Embedded symbol selector directly to the renderer properties dialog for single symbol renderer.

git-svn-id: http://svn.osgeo.org/qgis/branches/symbology-ng-branch@11159 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: wonder

python/gui/symbology-ng-gui.sip

@@ -72,7 +72,7 @@ class QgsSymbolV2SelectorDialog : QDialog //, private Ui::QgsSymbolV2SelectorDia
 %End
 
 public:
-  QgsSymbolV2SelectorDialog(QgsSymbolV2* symbol, QgsStyleV2* style, QWidget* parent = NULL);
+  QgsSymbolV2SelectorDialog(QgsSymbolV2* symbol, QgsStyleV2* style, QWidget* parent = NULL, bool embedded = false);
 
 protected:
   void populateSymbolView();
@@ -89,4 +89,7 @@ public slots:
   void setMarkerSize(double size);
   void setLineWidth(double width);
 
+signals:
+  void symbolModified();
+
 };

src/gui/symbology-ng/qgsrendererv2propertiesdialog.cpp

@@ -47,10 +47,17 @@ QgsRendererV2PropertiesDialog::QgsRendererV2PropertiesDialog(QgsVectorLayer* lay
   connect(radCategorized, SIGNAL(clicked()), this, SLOT(updateRenderer()));
   connect(radGraduated, SIGNAL(clicked()), this, SLOT(updateRenderer()));
 
-  //connect(btnSymbolLevels, SIGNAL(clicked()), this, SLOT(setSymbolLevels()));
-  
   // simple symbol page
-  connect(btnChangeSingleSymbol, SIGNAL(clicked()), this, SLOT(changeSingleSymbol()));
+  if (mRenderer->type() == QgsFeatureRendererV2::RendererSingleSymbol)
+    mSingleSymbol = ((QgsSingleSymbolRendererV2*)mRenderer)->symbol()->clone();
+  else
+    mSingleSymbol = QgsSymbolV2::defaultSymbol(mLayer->geometryType());
+
+  stackedWidget->removeWidget(pageSingleSymbol);
+  delete pageSingleSymbol;
+  pageSingleSymbol = new QgsSymbolV2SelectorDialog(mSingleSymbol, mStyle, NULL, true);
+  stackedWidget->addWidget( pageSingleSymbol );
+  connect(pageSingleSymbol, SIGNAL(symbolModified()), this, SLOT(changeSingleSymbol()));
 
   // categorized symbol page
 
@@ -95,6 +102,9 @@ QgsRendererV2PropertiesDialog::~QgsRendererV2PropertiesDialog()
 {
   // delete the temporary renderer (if exists)
   delete mRenderer;
+
+  delete mSingleSymbol;
+  // TODO: delete categorized, graduated symbol?
 }
 
 void QgsRendererV2PropertiesDialog::apply()
@@ -129,26 +139,16 @@ QgsGraduatedSymbolRendererV2* QgsRendererV2PropertiesDialog::rendererGraduated()
 
 void QgsRendererV2PropertiesDialog::changeSingleSymbol()
 {
-
-  QgsSymbolV2SelectorDialog dlg(rendererSingle()->symbol(), mStyle, this);
-  if (!dlg.exec())
-    return;
-  
-  updateSingleSymbolIcon();
-}
-
-void QgsRendererV2PropertiesDialog::updateSingleSymbolIcon()
-{
-  QIcon icon = QgsSymbolLayerV2Utils::symbolPreviewIcon(rendererSingle()->symbol(), btnChangeSingleSymbol->iconSize());
-  btnChangeSingleSymbol->setIcon(icon);
+  // update symbol from the GUI
+  rendererSingle()->setSymbol( mSingleSymbol->clone() );
 }
 
 void QgsRendererV2PropertiesDialog::updateRenderer()
 {
   delete mRenderer;
 
   if (radSingleSymbol->isChecked())
-    mRenderer = new QgsSingleSymbolRendererV2( QgsSymbolV2::defaultSymbol(mLayer->geometryType()) );
+    mRenderer = new QgsSingleSymbolRendererV2( mSingleSymbol->clone() );
   else if (radCategorized->isChecked())
     mRenderer = new QgsCategorizedSymbolRendererV2(-1, QgsCategoryList());
   else if (radGraduated->isChecked())
@@ -167,7 +167,7 @@ void QgsRendererV2PropertiesDialog::updateUiFromRenderer()
       radSingleSymbol->setChecked(true);
 
       stackedWidget->setCurrentWidget(pageSingleSymbol);
-      updateSingleSymbolIcon();
+      //updateSingleSymbolIcon();
       break;
 
     case QgsFeatureRendererV2::RendererCategorizedSymbol:

src/gui/symbology-ng/qgsrendererv2propertiesdialog.h

@@ -46,7 +46,6 @@ public slots:
   //! update UI to reflect changes in renderer
   void updateUiFromRenderer();
 
-  void updateSingleSymbolIcon();
   void updateCategorizedSymbolIcon();
   void updateGraduatedSymbolIcon();
 
@@ -82,6 +81,7 @@ public slots:
 
   QgsStyleV2* mStyle;
 
+  QgsSymbolV2* mSingleSymbol;
   QgsSymbolV2* mGraduatedSymbol;
   QgsSymbolV2* mCategorizedSymbol;
 };

src/gui/symbology-ng/qgssymbolv2selectordialog.cpp

@@ -11,13 +11,19 @@
 #include <QPainter>
 #include <QStandardItemModel>
 
-QgsSymbolV2SelectorDialog::QgsSymbolV2SelectorDialog(QgsSymbolV2* symbol, QgsStyleV2* style, QWidget* parent)
+QgsSymbolV2SelectorDialog::QgsSymbolV2SelectorDialog(QgsSymbolV2* symbol, QgsStyleV2* style, QWidget* parent, bool embedded)
   : QDialog(parent)
 {
   mStyle = style;
   mSymbol = symbol;
 
   setupUi(this);
+
+  // can be embedded in renderer properties dialog
+  if (embedded)
+  {
+    buttonBox->hide();
+  }
 
   connect(btnSymbolProperties, SIGNAL(clicked()), this, SLOT(changeSymbolProperties()));
 
@@ -91,6 +97,7 @@ void QgsSymbolV2SelectorDialog::setSymbolFromStyle(const QModelIndex & index)
 
   updateSymbolPreview();
   updateSymbolInfo();
+  emit symbolModified();
 }
 
 void QgsSymbolV2SelectorDialog::updateSymbolPreview()
@@ -131,6 +138,7 @@ void QgsSymbolV2SelectorDialog::changeSymbolProperties()
 
   updateSymbolPreview();
   updateSymbolInfo();
+  emit symbolModified();
 }
 
 
@@ -143,6 +151,7 @@ void QgsSymbolV2SelectorDialog::setSymbolColor()
   mSymbol->setColor(color);
   updateSymbolColor();
   updateSymbolPreview();
+  emit symbolModified();
 }
 
 void QgsSymbolV2SelectorDialog::setMarkerAngle(double angle)
@@ -152,6 +161,7 @@ void QgsSymbolV2SelectorDialog::setMarkerAngle(double angle)
     return;
   markerSymbol->setAngle(angle);
   updateSymbolPreview();
+  emit symbolModified();
 }
 
 void QgsSymbolV2SelectorDialog::setMarkerSize(double size)
@@ -161,6 +171,7 @@ void QgsSymbolV2SelectorDialog::setMarkerSize(double size)
     return;
   markerSymbol->setSize(size);
   updateSymbolPreview();
+  emit symbolModified();
 }
 
 void QgsSymbolV2SelectorDialog::setLineWidth(double width)
@@ -170,4 +181,5 @@ void QgsSymbolV2SelectorDialog::setLineWidth(double width)
     return;
   lineSymbol->setWidth(width);
   updateSymbolPreview();
+  emit symbolModified();
 }

src/gui/symbology-ng/qgssymbolv2selectordialog.h

@@ -14,7 +14,7 @@ class QgsSymbolV2SelectorDialog : public QDialog, private Ui::QgsSymbolV2Selecto
   Q_OBJECT
 
 public:
-  QgsSymbolV2SelectorDialog(QgsSymbolV2* symbol, QgsStyleV2* style, QWidget* parent = NULL);
+  QgsSymbolV2SelectorDialog(QgsSymbolV2* symbol, QgsStyleV2* style, QWidget* parent = NULL, bool embedded = false);
 
 protected:
   void populateSymbolView();
@@ -31,6 +31,9 @@ public slots:
   void setMarkerSize(double size);
   void setLineWidth(double width);
 
+signals:
+  void symbolModified();
+
 protected:
   QgsStyleV2* mStyle;
   QgsSymbolV2* mSymbol;