src/TortoiseProc/Commands/PrevDiffCommand.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2008-2011 - TortoiseGit
   4 // Copyright (C) 2007-2008 - TortoiseSVN
   5
   6 // This program is free software; you can redistribute it and/or
   7 // modify it under the terms of the GNU General Public License
   8 // as published by the Free Software Foundation; either version 2
   9 // of the License, or (at your option) any later version.
  10
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software Foundation,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 #include "stdafx.h"
  21 #include "PrevDiffCommand.h"
  22 #include "GitDiff.h"
  23 #include "GitStatus.h"
  24 #include "MessageBox.h"
  25 #include "ChangedDlg.h"
  26 #include "LogDlgHelper.h"
  27 #include "FileDiffDlg.h"
  28
  29 bool PrevDiffCommand::Execute()
  30 {
  31         bool bRet = false;
  32         //bool bAlternativeTool = !!parser.HasKey(_T("alternative"));
  33         if (this->orgCmdLinePath.IsDirectory())
  34         {
  35                 CFileDiffDlg dlg;
  36
  37                 dlg.m_strRev1 = GIT_REV_ZERO;
  38                 dlg.m_strRev2 = _T("HEAD~1");
  39                 dlg.m_sFilter = this->cmdLinePath.GetGitPathString();
  40
  41                 //dlg.m_pathList = CTGitPathList(cmdLinePath);
  42                 dlg.DoModal();
  43                 bRet = true;
  44         }
  45         else
  46         {
  47                 CGitDiff diff;
  48 //              diff.SetAlternativeTool(bAlternativeTool);
  49                 GitStatus st;
  50                 st.GetStatus(cmdLinePath);
  51
  52                 if (1)
  53                 {
  54                         CString hash;
  55                         CString logout;
  56
  57                         CLogDataVector revs;
  58                         CLogCache cache;
  59                         revs.m_pLogCache=&cache;
  60
  61                         revs.ParserFromLog(&cmdLinePath,2,CGit::LOG_INFO_ONLY_HASH);
  62
  63                         if( revs.size() != 2)
  64                         {
  65                                 CMessageBox::Show(hWndExplorer, IDS_ERR_NOPREVREVISION, IDS_APPNAME, MB_ICONERROR);
  66                                 bRet = false;
  67                         }
  68                         else
  69                         {
  70                                 CGitDiff diff;
  71                                 bRet = !!diff.Diff(&cmdLinePath,&cmdLinePath, GIT_REV_ZERO, revs.GetGitRevAt(1).m_CommitHash.ToString());
  72                         }
  73                 }
  74                 else
  75                 {
  76                         //if (st.GetLastErrorMsg().IsEmpty())
  77                         {
  78                                 CMessageBox::Show(hWndExplorer, IDS_ERR_NOPREVREVISION, IDS_APPNAME, MB_ICONERROR);
  79                         }
  80                         //else
  81                         //{
  82                         //      CMessageBox::Show(hWndExplorer, IDS_ERR_NOSTATUS, IDS_APPNAME, MB_ICONERROR);
  83                         //s}
  84                 }
  85         }
  86         return bRet;
  87 }