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<html>
<head>
<script src="./index.js"></script>
<script>
var idplus;
var infoDom;
var iframeDom;
var eventTypes = [
"click",
"dblclick",
"mousedown",
"mouseup",
"mouseout",
"mouseover",
"mouseenter",
"mouseleave",
"keydown",
"keyup",
"keypress",
];
function showInfo(eventType) {
idplus++;
var ip = idplus;
var event = window.event;
var keyCode = event.keyCode;
var button = event.button;
var msg = ip + " " + eventType + ": ";
msg += "ctrl=" + event.ctrlKey;
msg += ", shift=" + event.shiftKey;
if (keyCode) {
msg += ", keyCode=" + keyCode;
}
if (button) {
msg += ", button=" + button;
}
infoDom.setAttribute("value", msg);
}
function enableBubble(enable) {
var tf = enable ? true : false;
bubbleClick(iframeDom, tf);
bubbleClick(iframeDom, tf);
bubbleDblclick(iframeDom, tf);
bubbleMousedown(iframeDom, tf);
bubbleMouseout(iframeDom, tf);
bubbleMouseover(iframeDom, tf);
bubbleMouseup(iframeDom, tf);
bubbleKeydown(iframeDom, tf);
bubbleKeyup(iframeDom, tf);
bubbleKeypress(iframeDom, tf);
}
function init() {
idplus = 1;
infoDom = document.getElementById("info");
iframeDom = document.getElementById("iframe");
var iframeDocument = iframeDom.contentWindow.document;
iframeDocument.open();
iframeDocument.write('<div style="border:1px solid black;margin:30px;width:100px;height:100px;"></div>');
iframeDocument.close();
eventTypes.forEach(t => {
document.addEventListener(t, () => { showInfo(t); });
});
}
</script>
</head>
<body onload="init()" style="padding: 50px;text-align: center;">
<div>
<input onclick="enableBubble(1)" type="button" value="enanble iframe event bubble" />
<input onclick="enableBubble(0)" type="button" value="disable iframe event bubble" />
</div>
<hr />
<div>
<input id="info" value="" style="width: 500px;" />
</div>
<hr />
<iframe id="iframe" width="500" height="200" border="1"></iframe>
</body>
</html>
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