Revert "Reordering emitted signals in PopupMenu" and fix editor selection issue in the safer way.

editor/plugins/canvas_item_editor_plugin.cpp

@@ -896,15 +896,16 @@ void CanvasItemEditor::_snap_changed() {
 }
 
 void CanvasItemEditor::_selection_result_pressed(int p_result) {
-	if (selection_results.size() <= p_result) {
+	if (selection_results_menu.size() <= p_result) {
 		return;
 	}
 
-	CanvasItem *item = selection_results[p_result].item;
+	CanvasItem *item = selection_results_menu[p_result].item;
 
 	if (item) {
 		_select_click_on_item(item, Point2(), selection_menu_additive_selection);
 	}
+	selection_results_menu.clear();
 }
 
 void CanvasItemEditor::_selection_menu_hide() {
@@ -2247,6 +2248,7 @@ bool CanvasItemEditor::_gui_input_select(const Ref<InputEvent> &p_event) {
 					selection_menu->set_item_tooltip(i, String(item->get_name()) + "\nType: " + item->get_class() + "\nPath: " + node_path);
 				}
 
+				selection_results_menu = selection_results;
 				selection_menu_additive_selection = b->is_shift_pressed();
 				selection_menu->set_position(viewport->get_screen_transform().xform(b->get_position()));
 				selection_menu->reset_size();

editor/plugins/canvas_item_editor_plugin.h

@@ -256,6 +256,7 @@ private:
 		}
 	};
 	Vector<_SelectResult> selection_results;
+	Vector<_SelectResult> selection_results_menu;
 
 	struct _HoverResult {
 		Point2 position;

editor/plugins/node_3d_editor_plugin.cpp

@@ -1543,6 +1543,7 @@ void Node3DEditorViewport::_list_select(Ref<InputEventMouseButton> b) {
 			selection_menu->set_item_tooltip(i, String(spat->get_name()) + "\nType: " + spat->get_class() + "\nPath: " + node_path);
 		}
 
+		selection_results_menu = selection_results;
 		selection_menu->set_position(get_screen_position() + b->get_position());
 		selection_menu->reset_size();
 		selection_menu->popup();
@@ -3609,15 +3610,17 @@ void Node3DEditorViewport::_toggle_cinema_preview(bool p_activate) {
 }
 
 void Node3DEditorViewport::_selection_result_pressed(int p_result) {
-	if (selection_results.size() <= p_result) {
+	if (selection_results_menu.size() <= p_result) {
 		return;
 	}
 
-	clicked = selection_results[p_result].item->get_instance_id();
+	clicked = selection_results_menu[p_result].item->get_instance_id();
 
 	if (clicked.is_valid()) {
 		_select_clicked(spatial_editor->get_tool_mode() == Node3DEditor::TOOL_MODE_SELECT);
 	}
+
+	selection_results_menu.clear();
 }
 
 void Node3DEditorViewport::_selection_menu_hide() {

editor/plugins/node_3d_editor_plugin.h

@@ -290,6 +290,7 @@ private:
 	ObjectID clicked;
 	ObjectID material_target;
 	Vector<_RayResult> selection_results;
+	Vector<_RayResult> selection_results_menu;
 	bool clicked_wants_append = false;
 	bool selection_in_progress = false;
 

scene/gui/popup_menu.cpp

@@ -1715,12 +1715,12 @@ void PopupMenu::activate_item(int p_item) {
 		need_hide = false;
 	}
 
-	emit_signal(SNAME("id_pressed"), id);
-	emit_signal(SNAME("index_pressed"), p_item);
-
 	if (need_hide) {
 		hide();
 	}
+
+	emit_signal(SNAME("id_pressed"), id);
+	emit_signal(SNAME("index_pressed"), p_item);
 }
 
 void PopupMenu::remove_item(int p_idx) {