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<li class="navelem"><a class="el" href="namespaceWt.html">Wt</a> </li>
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<a href="#pub-methods">Public Member Functions</a> </div>
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<div class="title">Wt::WAbstractTableModel Class Reference<div class="ingroups"><a class="el" href="group__modelview.html">Model/view system</a></div></div> </div>
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<!-- doxytag: class="Wt::WAbstractTableModel" --><!-- doxytag: inherits="Wt::WAbstractItemModel" -->
<p>An abstract table model for use with Wt's view classes.
<a href="classWt_1_1WAbstractTableModel.html#details">More...</a></p>
<p><code>#include <Wt/WAbstractTableModel></code></p>
<div class="dynheader">
Inheritance diagram for Wt::WAbstractTableModel:</div>
<div class="dyncontent">
<div class="center"><img src="classWt_1_1WAbstractTableModel__inherit__graph.png" border="0" usemap="#Wt_1_1WAbstractTableModel_inherit__map" alt="Inheritance graph"/></div>
<map name="Wt_1_1WAbstractTableModel_inherit__map" id="Wt_1_1WAbstractTableModel_inherit__map">
<area shape="rect" href="classWt_1_1Dbo_1_1QueryModel.html" title="A Wt MVC Model to view/edit query results." alt="" coords="5,229,213,256"/><area shape="rect" href="classWt_1_1WAbstractItemModel.html" title="An abstract model for use with Wt's view classes." alt="" coords="25,80,193,107"/><area shape="rect" href="classWt_1_1WObject.html" title="A base class for objects that participate in the signal/slot system." alt="" coords="61,5,157,32"/></map>
<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
<p><a href="classWt_1_1WAbstractTableModel-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a551379320897d45f339a981819a401c6"></a><!-- doxytag: member="Wt::WAbstractTableModel::WAbstractTableModel" ref="a551379320897d45f339a981819a401c6" args="(WObject *parent=0)" -->
 </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WAbstractTableModel.html#a551379320897d45f339a981819a401c6">WAbstractTableModel</a> (<a class="el" href="classWt_1_1WObject.html">WObject</a> *parent=0)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates a new abstract list model. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a64cd2524d094f0f47222c40ccf1c4adf"></a><!-- doxytag: member="Wt::WAbstractTableModel::~WAbstractTableModel" ref="a64cd2524d094f0f47222c40ccf1c4adf" args="()" -->
 </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WAbstractTableModel.html#a64cd2524d094f0f47222c40ccf1c4adf">~WAbstractTableModel</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WAbstractTableModel.html#a44b9b329d82283646deeae136d83f656">parent</a> (const <a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> &index) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the parent for a model index. <a href="#a44b9b329d82283646deeae136d83f656"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WAbstractTableModel.html#a4f025afd9303676b1789dd336dfcbe7c">index</a> (int row, int column, const <a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> &parent=<a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a>()) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the child index for the given row and column. <a href="#a4f025afd9303676b1789dd336dfcbe7c"></a><br/></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>An abstract table model for use with Wt's view classes. </p>
<p>An abstract table model specializes <a class="el" href="classWt_1_1WAbstractItemModel.html" title="An abstract model for use with Wt's view classes.">WAbstractItemModel</a> for two-dimensional tables (but no hierarchical models).</p>
<p>It cannot be used directly but must be subclassed. Subclassed models must at least reimplement <a class="el" href="classWt_1_1WAbstractItemModel.html#abcf7912a95a0a60f8e9b1c37d30b8383" title="Returns the number of columns.">columnCount()</a>, <a class="el" href="classWt_1_1WAbstractItemModel.html#ab0709a8f71fd5df882f29bb29fd055f0" title="Returns the number of rows.">rowCount()</a> and <a class="el" href="classWt_1_1WAbstractItemModel.html#a9112b74d160f916ef75fb6c1c09dd8fe" title="Returns data at a specific model index.">data()</a>. </p>
</div><hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="a4f025afd9303676b1789dd336dfcbe7c"></a><!-- doxytag: member="Wt::WAbstractTableModel::index" ref="a4f025afd9303676b1789dd336dfcbe7c" args="(int row, int column, const WModelIndex &parent=WModelIndex()) const " -->
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<td class="memname"><a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> Wt::WAbstractTableModel::index </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>row</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>column</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const <a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> & </td>
<td class="paramname"><em>parent</em> = <code><a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a>()</code> </td>
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<td></td>
<td>)</td>
<td></td><td> const<code> [virtual]</code></td>
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<p>Returns the child index for the given row and column. </p>
<p>When implementing this method, you can use <a class="el" href="classWt_1_1WAbstractItemModel.html#ac837a73fe423255035ffb076946de122" title="Creates a model index for the given row and column.">createIndex()</a> to create an index that corresponds to the item at <code>row</code> and <code>column</code> within <code>parent</code>.</p>
<p>If the location is invalid (out of bounds at the parent), then an invalid index must be returned.</p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WAbstractTableModel.html#a44b9b329d82283646deeae136d83f656" title="Returns the parent for a model index.">parent()</a> </dd></dl>
<p>Implements <a class="el" href="classWt_1_1WAbstractItemModel.html#a83f37bf04b8574b328c139b02523b8cb">Wt::WAbstractItemModel</a>.</p>
</div>
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<a class="anchor" id="a44b9b329d82283646deeae136d83f656"></a><!-- doxytag: member="Wt::WAbstractTableModel::parent" ref="a44b9b329d82283646deeae136d83f656" args="(const WModelIndex &index) const " -->
<div class="memitem">
<div class="memproto">
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<td class="memname"><a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> Wt::WAbstractTableModel::parent </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classWt_1_1WModelIndex.html">WModelIndex</a> & </td>
<td class="paramname"><em>index</em></td><td>)</td>
<td> const<code> [virtual]</code></td>
</tr>
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</div>
<div class="memdoc">
<p>Returns the parent for a model index. </p>
<p>An implementation should use <a class="el" href="classWt_1_1WAbstractItemModel.html#ac837a73fe423255035ffb076946de122" title="Creates a model index for the given row and column.">createIndex()</a> to create a model index that corresponds to the parent of a given index.</p>
<p>Note that the index itself may be stale (referencing a row/column within the parent that is outside the model geometry), but its parent (identified by the <a class="el" href="classWt_1_1WModelIndex.html#a44aabe692bba87ba144c1ab9a7f98eb3" title="Returns the internal pointer.">WModelIndex::internalPointer()</a>) is referencing an existing parent. A stale index can only be used while the model geometry is being updated, i.e. during the emission of the corresponding [rows/columns](Being)[Removed/Inserted]() signals.</p>
<dl class="see"><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WAbstractTableModel.html#a4f025afd9303676b1789dd336dfcbe7c" title="Returns the child index for the given row and column.">index()</a> </dd></dl>
<p>Implements <a class="el" href="classWt_1_1WAbstractItemModel.html#ada454d45706ca0c1a0921dedd351c48c">Wt::WAbstractItemModel</a>.</p>
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