hasFocus Method

Internet Development Index

Retrieves the value indicating whether the object currently has focus.

Syntax

bActive = document.hasFocus()

Return Value

Boolean. Returns one of the following values:

trueDocument has focus.
falseDocument does not have focus.

Example

The following example shows how to use the hasFocus method to determine if the document has focus. 

<HTML>
<HEAD>
<SCRIPT>
function fnCallDialog()
{
showModelessDialog("myDialogHasFocus.htm",window,"status:false;dialogWidth:300px;dialogHeight:300px");
}
// Function displays the message DIV when the main document has focus
function fnOpenMessage()
{
if (document.hasFocus())
{
oMessageDiv.style.display = "block";
}
}
function fnCloseMessage()
{
oMessageDiv.style.display = "none";
}
</SCRIPT>
</HEAD>
<BODY>
<INPUT TYPE="button"
VALUE="Display Modeless Dialog" onclick="fnCallDialog()">
<P>
<SPAN STYLE= "color:darkmagenta;font-size:large;" onmouseout="fnCloseMessage();"
onmouseover="fnOpenMessage();">Mouse over this!</SPAN>
<div id="oMessageDiv" style="display:none;width:200;font-family:
arial;font-size:large; color: steelblue; border: 4 solid gold;">
A message for you!
</div>
</BODY>
</HTML>
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Standards Information

There is no public standard that applies to this method.

Applies To

document