===================================================================
RCS file: /cvsroot/ParaView3/ParaView3/Qt/Components/pqAnimationManager.h,v
retrieving revision 1.15
diff -u -r1.15 pqAnimationManager.h
--- pqAnimationManager.h	4 Apr 2008 13:30:37 -0000	1.15
+++ pqAnimationManager.h	5 Nov 2008 22:21:41 -0000
@@ -85,6 +85,12 @@
   // Saves the animation geometry from the active scene
   // as visible in the given view.
   bool saveGeometry(const QString& filename, pqView* view);
+  
+  /// Save the settings of "save animation" with QSettings.
+  void saveSettings();
+
+  /// Apply the settings from QSettings to "save animation".
+  void restoreSettings();
 
 signals:
   /// emitted when the active scene changes (\c scene may be NULL).
@@ -127,6 +133,9 @@
 
   class pqInternals;
   pqInternals* Internals;
+  
+  // the most recently used file extension
+  QString AnimationExtension;
 };

===================================================================
RCS file: /cvsroot/ParaView3/ParaView3/Qt/Components/pqAnimationManager.cxx,v
retrieving revision 1.30
diff -u -r1.30 pqAnimationManager.cxx
--- pqAnimationManager.cxx	21 Aug 2008 13:46:27 -0000	1.30
+++ pqAnimationManager.cxx	5 Nov 2008 22:23:00 -0000
@@ -64,6 +64,7 @@
 #include "pqSMAdaptor.h"
 #include "pqView.h"
 #include "pqViewManager.h"
+#include "pqSettings.h"
 
 #define SEQUENCE 0
 #define REALTIME 1
@@ -99,11 +100,14 @@
     this, SLOT(updateViewModules()));
   QObject::connect(smmodel, SIGNAL(viewRemoved(pqView*)),
     this, SLOT(updateViewModules()));
+  
+  this->restoreSettings();
 }
 
 //-----------------------------------------------------------------------------
 pqAnimationManager::~pqAnimationManager()
 {
+  this->saveSettings();
   delete this->Internals;
 }
 
@@ -444,6 +448,7 @@
     disconnect_and_save?  scene->getServer() : 0,
     parent_window,
     tr("Save Animation"), QString(), filters);
+  file_dialog->setRecentlyUsedExtension(this->AnimationExtension);
   file_dialog->setObjectName("FileSaveAnimationDialog");
   file_dialog->setFileMode(pqFileDialog::AnyFile);
   if (file_dialog->exec() != QDialog::Accepted)
@@ -452,7 +457,10 @@
     return false;
     }
 
-  QStringList files = file_dialog->getSelectedFiles();
+  QStringList files  = file_dialog->getSelectedFiles();
+  QFileInfo fileInfo = QFileInfo( files[0] );
+  this->AnimationExtension = QString("*.") + fileInfo.suffix();
+  
   // essential to destroy file dialog, before we disconnect from the server, if
   // at all.
   delete file_dialog;
@@ -616,6 +624,30 @@
 }
 
 //-----------------------------------------------------------------------------
+void pqAnimationManager::restoreSettings()
+{
+  // Load the most recently used file extension from QSettings, if available.
+  pqSettings* settings = pqApplicationCore::instance()->settings();
+
+  if ( settings->contains("extensions/AnimationExtension") )
+    {
+    this->AnimationExtension = settings->value("extensions/AnimationExtension").toString();
+    }
+  else
+    {
+    this->AnimationExtension = QString();
+    }
+}
+
+//-----------------------------------------------------------------------------
+void pqAnimationManager::saveSettings()
+{ 
+  // Save the most recently used file extension to QSettings.
+  pqSettings* settings = pqApplicationCore::instance()->settings();
+  settings->setValue("extensions/AnimationExtension", this->AnimationExtension);
+}
+
+//-----------------------------------------------------------------------------
 void pqAnimationManager::onTick(int progress)
 {
   emit this->saveProgress("Saving Animation", progress);

===================================================================
RCS file: /cvsroot/ParaView3/ParaView3/Qt/Components/pqMainWindowCore.h,v
retrieving revision 1.98
diff -u -r1.98 pqMainWindowCore.h
--- pqMainWindowCore.h	5 Nov 2008 15:43:51 -0000	1.98
+++ pqMainWindowCore.h	6 Nov 2008 14:03:28 -0000
@@ -263,6 +263,12 @@
 
   /// Provides access to the menu manager used for the sources menu.
   pqProxyMenuManager* sourcesMenuManager() const;
+  
+  /// Save the settings of "save data" and "save screenshot" with QSettings.
+  void saveSettings();
+
+  /// Apply the settings from QSettings to "save data" and "save screenshot".
+  void restoreSettings();
 
 signals:
   void enableFileLoadServerState(bool);
@@ -495,6 +501,9 @@
   class pqImplementation;
   pqImplementation* Implementation;
   void constructorHelper(QWidget *parent);
+
+  QString  ScreenshotExtension;
+  QString  DataExtension;
 };
 
 #endif // !_pqMainWindowCore_h

===================================================================
RCS file: /cvsroot/ParaView3/ParaView3/Qt/Components/pqMainWindowCore.cxx,v
retrieving revision 1.293
diff -u -r1.293 pqMainWindowCore.cxx
--- pqMainWindowCore.cxx	8 Nov 2008 12:31:31 -0000	1.293
+++ pqMainWindowCore.cxx	21 Nov 2008 15:12:53 -0000
@@ -630,11 +630,15 @@
   // can be used by the display panels.
   core->registerManager("COLOR_SCALE_EDITOR",
       this->getColorScaleEditorManager());
+  
+  // the most recently used file extensions
+  this->restoreSettings();
 }
 
 //-----------------------------------------------------------------------------
 pqMainWindowCore::~pqMainWindowCore()
 {
+  this->saveSettings();
   delete Implementation;
 }
 
@@ -1522,6 +1526,41 @@
 }
 
 //-----------------------------------------------------------------------------
+void pqMainWindowCore::restoreSettings()
+{
+  // Load the most recently used file extensions from QSettings, if available.
+  pqSettings* settings = pqApplicationCore::instance()->settings();
+  
+  if ( settings->contains("extensions/ScreenshotExtension") )
+    {
+    this->ScreenshotExtension =
+       settings->value("extensions/ScreenshotExtension").toString();
+    }
+  else
+    {
+    this->ScreenshotExtension = QString();
+    }
+  
+  if ( settings->contains("extensions/DataExtension") )
+    {
+    this->DataExtension = settings->value("extensions/DataExtension").toString();
+    }
+  else
+    {
+    this->DataExtension = QString();
+    }
+}
+
+//-----------------------------------------------------------------------------
+void pqMainWindowCore::saveSettings()
+{ 
+  // Save the most recently used file extensions to QSettings.
+  pqSettings* settings = pqApplicationCore::instance()->settings();
+  settings->setValue("extensions/ScreenshotExtension", this->ScreenshotExtension);
+  settings->setValue("extensions/DataExtension",       this->DataExtension);
+}
+
+//-----------------------------------------------------------------------------
 void pqMainWindowCore::makeDefaultConnectionIfNoneExists()
 {
   if (this->getActiveServer())
@@ -1731,11 +1770,18 @@
 
   pqFileDialog file_dialog(port->getServer(),
     this->Implementation->Parent, tr("Save File:"), QString(), filters);
+  file_dialog.setRecentlyUsedExtension(this->DataExtension);
   file_dialog.setObjectName("FileSaveDialog");
   file_dialog.setFileMode(pqFileDialog::AnyFile);
   QObject::connect(&file_dialog, SIGNAL(filesSelected(const QStringList&)), 
     this, SLOT(onFileSaveData(const QStringList&)));
-  file_dialog.exec();
+  
+  if ( file_dialog.exec() == QDialog::Accepted )
+    {
+    QString selectedFile = file_dialog.getSelectedFiles()[0];
+    QFileInfo fileInfo  = QFileInfo( selectedFile );
+    this->DataExtension = QString("*.") + fileInfo.suffix();
+    }
 }
 
 //-----------------------------------------------------------------------------
@@ -1851,12 +1897,16 @@
   filters += ";;PDF file (*.pdf)";
   pqFileDialog* const file_dialog = new pqFileDialog(NULL,
     this->Implementation->Parent, tr("Save Screenshot:"), QString(), filters);
+  file_dialog->setRecentlyUsedExtension(this->ScreenshotExtension);
   file_dialog->setObjectName("FileSaveScreenshotDialog");
   file_dialog->setFileMode(pqFileDialog::AnyFile);
   if (file_dialog->exec() == QDialog::Accepted)
     {
     vtkSmartPointer<vtkImageData> img;
     QString file = file_dialog->getSelectedFiles()[0];
+    QFileInfo fileInfo = QFileInfo( file );
+    this->ScreenshotExtension = QString("*.") + fileInfo.suffix();
+    
     if (ssDialog.saveAllViews())
       {
       img.TakeReference(this->multiViewManager().captureImage( 

===================================================================
RCS file: /cvsroot/ParaView3/ParaView3/Qt/Core/pqFileDialog.h,v
retrieving revision 1.9
diff -u -r1.9 pqFileDialog.h
--- pqFileDialog.h	15 Apr 2008 20:22:22 -0000	1.9
+++ pqFileDialog.h	5 Nov 2008 22:19:23 -0000
@@ -109,6 +109,9 @@
   /// set the file mode
   void setFileMode(FileMode);
 
+  /// set the most recently used file extension
+  void setRecentlyUsedExtension(const QString& fileExtension);
+
   /// Returns the set of files
   QStringList getSelectedFiles();

===================================================================
RCS file: /cvsroot/ParaView3/ParaView3/Qt/Core/pqFileDialog.cxx,v
retrieving revision 1.35
diff -u -r1.35 pqFileDialog.cxx
--- pqFileDialog.cxx	17 Sep 2008 17:27:21 -0000	1.35
+++ pqFileDialog.cxx	5 Nov 2008 22:20:54 -0000
@@ -437,7 +437,6 @@
   menu.exec(this->Implementation->Ui.Files->mapToGlobal(menuPos));
 }
 
-
 //-----------------------------------------------------------------------------
 void pqFileDialog::setFileMode(pqFileDialog::FileMode mode)
 {
@@ -470,6 +469,27 @@
 }
 
 //-----------------------------------------------------------------------------
+void pqFileDialog::setRecentlyUsedExtension(const QString& fileExtension)
+{
+  if ( fileExtension == QString() )
+    {
+    // upon the initial use of any kind (e.g., data or screenshot) of dialog
+    // 'fileExtension' is equal /set to an empty string.
+    // In this case, no any user preferences are considered
+    this->Implementation->Ui.FileType->setCurrentIndex(0);
+    }
+  else
+    {
+    int index = this->Implementation->Ui.FileType->findText(fileExtension,
+                                                            Qt::MatchContains);
+    // just in case the provided extension is not in the combobox list
+    index = (index == -1) ? 0 : index;
+    
+    this->Implementation->Ui.FileType->setCurrentIndex(index);
+  }
+}
+
+//-----------------------------------------------------------------------------
 void pqFileDialog::emitFilesSelected(const QStringList& files)
 {
   // Ensure that we are hidden before broadcasting the selection,