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return empty string to signal error

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This commit is contained in:
jonathanlurie 2025-05-13 14:26:16 +02:00
parent 545e264c70
commit 9bacaee3c6
1 changed files with 6 additions and 10 deletions
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16
src/gui/processing/models/qgsmodelcomponentgraphicitem.cpp
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@ -873,11 +873,9 @@ QString QgsModelParameterGraphicItem::linkPointText( Qt::Edge, int index ) const
QString QgsModelParameterGraphicItem::getLinkedParamDataType( Qt::Edge /* unused in this implementation because parameters only have a bottom edge */, int index ) QString QgsModelParameterGraphicItem::getLinkedParamDataType( Qt::Edge /* unused in this implementation because parameters only have a bottom edge */, int index )
{ {
QString unknownType = QString( "unknown" );
if ( index < 0 ) if ( index < 0 )
{ {
return unknownType; return QString();
} }
if ( const QgsProcessingModelParameter *parameter = dynamic_cast< const QgsProcessingModelParameter * >( component() ) ) if ( const QgsProcessingModelParameter *parameter = dynamic_cast< const QgsProcessingModelParameter * >( component() ) )
@ -885,7 +883,7 @@ QString QgsModelParameterGraphicItem::getLinkedParamDataType( Qt::Edge /* unused
return this->model()->parameterDefinition( parameter->parameterName() )->type(); return this->model()->parameterDefinition( parameter->parameterName() )->type();
} }
return unknownType; return QString();
} }
@ -1130,13 +1128,11 @@ int QgsModelChildAlgorithmGraphicItem::linkPointCount( Qt::Edge edge ) const
QString QgsModelComponentGraphicItem::getLinkedParamDataType( Qt::Edge edge, int index ) QString QgsModelComponentGraphicItem::getLinkedParamDataType( Qt::Edge edge, int index )
{ {
QString unknownType = QString( "unknown" );
if ( const QgsProcessingModelChildAlgorithm *child = dynamic_cast<const QgsProcessingModelChildAlgorithm *>( component() ) ) if ( const QgsProcessingModelChildAlgorithm *child = dynamic_cast<const QgsProcessingModelChildAlgorithm *>( component() ) )
{ {
if ( !child->algorithm() ) if ( !child->algorithm() )
{ {
return unknownType; return QString();
} }
switch ( edge ) switch ( edge )
@ -1147,7 +1143,7 @@ QString QgsModelComponentGraphicItem::getLinkedParamDataType( Qt::Edge edge, int
{ {
return child->algorithm()->outputDefinitions().at( index )->type(); return child->algorithm()->outputDefinitions().at( index )->type();
} }
return unknownType; return QString();
} }
case Qt::TopEdge: case Qt::TopEdge:
{ {
@ -1158,7 +1154,7 @@ QString QgsModelComponentGraphicItem::getLinkedParamDataType( Qt::Edge edge, int
return params.at( index )->type(); return params.at( index )->type();
} }
return unknownType; return QString();
} }
case Qt::LeftEdge: case Qt::LeftEdge:
@ -1167,7 +1163,7 @@ QString QgsModelComponentGraphicItem::getLinkedParamDataType( Qt::Edge edge, int
} }
} }
return unknownType; return QString();
} }