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#pragma once
#include "../native_resource.hpp"
#include <chrono>
#include <functional>
#include <vector>
namespace cru::platform::native {
struct INativeWindow;
struct ICursorManager;
// The entry point of a ui application.
// It will call IGraphFactory::CreateInstance during its creation
// and set graph factory to be auto deleted. If you want to keep
// the graph factory then you should manually set it to false after
// creating the ui application.
struct IUiApplication : public virtual INativeResource {
public:
// Create a platform-specific instance and save it as the global instance.
// Do not create the instance twice. Implements should assert for that.
// After creating, get the instance by GetInstance.
static IUiApplication* CreateInstance();
// Get the global instance. If it is not created, then return nullptr.
static IUiApplication* GetInstance();
public:
// Block current thread and run the message loop. Return the exit code when
// message loop gets a quit message (possibly posted by method RequestQuit).
virtual int Run() = 0;
// Post a quit message with given quit code.
virtual void RequestQuit(int quit_code) = 0;
virtual void AddOnQuitHandler(const std::function<void()>& handler) = 0;
virtual void InvokeLater(const std::function<void()>& action) = 0;
virtual unsigned long SetTimeout(std::chrono::milliseconds milliseconds,
const std::function<void()>& action) = 0;
virtual unsigned long SetInterval(std::chrono::milliseconds milliseconds,
const std::function<void()>& action) = 0;
virtual void CancelTimer(unsigned long id) = 0;
virtual std::vector<INativeWindow*> GetAllWindow() = 0;
virtual INativeWindow* CreateWindow(INativeWindow* parent) = 0;
virtual ICursorManager* GetCursorManager() = 0;
};
} // namespace cru::platform::native
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