[GRASS] insert record for new feature

Author: blazek

src/providers/grass/qgsgrassprovider.cpp

@@ -1116,6 +1116,7 @@ void QgsGrassProvider::onFeatureAdded( QgsFeatureId fid )
   {
     struct line_pnts *points = Vect_new_line_struct();
     struct line_cats *cats = Vect_new_cats_struct();
+    int newCat = 0;
 
     setPoints( points, geometry );
     // TODO: get also old type if it is feature previously deleted
@@ -1130,7 +1131,6 @@ void QgsGrassProvider::onFeatureAdded( QgsFeatureId fid )
         // resetting fid probably is not possible because it is stored in undo commands and used in buffer maps
 
         QgsDebugMsg( QString( "get new cat for mCidxFieldIndex = %1" ).arg( mCidxFieldIndex ) );
-        int newCat = 0;
         if ( mCidxFieldIndex == -1 )
         {
           // No features with this field yet in map
@@ -1142,6 +1142,12 @@ void QgsGrassProvider::onFeatureAdded( QgsFeatureId fid )
         }
         QgsDebugMsg( QString( "newCat = %1" ).arg( newCat ) );
         Vect_cat_set( cats, mLayerField, newCat );
+        QString error;
+        mLayer->insertAttributes( newCat, error );
+        if ( !error.isEmpty() )
+        {
+          QgsGrass::warning( error );
+        }
       }
     }
     else
@@ -1204,6 +1210,18 @@ void QgsGrassProvider::onFeatureAdded( QgsFeatureId fid )
           }
           // TODO: create also centroid and add it to undo
         }
+
+        if ( newCat > 0 )
+        {
+          if ( mLayer->hasTable() )
+          {
+            addedFeatures[fid].setAttribute( mLayer->keyColumn(), newCat );
+          }
+          else
+          {
+            addedFeatures[fid].setAttribute( 0, newCat );
+          }
+        }
       }
     }
 

src/providers/grass/qgsgrassvectormaplayer.cpp

@@ -626,6 +626,8 @@ void QgsGrassVectorMapLayer::createTable( const QgsFields &fields, QString &erro
     {
       QgsDebugMsg( error );
     }
+    mHasTable = true;
+    mKeyColumn = 0;
   }
   QgsDebugMsg( "Table successfully created" );
 }
@@ -784,16 +786,19 @@ void QgsGrassVectorMapLayer::insertAttributes( int cat, QString &error )
 {
   QgsDebugMsg( QString( "mField = %1 cat = %2" ).arg( mField ).arg( cat ) );
 
-  QString query = QString( "INSERT INTO %1 ( %2 ) VALUES ( %3 )" ).arg( mFieldInfo->table ).arg( mFieldInfo->key ).arg( cat );
-  executeSql( query, error );
-  if ( error.isEmpty() )
+  if ( mHasTable )
   {
-    QList<QVariant> values;
-    for ( int i = 0; i < mAttributeFields.size(); i++ )
+    QString query = QString( "INSERT INTO %1 ( %2 ) VALUES ( %3 )" ).arg( mFieldInfo->table ).arg( mFieldInfo->key ).arg( cat );
+    executeSql( query, error );
+    if ( error.isEmpty() )
     {
-      values << QVariant();
+      QList<QVariant> values;
+      for ( int i = 0; i < mAttributeFields.size(); i++ )
+      {
+        values << QVariant();
+      }
+      mAttributes[cat] = values;
     }
-    mAttributes[cat] = values;
   }
 }