src/TortoiseProc/RevertDlg.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2009-2012 - TortoiseGit
   4 // Copyright (C) 2003-2008 - 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 "TortoiseProc.h"
  22 #include "messagebox.h"
  23 #include "Revertdlg.h"
  24 #include "Git.h"
  25 #include "Registry.h"
  26 #include ".\revertdlg.h"
  27 #include "AppUtils.h"
  28
  29 #define REFRESHTIMER   100
  30
  31 IMPLEMENT_DYNAMIC(CRevertDlg, CResizableStandAloneDialog)
  32 CRevertDlg::CRevertDlg(CWnd* pParent /*=NULL*/)
  33         : CResizableStandAloneDialog(CRevertDlg::IDD, pParent)
  34         , m_bSelectAll(TRUE)
  35         , m_bThreadRunning(FALSE)
  36         , m_bCancelled(false)
  37 {
  38 }
  39
  40 CRevertDlg::~CRevertDlg()
  41 {
  42 }
  43
  44 void CRevertDlg::DoDataExchange(CDataExchange* pDX)
  45 {
  46         CResizableStandAloneDialog::DoDataExchange(pDX);
  47         DDX_Control(pDX, IDC_REVERTLIST, m_RevertList);
  48         DDX_Check(pDX, IDC_SELECTALL, m_bSelectAll);
  49         DDX_Control(pDX, IDC_SELECTALL, m_SelectAll);
  50 }
  51
  52
  53 BEGIN_MESSAGE_MAP(CRevertDlg, CResizableStandAloneDialog)
  54         ON_BN_CLICKED(IDHELP, OnBnClickedHelp)
  55         ON_BN_CLICKED(IDC_SELECTALL, OnBnClickedSelectall)
  56         ON_REGISTERED_MESSAGE(CGitStatusListCtrl::GITSLNM_NEEDSREFRESH, OnSVNStatusListCtrlNeedsRefresh)
  57         ON_REGISTERED_MESSAGE(CGitStatusListCtrl::GITSLNM_ADDFILE, OnFileDropped)
  58         ON_WM_TIMER()
  59 END_MESSAGE_MAP()
  60
  61
  62
  63 BOOL CRevertDlg::OnInitDialog()
  64 {
  65         CResizableStandAloneDialog::OnInitDialog();
  66         CAppUtils::MarkWindowAsUnpinnable(m_hWnd);
  67
  68         m_RevertList.Init(GITSLC_COLEXT | GITSLC_COLSTATUS | GITSLC_COLADD| GITSLC_COLDEL, _T("RevertDlg"));
  69         m_RevertList.SetConfirmButton((CButton*)GetDlgItem(IDOK));
  70         m_RevertList.SetSelectButton(&m_SelectAll);
  71         m_RevertList.SetCancelBool(&m_bCancelled);
  72         m_RevertList.SetBackgroundImage(IDI_REVERT_BKG);
  73         m_RevertList.EnableFileDrop();
  74
  75         CString sWindowTitle;
  76         GetWindowText(sWindowTitle);
  77         if (m_pathList.GetCount() == 1)
  78                 CAppUtils::SetWindowTitle(m_hWnd, (g_Git.m_CurrentDir + _T("\\") + m_pathList[0].GetUIPathString()).TrimRight('\\'), sWindowTitle);
  79         else
  80                 CAppUtils::SetWindowTitle(m_hWnd, m_pathList.GetCommonRoot().GetUIPathString(), sWindowTitle);
  81
  82         AdjustControlSize(IDC_SELECTALL);
  83
  84         AddAnchor(IDC_REVERTLIST, TOP_LEFT, BOTTOM_RIGHT);
  85         AddAnchor(IDC_SELECTALL, BOTTOM_LEFT);
  86         AddAnchor(IDC_UNVERSIONEDITEMS, BOTTOM_RIGHT);
  87         AddAnchor(IDOK, BOTTOM_RIGHT);
  88         AddAnchor(IDCANCEL, BOTTOM_RIGHT);
  89         AddAnchor(IDHELP, BOTTOM_RIGHT);
  90         if (hWndExplorer)
  91                 CenterWindow(CWnd::FromHandle(hWndExplorer));
  92         EnableSaveRestore(_T("RevertDlg"));
  93
  94         // first start a thread to obtain the file list with the status without
  95         // blocking the dialog
  96         if (AfxBeginThread(RevertThreadEntry, this)==0)
  97         {
  98                 CMessageBox::Show(this->m_hWnd, IDS_ERR_THREADSTARTFAILED, IDS_APPNAME, MB_OK | MB_ICONERROR);
  99         }
 100         InterlockedExchange(&m_bThreadRunning, TRUE);
 101
 102         return TRUE;
 103 }
 104
 105 UINT CRevertDlg::RevertThreadEntry(LPVOID pVoid)
 106 {
 107         return ((CRevertDlg*)pVoid)->RevertThread();
 108 }
 109
 110 UINT CRevertDlg::RevertThread()
 111 {
 112         // get the status of all selected file/folders recursively
 113         // and show the ones which can be reverted to the user
 114         // in a list control.
 115         DialogEnableWindow(IDOK, false);
 116         m_bCancelled = false;
 117
 118         m_RevertList.Clear();
 119
 120         if (!m_RevertList.GetStatus(&m_pathList))
 121         {
 122                 m_RevertList.SetEmptyString(m_RevertList.GetLastErrorMessage());
 123         }
 124         m_RevertList.Show(GITSLC_SHOWVERSIONEDBUTNORMALANDEXTERNALSFROMDIFFERENTREPOS | GITSLC_SHOWDIRECTFILES | GITSLC_SHOWEXTERNALFROMDIFFERENTREPO,
 125                                                 // do not select all files, only the ones the user has selected directly
 126                                                 GITSLC_SHOWDIRECTFILES|GITSLC_SHOWADDED);
 127
 128         if (m_RevertList.HasUnversionedItems())
 129         {
 130                 if (DWORD(CRegStdDWORD(_T("Software\\TortoiseGit\\UnversionedAsModified"), FALSE)))
 131                 {
 132                         GetDlgItem(IDC_UNVERSIONEDITEMS)->ShowWindow(SW_SHOW);
 133                 }
 134                 else
 135                         GetDlgItem(IDC_UNVERSIONEDITEMS)->ShowWindow(SW_HIDE);
 136         }
 137         else
 138                 GetDlgItem(IDC_UNVERSIONEDITEMS)->ShowWindow(SW_HIDE);
 139
 140         InterlockedExchange(&m_bThreadRunning, FALSE);
 141         RefreshCursor();
 142
 143         return 0;
 144 }
 145
 146 void CRevertDlg::OnOK()
 147 {
 148         if (m_bThreadRunning)
 149                 return;
 150         // save only the files the user has selected into the temporary file
 151         m_bRecursive = TRUE;
 152         for (int i=0; i<m_RevertList.GetItemCount(); ++i)
 153         {
 154                 if (!m_RevertList.GetCheck(i))
 155                 {
 156                         m_bRecursive = FALSE;
 157                 }
 158                 else
 159                 {
 160                         m_selectedPathList.AddPath(*(CTGitPath*)m_RevertList.GetItemData(i));
 161 #if 0
 162                         CGitStatusListCtrl::FileEntry * entry = m_RevertList.GetListEntry(i);
 163                         // add all selected entries to the list, except the ones with 'added'
 164                         // status: we later *delete* all the entries in the list before
 165                         // the actual revert is done (so the user has the reverted files
 166                         // still in the trash bin to recover from), but it's not good to
 167                         // delete added files because they're not restored by the revert.
 168                         if (entry->status != svn_wc_status_added)
 169                                 m_selectedPathList.AddPath(entry->GetPath());
 170                         // if an entry inside an external is selected, we can't revert
 171                         // recursively anymore because the recursive revert stops at the
 172                         // external boundaries.
 173                         if (entry->IsInExternal())
 174                                 m_bRecursive = FALSE;
 175 #endif
 176                 }
 177         }
 178         if (!m_bRecursive)
 179         {
 180                 m_RevertList.WriteCheckedNamesToPathList(m_pathList);
 181         }
 182         m_selectedPathList.SortByPathname();
 183
 184         CResizableStandAloneDialog::OnOK();
 185 }
 186
 187 void CRevertDlg::OnCancel()
 188 {
 189         m_bCancelled = true;
 190         if (m_bThreadRunning)
 191                 return;
 192
 193         CResizableStandAloneDialog::OnCancel();
 194 }
 195
 196 void CRevertDlg::OnBnClickedHelp()
 197 {
 198         OnHelp();
 199 }
 200
 201 void CRevertDlg::OnBnClickedSelectall()
 202 {
 203         UINT state = (m_SelectAll.GetState() & 0x0003);
 204         if (state == BST_INDETERMINATE)
 205         {
 206                 // It is not at all useful to manually place the checkbox into the indeterminate state...
 207                 // We will force this on to the unchecked state
 208                 state = BST_UNCHECKED;
 209                 m_SelectAll.SetCheck(state);
 210         }
 211         theApp.DoWaitCursor(1);
 212         m_RevertList.SelectAll(state == BST_CHECKED);
 213         theApp.DoWaitCursor(-1);
 214 }
 215
 216 BOOL CRevertDlg::PreTranslateMessage(MSG* pMsg)
 217 {
 218         if (pMsg->message == WM_KEYDOWN)
 219         {
 220                 switch (pMsg->wParam)
 221                 {
 222                 case VK_RETURN:
 223                         {
 224                                 if (GetAsyncKeyState(VK_CONTROL)&0x8000)
 225                                 {
 226                                         if ( GetDlgItem(IDOK)->IsWindowEnabled() )
 227                                         {
 228                                                 PostMessage(WM_COMMAND, IDOK);
 229                                         }
 230                                         return TRUE;
 231                                 }
 232                         }
 233                         break;
 234                 case VK_F5:
 235                         {
 236                                 if (!m_bThreadRunning)
 237                                 {
 238                                         if (AfxBeginThread(RevertThreadEntry, this)==0)
 239                                         {
 240                                                 CMessageBox::Show(this->m_hWnd, IDS_ERR_THREADSTARTFAILED, IDS_APPNAME, MB_OK | MB_ICONERROR);
 241                                         }
 242                                         else
 243                                                 InterlockedExchange(&m_bThreadRunning, TRUE);
 244                                 }
 245                         }
 246                         break;
 247                 }
 248         }
 249
 250         return CResizableStandAloneDialog::PreTranslateMessage(pMsg);
 251 }
 252
 253 LRESULT CRevertDlg::OnSVNStatusListCtrlNeedsRefresh(WPARAM, LPARAM)
 254 {
 255         if (AfxBeginThread(RevertThreadEntry, this)==0)
 256         {
 257                 CMessageBox::Show(this->m_hWnd, IDS_ERR_THREADSTARTFAILED, IDS_APPNAME, MB_OK | MB_ICONERROR);
 258         }
 259         return 0;
 260 }
 261
 262 LRESULT CRevertDlg::OnFileDropped(WPARAM, LPARAM lParam)
 263 {
 264         BringWindowToTop();
 265         SetForegroundWindow();
 266         SetActiveWindow();
 267         // if multiple files/folders are dropped
 268         // this handler is called for every single item
 269         // separately.
 270         // To avoid creating multiple refresh threads and
 271         // causing crashes, we only add the items to the
 272         // list control and start a timer.
 273         // When the timer expires, we start the refresh thread,
 274         // but only if it isn't already running - otherwise we
 275         // restart the timer.
 276         CTGitPath path;
 277         path.SetFromWin((LPCTSTR)lParam);
 278
 279         if (!m_RevertList.HasPath(path))
 280         {
 281                 if (m_pathList.AreAllPathsFiles())
 282                 {
 283                         m_pathList.AddPath(path);
 284                         m_pathList.RemoveDuplicates();
 285                 }
 286                 else
 287                 {
 288                         // if the path list contains folders, we have to check whether
 289                         // our just (maybe) added path is a child of one of those. If it is
 290                         // a child of a folder already in the list, we must not add it. Otherwise
 291                         // that path could show up twice in the list.
 292                         bool bHasParentInList = false;
 293                         for (int i=0; i<m_pathList.GetCount(); ++i)
 294                         {
 295                                 if (m_pathList[i].IsAncestorOf(path))
 296                                 {
 297                                         bHasParentInList = true;
 298                                         break;
 299                                 }
 300                         }
 301                         if (!bHasParentInList)
 302                         {
 303                                 m_pathList.AddPath(path);
 304                                 m_pathList.RemoveDuplicates();
 305                         }
 306                 }
 307         }
 308
 309         // Always start the timer, since the status of an existing item might have changed
 310         SetTimer(REFRESHTIMER, 200, NULL);
 311         ATLTRACE(_T("Item %s dropped, timer started\n"), path.GetWinPath());
 312         return 0;
 313 }
 314
 315 void CRevertDlg::OnTimer(UINT_PTR nIDEvent)
 316 {
 317         switch (nIDEvent)
 318         {
 319         case REFRESHTIMER:
 320                 if (m_bThreadRunning)
 321                 {
 322                         SetTimer(REFRESHTIMER, 200, NULL);
 323                         ATLTRACE("Wait some more before refreshing\n");
 324                 }
 325                 else
 326                 {
 327                         KillTimer(REFRESHTIMER);
 328                         ATLTRACE("Refreshing after items dropped\n");
 329                         OnSVNStatusListCtrlNeedsRefresh(0, 0);
 330                 }
 331                 break;
 332         }
 333         __super::OnTimer(nIDEvent);
 334 }