Fix model designer jumps around scene after changing components

qgis · Apr 14, 2020 · 5792296 · 5792296
1 parent 190907b
commit 5792296
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/gui/processing/models/qgsmodeldesignerdialog.cpp b/src/gui/processing/models/qgsmodeldesignerdialog.cpp
@@ -418,7 +418,9 @@ void QgsModelDesignerDialog::setModelScene( QgsModelGraphicsScene *scene )
   mScene->setParent( this );
   mScene->setChildAlgorithmResults( mChildResults );
   mScene->setModel( mModel.get() );
+  mScene->setMessageBar( mMessageBar );
 
+  const QPointF center = mView->mapToScene( mView->viewport()->rect().center() );
   mView->setModelScene( mScene );
 
   mSelectTool->resetCache();
@@ -434,6 +436,8 @@ void QgsModelDesignerDialog::setModelScene( QgsModelGraphicsScene *scene )
   connect( mScene, &QgsModelGraphicsScene::componentAboutToChange, this, [ = ]( const QString & description, int id ) { beginUndoCommand( description, id ); } );
   connect( mScene, &QgsModelGraphicsScene::componentChanged, this, [ = ] { endUndoCommand(); } );
 
+  mView->centerOn( center );
+
   if ( oldScene )
     oldScene->deleteLater();
 }