Merge pull request #44352 from KoBeWi/ItemList🔥🔥🔥🔥🔥

Add Delete All button to ItemList editor

editor/plugins/item_list_editor_plugin.cpp

@@ -244,6 +244,7 @@ void ItemListEditor::_node_removed(Node *p_node) {
 void ItemListEditor::_notification(int p_notification) {
 	if (p_notification == NOTIFICATION_ENTER_TREE || p_notification == NOTIFICATION_THEME_CHANGED) {
 		add_button->set_icon(get_theme_icon(SNAME("Add"), SNAME("EditorIcons")));
+		clear_button->set_icon(get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")));
 		del_button->set_icon(get_theme_icon(SNAME("Remove"), SNAME("EditorIcons")));
 	} else if (p_notification == NOTIFICATION_READY) {
 		get_tree()->connect("node_removed", callable_mp(this, &ItemListEditor::_node_removed));
@@ -258,6 +259,12 @@ void ItemListEditor::_add_pressed() {
 	item_plugins[selected_idx]->add_item();
 }
 
+void ItemListEditor::_clear_pressed() {
+	for (int i = item_plugins[selected_idx]->get_item_count() - 1; i >= 0; i--) {
+		item_plugins[selected_idx]->erase(i);
+	}
+}
+
 void ItemListEditor::_delete_pressed() {
 	if (selected_idx == -1) {
 		return;
@@ -350,6 +357,11 @@ ItemListEditor::ItemListEditor() {
 
 	hbc->add_spacer();
 
+	clear_button = memnew(Button);
+	clear_button->set_text(TTR("Delete All"));
+	hbc->add_child(clear_button);
+	clear_button->connect("pressed", callable_mp(this, &ItemListEditor::_clear_pressed));
+
 	del_button = memnew(Button);
 	del_button->set_text(TTR("Delete"));
 	hbc->add_child(del_button);

editor/plugins/item_list_editor_plugin.h

@@ -204,6 +204,7 @@ class ItemListEditor : public HBoxContainer {
 	Tree *tree;
 	Button *add_button;
 	Button *del_button;
+	Button *clear_button;
 
 	int selected_idx;
 
@@ -213,6 +214,7 @@ class ItemListEditor : public HBoxContainer {
 
 	void _add_pressed();
 	void _delete_pressed();
+	void _clear_pressed();
 
 	void _node_removed(Node *p_node);