[FEATURE] add new labeling to vector layer properties

- add 'deprecated' label to old labeling in vector layer properties

src/app/qgisapp.cpp

@@ -1884,6 +1884,12 @@ QgsMapCanvas *QgisApp::mapCanvas()
   return mMapCanvas;
 }
 
+QgsPalLabeling *QgisApp::palLabeling()
+{
+  Q_ASSERT( mLBL );
+  return mLBL;
+}
+
 void QgisApp::initLegend()
 {
   mMapLegend->setWhatsThis( tr( "Map legend that displays all the layers currently on the map canvas. Click on the check box to turn a layer on or off. Double click on a layer in the legend to customize its appearance and set other properties." ) );
@@ -3842,14 +3848,36 @@ void QgisApp::labeling()
     QMessageBox::warning( this, tr( "Labeling" ), tr( "Please select a vector layer first." ) );
     return;
   }
+
   QgsVectorLayer* vlayer = dynamic_cast<QgsVectorLayer*>( layer );
 
-  QgsLabelingGui labelGui( mLBL, vlayer, mMapCanvas, this );
+  QDialog *dlg = new QDialog( this );
+  dlg->setWindowTitle( tr( "Layer labeling settings" ) );
+  QgsLabelingGui *labelingGui = new QgsLabelingGui( mLBL, vlayer, mMapCanvas, dlg );
+
+  QVBoxLayout *layout = new QVBoxLayout( dlg );
+  layout->addWidget( labelingGui );
+
+  QDialogButtonBox *buttonBox = new QDialogButtonBox( QDialogButtonBox::Ok | QDialogButtonBox::Cancel | QDialogButtonBox::Apply, Qt::Horizontal, dlg );
+  layout->addWidget( buttonBox );
+
+  dlg->setLayout( layout );
 
-  if ( labelGui.exec() )
+  QSettings settings;
+  dlg->restoreGeometry( settings.value( "/Windows/Labeling/geometry" ).toByteArray() );
+
+  connect( buttonBox->button( QDialogButtonBox::Ok ), SIGNAL( clicked() ), dlg, SLOT( accept() ) );
+  connect( buttonBox->button( QDialogButtonBox::Cancel ), SIGNAL( clicked() ), dlg, SLOT( reject() ) );
+  connect( buttonBox->button( QDialogButtonBox::Apply ), SIGNAL( clicked() ), labelingGui, SLOT( apply() ) );
+
+  if ( dlg->exec() )
   {
+    labelingGui->apply();
+
+    settings.setValue( "/Windows/Labeling/geometry", dlg->saveGeometry() );
+
     // alter labeling - save the changes
-    labelGui.layerSettings().writeToLayer( vlayer );
+    labelingGui->layerSettings().writeToLayer( vlayer );
 
     // trigger refresh
     if ( mMapCanvas )
@@ -3858,6 +3886,8 @@ void QgisApp::labeling()
     }
   }
 
+  delete dlg;
+
   activateDeactivateLayerRelatedActions( layer );
 }
 

src/app/qgisapp.h

@@ -161,8 +161,12 @@ class QgisApp : public QMainWindow, private Ui::MainWindow
     void openFile( const QString & fileName );
     //!Overloaded version of the private function with same name that takes the imagename as a parameter
     void saveMapAsImage( QString, QPixmap * );
+
+    /** Get the mapcanvas object from the app */
+    QgsMapCanvas *mapCanvas();
+
     /** Get the mapcanvas object from the app */
-    QgsMapCanvas * mapCanvas();
+    QgsPalLabeling *palLabeling();
 
     //! Set theme (icons)
     void setTheme( QString themeName = "default" );

src/app/qgslabelinggui.cpp

@@ -22,10 +22,10 @@
 #include <qgsvectordataprovider.h>
 #include <qgsmaplayerregistry.h>
 
-#include "qgspallabeling.h"
 #include "qgslabelengineconfigdialog.h"
 #include "qgsexpressionbuilderdialog.h"
 #include "qgsexpression.h"
+#include "qgsmapcanvas.h"
 
 #include <QColorDialog>
 #include <QFontDialog>
@@ -34,16 +34,14 @@
 #include <QMessageBox>
 #include <QSettings>
 
+
 QgsLabelingGui::QgsLabelingGui( QgsPalLabeling* lbl, QgsVectorLayer* layer, QgsMapCanvas* mapCanvas, QWidget* parent )
-    : QDialog( parent ), mLBL( lbl ), mLayer( layer ), mMapCanvas( mapCanvas )
+    : QWidget( parent ), mLBL( lbl ), mLayer( layer ), mMapCanvas( mapCanvas )
 {
   if ( !layer ) return;
 
   setupUi( this );
 
-  QSettings settings;
-  restoreGeometry( settings.value( "/Windows/Labeling/geometry" ).toByteArray() );
-
   connect( btnTextColor, SIGNAL( clicked() ), this, SLOT( changeTextColor() ) );
   connect( btnChangeFont, SIGNAL( clicked() ), this, SLOT( changeTextFont() ) );
   connect( chkBuffer, SIGNAL( toggled( bool ) ), this, SLOT( updatePreview() ) );
@@ -206,13 +204,10 @@ QgsLabelingGui::QgsLabelingGui( QgsPalLabeling* lbl, QgsVectorLayer* layer, QgsM
   {
     connect( placementRadios[i], SIGNAL( toggled( bool ) ), this, SLOT( updateOptions() ) );
   }
-  connect( buttonBox->button( QDialogButtonBox::Apply ), SIGNAL( clicked() ), this, SLOT( apply() ) );
 }
 
 QgsLabelingGui::~QgsLabelingGui()
 {
-  QSettings settings;
-  settings.setValue( "/Windows/Labeling/geometry", saveGeometry() );
 }
 
 void QgsLabelingGui::apply()

src/app/qgslabelinggui.h

@@ -26,12 +26,12 @@ class QgsMapCanvas;
 
 #include "qgspallabeling.h"
 
-class QgsLabelingGui : public QDialog, private Ui::QgsLabelingGuiBase
+class QgsLabelingGui : public QWidget, private Ui::QgsLabelingGuiBase
 {
     Q_OBJECT
 
   public:
-    QgsLabelingGui( QgsPalLabeling* lbl, QgsVectorLayer* layer, QgsMapCanvas* mapCanvas, QWidget* parent );
+    QgsLabelingGui( QgsPalLabeling *lbl, QgsVectorLayer* layer, QgsMapCanvas* mapCanvas, QWidget* parent );
     ~QgsLabelingGui();
 
     QgsPalLayerSettings layerSettings();

src/app/qgsvectorlayerproperties.cpp

@@ -32,6 +32,7 @@
 #include "qgsfieldcalculator.h"
 #include "qgsgraduatedsymboldialog.h"
 #include "qgslabeldialog.h"
+#include "qgslabelinggui.h"
 #include "qgslabel.h"
 #include "qgsgenericprojectionselector.h"
 #include "qgslogger.h"
@@ -98,16 +99,21 @@ QgsVectorLayerProperties::QgsVectorLayerProperties(
   connect( insertFieldButton, SIGNAL( clicked() ), this, SLOT( insertField() ) );
   connect( insertExpressionButton, SIGNAL( clicked() ), this, SLOT( insertExpression() ) );
 
-
   mAddAttributeButton->setIcon( QgsApplication::getThemeIcon( "/mActionNewAttribute.png" ) );
   mDeleteAttributeButton->setIcon( QgsApplication::getThemeIcon( "/mActionDeleteAttribute.png" ) );
   mToggleEditingButton->setIcon( QgsApplication::getThemeIcon( "/mActionToggleEditing.png" ) );
   mCalculateFieldButton->setIcon( QgsApplication::getThemeIcon( "/mActionCalculateField.png" ) );
 
   connect( btnUseNewSymbology, SIGNAL( clicked() ), this, SLOT( useNewSymbology() ) );
 
+  QVBoxLayout *layout = new QVBoxLayout( labelingFrame );
+  layout->setMargin( 0 );
+  labelingDialog = new QgsLabelingGui( QgisApp::instance()->palLabeling(), layer, QgisApp::instance()->mapCanvas(), labelingFrame );
+  layout->addWidget( labelingDialog );
+  labelingFrame->setLayout( layout );
+
   // Create the Label dialog tab
-  QVBoxLayout *layout = new QVBoxLayout( labelOptionsFrame );
+  layout = new QVBoxLayout( labelOptionsFrame );
   layout->setMargin( 0 );
   labelDialog = new QgsLabelDialog( layer->label(), labelOptionsFrame );
   layout->addWidget( labelDialog );
@@ -657,6 +663,8 @@ QgsVectorLayer::EditType QgsVectorLayerProperties::editTypeFromButtonText( QStri
 
 void QgsVectorLayerProperties::apply()
 {
+  labelingDialog->apply();
+
   //
   // Set up sql subset query if applicable
   //

src/app/qgsvectorlayerproperties.h

@@ -37,6 +37,7 @@ class QgsApplyDialog;
 class QgsLabelDialog;
 class QgsVectorLayer;
 class QgsVectorOverlayPlugin;
+class QgsLabelingGui;
 
 class QgsVectorLayerProperties : public QDialog, private Ui::QgsVectorLayerPropertiesBase
 {
@@ -185,6 +186,8 @@ class QgsVectorLayerProperties : public QDialog, private Ui::QgsVectorLayerPrope
     QDialog* mRendererDialog;
     /**Buffer renderer, which is assigned to the vector layer when apply is pressed*/
     //QgsRenderer* bufferRenderer;
+    /**Labeling dialog. If apply is pressed, options are applied to vector's QgsLabel */
+    QgsLabelingGui *labelingDialog;
     /**Label dialog. If apply is pressed, options are applied to vector's QgsLabel */
     QgsLabelDialog* labelDialog;
     /**Actions dialog. If apply is pressed, the actions are stored for later use */

src/ui/qgslabelingguibase.ui

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
  <class>QgsLabelingGuiBase</class>
- <widget class="QDialog" name="QgsLabelingGuiBase">
+ <widget class="QWidget" name="QgsLabelingGuiBase">
   <property name="geometry">
    <rect>
     <x>0</x>
@@ -63,16 +63,6 @@
      </item>
     </layout>
    </item>
-   <item row="3" column="0">
-    <widget class="QDialogButtonBox" name="buttonBox">
-     <property name="orientation">
-      <enum>Qt::Horizontal</enum>
-     </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Apply|QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-     </property>
-    </widget>
-   </item>
    <item row="0" column="0">
     <layout class="QHBoxLayout" name="horizontalLayout_3">
      <item>
@@ -473,8 +463,8 @@
            <rect>
             <x>0</x>
             <y>0</y>
-            <width>658</width>
-            <height>451</height>
+            <width>647</width>
+            <height>435</height>
            </rect>
           </property>
           <layout class="QGridLayout" name="gridLayout_13">
@@ -935,8 +925,8 @@
            <rect>
             <x>0</x>
             <y>0</y>
-            <width>658</width>
-            <height>567</height>
+            <width>647</width>
+            <height>507</height>
            </rect>
           </property>
           <layout class="QGridLayout" name="gridLayout_11">
@@ -1146,45 +1136,10 @@
    <header>qgslabelpreview.h</header>
   </customwidget>
  </customwidgets>
- <tabstops>
-  <tabstop>buttonBox</tabstop>
- </tabstops>
  <resources>
   <include location="../../images/images.qrc"/>
  </resources>
  <connections>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>accepted()</signal>
-   <receiver>QgsLabelingGuiBase</receiver>
-   <slot>accept()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>353</x>
-     <y>459</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>309</x>
-     <y>430</y>
-    </hint>
-   </hints>
-  </connection>
-  <connection>
-   <sender>buttonBox</sender>
-   <signal>rejected()</signal>
-   <receiver>QgsLabelingGuiBase</receiver>
-   <slot>reject()</slot>
-   <hints>
-    <hint type="sourcelabel">
-     <x>353</x>
-     <y>459</y>
-    </hint>
-    <hint type="destinationlabel">
-     <x>353</x>
-     <y>430</y>
-    </hint>
-   </hints>
-  </connection>
   <connection>
    <sender>chkEnableLabeling</sender>
    <signal>clicked(bool)</signal>

src/ui/qgsvectorlayerpropertiesbase.ui

@@ -66,7 +66,7 @@
    <item row="1" column="0">
     <widget class="QTabWidget" name="tabWidget">
      <property name="currentIndex">
-      <number>3</number>
+      <number>2</number>
      </property>
      <property name="iconSize">
       <size>
@@ -184,14 +184,35 @@
        </item>
       </layout>
      </widget>
-     <widget class="QWidget" name="tabWidgetPage2">
+     <widget class="QWidget" name="labelingTab">
       <attribute name="icon">
        <iconset resource="../../images/images.qrc">
         <normaloff>:/images/themes/default/propertyicons/labels.png</normaloff>:/images/themes/default/propertyicons/labels.png</iconset>
       </attribute>
       <attribute name="title">
        <string>Labels</string>
       </attribute>
+      <layout class="QGridLayout" name="gridLayout_47">
+       <item row="0" column="0">
+        <widget class="QFrame" name="labelingFrame">
+         <property name="frameShape">
+          <enum>QFrame::NoFrame</enum>
+         </property>
+         <property name="frameShadow">
+          <enum>QFrame::Plain</enum>
+         </property>
+        </widget>
+       </item>
+      </layout>
+     </widget>
+     <widget class="QWidget" name="tabWidgetPage2">
+      <attribute name="icon">
+       <iconset resource="../../images/images.qrc">
+        <normaloff>:/images/themes/default/propertyicons/labels.png</normaloff>:/images/themes/default/propertyicons/labels.png</iconset>
+      </attribute>
+      <attribute name="title">
+       <string>Labels (deprecated)</string>
+      </attribute>
       <layout class="QGridLayout" name="gridLayout_5">
        <item row="0" column="0">
         <widget class="QCheckBox" name="labelCheckBox">
@@ -371,7 +392,7 @@
             <x>0</x>
             <y>0</y>
             <width>740</width>
-            <height>548</height>
+            <height>558</height>
            </rect>
           </property>
           <layout class="QGridLayout" name="gridLayout_3">
@@ -739,8 +760,8 @@
            <rect>
             <x>0</x>
             <y>0</y>
-            <width>98</width>
-            <height>231</height>
+            <width>722</width>
+            <height>540</height>
            </rect>
           </property>
           <layout class="QVBoxLayout" name="verticalLayout">
@@ -851,8 +872,8 @@
            <rect>
             <x>0</x>
             <y>0</y>
-            <width>106</width>
-            <height>129</height>
+            <width>722</width>
+            <height>540</height>
            </rect>
           </property>
           <layout class="QGridLayout" name="gridLayout_17">
@@ -944,8 +965,8 @@
            <rect>
             <x>0</x>
             <y>0</y>
-            <width>590</width>
-            <height>626</height>
+            <width>706</width>
+            <height>574</height>
            </rect>
           </property>
           <layout class="QGridLayout" name="gridLayout_16">