SHow/hide ParaView view manager

[modules/paravis.git] / src / PVGUI / PVGUI_ViewWindow.cxx

diff --git a/src/PVGUI/PVGUI_ViewWindow.cxx b/src/PVGUI/PVGUI_ViewWindow.cxx
index d146a322e3358af4398bfe180da92633bd72a21f..a8c03aaa7f3bebd744c9ef6083de7eb62b815c16 100644 (file)
--- a/src/PVGUI/PVGUI_ViewWindow.cxx
+++ b/src/PVGUI/PVGUI_ViewWindow.cxx
@@ -44,32 +44,24 @@ PVGUI_ViewWindow::PVGUI_ViewWindow( SUIT_Desktop* theDesktop, PVGUI_Viewer* theM
   : SUIT_ViewWindow( theDesktop ), myPVMgr( 0 )
 {
   myModel = theModel;
-  myPVMgr = new pqViewManager( this );
-
-  setCentralWidget( myPVMgr );
-
-  myPVMgr->installEventFilter( this );
 }
 
 /*!
   \brief Destructor.
+  As pqViewManager persists through the whole session,
+  the destructor first removes it from the children of this PVGUI_ViewWindow
+  to prevent its unexpected deletion.
 */
 PVGUI_ViewWindow::~PVGUI_ViewWindow()
 {
+  if ( myPVMgr ) {
+    myPVMgr->setParent( 0 );
+    myPVMgr->hide();
+    myPVMgr = 0;
+    setCentralWidget( 0 );
+  }
 }
 
-/*!
-  \brief Custom event filter.
-  \param watched event receiver object
-  \param e event
-  \return \c true if further event processing should be stopped
-*/
-bool PVGUI_ViewWindow::eventFilter( QObject* watched, QEvent* e )
-{
-  return SUIT_ViewWindow::eventFilter( watched, e );
-}
-
-
 /*!
   \brief Get the visual parameters of the view window.
   \return visual parameters of this view window formatted to the string
@@ -89,7 +81,19 @@ void PVGUI_ViewWindow::setVisualParameters( const QString& parameters )
 }
 
 /*!
-  \brief Returns the ParaView multi-view manager for this view window
+  \brief Sets the ParaView multi-view manager for this view window
+*/
+void PVGUI_ViewWindow::setMultiViewManager( pqViewManager* viewMgr )
+{
+  myPVMgr = viewMgr;
+  myPVMgr->setParent( this );
+  // This is mandatory, see setParent() method in Qt 4 documentation 
+  myPVMgr->show();
+  setCentralWidget( myPVMgr );
+}
+
+/*!
+  \brief Returns the ParaView multi-view manager previously set with setMultiViewManager()
 */
 pqViewManager* PVGUI_ViewWindow::getMultiViewManager() const
 {