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#pragma once
#include "content_control.hpp"
#include "cru/common/self_resolvable.hpp"
#include "cru/platform/native/native_event.hpp"
#include "event/ui_event.hpp"
#include <memory>
#include <vector>
namespace cru::platform::native {
class NativeWindow;
}
namespace cru::ui {
namespace render {
class WindowRenderObject;
}
class Window final : public ContentControl, public SelfResolvable<Window> {
public:
static constexpr auto control_type = L"Window";
public:
static Window* CreateOverlapped();
private:
struct tag_overlapped_constructor {};
explicit Window(tag_overlapped_constructor);
public:
Window(const Window& other) = delete;
Window(Window&& other) = delete;
Window& operator=(const Window& other) = delete;
Window& operator=(Window&& other) = delete;
~Window() override;
public:
std::wstring_view GetControlType() const override final;
render::RenderObject* GetRenderObject() const override;
platform::native::NativeWindow* GetNativeWindow() const {
return native_window_;
}
Control* GetMouseHoverControl() const { return mouse_hover_control_; }
//*************** region: layout ***************
void Relayout();
void InvalidateLayout();
//*************** region: focus ***************
// Request focus for specified control.
bool RequestFocusFor(Control* control);
// Get the control that has focus.
Control* GetFocusControl();
protected:
void OnChildChanged(Control* old_child, Control* new_child) override;
private:
Control* HitTest(const Point& point);
//*************** region: native messages ***************
void OnNativeDestroy(std::nullptr_t);
void OnNativePaint(std::nullptr_t);
void OnNativeResize(const Size& size);
void OnNativeFocus(bool focus);
void OnNativeMouseEnterLeave(bool enter);
void OnNativeMouseMove(const Point& point);
void OnNativeMouseDown(
const platform::native::NativeMouseButtonEventArgs& args);
void OnNativeMouseUp(
const platform::native::NativeMouseButtonEventArgs& args);
void OnNativeKeyDown(int virtual_code);
void OnNativeKeyUp(int virtual_code);
//*************** region: event dispatcher helper ***************
void DispatchMouseHoverControlChangeEvent(Control* old_control,
Control* new_control,
const Point& point);
private:
platform::native::NativeWindow* native_window_;
std::vector<EventRevokerGuard> event_revoker_guards_;
std::shared_ptr<render::WindowRenderObject> render_object_;
Control* mouse_hover_control_;
Control* focus_control_; // "focus_control_" can't be nullptr
bool need_layout_ = false;
};
} // namespace cru::ui
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