Merge pull request #35891 from Calinou/editor-viewport-highlight-context-menus

Highlight context menu items at the top of the 2D/3D viewports

editor/plugins/canvas_item_editor_plugin.cpp

@@ -3853,7 +3853,10 @@ void CanvasItemEditor::_notification(int p_what) {
 		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_theme_icon(SNAME("GuiTabMenuHl"), SNAME("EditorIcons")));
 
+		_update_context_menu_stylebox();
+
 		presets_menu->set_icon(get_theme_icon(SNAME("ControlLayout"), SNAME("EditorIcons")));
+
 		PopupMenu *p = presets_menu->get_popup();
 
 		p->clear();
@@ -3954,6 +3957,18 @@ void CanvasItemEditor::edit(CanvasItem *p_canvas_item) {
 	}
 }
 
+void CanvasItemEditor::_update_context_menu_stylebox() {
+	// This must be called when the theme changes to follow the new accent color.
+	Ref<StyleBoxFlat> context_menu_stylebox = memnew(StyleBoxFlat);
+	const Color accent_color = EditorNode::get_singleton()->get_gui_base()->get_theme_color("accent_color", "Editor");
+	context_menu_stylebox->set_bg_color(accent_color * Color(1, 1, 1, 0.1));
+	// Add an underline to the StyleBox, but prevent its minimum vertical size from changing.
+	context_menu_stylebox->set_border_color(accent_color);
+	context_menu_stylebox->set_border_width(SIDE_BOTTOM, Math::round(2 * EDSCALE));
+	context_menu_stylebox->set_default_margin(SIDE_BOTTOM, 0);
+	context_menu_container->add_theme_style_override("panel", context_menu_stylebox);
+}
+
 void CanvasItemEditor::_update_scrollbars() {
 	updating_scroll = true;
 
@@ -5127,11 +5142,11 @@ void CanvasItemEditor::remove_control_from_info_overlay(Control *p_control) {
 void CanvasItemEditor::add_control_to_menu_panel(Control *p_control) {
 	ERR_FAIL_COND(!p_control);
 
-	hb->add_child(p_control);
+	hbc_context_menu->add_child(p_control);
 }
 
 void CanvasItemEditor::remove_control_from_menu_panel(Control *p_control) {
-	hb->remove_child(p_control);
+	hbc_context_menu->remove_child(p_control);
 }
 
 HSplitContainer *CanvasItemEditor::get_palette_split() {
@@ -5516,10 +5531,21 @@ CanvasItemEditor::CanvasItemEditor(EditorNode *p_editor) {
 	p->add_separator();
 	p->add_check_shortcut(ED_SHORTCUT("canvas_item_editor/preview_canvas_scale", TTR("Preview Canvas Scale"), KEY_MASK_SHIFT | KEY_MASK_CMD | KEY_P), PREVIEW_CANVAS_SCALE);
 
+	hb->add_child(memnew(VSeparator));
+
+	context_menu_container = memnew(PanelContainer);
+	hbc_context_menu = memnew(HBoxContainer);
+	context_menu_container->add_child(hbc_context_menu);
+	// Use a custom stylebox to make contextual menu items stand out from the rest.
+	// This helps with editor usability as contextual menu items change when selecting nodes,
+	// even though it may not be immediately obvious at first.
+	hb->add_child(context_menu_container);
+	_update_context_menu_stylebox();
+
 	presets_menu = memnew(MenuButton);
 	presets_menu->set_shortcut_context(this);
 	presets_menu->set_text(TTR("Layout"));
-	hb->add_child(presets_menu);
+	hbc_context_menu->add_child(presets_menu);
 	presets_menu->hide();
 	presets_menu->set_switch_on_hover(true);
 
@@ -5533,17 +5559,18 @@ CanvasItemEditor::CanvasItemEditor(EditorNode *p_editor) {
 
 	anchor_mode_button = memnew(Button);
 	anchor_mode_button->set_flat(true);
-	hb->add_child(anchor_mode_button);
+	hbc_context_menu->add_child(anchor_mode_button);
 	anchor_mode_button->set_toggle_mode(true);
 	anchor_mode_button->hide();
 	anchor_mode_button->connect("toggled", callable_mp(this, &CanvasItemEditor::_button_toggle_anchor_mode));
 
 	animation_hb = memnew(HBoxContainer);
-	hb->add_child(animation_hb);
+	hbc_context_menu->add_child(animation_hb);
 	animation_hb->add_child(memnew(VSeparator));
 	animation_hb->hide();
 
 	key_loc_button = memnew(Button);
+	key_loc_button->set_flat(true);
 	key_loc_button->set_toggle_mode(true);
 	key_loc_button->set_pressed(true);
 	key_loc_button->set_focus_mode(FOCUS_NONE);
@@ -5552,6 +5579,7 @@ CanvasItemEditor::CanvasItemEditor(EditorNode *p_editor) {
 	animation_hb->add_child(key_loc_button);
 
 	key_rot_button = memnew(Button);
+	key_rot_button->set_flat(true);
 	key_rot_button->set_toggle_mode(true);
 	key_rot_button->set_pressed(true);
 	key_rot_button->set_focus_mode(FOCUS_NONE);
@@ -5560,6 +5588,7 @@ CanvasItemEditor::CanvasItemEditor(EditorNode *p_editor) {
 	animation_hb->add_child(key_rot_button);
 
 	key_scale_button = memnew(Button);
+	key_scale_button->set_flat(true);
 	key_scale_button->set_toggle_mode(true);
 	key_scale_button->set_focus_mode(FOCUS_NONE);
 	key_scale_button->connect("pressed", callable_mp(this, &CanvasItemEditor::_popup_callback), varray(ANIM_INSERT_SCALE));
@@ -5567,6 +5596,7 @@ CanvasItemEditor::CanvasItemEditor(EditorNode *p_editor) {
 	animation_hb->add_child(key_scale_button);
 
 	key_insert_button = memnew(Button);
+	key_insert_button->set_flat(true);
 	key_insert_button->set_focus_mode(FOCUS_NONE);
 	key_insert_button->connect("pressed", callable_mp(this, &CanvasItemEditor::_popup_callback), varray(ANIM_INSERT_KEY));
 	key_insert_button->set_tooltip(TTR("Insert keys (based on mask)."));

editor/plugins/canvas_item_editor_plugin.h

@@ -230,6 +230,10 @@ private:
 	HScrollBar *h_scroll;
 	VScrollBar *v_scroll;
 	HBoxContainer *hb;
+	// Used for secondary menu items which are displayed depending on the currently selected node
+	// (such as MeshInstance's "Mesh" menu).
+	PanelContainer *context_menu_container;
+	HBoxContainer *hbc_context_menu;
 
 	Map<Control *, Timer *> popup_temporarily_timers;
 
@@ -535,6 +539,7 @@ private:
 	HSplitContainer *palette_split;
 	VSplitContainer *bottom_split;
 
+	void _update_context_menu_stylebox();
 	void _popup_warning_temporarily(Control *p_control, const float p_duration);
 	void _popup_warning_depop(Control *p_control);
 

editor/plugins/node_3d_editor_plugin.cpp

@@ -5972,6 +5972,18 @@ void fragment() {
 	_generate_selection_boxes();
 }
 
+void Node3DEditor::_update_context_menu_stylebox() {
+	// This must be called when the theme changes to follow the new accent color.
+	Ref<StyleBoxFlat> context_menu_stylebox = memnew(StyleBoxFlat);
+	const Color accent_color = EditorNode::get_singleton()->get_gui_base()->get_theme_color("accent_color", "Editor");
+	context_menu_stylebox->set_bg_color(accent_color * Color(1, 1, 1, 0.1));
+	// Add an underline to the StyleBox, but prevent its minimum vertical size from changing.
+	context_menu_stylebox->set_border_color(accent_color);
+	context_menu_stylebox->set_border_width(SIDE_BOTTOM, Math::round(2 * EDSCALE));
+	context_menu_stylebox->set_default_margin(SIDE_BOTTOM, 0);
+	context_menu_container->add_theme_style_override("panel", context_menu_stylebox);
+}
+
 void Node3DEditor::_update_gizmos_menu() {
 	gizmos_menu->clear();
 
@@ -6539,6 +6551,7 @@ void Node3DEditor::_notification(int p_what) {
 		case NOTIFICATION_THEME_CHANGED: {
 			_update_theme();
 			_update_gizmos_menu_theme();
+			_update_context_menu_stylebox();
 			sun_title->add_theme_font_override("font", get_theme_font(SNAME("title_font"), SNAME("Window")));
 			environ_title->add_theme_font_override("font", get_theme_font(SNAME("title_font"), SNAME("Window")));
 		} break;
@@ -6587,11 +6600,11 @@ Vector<int> Node3DEditor::get_subgizmo_selection() {
 }
 
 void Node3DEditor::add_control_to_menu_panel(Control *p_control) {
-	hbc_menu->add_child(p_control);
+	hbc_context_menu->add_child(p_control);
 }
 
 void Node3DEditor::remove_control_from_menu_panel(Control *p_control) {
-	hbc_menu->remove_child(p_control);
+	hbc_context_menu->remove_child(p_control);
 }
 
 void Node3DEditor::set_can_preview(Camera3D *p_preview) {
@@ -7174,6 +7187,17 @@ Node3DEditor::Node3DEditor(EditorNode *p_editor) {
 	view_menu->set_shortcut_context(this);
 	hbc_menu->add_child(view_menu);
 
+	hbc_menu->add_child(memnew(VSeparator));
+
+	context_menu_container = memnew(PanelContainer);
+	hbc_context_menu = memnew(HBoxContainer);
+	context_menu_container->add_child(hbc_context_menu);
+	// Use a custom stylebox to make contextual menu items stand out from the rest.
+	// This helps with editor usability as contextual menu items change when selecting nodes,
+	// even though it may not be immediately obvious at first.
+	hbc_menu->add_child(context_menu_container);
+	_update_context_menu_stylebox();
+
 	p = view_menu->get_popup();
 
 	accept = memnew(AcceptDialog);

editor/plugins/node_3d_editor_plugin.h

@@ -625,6 +625,10 @@ private:
 	void _update_camera_override_viewport(Object *p_viewport);
 
 	HBoxContainer *hbc_menu;
+	// Used for secondary menu items which are displayed depending on the currently selected node
+	// (such as MeshInstance's "Mesh" menu).
+	PanelContainer *context_menu_container;
+	HBoxContainer *hbc_context_menu;
 
 	void _generate_selection_boxes();
 	UndoRedo *undo_redo;
@@ -632,6 +636,7 @@ private:
 	int camera_override_viewport_id;
 
 	void _init_indicators();
+	void _update_context_menu_stylebox();
 	void _update_gizmos_menu();
 	void _update_gizmos_menu_theme();
 	void _init_grid();