comparison framework/MainWindowBase.cpp @ 47:d97a7ed7aa39

* Add auto-alignment toggle to Document
* Make MainWindowBase cope if there is no time ruler layer

 	AddPaneCommand *command = new AddPaneCommand(this);
 	CommandHistory::getInstance()->addCommand(command);
 
 	Pane *pane = command->getPane();
 
-	if (!m_timeRulerLayer) {
-	    m_timeRulerLayer = m_document->createMainModelLayer
-		(LayerFactory::TimeRuler);
-	}
-
-	m_document->addLayerToView(pane, m_timeRulerLayer);
+        if (m_timeRulerLayer) {
+            m_document->addLayerToView(pane, m_timeRulerLayer);
+        }
 
 	Layer *newLayer = m_document->createImportedLayer(newModel);
 
 	if (newLayer) {
 	    m_document->addLayerToView(pane, newLayer);

 
 void
 MainWindowBase::layerAboutToBeDeleted(Layer *layer)
 {
 //    std::cerr << "MainWindowBase::layerAboutToBeDeleted(" << layer << ")" << std::endl;
-    if (layer == m_timeRulerLayer) {
+    if (m_timeRulerLayer && (layer == m_timeRulerLayer)) {
 //	std::cerr << "(this is the time ruler layer)" << std::endl;
 	m_timeRulerLayer = 0;
     }
 }