refactor: Update Window class to improve size and position handling with animation support

Author: lijy91

examples/nswindow_example/main.mm

@@ -32,7 +32,6 @@ - (void)applicationDidFinishLaunching:(NSNotification*)notification {
   [self.window center];
   [self.window makeKeyAndOrderFront:nil];
   [self.window makeMainWindow];
-  [NSApp activateIgnoringOtherApps:YES];
 
   // 延迟检查主窗口
   dispatch_async(dispatch_get_main_queue(), ^{
@@ -53,20 +52,6 @@ - (void)applicationDidFinishLaunching:(NSNotification*)notification {
       });
   displayManager.AddListener(&displayEventHandler);
 
-  std::shared_ptr<BroadcastCenter> broadcastCenter = std::make_shared<BroadcastCenter>();
-
-  BroadcastEventHandler broadcastEventHandler =
-      BroadcastEventHandler([](const std::string& message) {
-        std::cout << "Received broadcast: " << message << std::endl;
-      });
-
-  broadcastCenter->RegisterReceiver("com.example.myNotification", &broadcastEventHandler);
-
-  //  broadcastCenter.RegisterReceiver(
-  //      BroadcastEventHandler ([&](const std::string& message) {
-  //        std::cout << "Received broadcast: " << message << std::endl;
-  //      }));
-
   [[NSNotificationCenter defaultCenter]
       addObserverForName:NSWindowDidBecomeMainNotification
                   object:nil

src/window.h

@@ -32,7 +32,7 @@ class Window {
   // Color GetBackgroundColor() const;
   void SetBounds(Rectangle bounds);
   Rectangle GetBounds() const;
-  void SetSize(Size size);
+  void SetSize(Size size, bool animate);
   Size GetSize() const;
   void SetContentSize(Size size);
   Size GetContentSize() const;

src/window_macos.mm

@@ -40,7 +40,7 @@
 
 void Window::Show() {
   [pimpl_->ns_window_ setIsVisible:YES];
-  [pimpl_->ns_window_ makeKeyAndOrderFront:nil];
+  [pimpl_->ns_window_ orderFrontRegardless];
 }
 
 void Window::Hide() {
@@ -116,8 +116,16 @@
   return bounds;
 }
 
-void Window::SetSize(Size size) {
-  [pimpl_->ns_window_ setFrame:NSMakeRect(0, 0, size.width, size.height) display:YES];
+void Window::SetSize(Size size, bool animate) {
+  NSRect frame = [pimpl_->ns_window_ frame];
+  frame.origin.y += (frame.size.height - size.height);
+  frame.size.width = size.width;
+  frame.size.height = size.height;
+  if (animate) {
+    [[pimpl_->ns_window_ animator] setFrame:frame display:YES animate:YES];
+  } else {
+    [pimpl_->ns_window_ setFrame:frame display:YES];
+  }
 }
 
 Size Window::GetSize() const {
@@ -235,7 +243,11 @@
 }
 
 void Window::SetPosition(Point point) {
-  [pimpl_->ns_window_ setFrameOrigin:NSMakePoint(point.x, point.y)];
+  NSRect screenFrameRect = [[NSScreen screens][0] frame];
+  // Convert point to bottom left origin
+  NSPoint bottomLeft =
+      NSMakePoint(point.x, screenFrameRect.size.height - point.y - GetSize().height);
+  [pimpl_->ns_window_ setFrameOrigin:bottomLeft];
 }
 
 Point Window::GetPosition() {