src/TortoiseProc/Commands/PrevDiffCommand.cpp

   1 // TortoiseSVN - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2007-2008 - TortoiseSVN
   4
   5 // This program is free software; you can redistribute it and/or
   6 // modify it under the terms of the GNU General Public License
   7 // as published by the Free Software Foundation; either version 2
   8 // of the License, or (at your option) any later version.
   9
  10 // This program is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 // GNU General Public License for more details.
  14
  15 // You should have received a copy of the GNU General Public License
  16 // along with this program; if not, write to the Free Software Foundation,
  17 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 //
  19 #include "StdAfx.h"
  20 #include "PrevDiffCommand.h"
  21 #include "GitDiff.h"
  22 #include "GitStatus.h"
  23 #include "MessageBox.h"
  24 #include "ChangedDlg.h"
  25 #include "LogDlgHelper.h"
  26 #include "CommonResource.h"
  27
  28 bool PrevDiffCommand::Execute()
  29 {
  30         bool bRet = false;
  31         bool bAlternativeTool = !!parser.HasKey(_T("alternative"));
  32         if (cmdLinePath.IsDirectory())
  33         {
  34                 CChangedDlg dlg;
  35                 dlg.m_pathList = CTGitPathList(cmdLinePath);
  36                 dlg.DoModal();
  37                 bRet = true;
  38         }
  39         else
  40         {
  41                 CGitDiff diff;
  42 //              diff.SetAlternativeTool(bAlternativeTool);
  43                 GitStatus st;
  44                 st.GetStatus(cmdLinePath);
  45
  46                 if (1)
  47                 {
  48                         CString hash;
  49                         CString logout;
  50
  51                         CLogDataVector revs;
  52
  53                         revs.ParserShortLog(&cmdLinePath,hash,2);
  54                         if( revs.size() == 0)
  55                         {
  56                                 CMessageBox::Show(hWndExplorer, IDS_ERR_NOPREVREVISION, IDS_APPNAME, MB_ICONERROR);
  57                                 return FALSE;
  58                         }
  59
  60                         if( revs.size() == 1 )
  61                         {
  62                                 CGitDiff diff;
  63                                 bRet = (diff.DiffNull(&cmdLinePath,revs[0].m_CommitHash) != 0);
  64                         }
  65
  66                         if( revs.size() == 2 )
  67                         {
  68                                 CGitDiff diff;
  69                                 bRet = diff.Diff(&cmdLinePath,&cmdLinePath, revs[0].m_CommitHash, revs[1].m_CommitHash, false);
  70                         }
  71                 }
  72                 else
  73                 {
  74                         //if (st.GetLastErrorMsg().IsEmpty())
  75                         {
  76                                 CMessageBox::Show(hWndExplorer, IDS_ERR_NOPREVREVISION, IDS_APPNAME, MB_ICONERROR);
  77                         }
  78                         //else
  79                         //{
  80                         //      CMessageBox::Show(hWndExplorer, IDS_ERR_NOSTATUS, IDS_APPNAME, MB_ICONERROR);
  81                         //s}
  82                 }
  83         }
  84         return bRet;
  85 }