Improved switching between documents. Removed useless calls, some logic changes.

src/board/UBBoardController.cpp

@@ -452,6 +452,7 @@ void UBBoardController::addScene()
 
     setActiveDocumentScene(mActiveDocument, mActiveSceneIndex + 1);
     QApplication::restoreOverrideCursor();
+    emit newPageAdded();
 }
 
 
@@ -1179,11 +1180,11 @@ void UBBoardController::setActiveDocumentScene(UBDocumentProxy* pDocumentProxy,
     if(documentChange)
     {
         emit activeDocumentChanged();
+        // Notify the navigator palette that the document has changed        
+        emit setDocOnPageNavigator(pDocumentProxy);
         UBGraphicsTextItem::lastUsedTextColor = QColor();
     }
 
-    // Notify the navigator palette that the document has changed
-    emit setDocOnPageNavigator(pDocumentProxy);
 
     if (sceneChange)
     {

src/board/UBBoardController.h

@@ -215,6 +215,7 @@ class UBBoardController : public QObject
         void stopScript();
 
     signals:
+        void newPageAdded();
         void activeSceneWillBePersisted();
         void activeSceneWillChange();
         void activeSceneChanged();

src/gui/UBDocumentNavigator.cpp

@@ -55,10 +55,11 @@ UBDocumentNavigator::UBDocumentNavigator(QWidget *parent, const char *name):QGra
 
     setFrameShadow(QFrame::Plain);
 
-    connect(UBApplication::boardController, SIGNAL(activeSceneChanged()), this, SLOT(addNewPage()));
-    connect(UBApplication::boardController, SIGNAL(setDocOnPageNavigator(UBDocumentProxy*)), this, SLOT(generateThumbnails()));
+    connect(UBApplication::boardController, SIGNAL(activeSceneChanged()), this, SLOT(generateThumbnails()));
+    connect(UBApplication::boardController, SIGNAL(newPageAdded()), this, SLOT(addNewPage()));
     connect(mScene, SIGNAL(selectionChanged()), this, SLOT(onSelectionChanged()));
     connect(UBApplication::boardController, SIGNAL(documentReorganized(int)), this, SLOT(onMovedToIndex(int)));
+    connect(UBApplication::boardController, SIGNAL(scrollToSelectedPage()), this, SLOT(onScrollToSelectedPage()));
 }
 
 /**
@@ -150,10 +151,11 @@ void UBDocumentNavigator::updateSpecificThumbnail(int iPage)
         if(UBApplication::boardController)
         {
             UBApplication::boardController->persistCurrentScene();
+        }else
+        {
+            UBThumbnailAdaptor::persistScene(mCrntDoc->persistencePath(), pScene, iPage);
         }
 
-        UBThumbnailAdaptor::persistScene(mCrntDoc->persistencePath(), pScene, iPage);
-
         // Load it
         QPixmap pix = UBThumbnailAdaptor::load(mCrntDoc, iPage);
         UBSceneThumbnailNavigPixmap* pixmapItem = new UBSceneThumbnailNavigPixmap(pix, mCrntDoc, iPage);

src/gui/UBPageNavigationWidget.cpp

@@ -115,7 +115,6 @@ void UBPageNavigationWidget::setDocument(UBDocumentProxy *document)
     if(mNavigator->currentDoc() != document)
     {
         mNavigator->setDocument(document);
-        UBApplication::boardController->notifyPageChanged();
     }
 }