32 lines
829 B
HTML
32 lines
829 B
HTML
<title>postMessage (same domain)</title>
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<style>
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iframe {
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width: 100%;
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border: 2px solid #ccc;
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}
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</style>
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<article>
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<form>
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<p><label for="message">Message</label> <input type="text" name="message" value="my message" id="message" /> <input type="submit" />
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</p>
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<h2>Target iframe:</h2>
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<iframe id="iframe" src="postmessage-target.html"></iframe>
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</form>
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</article>
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<script>
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var win = document.getElementById("iframe").contentWindow;
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addEvent(document.getElementsByTagName('form')[0], 'submit', function (e) {
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if (e.preventDefault)
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e.preventDefault();
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win.postMessage(
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document.getElementById("message").value,
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"http://html5demos.com"
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);
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// otherwise set the returnValue property of the original event to false (IE)
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e.returnValue = false;
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return false;
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});
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</script> |