programs/winedbg/crashdlg.c

   1 /*
   2  * The dialog that displays after a crash
   3  *
   4  * Copyright 2008 Mikolaj Zalewski
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library 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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "debugger.h"
  22 #include "wingdi.h"
  23 #include "winuser.h"
  24 #include "commctrl.h"
  25 #include "commdlg.h"
  26 #include "shellapi.h"
  27 #include "psapi.h"
  28
  29 #include "wine/debug.h"
  30 #include "wine/unicode.h"
  31
  32 #include "resource.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(winedbg);
  35
  36 #define MAX_PROGRAM_NAME_LENGTH 80
  37
  38 static char *crash_log;
  39
  40 int msgbox_res_id(HWND hwnd, UINT textId, UINT captionId, UINT uType)
  41 {
  42     WCHAR caption[256];
  43     WCHAR text[256];
  44     LoadStringW(GetModuleHandleW(NULL), captionId, caption, sizeof(caption)/sizeof(caption[0]));
  45     LoadStringW(GetModuleHandleW(NULL), textId, text, sizeof(text)/sizeof(text[0]));
  46     return MessageBoxW(hwnd, text, caption, uType);
  47 }
  48
  49 static WCHAR *get_program_name(HANDLE hProcess)
  50 {
  51     WCHAR image_name[MAX_PATH];
  52     WCHAR *programname;
  53     WCHAR *output;
  54
  55     /* GetProcessImageFileNameW gives no way to query the correct buffer size,
  56      * but programs with a path longer than MAX_PATH can't be started by the
  57      * shell, so we expect they don't happen often */
  58     if (!GetProcessImageFileNameW(hProcess, image_name, MAX_PATH))
  59     {
  60         static WCHAR unidentified[MAX_PROGRAM_NAME_LENGTH];
  61         LoadStringW(GetModuleHandleW(NULL), IDS_UNIDENTIFIED,
  62                 unidentified, MAX_PROGRAM_NAME_LENGTH);
  63         return unidentified;
  64     }
  65
  66     programname = strrchrW(image_name, '\\');
  67     if (programname != NULL)
  68         programname++;
  69     else
  70         programname = image_name;
  71
  72     /* TODO: if the image has a VERSIONINFO, we could try to find there a more
  73      * user-friendly program name */
  74
  75     /* don't display a too long string to the user */
  76     if (strlenW(programname) >= MAX_PROGRAM_NAME_LENGTH)
  77     {
  78         programname[MAX_PROGRAM_NAME_LENGTH - 4] = '.';
  79         programname[MAX_PROGRAM_NAME_LENGTH - 3] = '.';
  80         programname[MAX_PROGRAM_NAME_LENGTH - 2] = '.';
  81         programname[MAX_PROGRAM_NAME_LENGTH - 1] = 0;
  82     }
  83
  84     output = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR)*(lstrlenW(programname) + 1));
  85     lstrcpyW(output, programname);
  86
  87     return output;
  88 }
  89
  90 static LPWSTR g_ProgramName;
  91 static HFONT g_hBoldFont;
  92 static HMENU g_hDebugMenu = NULL;
  93
  94 static void set_bold_font(HWND hDlg)
  95 {
  96     HFONT hNormalFont = (HFONT)SendDlgItemMessageW(hDlg, IDC_STATIC_TXT1,
  97             WM_GETFONT, 0, 0);
  98     LOGFONTW font;
  99     GetObjectW(hNormalFont, sizeof(LOGFONTW), &font);
 100     font.lfWeight = FW_BOLD;
 101     g_hBoldFont = CreateFontIndirectW(&font);
 102     SendDlgItemMessageW(hDlg, IDC_STATIC_TXT1, WM_SETFONT, (WPARAM)g_hBoldFont, TRUE);
 103 }
 104
 105 static void set_fixed_font( HWND dlg, UINT id )
 106 {
 107     HFONT hfont = (HFONT)SendDlgItemMessageW( dlg, id, WM_GETFONT, 0, 0);
 108     LOGFONTW font;
 109
 110     GetObjectW(hfont, sizeof(LOGFONTW), &font);
 111     font.lfPitchAndFamily = FIXED_PITCH;
 112     font.lfFaceName[0] = 0;
 113     hfont = CreateFontIndirectW(&font);
 114     SendDlgItemMessageW( dlg, id, WM_SETFONT, (WPARAM)hfont, TRUE );
 115 }
 116
 117 static void set_message_with_filename(HWND hDlg)
 118 {
 119     WCHAR originalText[1000];
 120     WCHAR newText[1000 + MAX_PROGRAM_NAME_LENGTH];
 121
 122     GetDlgItemTextW(hDlg, IDC_STATIC_TXT1, originalText,
 123             sizeof(originalText)/sizeof(originalText[0]));
 124     wsprintfW(newText, originalText, g_ProgramName);
 125     SetDlgItemTextW(hDlg, IDC_STATIC_TXT1, newText);
 126 }
 127
 128 static void load_crash_log( HANDLE file )
 129 {
 130     DWORD len, pos = 0, size = 65536;
 131
 132     crash_log = HeapAlloc( GetProcessHeap(), 0, size );
 133     SetFilePointer( file, 0, NULL, FILE_BEGIN );
 134     while (ReadFile( file, crash_log + pos, size - pos - 1, &len, NULL ) && len)
 135     {
 136         pos += len;
 137         if (pos == size - 1) crash_log = HeapReAlloc( GetProcessHeap(), 0, crash_log, size *= 2 );
 138     }
 139     crash_log[pos] = 0;
 140 }
 141
 142 static void save_crash_log( HWND hwnd )
 143 {
 144     OPENFILENAMEW save;
 145     HANDLE handle;
 146     DWORD err, written;
 147     WCHAR *p, path[MAX_PATH], buffer[1024];
 148     static const WCHAR default_name[] = { 'b','a','c','k','t','r','a','c','e','.','t','x','t',0 };
 149     static const WCHAR default_ext[] = { 't','x','t',0 };
 150     static const WCHAR txt_files[] = { '*','.','t','x','t',0 };
 151     static const WCHAR all_files[] = { '*','.','*',0 };
 152
 153     memset( &save, 0, sizeof(save) );
 154     lstrcpyW( path, default_name );
 155
 156     LoadStringW( GetModuleHandleW(0), IDS_TEXT_FILES, buffer, sizeof(buffer)/sizeof(buffer[0]) );
 157     p = buffer + lstrlenW(buffer) + 1;
 158     lstrcpyW(p, txt_files);
 159     p += lstrlenW(p) + 1;
 160     LoadStringW( GetModuleHandleW(0), IDS_ALL_FILES, p, sizeof(buffer)/sizeof(buffer[0]) - (p - buffer) );
 161     p += lstrlenW(p) + 1;
 162     lstrcpyW(p, all_files);
 163     p += lstrlenW(p) + 1;
 164     *p = '\0';
 165
 166     save.lStructSize = sizeof(OPENFILENAMEW);
 167     save.hwndOwner   = hwnd;
 168     save.hInstance   = GetModuleHandleW(0);
 169     save.lpstrFilter = buffer;
 170     save.lpstrFile   = path;
 171     save.nMaxFile    = MAX_PATH;
 172     save.Flags       = OFN_EXPLORER | OFN_PATHMUSTEXIST | OFN_OVERWRITEPROMPT |
 173                        OFN_HIDEREADONLY | OFN_ENABLESIZING;
 174     save.lpstrDefExt = default_ext;
 175
 176     if (!GetSaveFileNameW( &save )) return;
 177     handle = CreateFileW( save.lpstrFile, GENERIC_WRITE, FILE_SHARE_READ,
 178                         NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0 );
 179     if (handle != INVALID_HANDLE_VALUE)
 180     {
 181         if (!WriteFile( handle, crash_log, strlen(crash_log), &written, NULL ))
 182             err = GetLastError();
 183         else if (written != strlen(crash_log))
 184             err = GetLastError();
 185         else
 186         {
 187             CloseHandle( handle );
 188             return;
 189         }
 190         CloseHandle( handle );
 191         DeleteFileW( save.lpstrFile );
 192     }
 193     else err = GetLastError();
 194
 195     LoadStringW( GetModuleHandleW(0), IDS_SAVE_ERROR, buffer, sizeof(buffer)/sizeof(WCHAR) );
 196     FormatMessageW( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
 197                     NULL, err, 0, (LPWSTR)&p, 0, NULL);
 198     MessageBoxW( 0, p, buffer, MB_OK | MB_ICONERROR);
 199     LocalFree( p );
 200 }
 201
 202 static INT_PTR WINAPI crash_dlg_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
 203 {
 204     static const WCHAR openW[] = {'o','p','e','n',0};
 205     switch (msg)
 206     {
 207     case WM_INITDIALOG:
 208     {
 209         set_bold_font(hwnd);
 210         set_message_with_filename(hwnd);
 211         return TRUE;
 212     }
 213     case WM_CTLCOLORSTATIC:
 214     {
 215         /* WM_CTLCOLOR* don't use DWLP_MSGRESULT */
 216         INT_PTR id = GetDlgCtrlID((HWND)lParam);
 217         if (id == IDC_STATIC_BG || id == IDC_STATIC_TXT1)
 218             return (LONG_PTR)GetSysColorBrush(COLOR_WINDOW);
 219
 220         return FALSE;
 221     }
 222     case WM_RBUTTONDOWN:
 223     {
 224         POINT mousePos;
 225         if (!(wParam & MK_SHIFT))
 226             return FALSE;
 227         if (g_hDebugMenu == NULL)
 228             g_hDebugMenu = LoadMenuW(GetModuleHandleW(NULL), MAKEINTRESOURCEW(IDM_DEBUG_POPUP));
 229         GetCursorPos(&mousePos);
 230         TrackPopupMenu(GetSubMenu(g_hDebugMenu, 0), TPM_RIGHTBUTTON, mousePos.x, mousePos.y,
 231                 0, hwnd, NULL);
 232         return TRUE;
 233     }
 234     case WM_NOTIFY:
 235         switch (((NMHDR *)lParam)->code)
 236         {
 237         case NM_CLICK:
 238         case NM_RETURN:
 239             if (wParam == IDC_STATIC_TXT2)
 240                 ShellExecuteW( NULL, openW, ((NMLINK *)lParam)->item.szUrl, NULL, NULL, SW_SHOW );
 241             break;
 242         }
 243         break;
 244
 245     case WM_COMMAND:
 246         switch (LOWORD(wParam))
 247         {
 248             case IDOK:
 249             case IDCANCEL:
 250             case ID_DEBUG:
 251             case ID_DETAILS:
 252                 EndDialog(hwnd, LOWORD(wParam));
 253                 return TRUE;
 254         }
 255         return TRUE;
 256     }
 257     return FALSE;
 258 }
 259
 260 static INT_PTR WINAPI details_dlg_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
 261 {
 262     static const WCHAR openW[] = {'o','p','e','n',0};
 263     static POINT orig_size, min_size, edit_size, text_pos, save_pos, close_pos;
 264
 265     switch (msg)
 266     {
 267     case WM_INITDIALOG:
 268     {
 269         RECT rect;
 270         WCHAR buffer[256];
 271
 272         set_fixed_font( hwnd, IDC_CRASH_TXT );
 273         LoadStringW( GetModuleHandleW(0), IDS_LOADING, buffer, 256 );
 274         SetDlgItemTextW( hwnd, IDC_CRASH_TXT, buffer );
 275         EnableWindow( GetDlgItem( hwnd, IDC_CRASH_TXT ), FALSE );
 276         EnableWindow( GetDlgItem( hwnd, ID_SAVEAS ), FALSE );
 277
 278         GetClientRect( hwnd, &rect );
 279         orig_size.x = rect.right;
 280         orig_size.y = rect.bottom;
 281
 282         GetWindowRect( hwnd, &rect );
 283         min_size.x = rect.right - rect.left;
 284         min_size.y = rect.bottom - rect.top;
 285
 286         GetWindowRect( GetDlgItem( hwnd, IDOK ), &rect );
 287         MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
 288         close_pos.x = rect.left;
 289         close_pos.y = rect.top;
 290
 291         GetWindowRect( GetDlgItem( hwnd, ID_SAVEAS ), &rect );
 292         MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
 293         save_pos.x = rect.left;
 294         save_pos.y = rect.top;
 295
 296         GetWindowRect( GetDlgItem( hwnd, IDC_STATIC_TXT2 ), &rect );
 297         MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
 298         text_pos.x = rect.left;
 299         text_pos.y = rect.top;
 300
 301         GetWindowRect( GetDlgItem( hwnd, IDC_CRASH_TXT ), &rect );
 302         MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
 303         edit_size.x = rect.right - rect.left;
 304         edit_size.y = rect.bottom - rect.top;
 305         return TRUE;
 306     }
 307
 308     case WM_GETMINMAXINFO:
 309         ((MINMAXINFO *)lparam)->ptMinTrackSize = min_size;
 310         return TRUE;
 311
 312     case WM_SIZE:
 313         if (wparam == SIZE_RESTORED || wparam == SIZE_MAXIMIZED)
 314         {
 315             int off_x = (short)LOWORD( lparam ) - orig_size.x;
 316             int off_y = (short)HIWORD( lparam ) - orig_size.y;
 317
 318             SetWindowPos( GetDlgItem( hwnd, IDOK ), 0, close_pos.x + off_x,
 319                           close_pos.y + off_y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
 320             SetWindowPos( GetDlgItem( hwnd, ID_SAVEAS ), 0, save_pos.x + off_x,
 321                           save_pos.y + off_y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
 322             SetWindowPos( GetDlgItem( hwnd, IDC_STATIC_TXT2 ), 0, text_pos.x,
 323                           text_pos.y + off_y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
 324             SetWindowPos( GetDlgItem( hwnd, IDC_CRASH_TXT ), 0, 0, 0, edit_size.x + off_x,
 325                           edit_size.y + off_y, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE );
 326         }
 327         return TRUE;
 328
 329     case WM_NOTIFY:
 330         switch (((NMHDR *)lparam)->code)
 331         {
 332         case NM_CLICK:
 333         case NM_RETURN:
 334             if (wparam == IDC_STATIC_TXT2)
 335                 ShellExecuteW( NULL, openW, ((NMLINK *)lparam)->item.szUrl, NULL, NULL, SW_SHOW );
 336             break;
 337         }
 338         break;
 339
 340     case WM_COMMAND:
 341         switch (LOWORD(wparam))
 342         {
 343         case ID_SAVEAS:
 344             save_crash_log( hwnd );
 345             break;
 346         case IDOK:
 347         case IDCANCEL:
 348             PostQuitMessage( 0 );
 349             break;
 350         }
 351         return TRUE;
 352     }
 353     return FALSE;
 354 }
 355
 356 int display_crash_dialog(void)
 357 {
 358     static const WCHAR winedeviceW[] = {'w','i','n','e','d','e','v','i','c','e','.','e','x','e',0};
 359     static const INITCOMMONCONTROLSEX init = { sizeof(init), ICC_LINK_CLASS };
 360
 361     /* dbg_curr_process->handle is not set */
 362     HANDLE hProcess;
 363
 364     if (!DBG_IVAR(ShowCrashDialog))
 365         return TRUE;
 366
 367     hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, dbg_curr_pid);
 368     g_ProgramName = get_program_name(hProcess);
 369     CloseHandle(hProcess);
 370     if (!strcmpW( g_ProgramName, winedeviceW )) return TRUE;
 371     InitCommonControlsEx( &init );
 372     return DialogBoxW(GetModuleHandleW(NULL), MAKEINTRESOURCEW(IDD_CRASH_DLG), NULL, crash_dlg_proc);
 373 }
 374
 375 static DWORD WINAPI crash_details_thread( void *event )
 376 {
 377     MSG msg;
 378     HWND dialog;
 379
 380     dialog = CreateDialogW( GetModuleHandleW(0), MAKEINTRESOURCEW(IDD_DETAILS_DLG), 0, details_dlg_proc );
 381     if (!dialog) return 1;
 382
 383     for (;;)
 384     {
 385         if (MsgWaitForMultipleObjects( 1, &event, FALSE, INFINITE, QS_ALLINPUT ) == 0)
 386         {
 387             load_crash_log( dbg_houtput );
 388             SetDlgItemTextA( dialog, IDC_CRASH_TXT, crash_log );
 389             EnableWindow( GetDlgItem( dialog, IDC_CRASH_TXT ), TRUE );
 390             EnableWindow( GetDlgItem( dialog, ID_SAVEAS ), TRUE );
 391             break;
 392         }
 393         while (PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ))
 394         {
 395             if (msg.message == WM_QUIT) return 0;
 396             TranslateMessage( &msg );
 397             DispatchMessageW( &msg );
 398         }
 399     }
 400
 401     while (GetMessageW( &msg, 0, 0, 0 ))
 402     {
 403         TranslateMessage( &msg );
 404         DispatchMessageW( &msg );
 405     }
 406     return 0;
 407 }
 408
 409 HANDLE display_crash_details( HANDLE event )
 410 {
 411     return CreateThread( NULL, 0, crash_details_thread, event, 0, NULL );
 412 }