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JavaScript Tutorial/Drag Drop/Drag Drop Event - История изменений
2026-04-04T16:59:15Z
История изменений этой страницы в вики
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http://wbex.ru/index.php?title=JavaScript_Tutorial/Drag_Drop/Drag_Drop_Event&diff=9347&oldid=prev
Admin: 1 версия
2010-05-26T08:24:59Z
<p>1 версия</p>
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<tr style="vertical-align: top;" lang="ru">
<td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td>
<td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 08:24, 26 мая 2010</td>
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Admin
http://wbex.ru/index.php?title=JavaScript_Tutorial/Drag_Drop/Drag_Drop_Event&diff=9346&oldid=prev
в 18:52, 25 мая 2010
2010-05-25T18:52:56Z
<p></p>
<p><b>Новая страница</b></p><div>== Drop target events fire now==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropEvent(oEvent) {<br />
var oTextbox = document.getElementById("txt1");<br />
oTextbox.value += oEvent.type + "\n";<br />
switch(oEvent.type) {<br />
case "dragover":<br />
case "dragenter":<br />
oEvent.returnValue = false;<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>Try dragging the text from the textbox to the red square.<br />
Drop target events fire now.</p><br />
<P>drag me</p><br />
<div style="background-color: red; height: 100px; width: 100px"<br />
ondragenter="handleDragDropEvent(event)"<br />
ondragover="handleDragDropEvent(event)"<br />
ondragleave="handleDragDropEvent(event)"<br />
ondrop="handleDragDropEvent(event)"></div></p><br />
<P><textarea rows="10" cols="25" readonly="readonly" id="txt1"></textarea></p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Get drag and drop event type: dragenter==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropoEvent(oEvent) {<br />
switch(oEvent.type) {<br />
case "dragenter":<br />
oEvent.dataTransfer.dropEffect = "move";<br />
break;<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>Try dragging the text in the textbox to the right textbox.</p><br />
<P><input type="text" value="drag this text" ondragstart="handleDragDropoEvent(event)" /><br />
<input ondragenter="handleDragDropoEvent(event)"<br />
ondragover="handleDragDropoEvent(event)"<br />
ondrop="handleDragDropoEvent(event)"><br />
</input><br />
</p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Get drag and drop event type: dragover==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropoEvent(oEvent) {<br />
switch(oEvent.type) {<br />
case "dragover":<br />
oEvent.returnValue = false;<br />
break;<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>Try dragging the text in the textbox to the right textbox.</p><br />
<P><input type="text" value="drag this text" ondragstart="handleDragDropoEvent(event)" /><br />
<input ondragenter="handleDragDropoEvent(event)"<br />
ondragover="handleDragDropoEvent(event)"<br />
ondrop="handleDragDropoEvent(event)"><br />
</input><br />
</p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Get drag and drop event type: dragstart==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropoEvent(oEvent) {<br />
switch(oEvent.type) {<br />
case "dragstart":<br />
oEvent.dataTransfer.effectAllowed = "move";<br />
alert("dragstart");<br />
break;<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>Try dragging the text in the textbox to the right textbox.</p><br />
<P><input type="text" value="drag this text" ondragstart="handleDragDropoEvent(event)" /><br />
<input ondragenter="handleDragDropoEvent(event)"<br />
ondragover="handleDragDropoEvent(event)"<br />
ondrop="handleDragDropoEvent(event)"><br />
</input><br />
</p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Get drag and drop event type: drop==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropoEvent(oEvent) {<br />
switch(oEvent.type) {<br />
case "drop":<br />
oEvent.returnValue = false;<br />
oEvent.srcElement.innerHTML = oEvent.dataTransfer.getData("text");<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>Try dragging the text in the textbox to the right textbox.</p><br />
<P><input type="text" value="drag this text" ondragstart="handleDragDropoEvent(event)" /><br />
<input ondragenter="handleDragDropoEvent(event)"<br />
ondragover="handleDragDropoEvent(event)"<br />
ondrop="handleDragDropoEvent(event)"><br />
</input><br />
</p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Get text object from dataTransfer defined the Drag and drop event==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropEvent(oEvent) {<br />
switch(oEvent.type) {<br />
case "dragover":<br />
case "dragenter":<br />
oEvent.returnValue = false;<br />
break;<br />
case "drop":<br />
alert(oEvent.dataTransfer.getData("text"));<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>show you the selected text when dropped.</p><br />
<P><input type="text" value="drag this text" /><br />
<input type="test"<br />
ondragenter="handleDragDropEvent(event)"<br />
ondragover="handleDragDropEvent(event)"<br />
ondrop="handleDragDropEvent(event)"></input></p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== Get URL object from dataTransfer defined the Drag and drop event==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropEvent(oEvent) {<br />
switch(oEvent.type) {<br />
case "dragover":<br />
case "dragenter":<br />
oEvent.returnValue = false;<br />
break;<br />
case "drop":<br />
alert(oEvent.dataTransfer.getData("URL"));<br />
}<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>Try dragging the link to the red square.<br />
It will show you the URL when dropped.</p><br />
<P><a href="http://www.wbex.ru">www.wbex.ru</a><br />
<input type="text"<br />
ondragenter="handleDragDropEvent(event)"<br />
ondragover="handleDragDropEvent(event)"<br />
ondrop="handleDragDropEvent(event)"></div></p><br />
</body><br />
</html></source><br />
<br />
<br />
<br />
== No drop target events fire==<br />
<br />
<br />
<br />
<br />
<!-- start source code --><br />
<br />
<source lang="javascript"><br />
<html><br />
<head><br />
<title>System Drag And Drop Example</title><br />
<script type="text/javascript"><br />
function handleDragDropEvent(oEvent) {<br />
var oTextbox = document.getElementById("txt1");<br />
oTextbox.value += oEvent.type + "\n";<br />
}<br />
</script><br />
</head><br />
<body><br />
<P>Try dragging the text from the textbox to the red square.<br />
No drop target events fire.</p><br />
<P>Drag me</p><br />
<div style="background-color: red; height: 100px; width: 100px"<br />
ondragenter="handleDragDropEvent(event)"<br />
ondragover="handleDragDropEvent(event)"<br />
ondragleave="handleDragDropEvent(event)"<br />
ondrop="handleDragDropEvent(event)"></div></p><br />
<P><textarea rows="10" cols="25" id="txt1"></textarea></p><br />
</body><br />
</html></source></div>