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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>Wt: Wt::WLocalizedStrings Class Reference</title>
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<div class="navpath"><a class="el" href="namespaceWt.html">Wt</a>::<a class="el" href="classWt_1_1WLocalizedStrings.html">WLocalizedStrings</a>
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<h1>Wt::WLocalizedStrings Class Reference</h1><!-- doxytag: class="Wt::WLocalizedStrings" -->An abstract class that provides support for localized strings.
<a href="#_details">More...</a>
<p>
<code>#include <Wt/WLocalizedStrings></code>
<p>
<div class="dynheader">
Inheritance diagram for Wt::WLocalizedStrings:</div>
<div class="dynsection">
<p><center><img src="classWt_1_1WLocalizedStrings__inherit__graph.png" border="0" usemap="#Wt_1_1WLocalizedStrings__inherit__map" alt="Inheritance graph"></center>
<map name="Wt_1_1WLocalizedStrings__inherit__map">
<area shape="rect" href="classWt_1_1WCombinedLocalizedStrings.html" title="A localized string resolver that bundles multiple string resolvers." alt="" coords="5,80,216,107"><area shape="rect" href="classWt_1_1WMessageResourceBundle.html" title="Support for localized strings using XML files." alt="" coords="240,80,445,107"></map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center></div>
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<a href="classWt_1_1WLocalizedStrings-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="04d2e40e52b9827bb5eb4759b9928f66"></a><!-- doxytag: member="Wt::WLocalizedStrings::~WLocalizedStrings" ref="04d2e40e52b9827bb5eb4759b9928f66" args="()" -->
virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WLocalizedStrings.html#04d2e40e52b9827bb5eb4759b9928f66">~WLocalizedStrings</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <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_1WLocalizedStrings.html#71b2ca0b40eed56ee1acba8f865e7220">refresh</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Rereads the message resources. <a href="#71b2ca0b40eed56ee1acba8f865e7220"></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_1WLocalizedStrings.html#2ea29ba180ed9af25cf561f0df6a995d">hibernate</a> ()</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Purges memory resources, if possible. <a href="#2ea29ba180ed9af25cf561f0df6a995d"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1WLocalizedStrings.html#05666a0ae917e4fd6deafdd2f4b98ba2">resolveKey</a> (const std::string &key, std::string &result)=0</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Resolves a key in the current locale. <a href="#05666a0ae917e4fd6deafdd2f4b98ba2"></a><br></td></tr>
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<hr><a name="_details"></a><h2>Detailed Description</h2>
An abstract class that provides support for localized strings.
<p>
This abstract class provides the content to localized WStrings, by resolving the key to a string using the current application locale.<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WString.html#0afc7dc0f9897456d71b569a86ca26c1" title="Creates a localized string from a key.">WString::tr()</a>, <a class="el" href="classWt_1_1WApplication.html#1039775b5a73ff2efc34a482ebd112a8" title="Sets the resource object that provides localized strings.">WApplication::setLocalizedStrings()</a> </dd></dl>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="71b2ca0b40eed56ee1acba8f865e7220"></a><!-- doxytag: member="Wt::WLocalizedStrings::refresh" ref="71b2ca0b40eed56ee1acba8f865e7220" args="()" -->
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<td class="memname">void Wt::WLocalizedStrings::refresh </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td><code> [virtual]</code></td>
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<p>
Rereads the message resources.
<p>
Purge any cached key/values, if applicable.<p>
The default implementation does nothing.
<p>Reimplemented in <a class="el" href="classWt_1_1WCombinedLocalizedStrings.html#ad27735fdadc6e0deb52f55e8ca77d17">Wt::WCombinedLocalizedStrings</a>, and <a class="el" href="classWt_1_1WMessageResourceBundle.html#8dd275eff8f823ee58a1e673a79b71e7">Wt::WMessageResourceBundle</a>.</p>
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<a class="anchor" name="2ea29ba180ed9af25cf561f0df6a995d"></a><!-- doxytag: member="Wt::WLocalizedStrings::hibernate" ref="2ea29ba180ed9af25cf561f0df6a995d" args="()" -->
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<td class="memname">void Wt::WLocalizedStrings::hibernate </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td><code> [virtual]</code></td>
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<p>
Purges memory resources, if possible.
<p>
This is called afer event handling, and is an opportunity to conserve memory inbetween events, by freeing memory used for cached key/value bindings, if applicable.<p>
The default implementation does nothing.
<p>Reimplemented in <a class="el" href="classWt_1_1WCombinedLocalizedStrings.html#bf4a64defdd472751aab40d561dddd1d">Wt::WCombinedLocalizedStrings</a>, and <a class="el" href="classWt_1_1WMessageResourceBundle.html#5e6c391a95229691fcae8c058c637b7b">Wt::WMessageResourceBundle</a>.</p>
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</div><p>
<a class="anchor" name="05666a0ae917e4fd6deafdd2f4b98ba2"></a><!-- doxytag: member="Wt::WLocalizedStrings::resolveKey" ref="05666a0ae917e4fd6deafdd2f4b98ba2" args="(const std::string &key, std::string &result)=0" -->
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<td class="memname">virtual bool Wt::WLocalizedStrings::resolveKey </td>
<td>(</td>
<td class="paramtype">const std::string & </td>
<td class="paramname"> <em>key</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">std::string & </td>
<td class="paramname"> <em>result</em></td><td> </td>
</tr>
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<td></td>
<td>)</td>
<td></td><td></td><td><code> [pure virtual]</code></td>
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<p>
Resolves a key in the current locale.
<p>
This method is used by <a class="el" href="classWt_1_1WString.html" title="A unicode string class, with support for localization.">WString</a> to obtain the UTF8 value corresponding to a key in the current locale.<p>
Returns <code>true</code> if the key could be resolved. The value is written in <code>result</code>, encoded using UTF8.<p>
<dl class="see" compact><dt><b>See also:</b></dt><dd><a class="el" href="classWt_1_1WApplication.html#6e782f1f38a6f56e2024aab1a917a80b" title="Returns the current locale.">WApplication::locale()</a> </dd></dl>
<p>Implemented in <a class="el" href="classWt_1_1WCombinedLocalizedStrings.html#cbe64134b2d1c13abf98ed8b1b039f00">Wt::WCombinedLocalizedStrings</a>, and <a class="el" href="classWt_1_1WMessageResourceBundle.html#22878a466da85139384133f01c7fec77">Wt::WMessageResourceBundle</a>.</p>
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