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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>Wt: Wt::WFitLayout Class Reference</title>
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<h1>Wt::WFitLayout Class Reference</h1><!-- doxytag: class="Wt::WFitLayout" --><!-- doxytag: inherits="Wt::WLayout" -->A layout manager which spans a single widget to all available space.
<a href="#_details">More...</a>
<p>
<code>#include <Wt/WFitLayout></code>
<p>
<div class="dynheader">
Inheritance diagram for Wt::WFitLayout:</div>
<div class="dynsection">
<p><center><img src="classWt_1_1WFitLayout__inherit__graph.png" border="0" usemap="#Wt_1_1WFitLayout__inherit__map" alt="Inheritance graph"></center>
<map name="Wt_1_1WFitLayout__inherit__map">
<area shape="rect" href="classWt_1_1WLayout.html" title="An abstract base class for layout managers." alt="" coords="85,80,181,107"><area shape="rect" href="classWt_1_1WLayoutItem.html" title="An abstract base class for items that can participate in a layout." alt="" coords="5,5,128,32"><area shape="rect" href="classWt_1_1WObject.html" title="A base class for objects that participate in the signal/slot system." alt="" coords="152,5,248,32"></map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center></div>
<p>
<a href="classWt_1_1WFitLayout-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6d164d46d0d57581b175cd424fd14a02"></a><!-- doxytag: member="Wt::WFitLayout::WFitLayout" ref="6d164d46d0d57581b175cd424fd14a02" args="(WWidget *parent=0)" -->
</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WFitLayout.html#6d164d46d0d57581b175cd424fd14a02">WFitLayout</a> (<a class="el" href="classWt_1_1WWidget.html">WWidget</a> *parent=0)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates a new fit layout. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WFitLayout.html#c961be1e914193e5f46992ef326d0939">addItem</a> (<a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> *)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Adds a layout <em>item</em>. <a href="#c961be1e914193e5f46992ef326d0939"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WFitLayout.html#fd4c47377c0aa0a3a55db13a0ff2bae2">removeItem</a> (<a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> *)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Removes a layout <em>item</em> (widget or nested layout). <a href="#fd4c47377c0aa0a3a55db13a0ff2bae2"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual <a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WFitLayout.html#9a058c59e6fc3d7526d1d3c57c940049">itemAt</a> (int index) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the layout item at a specific <em>index</em>. <a href="#9a058c59e6fc3d7526d1d3c57c940049"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WFitLayout.html#68002f0345e96fdfec1ccaa823c52a3e">indexOf</a> (<a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> *item) const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the index of a given <em>item</em>. <a href="#68002f0345e96fdfec1ccaa823c52a3e"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WFitLayout.html#f8f23224493fcb1958fa676fd079b5e7">count</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Returns the number of items in this layout. <a href="#f8f23224493fcb1958fa676fd079b5e7"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
A layout manager which spans a single widget to all available space.
<p>
This layout manager may manage only a single child widget, and sizes that widget so that it uses all space available in the parent.<p>
<dl class="note" compact><dt><b>Note:</b></dt><dd>This layout manager is applicable only to <a class="el" href="classWt_1_1Ext_1_1Container.html" title="A container class which manages its contents using layout managers.">Ext::Container</a> container widgets. If you wish to fit widgets within a container widgets, use a <a class="el" href="classWt_1_1WBoxLayout.html" title="A layout manager which arranges widgets horizontally or vertically.">WBoxLayout</a> instead (with a single child). </dd></dl>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="c961be1e914193e5f46992ef326d0939"></a><!-- doxytag: member="Wt::WFitLayout::addItem" ref="c961be1e914193e5f46992ef326d0939" args="(WLayoutItem *)" -->
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<td class="memname">void Wt::WFitLayout::addItem </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> * </td>
<td class="paramname"> <em>item</em> </td>
<td> ) </td>
<td><code> [virtual]</code></td>
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<p>
Adds a layout <em>item</em>.
<p>
The item may be a widget or nested layout.<p>
How the item is layed out with respect to siblings is implementation specific to the layout manager. In some cases, a layout manager will overload this method with extra arguments that specify layout options.<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WFitLayout.html#fd4c47377c0aa0a3a55db13a0ff2bae2" title="Removes a layout item (widget or nested layout).">removeItem(WLayoutItem *)</a>, <a class="el" href="classWt_1_1WLayout.html#886d2ec4b6b97524ba3dff93252e6540" title="Adds the given widget to the layout.">addWidget(WWidget *)</a> </dd></dl>
<p>Implements <a class="el" href="classWt_1_1WLayout.html#d4a778298c01d290692afc77e441c629">Wt::WLayout</a>.</p>
</div>
</div><p>
<a class="anchor" name="fd4c47377c0aa0a3a55db13a0ff2bae2"></a><!-- doxytag: member="Wt::WFitLayout::removeItem" ref="fd4c47377c0aa0a3a55db13a0ff2bae2" args="(WLayoutItem *)" -->
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<td class="memname">void Wt::WFitLayout::removeItem </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> * </td>
<td class="paramname"> <em>item</em> </td>
<td> ) </td>
<td><code> [virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Removes a layout <em>item</em> (widget or nested layout).
<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WFitLayout.html#c961be1e914193e5f46992ef326d0939" title="Adds a layout item.">addItem(WLayoutItem *)</a>, <a class="el" href="classWt_1_1WLayout.html#3f5e0f62a0deb8f2473e52c5270128d5" title="Removes the given widget from the layout.">removeWidget(WWidget *)</a> </dd></dl>
<p>Implements <a class="el" href="classWt_1_1WLayout.html#8c8d94070a51e669f8077249b67742ae">Wt::WLayout</a>.</p>
</div>
</div><p>
<a class="anchor" name="9a058c59e6fc3d7526d1d3c57c940049"></a><!-- doxytag: member="Wt::WFitLayout::itemAt" ref="9a058c59e6fc3d7526d1d3c57c940049" args="(int index) const " -->
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<td class="memname"><a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> * Wt::WFitLayout::itemAt </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"> <em>index</em> </td>
<td> ) </td>
<td> const<code> [virtual]</code></td>
</tr>
</table>
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<div class="memdoc">
<p>
Returns the layout item at a specific <em>index</em>.
<p>
If there is no item at the <code>index</code>, <code>0</code> is returned.<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WFitLayout.html#68002f0345e96fdfec1ccaa823c52a3e" title="Returns the index of a given item.">indexOf(WLayoutItem *) const</a>, <a class="el" href="classWt_1_1WFitLayout.html#f8f23224493fcb1958fa676fd079b5e7" title="Returns the number of items in this layout.">count()</a> </dd></dl>
<p>Implements <a class="el" href="classWt_1_1WLayout.html#3d48e5e4f56ad5d1b0e60180ebc91442">Wt::WLayout</a>.</p>
</div>
</div><p>
<a class="anchor" name="68002f0345e96fdfec1ccaa823c52a3e"></a><!-- doxytag: member="Wt::WFitLayout::indexOf" ref="68002f0345e96fdfec1ccaa823c52a3e" args="(WLayoutItem *item) const " -->
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<td class="memname">int Wt::WFitLayout::indexOf </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classWt_1_1WLayoutItem.html">WLayoutItem</a> * </td>
<td class="paramname"> <em>item</em> </td>
<td> ) </td>
<td> const<code> [virtual]</code></td>
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<p>
Returns the index of a given <em>item</em>.
<p>
The default implementation loops over all items, and returns the index for which itemAt(index) equals <code>item</code>.<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WFitLayout.html#9a058c59e6fc3d7526d1d3c57c940049" title="Returns the layout item at a specific index.">itemAt(int) const</a> </dd></dl>
<p>Reimplemented from <a class="el" href="classWt_1_1WLayout.html#fecba709ae19b93ef9bbe167650dbc5c">Wt::WLayout</a>.</p>
</div>
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<a class="anchor" name="f8f23224493fcb1958fa676fd079b5e7"></a><!-- doxytag: member="Wt::WFitLayout::count" ref="f8f23224493fcb1958fa676fd079b5e7" args="() const " -->
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<td class="memname">int Wt::WFitLayout::count </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td> const<code> [virtual]</code></td>
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<p>
Returns the number of items in this layout.
<p>
This may be a theoretical number, which is greater than the actual number of items. It can be used to iterate over the items in the layout, in conjunction with <a class="el" href="classWt_1_1WFitLayout.html#9a058c59e6fc3d7526d1d3c57c940049" title="Returns the layout item at a specific index.">itemAt()</a>.
<p>Implements <a class="el" href="classWt_1_1WLayout.html#799b3cce5c1717b18e54c14471e84033">Wt::WLayout</a>.</p>
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