From e8e71847dccceee038338dab4e430957639f3d63 Mon Sep 17 00:00:00 2001
From: Yuqian Yang <crupest@crupest.life>
Date: Wed, 10 Sep 2025 00:38:59 +0800
Subject: xcb window visibility event.

---
 include/cru/platform/gui/xcb/Window.h | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'include/cru/platform/gui/xcb')

diff --git a/include/cru/platform/gui/xcb/Window.h b/include/cru/platform/gui/xcb/Window.h
index 4c9e3f4d..62351645 100644
--- a/include/cru/platform/gui/xcb/Window.h
+++ b/include/cru/platform/gui/xcb/Window.h
@@ -64,9 +64,9 @@ class XcbWindow : public XcbResource, public virtual INativeWindow {
 
   IEvent<std::nullptr_t>* CreateEvent() override;
   IEvent<std::nullptr_t>* DestroyEvent() override;
-  virtual IEvent<std::nullptr_t>* PaintEvent() = 0;
+  IEvent<std::nullptr_t>* PaintEvent() override;
 
-  virtual IEvent<WindowVisibilityType>* VisibilityChangeEvent() = 0;
+  IEvent<WindowVisibilityType>* VisibilityChangeEvent() override;
   IEvent<Size>* ResizeEvent() override;
   IEvent<FocusChangeType>* FocusEvent() override;
 
@@ -95,7 +95,9 @@ class XcbWindow : public XcbResource, public virtual INativeWindow {
 
   Event<std::nullptr_t> create_event_;
   Event<std::nullptr_t> destroy_event_;
+  Event<std::nullptr_t> paint_event_;
 
+  Event<WindowVisibilityType> visibility_change_event_;
   Event<Size> resize_event_;
   Event<FocusChangeType> focus_event_;
   Event<MouseEnterLeaveType> mouse_enter_leave_event_;
-- 
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