some more legend fixes

git-svn-id: http://svn.osgeo.org/qgis/trunk@4353 c8812cc2-4d05-0410-92ff-de0c093fc19c

src/legend/qgslegend.cpp

@@ -52,11 +52,6 @@ QgsLegend::QgsLegend(QgisApp* app, QWidget * parent, const char *name)
   connect( this, SIGNAL(selectionChanged(QTreeWidgetItem *)),
            this, SLOT(updateLegendItem(QTreeWidgetItem *)) );
   
-  connect( this, SIGNAL(doubleClicked(QTreeWidgetItem *, const QPoint &, int)),
-	   this, SLOT(handleDoubleClickEvent(QTreeWidgetItem*)));
-
-  //just for a test
-  
   connect( this, SIGNAL(itemChanged(QTreeWidgetItem*, int)),
 	   this, SLOT(handleItemChange(QTreeWidgetItem*, int)));
 
@@ -212,9 +207,12 @@ void QgsLegend::mouseMoveEvent(QMouseEvent * e)
 	      qWarning("mouseMoveEvent::INSERT");
 #endif
 	      setCursor( QCursor(Qt::PointingHandCursor) );
-	      removeItem(origin);
+	      if(origin->parent() != dest)
-	      dest->insert(origin, false);
+		{
-	      setCurrentItem(origin);
+		  removeItem(origin);
+		  dest->insert(origin, false);
+		  setCurrentItem(origin);
+		}
 	    }
 	    else//no action
 	    {
@@ -321,35 +319,50 @@ void QgsLegend::mouseReleaseEvent(QMouseEvent * e)
   mItemBeingMoved = NULL;
 }
 
-void QgsLegend::handleDoubleClickEvent(QTreeWidgetItem* item)
+void QgsLegend::mouseDoubleClickEvent(QMouseEvent* e)
 {
-#if 0
+    QgsLegendItem* li = dynamic_cast<QgsLegendItem*>(currentItem());
-    QgsLegendItem* li = dynamic_cast<QgsLegendItem*>(item);
+    QgsMapLayer* ml = 0;
+
     if(li)
     {
 	if(li->type() == QgsLegendItem::LEGEND_LAYER_FILE)
 	{
-	    QgsLegendLayerFile* llf = dynamic_cast<QgsLegendLayerFile*>(li);
+	  QgsLegendLayerFile* llf = dynamic_cast<QgsLegendLayerFile*>(li);
-	    if(llf)
+	  ml = llf->layer();
-	    {
+	}
-		QgsMapLayer* ml = llf->layer();
+	else if(li->type() == QgsLegendItem::LEGEND_LAYER)
-		if (ml && ml->type() == QgsMapLayer::RASTER)
+	{
-		{
+	  QgsLegendLayer* ll = dynamic_cast<QgsLegendLayer*>(li);
-		    QgsRasterLayerProperties *rlp = new QgsRasterLayerProperties(ml);
+	  ml = ll->firstMapLayer();
-		    if (rlp->exec())
+	}
-		    {
+       
-			delete rlp;
+	if (ml && ml->type() == QgsMapLayer::RASTER)
-			QCoreApplication::processEvents();
+	  {
-		    }
+	    QgsRasterLayerProperties *rlp = new QgsRasterLayerProperties(ml);
-		}
+	    if (rlp->exec())
-		else if(ml) //vector
+	      {
-		{
+		delete rlp;
-		    ml->showLayerProperties();
+		QCoreApplication::processEvents();
-		}
+	      }
-	    } 
+	  }
+	else if(ml) //vector
+	  {
+	    ml->showLayerProperties();
+	  }
+    }
+}
+
+void QgsLegend::keyPressEvent(QKeyEvent* e)
+{
+  if(e->key() == Qt::Key_Return)
+    {
+      QTreeWidgetItem* item = currentItem();
+      if(item)
+	{
+	  closePersistentEditor(item, 0);
 	}
     }
-#endif
 }
 
 void QgsLegend::handleRightClickEvent(QTreeWidgetItem* item, const QPoint& position)

src/legend/qgslegend.h

@@ -203,7 +203,8 @@ protected:
    * @return void
    */  
   void mouseReleaseEvent(QMouseEvent * e);
-  
+  void mouseDoubleClickEvent(QMouseEvent* e);
+  void keyPressEvent(QKeyEvent* e);
     /**Stores the necessary information about the position of an item in the hierarchy. Afterwards, 
 this item may be moved back to the original position with resetToInitialPosition()*/
   void storeInitialPosition(QTreeWidgetItem* li);
@@ -213,8 +214,6 @@ this item may be moved back to the original position with resetToInitialPosition
 
   private slots:
 
-  /**Calls 'handleDoubleClickEvent' on the item*/
-  void handleDoubleClickEvent(QTreeWidgetItem* item);
   /**Calls 'handleRightClickEvent' on the item*/
   void handleRightClickEvent(QTreeWidgetItem* item, const QPoint& position);
   /**Removes the current legend group*/

src/legend/qgslegendlayerfilegroup.cpp

@@ -46,7 +46,7 @@ QgsLegendItem::DRAG_ACTION QgsLegendLayerFileGroup::accept(const QgsLegendItem*
   if(li)
     {
       LEGEND_ITEM_TYPE type = li->type();
-      if ( type == LEGEND_LAYER_FILE && this != li->parent())
+      if ( type == LEGEND_LAYER_FILE /*&& this != li->parent()*/)
       {
 	if(child(0) == 0)
 	  {

src/legend/qgslegendsymbologygroup.cpp

@@ -70,14 +70,13 @@ int QgsLegendSymbologyGroup::compare (QTreeWidgetItem * i,int col, bool ascendin
 
 void QgsLegendSymbologyGroup::updateLayerSymbologySettings(const QgsMapLayer* thelayer)
 {
-#if 0
     //find the legend layer group node
-    QTreeWidgetItem* parent = this->parent();
+    QgsLegendItem* parent = dynamic_cast<QgsLegendItem*>(this->parent());
     if(!parent)
     {
 	return;
     }
-    QTreeWidgetItem* sibling = 0;
+    QgsLegendItem* sibling = 0;
     QgsLegendLayerFileGroup* group = 0;
     for(sibling = parent->firstChild(); sibling != 0; sibling = sibling->nextSibling())
     {
@@ -108,5 +107,4 @@ void QgsLegendSymbologyGroup::updateLayerSymbologySettings(const QgsMapLayer* th
 	    }
 	}
     }
-#endif
 }