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Draggable demo: Implemented cancel option in handle demo.

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This commit is contained in:
Scott González 2012-01-28 10:52:27 -05:00
parent f5ceca740f
commit 2eb9b841a3
1 changed files with 16 additions and 5 deletions
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21
demos/draggable/handle.html
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@ -15,6 +15,19 @@
#draggable p { cursor: move; }
</style>
<script>
$.widget( "ui.draggable", $.ui.draggable, {
options: {
cancel: null
},
_isValidTarget: function( element ) {
var valid = this._super( element );
if ( valid && this.options.cancel ) {
valid = !element.is( this.options.cancel );
}
return valid;
}
});
$(function() {
$( "#draggable" ).draggable({ handle: "p" });
$( "#draggable2" ).draggable({ cancel: "p.ui-widget-header" });
@ -24,24 +37,22 @@
<body>
<div class="demo">
<div id="draggable" class="ui-widget-content">
<p class="ui-widget-header">I can be dragged only by this handle</p>
</div>
<div id="draggable2" class="ui-widget-content">
<p>You can drag me around&hellip;</p>
<p class="ui-widget-header">&hellip;but you can't drag me by this handle.</p>
<p class="ui-widget-header">&hellip;but you can't drag me by this element.</p>
</div>
<!-- ADD CANCEL DEMO -->
</div><!-- End demo -->
<div class="demo-description">
<p>Allow dragging only when the cursor is over a specific part of the draggable. Use the <code>handle</code> option to specify the jQuery selector of an element (or group of elements) used to drag the object.</p>
<p>Allow dragging only when the cursor is over a specific part of the draggable. Use the <code>handle</code> option to specify the jQuery selector of an element (or group of elements) used to drag the object.</p>
<p>Or prevent dragging when the cursor is over a specific element (or group of elements) within the draggable. Use the <code>cancel</code> option to specify a jQuery selector over which to "cancel" draggable functionality.</p>
</div><!-- End demo-description -->