f8ab79e68a
This prevents the pitfall of UB when checking if they have been assigned something valid by comparing to nullptr.
75 lines
3.2 KiB
C++
75 lines
3.2 KiB
C++
/*************************************************************************/
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/* menu_button.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef MENU_BUTTON_H
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#define MENU_BUTTON_H
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#include "scene/gui/button.h"
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#include "scene/gui/popup_menu.h"
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class MenuButton : public Button {
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GDCLASS(MenuButton, Button);
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bool clicked = false;
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bool switch_on_hover = false;
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bool disable_shortcuts = false;
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PopupMenu *popup = nullptr;
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Vector2i mouse_pos_adjusted;
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virtual void gui_input(const Ref<InputEvent> &p_event) override;
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void _popup_visibility_changed(bool p_visible);
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protected:
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void _notification(int p_what);
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bool _set(const StringName &p_name, const Variant &p_value);
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bool _get(const StringName &p_name, Variant &r_ret) const;
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void _get_property_list(List<PropertyInfo> *p_list) const;
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static void _bind_methods();
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virtual void unhandled_key_input(const Ref<InputEvent> &p_event) override;
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public:
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virtual void pressed() override;
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PopupMenu *get_popup() const;
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void set_switch_on_hover(bool p_enabled);
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bool is_switch_on_hover();
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void set_disable_shortcuts(bool p_disabled);
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void set_item_count(int p_count);
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int get_item_count() const;
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MenuButton(const String &p_text = String());
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~MenuButton();
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};
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#endif
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