summaryrefslogtreecommitdiffstats
path: root/layout/reftests/forms/textarea/resize-background-ref.html
blob: 9217ffaf861f74a1fbb6e25ae7702e5b1f996b71 (plain)
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
30
<html>
<script>
function sizeResizer() {
    // reference resizer
    var img = document.getElementsByTagName("img")[0];
    // hidden textarea
    var textarea = document.getElementsByTagName("textarea")[0];
    var width = 200 - textarea.clientWidth;
    var height = 200 - textarea.clientHeight;
    // (Leave test failing if a scrollbar is missing)
    if (width != 0 && height != 0) {
        img.style.width = width + "px";
        img.style.left = textarea.clientWidth + "px";
        img.style.height = height + "px";
        img.style.top = textarea.clientHeight + "px";
    }
}
</script>
<body onload="sizeResizer()">
<textarea style="width: 200px; height: 200px; margin: 0; border: none;
                 background: red; font-size: 400px;">
M
</textarea>
<div style="position: relative; top: -200px;
            width: 200px; height: 200px; margin: 0; border: none;
            background: lightgreen">
  <img style="position: relative;" src="chrome://global/skin/icons/resizer.svg">
</div>
</body>
</html>