feat: better integrate with macos titlebar

src/components/window-drag-area.tsx

@@ -0,0 +1,60 @@
+"use client";
+
+import { getCurrentWindow } from "@tauri-apps/api/window";
+import { useEffect, useState } from "react";
+
+export function WindowDragArea() {
+  const [isMacOS, setIsMacOS] = useState(false);
+
+  useEffect(() => {
+    // Check if we're on macOS using user agent detection
+    const checkPlatform = () => {
+      const userAgent = navigator.userAgent.toLowerCase();
+      setIsMacOS(userAgent.includes("mac"));
+    };
+
+    checkPlatform();
+  }, []);
+
+  const handleMouseDown = (e: React.MouseEvent) => {
+    // Only handle left mouse button
+    if (e.button !== 0) return;
+
+    // Start dragging asynchronously
+    const startDrag = async () => {
+      try {
+        const window = getCurrentWindow();
+        await window.startDragging();
+      } catch (error) {
+        console.error("Failed to start window dragging:", error);
+      }
+    };
+
+    void startDrag();
+  };
+
+  // Only render on macOS
+  if (!isMacOS) {
+    return null;
+  }
+
+  return (
+    <div
+      className="fixed top-0 right-0 left-0 z-50 h-8 cursor-move"
+      style={{
+        // Ensure it's above all other content
+        zIndex: 9999,
+        // Make it transparent but still capture mouse events
+        backgroundColor: "transparent",
+        // Prevent text selection during drag
+        userSelect: "none",
+        WebkitUserSelect: "none",
+      }}
+      onMouseDown={handleMouseDown}
+      // Prevent context menu
+      onContextMenu={(e) => {
+        e.preventDefault();
+      }}
+    />
+  );
+}