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<title>Wt examples: Drag and Drop example</title>
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<div id="projectname">Wt examples
 <span id="projectnumber">3.2.3</span>
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<div class="title">Drag and Drop example</div> </div>
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Classes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classCharacter.html">Character</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">A Matrix character that takes red and/or blue pills. <a href="classCharacter.html#details">More...</a><br/></td></tr>
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Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="group__dragexample.html#ga2dce13ff08ea69ed783345ee01669a68">createDragImage</a> (const char *url, const char *smallurl, const char *mimeType, <a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *p)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Create an image which can be dragged. <a href="#ga2dce13ff08ea69ed783345ee01669a68"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="group__dragexample.html#ga14e2e7211ec4b667b4ba39d7cfe89dc1">DragExample::DragExample</a> (<a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html">Wt::WContainerWidget</a> *parent)</td></tr>
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<hr/><h2>Function Documentation</h2>
<a class="anchor" id="ga2dce13ff08ea69ed783345ee01669a68"></a><!-- doxytag: member="DragExample.C::createDragImage" ref="ga2dce13ff08ea69ed783345ee01669a68" args="(const char *url, const char *smallurl, const char *mimeType, WContainerWidget *p)" -->
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<td class="memname"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a>* createDragImage </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>url</em>, </td>
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<td class="paramkey"></td>
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<td class="paramtype">const char * </td>
<td class="paramname"><em>smallurl</em>, </td>
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<td class="paramtype">const char * </td>
<td class="paramname"><em>mimeType</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="elRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> * </td>
<td class="paramname"><em>p</em> </td>
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<td>)</td>
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<p>Create an image which can be dragged. </p>
<p>The image to be displayed when dragging is given by smallurl, and configured with the given mime type </p>
<p>Definition at line <a class="el" href="DragExample_8C_source.html#l00019">19</a> of file <a class="el" href="DragExample_8C_source.html">DragExample.C</a>.</p>
<div class="fragment"><pre class="fragment">{
<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a> *result = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a>(url, p);
<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a> *dragImage = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WImage.html">WImage</a>(smallurl, p);
<span class="comment">/*</span>
<span class="comment"> * Set the image to be draggable, showing the other image (dragImage)</span>
<span class="comment"> * to be used as the widget that is visually dragged.</span>
<span class="comment"> */</span>
result-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WInteractWidget.html#a556c14d02388720b1d95b2149be2e867">setDraggable</a>(mimeType, dragImage, <span class="keyword">true</span>);
<span class="keywordflow">return</span> result;
}
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<a class="anchor" id="ga14e2e7211ec4b667b4ba39d7cfe89dc1"></a><!-- doxytag: member="DragExample::DragExample" ref="ga14e2e7211ec4b667b4ba39d7cfe89dc1" args="(Wt::WContainerWidget *parent)" -->
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<td class="memname">DragExample::DragExample </td>
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<td class="paramname"><em>parent</em></td><td>)</td>
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<p>Definition at line <a class="el" href="DragExample_8C_source.html#l00035">35</a> of file <a class="el" href="DragExample_8C_source.html">DragExample.C</a>.</p>
<div class="fragment"><pre class="fragment"> :
<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html#a520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(parent)
{
<span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a>(<span class="stringliteral">"<p>Help these people with their decision by dragging one of "</span>
<span class="stringliteral">"the pills.</p>"</span>, <span class="keyword">this</span>);
<span class="keywordflow">if</span> (!wApp->environment().javaScript()) {
<span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WText.html">WText</a>(<span class="stringliteral">"<i>This examples requires that javascript support is "</span>
<span class="stringliteral">"enabled.</i>"</span>, <span class="keyword">this</span>);
}
<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *pills = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html#a520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(<span class="keyword">this</span>);
pills-><a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html#aba13c9e62c74bcba53519ee9cf41f40a">setContentAlignment</a>(AlignCenter);
<a class="code" href="group__dragexample.html#ga2dce13ff08ea69ed783345ee01669a68" title="Create an image which can be dragged.">createDragImage</a>(<span class="stringliteral">"icons/blue-pill.jpg"</span>,
<span class="stringliteral">"icons/blue-pill-small.png"</span>,
<span class="stringliteral">"blue-pill"</span>, pills);
<a class="code" href="group__dragexample.html#ga2dce13ff08ea69ed783345ee01669a68" title="Create an image which can be dragged.">createDragImage</a>(<span class="stringliteral">"icons/red-pill.jpg"</span>,
<span class="stringliteral">"icons/red-pill-small.png"</span>,
<span class="stringliteral">"red-pill"</span>, pills);
<a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html">WContainerWidget</a> *dropSites = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html" href="../../reference/html/classWt_1_1WContainerWidget.html#a520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(<span class="keyword">this</span>);
<span class="keyword">new</span> <a class="code" href="classCharacter.html" title="A Matrix character that takes red and/or blue pills.">Character</a>(<span class="stringliteral">"Neo"</span>, dropSites);
<span class="keyword">new</span> <a class="code" href="classCharacter.html" title="A Matrix character that takes red and/or blue pills.">Character</a>(<span class="stringliteral">"Morpheus"</span>, dropSites);
<span class="keyword">new</span> <a class="code" href="classCharacter.html" title="A Matrix character that takes red and/or blue pills.">Character</a>(<span class="stringliteral">"Trinity"</span>, dropSites);
}
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