Merge pull request #54533 from rafallus/menubutton_items

doc/classes/MenuButton.xml

@@ -30,6 +30,9 @@
 		<member name="action_mode" type="int" setter="set_action_mode" getter="get_action_mode" override="true" enum="BaseButton.ActionMode" default="0" />
 		<member name="flat" type="bool" setter="set_flat" getter="is_flat" override="true" default="true" />
 		<member name="focus_mode" type="int" setter="set_focus_mode" getter="get_focus_mode" override="true" enum="Control.FocusMode" default="0" />
+		<member name="items_count" type="int" setter="set_item_count" getter="get_item_count" default="0">
+			The number of items currently in the list.
+		</member>
 		<member name="switch_on_hover" type="bool" setter="set_switch_on_hover" getter="is_switch_on_hover" default="false">
 			If [code]true[/code], when the cursor hovers above another [MenuButton] within the same parent which also has [code]switch_on_hover[/code] enabled, it will close the current [MenuButton] and open the other one.
 		</member>

doc/classes/PopupMenu.xml

@@ -199,12 +199,6 @@
 				Returns the accelerator of the item at index [code]idx[/code]. Accelerators are special combinations of keys that activate the item, no matter which control is focused.
 			</description>
 		</method>
-		<method name="get_item_count" qualifiers="const">
-			<return type="int" />
-			<description>
-				Returns the number of items in the [PopupMenu].
-			</description>
-		</method>
 		<method name="get_item_icon" qualifiers="const">
 			<return type="Texture2D" />
 			<argument index="0" name="idx" type="int" />
@@ -511,6 +505,9 @@
 		<member name="hide_on_state_item_selection" type="bool" setter="set_hide_on_state_item_selection" getter="is_hide_on_state_item_selection" default="false">
 			If [code]true[/code], hides the [PopupMenu] when a state item is selected.
 		</member>
+		<member name="items_count" type="int" setter="set_item_count" getter="get_item_count" default="0">
+			The number of items currently in the list.
+		</member>
 		<member name="submenu_popup_delay" type="float" setter="set_submenu_popup_delay" getter="get_submenu_popup_delay" default="0.3">
 			Sets the delay time in seconds for the submenu item to popup on mouse hovering. If the popup menu is added as a child of another (acting as a submenu), it will inherit the delay time of the parent menu item.
 		</member>

scene/gui/menu_button.cpp

@@ -110,14 +110,6 @@ PopupMenu *MenuButton::get_popup() const {
 	return popup;
 }
 
-void MenuButton::_set_items(const Array &p_items) {
-	popup->set("items", p_items);
-}
-
-Array MenuButton::_get_items() const {
-	return popup->get("items");
-}
-
 void MenuButton::set_switch_on_hover(bool p_enabled) {
 	switch_on_hover = p_enabled;
 }
@@ -126,6 +118,16 @@ bool MenuButton::is_switch_on_hover() {
 	return switch_on_hover;
 }
 
+void MenuButton::set_item_count(int p_count) {
+	ERR_FAIL_COND(p_count < 0);
+	popup->set_item_count(p_count);
+	notify_property_list_changed();
+}
+
+int MenuButton::get_item_count() const {
+	return popup->get_item_count();
+}
+
 void MenuButton::_notification(int p_what) {
 	switch (p_what) {
 		case NOTIFICATION_VISIBILITY_CHANGED: {
@@ -146,16 +148,66 @@ void MenuButton::_notification(int p_what) {
 	}
 }
 
+bool MenuButton::_set(const StringName &p_name, const Variant &p_value) {
+	Vector<String> components = String(p_name).split("/", true, 2);
+	if (components.size() >= 2 && components[0] == "popup") {
+		bool valid;
+		popup->set(String(p_name).trim_prefix("popup/"), p_value, &valid);
+		return valid;
+	}
+	return false;
+}
+
+bool MenuButton::_get(const StringName &p_name, Variant &r_ret) const {
+	Vector<String> components = String(p_name).split("/", true, 2);
+	if (components.size() >= 2 && components[0] == "popup") {
+		bool valid;
+		r_ret = popup->get(String(p_name).trim_prefix("popup/"), &valid);
+		return valid;
+	}
+	return false;
+}
+
+void MenuButton::_get_property_list(List<PropertyInfo> *p_list) const {
+	for (int i = 0; i < popup->get_item_count(); i++) {
+		p_list->push_back(PropertyInfo(Variant::STRING, vformat("popup/item_%d/text", i)));
+
+		PropertyInfo pi = PropertyInfo(Variant::OBJECT, vformat("popup/item_%d/icon", i), PROPERTY_HINT_RESOURCE_TYPE, "Texture2D");
+		pi.usage &= ~(popup->get_item_icon(i).is_null() ? PROPERTY_USAGE_STORAGE : 0);
+		p_list->push_back(pi);
+
+		pi = PropertyInfo(Variant::INT, vformat("popup/item_%d/checkable", i), PROPERTY_HINT_ENUM, "No,As checkbox,As radio button");
+		pi.usage &= ~(!popup->is_item_checkable(i) ? PROPERTY_USAGE_STORAGE : 0);
+		p_list->push_back(pi);
+
+		pi = PropertyInfo(Variant::BOOL, vformat("popup/item_%d/checked", i));
+		pi.usage &= ~(!popup->is_item_checked(i) ? PROPERTY_USAGE_STORAGE : 0);
+		p_list->push_back(pi);
+
+		pi = PropertyInfo(Variant::INT, vformat("popup/item_%d/id", i), PROPERTY_HINT_RANGE, "1,10,1,or_greater");
+		p_list->push_back(pi);
+
+		pi = PropertyInfo(Variant::BOOL, vformat("popup/item_%d/disabled", i));
+		pi.usage &= ~(!popup->is_item_disabled(i) ? PROPERTY_USAGE_STORAGE : 0);
+		p_list->push_back(pi);
+
+		pi = PropertyInfo(Variant::BOOL, vformat("popup/item_%d/separator", i));
+		pi.usage &= ~(!popup->is_item_separator(i) ? PROPERTY_USAGE_STORAGE : 0);
+		p_list->push_back(pi);
+	}
+}
+
 void MenuButton::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("get_popup"), &MenuButton::get_popup);
-	ClassDB::bind_method(D_METHOD("_set_items"), &MenuButton::_set_items);
-	ClassDB::bind_method(D_METHOD("_get_items"), &MenuButton::_get_items);
 	ClassDB::bind_method(D_METHOD("set_switch_on_hover", "enable"), &MenuButton::set_switch_on_hover);
 	ClassDB::bind_method(D_METHOD("is_switch_on_hover"), &MenuButton::is_switch_on_hover);
 	ClassDB::bind_method(D_METHOD("set_disable_shortcuts", "disabled"), &MenuButton::set_disable_shortcuts);
 
-	ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "items", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NOEDITOR | PROPERTY_USAGE_INTERNAL), "_set_items", "_get_items");
+	ClassDB::bind_method(D_METHOD("set_item_count"), &MenuButton::set_item_count);
+	ClassDB::bind_method(D_METHOD("get_item_count"), &MenuButton::get_item_count);
+
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "switch_on_hover"), "set_switch_on_hover", "is_switch_on_hover");
+	ADD_ARRAY_COUNT("Items", "items_count", "set_item_count", "get_item_count", "popup/item_");
 
 	ADD_SIGNAL(MethodInfo("about_to_popup"));
 }

scene/gui/menu_button.h

@@ -44,15 +44,15 @@ class MenuButton : public Button {
 
 	Vector2i mouse_pos_adjusted;
 
-	Array _get_items() const;
-	void _set_items(const Array &p_items);
-
 	virtual void gui_input(const Ref<InputEvent> &p_event) override;
 
 	void _popup_visibility_changed(bool p_visible);
 
 protected:
 	void _notification(int p_what);
+	bool _set(const StringName &p_name, const Variant &p_value);
+	bool _get(const StringName &p_name, Variant &r_ret) const;
+	void _get_property_list(List<PropertyInfo> *p_list) const;
 	static void _bind_methods();
 	virtual void unhandled_key_input(const Ref<InputEvent> &p_event) override;
 
@@ -64,6 +64,9 @@ class MenuButton : public Button {
 	bool is_switch_on_hover();
 	void set_disable_shortcuts(bool p_disabled);
 
+	void set_item_count(int p_count);
+	int get_item_count() const;
+
 	MenuButton();
 	~MenuButton();
 };