refactor: 移除指引窗口的动画效果以简化代码

PowerBar/PowerBarApp.swift

@@ -260,11 +260,7 @@ struct MenuContent: View {
         window.contentView = NSHostingView(rootView: GuideView())
         window.center()
         
-        // 设置初始窗口状态（透明且缩放）
-        window.alphaValue = 0.0
-        window.setFrameOrigin(window.frame.origin)
-        
-        // 显示窗口（不可见状态）
+        // 显示窗口
         window.makeKeyAndOrderFront(nil)
         
         // 记录已显示指引
@@ -272,24 +268,6 @@ struct MenuContent: View {
         
         // 保存窗口引用
         guideWindow = window
-        
-        // 添加窗口关闭通知监听
-        NotificationCenter.default.addObserver(
-            forName: NSWindow.willCloseNotification,
-            object: window,
-            queue: nil
-        ) { _ in
-            // 窗口关闭时清除引用
-            guideWindow = nil
-        }
-        
-        // 执行打开动画
-        NSAnimationContext.runAnimationGroup {
-            context in
-            context.duration = 0.5
-            context.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
-            window.animator().alphaValue = 1.0
-        }
     }
 }
 
@@ -437,17 +415,8 @@ struct GuideView: View {
             
             // 关闭按钮
             Button(action: {
-                // 关闭指引界面，添加关闭动画
-                if let window = NSApp.keyWindow {
-                    NSAnimationContext.runAnimationGroup {
-                        context in
-                        context.duration = 0.3
-                        context.timingFunction = CAMediaTimingFunction(name: .easeInEaseOut)
-                        window.animator().alphaValue = 0.0
-                    } completionHandler: {
-                        window.close()
-                    }
-                }
+                // 关闭指引界面
+                NSApp.keyWindow?.close()
             }) {
                 Text("开始使用")
                     .font(.headline)