Remove connections for no longer existing signals to eliminate warnin…

…gs from the Qt debug libraries. (The currentLayerChanged slot has been replaced by activateDeactivateLayerRelatedActions and the updateLegendItem slot did nothing.)

git-svn-id: http://svn.osgeo.org/qgis/trunk@5104 c8812cc2-4d05-0410-92ff-de0c093fc19c

src/gui/qgisapp.cpp

@@ -1074,15 +1074,13 @@ void QgisApp::setupConnections()
   connect(mMapCanvas, SIGNAL(extentsChanged(QgsRect )),this,SLOT(showExtents(QgsRect )));
   connect(mMapCanvas, SIGNAL(scaleChanged(QString)), this, SLOT(showScale(QString)));
   connect(mMapCanvas, SIGNAL(scaleChanged(QString)), this, SLOT(updateMouseCoordinatePrecision()));
-
-  connect(mMapLegend, SIGNAL(currentChanged(Q3ListViewItem *)), this, SLOT(currentLayerChanged(Q3ListViewItem *)));
 
   connect(mRenderSuppressionCBox, SIGNAL(toggled(bool )), mMapCanvas, SLOT(setRenderFlag(bool)));
 }
 void QgisApp::createCanvas()
 {
   // "theMapCanvas" used to find this canonical instance later
-  mMapCanvas = new QgsMapCanvas(this, "theMapCanvas" );
+  mMapCanvas = new QgsMapCanvas(NULL, "theMapCanvas" );
   QWhatsThis::add(mMapCanvas, tr("Map canvas. This is where raster and vector layers are displayed when added to the map"));
 
   mMapCanvas->setMinimumWidth(10);
@@ -3777,81 +3775,6 @@ void QgisApp::zoomToLayerExtent()
 } // QgisApp::zoomToLayerExtent()
 
 
-
-void QgisApp::currentLayerChanged(Q3ListViewItem * lvi)
-{
-#ifdef QGISDEBUG
-  std::cout << "QgisApp::currentLayerChanged()" << std::endl;
-#endif
-  if (lvi)
-  {
-    // disable/enable toolbar buttons as appropriate based on selected
-    // layer type
-
-    toolPopupCapture->setItemEnabled(0,FALSE);
-    toolPopupCapture->setItemEnabled(1,FALSE);
-    toolPopupCapture->setItemEnabled(2,FALSE);
-    toolPopupCapture->setItemEnabled(3,FALSE);
-
-
-    QgsLegendLayerFile* llf = dynamic_cast<QgsLegendLayerFile*>(lvi);
-    if(llf)
-    {
-      QgsMapLayer *layer = llf->layer();
-      if (layer->type() == QgsMapLayer::RASTER)
-      {
-        //actionIdentify->setEnabled(FALSE);
-        mActionSelect->setEnabled(FALSE);
-        mActionOpenTable->setEnabled(FALSE);
-      }
-      else
-      {
-        //vector layer editing buttons
-        QgsMapLayer* mlayer=llf->layer();
-        if(mlayer)
-        {
-          QgsVectorLayer* vlayer=dynamic_cast<QgsVectorLayer*>(mlayer);
-          if(vlayer)
-          {
-            const QgsVectorDataProvider* provider=vlayer->getDataProvider();
-            if(provider)
-            {
-              int cap=vlayer->getDataProvider()->capabilities();
-              if(cap&QgsVectorDataProvider::DeleteFeatures)
-              {
-                toolPopupCapture->setItemEnabled(3,TRUE);
-              }
-              if(cap&QgsVectorDataProvider::AddFeatures)
-              {
-                if(vlayer->vectorType()==QGis::Point)
-                {
-                  toolPopupCapture->setItemEnabled(0,TRUE);
-                }
-                else if(vlayer->vectorType()==QGis::Line)
-                {
-                  toolPopupCapture->setItemEnabled(1,TRUE);
-                }
-                else if(vlayer->vectorType()==QGis::Polygon)
-                {
-                  toolPopupCapture->setItemEnabled(2,TRUE);
-                }
-              }
-            }
-          }
-
-          mActionIdentify->setEnabled(TRUE);
-          mActionSelect->setEnabled(TRUE);
-          mActionOpenTable->setEnabled(TRUE);
-        }
-
-        // notify the project we've made a change
-        QgsProject::instance()->dirty(true);
-      }
-    }
-  }
-} // QgisApp::currentLayerChanged
-
-
 QgisIface *QgisApp::getInterface()
 {
   return mQgisInterface;

src/gui/qgisapp.h

@@ -23,7 +23,6 @@ class QRect;
 class QStringList;
 class QCursor;
 class QLabel;
-class Q3ListViewItem;
 class QProgressBar;
 class QFileInfo;
 class QSettings;
@@ -185,8 +184,6 @@ public slots:
   void showCapturePointCoordinate(QgsPoint &);
   //! Slot to show current map scale;
   void showScale(QString theScale);
-  //! Disable/enable toolbar buttons as appropriate for selected layer
-  void currentLayerChanged(Q3ListViewItem *);
   //! Remove a layer from the map and legend
   void removeLayer();
   //! zoom to extent of layer

src/legend/qgslegend.cpp

@@ -56,9 +56,6 @@ const int AUTOSCROLL_MARGIN = 16;
 QgsLegend::QgsLegend(QgisApp* app, QWidget * parent, const char *name)
   : QTreeWidget(parent), mApp(app), mMousePressedFlag(false), mItemBeingMoved(0), mMapCanvas(0), mShowLegendLayerFiles(false)
 {
-  connect( this, SIGNAL(selectionChanged(QTreeWidgetItem *)),
-           this, SLOT(updateLegendItem(QTreeWidgetItem *)) );
-
   connect( this, SIGNAL(itemChanged(QTreeWidgetItem*, int)),
 	   this, SLOT(handleItemChange(QTreeWidgetItem*, int)));
 
@@ -107,18 +104,6 @@ void QgsLegend::addGroup()
     setExpanded(indexFromItem(group), true);
 }
 
-void QgsLegend::updateLegendItem( QTreeWidgetItem * li )
-{
-  QgsLegendItem * qli = dynamic_cast<QgsLegendItem*>(li);
-
-  if ( ! qli )
-  {
-    qDebug( "QgsLegend::updateLegendItem(): couldn't get QgsLegendItem" );
-    return;
-  }
-
-} 
-
 void QgsLegend::removeAll()
 {
   mStateOfCheckBoxes.clear();

src/legend/qgslegend.h

@@ -34,7 +34,6 @@ class QDomNode;
 class QMouseEvent;
 class QTreeWidgetItem;
 class Q3PopupMenu;
-class Q3ListViewItem;
 
 /**
    \class QgsLegend
@@ -153,9 +152,6 @@ public slots:
 
     void setMapCanvas(QgsMapCanvas * canvas){mMapCanvas = canvas;}
 
-
- void updateLegendItem( QTreeWidgetItem* li );
-
  /*!
    * Slot called to clear the tree of all items
    * @note Usually connected to a QgsMapCanvas that will ask its legend to clear itself.

src/plugins/grass/qgsgrasstools.h

@@ -21,6 +21,7 @@
 class QCloseEvent;
 class QString;
 class Q3ListView;
+class Q3ListViewItem;
 class QDomNode;
 class QDomElement;