Add a help button to the raster legend widget

qgis · Sep 20, 2021 · 770281e · 770281e
1 parent 641c05d
commit 770281e
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/gui/qgscolorramplegendnodewidget.cpp b/src/gui/qgscolorramplegendnodewidget.cpp
@@ -142,9 +142,13 @@ QgsColorRampLegendNodeDialog::QgsColorRampLegendNodeDialog( const QgsColorRampLe
   QVBoxLayout *vLayout = new QVBoxLayout();
   mWidget = new QgsColorRampLegendNodeWidget( nullptr );
   vLayout->addWidget( mWidget );
-  mButtonBox = new QDialogButtonBox( QDialogButtonBox::Cancel | QDialogButtonBox::Ok, Qt::Horizontal );
+  mButtonBox = new QDialogButtonBox( QDialogButtonBox::Cancel | QDialogButtonBox::Help | QDialogButtonBox::Ok, Qt::Horizontal );
   connect( mButtonBox, &QDialogButtonBox::accepted, this, &QDialog::accept );
   connect( mButtonBox, &QDialogButtonBox::rejected, this, &QDialog::reject );
+  connect( mButtonBox, &QDialogButtonBox::helpRequested, this, [ = ]
+  {
+    QgsHelp::openHelp( QStringLiteral( "working_with_raster/raster_properties.html#raster-legend-settings" ) );
+  } );
   connect( mWidget, &QgsPanelWidget::panelAccepted, this, &QDialog::reject );
   vLayout->addWidget( mButtonBox );
   setLayout( vLayout );