2 files changed, 74 insertions, 5 deletions

diff --git a/include/cru/platform/gui/xcb/UiApplication.h b/include/cru/platform/gui/xcb/UiApplication.h
index af1c40f4..fc20a4e2 100644
--- a/include/cru/platform/gui/xcb/UiApplication.h
+++ b/include/cru/platform/gui/xcb/UiApplication.h
@@ -8,6 +8,8 @@
 #include <functional>
 
 namespace cru::platform::gui::xcb {
+class XcbWindow;
+
 class XcbUiApplication : public XcbResource, public virtual IUiApplication {
  public:
   XcbUiApplication();
@@ -17,12 +19,12 @@ class XcbUiApplication : public XcbResource, public virtual IUiApplication {
 
   int Run() override;
 
-  virtual void RequestQuit(int quit_code) = 0;
+  void RequestQuit(int quit_code) override;
 
   void AddOnQuitHandler(std::function<void()> handler) override;
 
-  virtual bool IsQuitOnAllWindowClosed() = 0;
-  virtual void SetQuitOnAllWindowClosed(bool quit_on_all_window_closed) = 0;
+  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,
@@ -55,12 +57,17 @@ class XcbUiApplication : public XcbResource, public virtual IUiApplication {
   virtual std::optional<std::vector<String>> ShowOpenDialog(
       OpenDialogOptions options);
 
+  private:
+  void HandleXEvents();
+
  private:
   xcb_connection_t* xcb_;
   xcb_screen_t* screen_;
 
   cru::platform::unix::UnixEventLoop event_loop_;
   std::vector<std::function<void()>> quit_handlers_;
-  int exit_code_;
+
+  bool is_quit_on_all_window_closed_;
+  std::vector<XcbWindow*> windows_;
 };
 }  // namespace cru::platform::gui::xcb
diff --git a/include/cru/platform/gui/xcb/Window.h b/include/cru/platform/gui/xcb/Window.h
index 94f5d350..8d5c629e 100644
--- a/include/cru/platform/gui/xcb/Window.h
+++ b/include/cru/platform/gui/xcb/Window.h
@@ -5,6 +5,68 @@
 
 namespace cru::platform::gui::xcb {
 class XcbWindow : public XcbResource, public virtual INativeWindow {
+ public:
+  virtual void Close() = 0;
 
+  virtual INativeWindow* GetParent() = 0;
+  virtual void SetParent(INativeWindow* parent) = 0;
+
+  virtual WindowStyleFlag GetStyleFlag() = 0;
+  virtual void SetStyleFlag(WindowStyleFlag flag) = 0;
+
+  virtual String GetTitle() = 0;
+  virtual void SetTitle(String title) = 0;
+
+  virtual WindowVisibilityType GetVisibility() = 0;
+  virtual void SetVisibility(WindowVisibilityType visibility) = 0;
+
+  virtual Size GetClientSize() = 0;
+  virtual void SetClientSize(const Size& size) = 0;
+
+  virtual Rect GetClientRect() = 0;
+  virtual void SetClientRect(const Rect& rect) = 0;
+
+  // Get the rect of the window containing frame.
+  // The lefttop of the rect is relative to screen lefttop.
+  virtual Rect GetWindowRect() = 0;
+
+  // Set the rect of the window containing frame.
+  // The lefttop of the rect is relative to screen lefttop.
+  virtual void SetWindowRect(const Rect& rect) = 0;
+
+  virtual bool RequestFocus() = 0;
+
+  // Relative to client lefttop.
+  virtual Point GetMousePosition() = 0;
+
+  virtual bool CaptureMouse() = 0;
+  virtual bool ReleaseMouse() = 0;
+
+  virtual void SetCursor(std::shared_ptr<ICursor> cursor) = 0;
+
+  virtual void SetToForeground() = 0;
+
+  virtual void RequestRepaint() = 0;
+
+  // Remember to call EndDraw on return value and destroy it.
+  virtual std::unique_ptr<graphics::IPainter> BeginPaint() = 0;
+
+  virtual IEvent<std::nullptr_t>* CreateEvent() = 0;
+  virtual IEvent<std::nullptr_t>* DestroyEvent() = 0;
+  virtual IEvent<std::nullptr_t>* PaintEvent() = 0;
+
+  virtual IEvent<WindowVisibilityType>* VisibilityChangeEvent() = 0;
+  virtual IEvent<Size>* ResizeEvent() = 0;
+  virtual IEvent<FocusChangeType>* FocusEvent() = 0;
+
+  virtual IEvent<MouseEnterLeaveType>* MouseEnterLeaveEvent() = 0;
+  virtual IEvent<Point>* MouseMoveEvent() = 0;
+  virtual IEvent<NativeMouseButtonEventArgs>* MouseDownEvent() = 0;
+  virtual IEvent<NativeMouseButtonEventArgs>* MouseUpEvent() = 0;
+  virtual IEvent<NativeMouseWheelEventArgs>* MouseWheelEvent() = 0;
+  virtual IEvent<NativeKeyEventArgs>* KeyDownEvent() = 0;
+  virtual IEvent<NativeKeyEventArgs>* KeyUpEvent() = 0;
+
+  virtual IInputMethodContext* GetInputMethodContext() = 0;
 };
-}  // namespace cru::platform::gui::x11
+}  // namespace cru::platform::gui::xcb