From cf1a0aea8080c06d70bba5984743c2948d4215c3 Mon Sep 17 00:00:00 2001
From: Yuqian Yang <crupest@crupest.life>
Date: Sun, 31 Aug 2025 21:48:29 +0800
Subject: Bootstrap xcb.

---
 include/cru/platform/gui/xcb/UiApplication.h | 64 ++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 include/cru/platform/gui/xcb/UiApplication.h

(limited to 'include/cru/platform/gui/xcb/UiApplication.h')

diff --git a/include/cru/platform/gui/xcb/UiApplication.h b/include/cru/platform/gui/xcb/UiApplication.h
new file mode 100644
index 00000000..a58a538f
--- /dev/null
+++ b/include/cru/platform/gui/xcb/UiApplication.h
@@ -0,0 +1,64 @@
+#pragma once
+#include "../UiApplication.h"
+#include "Base.h"
+
+#include <xcb/xcb.h>
+
+namespace cru::platform::gui::xcb {
+class XcbUiApplication : public XcbResource, public virtual IUiApplication {
+ public:
+  XcbUiApplication();
+  ~XcbUiApplication();
+
+  void CheckXcbConnectionError();
+
+  virtual int Run() = 0;
+
+  // Post a quit message with given quit code.
+  virtual void RequestQuit(int quit_code) = 0;
+
+  virtual void AddOnQuitHandler(std::function<void()> handler) = 0;
+
+  virtual bool IsQuitOnAllWindowClosed() = 0;
+  virtual void SetQuitOnAllWindowClosed(bool quit_on_all_window_closed) = 0;
+
+  // Timer id should always be positive (not 0) and never the same. So it's ok
+  // to use negative value (or 0) to represent no timer.
+  virtual long long SetImmediate(std::function<void()> action) = 0;
+  virtual long long SetTimeout(std::chrono::milliseconds milliseconds,
+                               std::function<void()> action) = 0;
+  virtual long long SetInterval(std::chrono::milliseconds milliseconds,
+                                std::function<void()> action) = 0;
+  // Implementation should guarantee calls on timer id already canceled have no
+  // effects and do not crash. Also canceling negative id or 0 should always
+  // result in no-op.
+  virtual void CancelTimer(long long id) = 0;
+
+  virtual std::vector<INativeWindow*> GetAllWindow() = 0;
+
+  virtual INativeWindow* CreateWindow() = 0;
+
+  virtual cru::platform::graphics::IGraphicsFactory* GetGraphicsFactory() = 0;
+
+  virtual ICursorManager* GetCursorManager() = 0;
+
+  virtual IClipboard* GetClipboard() = 0;
+
+  // If return nullptr, it means the menu is not supported.
+  virtual IMenu* GetApplicationMenu();
+
+  /**
+   * \todo Implement on Windows.
+   */
+  virtual std::optional<String> ShowSaveDialog(SaveDialogOptions options);
+
+  /**
+   * \todo Implement on Windows.
+   */
+  virtual std::optional<std::vector<String>> ShowOpenDialog(
+      OpenDialogOptions options);
+
+ private:
+  xcb_connection_t* xcb_;
+};
+}  // namespace cru::platform::gui::xcb
-- 
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