godot/scene/gui/popup_menu.h
2024-12-01 17:50:13 -08:00

377 lines
14 KiB
C++

/**************************************************************************/
/* popup_menu.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 POPUP_MENU_H
#define POPUP_MENU_H
#include "core/input/shortcut.h"
#include "scene/gui/popup.h"
#include "scene/gui/scroll_container.h"
#include "scene/property_list_helper.h"
#include "scene/resources/text_line.h"
class PopupMenu : public Popup {
GDCLASS(PopupMenu, Popup);
static HashMap<NativeMenu::SystemMenus, PopupMenu *> system_menus;
struct Item {
Ref<Texture2D> icon;
int icon_max_width = 0;
Color icon_modulate = Color(1, 1, 1, 1);
String text;
String xl_text;
Ref<TextLine> text_buf;
Ref<TextLine> accel_text_buf;
String language;
Control::TextDirection text_direction = Control::TEXT_DIRECTION_AUTO;
bool checked = false;
enum {
CHECKABLE_TYPE_NONE,
CHECKABLE_TYPE_CHECK_BOX,
CHECKABLE_TYPE_RADIO_BUTTON,
} checkable_type = CHECKABLE_TYPE_NONE;
int max_states = 0;
int state = 0;
bool separator = false;
bool disabled = false;
bool dirty = true;
int id = 0;
Variant metadata;
String submenu_name; // Compatibility.
PopupMenu *submenu = nullptr;
String tooltip;
Key accel = Key::NONE;
int _ofs_cache = 0;
int _height_cache = 0;
int indent = 0;
Ref<Shortcut> shortcut;
bool shortcut_is_global = false;
bool shortcut_is_disabled = false;
bool allow_echo = false;
bool submenu_bound = false;
// Returns (0,0) if icon is null.
Size2 get_icon_size() const {
return icon.is_null() ? Size2() : icon->get_size();
}
Item() {
text_buf.instantiate();
accel_text_buf.instantiate();
checkable_type = CHECKABLE_TYPE_NONE;
}
Item(bool p_dummy) {}
};
static inline PropertyListHelper base_property_helper;
PropertyListHelper property_helper;
// To make Item available.
friend class OptionButton;
friend class MenuButton;
RID global_menu;
RID system_menu;
NativeMenu::SystemMenus system_menu_id = NativeMenu::INVALID_MENU_ID;
bool prefer_native = false;
bool close_allowed = false;
bool activated_by_keyboard = false;
Timer *minimum_lifetime_timer = nullptr;
Timer *submenu_timer = nullptr;
List<Rect2> autohide_areas;
mutable Vector<Item> items;
BitField<MouseButtonMask> initial_button_mask;
bool during_grabbed_click = false;
bool is_scrolling = false;
int mouse_over = -1;
int submenu_over = -1;
String _get_accel_text(const Item &p_item) const;
int _get_mouse_over(const Point2 &p_over) const;
void _mouse_over_update(const Point2 &p_over);
virtual Size2 _get_contents_minimum_size() const override;
int _get_item_height(int p_idx) const;
int _get_items_total_height() const;
Size2 _get_item_icon_size(int p_idx) const;
void _shape_item(int p_idx) const;
void _activate_submenu(int p_over, bool p_by_keyboard = false);
void _submenu_timeout();
uint64_t popup_time_msec = 0;
bool hide_on_item_selection = true;
bool hide_on_checkable_item_selection = true;
bool hide_on_multistate_item_selection = false;
Vector2 moved;
HashMap<Ref<Shortcut>, int> shortcut_refcount;
void _ref_shortcut(Ref<Shortcut> p_sc);
void _unref_shortcut(Ref<Shortcut> p_sc);
void _shortcut_changed();
bool allow_search = true;
uint64_t search_time_msec = 0;
String search_string = "";
ScrollContainer *scroll_container = nullptr;
Control *control = nullptr;
const float DEFAULT_GAMEPAD_EVENT_DELAY_MS = 0.5;
const float GAMEPAD_EVENT_REPEAT_RATE_MS = 1.0 / 20;
float gamepad_event_delay_ms = DEFAULT_GAMEPAD_EVENT_DELAY_MS;
struct ThemeCache {
Ref<StyleBox> panel_style;
Ref<StyleBox> hover_style;
Ref<StyleBox> separator_style;
Ref<StyleBox> labeled_separator_left;
Ref<StyleBox> labeled_separator_right;
int v_separation = 0;
int h_separation = 0;
int indent = 0;
int item_start_padding = 0;
int item_end_padding = 0;
int icon_max_width = 0;
Ref<Texture2D> checked;
Ref<Texture2D> checked_disabled;
Ref<Texture2D> unchecked;
Ref<Texture2D> unchecked_disabled;
Ref<Texture2D> radio_checked;
Ref<Texture2D> radio_checked_disabled;
Ref<Texture2D> radio_unchecked;
Ref<Texture2D> radio_unchecked_disabled;
Ref<Texture2D> submenu;
Ref<Texture2D> submenu_mirrored;
Ref<Font> font;
int font_size = 0;
Ref<Font> font_separator;
int font_separator_size = 0;
Color font_color;
Color font_hover_color;
Color font_disabled_color;
Color font_accelerator_color;
int font_outline_size = 0;
Color font_outline_color;
Color font_separator_color;
int font_separator_outline_size = 0;
Color font_separator_outline_color;
} theme_cache;
void _draw_items();
void _minimum_lifetime_timeout();
void _close_pressed();
void _menu_changed();
void _input_from_window_internal(const Ref<InputEvent> &p_event);
bool _set_item_accelerator(int p_index, const Ref<InputEventKey> &p_ie);
void _set_item_checkable_type(int p_index, int p_checkable_type);
int _get_item_checkable_type(int p_index) const;
protected:
virtual void add_child_notify(Node *p_child) override;
virtual void remove_child_notify(Node *p_child) override;
virtual void _input_from_window(const Ref<InputEvent> &p_event) 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); }
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); }
static void _bind_methods();
#ifndef DISABLE_DEPRECATED
void _add_shortcut_bind_compat_36493(const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false);
void _add_icon_shortcut_bind_compat_36493(const Ref<Texture2D> &p_icon, const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false);
void _clear_bind_compat_79965();
void _set_system_menu_root_compat_87452(const String &p_special);
String _get_system_menu_root_compat_87452() const;
static void _bind_compatibility_methods();
#endif
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 = 10;
virtual void _parent_focused() override;
RID bind_global_menu();
void unbind_global_menu();
bool is_system_menu() const;
void set_system_menu(NativeMenu::SystemMenus p_system_menu_id);
NativeMenu::SystemMenus get_system_menu() const;
void add_item(const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
void add_icon_item(const Ref<Texture2D> &p_icon, const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
void add_check_item(const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
void add_icon_check_item(const Ref<Texture2D> &p_icon, const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
void add_radio_check_item(const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
void add_icon_radio_check_item(const Ref<Texture2D> &p_icon, const String &p_label, int p_id = -1, Key p_accel = Key::NONE);
void add_multistate_item(const String &p_label, int p_max_states, int p_default_state = 0, int p_id = -1, Key p_accel = Key::NONE);
void add_shortcut(const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false, bool p_allow_echo = false);
void add_icon_shortcut(const Ref<Texture2D> &p_icon, const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false, bool p_allow_echo = false);
void add_check_shortcut(const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false);
void add_icon_check_shortcut(const Ref<Texture2D> &p_icon, const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false);
void add_radio_check_shortcut(const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false);
void add_icon_radio_check_shortcut(const Ref<Texture2D> &p_icon, const Ref<Shortcut> &p_shortcut, int p_id = -1, bool p_global = false);
void add_submenu_item(const String &p_label, const String &p_submenu, int p_id = -1);
void add_submenu_node_item(const String &p_label, PopupMenu *p_submenu, int p_id = -1);
void set_item_text(int p_idx, const String &p_text);
void set_item_text_direction(int p_idx, Control::TextDirection p_text_direction);
void set_item_language(int p_idx, const String &p_language);
void set_item_icon(int p_idx, const Ref<Texture2D> &p_icon);
void set_item_icon_max_width(int p_idx, int p_width);
void set_item_icon_modulate(int p_idx, const Color &p_modulate);
void set_item_checked(int p_idx, bool p_checked);
void set_item_id(int p_idx, int p_id);
void set_item_accelerator(int p_idx, Key p_accel);
void set_item_metadata(int p_idx, const Variant &p_meta);
void set_item_disabled(int p_idx, bool p_disabled);
void set_item_submenu(int p_idx, const String &p_submenu);
void set_item_submenu_node(int p_idx, PopupMenu *p_submenu);
void set_item_as_separator(int p_idx, bool p_separator);
void set_item_as_checkable(int p_idx, bool p_checkable);
void set_item_as_radio_checkable(int p_idx, bool p_radio_checkable);
void set_item_tooltip(int p_idx, const String &p_tooltip);
void set_item_shortcut(int p_idx, const Ref<Shortcut> &p_shortcut, bool p_global = false);
void set_item_indent(int p_idx, int p_indent);
void set_item_max_states(int p_idx, int p_max_states);
void set_item_multistate(int p_idx, int p_state);
void toggle_item_multistate(int p_idx);
void set_item_shortcut_disabled(int p_idx, bool p_disabled);
void toggle_item_checked(int p_idx);
String get_item_text(int p_idx) const;
String get_item_xl_text(int p_idx) const;
Control::TextDirection get_item_text_direction(int p_idx) const;
String get_item_language(int p_idx) const;
int get_item_idx_from_text(const String &text) const;
Ref<Texture2D> get_item_icon(int p_idx) const;
int get_item_icon_max_width(int p_idx) const;
Color get_item_icon_modulate(int p_idx) const;
bool is_item_checked(int p_idx) const;
int get_item_id(int p_idx) const;
int get_item_index(int p_id) const;
Key get_item_accelerator(int p_idx) const;
Variant get_item_metadata(int p_idx) const;
bool is_item_disabled(int p_idx) const;
String get_item_submenu(int p_idx) const;
PopupMenu *get_item_submenu_node(int p_idx) const;
bool is_item_separator(int p_idx) const;
bool is_item_checkable(int p_idx) const;
bool is_item_radio_checkable(int p_idx) const;
bool is_item_shortcut_disabled(int p_idx) const;
bool is_item_shortcut_global(int p_idx) const;
String get_item_tooltip(int p_idx) const;
Ref<Shortcut> get_item_shortcut(int p_idx) const;
int get_item_indent(int p_idx) const;
int get_item_max_states(int p_idx) const;
int get_item_state(int p_idx) const;
void set_focused_item(int p_idx);
int get_focused_item() const;
void set_item_count(int p_count);
int get_item_count() const;
void set_prefer_native_menu(bool p_enabled);
bool is_prefer_native_menu() const;
bool is_native_menu() const;
void scroll_to_item(int p_idx);
bool activate_item_by_event(const Ref<InputEvent> &p_event, bool p_for_global_only = false);
void activate_item(int p_idx);
void _about_to_popup();
void _about_to_close();
void remove_item(int p_idx);
void add_separator(const String &p_text = String(), int p_id = -1);
void clear(bool p_free_submenus = true);
virtual String get_tooltip(const Point2 &p_pos) const;
void add_autohide_area(const Rect2 &p_area);
void clear_autohide_areas();
void set_hide_on_item_selection(bool p_enabled);
bool is_hide_on_item_selection() const;
void set_hide_on_checkable_item_selection(bool p_enabled);
bool is_hide_on_checkable_item_selection() const;
void set_hide_on_multistate_item_selection(bool p_enabled);
bool is_hide_on_multistate_item_selection() const;
void set_submenu_popup_delay(float p_time);
float get_submenu_popup_delay() const;
void set_allow_search(bool p_allow);
bool get_allow_search() const;
virtual void popup(const Rect2i &p_bounds = Rect2i()) override;
virtual void set_visible(bool p_visible) override;
PopupMenu();
~PopupMenu();
};
#endif // POPUP_MENU_H