ondrag event (Internet Explorer)

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ondrag event

[This documentation is preliminary and is subject to change.]

Fires on the source object continuously during a drag operation.

Syntax

HTML Attribute	<element ondrag = "handler(event)">
Event Property	object.ondrag = handler;
attachEvent Method	object.attachEvent("ondrag", handler)
addEventListener Method	object.addEventListener("drag", handler, useCapture)

Standards information

There are no standards that apply here.

Event information

Synchronous	No
Bubbles	No
Cancelable	No

Event handler parameters

pEvtObj [in]: Type: IHTMLEventObj

Remarks

This event fires on the source object after the event. The ondrag event fires throughout the drag operation, whether the selection being dragged is over the drag source, a valid target, or an invalid target.

Calls the associated event handler if there is one.

To invoke this event, do one of the following:

Drag a text selection or object within the client.
Drag a text selection or object to another client.
Drag a text selection or object to a drop target in another application.
Drag a text selection or object to the system desktop.

The pEvtObj parameter is required for the following interfaces:

HTMLAnchorEvents2
HTMLAreaEvents2
HTMLButtonElementEvents2
HTMLControlElementEvents2
HTMLDocumentEvents2
HTMLElementEvents2
HTMLFormElementEvents2
HTMLImgEvents2
HTMLFrameSiteEvents2
HTMLInputFileElementEvents2
HTMLInputImageEvents2
HTMLInputTextElementEvents2
HTMLLabelEvents2
HTMLLinkElementEvents2
HTMLMapEvents2
HTMLMarqueeElementEvents2
HTMLObjectElementEvents2
HTMLOptionButtonElementEvents2
HTMLScriptEvents2
HTMLSelectElementEvents2
HTMLStyleElementEvents2
HTMLTableEvents2
HTMLTextContainerEvents2
HTMLWindowEvents2
HTMLDocumentEvents4
HTMLWindowEvents4

Examples

This example shows when and where each event fires during a drag-and-drop operation by listing each event and the name of the object firing it in a list box.

Code example: http://samples.msdn.microsoft.com/workshop/samples/author/dhtml/refs/DragDropEventsEX.htm


<HEAD>
<SCRIPT>
// Code for dynamically adding options to a select.
function ShowResults()
{				// Information about the events 
				 // and what object fired them.
  arg = event.type + "  fired by  " + event.srcElement.id;  
  var oNewOption = new Option(); 
  oNewOption.text = arg;
  oResults.add(oNewOption,0);
}
</SCRIPT>
</HEAD>
<BODY>
<P>Source events are wired up to this text box.</P>
<INPUT ID=txtDragOrigin VALUE="Text to Drag"
    ondragstart="ShowResults()"
    ondrag="ShowResults()"
    ondragend="ShowResults()"
>
<P>Target events are bound to this text box.</P>
<INPUT ID=txtDragDestination VALUE="Drag Destination"
    ondragenter="ShowResults()"
    ondragover="ShowResults()"
    ondragleave="ShowResults()"
    ondrop="ShowResults()"
>
<SELECT ID=oResults SIZE=30>
  <OPTION>List of Events Fired
</SELECT>
</BODY>