File: canvas-as-container-001.html

package info (click to toggle)
firefox 143.0.3-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,617,328 kB
  • sloc: cpp: 7,478,492; javascript: 6,417,157; ansic: 3,720,058; python: 1,396,372; xml: 627,523; asm: 438,677; java: 186,156; sh: 63,477; makefile: 19,171; objc: 13,059; perl: 12,983; yacc: 4,583; cs: 3,846; pascal: 3,405; lex: 1,720; ruby: 1,003; exp: 762; php: 436; lisp: 258; awk: 247; sql: 66; sed: 53; csh: 10
file content (29 lines) | stat: -rw-r--r-- 762 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
 
<!doctype html>
<title>CSS Container Queries Test: Canvas as size container for focusable child</title>
<link rel="help" href="https://drafts.csswg.org/css-conditional-5/#size-container">
<link rel="match" href="/css/reference/ref-filled-green-100px-square-only.html">
<style>
  @supports (container-type: size) {
    canvas:focus-within {
      border: 50px solid green;
    }
    canvas {
      display: block;
      width: 100px;
      height: 100px;
      box-sizing: border-box;
      container-type: size;
    }
  }
</style>
<p>Test passes if there is a filled green square.</p>
<canvas>
  <div id="target" tabIndex="1"></div>
</canvas>
<script>
  requestAnimationFrame(()=> {
    requestAnimationFrame(()=> {
      target.focus();
    });
  });
</script>