shadcn-ui/apps/v4/examples/base/popover-demo.tsx

import { Button } from "@/examples/base/ui/button"
import { Input } from "@/examples/base/ui/input"
import { Label } from "@/examples/base/ui/label"
import {
  Popover,
  PopoverContent,
  PopoverTrigger,
} from "@/examples/base/ui/popover"

export default function PopoverDemo() {
  return (
    <Popover>
      <PopoverTrigger render={<Button variant="outline" />}>
        Open popover
      </PopoverTrigger>
      <PopoverContent className="w-80">
        <div className="grid gap-4">
          <div className="space-y-2">
            <h4 className="leading-none font-medium">Dimensions</h4>
            <p className="text-muted-foreground text-sm">
              Set the dimensions for the layer.
            </p>
          </div>
          <div className="grid gap-2">
            <div className="grid grid-cols-3 items-center gap-4">
              <Label htmlFor="width">Width</Label>
              <Input
                id="width"
                defaultValue="100%"
                className="col-span-2 h-8"
              />
            </div>
            <div className="grid grid-cols-3 items-center gap-4">
              <Label htmlFor="maxWidth">Max. width</Label>
              <Input
                id="maxWidth"
                defaultValue="300px"
                className="col-span-2 h-8"
              />
            </div>
            <div className="grid grid-cols-3 items-center gap-4">
              <Label htmlFor="height">Height</Label>
              <Input
                id="height"
                defaultValue="25px"
                className="col-span-2 h-8"
              />
            </div>
            <div className="grid grid-cols-3 items-center gap-4">
              <Label htmlFor="maxHeight">Max. height</Label>
              <Input
                id="maxHeight"
                defaultValue="none"
                className="col-span-2 h-8"
              />
            </div>
          </div>
        </div>
      </PopoverContent>
    </Popover>
  )
}