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QmlDesigner: Add extra check

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The node might be also invalid.

Change-Id: I3f9ecd63f178f15c495f6b60d36b02cb54b5d254
Reviewed-by: Aleksei German <aleksei.german@qt.io>
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
This commit is contained in:
Thomas Hartmann
2020-04-08 19:18:32 +02:00
parent 022b2b47e9
commit 98ad7f96bb
1 changed files with 6 additions and 3 deletions
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9
src/plugins/qmldesigner/designercore/model/qmlitemnode.cpp
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@@ -497,17 +497,20 @@ bool QmlItemNode::isInStackedContainer() const
bool QmlItemNode::isFlowView() const bool QmlItemNode::isFlowView() const
{ {
return modelNode().metaInfo().isSubclassOf("FlowView.FlowView"); return modelNode().isValid()
&& modelNode().metaInfo().isSubclassOf("FlowView.FlowView");
} }
bool QmlItemNode::isFlowItem() const bool QmlItemNode::isFlowItem() const
{ {
return modelNode().metaInfo().isSubclassOf("FlowView.FlowItem"); return modelNode().isValid()
&& modelNode().metaInfo().isSubclassOf("FlowView.FlowItem");
} }
bool QmlItemNode::isFlowActionArea() const bool QmlItemNode::isFlowActionArea() const
{ {
return modelNode().metaInfo().isSubclassOf("FlowView.FlowActionArea"); return modelNode().isValid()
&& modelNode().metaInfo().isSubclassOf("FlowView.FlowActionArea");
} }
ModelNode QmlItemNode::rootModelNode() const ModelNode QmlItemNode::rootModelNode() const