crashdlg.c 12.7 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23
/*
 * The dialog that displays after a crash
 *
 * Copyright 2008 Mikolaj Zalewski
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include "debugger.h"
#include "wingdi.h"
#include "winuser.h"
24
#include "commctrl.h"
25
#include "commdlg.h"
26
#include "shellapi.h"
27 28
#include "psapi.h"

29
#include "resource.h"
30 31 32

#define MAX_PROGRAM_NAME_LENGTH 80

33 34
static char *crash_log;

35
int msgbox_res_id(HWND hwnd, UINT textid, UINT captionid, UINT type)
36
{
37 38 39 40 41 42 43 44 45 46
    if (DBG_IVAR(ShowCrashDialog))
    {
        WCHAR caption[256];
        WCHAR text[256];
        LoadStringW(GetModuleHandleW(NULL), captionid, caption, ARRAY_SIZE(caption));
        LoadStringW(GetModuleHandleW(NULL), textid, text, ARRAY_SIZE(text));
        return MessageBoxW(hwnd, text, caption, type);
    }

    return IDCANCEL;
47 48
}

49 50 51 52 53 54 55 56 57 58 59 60 61 62
static BOOL is_visible(void)
{
    USEROBJECTFLAGS flags;
    HWINSTA winstation;

    if (!(winstation = GetProcessWindowStation()))
        return FALSE;

    if (!(GetUserObjectInformationA(winstation, UOI_FLAGS, &flags, sizeof(flags), NULL)))
        return FALSE;

    return flags.dwFlags & WSF_VISIBLE;
}

63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78
static WCHAR *get_program_name(HANDLE hProcess)
{
    WCHAR image_name[MAX_PATH];
    WCHAR *programname;

    /* GetProcessImageFileNameW gives no way to query the correct buffer size,
     * but programs with a path longer than MAX_PATH can't be started by the
     * shell, so we expect they don't happen often */
    if (!GetProcessImageFileNameW(hProcess, image_name, MAX_PATH))
    {
        static WCHAR unidentified[MAX_PROGRAM_NAME_LENGTH];
        LoadStringW(GetModuleHandleW(NULL), IDS_UNIDENTIFIED,
                unidentified, MAX_PROGRAM_NAME_LENGTH);
        return unidentified;
    }

79
    programname = wcsrchr(image_name, '\\');
80 81 82 83 84 85 86 87 88
    if (programname != NULL)
        programname++;
    else
        programname = image_name;

    /* TODO: if the image has a VERSIONINFO, we could try to find there a more
     * user-friendly program name */

    /* don't display a too long string to the user */
89
    if (lstrlenW(programname) >= MAX_PROGRAM_NAME_LENGTH)
90 91 92 93 94 95 96
    {
        programname[MAX_PROGRAM_NAME_LENGTH - 4] = '.';
        programname[MAX_PROGRAM_NAME_LENGTH - 3] = '.';
        programname[MAX_PROGRAM_NAME_LENGTH - 2] = '.';
        programname[MAX_PROGRAM_NAME_LENGTH - 1] = 0;
    }

97
    return wcsdup(programname);
98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114
}

static LPWSTR g_ProgramName;
static HFONT g_hBoldFont;
static HMENU g_hDebugMenu = NULL;

static void set_bold_font(HWND hDlg)
{
    HFONT hNormalFont = (HFONT)SendDlgItemMessageW(hDlg, IDC_STATIC_TXT1,
            WM_GETFONT, 0, 0);
    LOGFONTW font;
    GetObjectW(hNormalFont, sizeof(LOGFONTW), &font);
    font.lfWeight = FW_BOLD;
    g_hBoldFont = CreateFontIndirectW(&font);
    SendDlgItemMessageW(hDlg, IDC_STATIC_TXT1, WM_SETFONT, (WPARAM)g_hBoldFont, TRUE);
}

115 116 117 118 119 120 121 122 123 124 125 126
static void set_fixed_font( HWND dlg, UINT id )
{
    HFONT hfont = (HFONT)SendDlgItemMessageW( dlg, id, WM_GETFONT, 0, 0);
    LOGFONTW font;

    GetObjectW(hfont, sizeof(LOGFONTW), &font);
    font.lfPitchAndFamily = FIXED_PITCH;
    font.lfFaceName[0] = 0;
    hfont = CreateFontIndirectW(&font);
    SendDlgItemMessageW( dlg, id, WM_SETFONT, (WPARAM)hfont, TRUE );
}

127 128 129 130 131
static void set_message_with_filename(HWND hDlg)
{
    WCHAR originalText[1000];
    WCHAR newText[1000 + MAX_PROGRAM_NAME_LENGTH];

132
    GetDlgItemTextW(hDlg, IDC_STATIC_TXT1, originalText, ARRAY_SIZE(originalText));
133 134 135 136
    wsprintfW(newText, originalText, g_ProgramName);
    SetDlgItemTextW(hDlg, IDC_STATIC_TXT1, newText);
}

137 138 139 140
static void load_crash_log( HANDLE file )
{
    DWORD len, pos = 0, size = 65536;

141
    crash_log = malloc( size );
142 143 144 145
    SetFilePointer( file, 0, NULL, FILE_BEGIN );
    while (ReadFile( file, crash_log + pos, size - pos - 1, &len, NULL ) && len)
    {
        pos += len;
146
        if (pos == size - 1) crash_log = realloc( crash_log, size *= 2 );
147 148 149 150 151 152 153 154 155 156 157 158
    }
    crash_log[pos] = 0;
}

static void save_crash_log( HWND hwnd )
{
    OPENFILENAMEW save;
    HANDLE handle;
    DWORD err, written;
    WCHAR *p, path[MAX_PATH], buffer[1024];

    memset( &save, 0, sizeof(save) );
159
    lstrcpyW( path, L"backtrace.txt" );
160

161
    LoadStringW( GetModuleHandleW(0), IDS_TEXT_FILES, buffer, ARRAY_SIZE(buffer));
162
    p = buffer + lstrlenW(buffer) + 1;
163
    lstrcpyW(p, L"*.txt");
164
    p += lstrlenW(p) + 1;
165
    LoadStringW( GetModuleHandleW(0), IDS_ALL_FILES, p, ARRAY_SIZE(buffer) - (p - buffer) );
166
    p += lstrlenW(p) + 1;
167
    lstrcpyW(p, L"*.*");
168 169 170 171 172 173 174 175 176 177 178
    p += lstrlenW(p) + 1;
    *p = '\0';

    save.lStructSize = sizeof(OPENFILENAMEW);
    save.hwndOwner   = hwnd;
    save.hInstance   = GetModuleHandleW(0);
    save.lpstrFilter = buffer;
    save.lpstrFile   = path;
    save.nMaxFile    = MAX_PATH;
    save.Flags       = OFN_EXPLORER | OFN_PATHMUSTEXIST | OFN_OVERWRITEPROMPT |
                       OFN_HIDEREADONLY | OFN_ENABLESIZING;
179
    save.lpstrDefExt = L"txt";
180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199

    if (!GetSaveFileNameW( &save )) return;
    handle = CreateFileW( save.lpstrFile, GENERIC_WRITE, FILE_SHARE_READ,
                        NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0 );
    if (handle != INVALID_HANDLE_VALUE)
    {
        if (!WriteFile( handle, crash_log, strlen(crash_log), &written, NULL ))
            err = GetLastError();
        else if (written != strlen(crash_log))
            err = GetLastError();
        else
        {
            CloseHandle( handle );
            return;
        }
        CloseHandle( handle );
        DeleteFileW( save.lpstrFile );
    }
    else err = GetLastError();

200
    LoadStringW( GetModuleHandleW(0), IDS_SAVE_ERROR, buffer, ARRAY_SIZE(buffer));
201 202 203 204 205 206 207
    FormatMessageW( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
                    NULL, err, 0, (LPWSTR)&p, 0, NULL);
    MessageBoxW( 0, p, buffer, MB_OK | MB_ICONERROR);
    LocalFree( p );
}

static INT_PTR WINAPI crash_dlg_proc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237
{
    switch (msg)
    {
    case WM_INITDIALOG:
    {
        set_bold_font(hwnd);
        set_message_with_filename(hwnd);
        return TRUE;
    }
    case WM_CTLCOLORSTATIC:
    {
        /* WM_CTLCOLOR* don't use DWLP_MSGRESULT */
        INT_PTR id = GetDlgCtrlID((HWND)lParam);
        if (id == IDC_STATIC_BG || id == IDC_STATIC_TXT1)
            return (LONG_PTR)GetSysColorBrush(COLOR_WINDOW);

        return FALSE;
    }
    case WM_RBUTTONDOWN:
    {
        POINT mousePos;
        if (!(wParam & MK_SHIFT))
            return FALSE;
        if (g_hDebugMenu == NULL)
            g_hDebugMenu = LoadMenuW(GetModuleHandleW(NULL), MAKEINTRESOURCEW(IDM_DEBUG_POPUP));
        GetCursorPos(&mousePos);
        TrackPopupMenu(GetSubMenu(g_hDebugMenu, 0), TPM_RIGHTBUTTON, mousePos.x, mousePos.y,
                0, hwnd, NULL);
        return TRUE;
    }
238 239 240 241 242 243
    case WM_NOTIFY:
        switch (((NMHDR *)lParam)->code)
        {
        case NM_CLICK:
        case NM_RETURN:
            if (wParam == IDC_STATIC_TXT2)
244
                ShellExecuteW( NULL, L"open", ((NMLINK *)lParam)->item.szUrl, NULL, NULL, SW_SHOW );
245 246 247 248
            break;
        }
        break;

249 250 251 252 253 254
    case WM_COMMAND:
        switch (LOWORD(wParam))
        {
            case IDOK:
            case IDCANCEL:
            case ID_DEBUG:
255
            case ID_DETAILS:
256 257 258 259 260 261 262 263
                EndDialog(hwnd, LOWORD(wParam));
                return TRUE;
        }
        return TRUE;
    }
    return FALSE;
}

264 265
static INT_PTR WINAPI details_dlg_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
{
266
    static POINT orig_size, min_size, edit_size, text_pos, save_pos, close_pos;
267 268 269 270

    switch (msg)
    {
    case WM_INITDIALOG:
271 272 273 274
    {
        RECT rect;
        WCHAR buffer[256];

275
        set_fixed_font( hwnd, IDC_CRASH_TXT );
276 277 278 279
        LoadStringW( GetModuleHandleW(0), IDS_LOADING, buffer, 256 );
        SetDlgItemTextW( hwnd, IDC_CRASH_TXT, buffer );
        EnableWindow( GetDlgItem( hwnd, IDC_CRASH_TXT ), FALSE );
        EnableWindow( GetDlgItem( hwnd, ID_SAVEAS ), FALSE );
280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308

        GetClientRect( hwnd, &rect );
        orig_size.x = rect.right;
        orig_size.y = rect.bottom;

        GetWindowRect( hwnd, &rect );
        min_size.x = rect.right - rect.left;
        min_size.y = rect.bottom - rect.top;

        GetWindowRect( GetDlgItem( hwnd, IDOK ), &rect );
        MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
        close_pos.x = rect.left;
        close_pos.y = rect.top;

        GetWindowRect( GetDlgItem( hwnd, ID_SAVEAS ), &rect );
        MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
        save_pos.x = rect.left;
        save_pos.y = rect.top;

        GetWindowRect( GetDlgItem( hwnd, IDC_STATIC_TXT2 ), &rect );
        MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
        text_pos.x = rect.left;
        text_pos.y = rect.top;

        GetWindowRect( GetDlgItem( hwnd, IDC_CRASH_TXT ), &rect );
        MapWindowPoints( 0, hwnd, (POINT *)&rect, 2 );
        edit_size.x = rect.right - rect.left;
        edit_size.y = rect.bottom - rect.top;
        return TRUE;
309
    }
310 311 312 313 314 315

    case WM_GETMINMAXINFO:
        ((MINMAXINFO *)lparam)->ptMinTrackSize = min_size;
        return TRUE;

    case WM_SIZE:
316
        if (wparam == SIZE_RESTORED || wparam == SIZE_MAXIMIZED)
317 318 319 320 321 322 323 324 325 326 327 328 329
        {
            int off_x = (short)LOWORD( lparam ) - orig_size.x;
            int off_y = (short)HIWORD( lparam ) - orig_size.y;

            SetWindowPos( GetDlgItem( hwnd, IDOK ), 0, close_pos.x + off_x,
                          close_pos.y + off_y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
            SetWindowPos( GetDlgItem( hwnd, ID_SAVEAS ), 0, save_pos.x + off_x,
                          save_pos.y + off_y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
            SetWindowPos( GetDlgItem( hwnd, IDC_STATIC_TXT2 ), 0, text_pos.x,
                          text_pos.y + off_y, 0, 0, SWP_NOSIZE | SWP_NOZORDER | SWP_NOACTIVATE );
            SetWindowPos( GetDlgItem( hwnd, IDC_CRASH_TXT ), 0, 0, 0, edit_size.x + off_x,
                          edit_size.y + off_y, SWP_NOMOVE | SWP_NOZORDER | SWP_NOACTIVATE );
        }
330 331 332 333 334 335 336 337
        return TRUE;

    case WM_NOTIFY:
        switch (((NMHDR *)lparam)->code)
        {
        case NM_CLICK:
        case NM_RETURN:
            if (wparam == IDC_STATIC_TXT2)
338
                ShellExecuteW( NULL, L"open", ((NMLINK *)lparam)->item.szUrl, NULL, NULL, SW_SHOW );
339 340 341 342 343 344 345 346 347 348 349 350
            break;
        }
        break;

    case WM_COMMAND:
        switch (LOWORD(wparam))
        {
        case ID_SAVEAS:
            save_crash_log( hwnd );
            break;
        case IDOK:
        case IDCANCEL:
351
            PostQuitMessage( 0 );
352 353 354 355 356 357 358 359
            break;
        }
        return TRUE;
    }
    return FALSE;
}

int display_crash_dialog(void)
360
{
361
    static const INITCOMMONCONTROLSEX init = { sizeof(init), ICC_LINK_CLASS };
362

363 364 365
    /* dbg_curr_process->handle is not set */
    HANDLE hProcess;

366
    if (!DBG_IVAR(ShowCrashDialog) || !is_visible())
367 368 369 370 371
        return TRUE;

    hProcess = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, dbg_curr_pid);
    g_ProgramName = get_program_name(hProcess);
    CloseHandle(hProcess);
372
    if (!wcscmp( g_ProgramName, L"winedevice.exe" )) return TRUE;
373
    InitCommonControlsEx( &init );
374 375 376
    return DialogBoxW(GetModuleHandleW(NULL), MAKEINTRESOURCEW(IDD_CRASH_DLG), NULL, crash_dlg_proc);
}

377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411
static DWORD WINAPI crash_details_thread( void *event )
{
    MSG msg;
    HWND dialog;

    dialog = CreateDialogW( GetModuleHandleW(0), MAKEINTRESOURCEW(IDD_DETAILS_DLG), 0, details_dlg_proc );
    if (!dialog) return 1;

    for (;;)
    {
        if (MsgWaitForMultipleObjects( 1, &event, FALSE, INFINITE, QS_ALLINPUT ) == 0)
        {
            load_crash_log( dbg_houtput );
            SetDlgItemTextA( dialog, IDC_CRASH_TXT, crash_log );
            EnableWindow( GetDlgItem( dialog, IDC_CRASH_TXT ), TRUE );
            EnableWindow( GetDlgItem( dialog, ID_SAVEAS ), TRUE );
            break;
        }
        while (PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ))
        {
            if (msg.message == WM_QUIT) return 0;
            TranslateMessage( &msg );
            DispatchMessageW( &msg );
        }
    }

    while (GetMessageW( &msg, 0, 0, 0 ))
    {
        TranslateMessage( &msg );
        DispatchMessageW( &msg );
    }
    return 0;
}

HANDLE display_crash_details( HANDLE event )
412
{
413
    return CreateThread( NULL, 0, crash_details_thread, event, 0, NULL );
414
}