Javascript有没有办法得到当前获得焦点的对象引用？

zhwb36 2004-09-21 06:42:05

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soonquick 2004-09-22

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document.activeElement

JasonJHu 2004-09-22

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srcElement Property

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Retrieves the object that fired the event.

Syntax

HTML N/A
Scripting [ oObject = ] event.srcElement

Possible Values

oObject Object that specifies the event that fired.

The property is read-only with no default value.

Example

This example uses the srcElement property to retrieve the parent object, if needed, create the text range, move to the original object, and select the first word in the object.

Sample Code

<SCRIPT LANGUAGE="JScript">
function selectWord() {
var oSource = window.event.srcElement ;
if (!oSource.isTextEdit)
oSource = window.event.srcElement.parentTextEdit;
if (oSource != null) {
var oTextRange = oSource.createTextRange();
oTextRange.moveToElementText(window.event.srcElement);
oTextRange.collapse();
oTextRange.expand("word");
oTextRange.select();
}
}
</SCRIPT>

Applies To

[ Object Name ]
Platform Version
Win16:
Win32:
Mac:
Unix:
WinCE:
Version data is listed when the mouse hovers over a link, or the link has focus.
HTML N/A
Scripting event

Move the mouse cursor over an element in the Applies To List to display availability information for the listed platforms.

micker 2004-09-21