From 6315e654ce0be2d2cc148e9ff80f611ac1176348 Mon Sep 17 00:00:00 2001
From: Yuqian Yang <crupest@crupest.life>
Date: Thu, 6 Nov 2025 17:27:10 +0800
Subject: Refactor Event.

---
 include/cru/platform/gui/xcb/InputMethod.h |  4 ++--
 include/cru/platform/gui/xcb/Window.h      | 28 ++++++++++++++--------------
 2 files changed, 16 insertions(+), 16 deletions(-)

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

diff --git a/include/cru/platform/gui/xcb/InputMethod.h b/include/cru/platform/gui/xcb/InputMethod.h
index e32ed63e..710ea2e5 100644
--- a/include/cru/platform/gui/xcb/InputMethod.h
+++ b/include/cru/platform/gui/xcb/InputMethod.h
@@ -67,7 +67,7 @@ class XcbXimInputMethodContext : public XcbResource,
   IEvent<std::nullptr_t>* CompositionStartEvent() override;
   IEvent<std::nullptr_t>* CompositionEndEvent() override;
   IEvent<std::nullptr_t>* CompositionEvent() override;
-  IEvent<std::string>* TextEvent() override;
+  IEvent<const std::string&>* TextEvent() override;
 
  private:
   void CreateIc(xcb_window_t window);
@@ -84,6 +84,6 @@ class XcbXimInputMethodContext : public XcbResource,
   Event<std::nullptr_t> composition_start_event_;
   Event<std::nullptr_t> composition_end_event_;
   Event<std::nullptr_t> composition_event_;
-  Event<std::string> text_event_;
+  Event<const std::string&> text_event_;
 };
 }  // namespace cru::platform::gui::xcb
diff --git a/include/cru/platform/gui/xcb/Window.h b/include/cru/platform/gui/xcb/Window.h
index bfd86297..4cb5f6da 100644
--- a/include/cru/platform/gui/xcb/Window.h
+++ b/include/cru/platform/gui/xcb/Window.h
@@ -68,16 +68,16 @@ class XcbWindow : public XcbResource, public virtual INativeWindow {
   IEvent<std::nullptr_t>* PaintEvent() override;
 
   IEvent<WindowVisibilityType>* VisibilityChangeEvent() override;
-  IEvent<Size>* ResizeEvent() override;
+  IEvent<const Size&>* ResizeEvent() override;
   IEvent<FocusChangeType>* FocusEvent() override;
 
   IEvent<MouseEnterLeaveType>* MouseEnterLeaveEvent() override;
-  IEvent<Point>* MouseMoveEvent() override;
-  IEvent<NativeMouseButtonEventArgs>* MouseDownEvent() override;
-  IEvent<NativeMouseButtonEventArgs>* MouseUpEvent() override;
-  IEvent<NativeMouseWheelEventArgs>* MouseWheelEvent() override;
-  IEvent<NativeKeyEventArgs>* KeyDownEvent() override;
-  IEvent<NativeKeyEventArgs>* KeyUpEvent() override;
+  IEvent<const Point&>* MouseMoveEvent() override;
+  IEvent<const NativeMouseButtonEventArgs&>* MouseDownEvent() override;
+  IEvent<const NativeMouseButtonEventArgs&>* MouseUpEvent() override;
+  IEvent<const NativeMouseWheelEventArgs&>* MouseWheelEvent() override;
+  IEvent<const NativeKeyEventArgs&>* KeyDownEvent() override;
+  IEvent<const NativeKeyEventArgs&>* KeyUpEvent() override;
 
   IInputMethodContext* GetInputMethodContext() override;
 
@@ -127,14 +127,14 @@ class XcbWindow : public XcbResource, public virtual INativeWindow {
   Event<std::nullptr_t> paint_event_;
 
   Event<WindowVisibilityType> visibility_change_event_;
-  Event<Size> resize_event_;
+  Event<const Size&> resize_event_;
   Event<FocusChangeType> focus_event_;
   Event<MouseEnterLeaveType> mouse_enter_leave_event_;
-  Event<Point> mouse_move_event_;
-  Event<NativeMouseButtonEventArgs> mouse_down_event_;
-  Event<NativeMouseButtonEventArgs> mouse_up_event_;
-  Event<NativeMouseWheelEventArgs> mouse_wheel_event_;
-  Event<NativeKeyEventArgs> key_down_event_;
-  Event<NativeKeyEventArgs> key_up_event_;
+  Event<const Point&> mouse_move_event_;
+  Event<const NativeMouseButtonEventArgs&> mouse_down_event_;
+  Event<const NativeMouseButtonEventArgs&> mouse_up_event_;
+  Event<const NativeMouseWheelEventArgs&> mouse_wheel_event_;
+  Event<const NativeKeyEventArgs&> key_down_event_;
+  Event<const NativeKeyEventArgs&> key_up_event_;
 };
 }  // namespace cru::platform::gui::xcb
-- 
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