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<!doctype html>
<meta charset=utf-8>
<html>
<head>
<title>Test Scroll Actions</title>
<style>
div {
padding: 0;
margin: 0;
}
#not-scrollable {
margin-bottom: 100px;
width: 100px;
height: 50px;
}
#not-scrollable-content {
width: 200px;
height: 100px;
background-color: #ccc;
}
#scrollable {
width: 100px;
height: 100px;
overflow: scroll;
}
#scrollable-content {
width: 600px;
height: 1000px;
background-color: blue;
}
#iframe {
width: 100px;
height: 100px;
}
#event-reporter {
white-space: pre-line;
}
</style>
<script>
var eventReporter;
var allEvents = { events: [] };
function addMessage(message) {
eventReporter.textContent = `${message}\n${eventReporter.textContent}`;
}
function recordWheelEvent(event) {
allEvents.events.push({
"type": event.type,
"button": event.button,
"buttons": event.buttons,
"pageX": event.pageX,
"pageY": event.pageY,
"deltaX": event.deltaX,
"deltaY": event.deltaY,
"deltaZ": event.deltaZ,
"deltaMode": event.deltaMode,
"target": event.target.id,
});
addMessage(
"type: " + event.type + " " +
"button: " + event.button + ", " +
"buttons: " + event.buttons + ", " +
"pageX: " + event.pageX + ", " +
"pageY: " + event.pageY + ", " +
"deltaX: " + event.deltaX + ", " +
"deltaY: " + event.deltaY + ", " +
"deltaZ: " + event.deltaZ + ", " +
"deltaMode: " + event.deltaMode + ", " +
"target id: " + event.target.id
);
}
document.addEventListener("DOMContentLoaded", function () {
eventReporter = document.getElementById("event-reporter");
var noScroll = document.getElementById("not-scrollable");
noScroll.addEventListener("wheel", recordWheelEvent);
var scrollable = document.getElementById("scrollable");
scrollable.addEventListener("wheel", recordWheelEvent);
});
</script>
</head>
<body>
<div>
<h2>Scroll Reporter</h2>
<div id="not-scrollable">
<div id="not-scrollable-content"></div>
</div>
</div>
<div>
<h2>Overflow Scroll Reporter</h2>
<div id="scrollable">
<div id="scrollable-content"></div>
</div>
</div>
<div>
<h2>iframe Scroll Reporter</h2>
<iframe id="iframe" srcdoc='
<script>
document.scrollingElement.addEventListener("wheel", event => {
window.parent.recordWheelEvent({
"type": event.type,
"button": event.button,
"buttons": event.buttons,
"pageX": event.pageX,
"pageY": event.pageY,
"deltaX": event.deltaX,
"deltaY": event.deltaY,
"deltaZ": event.deltaZ,
"deltaMode": event.deltaMode,
"target": event.target
});
});
</script>
<div id="iframeContent" style="width: 7500px; height: 7500px; background-color:blue">
</div>'>
</iframe>
</div>
<div id="resultContainer">
<hr />
<h2>Events</h2>
<div id="event-reporter"></div>
</div>
</body>
</html>
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