Add Center View button to 2D editor

editor/plugins/canvas_item_editor_plugin.cpp

@@ -3818,7 +3818,9 @@ void CanvasItemEditor::set_current_tool(Tool p_tool) {
 }
 
 void CanvasItemEditor::_update_editor_settings() {
+	button_center_view->set_icon(get_theme_icon(SNAME("CenterView"), SNAME("EditorIcons")));
 	select_button->set_icon(get_theme_icon(SNAME("ToolSelect"), SNAME("EditorIcons")));
+	select_sb->set_texture(get_theme_icon(SNAME("EditorRect2D"), SNAME("EditorIcons")));
 	list_select_button->set_icon(get_theme_icon(SNAME("ListSelect"), SNAME("EditorIcons")));
 	move_button->set_icon(get_theme_icon(SNAME("ToolMove"), SNAME("EditorIcons")));
 	scale_button->set_icon(get_theme_icon(SNAME("ToolScale"), SNAME("EditorIcons")));
@@ -3951,7 +3953,6 @@ void CanvasItemEditor::_notification(int p_what) {
 		} break;
 
 		case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
-			select_sb->set_texture(get_theme_icon(SNAME("EditorRect2D"), SNAME("EditorIcons")));
 			_update_editor_settings();
 		} break;
 
@@ -5052,8 +5053,17 @@ CanvasItemEditor::CanvasItemEditor() {
 	ED_SHORTCUT_ARRAY("canvas_item_editor/zoom_1600_percent", TTR("Zoom to 1600%"),
 			{ int32_t(Key::KEY_5), int32_t(Key::KP_5) });
 
+	HBoxContainer *controls_hb = memnew(HBoxContainer);
+	controls_vb->add_child(controls_hb);
+
+	button_center_view = memnew(Button);
+	controls_hb->add_child(button_center_view);
+	button_center_view->set_flat(true);
+	button_center_view->set_tooltip_text(TTR("Center View"));
+	button_center_view->connect("pressed", callable_mp(this, &CanvasItemEditor::_popup_callback).bind(VIEW_CENTER_TO_SELECTION));
+
 	zoom_widget = memnew(EditorZoomWidget);
-	controls_vb->add_child(zoom_widget);
+	controls_hb->add_child(zoom_widget);
 	zoom_widget->set_anchors_and_offsets_preset(Control::PRESET_TOP_LEFT, Control::PRESET_MODE_MINSIZE, 2 * EDSCALE);
 	zoom_widget->set_shortcut_context(this);
 	zoom_widget->connect("zoom_changed", callable_mp(this, &CanvasItemEditor::_update_zoom));

editor/plugins/canvas_item_editor_plugin.h

@@ -479,6 +479,7 @@ private:
 			const Node *p_current);
 
 	VBoxContainer *controls_vb = nullptr;
+	Button *button_center_view = nullptr;
 	EditorZoomWidget *zoom_widget = nullptr;
 	void _update_zoom(real_t p_zoom);
 	void _shortcut_zoom_set(real_t p_zoom);