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.

---
 src/platform/gui/osx/InputMethod.mm       |  2 +-
 src/platform/gui/osx/InputMethodPrivate.h |  2 +-
 src/platform/gui/osx/Window.mm            | 14 +++++++-------
 src/platform/gui/osx/WindowPrivate.h      | 14 +++++++-------
 4 files changed, 16 insertions(+), 16 deletions(-)

(limited to 'src/platform/gui/osx')

diff --git a/src/platform/gui/osx/InputMethod.mm b/src/platform/gui/osx/InputMethod.mm
index 10003a5d..11ba1ad6 100644
--- a/src/platform/gui/osx/InputMethod.mm
+++ b/src/platform/gui/osx/InputMethod.mm
@@ -78,7 +78,7 @@ IEvent<std::nullptr_t>* OsxInputMethodContext::CompositionEvent() {
   return &p_->composition_event_;
 }
 
-IEvent<std::string>* OsxInputMethodContext::TextEvent() { return &p_->text_event_; }
+IEvent<const std::string&>* OsxInputMethodContext::TextEvent() { return &p_->text_event_; }
 
 bool OsxInputMethodContext::IsEnabled() { return p_->is_enabled_; }
 }
diff --git a/src/platform/gui/osx/InputMethodPrivate.h b/src/platform/gui/osx/InputMethodPrivate.h
index 39f3be02..f5726205 100644
--- a/src/platform/gui/osx/InputMethodPrivate.h
+++ b/src/platform/gui/osx/InputMethodPrivate.h
@@ -56,7 +56,7 @@ class OsxInputMethodContextPrivate {
   Event<std::nullptr_t> composition_start_event_;
   Event<std::nullptr_t> composition_event_;
   Event<std::nullptr_t> composition_end_event_;
-  Event<std::string> text_event_;
+  Event<const std::string&> text_event_;
 
   bool is_enabled_ = false;
 };
diff --git a/src/platform/gui/osx/Window.mm b/src/platform/gui/osx/Window.mm
index 600f4902..5f655185 100644
--- a/src/platform/gui/osx/Window.mm
+++ b/src/platform/gui/osx/Window.mm
@@ -379,17 +379,17 @@ IEvent<std::nullptr_t>* OsxWindow::PaintEvent() { return &p_->paint_event_; }
 IEvent<WindowVisibilityType>* OsxWindow::VisibilityChangeEvent() {
   return &p_->visibility_change_event_;
 }
-IEvent<Size>* OsxWindow::ResizeEvent() { return &p_->resize_event_; }
+IEvent<const Size&>* OsxWindow::ResizeEvent() { return &p_->resize_event_; }
 IEvent<FocusChangeType>* OsxWindow::FocusEvent() { return &p_->focus_event_; }
 IEvent<MouseEnterLeaveType>* OsxWindow::MouseEnterLeaveEvent() {
   return &p_->mouse_enter_leave_event_;
 }
-IEvent<Point>* OsxWindow::MouseMoveEvent() { return &p_->mouse_move_event_; }
-IEvent<NativeMouseButtonEventArgs>* OsxWindow::MouseDownEvent() { return &p_->mouse_down_event_; }
-IEvent<NativeMouseButtonEventArgs>* OsxWindow::MouseUpEvent() { return &p_->mouse_up_event_; }
-IEvent<NativeMouseWheelEventArgs>* OsxWindow::MouseWheelEvent() { return &p_->mouse_wheel_event_; }
-IEvent<NativeKeyEventArgs>* OsxWindow::KeyDownEvent() { return &p_->key_down_event_; }
-IEvent<NativeKeyEventArgs>* OsxWindow::KeyUpEvent() { return &p_->key_up_event_; }
+IEvent<const Point&>* OsxWindow::MouseMoveEvent() { return &p_->mouse_move_event_; }
+IEvent<const NativeMouseButtonEventArgs&>* OsxWindow::MouseDownEvent() { return &p_->mouse_down_event_; }
+IEvent<const NativeMouseButtonEventArgs&>* OsxWindow::MouseUpEvent() { return &p_->mouse_up_event_; }
+IEvent<const NativeMouseWheelEventArgs&>* OsxWindow::MouseWheelEvent() { return &p_->mouse_wheel_event_; }
+IEvent<const NativeKeyEventArgs&>* OsxWindow::KeyDownEvent() { return &p_->key_down_event_; }
+IEvent<const NativeKeyEventArgs&>* OsxWindow::KeyUpEvent() { return &p_->key_up_event_; }
 
 IInputMethodContext* OsxWindow::GetInputMethodContext() { return p_->input_method_context_.get(); }
 }  // namespace cru::platform::gui::osx
diff --git a/src/platform/gui/osx/WindowPrivate.h b/src/platform/gui/osx/WindowPrivate.h
index 913f2b2b..94b7e948 100644
--- a/src/platform/gui/osx/WindowPrivate.h
+++ b/src/platform/gui/osx/WindowPrivate.h
@@ -103,15 +103,15 @@ class OsxWindowPrivate {
   Event<std::nullptr_t> destroy_event_;
   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 details
 }  // namespace cru::platform::gui::osx
-- 
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