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56 lines
1.8 KiB
C++
Executable File
56 lines
1.8 KiB
C++
Executable File
// File: MDataStd_TreeNodeStorageDriver.cxx
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// Created: Thu Jun 17 11:58:51 1999
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// Author: Vladislav ROMASHKO
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// <vro@flox.nnov.matra-dtv.fr>
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#include <MDataStd_TreeNodeStorageDriver.ixx>
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#include <TDataStd_TreeNode.hxx>
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#include <PDataStd_TreeNode.hxx>
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#include <Standard_NoSuchObject.hxx>
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#include <CDM_MessageDriver.hxx>
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MDataStd_TreeNodeStorageDriver::MDataStd_TreeNodeStorageDriver(const Handle(CDM_MessageDriver)& theMsgDriver):MDF_ASDriver(theMsgDriver)
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{}
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Standard_Integer MDataStd_TreeNodeStorageDriver::VersionNumber() const
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{ return 0; }
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Handle(Standard_Type) MDataStd_TreeNodeStorageDriver::SourceType() const
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{ return STANDARD_TYPE(TDataStd_TreeNode); }
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Handle(PDF_Attribute) MDataStd_TreeNodeStorageDriver::NewEmpty() const
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{ return new PDataStd_TreeNode(); }
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void MDataStd_TreeNodeStorageDriver::Paste(const Handle(TDF_Attribute)& Source,
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const Handle(PDF_Attribute)& Target,
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const Handle(MDF_SRelocationTable)& RelocTable) const
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{
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Handle(TDataStd_TreeNode) S = Handle(TDataStd_TreeNode)::DownCast (Source);
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Handle(PDataStd_TreeNode) T = Handle(PDataStd_TreeNode)::DownCast (Target);
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Handle (PDataStd_TreeNode) TF;
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// Only stores myFirst , myNext
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// When retrieving the function
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// myFirst is appended to me and the next of myFirst and subsequently the next of the next
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// are appended to me.
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Handle (TDataStd_TreeNode) F = S->First();
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if (!F.IsNull ()) {
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if (!RelocTable->HasRelocation(F, TF)) {
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Standard_NoSuchObject::Raise("MDataStd_TreeNodeStorageDriver::Paste");
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}
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T->SetFirst(TF);
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}
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F = S->Next();
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if (!F.IsNull ()) {
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if (!RelocTable->HasRelocation(F, TF)) {
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Standard_NoSuchObject::Raise("MDataStd_TreeNodeStorageDriver::Paste");
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}
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T->SetNext(TF);
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}
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T->SetTreeID(S->ID());
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}
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