| 1 | <!DOCTYPE html> |
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| 2 | <html lang="en"> |
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| 3 | <head> |
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| 4 | <meta charset="utf-8"> |
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| 5 | <title>jQuery UI Droppable - Prevent propagation</title> |
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| 6 | <link rel="stylesheet" href="../../themes/base/jquery.ui.all.css"> |
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| 7 | <script src="../../jquery-1.7.1.js"></script> |
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| 8 | <script src="../../ui/jquery.ui.core.js"></script> |
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| 9 | <script src="../../ui/jquery.ui.widget.js"></script> |
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| 10 | <script src="../../ui/jquery.ui.mouse.js"></script> |
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| 11 | <script src="../../ui/jquery.ui.draggable.js"></script> |
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| 12 | <script src="../../ui/jquery.ui.droppable.js"></script> |
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| 13 | <link rel="stylesheet" href="../demos.css"> |
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| 14 | <style> |
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| 15 | #draggable { width: 100px; height: 40px; padding: 0.5em; float: left; margin: 10px 10px 10px 0; } |
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| 16 | #droppable, #droppable2 { width: 230px; height: 120px; padding: 0.5em; float: left; margin: 10px; } |
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| 17 | #droppable-inner, #droppable2-inner { width: 170px; height: 60px; padding: 0.5em; float: left; margin: 10px; } |
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| 18 | </style> |
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| 19 | <script> |
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| 20 | $(function() { |
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| 21 | $( "#draggable" ).draggable(); |
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| 22 | |
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| 23 | $( "#droppable, #droppable-inner" ).droppable({ |
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| 24 | activeClass: "ui-state-hover", |
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| 25 | hoverClass: "ui-state-active", |
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| 26 | drop: function( event, ui ) { |
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| 27 | $( this ) |
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| 28 | .addClass( "ui-state-highlight" ) |
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| 29 | .find( "> p" ) |
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| 30 | .html( "Dropped!" ); |
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| 31 | return false; |
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| 32 | } |
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| 33 | }); |
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| 34 | |
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| 35 | $( "#droppable2, #droppable2-inner" ).droppable({ |
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| 36 | greedy: true, |
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| 37 | activeClass: "ui-state-hover", |
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| 38 | hoverClass: "ui-state-active", |
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| 39 | drop: function( event, ui ) { |
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| 40 | $( this ) |
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| 41 | .addClass( "ui-state-highlight" ) |
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| 42 | .find( "> p" ) |
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| 43 | .html( "Dropped!" ); |
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| 44 | } |
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| 45 | }); |
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| 46 | }); |
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| 47 | </script> |
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| 48 | </head> |
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| 49 | <body> |
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| 50 | |
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| 51 | <div class="demo"> |
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| 52 | |
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| 53 | <div id="draggable" class="ui-widget-content"> |
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| 54 | <p>Drag me to my target</p> |
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| 55 | </div> |
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| 56 | |
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| 57 | <div id="droppable" class="ui-widget-header"> |
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| 58 | <p>Outer droppable</p> |
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| 59 | <div id="droppable-inner" class="ui-widget-header"> |
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| 60 | <p>Inner droppable (not greedy)</p> |
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| 61 | </div> |
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| 62 | </div> |
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| 63 | |
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| 64 | <div id="droppable2" class="ui-widget-header"> |
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| 65 | <p>Outer droppable</p> |
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| 66 | <div id="droppable2-inner" class="ui-widget-header"> |
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| 67 | <p>Inner droppable (greedy)</p> |
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| 68 | </div> |
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| 69 | </div> |
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| 70 | |
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| 71 | </div><!-- End demo --> |
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| 72 | |
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| 73 | |
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| 74 | |
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| 75 | <div class="demo-description"> |
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| 76 | <p>When working with nested droppables — for example, you may have an editable directory structure displayed as a tree, with folder and document nodes — the <code>greedy</code> option set to true prevents event propagation when a draggable is dropped on a child node (droppable).</p> |
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| 77 | </div><!-- End demo-description --> |
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| 78 | |
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| 79 | </body> |
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| 80 | </html> |
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