Add invert selection tool on refactor fields processing fix #52816

qgis · Apr 24, 2023 · 4373ac6 · 4373ac6
1 parent 49b3a9d
commit 4373ac6
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Showing 5 changed files with 38 additions and 0 deletions.
diff --git a/python/gui/auto_generated/qgsfieldmappingwidget.sip.in b/python/gui/auto_generated/qgsfieldmappingwidget.sip.in
@@ -144,6 +144,11 @@ Moves up currently selected field
     bool moveSelectedFieldsDown( );
 %Docstring
 Moves down the currently selected field
+%End
+
+    bool invertSelection( );
+%Docstring
+Invert the field selection state
 %End
 
 };

diff --git a/src/gui/processing/qgsprocessingfieldmapwidgetwrapper.cpp b/src/gui/processing/qgsprocessingfieldmapwidgetwrapper.cpp
@@ -53,8 +53,10 @@ QgsProcessingFieldMapPanelWidget::QgsProcessingFieldMapPanelWidget( QWidget *par
   connect( mDeleteButton, &QPushButton::clicked, mFieldsView, &QgsFieldMappingWidget::removeSelectedFields );
   connect( mUpButton, &QPushButton::clicked, mFieldsView, &QgsFieldMappingWidget::moveSelectedFieldsUp );
   connect( mDownButton, &QPushButton::clicked, mFieldsView, &QgsFieldMappingWidget::moveSelectedFieldsDown );
+  connect( mInvertSelectionButton, &QPushButton::clicked, mFieldsView, &QgsFieldMappingWidget::invertSelection );
   connect( mLoadLayerFieldsButton, &QPushButton::clicked, this, &QgsProcessingFieldMapPanelWidget::loadLayerFields );
 
+
   connect( mFieldsView, &QgsFieldMappingWidget::changed, this, [ = ]
   {
     if ( !mBlockChangedSignal )

diff --git a/src/gui/qgsfieldmappingwidget.cpp b/src/gui/qgsfieldmappingwidget.cpp
@@ -20,6 +20,7 @@
 #include "qgsprocessingaggregatewidgets.h"
 #include "qgsvectorlayer.h"
 #include "qgsvectordataprovider.h"
+#include "QItemSelectionModel"
 
 #include <QTableView>
 #include <QVBoxLayout>
@@ -147,6 +148,21 @@ bool QgsFieldMappingWidget::removeSelectedFields()
   return true;
 }
 
+bool QgsFieldMappingWidget::invertSelection()
+{
+
+  for ( int i = 0; i < mTableView->model()->rowCount(); ++i )
+  {
+    for ( int j = 0; j < mTableView->model()->columnCount(); j++ )
+    {
+      QModelIndex index = mTableView->model()->index( i, j );
+      mTableView->selectionModel()->select( index, QItemSelectionModel::Toggle );
+    }
+
+  }
+  return true;
+}
+
 bool QgsFieldMappingWidget::moveSelectedFieldsUp()
 {
   if ( ! mTableView->selectionModel()->hasSelection() )

diff --git a/src/gui/qgsfieldmappingwidget.h b/src/gui/qgsfieldmappingwidget.h
@@ -144,6 +144,9 @@ class GUI_EXPORT QgsFieldMappingWidget : public QgsPanelWidget
     //! Moves down the currently selected field
     bool moveSelectedFieldsDown( );
 
+    //! Invert the field selection state
+    bool invertSelection( );
+
   private:
 
     QTableView *mTableView = nullptr;

diff --git a/src/ui/processing/qgsprocessingfieldsmappingpanelbase.ui b/src/ui/processing/qgsprocessingfieldsmappingpanelbase.ui
@@ -116,6 +116,17 @@
          </property>
         </widget>
        </item>
+       <item>
+        <widget class="QToolButton" name="mInvertSelectionButton">
+         <property name="text">
+          <string>invert selection</string>
+         </property>
+         <property name="icon">
+          <iconset resource="../../../images/images.qrc">
+           <normaloff>:/images/themes/default/mActionInvertSelection.svg</normaloff>:/images/themes/default/mActionInvertSelection.svg</iconset>
+         </property>
+        </widget>
+       </item>
        <item>
         <spacer name="verticalSpacer">
          <property name="orientation">
@@ -188,6 +199,7 @@
  </customwidgets>
  <resources>
   <include location="../../../images/images.qrc"/>
+  <include location="../../../images/images.qrc"/>
  </resources>
  <connections/>
 </ui>