godot/scene/main/window.h

283 lines
9.5 KiB
C++

/*************************************************************************/
/* window.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 WINDOW_H
#define WINDOW_H
#include "scene/main/viewport.h"
#include "scene/resources/theme.h"
#include "servers/display_server.h"
class Control;
class Window : public Viewport {
GDCLASS(Window, Viewport)
public:
enum Mode {
MODE_WINDOWED = DisplayServer::WINDOW_MODE_WINDOWED,
MODE_MINIMIZED = DisplayServer::WINDOW_MODE_MINIMIZED,
MODE_MAXIMIZED = DisplayServer::WINDOW_MODE_MAXIMIZED,
MODE_FULLSCREEN = DisplayServer::WINDOW_MODE_FULLSCREEN,
};
enum Flags {
FLAG_RESIZE_DISABLED = DisplayServer::WINDOW_FLAG_RESIZE_DISABLED,
FLAG_BORDERLESS = DisplayServer::WINDOW_FLAG_BORDERLESS,
FLAG_ALWAYS_ON_TOP = DisplayServer::WINDOW_FLAG_ALWAYS_ON_TOP,
FLAG_TRANSPARENT = DisplayServer::WINDOW_FLAG_TRANSPARENT,
FLAG_NO_FOCUS = DisplayServer::WINDOW_FLAG_NO_FOCUS,
FLAG_MAX = DisplayServer::WINDOW_FLAG_MAX,
};
enum ContentScaleMode {
CONTENT_SCALE_MODE_DISABLED,
CONTENT_SCALE_MODE_CANVAS_ITEMS,
CONTENT_SCALE_MODE_VIEWPORT,
};
enum ContentScaleAspect {
CONTENT_SCALE_ASPECT_IGNORE,
CONTENT_SCALE_ASPECT_KEEP,
CONTENT_SCALE_ASPECT_KEEP_WIDTH,
CONTENT_SCALE_ASPECT_KEEP_HEIGHT,
CONTENT_SCALE_ASPECT_EXPAND,
};
enum LayoutDirection {
LAYOUT_DIRECTION_INHERITED,
LAYOUT_DIRECTION_LOCALE,
LAYOUT_DIRECTION_LTR,
LAYOUT_DIRECTION_RTL
};
enum {
DEFAULT_WINDOW_SIZE = 100,
};
private:
DisplayServer::WindowID window_id = DisplayServer::INVALID_WINDOW_ID;
String title;
mutable int current_screen = 0;
mutable Vector2i position;
mutable Size2i size = Size2i(DEFAULT_WINDOW_SIZE, DEFAULT_WINDOW_SIZE);
mutable Size2i min_size;
mutable Size2i max_size;
mutable Mode mode = MODE_WINDOWED;
mutable bool flags[FLAG_MAX];
bool visible = true;
bool focused = false;
bool use_font_oversampling = false;
bool transient = false;
bool exclusive = false;
bool wrap_controls = false;
bool updating_child_controls = false;
bool clamp_to_embedder = false;
LayoutDirection layout_dir = LAYOUT_DIRECTION_INHERITED;
void _update_child_controls();
Size2i content_scale_size;
ContentScaleMode content_scale_mode;
ContentScaleAspect content_scale_aspect;
void _make_window();
void _clear_window();
void _update_from_window();
void _update_viewport_size();
void _update_window_size();
void _propagate_window_notification(Node *p_node, int p_notification);
void _update_window_callbacks();
void _clear_transient();
void _make_transient();
Window *transient_parent = nullptr;
Window *exclusive_child = nullptr;
Set<Window *> transient_children;
friend class Control;
Ref<Theme> theme;
Control *theme_owner = nullptr;
Window *theme_owner_window = nullptr;
Viewport *embedder = nullptr;
friend class Viewport; //friend back, can call the methods below
void _window_input(const Ref<InputEvent> &p_ev);
void _window_input_text(const String &p_text);
void _window_drop_files(const Vector<String> &p_files);
void _rect_changed_callback(const Rect2i &p_callback);
void _event_callback(DisplayServer::WindowEvent p_event);
virtual bool _can_consume_input_events() const override;
protected:
Viewport *_get_embedder() const;
virtual Rect2i _popup_adjust_rect() const { return Rect2i(); }
virtual void _post_popup() {}
virtual Size2 _get_contents_minimum_size() const;
static void _bind_methods();
void _notification(int p_what);
virtual void add_child_notify(Node *p_child) override;
virtual void remove_child_notify(Node *p_child) override;
public:
enum {
NOTIFICATION_VISIBILITY_CHANGED = 30,
NOTIFICATION_POST_POPUP = 31,
NOTIFICATION_THEME_CHANGED = 32
};
void set_title(const String &p_title);
String get_title() const;
void set_current_screen(int p_screen);
int get_current_screen() const;
void set_position(const Point2i &p_position);
Point2i get_position() const;
void set_size(const Size2i &p_size);
Size2i get_size() const;
Size2i get_real_size() const;
void set_max_size(const Size2i &p_max_size);
Size2i get_max_size() const;
void set_min_size(const Size2i &p_min_size);
Size2i get_min_size() const;
void set_mode(Mode p_mode);
Mode get_mode() const;
void set_flag(Flags p_flag, bool p_enabled);
bool get_flag(Flags p_flag) const;
bool is_maximize_allowed() const;
void request_attention();
void move_to_foreground();
void set_visible(bool p_visible);
bool is_visible() const;
void show();
void hide();
void set_transient(bool p_transient);
bool is_transient() const;
void set_exclusive(bool p_exclusive);
bool is_exclusive() const;
void set_clamp_to_embedder(bool p_enable);
bool is_clamped_to_embedder() const;
bool can_draw() const;
void set_ime_active(bool p_active);
void set_ime_position(const Point2i &p_pos);
bool is_embedded() const;
void set_content_scale_size(const Size2i &p_size);
Size2i get_content_scale_size() const;
void set_content_scale_mode(ContentScaleMode p_mode);
ContentScaleMode get_content_scale_mode() const;
void set_content_scale_aspect(ContentScaleAspect p_aspect);
ContentScaleAspect get_content_scale_aspect() const;
void set_use_font_oversampling(bool p_oversampling);
bool is_using_font_oversampling() const;
void set_wrap_controls(bool p_enable);
bool is_wrapping_controls() const;
void child_controls_changed();
Window *get_parent_visible_window() const;
Viewport *get_parent_viewport() const;
void popup(const Rect2i &p_rect = Rect2i());
void popup_on_parent(const Rect2i &p_parent_rect);
void popup_centered_ratio(float p_ratio = 0.8);
void popup_centered(const Size2i &p_minsize = Size2i());
void popup_centered_clamped(const Size2i &p_size = Size2i(), float p_fallback_ratio = 0.75);
void set_theme(const Ref<Theme> &p_theme);
Ref<Theme> get_theme() const;
Size2 get_contents_minimum_size() const;
void grab_focus();
bool has_focus() const;
void set_layout_direction(LayoutDirection p_direction);
LayoutDirection get_layout_direction() const;
bool is_layout_rtl() const;
Rect2i get_usable_parent_rect() const;
Ref<Texture2D> get_theme_icon(const StringName &p_name, const StringName &p_type = StringName()) const;
Ref<StyleBox> get_theme_stylebox(const StringName &p_name, const StringName &p_type = StringName()) const;
Ref<Font> get_theme_font(const StringName &p_name, const StringName &p_type = StringName()) const;
int get_theme_font_size(const StringName &p_name, const StringName &p_type = StringName()) const;
Color get_theme_color(const StringName &p_name, const StringName &p_type = StringName()) const;
int get_theme_constant(const StringName &p_name, const StringName &p_type = StringName()) const;
bool has_theme_icon(const StringName &p_name, const StringName &p_type = StringName()) const;
bool has_theme_stylebox(const StringName &p_name, const StringName &p_type = StringName()) const;
bool has_theme_font(const StringName &p_name, const StringName &p_type = StringName()) const;
bool has_theme_font_size(const StringName &p_name, const StringName &p_type = StringName()) const;
bool has_theme_color(const StringName &p_name, const StringName &p_type = StringName()) const;
bool has_theme_constant(const StringName &p_name, const StringName &p_type = StringName()) const;
Rect2i get_parent_rect() const;
virtual DisplayServer::WindowID get_window_id() const override;
Window();
~Window();
};
VARIANT_ENUM_CAST(Window::Mode);
VARIANT_ENUM_CAST(Window::Flags);
VARIANT_ENUM_CAST(Window::ContentScaleMode);
VARIANT_ENUM_CAST(Window::ContentScaleAspect);
VARIANT_ENUM_CAST(Window::LayoutDirection);
#endif // WINDOW_H