testing/ver0.01/jquery-ui-1.10.3.custom/development-bundle/docs/droppable.html

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   5         <title>jQuery UI droppable documentation</title>
   6
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  16 <body>
  17
  18 <script>{
  19                 "title":
  20                         "Droppable Widget",
  21                 "excerpt":
  22                         "Create targets for draggable elements.",
  23                 "termSlugs": {
  24                         "category": [
  25                                 "interactions"
  26                         ]
  27                 }
  28         }</script><article id="droppable1" class="entry widget"><h2 class="section-title">
  29 <span>Droppable Widget</span><span class="version-details">version added: 1.0</span>
  30 </h2>
  31 <div class="entry-wrapper">
  32 <p class="desc"><strong>Description: </strong>Create targets for draggable elements.</p>
  33 <section id="quick-nav"><header><h2>QuickNav<a href="#entry-examples">Examples</a>
  34 </h2></header><div class="quick-nav-section">
  35 <h3>Options</h3>
  36 <div><a href="#option-accept">accept</a></div>
  37 <div><a href="#option-activeClass">activeClass</a></div>
  38 <div><a href="#option-addClasses">addClasses</a></div>
  39 <div><a href="#option-disabled">disabled</a></div>
  40 <div><a href="#option-greedy">greedy</a></div>
  41 <div><a href="#option-hoverClass">hoverClass</a></div>
  42 <div><a href="#option-scope">scope</a></div>
  43 <div><a href="#option-tolerance">tolerance</a></div>
  44 </div>
  45 <div class="quick-nav-section">
  46 <h3>Methods</h3>
  47 <div><a href="#method-destroy">destroy</a></div>
  48 <div><a href="#method-disable">disable</a></div>
  49 <div><a href="#method-enable">enable</a></div>
  50 <div><a href="#method-option">option</a></div>
  51 <div><a href="#method-widget">widget</a></div>
  52 </div>
  53 <div class="quick-nav-section">
  54 <h3>Events</h3>
  55 <div><a href="#event-create">create</a></div>
  56 <div><a href="#event-activate">activate</a></div>
  57 <div><a href="#event-deactivate">deactivate</a></div>
  58 <div><a href="#event-over">over</a></div>
  59 <div><a href="#event-out">out</a></div>
  60 <div><a href="#event-drop">drop</a></div>
  61 </div></section><div class="longdesc" id="entry-longdesc">
  62                 <p>The jQuery UI Droppable plugin makes selected elements droppable (meaning they accept being dropped on by <a href="/draggable/">draggables</a>). You can specify which draggables each will accept.</p>
  63         </div>
  64 <section id="options"><header><h2 class="underline">Options</h2></header><div id="option-accept" class="api-item first-item">
  65 <h3>accept<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#Selector">Selector</a> or <a href="http://api.jquery.com/Types/#Function">Function</a>()</span>
  66 </h3>
  67 <div class="default">
  68 <strong>Default: </strong><code>"*"</code>
  69 </div>
  70 <div>Controls which draggable elements are accepted by the droppable.</div>
  71 <strong>Multiple types supported:</strong><ul>
  72 <li>
  73 <strong>Selector</strong>: A selector indicating which draggable elements are accepted.</li>
  74 <li>
  75 <strong>Function</strong>: A function that will be called for each draggable on the page (passed as the first argument to the function). The function must return <code>true</code> if the draggable should be accepted.</li>
  76 </ul>
  77 <strong>Code examples:</strong><p>Initialize the droppable with the accept option specified:</p>
  78 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ accept: </code><code class="string">".special"</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
  79 <p>Get or set the accept option, after initialization:</p>
  80 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">accept = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"accept"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"accept"</code><code class="plain">, </code><code class="string">".special"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
  81 </div>
  82 <div id="option-activeClass" class="api-item">
  83 <h3>activeClass<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#String">String</a></span>
  84 </h3>
  85 <div class="default">
  86 <strong>Default: </strong><code>false</code>
  87 </div>
  88 <div>If specified, the class will be added to the droppable while an acceptable draggable is being dragged.</div>
  89 <strong>Code examples:</strong><p>Initialize the droppable with the activeClass option specified:</p>
  90 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ activeClass: </code><code class="string">"ui-state-highlight"</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
  91 <p>Get or set the activeClass option, after initialization:</p>
  92 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">activeClass = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"activeClass"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"activeClass"</code><code class="plain">, </code><code class="string">"ui-state-highlight"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
  93 </div>
  94 <div id="option-addClasses" class="api-item">
  95 <h3>addClasses<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#Boolean">Boolean</a></span>
  96 </h3>
  97 <div class="default">
  98 <strong>Default: </strong><code>true</code>
  99 </div>
 100 <div>If set to <code>false</code>, will prevent the <code>ui-droppable</code> class from being added. This may be desired as a performance optimization when calling <code>.droppable()</code> init on hundreds of elements.</div>
 101 <strong>Code examples:</strong><p>Initialize the droppable with the addClasses option specified:</p>
 102 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ addClasses: </code><code class="keyword">false</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
 103 <p>Get or set the addClasses option, after initialization:</p>
 104 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">addClasses = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"addClasses"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"addClasses"</code><code class="plain">, </code><code class="keyword">false</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 105 </div>
 106 <div id="option-disabled" class="api-item">
 107 <h3>disabled<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#Boolean">Boolean</a></span>
 108 </h3>
 109 <div class="default">
 110 <strong>Default: </strong><code>false</code>
 111 </div>
 112 <div>Disables the droppable if set to <code>true</code>.</div>
 113 <strong>Code examples:</strong><p>Initialize the droppable with the disabled option specified:</p>
 114 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ disabled: </code><code class="keyword">true</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
 115 <p>Get or set the disabled option, after initialization:</p>
 116 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">disabled = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"disabled"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"disabled"</code><code class="plain">, </code><code class="keyword">true</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 117 </div>
 118 <div id="option-greedy" class="api-item">
 119 <h3>greedy<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#Boolean">Boolean</a></span>
 120 </h3>
 121 <div class="default">
 122 <strong>Default: </strong><code>false</code>
 123 </div>
 124 <div>By default, when an element is dropped on nested droppables, each droppable will receive the element. However, by setting this option to <code>true</code>, any parent droppables will not receive the element.</div>
 125 <strong>Code examples:</strong><p>Initialize the droppable with the greedy option specified:</p>
 126 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ greedy: </code><code class="keyword">true</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
 127 <p>Get or set the greedy option, after initialization:</p>
 128 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">greedy = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"greedy"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"greedy"</code><code class="plain">, </code><code class="keyword">true</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 129 </div>
 130 <div id="option-hoverClass" class="api-item">
 131 <h3>hoverClass<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#String">String</a></span>
 132 </h3>
 133 <div class="default">
 134 <strong>Default: </strong><code>false</code>
 135 </div>
 136 <div>If specified, the class will be added to the droppable while an acceptable draggable is being hovered over the droppable.</div>
 137 <strong>Code examples:</strong><p>Initialize the droppable with the hoverClass option specified:</p>
 138 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ hoverClass: </code><code class="string">"drop-hover"</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
 139 <p>Get or set the hoverClass option, after initialization:</p>
 140 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">hoverClass = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"hoverClass"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"hoverClass"</code><code class="plain">, </code><code class="string">"drop-hover"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 141 </div>
 142 <div id="option-scope" class="api-item">
 143 <h3>scope<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#String">String</a></span>
 144 </h3>
 145 <div class="default">
 146 <strong>Default: </strong><code>"default"</code>
 147 </div>
 148 <div>Used to group sets of draggable and droppable items, in addition to the <a href="#option-accept"><code>accept</code></a> option. A draggable with the same scope value as a droppable will be accepted.</div>
 149 <strong>Code examples:</strong><p>Initialize the droppable with the scope option specified:</p>
 150 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ scope: </code><code class="string">"tasks"</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
 151 <p>Get or set the scope option, after initialization:</p>
 152 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">scope = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"scope"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"scope"</code><code class="plain">, </code><code class="string">"tasks"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 153 </div>
 154 <div id="option-tolerance" class="api-item">
 155 <h3>tolerance<span class="option-type"><strong>Type: </strong><a href="http://api.jquery.com/Types#String">String</a></span>
 156 </h3>
 157 <div class="default">
 158 <strong>Default: </strong><code>"intersect"</code>
 159 </div>
 160 <div>
 161                                 Specifies which mode to use for testing whether a draggable is hovering over a droppable. Possible values:
 162                                 <ul>
 163                                         <li>
 164 <code>"fit"</code>: Draggable overlaps the droppable entirely.</li>
 165                                         <li>
 166 <code>"intersect"</code>: Draggable overlaps the droppable at least 50% in both directions.</li>
 167                                         <li>
 168 <code>"pointer"</code>: Mouse pointer overlaps the droppable.</li>
 169                                         <li>
 170 <code>"touch"</code>: Draggable overlaps the droppable any amount.</li>
 171                                 </ul>
 172                         </div>
 173 <strong>Code examples:</strong><p>Initialize the droppable with the tolerance option specified:</p>
 174 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({ tolerance: </code><code class="string">"fit"</code> <code class="plain">});</code></div></div></td></tr></tbody></table></div>
 175 <p>Get or set the tolerance option, after initialization:</p>
 176 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="comments">// getter</code></div><div class="line number2 index1 alt1"><code class="keyword">var</code> <code class="plain">tolerance = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"tolerance"</code> <code class="plain">);</code></div><div class="line number3 index2 alt2">&nbsp;</div><div class="line number4 index3 alt1"><code class="comments">// setter</code></div><div class="line number5 index4 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"tolerance"</code><code class="plain">, </code><code class="string">"fit"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 177 </div></section><section id="methods"><header><h2 class="underline">Methods</h2></header><div id="method-destroy"><div class="api-item first-item">
 178 <h3>destroy()</h3>
 179 <div>
 180                 Removes the droppable functionality completely. This will return the element back to its pre-init state.
 181         </div>
 182 <ul><li><div class="null-signature">This method does not accept any arguments.</div></li></ul>
 183 <div>
 184 <strong>Code examples:</strong><p>Invoke the destroy method:</p>
 185 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"destroy"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 186 </div>
 187 </div></div>
 188 <div id="method-disable"><div class="api-item">
 189 <h3>disable()</h3>
 190 <div>
 191                 Disables the droppable.
 192         </div>
 193 <ul><li><div class="null-signature">This method does not accept any arguments.</div></li></ul>
 194 <div>
 195 <strong>Code examples:</strong><p>Invoke the disable method:</p>
 196 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"disable"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 197 </div>
 198 </div></div>
 199 <div id="method-enable"><div class="api-item">
 200 <h3>enable()</h3>
 201 <div>
 202                 Enables the droppable.
 203         </div>
 204 <ul><li><div class="null-signature">This method does not accept any arguments.</div></li></ul>
 205 <div>
 206 <strong>Code examples:</strong><p>Invoke the enable method:</p>
 207 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"enable"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 208 </div>
 209 </div></div>
 210 <div id="method-option">
 211 <div class="api-item">
 212 <h3>option( optionName )<span class="returns">Returns: <a href="http://api.jquery.com/Types#Object">Object</a></span>
 213 </h3>
 214 <div>Gets the value currently associated with the specified <code>optionName</code>.</div>
 215 <ul><li>
 216 <div><strong>optionName</strong></div>
 217 <div>Type: <a href="http://api.jquery.com/Types#String">String</a>
 218 </div>
 219 <div>The name of the option to get.</div>
 220 </li></ul>
 221 <div>
 222 <strong>Code examples:</strong><p>Invoke the  method:</p>
 223 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="keyword">var</code> <code class="plain">isDisabled = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"disabled"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 224 </div>
 225 </div>
 226 <div class="api-item">
 227 <h3>option()<span class="returns">Returns: <a href="http://api.jquery.com/Types#PlainObject">PlainObject</a></span>
 228 </h3>
 229 <div>Gets an object containing key/value pairs representing the current droppable options hash.</div>
 230 <ul><li><div class="null-signature">This method does not accept any arguments.</div></li></ul>
 231 <div>
 232 <strong>Code examples:</strong><p>Invoke the  method:</p>
 233 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="keyword">var</code> <code class="plain">options = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 234 </div>
 235 </div>
 236 <div class="api-item">
 237 <h3>option( optionName, value )</h3>
 238 <div>Sets the value of the droppable option associated with the specified <code>optionName</code>.</div>
 239 <ul>
 240 <li>
 241 <div><strong>optionName</strong></div>
 242 <div>Type: <a href="http://api.jquery.com/Types#String">String</a>
 243 </div>
 244 <div>The name of the option to set.</div>
 245 </li>
 246 <li>
 247 <div><strong>value</strong></div>
 248 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 249 </div>
 250 <div>A value to set for the option.</div>
 251 </li>
 252 </ul>
 253 <div>
 254 <strong>Code examples:</strong><p>Invoke the  method:</p>
 255 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, </code><code class="string">"disabled"</code><code class="plain">, </code><code class="keyword">true</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 256 </div>
 257 </div>
 258 <div class="api-item">
 259 <h3>option( options )</h3>
 260 <div>Sets one or more options for the droppable.</div>
 261 <ul><li>
 262 <div><strong>options</strong></div>
 263 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 264 </div>
 265 <div>A map of option-value pairs to set.</div>
 266 </li></ul>
 267 <div>
 268 <strong>Code examples:</strong><p>Invoke the  method:</p>
 269 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"option"</code><code class="plain">, { disabled: </code><code class="keyword">true</code> <code class="plain">} );</code></div></div></td></tr></tbody></table></div>
 270 </div>
 271 </div>
 272 </div>
 273 <div id="method-widget"><div class="api-item">
 274 <h3>widget()<span class="returns">Returns: <a href="http://api.jquery.com/Types#jQuery">jQuery</a></span>
 275 </h3>
 276 <div>
 277                 Returns a <code>jQuery</code> object containing the droppable element.
 278         </div>
 279 <ul><li><div class="null-signature">This method does not accept any arguments.</div></li></ul>
 280 <div>
 281 <strong>Code examples:</strong><p>Invoke the widget method:</p>
 282 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="keyword">var</code> <code class="plain">widget = $( </code><code class="string">".selector"</code> <code class="plain">).droppable( </code><code class="string">"widget"</code> <code class="plain">);</code></div></div></td></tr></tbody></table></div>
 283 </div>
 284 </div></div></section><section id="events"><header><h2 class="underline">Events</h2></header><div id="event-activate" class="api-item first-item">
 285 <h3>activate( event, ui )<span class="returns">Type: <code>dropactivate</code></span>
 286 </h3>
 287 <div>Triggered when an accepted draggable starts dragging. This can be useful if you want to make the droppable "light up" when it can be dropped on.</div>
 288 <ul>
 289 <li>
 290 <div><strong>event</strong></div>
 291 <div>Type: <a href="http://api.jquery.com/Types#Event">Event</a>
 292 </div>
 293 <div></div>
 294 </li>
 295 <li>
 296 <div><strong>ui</strong></div>
 297 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 298 </div>
 299 <div></div>
 300 <ul>
 301 <li>
 302 <div><strong>draggable</strong></div>
 303 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 304 </div>
 305 <div>A jQuery object representing the draggable element.</div>
 306 </li>
 307 <li>
 308 <div><strong>helper</strong></div>
 309 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 310 </div>
 311 <div>A jQuery object representing the helper that is being dragged.</div>
 312 </li>
 313 <li>
 314 <div><strong>position</strong></div>
 315 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 316 </div>
 317 <div>Current CSS position of the draggable helper as <code>{ top, left }</code> object.</div>
 318 </li>
 319 <li>
 320 <div><strong>offset</strong></div>
 321 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 322 </div>
 323 <div>Current offset position of the draggable helper as <code>{ top, left }</code> object.</div>
 324 </li>
 325 </ul>
 326 </li>
 327 </ul>
 328 <div>
 329 <strong>Code examples:</strong><p>Initialize the droppable with the activate callback specified:</p>
 330 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({</code></div><div class="line number2 index1 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">activate: </code><code class="keyword">function</code><code class="plain">( event, ui ) {}</code></div><div class="line number3 index2 alt2"><code class="plain">});</code></div></div></td></tr></tbody></table></div>
 331 <p>Bind an event listener to the dropactivate event:</p>
 332 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).on( </code><code class="string">"dropactivate"</code><code class="plain">, </code><code class="keyword">function</code><code class="plain">( event, ui ) {} );</code></div></div></td></tr></tbody></table></div>
 333 </div>
 334 </div>
 335 <div id="event-create" class="api-item">
 336 <h3>create( event, ui )<span class="returns">Type: <code>dropcreate</code></span>
 337 </h3>
 338 <div>
 339                 Triggered when the droppable is created.
 340         </div>
 341 <ul>
 342 <li>
 343 <div><strong>event</strong></div>
 344 <div>Type: <a href="http://api.jquery.com/Types#Event">Event</a>
 345 </div>
 346 <div></div>
 347 </li>
 348 <li>
 349 <div><strong>ui</strong></div>
 350 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 351 </div>
 352 <div></div>
 353 </li>
 354 </ul>
 355 <div>
 356 <strong>Code examples:</strong><p>Initialize the droppable with the create callback specified:</p>
 357 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({</code></div><div class="line number2 index1 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">create: </code><code class="keyword">function</code><code class="plain">( event, ui ) {}</code></div><div class="line number3 index2 alt2"><code class="plain">});</code></div></div></td></tr></tbody></table></div>
 358 <p>Bind an event listener to the dropcreate event:</p>
 359 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).on( </code><code class="string">"dropcreate"</code><code class="plain">, </code><code class="keyword">function</code><code class="plain">( event, ui ) {} );</code></div></div></td></tr></tbody></table></div>
 360 </div>
 361 </div>
 362 <div id="event-deactivate" class="api-item">
 363 <h3>deactivate( event, ui )<span class="returns">Type: <code>dropdeactivate</code></span>
 364 </h3>
 365 <div>Triggered when an accepted draggable stops dragging.</div>
 366 <ul>
 367 <li>
 368 <div><strong>event</strong></div>
 369 <div>Type: <a href="http://api.jquery.com/Types#Event">Event</a>
 370 </div>
 371 <div></div>
 372 </li>
 373 <li>
 374 <div><strong>ui</strong></div>
 375 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 376 </div>
 377 <div></div>
 378 <ul>
 379 <li>
 380 <div><strong>draggable</strong></div>
 381 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 382 </div>
 383 <div>A jQuery object representing the draggable element.</div>
 384 </li>
 385 <li>
 386 <div><strong>helper</strong></div>
 387 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 388 </div>
 389 <div>A jQuery object representing the helper that is being dragged.</div>
 390 </li>
 391 <li>
 392 <div><strong>position</strong></div>
 393 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 394 </div>
 395 <div>Current CSS position of the draggable helper as <code>{ top, left }</code> object.</div>
 396 </li>
 397 <li>
 398 <div><strong>offset</strong></div>
 399 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 400 </div>
 401 <div>Current offset position of the draggable helper as <code>{ top, left }</code> object.</div>
 402 </li>
 403 </ul>
 404 </li>
 405 </ul>
 406 <div>
 407 <strong>Code examples:</strong><p>Initialize the droppable with the deactivate callback specified:</p>
 408 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({</code></div><div class="line number2 index1 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">deactivate: </code><code class="keyword">function</code><code class="plain">( event, ui ) {}</code></div><div class="line number3 index2 alt2"><code class="plain">});</code></div></div></td></tr></tbody></table></div>
 409 <p>Bind an event listener to the dropdeactivate event:</p>
 410 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).on( </code><code class="string">"dropdeactivate"</code><code class="plain">, </code><code class="keyword">function</code><code class="plain">( event, ui ) {} );</code></div></div></td></tr></tbody></table></div>
 411 </div>
 412 </div>
 413 <div id="event-drop" class="api-item">
 414 <h3>drop( event, ui )<span class="returns">Type: <code>drop</code></span>
 415 </h3>
 416 <div>Triggered when an accepted draggable is dropped on the droppable (based on the<a href="#option-tolerance"><code>tolerance</code></a> option).</div>
 417 <ul>
 418 <li>
 419 <div><strong>event</strong></div>
 420 <div>Type: <a href="http://api.jquery.com/Types#Event">Event</a>
 421 </div>
 422 <div></div>
 423 </li>
 424 <li>
 425 <div><strong>ui</strong></div>
 426 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 427 </div>
 428 <div></div>
 429 <ul>
 430 <li>
 431 <div><strong>draggable</strong></div>
 432 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 433 </div>
 434 <div>A jQuery object representing the draggable element.</div>
 435 </li>
 436 <li>
 437 <div><strong>helper</strong></div>
 438 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 439 </div>
 440 <div>A jQuery object representing the helper that is being dragged.</div>
 441 </li>
 442 <li>
 443 <div><strong>position</strong></div>
 444 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 445 </div>
 446 <div>Current CSS position of the draggable helper as <code>{ top, left }</code> object.</div>
 447 </li>
 448 <li>
 449 <div><strong>offset</strong></div>
 450 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 451 </div>
 452 <div>Current offset position of the draggable helper as <code>{ top, left }</code> object.</div>
 453 </li>
 454 </ul>
 455 </li>
 456 </ul>
 457 <div>
 458 <strong>Code examples:</strong><p>Initialize the droppable with the drop callback specified:</p>
 459 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({</code></div><div class="line number2 index1 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">drop: </code><code class="keyword">function</code><code class="plain">( event, ui ) {}</code></div><div class="line number3 index2 alt2"><code class="plain">});</code></div></div></td></tr></tbody></table></div>
 460 <p>Bind an event listener to the drop event:</p>
 461 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).on( </code><code class="string">"drop"</code><code class="plain">, </code><code class="keyword">function</code><code class="plain">( event, ui ) {} );</code></div></div></td></tr></tbody></table></div>
 462 </div>
 463 </div>
 464 <div id="event-out" class="api-item">
 465 <h3>out( event, ui )<span class="returns">Type: <code>dropout</code></span>
 466 </h3>
 467 <div>Triggered when an accepted draggable is dragged out of the droppable (based on the<a href="#option-tolerance"><code>tolerance</code></a> option).</div>
 468 <ul>
 469 <li>
 470 <div><strong>event</strong></div>
 471 <div>Type: <a href="http://api.jquery.com/Types#Event">Event</a>
 472 </div>
 473 <div></div>
 474 </li>
 475 <li>
 476 <div><strong>ui</strong></div>
 477 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 478 </div>
 479 <div></div>
 480 </li>
 481 </ul>
 482 <div>
 483 <strong>Code examples:</strong><p>Initialize the droppable with the out callback specified:</p>
 484 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({</code></div><div class="line number2 index1 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">out: </code><code class="keyword">function</code><code class="plain">( event, ui ) {}</code></div><div class="line number3 index2 alt2"><code class="plain">});</code></div></div></td></tr></tbody></table></div>
 485 <p>Bind an event listener to the dropout event:</p>
 486 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).on( </code><code class="string">"dropout"</code><code class="plain">, </code><code class="keyword">function</code><code class="plain">( event, ui ) {} );</code></div></div></td></tr></tbody></table></div>
 487 </div>
 488 </div>
 489 <div id="event-over" class="api-item">
 490 <h3>over( event, ui )<span class="returns">Type: <code>dropover</code></span>
 491 </h3>
 492 <div>Triggered when an accepted draggable is dragged over the droppable (based on the<a href="#option-tolerance"><code>tolerance</code></a> option).</div>
 493 <ul>
 494 <li>
 495 <div><strong>event</strong></div>
 496 <div>Type: <a href="http://api.jquery.com/Types#Event">Event</a>
 497 </div>
 498 <div></div>
 499 </li>
 500 <li>
 501 <div><strong>ui</strong></div>
 502 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 503 </div>
 504 <div></div>
 505 <ul>
 506 <li>
 507 <div><strong>draggable</strong></div>
 508 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 509 </div>
 510 <div>A jQuery object representing the draggable element.</div>
 511 </li>
 512 <li>
 513 <div><strong>helper</strong></div>
 514 <div>Type: <a href="http://api.jquery.com/Types#jQuery">jQuery</a>
 515 </div>
 516 <div>A jQuery object representing the helper that is being dragged.</div>
 517 </li>
 518 <li>
 519 <div><strong>position</strong></div>
 520 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 521 </div>
 522 <div>Current CSS position of the draggable helper as <code>{ top, left }</code> object.</div>
 523 </li>
 524 <li>
 525 <div><strong>offset</strong></div>
 526 <div>Type: <a href="http://api.jquery.com/Types#Object">Object</a>
 527 </div>
 528 <div>Current offset position of the draggable helper as <code>{ top, left }</code> object.</div>
 529 </li>
 530 </ul>
 531 </li>
 532 </ul>
 533 <div>
 534 <strong>Code examples:</strong><p>Initialize the droppable with the over callback specified:</p>
 535 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).droppable({</code></div><div class="line number2 index1 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">over: </code><code class="keyword">function</code><code class="plain">( event, ui ) {}</code></div><div class="line number3 index2 alt2"><code class="plain">});</code></div></div></td></tr></tbody></table></div>
 536 <p>Bind an event listener to the dropover event:</p>
 537 <div class="syntaxhighlighter nogutter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">$( </code><code class="string">".selector"</code> <code class="plain">).on( </code><code class="string">"dropover"</code><code class="plain">, </code><code class="keyword">function</code><code class="plain">( event, ui ) {} );</code></div></div></td></tr></tbody></table></div>
 538 </div>
 539 </div></section><section class="entry-examples" id="entry-examples"><header><h2 class="underline">Example:</h2></header><div class="entry-example" id="example-0">
 540 <h4><span class="desc">A pair of draggable and droppable elements.</span></h4>
 541 <div class="syntaxhighlighter  "><table border="0" cellpadding="0" cellspacing="0"><tbody><tr><td class="gutter"><div class="line number1 index0 alt2">1</div><div class="line number2 index1 alt1">2</div><div class="line number3 index2 alt2">3</div><div class="line number4 index3 alt1">4</div><div class="line number5 index4 alt2">5</div><div class="line number6 index5 alt1">6</div><div class="line number7 index6 alt2">7</div><div class="line number8 index7 alt1">8</div><div class="line number9 index8 alt2">9</div><div class="line number10 index9 alt1">10</div><div class="line number11 index10 alt2">11</div><div class="line number12 index11 alt1">12</div><div class="line number13 index12 alt2">13</div><div class="line number14 index13 alt1">14</div><div class="line number15 index14 alt2">15</div><div class="line number16 index15 alt1">16</div><div class="line number17 index16 alt2">17</div><div class="line number18 index17 alt1">18</div><div class="line number19 index18 alt2">19</div><div class="line number20 index19 alt1">20</div><div class="line number21 index20 alt2">21</div><div class="line number22 index21 alt1">22</div><div class="line number23 index22 alt2">23</div><div class="line number24 index23 alt1">24</div><div class="line number25 index24 alt2">25</div><div class="line number26 index25 alt1">26</div><div class="line number27 index26 alt2">27</div><div class="line number28 index27 alt1">28</div><div class="line number29 index28 alt2">29</div><div class="line number30 index29 alt1">30</div><div class="line number31 index30 alt2">31</div><div class="line number32 index31 alt1">32</div><div class="line number33 index32 alt2">33</div><div class="line number34 index33 alt1">34</div><div class="line number35 index34 alt2">35</div><div class="line number36 index35 alt1">36</div><div class="line number37 index36 alt2">37</div><div class="line number38 index37 alt1">38</div><div class="line number39 index38 alt2">39</div><div class="line number40 index39 alt1">40</div><div class="line number41 index40 alt2">41</div><div class="line number42 index41 alt1">42</div></td><td class="code"><div class="container"><div class="line number1 index0 alt2"><code class="plain">&lt;!doctype html&gt;</code></div><div class="line number2 index1 alt1"><code class="plain">&lt;</code><code class="keyword">html</code> <code class="color1">lang</code><code class="plain">=</code><code class="string">"en"</code><code class="plain">&gt;</code></div><div class="line number3 index2 alt2"><code class="plain">&lt;</code><code class="keyword">head</code><code class="plain">&gt;</code></div><div class="line number4 index3 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">&lt;</code><code class="keyword">meta</code> <code class="color1">charset</code><code class="plain">=</code><code class="string">"utf-8"</code><code class="plain">&gt;</code></div><div class="line number5 index4 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">&lt;</code><code class="keyword">title</code><code class="plain">&gt;droppable demo&lt;/</code><code class="keyword">title</code><code class="plain">&gt;</code></div><div class="line number6 index5 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">&lt;</code><code class="keyword">link</code> <code class="color1">rel</code><code class="plain">=</code><code class="string">"stylesheet"</code> <code class="color1">href</code><code class="plain">=</code><code class="string">"<a href="http://code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css">http://code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css</a>"</code><code class="plain">&gt;</code></div><div class="line number7 index6 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">&lt;</code><code class="keyword">style</code><code class="plain">&gt;</code></div><div class="line number8 index7 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">#draggable {</code></div><div class="line number9 index8 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">width: 100px;</code></div><div class="line number10 index9 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">height: 100px;</code></div><div class="line number11 index10 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">background: #ccc;</code></div><div class="line number12 index11 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">}</code></div><div class="line number13 index12 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">#droppable {</code></div><div class="line number14 index13 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">position: absolute;</code></div><div class="line number15 index14 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">left: 250px;</code></div><div class="line number16 index15 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">top: 0;</code></div><div class="line number17 index16 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">width: 125px;</code></div><div class="line number18 index17 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">height: 125px;</code></div><div class="line number19 index18 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">background: #999;</code></div><div class="line number20 index19 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">color: #fff;</code></div><div class="line number21 index20 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">padding: 10px;</code></div><div class="line number22 index21 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">}</code></div><div class="line number23 index22 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">&lt;/</code><code class="keyword">style</code><code class="plain">&gt;</code></div><div class="line number24 index23 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">&lt;</code><code class="keyword">script</code> <code class="color1">src</code><code class="plain">=</code><code class="string">"<a href="http://code.jquery.com/jquery-1.8.3.js">http://code.jquery.com/jquery-1.8.3.js</a>"</code><code class="plain">&gt;&lt;/</code><code class="keyword">script</code><code class="plain">&gt;</code></div><div class="line number25 index24 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">&lt;</code><code class="keyword">script</code> <code class="color1">src</code><code class="plain">=</code><code class="string">"<a href="http://code.jquery.com/ui/1.9.2/jquery-ui.js">http://code.jquery.com/ui/1.9.2/jquery-ui.js</a>"</code><code class="plain">&gt;&lt;/</code><code class="keyword">script</code><code class="plain">&gt;</code></div><div class="line number26 index25 alt1"><code class="plain">&lt;/</code><code class="keyword">head</code><code class="plain">&gt;</code></div><div class="line number27 index26 alt2"><code class="plain">&lt;</code><code class="keyword">body</code><code class="plain">&gt;</code></div><div class="line number28 index27 alt1">&nbsp;</div><div class="line number29 index28 alt2"><code class="plain">&lt;</code><code class="keyword">div</code> <code class="color1">id</code><code class="plain">=</code><code class="string">"droppable"</code><code class="plain">&gt;Drop here&lt;/</code><code class="keyword">div</code><code class="plain">&gt;</code></div><div class="line number30 index29 alt1"><code class="plain">&lt;</code><code class="keyword">div</code> <code class="color1">id</code><code class="plain">=</code><code class="string">"draggable"</code><code class="plain">&gt;Drag me&lt;/</code><code class="keyword">div</code><code class="plain">&gt;</code></div><div class="line number31 index30 alt2">&nbsp;</div><div class="line number32 index31 alt1"><code class="plain">&lt;</code><code class="keyword">script</code><code class="plain">&gt;</code></div><div class="line number33 index32 alt2"><code class="plain">$( "#draggable" ).draggable();</code></div><div class="line number34 index33 alt1"><code class="plain">$( "#droppable" ).droppable({</code></div><div class="line number35 index34 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">drop: function() {</code></div><div class="line number36 index35 alt1"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">alert( "dropped" );</code></div><div class="line number37 index36 alt2"><code class="undefined spaces">&nbsp;&nbsp;&nbsp;&nbsp;</code><code class="plain">}</code></div><div class="line number38 index37 alt1"><code class="plain">});</code></div><div class="line number39 index38 alt2"><code class="plain">&lt;/</code><code class="keyword">script</code><code class="plain">&gt;</code></div><div class="line number40 index39 alt1">&nbsp;</div><div class="line number41 index40 alt2"><code class="plain">&lt;/</code><code class="keyword">body</code><code class="plain">&gt;</code></div><div class="line number42 index41 alt1"><code class="plain">&lt;/</code><code class="keyword">html</code><code class="plain">&gt;</code></div></div></td></tr></tbody></table></div>
 542 <h4>Demo:</h4>
 543 <div class="demo code-demo"></div>
 544 </div></section>
 545 </div></article>
 546
 547 </body>
 548 </html>