src/TortoiseProc/RevertDlg.cpp

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