[styledock] Fix undo redo

Author: NathanW2

src/app/qgsmapstylingwidget.cpp

@@ -42,6 +42,13 @@ QgsMapStylingWidget::QgsMapStylingWidget( QgsMapCanvas* canvas, QWidget *parent
 
   mAutoApplyTimer = new QTimer( this );
   mAutoApplyTimer->setSingleShot( true );
+
+  mUndoWidget = new QgsUndoWidget( this, mMapCanvas );
+  mUndoWidget->setObjectName( "Undo Styles" );
+  mUndoWidget->hide();
+  connect( mUndoButton, SIGNAL( pressed() ), mUndoWidget, SLOT( undo() ) );
+  connect( mRedoButton, SIGNAL( pressed() ), mUndoWidget, SLOT( redo() ) );
+
   connect( mAutoApplyTimer, SIGNAL( timeout() ), this, SLOT( apply() ) );
 
   connect( mOptionsListWidget, SIGNAL( currentRowChanged( int ) ), this, SLOT( updateCurrentWidgetLayer() ) );
@@ -168,6 +175,8 @@ void QgsMapStylingWidget::updateCurrentWidgetLayer()
 
   QgsMapLayer* layer = mCurrentLayer;
 
+  mUndoWidget->setUndoStack( layer->undoStackStyles() );
+
   mLayerTitleLabel->setText( layer->name() );
 
   if ( layer->type() == QgsMapLayer::VectorLayer )
@@ -181,6 +190,10 @@ void QgsMapStylingWidget::updateCurrentWidgetLayer()
     {
       mLabelingWidget = widget;
     }
+    else if ( QgsUndoWidget* widget = qobject_cast<QgsUndoWidget*>( current ) )
+    {
+      mUndoWidget = widget;
+    }
     else
     {
       current->deleteLater();
@@ -208,11 +221,6 @@ void QgsMapStylingWidget::updateCurrentWidgetLayer()
         break;
       }
       case 2: // History
-        mUndoWidget = new QgsUndoWidget( mOptionsListWidget, mMapCanvas );
-        mUndoWidget->setObjectName( "Undo Styles" );
-        mUndoWidget->setUndoStack( layer->undoStackStyles() );
-        connect( mUndoButton, SIGNAL( pressed() ), mUndoWidget, SLOT( undo() ) );
-        connect( mRedoButton, SIGNAL( pressed() ), mUndoWidget, SLOT( redo() ) );
         mWidgetArea->setWidget( mUndoWidget );
         break;
       default:
@@ -235,6 +243,10 @@ void QgsMapStylingWidget::updateCurrentWidgetLayer()
     {
       mRasterStyleWidget = widget;
     }
+    else if ( QgsUndoWidget* widget = qobject_cast<QgsUndoWidget*>( current ) )
+    {
+      mUndoWidget = widget;
+    }
     else
     {
       current->deleteLater();
@@ -276,12 +288,6 @@ void QgsMapStylingWidget::updateCurrentWidgetLayer()
         break;
       }
       case 3: // History
-        mUndoWidget = new QgsUndoWidget( mOptionsListWidget, mMapCanvas );
-        mUndoWidget->setObjectName( "Undo Styles" );
-        mUndoWidget->setUndoStack( layer->undoStackStyles() );
-
-        connect( mUndoButton, SIGNAL( pressed() ), mUndoWidget, SLOT( undo() ) );
-        connect( mRedoButton, SIGNAL( pressed() ), mUndoWidget, SLOT( redo() ) );
         mWidgetArea->setWidget( mUndoWidget );
         break;
       default:

src/ui/qgsmapstylingwidgetbase.ui

@@ -14,13 +14,22 @@
    <string>Form</string>
   </property>
   <layout class="QGridLayout" name="gridLayout_2">
-   <property name="margin">
+   <property name="leftMargin">
+    <number>3</number>
+   </property>
+   <property name="topMargin">
+    <number>3</number>
+   </property>
+   <property name="rightMargin">
+    <number>3</number>
+   </property>
+   <property name="bottomMargin">
     <number>3</number>
    </property>
    <item row="0" column="0">
     <widget class="QStackedWidget" name="mStackedWidget">
      <property name="currentIndex">
-      <number>0</number>
+      <number>1</number>
      </property>
      <widget class="QWidget" name="page">
       <layout class="QGridLayout" name="gridLayout_3">
@@ -35,16 +44,25 @@
      </widget>
      <widget class="QWidget" name="page_2">
       <layout class="QGridLayout" name="gridLayout">
-       <property name="horizontalSpacing">
-        <number>3</number>
+       <property name="leftMargin">
+        <number>0</number>
+       </property>
+       <property name="topMargin">
+        <number>0</number>
+       </property>
+       <property name="rightMargin">
+        <number>0</number>
        </property>
-       <property name="margin">
+       <property name="bottomMargin">
         <number>0</number>
        </property>
+       <property name="horizontalSpacing">
+        <number>3</number>
+       </property>
        <item row="2" column="1">
         <layout class="QHBoxLayout" name="horizontalLayout_2">
          <item>
-          <widget class="QToolButton" name="mRedoButton">
+          <widget class="QToolButton" name="mUndoButton">
            <property name="text">
             <string>...</string>
            </property>
@@ -55,7 +73,7 @@
           </widget>
          </item>
          <item>
-          <widget class="QToolButton" name="mUndoButton">
+          <widget class="QToolButton" name="mRedoButton">
            <property name="text">
             <string>...</string>
            </property>
@@ -184,7 +202,7 @@
             <x>0</x>
             <y>0</y>
             <width>320</width>
-            <height>388</height>
+            <height>401</height>
            </rect>
           </property>
          </widget>
@@ -195,12 +213,6 @@
     </widget>
    </item>
   </layout>
-  <zorder>mLayerTitleLabel</zorder>
-  <zorder>mLiveApplyCheck</zorder>
-  <zorder>mStackedWidget</zorder>
-  <zorder>mRedoButton</zorder>
-  <zorder>mUndoButton</zorder>
-  <zorder>mButtonBox</zorder>
  </widget>
  <resources>
   <include location="../../images/images.qrc"/>