58 lines
1.7 KiB
TypeScript
58 lines
1.7 KiB
TypeScript
"use client";
|
|
|
|
import { Moon, Sun, Monitor } from "lucide-react";
|
|
import { useTheme } from "next-themes";
|
|
import { useEffect, useState } from "react";
|
|
import { Button } from "@/components/ui/button";
|
|
import {
|
|
DropdownMenu,
|
|
DropdownMenuContent,
|
|
DropdownMenuItem,
|
|
DropdownMenuTrigger,
|
|
} from "@/components/ui/dropdown-menu";
|
|
|
|
export function ThemeToggle() {
|
|
const { theme, setTheme } = useTheme();
|
|
const [mounted, setMounted] = useState(false);
|
|
|
|
// Avoid hydration mismatch
|
|
useEffect(() => {
|
|
setMounted(true);
|
|
}, []);
|
|
|
|
if (!mounted) {
|
|
return (
|
|
<Button variant="ghost" size="icon" className="w-9 h-9">
|
|
<Sun className="h-4 w-4" />
|
|
</Button>
|
|
);
|
|
}
|
|
|
|
return (
|
|
<DropdownMenu>
|
|
<DropdownMenuTrigger asChild>
|
|
<Button variant="ghost" size="icon" className="w-9 h-9">
|
|
{theme === "light" && <Sun className="h-4 w-4" />}
|
|
{theme === "dark" && <Moon className="h-4 w-4" />}
|
|
{theme === "system" && <Monitor className="h-4 w-4" />}
|
|
<span className="sr-only">切換主題</span>
|
|
</Button>
|
|
</DropdownMenuTrigger>
|
|
<DropdownMenuContent align="end">
|
|
<DropdownMenuItem onClick={() => setTheme("light")}>
|
|
<Sun className="mr-2 h-4 w-4" />
|
|
<span>亮色</span>
|
|
</DropdownMenuItem>
|
|
<DropdownMenuItem onClick={() => setTheme("dark")}>
|
|
<Moon className="mr-2 h-4 w-4" />
|
|
<span>暗色</span>
|
|
</DropdownMenuItem>
|
|
<DropdownMenuItem onClick={() => setTheme("system")}>
|
|
<Monitor className="mr-2 h-4 w-4" />
|
|
<span>系統</span>
|
|
</DropdownMenuItem>
|
|
</DropdownMenuContent>
|
|
</DropdownMenu>
|
|
);
|
|
}
|