1 // TortoiseSVN - a Windows shell extension for easy version control
\r
3 // Copyright (C) 2003-2008 - TortoiseSVN
\r
5 // This program is free software; you can redistribute it and/or
\r
6 // modify it under the terms of the GNU General Public License
\r
7 // as published by the Free Software Foundation; either version 2
\r
8 // of the License, or (at your option) any later version.
\r
10 // This program is distributed in the hope that it will be useful,
\r
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
\r
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
\r
13 // GNU General Public License for more details.
\r
15 // You should have received a copy of the GNU General Public License
\r
16 // along with this program; if not, write to the Free Software Foundation,
\r
17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
\r
20 #include "ExactCopyFroms.h"
\r
21 #include "VisibleGraphNode.h"
\r
25 CExactCopyFroms::CExactCopyFroms (CRevisionGraphOptionList& list)
\r
30 // implement IRevisionGraphOption: This option must always be applied.
\r
32 bool CExactCopyFroms::IsActive() const
\r
37 // implement IModificationOption:
\r
38 // remove the pure copy sources
\r
40 void CExactCopyFroms::Apply (CVisibleGraph* graph, CVisibleGraphNode* node)
\r
42 // remove node, if it is neither "M", "A", "D" nor "R"
\r
44 if (node->GetClassification().Matches (0, CNodeClassification::IS_OPERATION_MASK))
\r
46 // is this node still necessary?
\r
48 CVisibleGraphNode* next = node->GetNext();
\r
50 bool isCopySource = (node->GetFirstTag() != NULL)
\r
51 || (node->GetFirstCopyTarget() != NULL)
\r
52 || ( (next != NULL)
\r
53 && (next->GetClassification().Is
\r
54 (CNodeClassification::IS_RENAMED)));
\r
56 // remove it, if it is either no longer necessary or not wanted at all
\r
58 if (!IsSelected() || !isCopySource)
\r
59 node->DropNode (graph, true);
\r