forked from mirrors/gecko-dev
41 lines
1.3 KiB
HTML
41 lines
1.3 KiB
HTML
<html>
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<head>
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<meta charset="utf-8">
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<script>
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addEventListener("pageshow", function() {
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var bc = new BroadcastChannel("browser_browsingContext");
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function frameData() {
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var win = SpecialPowers.wrap(frames[0]);
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bc.postMessage(
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{ framesLength: frames.length,
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browsingContextId: win.docShell.browsingContext.id,
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outerWindowId: win.docShell.outerWindowID
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});
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}
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bc.onmessage = function(event) {
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if (event.data == "createiframe") {
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let frame = document.createElement("iframe");
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frame.src = "dummy_page.html";
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document.body.appendChild(frame);
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frame.onload = frameData;
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} else if (event.data == "nextpage") {
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bc.close();
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location.href = "onload_message.html";
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} else if (event.data == "queryframes") {
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frameData();
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} else if (event.data == "close") {
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bc.postMessage("closed");
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bc.close();
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window.close();
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}
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}
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bc.postMessage("pageshow");
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});
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</script>
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</head>
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<body>
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This file posts a message containing "pageshow" to a BroadcastChannel and
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keep the channel open for commands.
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</body>
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</html>
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