godot/scene/gui/option_button.h

151 lines
5.9 KiB
C++

/**************************************************************************/
/* option_button.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef OPTION_BUTTON_H
#define OPTION_BUTTON_H
#include "scene/gui/button.h"
#include "scene/gui/popup_menu.h"
#include "scene/property_list_helper.h"
class OptionButton : public Button {
GDCLASS(OptionButton, Button);
bool disable_shortcuts = false;
PopupMenu *popup = nullptr;
int current = -1;
bool fit_to_longest_item = true;
Vector2 _cached_size;
bool cache_refresh_pending = false;
bool allow_reselect = false;
bool initialized = false;
int queued_current = -1;
struct ThemeCache {
Ref<StyleBox> normal;
Color font_color;
Color font_focus_color;
Color font_pressed_color;
Color font_hover_color;
Color font_hover_pressed_color;
Color font_disabled_color;
int h_separation = 0;
Ref<Texture2D> arrow_icon;
int arrow_margin = 0;
int modulate_arrow = 0;
} theme_cache;
static inline PropertyListHelper base_property_helper;
PropertyListHelper property_helper;
void _focused(int p_which);
void _selected(int p_which);
void _select(int p_which, bool p_emit = false);
void _select_int(int p_which);
void _refresh_size_cache();
void _dummy_setter() {} // Stub for PropertyListHelper (_set() doesn't use it).
virtual void pressed() override;
protected:
Size2 get_minimum_size() const override;
virtual void _queue_update_size_cache() override;
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 { return property_helper.property_get_value(p_name, r_ret); }
void _get_property_list(List<PropertyInfo> *p_list) const { property_helper.get_property_list(p_list, popup->get_item_count()); }
bool _property_can_revert(const StringName &p_name) const { return property_helper.property_can_revert(p_name); }
bool _property_get_revert(const StringName &p_name, Variant &r_property) const { return property_helper.property_get_revert(p_name, r_property); }
void _validate_property(PropertyInfo &p_property) const;
static void _bind_methods();
virtual void shortcut_input(const Ref<InputEvent> &p_event) override;
public:
// ATTENTION: This is used by the POT generator's scene parser. If the number of properties returned by `_get_items()` ever changes,
// this value should be updated to reflect the new size.
static const int ITEM_PROPERTY_SIZE = 5;
void add_icon_item(const Ref<Texture2D> &p_icon, const String &p_label, int p_id = -1);
void add_item(const String &p_label, int p_id = -1);
void set_item_text(int p_idx, const String &p_text);
void set_item_icon(int p_idx, const Ref<Texture2D> &p_icon);
void set_item_id(int p_idx, int p_id);
void set_item_metadata(int p_idx, const Variant &p_metadata);
void set_item_disabled(int p_idx, bool p_disabled);
void set_item_tooltip(int p_idx, const String &p_tooltip);
String get_item_text(int p_idx) const;
Ref<Texture2D> get_item_icon(int p_idx) const;
int get_item_id(int p_idx) const;
int get_item_index(int p_id) const;
Variant get_item_metadata(int p_idx) const;
bool is_item_disabled(int p_idx) const;
bool is_item_separator(int p_idx) const;
String get_item_tooltip(int p_idx) const;
bool has_selectable_items() const;
int get_selectable_item(bool p_from_last = false) const;
void set_item_count(int p_count);
int get_item_count() const;
void set_fit_to_longest_item(bool p_fit);
bool is_fit_to_longest_item() const;
void set_allow_reselect(bool p_allow);
bool get_allow_reselect() const;
void add_separator(const String &p_text = "");
void clear();
void select(int p_idx);
int get_selected() const;
int get_selected_id() const;
Variant get_selected_metadata() const;
void remove_item(int p_idx);
PopupMenu *get_popup() const;
void show_popup();
void set_disable_shortcuts(bool p_disabled);
OptionButton(const String &p_text = String());
~OptionButton();
};
#endif // OPTION_BUTTON_H