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0023593: XCAFDoc_DocumentTool label must be removed from internal map upon closing the XDE document

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This commit is contained in:
Roman Lygin 2012-11-28 13:07:44 +04:00
parent a0d8a9fc54
commit f898928aa0
2 changed files with 25 additions and 0 deletions
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5
src/XCAFDoc/XCAFDoc_DocumentTool.cdl
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@ -114,4 +114,9 @@ is
Paste (me; into : mutable Attribute from TDF; Paste (me; into : mutable Attribute from TDF;
RT : mutable RelocationTable from TDF); RT : mutable RelocationTable from TDF);
Destroy (me: mutable) is virtual;
---C++ : alias ~
---Purpose: Unregisters the document holding this attribute from an
-- internal global map of XDE documents.
end DocumentTool; end DocumentTool;

20
src/XCAFDoc/XCAFDoc_DocumentTool.cxx
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@ -280,3 +280,23 @@ Standard_Boolean XCAFDoc_DocumentTool::IsXCAFDocument(const Handle(TDocStd_Docu
{ {
return RootLDocLMap.IsBound(D->Main().Root()); return RootLDocLMap.IsBound(D->Main().Root());
} }
//=======================================================================
//function : Destroy
//purpose : Removal of the document from RootLDocLMap is necessary. Otherwise
// there remains orphan labels and upon creation of a new
// label with XCAFDoc_DocumentTool attribute that
// orphan is attempted to get used (when hashes match) causing
// an exception when trying to access its data framework.
//=======================================================================
void XCAFDoc_DocumentTool::Destroy()
{
TDF_Label DocL = Label();
if ( ! DocL.IsNull() ) {
TDF_Label RootL = DocL.Root();
if ( RootLDocLMap.IsBound( RootL ) )
RootLDocLMap.UnBind( RootL );
}
}