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#pragma once
#include "Base.h"
#include <cru/base/Timer.h>
#include <cru/platform/graphics/Factory.h>
#include <cru/platform/gui/UiApplication.h>
#include <SDL3/SDL_events.h>
#include <atomic>
#include <chrono>
#include <cstdint>
#include <functional>
#include <memory>
namespace cru::platform::gui::sdl {
class SdlWindow;
class SdlCursorManager;
class SdlClipboard;
class SdlUiApplication : public SdlResource, public virtual IUiApplication {
friend SdlWindow;
public:
explicit SdlUiApplication(graphics::IGraphicsFactory* graphics_factory,
bool release_graphics_factory);
~SdlUiApplication();
public:
int Run() override;
void RequestQuit(int quit_code) override;
void AddOnQuitHandler(std::function<void()> handler) override;
bool IsQuitOnAllWindowClosed() override;
void SetQuitOnAllWindowClosed(bool quit_on_all_window_closed) override;
long long SetImmediate(std::function<void()> action) override;
long long SetTimeout(std::chrono::milliseconds milliseconds,
std::function<void()> action) override;
long long SetInterval(std::chrono::milliseconds milliseconds,
std::function<void()> action) override;
void CancelTimer(long long id) override;
void DeleteLater(Object* object) override;
std::vector<INativeWindow*> GetAllWindow() override;
INativeWindow* CreateWindow() override;
cru::platform::graphics::IGraphicsFactory* GetGraphicsFactory() override;
ICursorManager* GetCursorManager() override;
IClipboard* GetClipboard() override;
// If return nullptr, it means the menu is not supported.
IMenu* GetApplicationMenu() override;
private:
void RegisterWindow(SdlWindow* window);
void UnregisterWindow(SdlWindow* window);
void RunOnMainThread(std::function<void()> action);
void PostEmptyEvent();
long long SetTimer(std::chrono::milliseconds milliseconds,
std::function<void()> action, bool repeat);
bool DispatchEvent(const SDL_Event& event);
private:
graphics::IGraphicsFactory* graphics_factory_;
bool release_graphics_factory_;
std::uint32_t empty_event_type_;
DeleteLaterPool delete_later_pool_;
TimerRegistry<std::function<void()>> timers_;
std::atomic_int quit_code_;
std::vector<std::function<void()>> quit_handlers_;
bool is_quit_on_all_window_closed_;
std::vector<SdlWindow*> windows_;
std::unique_ptr<SdlCursorManager> cursor_manager_;
std::unique_ptr<SdlClipboard> clipboard_;
};
} // namespace cru::platform::gui::sdl
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