Rename internal Button icon to button_icon to match exposed methods

editor/action_map_editor.cpp

@@ -358,7 +358,7 @@ void ActionMapEditor::_notification(int p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
 			action_list_search->set_right_icon(get_editor_theme_icon(SNAME("Search")));
-			add_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			add_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			if (!actions_cache.is_empty()) {
 				update_action_list();
 			}

editor/animation_track_editor.cpp

@@ -1440,8 +1440,8 @@ void AnimationTimelineEdit::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			add_track->set_icon(get_editor_theme_icon(SNAME("Add")));
-			loop->set_icon(get_editor_theme_icon(SNAME("Loop")));
+			add_track->set_button_icon(get_editor_theme_icon(SNAME("Add")));
+			loop->set_button_icon(get_editor_theme_icon(SNAME("Loop")));
 			time_icon->set_texture(get_editor_theme_icon(SNAME("Time")));
 
 			add_track->get_popup()->clear();
@@ -1818,15 +1818,15 @@ void AnimationTimelineEdit::update_values() {
 
 	switch (animation->get_loop_mode()) {
 		case Animation::LOOP_NONE: {
-			loop->set_icon(get_editor_theme_icon(SNAME("Loop")));
+			loop->set_button_icon(get_editor_theme_icon(SNAME("Loop")));
 			loop->set_pressed(false);
 		} break;
 		case Animation::LOOP_LINEAR: {
-			loop->set_icon(get_editor_theme_icon(SNAME("Loop")));
+			loop->set_button_icon(get_editor_theme_icon(SNAME("Loop")));
 			loop->set_pressed(true);
 		} break;
 		case Animation::LOOP_PINGPONG: {
-			loop->set_icon(get_editor_theme_icon(SNAME("PingPongLoop")));
+			loop->set_button_icon(get_editor_theme_icon(SNAME("PingPongLoop")));
 			loop->set_pressed(true);
 		} break;
 		default:
@@ -3313,7 +3313,7 @@ Variant AnimationTrackEdit::get_drag_data(const Point2 &p_point) {
 	Button *tb = memnew(Button);
 	tb->set_flat(true);
 	tb->set_text(path_cache);
-	tb->set_icon(icon_cache);
+	tb->set_button_icon(icon_cache);
 	tb->set_auto_translate_mode(AUTO_TRANSLATE_MODE_DISABLED);
 	tb->add_theme_constant_override("icon_max_width", get_theme_constant("class_icon_size", EditorStringName(Editor)));
 	set_drag_preview(tb);
@@ -5112,18 +5112,18 @@ void AnimationTrackEditor::_notification(int p_what) {
 		}
 		case NOTIFICATION_THEME_CHANGED: {
 			zoom_icon->set_texture(get_editor_theme_icon(SNAME("Zoom")));
-			bezier_edit_icon->set_icon(get_editor_theme_icon(SNAME("EditBezier")));
-			snap_timeline->set_icon(get_editor_theme_icon(SNAME("SnapTimeline")));
-			snap_keys->set_icon(get_editor_theme_icon(SNAME("SnapKeys")));
-			view_group->set_icon(get_editor_theme_icon(view_group->is_pressed() ? SNAME("AnimationTrackList") : SNAME("AnimationTrackGroup")));
-			selected_filter->set_icon(get_editor_theme_icon(SNAME("AnimationFilter")));
-			imported_anim_warning->set_icon(get_editor_theme_icon(SNAME("NodeWarning")));
-			dummy_player_warning->set_icon(get_editor_theme_icon(SNAME("NodeWarning")));
-			inactive_player_warning->set_icon(get_editor_theme_icon(SNAME("NodeWarning")));
+			bezier_edit_icon->set_button_icon(get_editor_theme_icon(SNAME("EditBezier")));
+			snap_timeline->set_button_icon(get_editor_theme_icon(SNAME("SnapTimeline")));
+			snap_keys->set_button_icon(get_editor_theme_icon(SNAME("SnapKeys")));
+			view_group->set_button_icon(get_editor_theme_icon(view_group->is_pressed() ? SNAME("AnimationTrackList") : SNAME("AnimationTrackGroup")));
+			selected_filter->set_button_icon(get_editor_theme_icon(SNAME("AnimationFilter")));
+			imported_anim_warning->set_button_icon(get_editor_theme_icon(SNAME("NodeWarning")));
+			dummy_player_warning->set_button_icon(get_editor_theme_icon(SNAME("NodeWarning")));
+			inactive_player_warning->set_button_icon(get_editor_theme_icon(SNAME("NodeWarning")));
 			main_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
 			edit->get_popup()->set_item_icon(edit->get_popup()->get_item_index(EDIT_APPLY_RESET), get_editor_theme_icon(SNAME("Reload")));
-			auto_fit->set_icon(get_editor_theme_icon(SNAME("AnimationAutoFit")));
-			auto_fit_bezier->set_icon(get_editor_theme_icon(SNAME("AnimationAutoFitBezier")));
+			auto_fit->set_button_icon(get_editor_theme_icon(SNAME("AnimationAutoFit")));
+			auto_fit_bezier->set_button_icon(get_editor_theme_icon(SNAME("AnimationAutoFitBezier")));
 
 			const int timeline_separation = get_theme_constant(SNAME("timeline_v_separation"), SNAME("AnimationTrackEditor"));
 			timeline_vbox->add_theme_constant_override("separation", timeline_separation);
@@ -7279,7 +7279,7 @@ void AnimationTrackEditor::_cleanup_animation(Ref<Animation> p_animation) {
 
 void AnimationTrackEditor::_view_group_toggle() {
 	_update_tracks();
-	view_group->set_icon(get_editor_theme_icon(view_group->is_pressed() ? SNAME("AnimationTrackList") : SNAME("AnimationTrackGroup")));
+	view_group->set_button_icon(get_editor_theme_icon(view_group->is_pressed() ? SNAME("AnimationTrackList") : SNAME("AnimationTrackGroup")));
 	bezier_edit->set_filtered(selected_filter->is_pressed());
 }
 

editor/code_editor.cpp

@@ -104,8 +104,8 @@ void FindReplaceBar::_notification(int p_what) {
 			[[fallthrough]];
 		}
 		case NOTIFICATION_READY: {
-			find_prev->set_icon(get_editor_theme_icon(SNAME("MoveUp")));
-			find_next->set_icon(get_editor_theme_icon(SNAME("MoveDown")));
+			find_prev->set_button_icon(get_editor_theme_icon(SNAME("MoveUp")));
+			find_next->set_button_icon(get_editor_theme_icon(SNAME("MoveDown")));
 			hide_button->set_texture_normal(get_editor_theme_icon(SNAME("Close")));
 			hide_button->set_texture_hover(get_editor_theme_icon(SNAME("Close")));
 			hide_button->set_texture_pressed(get_editor_theme_icon(SNAME("Close")));
@@ -549,7 +549,7 @@ void FindReplaceBar::_update_toggle_replace_button(bool p_replace_visible) {
 	String shortcut = ED_GET_SHORTCUT(p_replace_visible ? "script_text_editor/find" : "script_text_editor/replace")->get_as_text();
 	toggle_replace_button->set_tooltip_text(vformat("%s (%s)", tooltip, shortcut));
 	StringName rtl_compliant_arrow = is_layout_rtl() ? SNAME("GuiTreeArrowLeft") : SNAME("GuiTreeArrowRight");
-	toggle_replace_button->set_icon(get_editor_theme_icon(p_replace_visible ? SNAME("GuiTreeArrowDown") : rtl_compliant_arrow));
+	toggle_replace_button->set_button_icon(get_editor_theme_icon(p_replace_visible ? SNAME("GuiTreeArrowDown") : rtl_compliant_arrow));
 }
 
 void FindReplaceBar::_show_search(bool p_with_replace, bool p_show_only) {
@@ -1493,8 +1493,8 @@ void CodeTextEditor::goto_error() {
 void CodeTextEditor::_update_text_editor_theme() {
 	emit_signal(SNAME("load_theme_settings"));
 
-	error_button->set_icon(get_editor_theme_icon(SNAME("StatusError")));
-	warning_button->set_icon(get_editor_theme_icon(SNAME("NodeWarning")));
+	error_button->set_button_icon(get_editor_theme_icon(SNAME("StatusError")));
+	warning_button->set_button_icon(get_editor_theme_icon(SNAME("NodeWarning")));
 
 	Ref<Font> status_bar_font = get_theme_font(SNAME("status_source"), EditorStringName(EditorFonts));
 	int status_bar_font_size = get_theme_font_size(SNAME("status_source_size"), EditorStringName(EditorFonts));
@@ -1771,7 +1771,7 @@ void CodeTextEditor::show_toggle_scripts_button() {
 void CodeTextEditor::update_toggle_scripts_button() {
 	ERR_FAIL_NULL(toggle_scripts_list);
 	bool forward = toggle_scripts_list->is_visible() == is_layout_rtl();
-	toggle_scripts_button->set_icon(get_editor_theme_icon(forward ? SNAME("Forward") : SNAME("Back")));
+	toggle_scripts_button->set_button_icon(get_editor_theme_icon(forward ? SNAME("Forward") : SNAME("Back")));
 	toggle_scripts_button->set_tooltip_text(vformat("%s (%s)", TTR("Toggle Scripts Panel"), ED_GET_SHORTCUT("script_editor/toggle_scripts_panel")->get_as_text()));
 }
 

editor/connections_dialog.cpp

@@ -488,7 +488,7 @@ void ConnectDialog::_notification(int p_what) {
 			}
 
 			method_search->set_right_icon(get_editor_theme_icon("Search"));
-			open_method_tree->set_icon(get_editor_theme_icon("Edit"));
+			open_method_tree->set_button_icon(get_editor_theme_icon("Edit"));
 		} break;
 	}
 }
@@ -1079,17 +1079,17 @@ void ConnectionsDock::_tree_item_selected() {
 	TreeItem *item = tree->get_selected();
 	if (item && _get_item_type(*item) == TREE_ITEM_TYPE_SIGNAL) {
 		connect_button->set_text(TTR("Connect..."));
-		connect_button->set_icon(get_editor_theme_icon(SNAME("Instance")));
+		connect_button->set_button_icon(get_editor_theme_icon(SNAME("Instance")));
 		connect_button->set_disabled(false);
 	} else if (item && _get_item_type(*item) == TREE_ITEM_TYPE_CONNECTION) {
 		connect_button->set_text(TTR("Disconnect"));
-		connect_button->set_icon(get_editor_theme_icon(SNAME("Unlinked")));
+		connect_button->set_button_icon(get_editor_theme_icon(SNAME("Unlinked")));
 
 		Object::Connection connection = item->get_metadata(0);
 		connect_button->set_disabled(_is_connection_inherited(connection));
 	} else {
 		connect_button->set_text(TTR("Connect..."));
-		connect_button->set_icon(get_editor_theme_icon(SNAME("Instance")));
+		connect_button->set_button_icon(get_editor_theme_icon(SNAME("Instance")));
 		connect_button->set_disabled(true);
 	}
 }
@@ -1586,7 +1586,7 @@ void ConnectionsDock::update_tree() {
 	}
 
 	connect_button->set_text(TTR("Connect..."));
-	connect_button->set_icon(get_editor_theme_icon(SNAME("Instance")));
+	connect_button->set_button_icon(get_editor_theme_icon(SNAME("Instance")));
 	connect_button->set_disabled(true);
 }
 

editor/create_dialog.cpp

@@ -468,7 +468,7 @@ void CreateDialog::_notification(int p_what) {
 			recent->set_fixed_icon_size(Size2(icon_width, icon_width));
 
 			search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
-			favorite->set_icon(get_editor_theme_icon(SNAME("Favorites")));
+			favorite->set_button_icon(get_editor_theme_icon(SNAME("Favorites")));
 		} break;
 	}
 }
@@ -613,7 +613,7 @@ Variant CreateDialog::get_drag_data_fw(const Point2 &p_point, Control *p_from) {
 
 		Button *tb = memnew(Button);
 		tb->set_flat(true);
-		tb->set_icon(ti->get_icon(0));
+		tb->set_button_icon(ti->get_icon(0));
 		tb->set_text(ti->get_text(0));
 		tb->set_auto_translate_mode(AUTO_TRANSLATE_MODE_DISABLED);
 		favorites->set_drag_preview(tb);

editor/debugger/editor_debugger_node.cpp

@@ -417,18 +417,18 @@ void EditorDebuggerNode::_update_errors() {
 		if (error_count == 0 && warning_count == 0) {
 			debugger_button->set_text(TTR("Debugger"));
 			debugger_button->remove_theme_color_override(SceneStringName(font_color));
-			debugger_button->set_icon(Ref<Texture2D>());
+			debugger_button->set_button_icon(Ref<Texture2D>());
 		} else {
 			debugger_button->set_text(TTR("Debugger") + " (" + itos(error_count + warning_count) + ")");
 			if (error_count >= 1 && warning_count >= 1) {
-				debugger_button->set_icon(get_editor_theme_icon(SNAME("ErrorWarning")));
+				debugger_button->set_button_icon(get_editor_theme_icon(SNAME("ErrorWarning")));
 				// Use error color to represent the highest level of severity reported.
 				debugger_button->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
 			} else if (error_count >= 1) {
-				debugger_button->set_icon(get_editor_theme_icon(SNAME("Error")));
+				debugger_button->set_button_icon(get_editor_theme_icon(SNAME("Error")));
 				debugger_button->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
 			} else {
-				debugger_button->set_icon(get_editor_theme_icon(SNAME("Warning")));
+				debugger_button->set_button_icon(get_editor_theme_icon(SNAME("Warning")));
 				debugger_button->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
 			}
 		}

editor/debugger/editor_profiler.cpp

@@ -390,10 +390,10 @@ void EditorProfiler::_update_frame() {
 
 void EditorProfiler::_update_button_text() {
 	if (activate->is_pressed()) {
-		activate->set_icon(get_editor_theme_icon(SNAME("Stop")));
+		activate->set_button_icon(get_editor_theme_icon(SNAME("Stop")));
 		activate->set_text(TTR("Stop"));
 	} else {
-		activate->set_icon(get_editor_theme_icon(SNAME("Play")));
+		activate->set_button_icon(get_editor_theme_icon(SNAME("Play")));
 		activate->set_text(TTR("Start"));
 	}
 }
@@ -428,8 +428,8 @@ void EditorProfiler::_notification(int p_what) {
 		case NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
 		case NOTIFICATION_THEME_CHANGED:
 		case NOTIFICATION_TRANSLATION_CHANGED: {
-			activate->set_icon(get_editor_theme_icon(SNAME("Play")));
-			clear_button->set_icon(get_editor_theme_icon(SNAME("Clear")));
+			activate->set_button_icon(get_editor_theme_icon(SNAME("Play")));
+			clear_button->set_button_icon(get_editor_theme_icon(SNAME("Clear")));
 
 			theme_cache.seek_line_color = get_theme_color(SceneStringName(font_color), EditorStringName(Editor));
 			theme_cache.seek_line_color.a = 0.8;

editor/debugger/editor_visual_profiler.cpp

@@ -411,12 +411,12 @@ void EditorVisualProfiler::_update_frame(bool p_focus_selected) {
 
 void EditorVisualProfiler::_activate_pressed() {
 	if (activate->is_pressed()) {
-		activate->set_icon(get_editor_theme_icon(SNAME("Stop")));
+		activate->set_button_icon(get_editor_theme_icon(SNAME("Stop")));
 		activate->set_text(TTR("Stop"));
 		_clear_pressed(); //always clear on start
 		clear_button->set_disabled(false);
 	} else {
-		activate->set_icon(get_editor_theme_icon(SNAME("Play")));
+		activate->set_button_icon(get_editor_theme_icon(SNAME("Play")));
 		activate->set_text(TTR("Start"));
 	}
 	emit_signal(SNAME("enable_profiling"), activate->is_pressed());
@@ -438,8 +438,8 @@ void EditorVisualProfiler::_notification(int p_what) {
 		case NOTIFICATION_LAYOUT_DIRECTION_CHANGED:
 		case NOTIFICATION_THEME_CHANGED:
 		case NOTIFICATION_TRANSLATION_CHANGED: {
-			activate->set_icon(get_editor_theme_icon(SNAME("Play")));
-			clear_button->set_icon(get_editor_theme_icon(SNAME("Clear")));
+			activate->set_button_icon(get_editor_theme_icon(SNAME("Play")));
+			clear_button->set_button_icon(get_editor_theme_icon(SNAME("Clear")));
 		} break;
 	}
 }
@@ -657,10 +657,10 @@ void EditorVisualProfiler::_bind_methods() {
 
 void EditorVisualProfiler::_update_button_text() {
 	if (activate->is_pressed()) {
-		activate->set_icon(get_editor_theme_icon(SNAME("Stop")));
+		activate->set_button_icon(get_editor_theme_icon(SNAME("Stop")));
 		activate->set_text(TTR("Stop"));
 	} else {
-		activate->set_icon(get_editor_theme_icon(SNAME("Play")));
+		activate->set_button_icon(get_editor_theme_icon(SNAME("Play")));
 		activate->set_text(TTR("Start"));
 	}
 }

editor/debugger/script_editor_debugger.cpp

@@ -95,9 +95,9 @@ void ScriptEditorDebugger::debug_copy() {
 void ScriptEditorDebugger::debug_skip_breakpoints() {
 	skip_breakpoints_value = !skip_breakpoints_value;
 	if (skip_breakpoints_value) {
-		skip_breakpoints->set_icon(get_editor_theme_icon(SNAME("DebugSkipBreakpointsOn")));
+		skip_breakpoints->set_button_icon(get_editor_theme_icon(SNAME("DebugSkipBreakpointsOn")));
 	} else {
-		skip_breakpoints->set_icon(get_editor_theme_icon(SNAME("DebugSkipBreakpointsOff")));
+		skip_breakpoints->set_button_icon(get_editor_theme_icon(SNAME("DebugSkipBreakpointsOff")));
 	}
 
 	Array msg;
@@ -870,14 +870,14 @@ void ScriptEditorDebugger::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			tabs->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("DebuggerPanel"), EditorStringName(EditorStyles)));
 
-			skip_breakpoints->set_icon(get_editor_theme_icon(skip_breakpoints_value ? SNAME("DebugSkipBreakpointsOn") : SNAME("DebugSkipBreakpointsOff")));
-			copy->set_icon(get_editor_theme_icon(SNAME("ActionCopy")));
-			step->set_icon(get_editor_theme_icon(SNAME("DebugStep")));
-			next->set_icon(get_editor_theme_icon(SNAME("DebugNext")));
-			dobreak->set_icon(get_editor_theme_icon(SNAME("Pause")));
-			docontinue->set_icon(get_editor_theme_icon(SNAME("DebugContinue")));
-			vmem_refresh->set_icon(get_editor_theme_icon(SNAME("Reload")));
-			vmem_export->set_icon(get_editor_theme_icon(SNAME("Save")));
+			skip_breakpoints->set_button_icon(get_editor_theme_icon(skip_breakpoints_value ? SNAME("DebugSkipBreakpointsOn") : SNAME("DebugSkipBreakpointsOff")));
+			copy->set_button_icon(get_editor_theme_icon(SNAME("ActionCopy")));
+			step->set_button_icon(get_editor_theme_icon(SNAME("DebugStep")));
+			next->set_button_icon(get_editor_theme_icon(SNAME("DebugNext")));
+			dobreak->set_button_icon(get_editor_theme_icon(SNAME("Pause")));
+			docontinue->set_button_icon(get_editor_theme_icon(SNAME("DebugContinue")));
+			vmem_refresh->set_button_icon(get_editor_theme_icon(SNAME("Reload")));
+			vmem_export->set_button_icon(get_editor_theme_icon(SNAME("Save")));
 			search->set_right_icon(get_editor_theme_icon(SNAME("Search")));
 
 			reason->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));

editor/editor_asset_installer.cpp

@@ -411,9 +411,9 @@ void EditorAssetInstaller::_toggle_source_tree(bool p_visible, bool p_scroll_to_
 	show_source_files_button->set_pressed_no_signal(p_visible); // To keep in sync if triggered by something else.
 
 	if (p_visible) {
-		show_source_files_button->set_icon(get_editor_theme_icon(SNAME("Back")));
+		show_source_files_button->set_button_icon(get_editor_theme_icon(SNAME("Back")));
 	} else {
-		show_source_files_button->set_icon(get_editor_theme_icon(SNAME("Forward")));
+		show_source_files_button->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
 	}
 
 	if (p_visible && p_scroll_to_error && first_file_conflict) {
@@ -597,9 +597,9 @@ void EditorAssetInstaller::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			if (show_source_files_button->is_pressed()) {
-				show_source_files_button->set_icon(get_editor_theme_icon(SNAME("Back")));
+				show_source_files_button->set_button_icon(get_editor_theme_icon(SNAME("Back")));
 			} else {
-				show_source_files_button->set_icon(get_editor_theme_icon(SNAME("Forward")));
+				show_source_files_button->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
 			}
 			asset_conflicts_link->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
 

editor/editor_audio_buses.cpp

@@ -96,14 +96,14 @@ void EditorAudioBus::_notification(int p_what) {
 			Ref<StyleBoxFlat>(mute->get_theme_stylebox(SceneStringName(pressed)))->set_border_color(mute_color.darkened(darkening_factor));
 			Ref<StyleBoxFlat>(bypass->get_theme_stylebox(SceneStringName(pressed)))->set_border_color(bypass_color.darkened(darkening_factor));
 
-			solo->set_icon(get_editor_theme_icon(SNAME("AudioBusSolo")));
+			solo->set_button_icon(get_editor_theme_icon(SNAME("AudioBusSolo")));
 			solo->add_theme_color_override("icon_pressed_color", solo_color);
-			mute->set_icon(get_editor_theme_icon(SNAME("AudioBusMute")));
+			mute->set_button_icon(get_editor_theme_icon(SNAME("AudioBusMute")));
 			mute->add_theme_color_override("icon_pressed_color", mute_color);
-			bypass->set_icon(get_editor_theme_icon(SNAME("AudioBusBypass")));
+			bypass->set_button_icon(get_editor_theme_icon(SNAME("AudioBusBypass")));
 			bypass->add_theme_color_override("icon_pressed_color", bypass_color);
 
-			bus_options->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			bus_options->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 
 			audio_value_preview_label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SceneStringName(font_color), SNAME("TooltipLabel")));
 			audio_value_preview_label->add_theme_color_override("font_shadow_color", get_theme_color(SNAME("font_shadow_color"), SNAME("TooltipLabel")));

editor/editor_autoload_settings.cpp

@@ -55,12 +55,12 @@ void EditorAutoloadSettings::_notification(int p_what) {
 				file_dialog->add_filter("*." + E);
 			}
 
-			browse_button->set_icon(get_editor_theme_icon(SNAME("Folder")));
+			browse_button->set_button_icon(get_editor_theme_icon(SNAME("Folder")));
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			browse_button->set_icon(get_editor_theme_icon(SNAME("Folder")));
-			add_autoload->set_icon(get_editor_theme_icon(SNAME("Add")));
+			browse_button->set_button_icon(get_editor_theme_icon(SNAME("Folder")));
+			add_autoload->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		} break;
 
 		case NOTIFICATION_VISIBILITY_CHANGED: {

editor/editor_dock_manager.cpp

@@ -852,21 +852,21 @@ void DockContextPopup::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			if (make_float_button) {
-				make_float_button->set_icon(get_editor_theme_icon(SNAME("MakeFloating")));
+				make_float_button->set_button_icon(get_editor_theme_icon(SNAME("MakeFloating")));
 			}
 			if (is_layout_rtl()) {
-				tab_move_left_button->set_icon(get_editor_theme_icon(SNAME("Forward")));
-				tab_move_right_button->set_icon(get_editor_theme_icon(SNAME("Back")));
+				tab_move_left_button->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
+				tab_move_right_button->set_button_icon(get_editor_theme_icon(SNAME("Back")));
 				tab_move_left_button->set_tooltip_text(TTR("Move this dock right one tab."));
 				tab_move_right_button->set_tooltip_text(TTR("Move this dock left one tab."));
 			} else {
-				tab_move_left_button->set_icon(get_editor_theme_icon(SNAME("Back")));
-				tab_move_right_button->set_icon(get_editor_theme_icon(SNAME("Forward")));
+				tab_move_left_button->set_button_icon(get_editor_theme_icon(SNAME("Back")));
+				tab_move_right_button->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
 				tab_move_left_button->set_tooltip_text(TTR("Move this dock left one tab."));
 				tab_move_right_button->set_tooltip_text(TTR("Move this dock right one tab."));
 			}
-			dock_to_bottom_button->set_icon(get_editor_theme_icon(SNAME("ControlAlignBottomWide")));
-			close_button->set_icon(get_editor_theme_icon(SNAME("Close")));
+			dock_to_bottom_button->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignBottomWide")));
+			close_button->set_button_icon(get_editor_theme_icon(SNAME("Close")));
 		} break;
 	}
 }

editor/editor_help.cpp

@@ -3109,9 +3109,9 @@ void EditorHelp::set_scroll(int p_scroll) {
 
 void EditorHelp::update_toggle_scripts_button() {
 	if (is_layout_rtl()) {
-		toggle_scripts_button->set_icon(get_editor_theme_icon(ScriptEditor::get_singleton()->is_scripts_panel_toggled() ? SNAME("Forward") : SNAME("Back")));
+		toggle_scripts_button->set_button_icon(get_editor_theme_icon(ScriptEditor::get_singleton()->is_scripts_panel_toggled() ? SNAME("Forward") : SNAME("Back")));
 	} else {
-		toggle_scripts_button->set_icon(get_editor_theme_icon(ScriptEditor::get_singleton()->is_scripts_panel_toggled() ? SNAME("Back") : SNAME("Forward")));
+		toggle_scripts_button->set_button_icon(get_editor_theme_icon(ScriptEditor::get_singleton()->is_scripts_panel_toggled() ? SNAME("Back") : SNAME("Forward")));
 	}
 	toggle_scripts_button->set_tooltip_text(vformat("%s (%s)", TTR("Toggle Scripts Panel"), ED_GET_SHORTCUT("script_editor/toggle_scripts_panel")->get_as_text()));
 }
@@ -4153,8 +4153,8 @@ void FindBar::popup_search() {
 void FindBar::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			find_prev->set_icon(get_editor_theme_icon(SNAME("MoveUp")));
-			find_next->set_icon(get_editor_theme_icon(SNAME("MoveDown")));
+			find_prev->set_button_icon(get_editor_theme_icon(SNAME("MoveUp")));
+			find_next->set_button_icon(get_editor_theme_icon(SNAME("MoveDown")));
 			hide_button->set_texture_normal(get_editor_theme_icon(SNAME("Close")));
 			hide_button->set_texture_hover(get_editor_theme_icon(SNAME("Close")));
 			hide_button->set_texture_pressed(get_editor_theme_icon(SNAME("Close")));

editor/editor_help_search.cpp

@@ -244,8 +244,8 @@ void EditorHelpSearch::_notification(int p_what) {
 			search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
 			search_box->add_theme_icon_override("right_icon", get_editor_theme_icon(SNAME("Search")));
 
-			case_sensitive_button->set_icon(get_editor_theme_icon(SNAME("MatchCase")));
-			hierarchy_button->set_icon(get_editor_theme_icon(SNAME("ClassList")));
+			case_sensitive_button->set_button_icon(get_editor_theme_icon(SNAME("MatchCase")));
+			hierarchy_button->set_button_icon(get_editor_theme_icon(SNAME("ClassList")));
 
 			if (is_visible()) {
 				_update_results();

editor/editor_inspector.cpp

@@ -2234,7 +2234,7 @@ void EditorInspectorArray::_setup() {
 
 			if (element_position > 0) {
 				ae.move_up = memnew(Button);
-				ae.move_up->set_icon(get_editor_theme_icon(SNAME("MoveUp")));
+				ae.move_up->set_button_icon(get_editor_theme_icon(SNAME("MoveUp")));
 				ae.move_up->connect(SceneStringName(pressed), callable_mp(this, &EditorInspectorArray::_move_element).bind(element_position, element_position - 1));
 				move_vbox->add_child(ae.move_up);
 			}
@@ -2250,7 +2250,7 @@ void EditorInspectorArray::_setup() {
 
 			if (element_position < count - 1) {
 				ae.move_down = memnew(Button);
-				ae.move_down->set_icon(get_editor_theme_icon(SNAME("MoveDown")));
+				ae.move_down->set_button_icon(get_editor_theme_icon(SNAME("MoveDown")));
 				ae.move_down->connect(SceneStringName(pressed), callable_mp(this, &EditorInspectorArray::_move_element).bind(element_position, element_position + 2));
 				move_vbox->add_child(ae.move_down);
 			}
@@ -2273,7 +2273,7 @@ void EditorInspectorArray::_setup() {
 		ae.hbox->add_child(ae.vbox);
 
 		ae.erase = memnew(Button);
-		ae.erase->set_icon(get_editor_theme_icon(SNAME("Remove")));
+		ae.erase->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 		ae.erase->set_v_size_flags(SIZE_SHRINK_CENTER);
 		ae.erase->connect(SceneStringName(pressed), callable_mp(this, &EditorInspectorArray::_remove_item).bind(element_position));
 		ae.hbox->add_child(ae.erase);
@@ -2355,10 +2355,10 @@ void EditorInspectorArray::_notification(int p_what) {
 					ae.move_texture_rect->set_texture(get_editor_theme_icon(SNAME("TripleBar")));
 				}
 				if (ae.move_up) {
-					ae.move_up->set_icon(get_editor_theme_icon(SNAME("MoveUp")));
+					ae.move_up->set_button_icon(get_editor_theme_icon(SNAME("MoveUp")));
 				}
 				if (ae.move_down) {
-					ae.move_down->set_icon(get_editor_theme_icon(SNAME("MoveDown")));
+					ae.move_down->set_button_icon(get_editor_theme_icon(SNAME("MoveDown")));
 				}
 				Size2 min_size = get_theme_stylebox(SNAME("Focus"), EditorStringName(EditorStyles))->get_minimum_size();
 				ae.margin->begin_bulk_theme_override();
@@ -2369,11 +2369,11 @@ void EditorInspectorArray::_notification(int p_what) {
 				ae.margin->end_bulk_theme_override();
 
 				if (ae.erase) {
-					ae.erase->set_icon(get_editor_theme_icon(SNAME("Remove")));
+					ae.erase->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 				}
 			}
 
-			add_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			add_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			update_minimum_size();
 		} break;
 
@@ -2542,10 +2542,10 @@ void EditorPaginator::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			first_page_button->set_icon(get_editor_theme_icon(SNAME("PageFirst")));
-			prev_page_button->set_icon(get_editor_theme_icon(SNAME("PagePrevious")));
-			next_page_button->set_icon(get_editor_theme_icon(SNAME("PageNext")));
-			last_page_button->set_icon(get_editor_theme_icon(SNAME("PageLast")));
+			first_page_button->set_button_icon(get_editor_theme_icon(SNAME("PageFirst")));
+			prev_page_button->set_button_icon(get_editor_theme_icon(SNAME("PagePrevious")));
+			next_page_button->set_button_icon(get_editor_theme_icon(SNAME("PageNext")));
+			last_page_button->set_button_icon(get_editor_theme_icon(SNAME("PageLast")));
 		} break;
 	}
 }
@@ -3513,7 +3513,7 @@ void EditorInspector::update_tree() {
 		main_vbox->add_child(spacer);
 
 		Button *add_md = EditorInspector::create_inspector_action_button(TTR("Add Metadata"));
-		add_md->set_icon(get_editor_theme_icon(SNAME("Add")));
+		add_md->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		add_md->connect(SceneStringName(pressed), callable_mp(this, &EditorInspector::_show_add_meta_dialog));
 		main_vbox->add_child(add_md);
 		if (all_read_only) {

editor/editor_log.cpp

@@ -100,20 +100,20 @@ void EditorLog::_update_theme() {
 	log->add_theme_font_size_override("mono_font_size", font_size);
 	log->end_bulk_theme_override();
 
-	type_filter_map[MSG_TYPE_STD]->toggle_button->set_icon(get_editor_theme_icon(SNAME("Popup")));
-	type_filter_map[MSG_TYPE_ERROR]->toggle_button->set_icon(get_editor_theme_icon(SNAME("StatusError")));
-	type_filter_map[MSG_TYPE_WARNING]->toggle_button->set_icon(get_editor_theme_icon(SNAME("StatusWarning")));
-	type_filter_map[MSG_TYPE_EDITOR]->toggle_button->set_icon(get_editor_theme_icon(SNAME("Edit")));
+	type_filter_map[MSG_TYPE_STD]->toggle_button->set_button_icon(get_editor_theme_icon(SNAME("Popup")));
+	type_filter_map[MSG_TYPE_ERROR]->toggle_button->set_button_icon(get_editor_theme_icon(SNAME("StatusError")));
+	type_filter_map[MSG_TYPE_WARNING]->toggle_button->set_button_icon(get_editor_theme_icon(SNAME("StatusWarning")));
+	type_filter_map[MSG_TYPE_EDITOR]->toggle_button->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 
 	type_filter_map[MSG_TYPE_STD]->toggle_button->set_theme_type_variation("EditorLogFilterButton");
 	type_filter_map[MSG_TYPE_ERROR]->toggle_button->set_theme_type_variation("EditorLogFilterButton");
 	type_filter_map[MSG_TYPE_WARNING]->toggle_button->set_theme_type_variation("EditorLogFilterButton");
 	type_filter_map[MSG_TYPE_EDITOR]->toggle_button->set_theme_type_variation("EditorLogFilterButton");
 
-	clear_button->set_icon(get_editor_theme_icon(SNAME("Clear")));
-	copy_button->set_icon(get_editor_theme_icon(SNAME("ActionCopy")));
-	collapse_button->set_icon(get_editor_theme_icon(SNAME("CombineLines")));
-	show_search_button->set_icon(get_editor_theme_icon(SNAME("Search")));
+	clear_button->set_button_icon(get_editor_theme_icon(SNAME("Clear")));
+	copy_button->set_button_icon(get_editor_theme_icon(SNAME("ActionCopy")));
+	collapse_button->set_button_icon(get_editor_theme_icon(SNAME("CombineLines")));
+	show_search_button->set_button_icon(get_editor_theme_icon(SNAME("Search")));
 	search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
 
 	theme_cache.error_color = get_theme_color(SNAME("error_color"), EditorStringName(Editor));
@@ -204,7 +204,7 @@ void EditorLog::_clear_request() {
 	log->clear();
 	messages.clear();
 	_reset_message_counts();
-	tool_button->set_icon(Ref<Texture2D>());
+	tool_button->set_button_icon(Ref<Texture2D>());
 }
 
 void EditorLog::_copy_request() {
@@ -359,14 +359,14 @@ void EditorLog::_add_log_line(LogMessage &p_message, bool p_replace_previous) {
 			Ref<Texture2D> icon = theme_cache.error_icon;
 			log->add_image(icon);
 			log->add_text(" ");
-			tool_button->set_icon(icon);
+			tool_button->set_button_icon(icon);
 		} break;
 		case MSG_TYPE_WARNING: {
 			log->push_color(theme_cache.warning_color);
 			Ref<Texture2D> icon = theme_cache.warning_icon;
 			log->add_image(icon);
 			log->add_text(" ");
-			tool_button->set_icon(icon);
+			tool_button->set_button_icon(icon);
 		} break;
 		case MSG_TYPE_EDITOR: {
 			// Distinguish editor messages from messages printed by the project

editor/editor_main_screen.cpp

@@ -66,9 +66,9 @@ void EditorMainScreen::_notification(int p_what) {
 				Ref<Texture2D> icon = p_editor->get_icon();
 
 				if (icon.is_valid()) {
-					tb->set_icon(icon);
+					tb->set_button_icon(icon);
 				} else if (has_theme_icon(p_editor->get_name(), EditorStringName(EditorIcons))) {
-					tb->set_icon(get_theme_icon(p_editor->get_name(), EditorStringName(EditorIcons)));
+					tb->set_button_icon(get_theme_icon(p_editor->get_name(), EditorStringName(EditorIcons)));
 				}
 			}
 		} break;
@@ -244,7 +244,7 @@ void EditorMainScreen::add_main_plugin(EditorPlugin *p_editor) {
 		icon = get_editor_theme_icon(p_editor->get_name());
 	}
 	if (icon.is_valid()) {
-		tb->set_icon(icon);
+		tb->set_button_icon(icon);
 		// Make sure the control is updated if the icon is reimported.
 		icon->connect_changed(callable_mp((Control *)tb, &Control::update_minimum_size));
 	}

editor/editor_node.cpp

@@ -532,7 +532,7 @@ void EditorNode::_update_theme(bool p_skip_creation) {
 
 		editor_main_screen->add_theme_style_override(SceneStringName(panel), theme->get_stylebox(SNAME("Content"), EditorStringName(EditorStyles)));
 		bottom_panel->add_theme_style_override(SceneStringName(panel), theme->get_stylebox(SNAME("BottomPanel"), EditorStringName(EditorStyles)));
-		distraction_free->set_icon(theme->get_icon(SNAME("DistractionFree"), EditorStringName(EditorIcons)));
+		distraction_free->set_button_icon(theme->get_icon(SNAME("DistractionFree"), EditorStringName(EditorIcons)));
 		distraction_free->add_theme_style_override(SceneStringName(pressed), theme->get_stylebox(CoreStringName(normal), "FlatMenuButton"));
 
 		help_menu->set_item_icon(help_menu->get_item_index(HELP_SEARCH), theme->get_icon(SNAME("HelpSearch"), EditorStringName(EditorIcons)));
@@ -621,7 +621,7 @@ void EditorNode::_notification(int p_what) {
 
 				// Update the icon itself only when the spinner is visible.
 				if (_should_display_update_spinner()) {
-					update_spinner->set_icon(theme->get_icon("Progress" + itos(update_spinner_step + 1), EditorStringName(EditorIcons)));
+					update_spinner->set_button_icon(theme->get_icon("Progress" + itos(update_spinner_step + 1), EditorStringName(EditorIcons)));
 				}
 			}
 
@@ -7497,7 +7497,7 @@ EditorNode::EditorNode() {
 
 	update_spinner = memnew(MenuButton);
 	right_menu_hb->add_child(update_spinner);
-	update_spinner->set_icon(theme->get_icon(SNAME("Progress1"), EditorStringName(EditorIcons)));
+	update_spinner->set_button_icon(theme->get_icon(SNAME("Progress1"), EditorStringName(EditorIcons)));
 	update_spinner->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &EditorNode::_menu_option));
 	PopupMenu *p = update_spinner->get_popup();
 	p->add_radio_check_item(TTR("Update Continuously"), SETTINGS_UPDATE_CONTINUOUSLY);

editor/editor_properties.cpp

@@ -192,7 +192,7 @@ void EditorPropertyMultilineText::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED:
 		case NOTIFICATION_ENTER_TREE: {
 			Ref<Texture2D> df = get_editor_theme_icon(SNAME("DistractionFree"));
-			open_big_text->set_icon(df);
+			open_big_text->set_button_icon(df);
 
 			Ref<Font> font;
 			int font_size;
@@ -340,9 +340,9 @@ void EditorPropertyTextEnum::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			edit_button->set_icon(get_editor_theme_icon(SNAME("Edit")));
-			accept_button->set_icon(get_editor_theme_icon(SNAME("ImportCheck")));
-			cancel_button->set_icon(get_editor_theme_icon(SNAME("ImportFail")));
+			edit_button->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
+			accept_button->set_button_icon(get_editor_theme_icon(SNAME("ImportCheck")));
+			cancel_button->set_button_icon(get_editor_theme_icon(SNAME("ImportFail")));
 		} break;
 	}
 }
@@ -428,7 +428,7 @@ void EditorPropertyLocale::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			locale_edit->set_icon(get_editor_theme_icon(SNAME("Translation")));
+			locale_edit->set_button_icon(get_editor_theme_icon(SNAME("Translation")));
 		} break;
 	}
 }
@@ -522,9 +522,9 @@ void EditorPropertyPath::_notification(int p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
 			if (folder) {
-				path_edit->set_icon(get_editor_theme_icon(SNAME("FolderBrowse")));
+				path_edit->set_button_icon(get_editor_theme_icon(SNAME("FolderBrowse")));
 			} else {
-				path_edit->set_icon(get_editor_theme_icon(SNAME("FileBrowse")));
+				path_edit->set_button_icon(get_editor_theme_icon(SNAME("FileBrowse")));
 			}
 		} break;
 	}
@@ -1343,12 +1343,12 @@ void EditorPropertyObjectID::update_property() {
 		edit->set_text(type + " ID: " + uitos(id));
 		edit->set_tooltip_text(type + " ID: " + uitos(id));
 		edit->set_disabled(false);
-		edit->set_icon(EditorNode::get_singleton()->get_class_icon(type));
+		edit->set_button_icon(EditorNode::get_singleton()->get_class_icon(type));
 	} else {
 		edit->set_text(TTR("<empty>"));
 		edit->set_tooltip_text("");
 		edit->set_disabled(true);
-		edit->set_icon(Ref<Texture2D>());
+		edit->set_button_icon(Ref<Texture2D>());
 	}
 }
 
@@ -1378,7 +1378,7 @@ void EditorPropertySignal::update_property() {
 
 	edit->set_text("Signal: " + signal.get_name());
 	edit->set_disabled(false);
-	edit->set_icon(get_editor_theme_icon(SNAME("Signals")));
+	edit->set_button_icon(get_editor_theme_icon(SNAME("Signals")));
 }
 
 EditorPropertySignal::EditorPropertySignal() {
@@ -1397,7 +1397,7 @@ void EditorPropertyCallable::update_property() {
 
 	edit->set_text("Callable");
 	edit->set_disabled(true);
-	edit->set_icon(get_editor_theme_icon(SNAME("Callable")));
+	edit->set_button_icon(get_editor_theme_icon(SNAME("Callable")));
 }
 
 EditorPropertyCallable::EditorPropertyCallable() {
@@ -2024,9 +2024,9 @@ void EditorPropertyQuaternion::_notification(int p_what) {
 			for (int i = 0; i < 3; i++) {
 				euler[i]->add_theme_color_override("label_color", colors[i]);
 			}
-			edit_button->set_icon(get_editor_theme_icon(SNAME("Edit")));
+			edit_button->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 			euler_label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("property_color"), SNAME("EditorProperty")));
-			warning->set_icon(get_editor_theme_icon(SNAME("NodeWarning")));
+			warning->set_button_icon(get_editor_theme_icon(SNAME("NodeWarning")));
 			warning->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
 		} break;
 	}
@@ -2829,7 +2829,7 @@ void EditorPropertyNodePath::update_property() {
 	assign->set_tooltip_text(p);
 
 	if (p.is_empty()) {
-		assign->set_icon(Ref<Texture2D>());
+		assign->set_button_icon(Ref<Texture2D>());
 		assign->set_text(TTR("Assign..."));
 		assign->set_flat(false);
 		return;
@@ -2837,7 +2837,7 @@ void EditorPropertyNodePath::update_property() {
 	assign->set_flat(true);
 
 	if (!base_node || !base_node->has_node(p)) {
-		assign->set_icon(Ref<Texture2D>());
+		assign->set_button_icon(Ref<Texture2D>());
 		assign->set_text(p);
 		return;
 	}
@@ -2846,13 +2846,13 @@ void EditorPropertyNodePath::update_property() {
 	ERR_FAIL_NULL(target_node);
 
 	if (String(target_node->get_name()).contains("@")) {
-		assign->set_icon(Ref<Texture2D>());
+		assign->set_button_icon(Ref<Texture2D>());
 		assign->set_text(p);
 		return;
 	}
 
 	assign->set_text(target_node->get_name());
-	assign->set_icon(EditorNode::get_singleton()->get_object_icon(target_node, "Node"));
+	assign->set_button_icon(EditorNode::get_singleton()->get_object_icon(target_node, "Node"));
 }
 
 void EditorPropertyNodePath::setup(const Vector<StringName> &p_valid_types, bool p_use_path_from_scene_root, bool p_editing_node) {
@@ -2865,7 +2865,7 @@ void EditorPropertyNodePath::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			menu->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			menu->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 			menu->get_popup()->set_item_icon(ACTION_CLEAR, get_editor_theme_icon(SNAME("Clear")));
 			menu->get_popup()->set_item_icon(ACTION_COPY, get_editor_theme_icon(SNAME("ActionCopy")));
 			menu->get_popup()->set_item_icon(ACTION_EDIT, get_editor_theme_icon(SNAME("Edit")));

editor/editor_properties_array_dict.cpp

@@ -283,7 +283,7 @@ void EditorPropertyArray::_create_new_property_slot() {
 	HBoxContainer *hbox = memnew(HBoxContainer);
 
 	Button *reorder_button = memnew(Button);
-	reorder_button->set_icon(get_editor_theme_icon(SNAME("TripleBar")));
+	reorder_button->set_button_icon(get_editor_theme_icon(SNAME("TripleBar")));
 	reorder_button->set_default_cursor_shape(Control::CURSOR_MOVE);
 	reorder_button->set_disabled(is_read_only());
 	reorder_button->connect(SceneStringName(gui_input), callable_mp(this, &EditorPropertyArray::_reorder_button_gui_input));
@@ -298,13 +298,13 @@ void EditorPropertyArray::_create_new_property_slot() {
 
 	if (is_untyped_array) {
 		Button *edit_btn = memnew(Button);
-		edit_btn->set_icon(get_editor_theme_icon(SNAME("Edit")));
+		edit_btn->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 		edit_btn->set_disabled(is_read_only());
 		edit_btn->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyArray::_change_type).bind(edit_btn, idx));
 		hbox->add_child(edit_btn);
 	} else {
 		Button *remove_btn = memnew(Button);
-		remove_btn->set_icon(get_editor_theme_icon(SNAME("Remove")));
+		remove_btn->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 		remove_btn->set_disabled(is_read_only());
 		remove_btn->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyArray::_remove_pressed).bind(idx));
 		hbox->add_child(remove_btn);
@@ -395,7 +395,7 @@ void EditorPropertyArray::update_property() {
 			vbox->add_child(property_vbox);
 
 			button_add_item = EditorInspector::create_inspector_action_button(TTR("Add Element"));
-			button_add_item->set_icon(get_editor_theme_icon(SNAME("Add")));
+			button_add_item->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			button_add_item->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyArray::_add_element));
 			button_add_item->set_disabled(is_read_only());
 			vbox->add_child(button_add_item);
@@ -657,7 +657,7 @@ void EditorPropertyArray::_notification(int p_what) {
 			}
 
 			if (button_add_item) {
-				button_add_item->set_icon(get_editor_theme_icon(SNAME("Add")));
+				button_add_item->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			}
 		} break;
 
@@ -939,13 +939,13 @@ void EditorPropertyDictionary::_create_new_property_slot(int p_idx) {
 
 	if (is_untyped_dict) {
 		Button *edit_btn = memnew(Button);
-		edit_btn->set_icon(get_editor_theme_icon(SNAME("Edit")));
+		edit_btn->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 		edit_btn->set_disabled(is_read_only());
 		edit_btn->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyDictionary::_change_type).bind(edit_btn, slots.size()));
 		hbox->add_child(edit_btn);
 	} else if (p_idx >= 0) {
 		Button *remove_btn = memnew(Button);
-		remove_btn->set_icon(get_editor_theme_icon(SNAME("Remove")));
+		remove_btn->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 		remove_btn->set_disabled(is_read_only());
 		remove_btn->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyDictionary::_remove_pressed).bind(slots.size()));
 		hbox->add_child(remove_btn);
@@ -1122,7 +1122,7 @@ void EditorPropertyDictionary::update_property() {
 			_create_new_property_slot(EditorPropertyDictionaryObject::NEW_VALUE_INDEX);
 
 			button_add_item = EditorInspector::create_inspector_action_button(TTR("Add Key/Value Pair"));
-			button_add_item->set_icon(get_theme_icon(SNAME("Add"), EditorStringName(EditorIcons)));
+			button_add_item->set_button_icon(get_theme_icon(SNAME("Add"), EditorStringName(EditorIcons)));
 			button_add_item->set_disabled(is_read_only());
 			button_add_item->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyDictionary::_add_key_value));
 			add_vbox->add_child(button_add_item);
@@ -1227,7 +1227,7 @@ void EditorPropertyDictionary::_notification(int p_what) {
 			}
 
 			if (button_add_item) {
-				button_add_item->set_icon(get_editor_theme_icon(SNAME("Add")));
+				button_add_item->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 				add_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("DictionaryAddItem")));
 			}
 		} break;
@@ -1424,7 +1424,7 @@ void EditorPropertyLocalizableString::update_property() {
 			hbox->add_child(prop);
 			prop->set_h_size_flags(SIZE_EXPAND_FILL);
 			Button *edit_btn = memnew(Button);
-			edit_btn->set_icon(get_editor_theme_icon(SNAME("Remove")));
+			edit_btn->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 			hbox->add_child(edit_btn);
 			edit_btn->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyLocalizableString::_remove_item).bind(edit_btn, remove_index));
 
@@ -1433,7 +1433,7 @@ void EditorPropertyLocalizableString::update_property() {
 
 		if (page_index == max_page) {
 			button_add_item = EditorInspector::create_inspector_action_button(TTR("Add Translation"));
-			button_add_item->set_icon(get_editor_theme_icon(SNAME("Add")));
+			button_add_item->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			button_add_item->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyLocalizableString::_add_locale_popup));
 			property_vbox->add_child(button_add_item);
 		}
@@ -1459,7 +1459,7 @@ void EditorPropertyLocalizableString::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED:
 		case NOTIFICATION_ENTER_TREE: {
 			if (button_add_item) {
-				button_add_item->set_icon(get_editor_theme_icon(SNAME("Add")));
+				button_add_item->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			}
 		} break;
 	}

editor/editor_resource_picker.cpp

@@ -61,11 +61,11 @@ void EditorResourcePicker::_update_resource() {
 		assign_button->set_custom_minimum_size(assign_button_min_size);
 
 		if (edited_resource == Ref<Resource>()) {
-			assign_button->set_icon(Ref<Texture2D>());
+			assign_button->set_button_icon(Ref<Texture2D>());
 			assign_button->set_text(TTR("<empty>"));
 			assign_button->set_tooltip_text("");
 		} else {
-			assign_button->set_icon(EditorNode::get_singleton()->get_object_icon(edited_resource.operator->(), SNAME("Object")));
+			assign_button->set_button_icon(EditorNode::get_singleton()->get_object_icon(edited_resource.operator->(), SNAME("Object")));
 
 			if (!edited_resource->get_name().is_empty()) {
 				assign_button->set_text(edited_resource->get_name());
@@ -103,7 +103,7 @@ void EditorResourcePicker::_update_resource_preview(const String &p_path, const
 		}
 
 		if (p_preview.is_valid()) {
-			preview_rect->set_offset(SIDE_LEFT, assign_button->get_icon()->get_width() + assign_button->get_theme_stylebox(CoreStringName(normal))->get_content_margin(SIDE_LEFT) + get_theme_constant(SNAME("h_separation"), SNAME("Button")));
+			preview_rect->set_offset(SIDE_LEFT, assign_button->get_button_icon()->get_width() + assign_button->get_theme_stylebox(CoreStringName(normal))->get_content_margin(SIDE_LEFT) + get_theme_constant(SNAME("h_separation"), SNAME("Button")));
 
 			// Resource-specific stretching.
 			if (Ref<GradientTexture1D>(edited_resource).is_valid() || Ref<Gradient>(edited_resource).is_valid()) {
@@ -831,7 +831,7 @@ void EditorResourcePicker::_notification(int p_what) {
 				edit_menu->add_theme_constant_override("icon_max_width", icon_width);
 			}
 
-			edit_button->set_icon(get_theme_icon(SNAME("select_arrow"), SNAME("Tree")));
+			edit_button->set_button_icon(get_theme_icon(SNAME("select_arrow"), SNAME("Tree")));
 		} break;
 
 		case NOTIFICATION_DRAW: {

editor/editor_run_native.cpp

@@ -39,7 +39,7 @@
 void EditorRunNative::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			remote_debug->set_icon(get_editor_theme_icon(SNAME("PlayRemote")));
+			remote_debug->set_button_icon(get_editor_theme_icon(SNAME("PlayRemote")));
 		} break;
 
 		case NOTIFICATION_PROCESS: {

editor/editor_settings_dialog.cpp

@@ -285,7 +285,7 @@ void EditorSettingsDialog::_update_icons() {
 	shortcut_search_box->set_right_icon(shortcuts->get_editor_theme_icon(SNAME("Search")));
 	shortcut_search_box->set_clear_button_enabled(true);
 
-	restart_close_button->set_icon(shortcuts->get_editor_theme_icon(SNAME("Close")));
+	restart_close_button->set_button_icon(shortcuts->get_editor_theme_icon(SNAME("Close")));
 	restart_container->add_theme_style_override(SceneStringName(panel), shortcuts->get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
 	restart_icon->set_texture(shortcuts->get_editor_theme_icon(SNAME("StatusWarning")));
 	restart_label->add_theme_color_override(SceneStringName(font_color), shortcuts->get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));

editor/export/export_template_manager.cpp

@@ -889,7 +889,7 @@ void ExportTemplateManager::_notification(int p_what) {
 			current_missing_label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
 			current_installed_label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("font_disabled_color"), EditorStringName(Editor)));
 
-			mirror_options_button->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			mirror_options_button->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 		} break;
 
 		case NOTIFICATION_VISIBILITY_CHANGED: {

editor/export/project_export.cpp

@@ -100,15 +100,15 @@ void ProjectExportDialog::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			duplicate_preset->set_icon(presets->get_editor_theme_icon(SNAME("Duplicate")));
-			delete_preset->set_icon(presets->get_editor_theme_icon(SNAME("Remove")));
-			patch_add_btn->set_icon(get_editor_theme_icon(SNAME("Add")));
+			duplicate_preset->set_button_icon(presets->get_editor_theme_icon(SNAME("Duplicate")));
+			delete_preset->set_button_icon(presets->get_editor_theme_icon(SNAME("Remove")));
+			patch_add_btn->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		} break;
 
 		case NOTIFICATION_READY: {
-			duplicate_preset->set_icon(presets->get_editor_theme_icon(SNAME("Duplicate")));
-			delete_preset->set_icon(presets->get_editor_theme_icon(SNAME("Remove")));
-			patch_add_btn->set_icon(get_editor_theme_icon(SNAME("Add")));
+			duplicate_preset->set_button_icon(presets->get_editor_theme_icon(SNAME("Duplicate")));
+			delete_preset->set_button_icon(presets->get_editor_theme_icon(SNAME("Remove")));
+			patch_add_btn->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			connect(SceneStringName(confirmed), callable_mp(this, &ProjectExportDialog::_export_pck_zip));
 			_update_export_all();
 		} break;

editor/fbx_importer_manager.cpp

@@ -40,7 +40,7 @@
 void FBXImporterManager::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			fbx_path_browse->set_icon(get_editor_theme_icon(SNAME("FileBrowse")));
+			fbx_path_browse->set_button_icon(get_editor_theme_icon(SNAME("FileBrowse")));
 		} break;
 
 		case NOTIFICATION_READY: {

editor/filesystem_dock.cpp

@@ -495,7 +495,7 @@ void FileSystemDock::_update_display_mode(bool p_force) {
 	if (p_force || old_display_mode != display_mode) {
 		switch (display_mode) {
 			case DISPLAY_MODE_TREE_ONLY:
-				button_toggle_display_mode->set_icon(get_editor_theme_icon(SNAME("Panels1")));
+				button_toggle_display_mode->set_button_icon(get_editor_theme_icon(SNAME("Panels1")));
 				tree->show();
 				tree->set_v_size_flags(SIZE_EXPAND_FILL);
 				toolbar2_hbc->show();
@@ -512,7 +512,7 @@ void FileSystemDock::_update_display_mode(bool p_force) {
 				const int actual_offset = is_vertical ? split_box_offset_v : split_box_offset_h;
 				split_box->set_split_offset(actual_offset);
 				const StringName icon = is_vertical ? SNAME("Panels2") : SNAME("Panels2Alt");
-				button_toggle_display_mode->set_icon(get_editor_theme_icon(icon));
+				button_toggle_display_mode->set_button_icon(get_editor_theme_icon(icon));
 
 				tree->show();
 				tree->set_v_size_flags(SIZE_EXPAND_FILL);
@@ -597,7 +597,7 @@ void FileSystemDock::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			_update_display_mode(true);
 
-			button_reload->set_icon(get_editor_theme_icon(SNAME("Reload")));
+			button_reload->set_button_icon(get_editor_theme_icon(SNAME("Reload")));
 
 			StringName mode_icon = "Panels1";
 			if (display_mode == DISPLAY_MODE_VSPLIT) {
@@ -605,28 +605,28 @@ void FileSystemDock::_notification(int p_what) {
 			} else if (display_mode == DISPLAY_MODE_HSPLIT) {
 				mode_icon = "Panels2Alt";
 			}
-			button_toggle_display_mode->set_icon(get_editor_theme_icon(mode_icon));
+			button_toggle_display_mode->set_button_icon(get_editor_theme_icon(mode_icon));
 
 			if (file_list_display_mode == FILE_LIST_DISPLAY_LIST) {
-				button_file_list_display_mode->set_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
+				button_file_list_display_mode->set_button_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
 			} else {
-				button_file_list_display_mode->set_icon(get_editor_theme_icon(SNAME("FileList")));
+				button_file_list_display_mode->set_button_icon(get_editor_theme_icon(SNAME("FileList")));
 			}
 
 			tree_search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
-			tree_button_sort->set_icon(get_editor_theme_icon(SNAME("Sort")));
+			tree_button_sort->set_button_icon(get_editor_theme_icon(SNAME("Sort")));
 
 			file_list_search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
-			file_list_button_sort->set_icon(get_editor_theme_icon(SNAME("Sort")));
+			file_list_button_sort->set_button_icon(get_editor_theme_icon(SNAME("Sort")));
 
-			button_dock_placement->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			button_dock_placement->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 
 			if (is_layout_rtl()) {
-				button_hist_next->set_icon(get_editor_theme_icon(SNAME("Back")));
-				button_hist_prev->set_icon(get_editor_theme_icon(SNAME("Forward")));
+				button_hist_next->set_button_icon(get_editor_theme_icon(SNAME("Back")));
+				button_hist_prev->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
 			} else {
-				button_hist_next->set_icon(get_editor_theme_icon(SNAME("Forward")));
-				button_hist_prev->set_icon(get_editor_theme_icon(SNAME("Back")));
+				button_hist_next->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
+				button_hist_prev->set_button_icon(get_editor_theme_icon(SNAME("Back")));
 			}
 
 			overwrite_dialog_scroll->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), "Tree"));
@@ -818,11 +818,11 @@ void FileSystemDock::_toggle_file_display() {
 void FileSystemDock::_set_file_display(bool p_active) {
 	if (p_active) {
 		file_list_display_mode = FILE_LIST_DISPLAY_LIST;
-		button_file_list_display_mode->set_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
+		button_file_list_display_mode->set_button_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
 		button_file_list_display_mode->set_tooltip_text(TTR("View items as a grid of thumbnails."));
 	} else {
 		file_list_display_mode = FILE_LIST_DISPLAY_THUMBNAILS;
-		button_file_list_display_mode->set_icon(get_editor_theme_icon(SNAME("FileList")));
+		button_file_list_display_mode->set_button_icon(get_editor_theme_icon(SNAME("FileList")));
 		button_file_list_display_mode->set_tooltip_text(TTR("View items as a list."));
 	}
 

editor/group_settings_editor.cpp

@@ -45,7 +45,7 @@ void GroupSettingsEditor::_notification(int p_what) {
 			update_groups();
 		} break;
 		case NOTIFICATION_THEME_CHANGED: {
-			add_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			add_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		} break;
 	}
 }

editor/groups_editor.cpp

@@ -373,7 +373,7 @@ void GroupsEditor::_notification(int p_what) {
 		} break;
 		case NOTIFICATION_THEME_CHANGED: {
 			filter->set_right_icon(get_editor_theme_icon("Search"));
-			add->set_icon(get_editor_theme_icon("Add"));
+			add->set_button_icon(get_editor_theme_icon("Add"));
 			_update_tree();
 		} break;
 		case NOTIFICATION_VISIBILITY_CHANGED: {

editor/gui/editor_bottom_panel.cpp

@@ -45,7 +45,7 @@
 void EditorBottomPanel::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			expand_button->set_icon(get_editor_theme_icon(SNAME("ExpandBottomDock")));
+			expand_button->set_button_icon(get_editor_theme_icon(SNAME("ExpandBottomDock")));
 		} break;
 	}
 }

editor/gui/editor_file_dialog.cpp

@@ -1483,29 +1483,29 @@ void EditorFileDialog::_update_drives(bool p_select) {
 void EditorFileDialog::_update_icons() {
 	// Update icons.
 
-	mode_thumbnails->set_icon(theme_cache.mode_thumbnails);
-	mode_list->set_icon(theme_cache.mode_list);
+	mode_thumbnails->set_button_icon(theme_cache.mode_thumbnails);
+	mode_list->set_button_icon(theme_cache.mode_list);
 
 	if (is_layout_rtl()) {
-		dir_prev->set_icon(theme_cache.forward_folder);
-		dir_next->set_icon(theme_cache.back_folder);
+		dir_prev->set_button_icon(theme_cache.forward_folder);
+		dir_next->set_button_icon(theme_cache.back_folder);
 	} else {
-		dir_prev->set_icon(theme_cache.back_folder);
-		dir_next->set_icon(theme_cache.forward_folder);
+		dir_prev->set_button_icon(theme_cache.back_folder);
+		dir_next->set_button_icon(theme_cache.forward_folder);
 	}
-	dir_up->set_icon(theme_cache.parent_folder);
+	dir_up->set_button_icon(theme_cache.parent_folder);
 
-	refresh->set_icon(theme_cache.reload);
-	favorite->set_icon(theme_cache.favorite);
-	show_hidden->set_icon(theme_cache.toggle_hidden);
-	makedir->set_icon(theme_cache.create_folder);
+	refresh->set_button_icon(theme_cache.reload);
+	favorite->set_button_icon(theme_cache.favorite);
+	show_hidden->set_button_icon(theme_cache.toggle_hidden);
+	makedir->set_button_icon(theme_cache.create_folder);
 
 	filter_box->set_right_icon(theme_cache.filter_box);
-	file_sort_button->set_icon(theme_cache.file_sort_button);
+	file_sort_button->set_button_icon(theme_cache.file_sort_button);
 	filter_box->set_clear_button_enabled(true);
 
-	fav_up->set_icon(theme_cache.favorites_up);
-	fav_down->set_icon(theme_cache.favorites_down);
+	fav_up->set_button_icon(theme_cache.favorites_up);
+	fav_down->set_button_icon(theme_cache.favorites_down);
 }
 
 void EditorFileDialog::_favorite_selected(int p_idx) {

editor/gui/editor_quick_open_dialog.cpp

@@ -613,10 +613,10 @@ void QuickOpenResultContainer::_set_display_mode(QuickOpenDisplayMode p_display_
 	_update_result_items(num_visible_results, selection_index);
 
 	if (content_display_mode == QuickOpenDisplayMode::LIST) {
-		display_mode_toggle->set_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
+		display_mode_toggle->set_button_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
 		display_mode_toggle->set_tooltip_text(TTR("Grid view"));
 	} else {
-		display_mode_toggle->set_icon(get_editor_theme_icon(SNAME("FileList")));
+		display_mode_toggle->set_button_icon(get_editor_theme_icon(SNAME("FileList")));
 		display_mode_toggle->set_tooltip_text(TTR("List view"));
 	}
 }
@@ -712,9 +712,9 @@ void QuickOpenResultContainer::_notification(int p_what) {
 			panel_container->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
 
 			if (content_display_mode == QuickOpenDisplayMode::LIST) {
-				display_mode_toggle->set_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
+				display_mode_toggle->set_button_icon(get_editor_theme_icon(SNAME("FileThumbnail")));
 			} else {
-				display_mode_toggle->set_icon(get_editor_theme_icon(SNAME("FileList")));
+				display_mode_toggle->set_button_icon(get_editor_theme_icon(SNAME("FileList")));
 			}
 		} break;
 	}

editor/gui/editor_run_bar.cpp

@@ -52,8 +52,8 @@ void EditorRunBar::_notification(int p_what) {
 
 		case NOTIFICATION_THEME_CHANGED: {
 			_update_play_buttons();
-			pause_button->set_icon(get_editor_theme_icon(SNAME("Pause")));
-			stop_button->set_icon(get_editor_theme_icon(SNAME("Stop")));
+			pause_button->set_button_icon(get_editor_theme_icon(SNAME("Pause")));
+			stop_button->set_button_icon(get_editor_theme_icon(SNAME("Stop")));
 
 			if (is_movie_maker_enabled()) {
 				main_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("LaunchPadMovieMode"), EditorStringName(EditorStyles)));
@@ -63,7 +63,7 @@ void EditorRunBar::_notification(int p_what) {
 				write_movie_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("MovieWriterButtonNormal"), EditorStringName(EditorStyles)));
 			}
 
-			write_movie_button->set_icon(get_editor_theme_icon(SNAME("MainMovieWrite")));
+			write_movie_button->set_button_icon(get_editor_theme_icon(SNAME("MainMovieWrite")));
 			// This button behaves differently, so color it as such.
 			write_movie_button->begin_bulk_theme_override();
 			write_movie_button->add_theme_color_override("icon_normal_color", get_theme_color(SNAME("movie_writer_icon_normal"), EditorStringName(EditorStyles)));
@@ -77,15 +77,15 @@ void EditorRunBar::_notification(int p_what) {
 
 void EditorRunBar::_reset_play_buttons() {
 	play_button->set_pressed(false);
-	play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+	play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 	play_button->set_tooltip_text(TTR("Play the project."));
 
 	play_scene_button->set_pressed(false);
-	play_scene_button->set_icon(get_editor_theme_icon(SNAME("PlayScene")));
+	play_scene_button->set_button_icon(get_editor_theme_icon(SNAME("PlayScene")));
 	play_scene_button->set_tooltip_text(TTR("Play the edited scene."));
 
 	play_custom_scene_button->set_pressed(false);
-	play_custom_scene_button->set_icon(get_editor_theme_icon(SNAME("PlayCustom")));
+	play_custom_scene_button->set_button_icon(get_editor_theme_icon(SNAME("PlayCustom")));
 	play_custom_scene_button->set_tooltip_text(TTR("Play a custom scene."));
 }
 
@@ -106,7 +106,7 @@ void EditorRunBar::_update_play_buttons() {
 
 	if (active_button) {
 		active_button->set_pressed(true);
-		active_button->set_icon(get_editor_theme_icon(SNAME("Reload")));
+		active_button->set_button_icon(get_editor_theme_icon(SNAME("Reload")));
 		active_button->set_tooltip_text(TTR("Reload the played scene."));
 	}
 }

editor/gui/editor_scene_tabs.cpp

@@ -53,7 +53,7 @@ void EditorSceneTabs::_notification(int p_what) {
 			tabbar_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("tabbar_background"), SNAME("TabContainer")));
 			scene_tabs->add_theme_constant_override("icon_max_width", get_theme_constant(SNAME("class_icon_size"), EditorStringName(Editor)));
 
-			scene_tab_add->set_icon(get_editor_theme_icon(SNAME("Add")));
+			scene_tab_add->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			scene_tab_add->add_theme_color_override("icon_normal_color", Color(0.6f, 0.6f, 0.6f, 0.8f));
 
 			scene_tab_add_ph->set_custom_minimum_size(scene_tab_add->get_minimum_size());

editor/gui/editor_toaster.cpp

@@ -111,11 +111,11 @@ void EditorToaster::_notification(int p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
 			if (vbox_container->is_visible()) {
-				main_button->set_icon(get_editor_theme_icon(SNAME("Notification")));
+				main_button->set_button_icon(get_editor_theme_icon(SNAME("Notification")));
 			} else {
-				main_button->set_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
+				main_button->set_button_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
 			}
-			disable_notifications_button->set_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
+			disable_notifications_button->set_button_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
 
 			// Styleboxes background.
 			info_panel_style_background->set_bg_color(get_theme_color(SNAME("base_color"), EditorStringName(Editor)));
@@ -311,9 +311,9 @@ void EditorToaster::_draw_progress(Control *panel) {
 void EditorToaster::_set_notifications_enabled(bool p_enabled) {
 	vbox_container->set_visible(p_enabled);
 	if (p_enabled) {
-		main_button->set_icon(get_editor_theme_icon(SNAME("Notification")));
+		main_button->set_button_icon(get_editor_theme_icon(SNAME("Notification")));
 	} else {
-		main_button->set_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
+		main_button->set_button_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
 	}
 	_update_disable_notifications_button();
 }
@@ -375,7 +375,7 @@ Control *EditorToaster::popup(Control *p_control, Severity p_severity, double p_
 	if (p_time > 0.0) {
 		Button *close_button = memnew(Button);
 		close_button->set_flat(true);
-		close_button->set_icon(get_editor_theme_icon(SNAME("Close")));
+		close_button->set_button_icon(get_editor_theme_icon(SNAME("Close")));
 		close_button->connect(SceneStringName(pressed), callable_mp(this, &EditorToaster::close).bind(panel));
 		close_button->connect(SceneStringName(theme_changed), callable_mp(this, &EditorToaster::_close_button_theme_changed).bind(close_button));
 		hbox_container->add_child(close_button);
@@ -491,7 +491,7 @@ void EditorToaster::close(Control *p_control) {
 void EditorToaster::_close_button_theme_changed(Control *p_close_button) {
 	Button *close_button = Object::cast_to<Button>(p_close_button);
 	if (close_button) {
-		close_button->set_icon(get_editor_theme_icon(SNAME("Close")));
+		close_button->set_button_icon(get_editor_theme_icon(SNAME("Close")));
 	}
 }
 

editor/gui/editor_zoom_widget.cpp

@@ -162,8 +162,8 @@ void EditorZoomWidget::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			zoom_minus->set_icon(get_editor_theme_icon(SNAME("ZoomLess")));
-			zoom_plus->set_icon(get_editor_theme_icon(SNAME("ZoomMore")));
+			zoom_minus->set_button_icon(get_editor_theme_icon(SNAME("ZoomLess")));
+			zoom_plus->set_button_icon(get_editor_theme_icon(SNAME("ZoomMore")));
 		} break;
 	}
 }

editor/import/3d/scene_import_settings.cpp

@@ -1019,11 +1019,11 @@ void SceneImportSettingsDialog::_play_animation() {
 	if (animation_player->has_animation(id)) {
 		if (animation_player->is_playing()) {
 			animation_player->pause();
-			animation_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+			animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 			set_process(false);
 		} else {
 			animation_player->play(id);
-			animation_play_button->set_icon(get_editor_theme_icon(SNAME("Pause")));
+			animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("Pause")));
 			set_process(true);
 		}
 	}
@@ -1032,7 +1032,7 @@ void SceneImportSettingsDialog::_play_animation() {
 void SceneImportSettingsDialog::_stop_current_animation() {
 	animation_pingpong = false;
 	animation_player->stop();
-	animation_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+	animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 	animation_slider->set_value_no_signal(0.0);
 	set_process(false);
 }
@@ -1044,7 +1044,7 @@ void SceneImportSettingsDialog::_reset_animation(const String &p_animation_name)
 		if (animation_player != nullptr && animation_player->is_playing()) {
 			animation_player->stop();
 		}
-		animation_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+		animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 
 		_reset_bone_transforms();
 		set_process(false);
@@ -1066,7 +1066,7 @@ void SceneImportSettingsDialog::_reset_animation(const String &p_animation_name)
 			animation_player->play(p_animation_name);
 		} else {
 			animation_player->stop(true);
-			animation_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+			animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 			animation_player->set_assigned_animation(p_animation_name);
 			animation_player->seek(0.0, true);
 			animation_slider->set_value_no_signal(0.0);
@@ -1081,7 +1081,7 @@ void SceneImportSettingsDialog::_animation_slider_value_changed(double p_value)
 	}
 	if (animation_player->is_playing()) {
 		animation_player->stop();
-		animation_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+		animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 		set_process(false);
 	}
 	animation_player->seek(p_value * animation_map[selected_id].animation->get_length(), true);
@@ -1097,7 +1097,7 @@ void SceneImportSettingsDialog::_animation_finished(const StringName &p_name) {
 
 	switch (loop_mode) {
 		case Animation::LOOP_NONE: {
-			animation_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+			animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 			animation_slider->set_value_no_signal(1.0);
 			set_process(false);
 		} break;
@@ -1318,17 +1318,17 @@ void SceneImportSettingsDialog::_notification(int p_what) {
 			action_menu->end_bulk_theme_override();
 
 			if (animation_player != nullptr && animation_player->is_playing()) {
-				animation_play_button->set_icon(get_editor_theme_icon(SNAME("Pause")));
+				animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("Pause")));
 			} else {
-				animation_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+				animation_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 			}
-			animation_stop_button->set_icon(get_editor_theme_icon(SNAME("Stop")));
+			animation_stop_button->set_button_icon(get_editor_theme_icon(SNAME("Stop")));
 
-			light_1_switch->set_icon(theme_cache.light_1_icon);
-			light_2_switch->set_icon(theme_cache.light_2_icon);
-			light_rotate_switch->set_icon(theme_cache.rotate_icon);
+			light_1_switch->set_button_icon(theme_cache.light_1_icon);
+			light_2_switch->set_button_icon(theme_cache.light_2_icon);
+			light_rotate_switch->set_button_icon(theme_cache.rotate_icon);
 
-			animation_toggle_skeleton_visibility->set_icon(get_editor_theme_icon(SNAME("Skeleton3D")));
+			animation_toggle_skeleton_visibility->set_button_icon(get_editor_theme_icon(SNAME("Skeleton3D")));
 		} break;
 
 		case NOTIFICATION_PROCESS: {

editor/import/audio_stream_import_settings.cpp

@@ -45,8 +45,8 @@ void AudioStreamImportSettingsDialog::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
-			_stop_button->set_icon(get_editor_theme_icon(SNAME("Stop")));
+			_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
+			_stop_button->set_button_icon(get_editor_theme_icon(SNAME("Stop")));
 
 			_preview->set_color(get_theme_color(SNAME("dark_color_2"), EditorStringName(Editor)));
 			color_rect->set_color(get_theme_color(SNAME("dark_color_1"), EditorStringName(Editor)));
@@ -61,9 +61,9 @@ void AudioStreamImportSettingsDialog::_notification(int p_what) {
 			_duration_label->add_theme_font_size_override(SceneStringName(font_size), get_theme_font_size(SNAME("status_source_size"), EditorStringName(EditorFonts)));
 			_duration_label->end_bulk_theme_override();
 
-			zoom_in->set_icon(get_editor_theme_icon(SNAME("ZoomMore")));
-			zoom_out->set_icon(get_editor_theme_icon(SNAME("ZoomLess")));
-			zoom_reset->set_icon(get_editor_theme_icon(SNAME("ZoomReset")));
+			zoom_in->set_button_icon(get_editor_theme_icon(SNAME("ZoomMore")));
+			zoom_out->set_button_icon(get_editor_theme_icon(SNAME("ZoomLess")));
+			zoom_reset->set_button_icon(get_editor_theme_icon(SNAME("ZoomReset")));
 
 			_indicator->queue_redraw();
 			_preview->queue_redraw();
@@ -233,25 +233,25 @@ void AudioStreamImportSettingsDialog::_play() {
 		// '_pausing' variable indicates that we want to pause the audio player, not stop it. See '_on_finished()'.
 		_pausing = true;
 		_player->stop();
-		_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+		_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 		set_process(false);
 	} else {
 		_player->play(_current);
-		_play_button->set_icon(get_editor_theme_icon(SNAME("Pause")));
+		_play_button->set_button_icon(get_editor_theme_icon(SNAME("Pause")));
 		set_process(true);
 	}
 }
 
 void AudioStreamImportSettingsDialog::_stop() {
 	_player->stop();
-	_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+	_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 	_current = 0;
 	_indicator->queue_redraw();
 	set_process(false);
 }
 
 void AudioStreamImportSettingsDialog::_on_finished() {
-	_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+	_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 	if (!_pausing) {
 		_current = 0;
 		_indicator->queue_redraw();

editor/import/dynamic_font_import_settings.cpp

@@ -940,7 +940,7 @@ void DynamicFontImportSettingsDialog::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			add_var->set_icon(get_editor_theme_icon(SNAME("Add")));
+			add_var->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			label_warn->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
 		} break;
 	}

editor/inspector_dock.cpp

@@ -427,35 +427,35 @@ void InspectorDock::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED:
 		case NOTIFICATION_TRANSLATION_CHANGED:
 		case NOTIFICATION_LAYOUT_DIRECTION_CHANGED: {
-			resource_new_button->set_icon(get_editor_theme_icon(SNAME("New")));
-			resource_load_button->set_icon(get_editor_theme_icon(SNAME("Load")));
-			resource_save_button->set_icon(get_editor_theme_icon(SNAME("Save")));
-			resource_extra_button->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
-			open_docs_button->set_icon(get_editor_theme_icon(SNAME("HelpSearch")));
+			resource_new_button->set_button_icon(get_editor_theme_icon(SNAME("New")));
+			resource_load_button->set_button_icon(get_editor_theme_icon(SNAME("Load")));
+			resource_save_button->set_button_icon(get_editor_theme_icon(SNAME("Save")));
+			resource_extra_button->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			open_docs_button->set_button_icon(get_editor_theme_icon(SNAME("HelpSearch")));
 
 			PopupMenu *resource_extra_popup = resource_extra_button->get_popup();
 			resource_extra_popup->set_item_icon(resource_extra_popup->get_item_index(RESOURCE_EDIT_CLIPBOARD), get_editor_theme_icon(SNAME("ActionPaste")));
 			resource_extra_popup->set_item_icon(resource_extra_popup->get_item_index(RESOURCE_COPY), get_editor_theme_icon(SNAME("ActionCopy")));
 
 			if (is_layout_rtl()) {
-				backward_button->set_icon(get_editor_theme_icon(SNAME("Forward")));
-				forward_button->set_icon(get_editor_theme_icon(SNAME("Back")));
+				backward_button->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
+				forward_button->set_button_icon(get_editor_theme_icon(SNAME("Back")));
 			} else {
-				backward_button->set_icon(get_editor_theme_icon(SNAME("Back")));
-				forward_button->set_icon(get_editor_theme_icon(SNAME("Forward")));
+				backward_button->set_button_icon(get_editor_theme_icon(SNAME("Back")));
+				forward_button->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
 			}
 
 			const int icon_width = get_theme_constant(SNAME("class_icon_size"), EditorStringName(Editor));
 			history_menu->get_popup()->add_theme_constant_override("icon_max_width", icon_width);
 
-			history_menu->set_icon(get_editor_theme_icon(SNAME("History")));
-			object_menu->set_icon(get_editor_theme_icon(SNAME("Tools")));
+			history_menu->set_button_icon(get_editor_theme_icon(SNAME("History")));
+			object_menu->set_button_icon(get_editor_theme_icon(SNAME("Tools")));
 			search->set_right_icon(get_editor_theme_icon(SNAME("Search")));
 			if (info_is_warning) {
-				info->set_icon(get_editor_theme_icon(SNAME("NodeWarning")));
+				info->set_button_icon(get_editor_theme_icon(SNAME("NodeWarning")));
 				info->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
 			} else {
-				info->set_icon(get_editor_theme_icon(SNAME("NodeInfo")));
+				info->set_button_icon(get_editor_theme_icon(SNAME("NodeInfo")));
 				info->add_theme_color_override(SceneStringName(font_color), get_theme_color(SceneStringName(font_color), EditorStringName(Editor)));
 			}
 		} break;
@@ -482,10 +482,10 @@ void InspectorDock::set_info(const String &p_button_text, const String &p_messag
 	info_is_warning = p_is_warning;
 
 	if (info_is_warning) {
-		info->set_icon(get_editor_theme_icon(SNAME("NodeWarning")));
+		info->set_button_icon(get_editor_theme_icon(SNAME("NodeWarning")));
 		info->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
 	} else {
-		info->set_icon(get_editor_theme_icon(SNAME("NodeInfo")));
+		info->set_button_icon(get_editor_theme_icon(SNAME("NodeInfo")));
 		info->add_theme_color_override(SceneStringName(font_color), get_theme_color(SceneStringName(font_color), EditorStringName(Editor)));
 	}
 

editor/node_dock.cpp

@@ -52,8 +52,8 @@ void NodeDock::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			connections_button->set_icon(get_editor_theme_icon(SNAME("Signals")));
-			groups_button->set_icon(get_editor_theme_icon(SNAME("Groups")));
+			connections_button->set_button_icon(get_editor_theme_icon(SNAME("Signals")));
+			groups_button->set_button_icon(get_editor_theme_icon(SNAME("Groups")));
 		} break;
 	}
 }

editor/plugins/abstract_polygon_2d_editor.cpp

@@ -158,9 +158,9 @@ void AbstractPolygon2DEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			button_create->set_icon(get_editor_theme_icon(SNAME("CurveCreate")));
-			button_edit->set_icon(get_editor_theme_icon(SNAME("CurveEdit")));
-			button_delete->set_icon(get_editor_theme_icon(SNAME("CurveDelete")));
+			button_create->set_button_icon(get_editor_theme_icon(SNAME("CurveCreate")));
+			button_edit->set_button_icon(get_editor_theme_icon(SNAME("CurveEdit")));
+			button_delete->set_button_icon(get_editor_theme_icon(SNAME("CurveDelete")));
 		} break;
 
 		case NOTIFICATION_READY: {

editor/plugins/animation_blend_space_1d_editor.cpp

@@ -576,12 +576,12 @@ void AnimationNodeBlendSpace1DEditor::_notification(int p_what) {
 			error_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
 			error_label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
 			panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
-			tool_blend->set_icon(get_editor_theme_icon(SNAME("EditPivot")));
-			tool_select->set_icon(get_editor_theme_icon(SNAME("ToolSelect")));
-			tool_create->set_icon(get_editor_theme_icon(SNAME("EditKey")));
-			tool_erase->set_icon(get_editor_theme_icon(SNAME("Remove")));
-			snap->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
-			open_editor->set_icon(get_editor_theme_icon(SNAME("Edit")));
+			tool_blend->set_button_icon(get_editor_theme_icon(SNAME("EditPivot")));
+			tool_select->set_button_icon(get_editor_theme_icon(SNAME("ToolSelect")));
+			tool_create->set_button_icon(get_editor_theme_icon(SNAME("EditKey")));
+			tool_erase->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
+			snap->set_button_icon(get_editor_theme_icon(SNAME("SnapGrid")));
+			open_editor->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 			interpolation->clear();
 			interpolation->add_icon_item(get_editor_theme_icon(SNAME("TrackContinuous")), TTR("Continuous"), 0);
 			interpolation->add_icon_item(get_editor_theme_icon(SNAME("TrackDiscrete")), TTR("Discrete"), 1);

editor/plugins/animation_blend_space_2d_editor.cpp

@@ -798,14 +798,14 @@ void AnimationNodeBlendSpace2DEditor::_notification(int p_what) {
 			error_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
 			error_label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
 			panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
-			tool_blend->set_icon(get_editor_theme_icon(SNAME("EditPivot")));
-			tool_select->set_icon(get_editor_theme_icon(SNAME("ToolSelect")));
-			tool_create->set_icon(get_editor_theme_icon(SNAME("EditKey")));
-			tool_triangle->set_icon(get_editor_theme_icon(SNAME("ToolTriangle")));
-			tool_erase->set_icon(get_editor_theme_icon(SNAME("Remove")));
-			snap->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
-			open_editor->set_icon(get_editor_theme_icon(SNAME("Edit")));
-			auto_triangles->set_icon(get_editor_theme_icon(SNAME("AutoTriangle")));
+			tool_blend->set_button_icon(get_editor_theme_icon(SNAME("EditPivot")));
+			tool_select->set_button_icon(get_editor_theme_icon(SNAME("ToolSelect")));
+			tool_create->set_button_icon(get_editor_theme_icon(SNAME("EditKey")));
+			tool_triangle->set_button_icon(get_editor_theme_icon(SNAME("ToolTriangle")));
+			tool_erase->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
+			snap->set_button_icon(get_editor_theme_icon(SNAME("SnapGrid")));
+			open_editor->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
+			auto_triangles->set_button_icon(get_editor_theme_icon(SNAME("AutoTriangle")));
 			interpolation->clear();
 			interpolation->add_icon_item(get_editor_theme_icon(SNAME("TrackContinuous")), TTR("Continuous"), 0);
 			interpolation->add_icon_item(get_editor_theme_icon(SNAME("TrackDiscrete")), TTR("Discrete"), 1);

editor/plugins/animation_blend_tree_editor_plugin.cpp

@@ -178,7 +178,7 @@ void AnimationNodeBlendTreeEditor::update_graph() {
 				Button *delete_button = memnew(Button);
 				delete_button->set_flat(true);
 				delete_button->set_focus_mode(FOCUS_NONE);
-				delete_button->set_icon(get_editor_theme_icon(SNAME("Close")));
+				delete_button->set_button_icon(get_editor_theme_icon(SNAME("Close")));
 				delete_button->connect(SceneStringName(pressed), callable_mp(this, &AnimationNodeBlendTreeEditor::_delete_node_request).bind(E), CONNECT_DEFERRED);
 				node->get_titlebar_hbox()->add_child(delete_button);
 			}
@@ -216,7 +216,7 @@ void AnimationNodeBlendTreeEditor::update_graph() {
 			node->add_child(memnew(HSeparator));
 			Button *open_in_editor = memnew(Button);
 			open_in_editor->set_text(TTR("Open Editor"));
-			open_in_editor->set_icon(get_editor_theme_icon(SNAME("Edit")));
+			open_in_editor->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 			node->add_child(open_in_editor);
 			open_in_editor->connect(SceneStringName(pressed), callable_mp(this, &AnimationNodeBlendTreeEditor::_open_in_editor).bind(E), CONNECT_DEFERRED);
 			open_in_editor->set_h_size_flags(SIZE_SHRINK_CENTER);
@@ -230,7 +230,7 @@ void AnimationNodeBlendTreeEditor::update_graph() {
 			} else {
 				inspect_filters->set_text(TTR("Edit Filters"));
 			}
-			inspect_filters->set_icon(get_editor_theme_icon(SNAME("AnimationFilter")));
+			inspect_filters->set_button_icon(get_editor_theme_icon(SNAME("AnimationFilter")));
 			node->add_child(inspect_filters);
 			inspect_filters->connect(SceneStringName(pressed), callable_mp(this, &AnimationNodeBlendTreeEditor::_inspect_filters).bind(E), CONNECT_DEFERRED);
 			inspect_filters->set_h_size_flags(SIZE_SHRINK_CENTER);
@@ -240,7 +240,7 @@ void AnimationNodeBlendTreeEditor::update_graph() {
 		if (anim.is_valid()) {
 			MenuButton *mb = memnew(MenuButton);
 			mb->set_text(anim->get_animation());
-			mb->set_icon(get_editor_theme_icon(SNAME("Animation")));
+			mb->set_button_icon(get_editor_theme_icon(SNAME("Animation")));
 			mb->set_auto_translate_mode(AUTO_TRANSLATE_MODE_DISABLED);
 			mb->set_disabled(read_only);
 			Array options;
@@ -1375,7 +1375,7 @@ void AnimationNodeAnimationEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			button->set_theme_type_variation(SNAME("InspectorActionButton"));
-			button->set_icon(get_editor_theme_icon(SNAME("Edit")));
+			button->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 		} break;
 	}
 }

editor/plugins/animation_library_editor.cpp

@@ -773,8 +773,8 @@ void AnimationLibraryEditor::show_dialog() {
 void AnimationLibraryEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			new_library_button->set_icon(get_editor_theme_icon(SNAME("Add")));
-			load_library_button->set_icon(get_editor_theme_icon(SNAME("Load")));
+			new_library_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
+			load_library_button->set_button_icon(get_editor_theme_icon(SNAME("Load")));
 		}
 	}
 }

editor/plugins/animation_player_editor_plugin.cpp

@@ -113,7 +113,7 @@ void AnimationPlayerEditor::_notification(int p_what) {
 				// Need the last frame after it stopped.
 				frame->set_value(player->get_current_animation_position());
 				track_editor->set_anim_pos(player->get_current_animation_position());
-				stop->set_icon(stop_icon);
+				stop->set_button_icon(stop_icon);
 			}
 
 			last_active = player->is_playing();
@@ -145,16 +145,16 @@ void AnimationPlayerEditor::_notification(int p_what) {
 			stop_icon = get_editor_theme_icon(SNAME("Stop"));
 			pause_icon = get_editor_theme_icon(SNAME("Pause"));
 			if (player && player->is_playing()) {
-				stop->set_icon(pause_icon);
+				stop->set_button_icon(pause_icon);
 			} else {
-				stop->set_icon(stop_icon);
+				stop->set_button_icon(stop_icon);
 			}
 
-			autoplay->set_icon(get_editor_theme_icon(SNAME("AutoPlay")));
-			play->set_icon(get_editor_theme_icon(SNAME("PlayStart")));
-			play_from->set_icon(get_editor_theme_icon(SNAME("Play")));
-			play_bw->set_icon(get_editor_theme_icon(SNAME("PlayStartBackwards")));
-			play_bw_from->set_icon(get_editor_theme_icon(SNAME("PlayBackwards")));
+			autoplay->set_button_icon(get_editor_theme_icon(SNAME("AutoPlay")));
+			play->set_button_icon(get_editor_theme_icon(SNAME("PlayStart")));
+			play_from->set_button_icon(get_editor_theme_icon(SNAME("Play")));
+			play_bw->set_button_icon(get_editor_theme_icon(SNAME("PlayStartBackwards")));
+			play_bw_from->set_button_icon(get_editor_theme_icon(SNAME("PlayBackwards")));
 
 			autoplay_icon = get_editor_theme_icon(SNAME("AutoPlay"));
 			reset_icon = get_editor_theme_icon(SNAME("Reload"));
@@ -168,10 +168,10 @@ void AnimationPlayerEditor::_notification(int p_what) {
 				autoplay_reset_icon = ImageTexture::create_from_image(autoplay_reset_img);
 			}
 
-			onion_toggle->set_icon(get_editor_theme_icon(SNAME("Onion")));
-			onion_skinning->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			onion_toggle->set_button_icon(get_editor_theme_icon(SNAME("Onion")));
+			onion_skinning->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 
-			pin->set_icon(get_editor_theme_icon(SNAME("Pin")));
+			pin->set_button_icon(get_editor_theme_icon(SNAME("Pin")));
 
 			tool_anim->add_theme_style_override(CoreStringName(normal), get_theme_stylebox(CoreStringName(normal), SNAME("Button")));
 			track_editor->get_edit_menu()->add_theme_style_override(CoreStringName(normal), get_theme_stylebox(CoreStringName(normal), SNAME("Button")));
@@ -307,7 +307,7 @@ void AnimationPlayerEditor::_play_pressed() {
 	}
 
 	//unstop
-	stop->set_icon(pause_icon);
+	stop->set_button_icon(pause_icon);
 }
 
 void AnimationPlayerEditor::_play_from_pressed() {
@@ -331,7 +331,7 @@ void AnimationPlayerEditor::_play_from_pressed() {
 	}
 
 	//unstop
-	stop->set_icon(pause_icon);
+	stop->set_button_icon(pause_icon);
 }
 
 String AnimationPlayerEditor::_get_current() const {
@@ -359,7 +359,7 @@ void AnimationPlayerEditor::_play_bw_pressed() {
 	}
 
 	//unstop
-	stop->set_icon(pause_icon);
+	stop->set_button_icon(pause_icon);
 }
 
 void AnimationPlayerEditor::_play_bw_from_pressed() {
@@ -383,7 +383,7 @@ void AnimationPlayerEditor::_play_bw_from_pressed() {
 	}
 
 	//unstop
-	stop->set_icon(pause_icon);
+	stop->set_button_icon(pause_icon);
 }
 
 void AnimationPlayerEditor::_stop_pressed() {
@@ -400,7 +400,7 @@ void AnimationPlayerEditor::_stop_pressed() {
 		frame->set_value(0);
 		track_editor->set_anim_pos(0);
 	}
-	stop->set_icon(stop_icon);
+	stop->set_button_icon(stop_icon);
 }
 
 void AnimationPlayerEditor::_animation_selected(int p_which) {
@@ -959,9 +959,9 @@ void AnimationPlayerEditor::_update_animation() {
 	updating = true;
 
 	if (player->is_playing()) {
-		stop->set_icon(pause_icon);
+		stop->set_button_icon(pause_icon);
 	} else {
-		stop->set_icon(stop_icon);
+		stop->set_button_icon(stop_icon);
 	}
 
 	scale->set_text(String::num(player->get_speed_scale(), 2));

editor/plugins/animation_state_machine_editor.cpp

@@ -1271,18 +1271,18 @@ void AnimationNodeStateMachineEditor::_notification(int p_what) {
 			error_panel->add_theme_style_override(SceneStringName(panel), theme_cache.error_panel_style);
 			error_label->add_theme_color_override(SceneStringName(font_color), theme_cache.error_color);
 
-			tool_select->set_icon(theme_cache.tool_icon_select);
-			tool_create->set_icon(theme_cache.tool_icon_create);
-			tool_connect->set_icon(theme_cache.tool_icon_connect);
+			tool_select->set_button_icon(theme_cache.tool_icon_select);
+			tool_create->set_button_icon(theme_cache.tool_icon_create);
+			tool_connect->set_button_icon(theme_cache.tool_icon_connect);
 
 			switch_mode->clear();
 			switch_mode->add_icon_item(theme_cache.transition_icon_immediate, TTR("Immediate"));
 			switch_mode->add_icon_item(theme_cache.transition_icon_sync, TTR("Sync"));
 			switch_mode->add_icon_item(theme_cache.transition_icon_end, TTR("At End"));
 
-			auto_advance->set_icon(theme_cache.play_icon_auto);
+			auto_advance->set_button_icon(theme_cache.play_icon_auto);
 
-			tool_erase->set_icon(theme_cache.tool_icon_erase);
+			tool_erase->set_button_icon(theme_cache.tool_icon_erase);
 
 			play_mode->clear();
 			play_mode->add_icon_item(theme_cache.play_icon_travel, TTR("Travel"));

editor/plugins/asset_library_editor_plugin.cpp

@@ -212,12 +212,12 @@ void EditorAssetLibraryItemDescription::set_image(int p_type, int p_index, const
 						// Overlay and thumbnail need the same format for `blend_rect` to work.
 						thumbnail->convert(Image::FORMAT_RGBA8);
 						thumbnail->blend_rect(overlay, overlay->get_used_rect(), overlay_pos);
-						preview_images[i].button->set_icon(ImageTexture::create_from_image(thumbnail));
+						preview_images[i].button->set_button_icon(ImageTexture::create_from_image(thumbnail));
 
 						// Make it clearer that clicking it will open an external link
 						preview_images[i].button->set_default_cursor_shape(Control::CURSOR_POINTING_HAND);
 					} else {
-						preview_images[i].button->set_icon(p_image);
+						preview_images[i].button->set_button_icon(p_image);
 					}
 					break;
 				}
@@ -302,7 +302,7 @@ void EditorAssetLibraryItemDescription::add_preview(int p_id, bool p_video, cons
 	new_preview.video_link = p_url;
 	new_preview.is_video = p_video;
 	new_preview.button = memnew(Button);
-	new_preview.button->set_icon(previews->get_editor_theme_icon(SNAME("ThumbnailWait")));
+	new_preview.button->set_button_icon(previews->get_editor_theme_icon(SNAME("ThumbnailWait")));
 	new_preview.button->set_toggle_mode(true);
 	new_preview.button->connect(SceneStringName(pressed), callable_mp(this, &EditorAssetLibraryItemDescription::_preview_click).bind(p_id));
 	preview_hb->add_child(new_preview.button);

editor/plugins/audio_stream_editor_plugin.cpp

@@ -50,8 +50,8 @@ void AudioStreamEditor::_notification(int p_what) {
 			_current_label->add_theme_font_override(SceneStringName(font), font);
 			_duration_label->add_theme_font_override(SceneStringName(font), font);
 
-			_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
-			_stop_button->set_icon(get_editor_theme_icon(SNAME("Stop")));
+			_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
+			_stop_button->set_button_icon(get_editor_theme_icon(SNAME("Stop")));
 			_preview->set_color(get_theme_color(SNAME("dark_color_2"), EditorStringName(Editor)));
 
 			set_color(get_theme_color(SNAME("dark_color_1"), EditorStringName(Editor)));
@@ -121,26 +121,26 @@ void AudioStreamEditor::_play() {
 	if (_player->is_playing()) {
 		_pausing = true;
 		_player->stop();
-		_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+		_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 		set_process(false);
 	} else {
 		_pausing = false;
 		_player->play(_current);
-		_play_button->set_icon(get_editor_theme_icon(SNAME("Pause")));
+		_play_button->set_button_icon(get_editor_theme_icon(SNAME("Pause")));
 		set_process(true);
 	}
 }
 
 void AudioStreamEditor::_stop() {
 	_player->stop();
-	_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+	_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 	_current = 0;
 	_indicator->queue_redraw();
 	set_process(false);
 }
 
 void AudioStreamEditor::_on_finished() {
-	_play_button->set_icon(get_editor_theme_icon(SNAME("MainPlay")));
+	_play_button->set_button_icon(get_editor_theme_icon(SNAME("MainPlay")));
 	if (!_pausing) {
 		_current = 0;
 		_indicator->queue_redraw();

editor/plugins/bone_map_editor_plugin.cpp

@@ -119,7 +119,7 @@ void BoneMapperItem::create_editor() {
 	hbox->add_child(skeleton_bone_selector);
 
 	picker_button = memnew(Button);
-	picker_button->set_icon(get_editor_theme_icon(SNAME("ClassList")));
+	picker_button->set_button_icon(get_editor_theme_icon(SNAME("ClassList")));
 	picker_button->connect(SceneStringName(pressed), callable_mp(this, &BoneMapperItem::_open_picker));
 	hbox->add_child(picker_button);
 
@@ -296,7 +296,7 @@ void BoneMapper::create_editor() {
 	group_hbox->add_child(profile_group_selector);
 
 	clear_mapping_button = memnew(Button);
-	clear_mapping_button->set_icon(get_editor_theme_icon(SNAME("Clear")));
+	clear_mapping_button->set_button_icon(get_editor_theme_icon(SNAME("Clear")));
 	clear_mapping_button->set_tooltip_text(TTR("Clear mappings in current group."));
 	clear_mapping_button->connect(SceneStringName(pressed), callable_mp(this, &BoneMapper::_clear_mapping_current_group));
 	group_hbox->add_child(clear_mapping_button);

editor/plugins/canvas_item_editor_plugin.cpp

@@ -3964,39 +3964,39 @@ void CanvasItemEditor::set_current_tool(Tool p_tool) {
 }
 
 void CanvasItemEditor::_update_editor_settings() {
-	button_center_view->set_icon(get_editor_theme_icon(SNAME("CenterView")));
-	select_button->set_icon(get_editor_theme_icon(SNAME("ToolSelect")));
+	button_center_view->set_button_icon(get_editor_theme_icon(SNAME("CenterView")));
+	select_button->set_button_icon(get_editor_theme_icon(SNAME("ToolSelect")));
 	select_sb->set_texture(get_editor_theme_icon(SNAME("EditorRect2D")));
-	list_select_button->set_icon(get_editor_theme_icon(SNAME("ListSelect")));
-	move_button->set_icon(get_editor_theme_icon(SNAME("ToolMove")));
-	scale_button->set_icon(get_editor_theme_icon(SNAME("ToolScale")));
-	rotate_button->set_icon(get_editor_theme_icon(SNAME("ToolRotate")));
-	smart_snap_button->set_icon(get_editor_theme_icon(SNAME("Snap")));
-	grid_snap_button->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
-	snap_config_menu->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
-	skeleton_menu->set_icon(get_editor_theme_icon(SNAME("Bone")));
-	override_camera_button->set_icon(get_editor_theme_icon(SNAME("Camera2D")));
-	pan_button->set_icon(get_editor_theme_icon(SNAME("ToolPan")));
-	ruler_button->set_icon(get_editor_theme_icon(SNAME("Ruler")));
-	pivot_button->set_icon(get_editor_theme_icon(SNAME("EditPivot")));
+	list_select_button->set_button_icon(get_editor_theme_icon(SNAME("ListSelect")));
+	move_button->set_button_icon(get_editor_theme_icon(SNAME("ToolMove")));
+	scale_button->set_button_icon(get_editor_theme_icon(SNAME("ToolScale")));
+	rotate_button->set_button_icon(get_editor_theme_icon(SNAME("ToolRotate")));
+	smart_snap_button->set_button_icon(get_editor_theme_icon(SNAME("Snap")));
+	grid_snap_button->set_button_icon(get_editor_theme_icon(SNAME("SnapGrid")));
+	snap_config_menu->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+	skeleton_menu->set_button_icon(get_editor_theme_icon(SNAME("Bone")));
+	override_camera_button->set_button_icon(get_editor_theme_icon(SNAME("Camera2D")));
+	pan_button->set_button_icon(get_editor_theme_icon(SNAME("ToolPan")));
+	ruler_button->set_button_icon(get_editor_theme_icon(SNAME("Ruler")));
+	pivot_button->set_button_icon(get_editor_theme_icon(SNAME("EditPivot")));
 	select_handle = get_editor_theme_icon(SNAME("EditorHandle"));
 	anchor_handle = get_editor_theme_icon(SNAME("EditorControlAnchor"));
-	lock_button->set_icon(get_editor_theme_icon(SNAME("Lock")));
-	unlock_button->set_icon(get_editor_theme_icon(SNAME("Unlock")));
-	group_button->set_icon(get_editor_theme_icon(SNAME("Group")));
-	ungroup_button->set_icon(get_editor_theme_icon(SNAME("Ungroup")));
-	key_loc_button->set_icon(get_editor_theme_icon(SNAME("KeyPosition")));
-	key_rot_button->set_icon(get_editor_theme_icon(SNAME("KeyRotation")));
-	key_scale_button->set_icon(get_editor_theme_icon(SNAME("KeyScale")));
-	key_insert_button->set_icon(get_editor_theme_icon(SNAME("Key")));
-	key_auto_insert_button->set_icon(get_editor_theme_icon(SNAME("AutoKey")));
+	lock_button->set_button_icon(get_editor_theme_icon(SNAME("Lock")));
+	unlock_button->set_button_icon(get_editor_theme_icon(SNAME("Unlock")));
+	group_button->set_button_icon(get_editor_theme_icon(SNAME("Group")));
+	ungroup_button->set_button_icon(get_editor_theme_icon(SNAME("Ungroup")));
+	key_loc_button->set_button_icon(get_editor_theme_icon(SNAME("KeyPosition")));
+	key_rot_button->set_button_icon(get_editor_theme_icon(SNAME("KeyRotation")));
+	key_scale_button->set_button_icon(get_editor_theme_icon(SNAME("KeyScale")));
+	key_insert_button->set_button_icon(get_editor_theme_icon(SNAME("Key")));
+	key_auto_insert_button->set_button_icon(get_editor_theme_icon(SNAME("AutoKey")));
 	// Use a different color for the active autokey icon to make them easier
 	// to distinguish from the other key icons at the top. On a light theme,
 	// the icon will be dark, so we need to lighten it before blending it
 	// with the red color.
 	const Color key_auto_color = EditorThemeManager::is_dark_theme() ? Color(1, 1, 1) : Color(4.25, 4.25, 4.25);
 	key_auto_insert_button->add_theme_color_override("icon_pressed_color", key_auto_color.lerp(Color(1, 0, 0), 0.55));
-	animation_menu->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+	animation_menu->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 
 	context_toolbar_panel->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("ContextualToolbar"), EditorStringName(EditorStyles)));
 
@@ -6264,7 +6264,7 @@ void CanvasItemEditorViewport::_update_theme() {
 
 	for (BaseButton *btn : btn_list) {
 		CheckBox *check = Object::cast_to<CheckBox>(btn);
-		check->set_icon(get_editor_theme_icon(check->get_text()));
+		check->set_button_icon(get_editor_theme_icon(check->get_text()));
 	}
 
 	label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));

editor/plugins/control_editor_plugin.cpp

@@ -572,27 +572,27 @@ void AnchorPresetPicker::_notification(int p_notification) {
 	switch (p_notification) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			preset_buttons[PRESET_TOP_LEFT]->set_icon(get_editor_theme_icon(SNAME("ControlAlignTopLeft")));
-			preset_buttons[PRESET_CENTER_TOP]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterTop")));
-			preset_buttons[PRESET_TOP_RIGHT]->set_icon(get_editor_theme_icon(SNAME("ControlAlignTopRight")));
+			preset_buttons[PRESET_TOP_LEFT]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignTopLeft")));
+			preset_buttons[PRESET_CENTER_TOP]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterTop")));
+			preset_buttons[PRESET_TOP_RIGHT]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignTopRight")));
 
-			preset_buttons[PRESET_CENTER_LEFT]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterLeft")));
-			preset_buttons[PRESET_CENTER]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenter")));
-			preset_buttons[PRESET_CENTER_RIGHT]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterRight")));
+			preset_buttons[PRESET_CENTER_LEFT]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterLeft")));
+			preset_buttons[PRESET_CENTER]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenter")));
+			preset_buttons[PRESET_CENTER_RIGHT]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterRight")));
 
-			preset_buttons[PRESET_BOTTOM_LEFT]->set_icon(get_editor_theme_icon(SNAME("ControlAlignBottomLeft")));
-			preset_buttons[PRESET_CENTER_BOTTOM]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterBottom")));
-			preset_buttons[PRESET_BOTTOM_RIGHT]->set_icon(get_editor_theme_icon(SNAME("ControlAlignBottomRight")));
+			preset_buttons[PRESET_BOTTOM_LEFT]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignBottomLeft")));
+			preset_buttons[PRESET_CENTER_BOTTOM]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterBottom")));
+			preset_buttons[PRESET_BOTTOM_RIGHT]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignBottomRight")));
 
-			preset_buttons[PRESET_TOP_WIDE]->set_icon(get_editor_theme_icon(SNAME("ControlAlignTopWide")));
-			preset_buttons[PRESET_HCENTER_WIDE]->set_icon(get_editor_theme_icon(SNAME("ControlAlignHCenterWide")));
-			preset_buttons[PRESET_BOTTOM_WIDE]->set_icon(get_editor_theme_icon(SNAME("ControlAlignBottomWide")));
+			preset_buttons[PRESET_TOP_WIDE]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignTopWide")));
+			preset_buttons[PRESET_HCENTER_WIDE]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignHCenterWide")));
+			preset_buttons[PRESET_BOTTOM_WIDE]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignBottomWide")));
 
-			preset_buttons[PRESET_LEFT_WIDE]->set_icon(get_editor_theme_icon(SNAME("ControlAlignLeftWide")));
-			preset_buttons[PRESET_VCENTER_WIDE]->set_icon(get_editor_theme_icon(SNAME("ControlAlignVCenterWide")));
-			preset_buttons[PRESET_RIGHT_WIDE]->set_icon(get_editor_theme_icon(SNAME("ControlAlignRightWide")));
+			preset_buttons[PRESET_LEFT_WIDE]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignLeftWide")));
+			preset_buttons[PRESET_VCENTER_WIDE]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignVCenterWide")));
+			preset_buttons[PRESET_RIGHT_WIDE]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignRightWide")));
 
-			preset_buttons[PRESET_FULL_RECT]->set_icon(get_editor_theme_icon(SNAME("ControlAlignFullRect")));
+			preset_buttons[PRESET_FULL_RECT]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignFullRect")));
 		} break;
 	}
 }
@@ -690,17 +690,17 @@ void SizeFlagPresetPicker::_notification(int p_notification) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
 			if (vertical) {
-				preset_buttons[SIZE_SHRINK_BEGIN]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterTop")));
-				preset_buttons[SIZE_SHRINK_CENTER]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenter")));
-				preset_buttons[SIZE_SHRINK_END]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterBottom")));
+				preset_buttons[SIZE_SHRINK_BEGIN]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterTop")));
+				preset_buttons[SIZE_SHRINK_CENTER]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenter")));
+				preset_buttons[SIZE_SHRINK_END]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterBottom")));
 
-				preset_buttons[SIZE_FILL]->set_icon(get_editor_theme_icon(SNAME("ControlAlignVCenterWide")));
+				preset_buttons[SIZE_FILL]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignVCenterWide")));
 			} else {
-				preset_buttons[SIZE_SHRINK_BEGIN]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterLeft")));
-				preset_buttons[SIZE_SHRINK_CENTER]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenter")));
-				preset_buttons[SIZE_SHRINK_END]->set_icon(get_editor_theme_icon(SNAME("ControlAlignCenterRight")));
+				preset_buttons[SIZE_SHRINK_BEGIN]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterLeft")));
+				preset_buttons[SIZE_SHRINK_CENTER]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenter")));
+				preset_buttons[SIZE_SHRINK_END]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignCenterRight")));
 
-				preset_buttons[SIZE_FILL]->set_icon(get_editor_theme_icon(SNAME("ControlAlignHCenterWide")));
+				preset_buttons[SIZE_FILL]->set_button_icon(get_editor_theme_icon(SNAME("ControlAlignHCenterWide")));
 			}
 		} break;
 	}
@@ -1050,9 +1050,9 @@ void ControlEditorToolbar::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			anchors_button->set_icon(get_editor_theme_icon(SNAME("ControlLayout")));
-			anchor_mode_button->set_icon(get_editor_theme_icon(SNAME("Anchor")));
-			containers_button->set_icon(get_editor_theme_icon(SNAME("ContainerLayout")));
+			anchors_button->set_button_icon(get_editor_theme_icon(SNAME("ControlLayout")));
+			anchor_mode_button->set_button_icon(get_editor_theme_icon(SNAME("Anchor")));
+			containers_button->set_button_icon(get_editor_theme_icon(SNAME("ContainerLayout")));
 		} break;
 	}
 }

editor/plugins/curve_editor_plugin.cpp

@@ -972,7 +972,7 @@ void CurveEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			spacing = Math::round(BASE_SPACING * get_theme_default_base_scale());
-			snap_button->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
+			snap_button->set_button_icon(get_editor_theme_icon(SNAME("SnapGrid")));
 			PopupMenu *p = presets_button->get_popup();
 			p->clear();
 			p->add_icon_item(get_editor_theme_icon(SNAME("CurveConstant")), TTR("Constant"), CurveEdit::PRESET_CONSTANT);

editor/plugins/font_config_plugin.cpp

@@ -149,7 +149,7 @@ void EditorPropertyFontMetaOverride::_notification(int p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
 			if (button_add) {
-				button_add->set_icon(get_editor_theme_icon(SNAME("Add")));
+				button_add->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			}
 		} break;
 	}
@@ -295,7 +295,7 @@ void EditorPropertyFontMetaOverride::update_property() {
 			hbox->add_child(prop);
 			prop->set_h_size_flags(SIZE_EXPAND_FILL);
 			Button *remove = memnew(Button);
-			remove->set_icon(get_editor_theme_icon(SNAME("Remove")));
+			remove->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 			hbox->add_child(remove);
 			remove->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyFontMetaOverride::_remove).bind(remove, name));
 
@@ -552,7 +552,7 @@ void EditorPropertyOTFeatures::_notification(int p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
 			if (button_add) {
-				button_add->set_icon(get_editor_theme_icon(SNAME("Add")));
+				button_add->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			}
 		} break;
 	}
@@ -789,7 +789,7 @@ void EditorPropertyOTFeatures::update_property() {
 				hbox->add_child(prop);
 				prop->set_h_size_flags(SIZE_EXPAND_FILL);
 				Button *remove = memnew(Button);
-				remove->set_icon(get_editor_theme_icon(SNAME("Remove")));
+				remove->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 				hbox->add_child(remove);
 				remove->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyOTFeatures::_remove).bind(remove, name_tag));
 
@@ -798,7 +798,7 @@ void EditorPropertyOTFeatures::update_property() {
 		}
 
 		button_add = EditorInspector::create_inspector_action_button(TTR("Add Feature"));
-		button_add->set_icon(get_editor_theme_icon(SNAME("Add")));
+		button_add->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		button_add->connect(SceneStringName(pressed), callable_mp(this, &EditorPropertyOTFeatures::_add_menu));
 		property_vbox->add_child(button_add);
 

editor/plugins/gpu_particles_collision_sdf_editor_plugin.cpp

@@ -181,7 +181,7 @@ GPUParticlesCollisionSDF3DEditorPlugin::GPUParticlesCollisionSDF3DEditorPlugin()
 	bake_hb->hide();
 	bake = memnew(Button);
 	bake->set_theme_type_variation("FlatButton");
-	bake->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Bake"), EditorStringName(EditorIcons)));
+	bake->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Bake"), EditorStringName(EditorIcons)));
 	bake->set_text(TTR("Bake SDF"));
 	bake->connect(SceneStringName(pressed), callable_mp(this, &GPUParticlesCollisionSDF3DEditorPlugin::_bake));
 	bake_hb->add_child(bake);

editor/plugins/gradient_editor_plugin.cpp

@@ -604,8 +604,8 @@ void GradientEditor::set_gradient(const Ref<Gradient> &p_gradient) {
 void GradientEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			reverse_button->set_icon(get_editor_theme_icon(SNAME("ReverseGradient")));
-			snap_button->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
+			reverse_button->set_button_icon(get_editor_theme_icon(SNAME("ReverseGradient")));
+			snap_button->set_button_icon(get_editor_theme_icon(SNAME("SnapGrid")));
 		} break;
 		case NOTIFICATION_READY: {
 			Ref<Gradient> gradient = gradient_editor_rect->get_gradient();

editor/plugins/gradient_texture_2d_editor_plugin.cpp

@@ -262,8 +262,8 @@ void GradientTexture2DEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			reverse_button->set_icon(get_editor_theme_icon(SNAME("ReverseGradient")));
-			snap_button->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
+			reverse_button->set_button_icon(get_editor_theme_icon(SNAME("ReverseGradient")));
+			snap_button->set_button_icon(get_editor_theme_icon(SNAME("SnapGrid")));
 		} break;
 		case NOTIFICATION_READY: {
 			if (texture.is_valid()) {

editor/plugins/input_event_editor_plugin.cpp

@@ -37,7 +37,7 @@ void InputEventConfigContainer::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			open_config_button->set_icon(get_editor_theme_icon(SNAME("Edit")));
+			open_config_button->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 		} break;
 	}
 }

editor/plugins/lightmap_gi_editor_plugin.cpp

@@ -177,7 +177,7 @@ LightmapGIEditorPlugin::LightmapGIEditorPlugin() {
 	bake->set_theme_type_variation("FlatButton");
 	// TODO: Rework this as a dedicated toolbar control so we can hook into theme changes and update it
 	// when the editor theme updates.
-	bake->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Bake"), EditorStringName(EditorIcons)));
+	bake->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Bake"), EditorStringName(EditorIcons)));
 	bake->set_text(TTR("Bake Lightmaps"));
 
 #ifdef MODULE_LIGHTMAPPER_RD_ENABLED

editor/plugins/material_editor_plugin.cpp

@@ -77,11 +77,11 @@ void MaterialEditor::_update_theme_item_cache() {
 void MaterialEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			light_1_switch->set_icon(theme_cache.light_1_icon);
-			light_2_switch->set_icon(theme_cache.light_2_icon);
+			light_1_switch->set_button_icon(theme_cache.light_1_icon);
+			light_2_switch->set_button_icon(theme_cache.light_2_icon);
 
-			sphere_switch->set_icon(theme_cache.sphere_icon);
-			box_switch->set_icon(theme_cache.box_icon);
+			sphere_switch->set_button_icon(theme_cache.sphere_icon);
+			box_switch->set_button_icon(theme_cache.box_icon);
 
 			error_label->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
 		} break;

editor/plugins/mesh_editor_plugin.cpp

@@ -58,8 +58,8 @@ void MeshEditor::_update_theme_item_cache() {
 void MeshEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			light_1_switch->set_icon(theme_cache.light_1_icon);
-			light_2_switch->set_icon(theme_cache.light_2_icon);
+			light_1_switch->set_button_icon(theme_cache.light_1_icon);
+			light_2_switch->set_button_icon(theme_cache.light_2_icon);
 		} break;
 	}
 }

editor/plugins/mesh_instance_3d_editor_plugin.cpp

@@ -527,7 +527,7 @@ void MeshInstance3DEditor::_create_outline_mesh() {
 void MeshInstance3DEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			options->set_icon(get_editor_theme_icon(SNAME("MeshInstance3D")));
+			options->set_button_icon(get_editor_theme_icon(SNAME("MeshInstance3D")));
 		} break;
 	}
 }

editor/plugins/mesh_library_editor_plugin.cpp

@@ -260,7 +260,7 @@ MeshLibraryEditor::MeshLibraryEditor() {
 	Node3DEditor::get_singleton()->add_control_to_menu_panel(menu);
 	menu->set_position(Point2(1, 1));
 	menu->set_text(TTR("MeshLibrary"));
-	menu->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MeshLibrary"), EditorStringName(EditorIcons)));
+	menu->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MeshLibrary"), EditorStringName(EditorIcons)));
 	menu->get_popup()->add_item(TTR("Add Item"), MENU_OPTION_ADD_ITEM);
 	menu->get_popup()->add_item(TTR("Remove Selected Item"), MENU_OPTION_REMOVE_ITEM);
 	menu->get_popup()->add_separator();

editor/plugins/multimesh_editor_plugin.cpp

@@ -272,7 +272,7 @@ MultiMeshEditor::MultiMeshEditor() {
 	Node3DEditor::get_singleton()->add_control_to_menu_panel(options);
 
 	options->set_text("MultiMesh");
-	options->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MultiMeshInstance3D"), EditorStringName(EditorIcons)));
+	options->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MultiMeshInstance3D"), EditorStringName(EditorIcons)));
 
 	options->get_popup()->add_item(TTR("Populate Surface"));
 	options->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &MultiMeshEditor::_menu_option));

editor/plugins/navigation_obstacle_3d_editor_plugin.cpp

@@ -46,8 +46,8 @@
 void NavigationObstacle3DEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_READY: {
-			button_create->set_icon(get_editor_theme_icon(SNAME("Edit")));
-			button_edit->set_icon(get_editor_theme_icon(SNAME("MovePoint")));
+			button_create->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
+			button_edit->set_button_icon(get_editor_theme_icon(SNAME("MovePoint")));
 			button_edit->set_pressed(true);
 			get_tree()->connect("node_removed", callable_mp(this, &NavigationObstacle3DEditor::_node_removed));
 

editor/plugins/navigation_polygon_editor_plugin.cpp

@@ -177,8 +177,8 @@ NavigationPolygonEditor::NavigationPolygonEditor() {
 void NavigationPolygonEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE: {
-			button_bake->set_icon(get_editor_theme_icon(SNAME("Bake")));
-			button_reset->set_icon(get_editor_theme_icon(SNAME("Reload")));
+			button_bake->set_button_icon(get_editor_theme_icon(SNAME("Bake")));
+			button_reset->set_button_icon(get_editor_theme_icon(SNAME("Reload")));
 		} break;
 		case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
 			if (rebake_timer) {

editor/plugins/node_3d_editor_plugin.cpp

@@ -3139,8 +3139,8 @@ void Node3DEditorViewport::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			view_menu->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
-			preview_camera->set_icon(get_editor_theme_icon(SNAME("Camera3D")));
+			view_menu->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			preview_camera->set_button_icon(get_editor_theme_icon(SNAME("Camera3D")));
 			Control *gui_base = EditorNode::get_singleton()->get_gui_base();
 
 			const Ref<StyleBox> &information_3d_stylebox = gui_base->get_theme_stylebox(SNAME("Information3dViewport"), EditorStringName(EditorStyles));
@@ -8021,19 +8021,19 @@ void Node3DEditor::_add_environment_to_scene(bool p_already_added_sun) {
 }
 
 void Node3DEditor::_update_theme() {
-	tool_button[TOOL_MODE_SELECT]->set_icon(get_editor_theme_icon(SNAME("ToolSelect")));
-	tool_button[TOOL_MODE_MOVE]->set_icon(get_editor_theme_icon(SNAME("ToolMove")));
-	tool_button[TOOL_MODE_ROTATE]->set_icon(get_editor_theme_icon(SNAME("ToolRotate")));
-	tool_button[TOOL_MODE_SCALE]->set_icon(get_editor_theme_icon(SNAME("ToolScale")));
-	tool_button[TOOL_MODE_LIST_SELECT]->set_icon(get_editor_theme_icon(SNAME("ListSelect")));
-	tool_button[TOOL_LOCK_SELECTED]->set_icon(get_editor_theme_icon(SNAME("Lock")));
-	tool_button[TOOL_UNLOCK_SELECTED]->set_icon(get_editor_theme_icon(SNAME("Unlock")));
-	tool_button[TOOL_GROUP_SELECTED]->set_icon(get_editor_theme_icon(SNAME("Group")));
-	tool_button[TOOL_UNGROUP_SELECTED]->set_icon(get_editor_theme_icon(SNAME("Ungroup")));
-
-	tool_option_button[TOOL_OPT_LOCAL_COORDS]->set_icon(get_editor_theme_icon(SNAME("Object")));
-	tool_option_button[TOOL_OPT_USE_SNAP]->set_icon(get_editor_theme_icon(SNAME("Snap")));
-	tool_option_button[TOOL_OPT_OVERRIDE_CAMERA]->set_icon(get_editor_theme_icon(SNAME("Camera3D")));
+	tool_button[TOOL_MODE_SELECT]->set_button_icon(get_editor_theme_icon(SNAME("ToolSelect")));
+	tool_button[TOOL_MODE_MOVE]->set_button_icon(get_editor_theme_icon(SNAME("ToolMove")));
+	tool_button[TOOL_MODE_ROTATE]->set_button_icon(get_editor_theme_icon(SNAME("ToolRotate")));
+	tool_button[TOOL_MODE_SCALE]->set_button_icon(get_editor_theme_icon(SNAME("ToolScale")));
+	tool_button[TOOL_MODE_LIST_SELECT]->set_button_icon(get_editor_theme_icon(SNAME("ListSelect")));
+	tool_button[TOOL_LOCK_SELECTED]->set_button_icon(get_editor_theme_icon(SNAME("Lock")));
+	tool_button[TOOL_UNLOCK_SELECTED]->set_button_icon(get_editor_theme_icon(SNAME("Unlock")));
+	tool_button[TOOL_GROUP_SELECTED]->set_button_icon(get_editor_theme_icon(SNAME("Group")));
+	tool_button[TOOL_UNGROUP_SELECTED]->set_button_icon(get_editor_theme_icon(SNAME("Ungroup")));
+
+	tool_option_button[TOOL_OPT_LOCAL_COORDS]->set_button_icon(get_editor_theme_icon(SNAME("Object")));
+	tool_option_button[TOOL_OPT_USE_SNAP]->set_button_icon(get_editor_theme_icon(SNAME("Snap")));
+	tool_option_button[TOOL_OPT_OVERRIDE_CAMERA]->set_button_icon(get_editor_theme_icon(SNAME("Camera3D")));
 
 	view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_1_VIEWPORT), get_editor_theme_icon(SNAME("Panels1")));
 	view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_2_VIEWPORTS), get_editor_theme_icon(SNAME("Panels2")));
@@ -8042,9 +8042,9 @@ void Node3DEditor::_update_theme() {
 	view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_3_VIEWPORTS_ALT), get_editor_theme_icon(SNAME("Panels3Alt")));
 	view_menu->get_popup()->set_item_icon(view_menu->get_popup()->get_item_index(MENU_VIEW_USE_4_VIEWPORTS), get_editor_theme_icon(SNAME("Panels4")));
 
-	sun_button->set_icon(get_editor_theme_icon(SNAME("PreviewSun")));
-	environ_button->set_icon(get_editor_theme_icon(SNAME("PreviewEnvironment")));
-	sun_environ_settings->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+	sun_button->set_button_icon(get_editor_theme_icon(SNAME("PreviewSun")));
+	environ_button->set_button_icon(get_editor_theme_icon(SNAME("PreviewEnvironment")));
+	sun_environ_settings->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 
 	sun_title->add_theme_font_override(SceneStringName(font), get_theme_font(SNAME("title_font"), SNAME("Window")));
 	environ_title->add_theme_font_override(SceneStringName(font), get_theme_font(SNAME("title_font"), SNAME("Window")));

editor/plugins/occluder_instance_3d_editor_plugin.cpp

@@ -105,7 +105,7 @@ void OccluderInstance3DEditorPlugin::_bind_methods() {
 OccluderInstance3DEditorPlugin::OccluderInstance3DEditorPlugin() {
 	bake = memnew(Button);
 	bake->set_theme_type_variation("FlatButton");
-	bake->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Bake"), EditorStringName(EditorIcons)));
+	bake->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Bake"), EditorStringName(EditorIcons)));
 	bake->set_text(TTR("Bake Occluders"));
 	bake->hide();
 	bake->connect(SceneStringName(pressed), Callable(this, "_bake"));

editor/plugins/packed_scene_editor_plugin.cpp

@@ -43,7 +43,7 @@ void PackedSceneEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			open_scene_button->set_icon(get_editor_theme_icon(SNAME("PackedScene")));
+			open_scene_button->set_button_icon(get_editor_theme_icon(SNAME("PackedScene")));
 		} break;
 	}
 }

editor/plugins/parallax_background_editor_plugin.cpp

@@ -119,7 +119,7 @@ void ParallaxBackgroundEditorPlugin::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE: {
 			menu->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &ParallaxBackgroundEditorPlugin::_menu_callback));
-			menu->set_icon(menu->get_editor_theme_icon(SNAME("ParallaxBackground")));
+			menu->set_button_icon(menu->get_editor_theme_icon(SNAME("ParallaxBackground")));
 		} break;
 	}
 }

editor/plugins/particle_process_material_editor_plugin.cpp

@@ -346,7 +346,7 @@ float ParticleProcessMaterialMinMaxPropertyEditor::_get_max_spread() const {
 void ParticleProcessMaterialMinMaxPropertyEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			toggle_mode_button->set_icon(get_editor_theme_icon(SNAME("Anchor")));
+			toggle_mode_button->set_button_icon(get_editor_theme_icon(SNAME("Anchor")));
 			range_slider_left_icon = get_editor_theme_icon(SNAME("RangeSliderLeft"));
 			range_slider_right_icon = get_editor_theme_icon(SNAME("RangeSliderRight"));
 

editor/plugins/particles_editor_plugin.cpp

@@ -60,7 +60,7 @@ void ParticlesEditorPlugin::_notification(int p_what) {
 				DEV_ASSERT(false);
 			}
 
-			menu->set_icon(menu->get_editor_theme_icon(handled_type));
+			menu->set_button_icon(menu->get_editor_theme_icon(handled_type));
 			menu->set_text(handled_type);
 
 			PopupMenu *popup = menu->get_popup();

editor/plugins/path_2d_editor_plugin.cpp

@@ -43,14 +43,14 @@
 void Path2DEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			curve_edit->set_icon(get_editor_theme_icon(SNAME("CurveEdit")));
-			curve_edit_curve->set_icon(get_editor_theme_icon(SNAME("CurveCurve")));
-			curve_create->set_icon(get_editor_theme_icon(SNAME("CurveCreate")));
-			curve_del->set_icon(get_editor_theme_icon(SNAME("CurveDelete")));
-			curve_close->set_icon(get_editor_theme_icon(SNAME("CurveClose")));
-			curve_clear_points->set_icon(get_editor_theme_icon(SNAME("Clear")));
-
-			create_curve_button->set_icon(get_editor_theme_icon(SNAME("Curve2D")));
+			curve_edit->set_button_icon(get_editor_theme_icon(SNAME("CurveEdit")));
+			curve_edit_curve->set_button_icon(get_editor_theme_icon(SNAME("CurveCurve")));
+			curve_create->set_button_icon(get_editor_theme_icon(SNAME("CurveCreate")));
+			curve_del->set_button_icon(get_editor_theme_icon(SNAME("CurveDelete")));
+			curve_close->set_button_icon(get_editor_theme_icon(SNAME("CurveClose")));
+			curve_clear_points->set_button_icon(get_editor_theme_icon(SNAME("Clear")));
+
+			create_curve_button->set_button_icon(get_editor_theme_icon(SNAME("Curve2D")));
 		} break;
 	}
 }

editor/plugins/path_3d_editor_plugin.cpp

@@ -790,14 +790,14 @@ void Path3DEditorPlugin::_restore_curve_points(const PackedVector3Array &p_point
 }
 
 void Path3DEditorPlugin::_update_theme() {
-	curve_edit->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveEdit")));
-	curve_edit_curve->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveCurve")));
-	curve_edit_tilt->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveTilt")));
-	curve_create->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveCreate")));
-	curve_del->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveDelete")));
-	curve_close->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveClose")));
-	curve_clear_points->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("Clear")));
-	create_curve_button->set_icon(topmenu_bar->get_editor_theme_icon(SNAME("Curve3D")));
+	curve_edit->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveEdit")));
+	curve_edit_curve->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveCurve")));
+	curve_edit_tilt->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveTilt")));
+	curve_create->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveCreate")));
+	curve_del->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveDelete")));
+	curve_close->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("CurveClose")));
+	curve_clear_points->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("Clear")));
+	create_curve_button->set_button_icon(topmenu_bar->get_editor_theme_icon(SNAME("Curve3D")));
 }
 
 void Path3DEditorPlugin::_update_toolbar() {

editor/plugins/physical_bone_3d_editor_plugin.cpp

@@ -60,7 +60,7 @@ PhysicalBone3DEditor::PhysicalBone3DEditor() {
 	button_transform_joint->set_text(TTR("Move Joint"));
 	// TODO: Rework this as a dedicated toolbar control so we can hook into theme changes and update it
 	// when the editor theme updates.
-	button_transform_joint->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("PhysicalBone3D"), EditorStringName(EditorIcons)));
+	button_transform_joint->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("PhysicalBone3D"), EditorStringName(EditorIcons)));
 	button_transform_joint->set_toggle_mode(true);
 	button_transform_joint->connect(SceneStringName(toggled), callable_mp(this, &PhysicalBone3DEditor::_on_toggle_button_transform_joint));
 

editor/plugins/polygon_2d_editor_plugin.cpp

@@ -111,22 +111,22 @@ void Polygon2DEditor::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_READY: {
-			button_uv->set_icon(get_editor_theme_icon(SNAME("Uv")));
-
-			uv_button[UV_MODE_CREATE]->set_icon(get_editor_theme_icon(SNAME("Edit")));
-			uv_button[UV_MODE_CREATE_INTERNAL]->set_icon(get_editor_theme_icon(SNAME("EditInternal")));
-			uv_button[UV_MODE_REMOVE_INTERNAL]->set_icon(get_editor_theme_icon(SNAME("RemoveInternal")));
-			uv_button[UV_MODE_EDIT_POINT]->set_icon(get_editor_theme_icon(SNAME("ToolSelect")));
-			uv_button[UV_MODE_MOVE]->set_icon(get_editor_theme_icon(SNAME("ToolMove")));
-			uv_button[UV_MODE_ROTATE]->set_icon(get_editor_theme_icon(SNAME("ToolRotate")));
-			uv_button[UV_MODE_SCALE]->set_icon(get_editor_theme_icon(SNAME("ToolScale")));
-			uv_button[UV_MODE_ADD_POLYGON]->set_icon(get_editor_theme_icon(SNAME("Edit")));
-			uv_button[UV_MODE_REMOVE_POLYGON]->set_icon(get_editor_theme_icon(SNAME("Close")));
-			uv_button[UV_MODE_PAINT_WEIGHT]->set_icon(get_editor_theme_icon(SNAME("Bucket")));
-			uv_button[UV_MODE_CLEAR_WEIGHT]->set_icon(get_editor_theme_icon(SNAME("Clear")));
-
-			b_snap_grid->set_icon(get_editor_theme_icon(SNAME("Grid")));
-			b_snap_enable->set_icon(get_editor_theme_icon(SNAME("SnapGrid")));
+			button_uv->set_button_icon(get_editor_theme_icon(SNAME("Uv")));
+
+			uv_button[UV_MODE_CREATE]->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
+			uv_button[UV_MODE_CREATE_INTERNAL]->set_button_icon(get_editor_theme_icon(SNAME("EditInternal")));
+			uv_button[UV_MODE_REMOVE_INTERNAL]->set_button_icon(get_editor_theme_icon(SNAME("RemoveInternal")));
+			uv_button[UV_MODE_EDIT_POINT]->set_button_icon(get_editor_theme_icon(SNAME("ToolSelect")));
+			uv_button[UV_MODE_MOVE]->set_button_icon(get_editor_theme_icon(SNAME("ToolMove")));
+			uv_button[UV_MODE_ROTATE]->set_button_icon(get_editor_theme_icon(SNAME("ToolRotate")));
+			uv_button[UV_MODE_SCALE]->set_button_icon(get_editor_theme_icon(SNAME("ToolScale")));
+			uv_button[UV_MODE_ADD_POLYGON]->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
+			uv_button[UV_MODE_REMOVE_POLYGON]->set_button_icon(get_editor_theme_icon(SNAME("Close")));
+			uv_button[UV_MODE_PAINT_WEIGHT]->set_button_icon(get_editor_theme_icon(SNAME("Bucket")));
+			uv_button[UV_MODE_CLEAR_WEIGHT]->set_button_icon(get_editor_theme_icon(SNAME("Clear")));
+
+			b_snap_grid->set_button_icon(get_editor_theme_icon(SNAME("Grid")));
+			b_snap_enable->set_button_icon(get_editor_theme_icon(SNAME("SnapGrid")));
 
 			uv_vscroll->set_anchors_and_offsets_preset(PRESET_RIGHT_WIDE);
 			uv_hscroll->set_anchors_and_offsets_preset(PRESET_BOTTOM_WIDE);

editor/plugins/polygon_3d_editor_plugin.cpp

@@ -46,8 +46,8 @@
 void Polygon3DEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_READY: {
-			button_create->set_icon(get_editor_theme_icon(SNAME("Edit")));
-			button_edit->set_icon(get_editor_theme_icon(SNAME("MovePoint")));
+			button_create->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
+			button_edit->set_button_icon(get_editor_theme_icon(SNAME("MovePoint")));
 			button_edit->set_pressed(true);
 			get_tree()->connect("node_removed", callable_mp(this, &Polygon3DEditor::_node_removed));
 

editor/plugins/resource_preloader_editor_plugin.cpp

@@ -45,7 +45,7 @@ void ResourcePreloaderEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			load->set_icon(get_editor_theme_icon(SNAME("Folder")));
+			load->set_button_icon(get_editor_theme_icon(SNAME("Folder")));
 		} break;
 	}
 }

editor/plugins/root_motion_editor_plugin.cpp

@@ -169,13 +169,13 @@ void EditorPropertyRootMotion::update_property() {
 	NodePath p = get_edited_property_value();
 	assign->set_tooltip_text(p);
 	if (p == NodePath()) {
-		assign->set_icon(Ref<Texture2D>());
+		assign->set_button_icon(Ref<Texture2D>());
 		assign->set_text(TTR("Assign..."));
 		assign->set_flat(false);
 		return;
 	}
 
-	assign->set_icon(Ref<Texture2D>());
+	assign->set_button_icon(Ref<Texture2D>());
 	assign->set_text(p);
 }
 
@@ -188,7 +188,7 @@ void EditorPropertyRootMotion::_notification(int p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
 			Ref<Texture2D> t = get_editor_theme_icon(SNAME("Clear"));
-			clear->set_icon(t);
+			clear->set_button_icon(t);
 		} break;
 	}
 }

editor/plugins/script_editor_plugin.cpp

@@ -1780,18 +1780,18 @@ void ScriptEditor::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			tab_container->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("ScriptEditor"), EditorStringName(EditorStyles)));
 
-			help_search->set_icon(get_editor_theme_icon(SNAME("HelpSearch")));
-			site_search->set_icon(get_editor_theme_icon(SNAME("ExternalLink")));
+			help_search->set_button_icon(get_editor_theme_icon(SNAME("HelpSearch")));
+			site_search->set_button_icon(get_editor_theme_icon(SNAME("ExternalLink")));
 
 			if (is_layout_rtl()) {
-				script_forward->set_icon(get_editor_theme_icon(SNAME("Back")));
-				script_back->set_icon(get_editor_theme_icon(SNAME("Forward")));
+				script_forward->set_button_icon(get_editor_theme_icon(SNAME("Back")));
+				script_back->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
 			} else {
-				script_forward->set_icon(get_editor_theme_icon(SNAME("Forward")));
-				script_back->set_icon(get_editor_theme_icon(SNAME("Back")));
+				script_forward->set_button_icon(get_editor_theme_icon(SNAME("Forward")));
+				script_back->set_button_icon(get_editor_theme_icon(SNAME("Back")));
 			}
 
-			members_overview_alphabeta_sort_button->set_icon(get_editor_theme_icon(SNAME("Sort")));
+			members_overview_alphabeta_sort_button->set_button_icon(get_editor_theme_icon(SNAME("Sort")));
 
 			filter_scripts->set_right_icon(get_editor_theme_icon(SNAME("Search")));
 			filter_methods->set_right_icon(get_editor_theme_icon(SNAME("Search")));

editor/plugins/shader_file_editor_plugin.cpp

@@ -63,7 +63,7 @@ void ShaderFileEditor::_version_selected(int p_option) {
 
 	for (int i = 0; i < RD::SHADER_STAGE_MAX; i++) {
 		if (bytecode->get_stage_bytecode(RD::ShaderStage(i)).is_empty() && bytecode->get_stage_compile_error(RD::ShaderStage(i)) == String()) {
-			stages[i]->set_icon(Ref<Texture2D>());
+			stages[i]->set_button_icon(Ref<Texture2D>());
 			continue;
 		}
 
@@ -73,7 +73,7 @@ void ShaderFileEditor::_version_selected(int p_option) {
 		} else {
 			icon = get_editor_theme_icon(SNAME("ImportCheck"));
 		}
-		stages[i]->set_icon(icon);
+		stages[i]->set_button_icon(icon);
 
 		if (first_found == -1) {
 			first_found = i;

editor/plugins/skeleton_2d_editor_plugin.cpp

@@ -96,7 +96,7 @@ Skeleton2DEditor::Skeleton2DEditor() {
 	CanvasItemEditor::get_singleton()->add_control_to_menu_panel(options);
 
 	options->set_text(TTR("Skeleton2D"));
-	options->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Skeleton2D"), EditorStringName(EditorIcons)));
+	options->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Skeleton2D"), EditorStringName(EditorIcons)));
 
 	options->get_popup()->add_item(TTR("Reset to Rest Pose"), MENU_OPTION_SET_REST);
 	options->get_popup()->add_separator();

editor/plugins/skeleton_3d_editor_plugin.cpp

@@ -123,7 +123,7 @@ void BonePropertiesEditor::_notification(int p_what) {
 			const Color section_color = get_theme_color(SNAME("prop_subsection"), EditorStringName(Editor));
 			section->set_bg_color(section_color);
 			rest_section->set_bg_color(section_color);
-			add_metadata_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			add_metadata_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		} break;
 	}
 }
@@ -1136,13 +1136,13 @@ void Skeleton3DEditor::_notification(int p_what) {
 			add_theme_constant_override("separation", 0);
 		} break;
 		case NOTIFICATION_THEME_CHANGED: {
-			skeleton_options->set_icon(get_editor_theme_icon(SNAME("Skeleton3D")));
-			edit_mode_button->set_icon(get_editor_theme_icon(SNAME("ToolBoneSelect")));
-			key_loc_button->set_icon(get_editor_theme_icon(SNAME("KeyPosition")));
-			key_rot_button->set_icon(get_editor_theme_icon(SNAME("KeyRotation")));
-			key_scale_button->set_icon(get_editor_theme_icon(SNAME("KeyScale")));
-			key_insert_button->set_icon(get_editor_theme_icon(SNAME("Key")));
-			key_insert_all_button->set_icon(get_editor_theme_icon(SNAME("NewKey")));
+			skeleton_options->set_button_icon(get_editor_theme_icon(SNAME("Skeleton3D")));
+			edit_mode_button->set_button_icon(get_editor_theme_icon(SNAME("ToolBoneSelect")));
+			key_loc_button->set_button_icon(get_editor_theme_icon(SNAME("KeyPosition")));
+			key_rot_button->set_button_icon(get_editor_theme_icon(SNAME("KeyRotation")));
+			key_scale_button->set_button_icon(get_editor_theme_icon(SNAME("KeyScale")));
+			key_insert_button->set_button_icon(get_editor_theme_icon(SNAME("Key")));
+			key_insert_all_button->set_button_icon(get_editor_theme_icon(SNAME("NewKey")));
 			bones_section->set_bg_color(get_theme_color(SNAME("prop_subsection"), EditorStringName(Editor)));
 
 			update_joint_tree();

editor/plugins/skeleton_ik_3d_editor_plugin.cpp

@@ -75,7 +75,7 @@ void SkeletonIK3DEditorPlugin::make_visible(bool p_visible) {
 
 SkeletonIK3DEditorPlugin::SkeletonIK3DEditorPlugin() {
 	play_btn = memnew(Button);
-	play_btn->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Play"), EditorStringName(EditorIcons)));
+	play_btn->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Play"), EditorStringName(EditorIcons)));
 	play_btn->set_text(TTR("Play IK"));
 	play_btn->set_toggle_mode(true);
 	play_btn->hide();

editor/plugins/sprite_2d_editor_plugin.cpp

@@ -560,7 +560,7 @@ void Sprite2DEditor::_notification(int p_what) {
 		} break;
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			options->set_icon(get_editor_theme_icon(SNAME("Sprite2D")));
+			options->set_button_icon(get_editor_theme_icon(SNAME("Sprite2D")));
 
 			options->get_popup()->set_item_icon(MENU_OPTION_CONVERT_TO_MESH_2D, get_editor_theme_icon(SNAME("MeshInstance2D")));
 			options->get_popup()->set_item_icon(MENU_OPTION_CONVERT_TO_POLYGON_2D, get_editor_theme_icon(SNAME("Polygon2D")));

editor/plugins/sprite_frames_editor_plugin.cpp

@@ -498,9 +498,9 @@ void SpriteFramesEditor::_toggle_show_settings() {
 
 void SpriteFramesEditor::_update_show_settings() {
 	if (is_layout_rtl()) {
-		toggle_settings_button->set_icon(get_editor_theme_icon(split_sheet_settings_vb->is_visible() ? SNAME("Back") : SNAME("Forward")));
+		toggle_settings_button->set_button_icon(get_editor_theme_icon(split_sheet_settings_vb->is_visible() ? SNAME("Back") : SNAME("Forward")));
 	} else {
-		toggle_settings_button->set_icon(get_editor_theme_icon(split_sheet_settings_vb->is_visible() ? SNAME("Forward") : SNAME("Back")));
+		toggle_settings_button->set_button_icon(get_editor_theme_icon(split_sheet_settings_vb->is_visible() ? SNAME("Forward") : SNAME("Back")));
 	}
 }
 
@@ -639,32 +639,32 @@ void SpriteFramesEditor::_notification(int p_what) {
 			pause_icon = get_editor_theme_icon(SNAME("Pause"));
 			_update_stop_icon();
 
-			autoplay->set_icon(get_editor_theme_icon(SNAME("AutoPlay")));
-			anim_loop->set_icon(get_editor_theme_icon(SNAME("Loop")));
-			play->set_icon(get_editor_theme_icon(SNAME("PlayStart")));
-			play_from->set_icon(get_editor_theme_icon(SNAME("Play")));
-			play_bw->set_icon(get_editor_theme_icon(SNAME("PlayStartBackwards")));
-			play_bw_from->set_icon(get_editor_theme_icon(SNAME("PlayBackwards")));
-
-			load->set_icon(get_editor_theme_icon(SNAME("Load")));
-			load_sheet->set_icon(get_editor_theme_icon(SNAME("SpriteSheet")));
-			copy->set_icon(get_editor_theme_icon(SNAME("ActionCopy")));
-			paste->set_icon(get_editor_theme_icon(SNAME("ActionPaste")));
-			empty_before->set_icon(get_editor_theme_icon(SNAME("InsertBefore")));
-			empty_after->set_icon(get_editor_theme_icon(SNAME("InsertAfter")));
-			move_up->set_icon(get_editor_theme_icon(SNAME("MoveLeft")));
-			move_down->set_icon(get_editor_theme_icon(SNAME("MoveRight")));
-			delete_frame->set_icon(get_editor_theme_icon(SNAME("Remove")));
-			zoom_out->set_icon(get_editor_theme_icon(SNAME("ZoomLess")));
-			zoom_reset->set_icon(get_editor_theme_icon(SNAME("ZoomReset")));
-			zoom_in->set_icon(get_editor_theme_icon(SNAME("ZoomMore")));
-			add_anim->set_icon(get_editor_theme_icon(SNAME("New")));
-			duplicate_anim->set_icon(get_editor_theme_icon(SNAME("Duplicate")));
-			delete_anim->set_icon(get_editor_theme_icon(SNAME("Remove")));
+			autoplay->set_button_icon(get_editor_theme_icon(SNAME("AutoPlay")));
+			anim_loop->set_button_icon(get_editor_theme_icon(SNAME("Loop")));
+			play->set_button_icon(get_editor_theme_icon(SNAME("PlayStart")));
+			play_from->set_button_icon(get_editor_theme_icon(SNAME("Play")));
+			play_bw->set_button_icon(get_editor_theme_icon(SNAME("PlayStartBackwards")));
+			play_bw_from->set_button_icon(get_editor_theme_icon(SNAME("PlayBackwards")));
+
+			load->set_button_icon(get_editor_theme_icon(SNAME("Load")));
+			load_sheet->set_button_icon(get_editor_theme_icon(SNAME("SpriteSheet")));
+			copy->set_button_icon(get_editor_theme_icon(SNAME("ActionCopy")));
+			paste->set_button_icon(get_editor_theme_icon(SNAME("ActionPaste")));
+			empty_before->set_button_icon(get_editor_theme_icon(SNAME("InsertBefore")));
+			empty_after->set_button_icon(get_editor_theme_icon(SNAME("InsertAfter")));
+			move_up->set_button_icon(get_editor_theme_icon(SNAME("MoveLeft")));
+			move_down->set_button_icon(get_editor_theme_icon(SNAME("MoveRight")));
+			delete_frame->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
+			zoom_out->set_button_icon(get_editor_theme_icon(SNAME("ZoomLess")));
+			zoom_reset->set_button_icon(get_editor_theme_icon(SNAME("ZoomReset")));
+			zoom_in->set_button_icon(get_editor_theme_icon(SNAME("ZoomMore")));
+			add_anim->set_button_icon(get_editor_theme_icon(SNAME("New")));
+			duplicate_anim->set_button_icon(get_editor_theme_icon(SNAME("Duplicate")));
+			delete_anim->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 			anim_search_box->set_right_icon(get_editor_theme_icon(SNAME("Search")));
-			split_sheet_zoom_out->set_icon(get_editor_theme_icon(SNAME("ZoomLess")));
-			split_sheet_zoom_reset->set_icon(get_editor_theme_icon(SNAME("ZoomReset")));
-			split_sheet_zoom_in->set_icon(get_editor_theme_icon(SNAME("ZoomMore")));
+			split_sheet_zoom_out->set_button_icon(get_editor_theme_icon(SNAME("ZoomLess")));
+			split_sheet_zoom_reset->set_button_icon(get_editor_theme_icon(SNAME("ZoomReset")));
+			split_sheet_zoom_in->set_button_icon(get_editor_theme_icon(SNAME("ZoomMore")));
 			split_sheet_scroll->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("Tree")));
 
 			_update_show_settings();
@@ -1740,9 +1740,9 @@ void SpriteFramesEditor::_update_stop_icon() {
 		is_playing = animated_sprite->call("is_playing");
 	}
 	if (is_playing) {
-		stop->set_icon(pause_icon);
+		stop->set_button_icon(pause_icon);
 	} else {
-		stop->set_icon(stop_icon);
+		stop->set_button_icon(stop_icon);
 	}
 }
 

editor/plugins/style_box_editor_plugin.cpp

@@ -58,7 +58,7 @@ void StyleBoxPreview::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			set_texture(get_editor_theme_icon(SNAME("Checkerboard")));
-			grid_preview->set_icon(get_editor_theme_icon(SNAME("StyleBoxGrid")));
+			grid_preview->set_button_icon(get_editor_theme_icon(SNAME("StyleBoxGrid")));
 		} break;
 		case NOTIFICATION_DRAW: {
 			_redraw();

editor/plugins/texture_region_editor_plugin.cpp

@@ -845,9 +845,9 @@ void TextureRegionEditor::_notification(int p_what) {
 			texture_preview->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("TextureRegionPreviewBG"), EditorStringName(EditorStyles)));
 			texture_overlay->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SNAME("TextureRegionPreviewFG"), EditorStringName(EditorStyles)));
 
-			zoom_out->set_icon(get_editor_theme_icon(SNAME("ZoomLess")));
-			zoom_reset->set_icon(get_editor_theme_icon(SNAME("ZoomReset")));
-			zoom_in->set_icon(get_editor_theme_icon(SNAME("ZoomMore")));
+			zoom_out->set_button_icon(get_editor_theme_icon(SNAME("ZoomLess")));
+			zoom_reset->set_button_icon(get_editor_theme_icon(SNAME("ZoomReset")));
+			zoom_in->set_button_icon(get_editor_theme_icon(SNAME("ZoomMore")));
 		} break;
 
 		case NOTIFICATION_VISIBILITY_CHANGED: {
@@ -1270,7 +1270,7 @@ bool EditorInspectorPluginTextureRegion::parse_property(Object *p_object, const
 	if ((p_type == Variant::RECT2 || p_type == Variant::RECT2I)) {
 		if (((Object::cast_to<Sprite2D>(p_object) || Object::cast_to<Sprite3D>(p_object) || Object::cast_to<NinePatchRect>(p_object) || Object::cast_to<StyleBoxTexture>(p_object)) && p_path == "region_rect") || (Object::cast_to<AtlasTexture>(p_object) && p_path == "region")) {
 			Button *button = EditorInspector::create_inspector_action_button(TTR("Edit Region"));
-			button->set_icon(texture_region_editor->get_editor_theme_icon(SNAME("RegionEdit")));
+			button->set_button_icon(texture_region_editor->get_editor_theme_icon(SNAME("RegionEdit")));
 			button->connect(SceneStringName(pressed), callable_mp(this, &EditorInspectorPluginTextureRegion::_region_edit).bind(p_object));
 			add_property_editor(p_path, button, true);
 		}

editor/plugins/theme_editor_plugin.cpp

@@ -861,43 +861,43 @@ void ThemeItemImportTree::_notification(int p_what) {
 			import_items_filter->set_right_icon(get_editor_theme_icon(SNAME("Search")));
 
 			// Bottom panel buttons.
-			import_collapse_types_button->set_icon(get_editor_theme_icon(SNAME("CollapseTree")));
-			import_expand_types_button->set_icon(get_editor_theme_icon(SNAME("ExpandTree")));
+			import_collapse_types_button->set_button_icon(get_editor_theme_icon(SNAME("CollapseTree")));
+			import_expand_types_button->set_button_icon(get_editor_theme_icon(SNAME("ExpandTree")));
 
-			import_select_all_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
-			import_select_full_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
-			import_deselect_all_button->set_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
+			import_select_all_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
+			import_select_full_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
+			import_deselect_all_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
 
 			// Side panel buttons.
 			select_colors_icon->set_texture(get_editor_theme_icon(SNAME("Color")));
-			deselect_all_colors_button->set_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
-			select_all_colors_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
-			select_full_colors_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
+			deselect_all_colors_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
+			select_all_colors_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
+			select_full_colors_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
 
 			select_constants_icon->set_texture(get_editor_theme_icon(SNAME("MemberConstant")));
-			deselect_all_constants_button->set_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
-			select_all_constants_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
-			select_full_constants_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
+			deselect_all_constants_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
+			select_all_constants_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
+			select_full_constants_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
 
 			select_fonts_icon->set_texture(get_editor_theme_icon(SNAME("FontItem")));
-			deselect_all_fonts_button->set_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
-			select_all_fonts_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
-			select_full_fonts_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
+			deselect_all_fonts_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
+			select_all_fonts_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
+			select_full_fonts_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
 
 			select_font_sizes_icon->set_texture(get_editor_theme_icon(SNAME("FontSize")));
-			deselect_all_font_sizes_button->set_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
-			select_all_font_sizes_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
-			select_full_font_sizes_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
+			deselect_all_font_sizes_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
+			select_all_font_sizes_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
+			select_full_font_sizes_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
 
 			select_icons_icon->set_texture(get_editor_theme_icon(SNAME("ImageTexture")));
-			deselect_all_icons_button->set_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
-			select_all_icons_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
-			select_full_icons_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
+			deselect_all_icons_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
+			select_all_icons_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
+			select_full_icons_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
 
 			select_styleboxes_icon->set_texture(get_editor_theme_icon(SNAME("StyleBoxFlat")));
-			deselect_all_styleboxes_button->set_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
-			select_all_styleboxes_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
-			select_full_styleboxes_button->set_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
+			deselect_all_styleboxes_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeDeselectAll")));
+			select_all_styleboxes_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectAll")));
+			select_full_styleboxes_button->set_button_icon(get_editor_theme_icon(SNAME("ThemeSelectFull")));
 		} break;
 	}
 }
@@ -1877,20 +1877,20 @@ void ThemeItemEditorDialog::_notification(int p_what) {
 			[[fallthrough]];
 		}
 		case NOTIFICATION_THEME_CHANGED: {
-			edit_items_add_color->set_icon(get_editor_theme_icon(SNAME("Color")));
-			edit_items_add_constant->set_icon(get_editor_theme_icon(SNAME("MemberConstant")));
-			edit_items_add_font->set_icon(get_editor_theme_icon(SNAME("FontItem")));
-			edit_items_add_font_size->set_icon(get_editor_theme_icon(SNAME("FontSize")));
-			edit_items_add_icon->set_icon(get_editor_theme_icon(SNAME("ImageTexture")));
-			edit_items_add_stylebox->set_icon(get_editor_theme_icon(SNAME("StyleBoxFlat")));
+			edit_items_add_color->set_button_icon(get_editor_theme_icon(SNAME("Color")));
+			edit_items_add_constant->set_button_icon(get_editor_theme_icon(SNAME("MemberConstant")));
+			edit_items_add_font->set_button_icon(get_editor_theme_icon(SNAME("FontItem")));
+			edit_items_add_font_size->set_button_icon(get_editor_theme_icon(SNAME("FontSize")));
+			edit_items_add_icon->set_button_icon(get_editor_theme_icon(SNAME("ImageTexture")));
+			edit_items_add_stylebox->set_button_icon(get_editor_theme_icon(SNAME("StyleBoxFlat")));
 
-			edit_items_remove_class->set_icon(get_editor_theme_icon(SNAME("Control")));
-			edit_items_remove_custom->set_icon(get_editor_theme_icon(SNAME("ThemeRemoveCustomItems")));
-			edit_items_remove_all->set_icon(get_editor_theme_icon(SNAME("ThemeRemoveAllItems")));
+			edit_items_remove_class->set_button_icon(get_editor_theme_icon(SNAME("Control")));
+			edit_items_remove_custom->set_button_icon(get_editor_theme_icon(SNAME("ThemeRemoveCustomItems")));
+			edit_items_remove_all->set_button_icon(get_editor_theme_icon(SNAME("ThemeRemoveAllItems")));
 
-			edit_add_type_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			edit_add_type_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 
-			import_another_theme_button->set_icon(get_editor_theme_icon(SNAME("Folder")));
+			import_another_theme_button->set_button_icon(get_editor_theme_icon(SNAME("Folder")));
 		} break;
 	}
 }
@@ -2481,21 +2481,21 @@ HBoxContainer *ThemeTypeEditor::_create_property_control(Theme::DataType p_data_
 		item_name_edit->hide();
 
 		Button *item_rename_button = memnew(Button);
-		item_rename_button->set_icon(get_editor_theme_icon(SNAME("Edit")));
+		item_rename_button->set_button_icon(get_editor_theme_icon(SNAME("Edit")));
 		item_rename_button->set_tooltip_text(TTR("Rename Item"));
 		item_rename_button->set_flat(true);
 		item_name_container->add_child(item_rename_button);
 		item_rename_button->connect(SceneStringName(pressed), callable_mp(this, &ThemeTypeEditor::_item_rename_cbk).bind(p_data_type, p_item_name, item_name_container));
 
 		Button *item_remove_button = memnew(Button);
-		item_remove_button->set_icon(get_editor_theme_icon(SNAME("Remove")));
+		item_remove_button->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 		item_remove_button->set_tooltip_text(TTR("Remove Item"));
 		item_remove_button->set_flat(true);
 		item_name_container->add_child(item_remove_button);
 		item_remove_button->connect(SceneStringName(pressed), callable_mp(this, &ThemeTypeEditor::_item_remove_cbk).bind(p_data_type, p_item_name));
 
 		Button *item_rename_confirm_button = memnew(Button);
-		item_rename_confirm_button->set_icon(get_editor_theme_icon(SNAME("ImportCheck")));
+		item_rename_confirm_button->set_button_icon(get_editor_theme_icon(SNAME("ImportCheck")));
 		item_rename_confirm_button->set_tooltip_text(TTR("Confirm Item Rename"));
 		item_rename_confirm_button->set_flat(true);
 		item_name_container->add_child(item_rename_confirm_button);
@@ -2503,7 +2503,7 @@ HBoxContainer *ThemeTypeEditor::_create_property_control(Theme::DataType p_data_
 		item_rename_confirm_button->hide();
 
 		Button *item_rename_cancel_button = memnew(Button);
-		item_rename_cancel_button->set_icon(get_editor_theme_icon(SNAME("ImportFail")));
+		item_rename_cancel_button->set_button_icon(get_editor_theme_icon(SNAME("ImportFail")));
 		item_rename_cancel_button->set_tooltip_text(TTR("Cancel Item Rename"));
 		item_rename_cancel_button->set_flat(true);
 		item_name_container->add_child(item_rename_cancel_button);
@@ -2513,7 +2513,7 @@ HBoxContainer *ThemeTypeEditor::_create_property_control(Theme::DataType p_data_
 		item_name->add_theme_color_override(SceneStringName(font_color), get_theme_color(SNAME("font_disabled_color"), EditorStringName(Editor)));
 
 		Button *item_override_button = memnew(Button);
-		item_override_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+		item_override_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		item_override_button->set_tooltip_text(TTR("Override Item"));
 		item_override_button->set_flat(true);
 		item_name_container->add_child(item_override_button);
@@ -2722,7 +2722,7 @@ void ThemeTypeEditor::_update_type_items() {
 			pin_leader_button->set_flat(true);
 			pin_leader_button->set_toggle_mode(true);
 			pin_leader_button->set_pressed(true);
-			pin_leader_button->set_icon(get_editor_theme_icon(SNAME("Pin")));
+			pin_leader_button->set_button_icon(get_editor_theme_icon(SNAME("Pin")));
 			pin_leader_button->set_tooltip_text(TTR("Unpin this StyleBox as a main style."));
 			item_control->add_child(pin_leader_button);
 			pin_leader_button->connect(SceneStringName(pressed), callable_mp(this, &ThemeTypeEditor::_on_unpin_leader_button_pressed));
@@ -2765,7 +2765,7 @@ void ThemeTypeEditor::_update_type_items() {
 				Button *pin_leader_button = memnew(Button);
 				pin_leader_button->set_flat(true);
 				pin_leader_button->set_toggle_mode(true);
-				pin_leader_button->set_icon(get_editor_theme_icon(SNAME("Pin")));
+				pin_leader_button->set_button_icon(get_editor_theme_icon(SNAME("Pin")));
 				pin_leader_button->set_tooltip_text(TTR("Pin this StyleBox as a main style. Editing its properties will update the same properties in all other StyleBoxes of this type."));
 				item_control->add_child(pin_leader_button);
 				pin_leader_button->connect(SceneStringName(pressed), callable_mp(this, &ThemeTypeEditor::_on_pin_leader_button_pressed).bind(item_editor, E.key));
@@ -3371,7 +3371,7 @@ void ThemeTypeEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			add_type_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			add_type_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 
 			data_type_tabs->set_tab_icon(0, get_editor_theme_icon(SNAME("Color")));
 			data_type_tabs->set_tab_icon(1, get_editor_theme_icon(SNAME("MemberConstant")));
@@ -3381,7 +3381,7 @@ void ThemeTypeEditor::_notification(int p_what) {
 			data_type_tabs->set_tab_icon(5, get_editor_theme_icon(SNAME("StyleBoxFlat")));
 			data_type_tabs->set_tab_icon(6, get_editor_theme_icon(SNAME("Tools")));
 
-			type_variation_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			type_variation_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		} break;
 	}
 }
@@ -3695,7 +3695,7 @@ void ThemeEditor::_notification(int p_what) {
 			preview_tabs->add_theme_style_override("tab_unselected", get_theme_stylebox(SNAME("ThemeEditorPreviewBG"), EditorStringName(EditorStyles)));
 			preview_tabs_content->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), SNAME("TabContainerOdd")));
 
-			add_preview_button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			add_preview_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 		} break;
 	}
 }

editor/plugins/theme_editor_preview.cpp

@@ -211,7 +211,7 @@ void ThemeEditorPreview::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			picker_button->set_icon(get_editor_theme_icon(SNAME("ColorPick")));
+			picker_button->set_button_icon(get_editor_theme_icon(SNAME("ColorPick")));
 
 			theme_cache.preview_picker_overlay = get_theme_stylebox(SNAME("preview_picker_overlay"), SNAME("ThemeEditor"));
 			theme_cache.preview_picker_overlay_color = get_theme_color(SNAME("preview_picker_overlay_color"), SNAME("ThemeEditor"));
@@ -489,7 +489,7 @@ void SceneThemeEditorPreview::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			reload_scene_button->set_icon(get_editor_theme_icon(SNAME("Reload")));
+			reload_scene_button->set_button_icon(get_editor_theme_icon(SNAME("Reload")));
 		} break;
 	}
 }

editor/plugins/tiles/tile_atlas_view.cpp

@@ -618,7 +618,7 @@ void TileAtlasView::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			button_center_view->set_icon(theme_cache.center_view_icon);
+			button_center_view->set_button_icon(theme_cache.center_view_icon);
 		} break;
 	}
 }

editor/plugins/tiles/tile_data_editors.cpp

@@ -722,7 +722,7 @@ void GenericTilePolygonEditor::_base_control_gui_input(Ref<InputEvent> p_event)
 
 void GenericTilePolygonEditor::_set_snap_option(int p_index) {
 	current_snap_option = p_index;
-	button_pixel_snap->set_icon(button_pixel_snap->get_popup()->get_item_icon(p_index));
+	button_pixel_snap->set_button_icon(button_pixel_snap->get_popup()->get_item_icon(p_index));
 	snap_subdivision->set_visible(p_index == SNAP_GRID);
 
 	if (initializing) {
@@ -880,16 +880,16 @@ void GenericTilePolygonEditor::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			button_expand->set_icon(get_editor_theme_icon(SNAME("DistractionFree")));
-			button_create->set_icon(get_editor_theme_icon(SNAME("CurveCreate")));
-			button_edit->set_icon(get_editor_theme_icon(SNAME("CurveEdit")));
-			button_delete->set_icon(get_editor_theme_icon(SNAME("CurveDelete")));
-			button_center_view->set_icon(get_editor_theme_icon(SNAME("CenterView")));
-			button_advanced_menu->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			button_expand->set_button_icon(get_editor_theme_icon(SNAME("DistractionFree")));
+			button_create->set_button_icon(get_editor_theme_icon(SNAME("CurveCreate")));
+			button_edit->set_button_icon(get_editor_theme_icon(SNAME("CurveEdit")));
+			button_delete->set_button_icon(get_editor_theme_icon(SNAME("CurveDelete")));
+			button_center_view->set_button_icon(get_editor_theme_icon(SNAME("CenterView")));
+			button_advanced_menu->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 			button_pixel_snap->get_popup()->set_item_icon(0, get_editor_theme_icon(SNAME("SnapDisable")));
 			button_pixel_snap->get_popup()->set_item_icon(1, get_editor_theme_icon(SNAME("Snap")));
 			button_pixel_snap->get_popup()->set_item_icon(2, get_editor_theme_icon(SNAME("SnapGrid")));
-			button_pixel_snap->set_icon(button_pixel_snap->get_popup()->get_item_icon(current_snap_option));
+			button_pixel_snap->set_button_icon(button_pixel_snap->get_popup()->get_item_icon(current_snap_option));
 
 			PopupMenu *p = button_advanced_menu->get_popup();
 			p->set_item_icon(p->get_item_index(ROTATE_RIGHT), get_editor_theme_icon(SNAME("RotateRight")));
@@ -1362,7 +1362,7 @@ void TileDataDefaultEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			picker_button->set_icon(get_editor_theme_icon(SNAME("ColorPick")));
+			picker_button->set_button_icon(get_editor_theme_icon(SNAME("ColorPick")));
 			tile_bool_checked = get_editor_theme_icon(SNAME("TileChecked"));
 			tile_bool_unchecked = get_editor_theme_icon(SNAME("TileUnchecked"));
 		} break;
@@ -2868,7 +2868,7 @@ void TileDataTerrainsEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_ENTER_TREE:
 		case NOTIFICATION_THEME_CHANGED: {
-			picker_button->set_icon(get_editor_theme_icon(SNAME("ColorPick")));
+			picker_button->set_button_icon(get_editor_theme_icon(SNAME("ColorPick")));
 		} break;
 	}
 }

editor/plugins/tiles/tile_map_layer_editor.cpp

@@ -503,21 +503,21 @@ void TileMapLayerEditorTilesPlugin::_scenes_list_lmb_empty_clicked(const Vector2
 }
 
 void TileMapLayerEditorTilesPlugin::_update_theme() {
-	source_sort_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Sort")));
-	select_tool_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("ToolSelect")));
-	paint_tool_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Edit")));
-	line_tool_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Line")));
-	rect_tool_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Rectangle")));
-	bucket_tool_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Bucket")));
-
-	picker_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("ColorPick")));
-	erase_button->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Eraser")));
-	random_tile_toggle->set_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("RandomNumberGenerator")));
-
-	transform_button_rotate_left->set_icon(tiles_bottom_panel->get_editor_theme_icon("RotateLeft"));
-	transform_button_rotate_right->set_icon(tiles_bottom_panel->get_editor_theme_icon("RotateRight"));
-	transform_button_flip_h->set_icon(tiles_bottom_panel->get_editor_theme_icon("MirrorX"));
-	transform_button_flip_v->set_icon(tiles_bottom_panel->get_editor_theme_icon("MirrorY"));
+	source_sort_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Sort")));
+	select_tool_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("ToolSelect")));
+	paint_tool_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Edit")));
+	line_tool_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Line")));
+	rect_tool_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Rectangle")));
+	bucket_tool_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Bucket")));
+
+	picker_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("ColorPick")));
+	erase_button->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("Eraser")));
+	random_tile_toggle->set_button_icon(tiles_bottom_panel->get_editor_theme_icon(SNAME("RandomNumberGenerator")));
+
+	transform_button_rotate_left->set_button_icon(tiles_bottom_panel->get_editor_theme_icon("RotateLeft"));
+	transform_button_rotate_right->set_button_icon(tiles_bottom_panel->get_editor_theme_icon("RotateRight"));
+	transform_button_flip_h->set_button_icon(tiles_bottom_panel->get_editor_theme_icon("MirrorX"));
+	transform_button_flip_v->set_button_icon(tiles_bottom_panel->get_editor_theme_icon("MirrorY"));
 
 	missing_atlas_texture_icon = tiles_bottom_panel->get_editor_theme_icon(SNAME("TileSet"));
 	_update_tile_set_sources_list();
@@ -3486,13 +3486,13 @@ void TileMapLayerEditorTerrainsPlugin::_update_tiles_list() {
 }
 
 void TileMapLayerEditorTerrainsPlugin::_update_theme() {
-	paint_tool_button->set_icon(main_vbox_container->get_editor_theme_icon(SNAME("Edit")));
-	line_tool_button->set_icon(main_vbox_container->get_editor_theme_icon(SNAME("Line")));
-	rect_tool_button->set_icon(main_vbox_container->get_editor_theme_icon(SNAME("Rectangle")));
-	bucket_tool_button->set_icon(main_vbox_container->get_editor_theme_icon(SNAME("Bucket")));
+	paint_tool_button->set_button_icon(main_vbox_container->get_editor_theme_icon(SNAME("Edit")));
+	line_tool_button->set_button_icon(main_vbox_container->get_editor_theme_icon(SNAME("Line")));
+	rect_tool_button->set_button_icon(main_vbox_container->get_editor_theme_icon(SNAME("Rectangle")));
+	bucket_tool_button->set_button_icon(main_vbox_container->get_editor_theme_icon(SNAME("Bucket")));
 
-	picker_button->set_icon(main_vbox_container->get_editor_theme_icon(SNAME("ColorPick")));
-	erase_button->set_icon(main_vbox_container->get_editor_theme_icon(SNAME("Eraser")));
+	picker_button->set_button_icon(main_vbox_container->get_editor_theme_icon(SNAME("ColorPick")));
+	erase_button->set_button_icon(main_vbox_container->get_editor_theme_icon(SNAME("Eraser")));
 
 	_update_tiles_list();
 }
@@ -3689,12 +3689,12 @@ void TileMapLayerEditor::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			missing_tile_texture = get_editor_theme_icon(SNAME("StatusWarning"));
 			warning_pattern_texture = get_editor_theme_icon(SNAME("WarningPattern"));
-			advanced_menu_button->set_icon(get_editor_theme_icon(SNAME("Tools")));
-			select_previous_layer->set_icon(get_editor_theme_icon(SNAME("MoveUp")));
-			select_next_layer->set_icon(get_editor_theme_icon(SNAME("MoveDown")));
-			select_all_layers->set_icon(get_editor_theme_icon(SNAME("FileList")));
-			toggle_grid_button->set_icon(get_editor_theme_icon(SNAME("Grid")));
-			toggle_highlight_selected_layer_button->set_icon(get_editor_theme_icon(SNAME("TileMapHighlightSelected")));
+			advanced_menu_button->set_button_icon(get_editor_theme_icon(SNAME("Tools")));
+			select_previous_layer->set_button_icon(get_editor_theme_icon(SNAME("MoveUp")));
+			select_next_layer->set_button_icon(get_editor_theme_icon(SNAME("MoveDown")));
+			select_all_layers->set_button_icon(get_editor_theme_icon(SNAME("FileList")));
+			toggle_grid_button->set_button_icon(get_editor_theme_icon(SNAME("Grid")));
+			toggle_highlight_selected_layer_button->set_button_icon(get_editor_theme_icon(SNAME("TileMapHighlightSelected")));
 		} break;
 
 		case NOTIFICATION_INTERNAL_PROCESS: {

editor/plugins/tiles/tile_set_atlas_source_editor.cpp

@@ -996,7 +996,7 @@ void TileSetAtlasSourceEditor::_update_atlas_view() {
 			// Create and position the button.
 			Button *button = memnew(Button);
 			button->set_flat(true);
-			button->set_icon(get_editor_theme_icon(SNAME("Add")));
+			button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
 			button->add_theme_style_override(CoreStringName(normal), memnew(StyleBoxEmpty));
 			button->add_theme_style_override("hover", memnew(StyleBoxEmpty));
 			button->add_theme_style_override("focus", memnew(StyleBoxEmpty));
@@ -2441,12 +2441,12 @@ void TileSetAtlasSourceEditor::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			tool_setup_atlas_source_button->set_icon(get_editor_theme_icon(SNAME("Tools")));
-			tool_select_button->set_icon(get_editor_theme_icon(SNAME("ToolSelect")));
-			tool_paint_button->set_icon(get_editor_theme_icon(SNAME("Paint")));
+			tool_setup_atlas_source_button->set_button_icon(get_editor_theme_icon(SNAME("Tools")));
+			tool_select_button->set_button_icon(get_editor_theme_icon(SNAME("ToolSelect")));
+			tool_paint_button->set_button_icon(get_editor_theme_icon(SNAME("Paint")));
 
-			tools_settings_erase_button->set_icon(get_editor_theme_icon(SNAME("Eraser")));
-			tool_advanced_menu_button->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			tools_settings_erase_button->set_button_icon(get_editor_theme_icon(SNAME("Eraser")));
+			tool_advanced_menu_button->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 			outside_tiles_warning->set_texture(get_editor_theme_icon(SNAME("StatusWarning")));
 
 			resize_handle = get_editor_theme_icon(SNAME("EditorHandle"));

editor/plugins/tiles/tile_set_editor.cpp

@@ -366,10 +366,10 @@ void TileSetEditor::_set_source_sort(int p_sort) {
 void TileSetEditor::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
-			sources_delete_button->set_icon(get_editor_theme_icon(SNAME("Remove")));
-			sources_add_button->set_icon(get_editor_theme_icon(SNAME("Add")));
-			source_sort_button->set_icon(get_editor_theme_icon(SNAME("Sort")));
-			sources_advanced_menu_button->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
+			sources_delete_button->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
+			sources_add_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
+			source_sort_button->set_button_icon(get_editor_theme_icon(SNAME("Sort")));
+			sources_advanced_menu_button->set_button_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
 			missing_texture_texture = get_editor_theme_icon(SNAME("TileSet"));
 			expanded_area->add_theme_style_override(SceneStringName(panel), get_theme_stylebox(SceneStringName(panel), "Tree"));
 			_update_sources_list();

editor/plugins/tiles/tile_set_scenes_collection_source_editor.cpp

@@ -367,8 +367,8 @@ void TileSetScenesCollectionSourceEditor::_notification(int p_what) {
 		} break;
 
 		case NOTIFICATION_THEME_CHANGED: {
-			scene_tile_add_button->set_icon(get_editor_theme_icon(SNAME("Add")));
-			scene_tile_delete_button->set_icon(get_editor_theme_icon(SNAME("Remove")));
+			scene_tile_add_button->set_button_icon(get_editor_theme_icon(SNAME("Add")));
+			scene_tile_delete_button->set_button_icon(get_editor_theme_icon(SNAME("Remove")));
 			_update_scenes_list();
 		} break;
 

editor/plugins/tool_button_editor_plugin.cpp

@@ -33,7 +33,7 @@
 #include "scene/gui/button.h"
 
 void EditorInspectorToolButtonPlugin::_update_action_icon(Button *p_action_button, const String &p_action_icon) {
-	p_action_button->set_icon(p_action_button->get_editor_theme_icon(p_action_icon));
+	p_action_button->set_button_icon(p_action_button->get_editor_theme_icon(p_action_icon));
 }
 
 void EditorInspectorToolButtonPlugin::_call_action(const Variant &p_object, const StringName &p_property) {

editor/plugins/version_control_editor_plugin.cpp

@@ -1081,7 +1081,7 @@ VersionControlEditorPlugin::VersionControlEditorPlugin() {
 	set_up_ssh_public_key_input_hbc->add_child(set_up_ssh_public_key_file_dialog);
 
 	Button *select_public_path_button = memnew(Button);
-	select_public_path_button->set_icon(EditorNode::get_singleton()->get_gui_base()->get_editor_theme_icon("Folder"));
+	select_public_path_button->set_button_icon(EditorNode::get_singleton()->get_gui_base()->get_editor_theme_icon("Folder"));
 	select_public_path_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_popup_file_dialog).bind(set_up_ssh_public_key_file_dialog));
 	select_public_path_button->set_tooltip_text(TTR("Select SSH public key path"));
 	set_up_ssh_public_key_input_hbc->add_child(select_public_path_button);
@@ -1114,7 +1114,7 @@ VersionControlEditorPlugin::VersionControlEditorPlugin() {
 	set_up_ssh_private_key_input_hbc->add_child(set_up_ssh_private_key_file_dialog);
 
 	Button *select_private_path_button = memnew(Button);
-	select_private_path_button->set_icon(EditorNode::get_singleton()->get_gui_base()->get_editor_theme_icon("Folder"));
+	select_private_path_button->set_button_icon(EditorNode::get_singleton()->get_gui_base()->get_editor_theme_icon("Folder"));
 	select_private_path_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_popup_file_dialog).bind(set_up_ssh_private_key_file_dialog));
 	select_private_path_button->set_tooltip_text(TTR("Select SSH private key path"));
 	set_up_ssh_private_key_input_hbc->add_child(select_private_path_button);
@@ -1159,7 +1159,7 @@ VersionControlEditorPlugin::VersionControlEditorPlugin() {
 	refresh_button = memnew(Button);
 	refresh_button->set_tooltip_text(TTR("Detect new changes"));
 	refresh_button->set_theme_type_variation("FlatButton");
-	refresh_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Reload"), EditorStringName(EditorIcons)));
+	refresh_button->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Reload"), EditorStringName(EditorIcons)));
 	refresh_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_refresh_stage_area));
 	refresh_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_refresh_commit_list));
 	refresh_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_refresh_branch_list));
@@ -1179,14 +1179,14 @@ VersionControlEditorPlugin::VersionControlEditorPlugin() {
 
 	discard_all_button = memnew(Button);
 	discard_all_button->set_tooltip_text(TTR("Discard all changes"));
-	discard_all_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Close"), EditorStringName(EditorIcons)));
+	discard_all_button->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Close"), EditorStringName(EditorIcons)));
 	discard_all_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_confirm_discard_all));
 	discard_all_button->set_theme_type_variation("FlatButton");
 	unstage_title->add_child(discard_all_button);
 
 	stage_all_button = memnew(Button);
 	stage_all_button->set_theme_type_variation("FlatButton");
-	stage_all_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveDown"), EditorStringName(EditorIcons)));
+	stage_all_button->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveDown"), EditorStringName(EditorIcons)));
 	stage_all_button->set_tooltip_text(TTR("Stage all changes"));
 	unstage_title->add_child(stage_all_button);
 
@@ -1216,7 +1216,7 @@ VersionControlEditorPlugin::VersionControlEditorPlugin() {
 
 	unstage_all_button = memnew(Button);
 	unstage_all_button->set_theme_type_variation("FlatButton");
-	unstage_all_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveUp"), EditorStringName(EditorIcons)));
+	unstage_all_button->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveUp"), EditorStringName(EditorIcons)));
 	unstage_all_button->set_tooltip_text(TTR("Unstage all changes"));
 	stage_title->add_child(unstage_all_button);
 
@@ -1411,26 +1411,26 @@ VersionControlEditorPlugin::VersionControlEditorPlugin() {
 	fetch_button = memnew(Button);
 	fetch_button->set_theme_type_variation("FlatButton");
 	fetch_button->set_tooltip_text(TTR("Fetch"));
-	fetch_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Reload"), EditorStringName(EditorIcons)));
+	fetch_button->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("Reload"), EditorStringName(EditorIcons)));
 	fetch_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_fetch));
 	menu_bar->add_child(fetch_button);
 
 	pull_button = memnew(Button);
 	pull_button->set_theme_type_variation("FlatButton");
 	pull_button->set_tooltip_text(TTR("Pull"));
-	pull_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveDown"), EditorStringName(EditorIcons)));
+	pull_button->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveDown"), EditorStringName(EditorIcons)));
 	pull_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_pull));
 	menu_bar->add_child(pull_button);
 
 	push_button = memnew(Button);
 	push_button->set_theme_type_variation("FlatButton");
 	push_button->set_tooltip_text(TTR("Push"));
-	push_button->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveUp"), EditorStringName(EditorIcons)));
+	push_button->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("MoveUp"), EditorStringName(EditorIcons)));
 	push_button->connect(SceneStringName(pressed), callable_mp(this, &VersionControlEditorPlugin::_push));
 	menu_bar->add_child(push_button);
 
 	extra_options = memnew(MenuButton);
-	extra_options->set_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("GuiTabMenuHl"), EditorStringName(EditorIcons)));
+	extra_options->set_button_icon(EditorNode::get_singleton()->get_editor_theme()->get_icon(SNAME("GuiTabMenuHl"), EditorStringName(EditorIcons)));
 	extra_options->get_popup()->connect(SNAME("about_to_popup"), callable_mp(this, &VersionControlEditorPlugin::_update_extra_options));
 	extra_options->get_popup()->connect(SceneStringName(id_pressed), callable_mp(this, &VersionControlEditorPlugin::_extra_option_selected));
 	menu_bar->add_child(extra_options);