Make sure the kmail config is reloaded when a kcm based dialog changes

one of our settings, by hooking up to the KSettings::dispatcher. Nicely
solves proko2 issue 967.

svn path=/branches/kdepim/proko2/kdepim/; revision=490359

kmail_part.cpp

@@ -50,6 +50,8 @@ using KRecentAddress::RecentAddresses;
 #include <dcopclient.h>
 #include <kiconloader.h>
 #include <kdebug.h>
+#include <ksettings/dispatcher.h>
+
 
 #include <qlayout.h>
 
@@ -82,15 +84,15 @@ KMailPart::KMailPart(QWidget *parentWidget, const char *widgetName,
   kapp->dcopClient()->suspend(); // Don't handle DCOP requests yet
 
   //local, do the init
-  KMKernel *kmailKernel = new KMKernel();
-  kmailKernel->init();
-  kmailKernel->setXmlGuiInstance( KMailFactory::instance() );
+  KMKernel *mKMailKernel = new KMKernel();
+  mKMailKernel->init();
+  mKMailKernel->setXmlGuiInstance( KMailFactory::instance() );
 
   // and session management
-  kmailKernel->doSessionManagement();
+  mKMailKernel->doSessionManagement();
 
   // any dead letters?
-  kmailKernel->recoverDeadLetters();
+  mKMailKernel->recoverDeadLetters();
 
   kmsetSignalHandler(kmsignalHandler);
   kapp->dcopClient()->resume(); // Ok. We are ready for DCOP requests.
@@ -143,6 +145,9 @@ KMailPart::KMailPart(QWidget *parentWidget, const char *widgetName,
   KGlobal::iconLoader()->addAppDir( "kmail" );
   setXMLFile( "kmmainwin.rc" );
 #endif
+
+  KSettings::Dispatcher::self()->registerInstance( KMailFactory::instance(), mKMailKernel,
+                                                   SLOT( slotConfigChanged() ) );
 }
 
 KMailPart::~KMailPart()
@@ -246,6 +251,5 @@ KMainWindow * KMailStatusBarExtension::mainWindow() const
   return static_cast<KMainWindow*>( mParent->parentWidget() );
 }
 
-
 #include "kmail_part.moc"
 

kmail_part.h

@@ -76,7 +76,7 @@ class KMailPart: public KParts::ReadOnlyPart, virtual public KMailPartIface
     virtual void guiActivateEvent(KParts::GUIActivateEvent *e);
 
   private:
-    KMKernel *kmailKernel;
+    KMKernel *mKMailKernel;
     KMMainWidget *mainWidget;
     ActionManager *mActionManager;
     KMailBrowserExtension *m_extension;

kmkernel.h

@@ -285,11 +285,11 @@ public slots:
 
   void slotShowConfigurationDialog();
   void slotRunBackgroundTasks();
+  void slotConfigChanged();
 
 protected slots:
   void slotDataReq(KIO::Job*,QByteArray&);
   void slotResult(KIO::Job*);
-  void slotConfigChanged();
 
 signals:
   void configChanged();