From 4ee2c5e0607328669324be81ea27da4526337321 Mon Sep 17 00:00:00 2001
From: stv <stv@opencascade.com>
Date: Wed, 21 Feb 2007 11:49:31 +0000
Subject: [PATCH] *** empty log message ***

---
 src/Qtx/QtxWorkstack.cxx    |  4 +++-
 src/STD/STD_Application.cxx | 25 +++++++++++++++++++++----
 src/STD/STD_Application.h   |  2 ++
 src/SUIT/SUIT_Study.cxx     |  3 ++-
 src/SUIT/SUIT_Study.h       |  2 +-
 5 files changed, 29 insertions(+), 7 deletions(-)

diff --git a/src/Qtx/QtxWorkstack.cxx b/src/Qtx/QtxWorkstack.cxx
index 263f2e699..2bdc0325b 100644
--- a/src/Qtx/QtxWorkstack.cxx
+++ b/src/Qtx/QtxWorkstack.cxx
@@ -1984,7 +1984,9 @@ void QtxWorkstackArea::updateCurrent()
     setBlocked( *it, true );
   }
 
-  myStack->setCurrentWidget( child( widget( myBar->tabId( myBar->currentIndex() ) ) ) );
+  QWidget* cur = child( widget( myBar->tabId( myBar->currentIndex() ) ) );
+  if ( cur )
+    myStack->setCurrentWidget( cur );
 
   for ( QWidgetList::iterator itr = myList.begin(); itr != myList.end(); ++itr )
     setBlocked( *itr, map.contains( *itr ) ? map[*itr] : false );
diff --git a/src/STD/STD_Application.cxx b/src/STD/STD_Application.cxx
index 0739226ef..2ec191bc2 100755
--- a/src/STD/STD_Application.cxx
+++ b/src/STD/STD_Application.cxx
@@ -244,28 +244,45 @@ void STD_Application::createActions()
 
 /*!Opens new application*/
 void STD_Application::onNewDoc()
+{
+  onNewDoc( QString() );
+}
+
+/*!Opens new application*/
+bool STD_Application::onNewDoc( const QString& name )
 {
   QApplication::setOverrideCursor( Qt::WaitCursor );
 
+  bool res = true;
   if ( !activeStudy() )
   {
     createEmptyStudy();
-    activeStudy()->createDocument();
-    studyCreated( activeStudy() );
+    res = activeStudy()->createDocument( name );
+    if ( res )
+      studyCreated( activeStudy() );
+    else
+    {
+      delete activeStudy();
+      setActiveStudy( 0 );
+    }
   }
   else
   {
     SUIT_Application* aApp = startApplication( 0, 0 );
     if ( aApp->inherits( "STD_Application" ) )
-      ((STD_Application*)aApp)->onNewDoc();
+      res = ((STD_Application*)aApp)->onNewDoc( name );
     else
     {
       aApp->createEmptyStudy();
-      aApp->activeStudy()->createDocument();
+      res = aApp->activeStudy()->createDocument( name );
     }
+    if ( !res )
+      aApp->closeApplication();
   }
 
   QApplication::restoreOverrideCursor();
+
+  return res;
 }
 
 /*!Put file name from file dialog to onOpenDoc(const QString&) function*/
diff --git a/src/STD/STD_Application.h b/src/STD/STD_Application.h
index 3de1db384..d9fcce5d7 100755
--- a/src/STD/STD_Application.h
+++ b/src/STD/STD_Application.h
@@ -99,6 +99,8 @@ signals:
 
 public slots:
   virtual void          onNewDoc();
+  virtual bool          onNewDoc( const QString& );
+
   virtual void          onCloseDoc( bool ask = true );
   virtual void          onSaveDoc();
   virtual bool          onSaveAsDoc();
diff --git a/src/SUIT/SUIT_Study.cxx b/src/SUIT/SUIT_Study.cxx
index ea2d59830..2115e1005 100755
--- a/src/SUIT/SUIT_Study.cxx
+++ b/src/SUIT/SUIT_Study.cxx
@@ -118,8 +118,9 @@ void SUIT_Study::closeDocument(bool permanently)
   Custom document initialization to be performed \n
    within onNewDoc() handler can be put here
 */
-void SUIT_Study::createDocument()
+bool SUIT_Study::createDocument( const QString& )
 {
+  return true;
 }
 
 /*!
diff --git a/src/SUIT/SUIT_Study.h b/src/SUIT/SUIT_Study.h
index 604ba97bb..aab1f4c22 100755
--- a/src/SUIT/SUIT_Study.h
+++ b/src/SUIT/SUIT_Study.h
@@ -51,9 +51,9 @@ public:
   virtual bool      isSaved()  const;
   virtual bool      isModified() const;
 
-  virtual void      createDocument();
   virtual void      closeDocument( bool = true );
   virtual bool      openDocument( const QString& );
+  virtual bool      createDocument( const QString& );
 
   bool              saveDocument();
   virtual bool      saveDocumentAs( const QString& );
-- 
2.39.2