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