/* Get all possible paths in a color mask without cycles. */ void get_paths(mask_t color_mask, int allow_shrinkers, int *num_moves, move_list_t moves) { int i, num_neighbors; neighbors_t neighbors; path_t path; visited_t visited = {{0}}; /* Repeatedly call build_paths() from each end-point of the color mask */ for (i = 0; i < NUM_DOTS; i++) { if (MASK_CONTAINS(color_mask, i)) { get_neighbors(color_mask, i, &num_neighbors, neighbors); if (num_neighbors <= 1) { build_paths(color_mask, visited, i, allow_shrinkers, num_moves, moves, i, 0, path); } } } }
/* Get all unique paths through a color mask with no cycles, starting from an end-point * (a dot with only one neighbor). This is accomplished by searching for all paths that * connect two end-points, and then computing all of its sub-paths. This uses a modified * depth-first search that "fast-forwards" through parts of paths with only one way to go. */ void build_paths( mask_t color_mask, /* The color mask that paths are being found in. */ visited_t visited, /* Matrix of (start,end) pairs representing visited paths. */ int start_index, /* Where to start the path (or where it was started, after recursion). */ int allow_shrinkers, /* Whether to generate paths of length 1, which requires a power-up in-game. */ int *num_moves, /* Number of moves currently stored in moves. */ move_list_t moves, /* Array of moves being generated. */ int current_index, /* Current end position of the path. */ int path_length, /* Current path length. */ path_t path /* Array of indices representing the path. */ ) { int num_neighbors, i; neighbors_t neighbors; /* Follow the path until the end or an intersection is reached, removing * dots as we go to avoid moving backwards. */ get_neighbors(color_mask, current_index, &num_neighbors, neighbors); color_mask = REMOVE_FROM_MASK(color_mask, current_index); path[path_length++] = current_index; while (num_neighbors == 1) { current_index = neighbors[0]; get_neighbors(color_mask, current_index, &num_neighbors, neighbors); color_mask = REMOVE_FROM_MASK(color_mask, current_index); path[path_length++] = current_index; } /* If there are no neighbors left (i.e. the end of the path has been reached), * then yield the resulting path if it hasn't been visited yet. */ if (num_neighbors == 0) { if (!visited[start_index][current_index]) { get_subpaths(num_moves, moves, visited, allow_shrinkers, path_length, path); } return; } /* Recurse on the remaining branches of the intersection. */ for (i = 0; i < num_neighbors; i++) { build_paths(color_mask, visited, start_index, allow_shrinkers, num_moves, moves, neighbors[i], path_length, path); } }
static int MCA_do_file_dialog(MCExecPoint& ep, const char *p_title, const char *p_prompt, const char *p_filter, const char *p_initial, unsigned int p_options) { int t_result = 0; char *t_initial_file; t_initial_file = NULL; char *t_initial_folder; t_initial_folder = NULL; ep . clear(); if (*p_initial != '\0') { char *t_initial_clone; t_initial_clone = strdup(p_initial); MCU_w32path2std(t_initial_clone); MCU_fix_path(t_initial_clone); if (MCS_exists(t_initial_clone, False)) t_initial_folder = t_initial_clone; else if ((p_options & MCA_OPTION_SAVE_DIALOG) != 0) { t_initial_file = strrchr(t_initial_clone, '/'); if (t_initial_file == NULL) { if (strlen(t_initial_clone) != 0) t_initial_file = t_initial_clone; } else { *t_initial_file = '\0'; t_initial_file++; if (t_initial_file[0] == '\0') t_initial_file = NULL; if (MCS_exists(t_initial_clone, False)) t_initial_folder = t_initial_clone; } } else { char *t_leaf; t_leaf = strrchr(t_initial_clone, '/'); if (t_leaf != NULL) { *t_leaf = '\0'; if (MCS_exists(t_initial_clone, False)) t_initial_folder = t_initial_clone; } } t_initial_file = strdup(t_initial_file); t_initial_folder = MCS_resolvepath(t_initial_folder); delete t_initial_clone; } if (!MCModeMakeLocalWindows()) { char ** t_filters = NULL; uint32_t t_filter_count = 0; if (p_filter != NULL) { const char *t_strptr = p_filter; while (t_strptr[0] != '\0') { t_filter_count++; t_filters = (char**)realloc(t_filters, t_filter_count * sizeof(char*)); t_filters[t_filter_count - 1] = (char *)t_strptr; t_strptr += strlen(t_strptr) + 1; } } MCRemoteFileDialog(ep, p_title, p_prompt, t_filters, t_filter_count, t_initial_folder, t_initial_file, (p_options & MCA_OPTION_SAVE_DIALOG) != 0, (p_options & MCA_OPTION_PLURAL) != 0); free(t_filters); return 0; } Window t_window; t_window = MCModeGetParentWindow(); bool t_succeeded; int t_filter_index; if (MCmajorosversion >= 0x0600) { static SHCreateItemFromParsingNamePtr s_shcreateitemfromparsingname = NULL; if (s_shcreateitemfromparsingname == NULL) { static HMODULE s_shell32_module = NULL; s_shell32_module = LoadLibraryA("shell32.dll"); s_shcreateitemfromparsingname = (SHCreateItemFromParsingNamePtr)GetProcAddress(s_shell32_module, "SHCreateItemFromParsingName"); } IFileSaveDialog *t_file_save_dialog; IFileOpenDialog *t_file_open_dialog; IFileDialog *t_file_dialog; t_file_dialog = NULL; HRESULT t_hresult; if ((p_options & MCA_OPTION_SAVE_DIALOG) == 0) { t_hresult = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, __uuidof(IFileOpenDialog), (LPVOID *)&t_file_open_dialog); t_succeeded = SUCCEEDED(t_hresult); t_file_dialog = t_file_open_dialog; } else { t_hresult = CoCreateInstance(CLSID_FileSaveDialog, NULL, CLSCTX_INPROC_SERVER, __uuidof(IFileSaveDialog), (LPVOID *)&t_file_save_dialog); t_succeeded = SUCCEEDED(t_hresult); t_file_dialog = t_file_save_dialog; } if (t_succeeded) { DWORD t_options; t_options = FOS_FORCEFILESYSTEM | FOS_NOCHANGEDIR | FOS_PATHMUSTEXIST; if (p_options & MCA_OPTION_PLURAL) t_options |= FOS_ALLOWMULTISELECT; if (p_options & MCA_OPTION_SAVE_DIALOG) t_options |= FOS_OVERWRITEPROMPT; if (p_options & MCA_OPTION_FOLDER_DIALOG) t_options |= FOS_PICKFOLDERS; else t_options |= FOS_FILEMUSTEXIST; t_hresult = t_file_dialog -> SetOptions(t_options); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded && t_initial_folder != NULL) { IShellItem *t_initial_folder_shellitem; t_initial_folder_shellitem = NULL; t_hresult = s_shcreateitemfromparsingname(WideCString(t_initial_folder), NULL, __uuidof(IShellItem), (LPVOID *)&t_initial_folder_shellitem); if (SUCCEEDED(t_hresult)) t_file_dialog -> SetFolder(t_initial_folder_shellitem); if (t_initial_folder_shellitem != NULL) t_initial_folder_shellitem -> Release(); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded && t_initial_file != NULL) { t_hresult = t_file_dialog -> SetFileName(WideCString(t_initial_file)); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded && p_filter != NULL && (p_options & MCA_OPTION_FOLDER_DIALOG) == 0) { uint4 t_filter_length, t_filter_count; measure_filter(p_filter, t_filter_length, t_filter_count); WideCString t_filters(p_filter, t_filter_length); COMDLG_FILTERSPEC *t_filter_spec; filter_to_spec(t_filters, t_filter_count, t_filter_spec); t_hresult = t_file_dialog -> SetFileTypes(t_filter_count, t_filter_spec); t_succeeded = SUCCEEDED(t_hresult); delete t_filter_spec; } if (t_succeeded && p_filter != NULL && (p_options & MCA_OPTION_FOLDER_DIALOG) == 0) { t_hresult = t_file_dialog -> SetFileTypeIndex(1); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) t_hresult = t_file_dialog -> SetTitle(WideCString(p_prompt)); if (t_succeeded) { t_hresult = t_file_dialog -> Show(t_window != NULL ? (HWND)t_window -> handle . window : NULL); t_succeeded = SUCCEEDED(t_hresult); } if ((p_options & MCA_OPTION_SAVE_DIALOG) == 0) { IShellItemArray *t_file_items; t_file_items = NULL; if (t_succeeded) { t_hresult = t_file_open_dialog -> GetResults(&t_file_items); t_succeeded = SUCCEEDED(t_hresult); } DWORD t_file_item_count; if (t_succeeded) { t_hresult = t_file_items -> GetCount(&t_file_item_count); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) { ep . clear(); for(uint4 t_index = 0; t_index < t_file_item_count && t_succeeded; ++t_index) { IShellItem *t_file_item; t_file_item = NULL; if (t_succeeded) { t_hresult = t_file_items -> GetItemAt(t_index, &t_file_item); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) { t_hresult = append_shellitem_path_and_release(ep, t_file_item, t_index == 0); t_succeeded = SUCCEEDED(t_hresult); } } } if (t_file_items != NULL) t_file_items -> Release(); } else { IShellItem *t_file_item; t_file_item = NULL; if (t_succeeded) { t_hresult = t_file_dialog -> GetResult(&t_file_item); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) { ep . clear(); t_hresult = append_shellitem_path_and_release(ep, t_file_item, true); t_succeeded = SUCCEEDED(t_hresult); } } t_filter_index = 0; if (t_succeeded && (p_options & MCA_OPTION_FOLDER_DIALOG) == 0) { UINT t_index; t_hresult = t_file_dialog -> GetFileTypeIndex(&t_index); t_succeeded = SUCCEEDED(t_hresult); if (t_succeeded) t_filter_index = (int)t_index; } if (t_file_dialog != NULL) t_file_dialog -> Release(); if (!t_succeeded) t_result = t_hresult; else t_result = 0; } else { OPENFILENAMEA t_open_dialog; memset(&t_open_dialog, 0, sizeof(OPENFILENAMEA)); t_open_dialog . lStructSize = sizeof(OPENFILENAMEA); char *t_initial_file_buffer = new char[MAX_PATH]; if (t_initial_file != NULL) strcpy(t_initial_file_buffer, t_initial_file); else *t_initial_file_buffer = '\0'; t_open_dialog . lpstrFilter = p_filter; t_open_dialog . nFilterIndex = 1; t_open_dialog . lpstrFile = t_initial_file_buffer; t_open_dialog . nMaxFile = MAX_PATH; t_open_dialog . lpstrInitialDir = t_initial_folder; t_open_dialog . lpstrTitle = p_prompt; t_open_dialog . Flags = OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_NOCHANGEDIR | OFN_LONGNAMES | OFN_PATHMUSTEXIST | OFN_EXPLORER | OFN_ENABLEHOOK | OFN_ENABLESIZING; if (p_options & MCA_OPTION_PLURAL) t_open_dialog . Flags |= OFN_ALLOWMULTISELECT; if (p_options & MCA_OPTION_SAVE_DIALOG) t_open_dialog . Flags |= OFN_OVERWRITEPROMPT; t_open_dialog . lpstrFilter = p_filter; t_open_dialog . lpfnHook = open_dialog_hook; t_open_dialog . hwndOwner = t_window != NULL ? (HWND)t_window -> handle . window : NULL; if (p_options & MCA_OPTION_SAVE_DIALOG) t_succeeded = GetSaveFileNameA((LPOPENFILENAMEA)&t_open_dialog) == TRUE; else { *t_open_dialog . lpstrFile = '\0'; t_succeeded = GetOpenFileNameA((LPOPENFILENAMEA)&t_open_dialog) == TRUE; } if (!t_succeeded) t_result = CommDlgExtendedError(); // MW-2005-07-26: Try again without the specified filename if it was invalid if (t_result == FNERR_INVALIDFILENAME) { *t_open_dialog . lpstrFile = '\0'; if (p_options & MCA_OPTION_SAVE_DIALOG) t_succeeded = GetSaveFileNameA((LPOPENFILENAMEA)&t_open_dialog) == TRUE; else t_succeeded = GetOpenFileNameA((LPOPENFILENAMEA)&t_open_dialog) == TRUE; if (!t_succeeded) t_result = CommDlgExtendedError(); } if (t_result == FNERR_BUFFERTOOSMALL) t_succeeded = true; if (t_succeeded) { build_paths(ep); t_filter_index = t_open_dialog . nFilterIndex; } delete t_initial_file_buffer; } if (t_succeeded) { if (p_options & MCA_OPTION_RETURN_FILTER) { const char *t_type = p_filter; const char *t_types = p_filter; for(int t_index = t_filter_index * 2 - 1; t_index > 1; t_types += 1) if (*t_types == '\0') t_type = t_types + 1, t_index -= 1; MCresult -> copysvalue(t_type); } t_result = 0; } waitonbutton(); if (t_initial_folder != NULL) delete t_initial_folder; if (t_initial_file != NULL) delete t_initial_file; return t_result; }
// blacklist files or directoies by mounting empty files on top of them void fs_blacklist(void) { char *homedir = cfg.homedir; assert(homedir); ProfileEntry *entry = cfg.profile; if (!entry) return; size_t noblacklist_c = 0; size_t noblacklist_m = 32; char **noblacklist = calloc(noblacklist_m, sizeof(*noblacklist)); if (noblacklist == NULL) errExit("failed allocating memory for noblacklist entries"); while (entry) { OPERATION op = OPERATION_MAX; char *ptr; // whitelist commands handled by fs_whitelist() if (strncmp(entry->data, "whitelist ", 10) == 0 || *entry->data == '\0') { entry = entry->next; continue; } // process bind command if (strncmp(entry->data, "bind ", 5) == 0) { char *dname1 = entry->data + 5; char *dname2 = split_comma(dname1); if (dname2 == NULL) { fprintf(stderr, "Error: second directory missing in bind command\n"); entry = entry->next; continue; } struct stat s; if (stat(dname1, &s) == -1) { fprintf(stderr, "Error: cannot find directories for bind command\n"); entry = entry->next; continue; } if (stat(dname2, &s) == -1) { fprintf(stderr, "Error: cannot find directories for bind command\n"); entry = entry->next; continue; } // mount --bind olddir newdir if (arg_debug) printf("Mount-bind %s on top of %s\n", dname1, dname2); // preserve dname2 mode and ownership if (mount(dname1, dname2, NULL, MS_BIND|MS_REC, NULL) < 0) errExit("mount bind"); /* coverity[toctou] */ if (chown(dname2, s.st_uid, s.st_gid) == -1) errExit("mount-bind chown"); /* coverity[toctou] */ if (chmod(dname2, s.st_mode) == -1) errExit("mount-bind chmod"); entry = entry->next; continue; } // Process noblacklist command if (strncmp(entry->data, "noblacklist ", 12) == 0) { if (noblacklist_c >= noblacklist_m) { noblacklist_m *= 2; noblacklist = realloc(noblacklist, sizeof(*noblacklist) * noblacklist_m); if (noblacklist == NULL) errExit("failed increasing memory for noblacklist entries"); } else noblacklist[noblacklist_c++] = expand_home(entry->data + 12, homedir); entry = entry->next; continue; } // process blacklist command if (strncmp(entry->data, "blacklist ", 10) == 0) { ptr = entry->data + 10; op = BLACKLIST_FILE; } else if (strncmp(entry->data, "blacklist-nolog ", 16) == 0) { ptr = entry->data + 16; op = BLACKLIST_NOLOG; } else if (strncmp(entry->data, "read-only ", 10) == 0) { ptr = entry->data + 10; op = MOUNT_READONLY; } else if (strncmp(entry->data, "tmpfs ", 6) == 0) { ptr = entry->data + 6; op = MOUNT_TMPFS; } else { fprintf(stderr, "Error: invalid profile line %s\n", entry->data); entry = entry->next; continue; } // replace home macro in blacklist array char *new_name = expand_home(ptr, homedir); ptr = new_name; // expand path macro - look for the file in /bin, /usr/bin, /sbin and /usr/sbin directories if (ptr) { if (strncmp(ptr, "${PATH}", 7) == 0) { char *fname = ptr + 7; size_t fname_len = strlen(fname); char **paths = build_paths(); //{"/bin", "/sbin", "/usr/bin", "/usr/sbin", NULL}; int i = 0; while (paths[i] != NULL) { char *path = paths[i]; i++; char newname[strlen(path) + fname_len + 1]; sprintf(newname, "%s%s", path, fname); globbing(op, newname, (const char**)noblacklist, noblacklist_c); } } else globbing(op, ptr, (const char**)noblacklist, noblacklist_c); } if (new_name) free(new_name); entry = entry->next; } size_t i; for (i = 0; i < noblacklist_c; i++) free(noblacklist[i]); free(noblacklist); }
static int MCA_do_file_dialog(MCStringRef p_title, MCStringRef p_prompt, MCStringRef p_filter, MCStringRef p_initial, unsigned int p_options, MCStringRef &r_value, MCStringRef &r_result) { int t_result = 0; MCAutoStringRef t_initial_file; MCAutoStringRef t_initial_folder; MCAutoStringRef t_initial_native_folder; if (p_initial != nil && !MCStringIsEmpty(p_initial)) { MCAutoStringRef t_fixed_path; /* UNCHECKED */ MCU_fix_path(p_initial, &t_fixed_path); if (MCS_exists(*t_fixed_path, False)) t_initial_folder = *t_fixed_path; else if ((p_options & MCA_OPTION_SAVE_DIALOG) != 0) { uindex_t t_last_slash; if (!MCStringLastIndexOfChar(*t_fixed_path, '/', UINDEX_MAX, kMCStringOptionCompareExact, t_last_slash)) { if (MCStringGetLength(*t_fixed_path) != 0) t_initial_file = *t_fixed_path; } else { if (t_last_slash < MCStringGetLength(*t_fixed_path) - 1) /* UNCHECKED */ MCStringCopySubstring(*t_fixed_path, MCRangeMake(t_last_slash + 1, MCStringGetLength(*t_fixed_path) - (t_last_slash + 1)), &t_initial_file); MCAutoStringRef t_folder_split; /* UNCHECKED */ MCStringCopySubstring(*t_fixed_path, MCRangeMake(0, t_last_slash - 1), &t_folder_split); if (MCS_exists(*t_folder_split, False)) t_initial_folder = *t_folder_split; } } else { uindex_t t_last_slash; if (MCStringLastIndexOfChar(*t_fixed_path, '/', UINDEX_MAX, kMCStringOptionCompareExact, t_last_slash)) { MCAutoStringRef t_folder_split; /* UNCHECKED */ MCStringCopySubstring(*t_fixed_path, MCRangeMake(0, t_last_slash - 1), &t_folder_split); if (MCS_exists(*t_folder_split, False)) t_initial_folder = *t_folder_split; } } MCAutoStringRef t_resolved_folder; /* UNCHECKED */ MCS_resolvepath(*t_initial_folder != nil ? *t_initial_folder : kMCEmptyString, &t_resolved_folder); /* UNCHECKED */ MCS_pathtonative(*t_resolved_folder, &t_initial_native_folder); } if (!MCModeMakeLocalWindows()) { MCAutoStringRefArray t_filters; if (p_filter != NULL) { /* UNCHECKED */ MCStringsSplit(p_filter, '\0', t_filters.PtrRef(), t_filters.CountRef()); } MCRemoteFileDialog(p_title, p_prompt, *t_filters, t_filters.Count(), *t_initial_native_folder, *t_initial_file, (p_options & MCA_OPTION_SAVE_DIALOG) != 0, (p_options & MCA_OPTION_PLURAL) != 0, r_value); return 0; } Window t_window; t_window = MCModeGetParentWindow(); MCAutoStringRef t_value; bool t_succeeded; int t_filter_index; if (MCmajorosversion >= 0x0600) { static SHCreateItemFromParsingNamePtr s_shcreateitemfromparsingname = NULL; if (s_shcreateitemfromparsingname == NULL) { static HMODULE s_shell32_module = NULL; s_shell32_module = LoadLibraryW(L"shell32.dll"); s_shcreateitemfromparsingname = (SHCreateItemFromParsingNamePtr)GetProcAddress(s_shell32_module, "SHCreateItemFromParsingName"); } IFileSaveDialog *t_file_save_dialog; IFileOpenDialog *t_file_open_dialog; IFileDialog *t_file_dialog; t_file_dialog = NULL; HRESULT t_hresult; if ((p_options & MCA_OPTION_SAVE_DIALOG) == 0) { t_hresult = CoCreateInstance(CLSID_FileOpenDialog, NULL, CLSCTX_INPROC_SERVER, __uuidof(IFileOpenDialog), (LPVOID *)&t_file_open_dialog); t_succeeded = SUCCEEDED(t_hresult); t_file_dialog = t_file_open_dialog; } else { t_hresult = CoCreateInstance(CLSID_FileSaveDialog, NULL, CLSCTX_INPROC_SERVER, __uuidof(IFileSaveDialog), (LPVOID *)&t_file_save_dialog); t_succeeded = SUCCEEDED(t_hresult); t_file_dialog = t_file_save_dialog; } if (t_succeeded) { DWORD t_options; t_options = FOS_FORCEFILESYSTEM | FOS_NOCHANGEDIR | FOS_PATHMUSTEXIST; if (p_options & MCA_OPTION_PLURAL) t_options |= FOS_ALLOWMULTISELECT; if (p_options & MCA_OPTION_SAVE_DIALOG) t_options |= FOS_OVERWRITEPROMPT; if (p_options & MCA_OPTION_FOLDER_DIALOG) t_options |= FOS_PICKFOLDERS; else t_options |= FOS_FILEMUSTEXIST; t_hresult = t_file_dialog -> SetOptions(t_options); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded && *t_initial_native_folder != NULL) { IShellItem *t_initial_folder_shellitem; t_initial_folder_shellitem = NULL; MCAutoStringRefAsWString t_initial_folder_wstr; /* UNCHECKED */ t_initial_folder_wstr.Lock(*t_initial_native_folder); t_hresult = s_shcreateitemfromparsingname(*t_initial_folder_wstr, NULL, __uuidof(IShellItem), (LPVOID *)&t_initial_folder_shellitem); if (SUCCEEDED(t_hresult)) t_file_dialog -> SetFolder(t_initial_folder_shellitem); if (t_initial_folder_shellitem != NULL) t_initial_folder_shellitem -> Release(); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded && *t_initial_file != NULL) { MCAutoStringRefAsWString t_initial_file_wstr; /* UNCHECKED */ t_initial_file_wstr.Lock(*t_initial_file); t_hresult = t_file_dialog -> SetFileName(*t_initial_file_wstr); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded && p_filter != NULL && (p_options & MCA_OPTION_FOLDER_DIALOG) == 0) { uint4 t_filter_length, t_filter_count; measure_filter(p_filter, t_filter_length, t_filter_count); MCAutoStringRefAsWString t_filter_wstr; /* UNCHECKED */ t_filter_wstr.Lock(p_filter); COMDLG_FILTERSPEC *t_filter_spec; filter_to_spec(*t_filter_wstr, t_filter_count, t_filter_spec); t_hresult = t_file_dialog -> SetFileTypes(t_filter_count, t_filter_spec); t_succeeded = SUCCEEDED(t_hresult); delete t_filter_spec; } if (t_succeeded && p_filter != NULL && (p_options & MCA_OPTION_FOLDER_DIALOG) == 0) { t_hresult = t_file_dialog -> SetFileTypeIndex(1); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) { MCAutoStringRefAsWString t_prompt_wstr; /* UNCHECKED */ t_prompt_wstr.Lock(p_prompt); t_hresult = t_file_dialog -> SetTitle(*t_prompt_wstr); } if (t_succeeded) { t_hresult = t_file_dialog -> Show(t_window != NULL ? (HWND)t_window -> handle . window : NULL); t_succeeded = SUCCEEDED(t_hresult); } if ((p_options & MCA_OPTION_SAVE_DIALOG) == 0) { IShellItemArray *t_file_items; t_file_items = NULL; if (t_succeeded) { t_hresult = t_file_open_dialog -> GetResults(&t_file_items); t_succeeded = SUCCEEDED(t_hresult); } DWORD t_file_item_count; if (t_succeeded) { t_hresult = t_file_items -> GetCount(&t_file_item_count); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) { for(uint4 t_index = 0; t_index < t_file_item_count && t_succeeded; ++t_index) { IShellItem *t_file_item; t_file_item = NULL; if (t_succeeded) { t_hresult = t_file_items -> GetItemAt(t_index, &t_file_item); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) { t_hresult = append_shellitem_path_and_release(t_file_item, t_index == 0, &t_value); t_succeeded = SUCCEEDED(t_hresult); } } } if (t_file_items != NULL) t_file_items -> Release(); } else { IShellItem *t_file_item; t_file_item = NULL; if (t_succeeded) { t_hresult = t_file_dialog -> GetResult(&t_file_item); t_succeeded = SUCCEEDED(t_hresult); } if (t_succeeded) { t_hresult = append_shellitem_path_and_release(t_file_item, true, &t_value); t_succeeded = SUCCEEDED(t_hresult); } } t_filter_index = 0; if (t_succeeded && (p_options & MCA_OPTION_FOLDER_DIALOG) == 0) { UINT t_index; t_hresult = t_file_dialog -> GetFileTypeIndex(&t_index); t_succeeded = SUCCEEDED(t_hresult); if (t_succeeded) t_filter_index = (int)t_index; } if (t_file_dialog != NULL) t_file_dialog -> Release(); if (!t_succeeded) t_result = t_hresult; else t_result = 0; } else { OPENFILENAMEW t_open_dialog; memset(&t_open_dialog, 0, sizeof(OPENFILENAMEW)); t_open_dialog . lStructSize = sizeof(OPENFILENAMEW); MCAutoStringRefAsWString t_initial_folder_wstr; MCAutoStringRefAsWString t_prompt_wstr; MCAutoStringRefAsWString t_filter_wstr; /* UNCHECKED */ t_filter_wstr.Lock(p_filter); /* UNCHECKED */ t_initial_folder_wstr.Lock(*t_initial_native_folder); /* UNCHECKED */ t_prompt_wstr.Lock(p_prompt); MCAutoArray<unichar_t> t_buffer; /* UNCHECKED */ t_buffer.New(MAX_PATH); if (!MCStringIsEmpty(*t_initial_file)) /* UNCHECKED */ MCStringGetChars(*t_initial_file, MCRangeMake(0, t_buffer.Size()), t_buffer.Ptr()); else t_buffer[0] = '\0'; t_open_dialog . lpstrFilter = *t_filter_wstr; t_open_dialog . nFilterIndex = 1; t_open_dialog . lpstrFile = t_buffer.Ptr(); t_open_dialog . nMaxFile = t_buffer.Size(); t_open_dialog . lpstrInitialDir = *t_initial_folder_wstr; t_open_dialog . lpstrTitle = *t_prompt_wstr; t_open_dialog . Flags = OFN_FILEMUSTEXIST | OFN_HIDEREADONLY | OFN_NOCHANGEDIR | OFN_LONGNAMES | OFN_PATHMUSTEXIST | OFN_EXPLORER | OFN_ENABLEHOOK | OFN_ENABLESIZING; if (p_options & MCA_OPTION_PLURAL) t_open_dialog . Flags |= OFN_ALLOWMULTISELECT; if (p_options & MCA_OPTION_SAVE_DIALOG) t_open_dialog . Flags |= OFN_OVERWRITEPROMPT; t_open_dialog . lpstrFilter = *t_filter_wstr; t_open_dialog . lpfnHook = open_dialog_hook; t_open_dialog . hwndOwner = t_window != NULL ? (HWND)t_window -> handle . window : NULL; if (p_options & MCA_OPTION_SAVE_DIALOG) t_succeeded = GetSaveFileNameW(&t_open_dialog) == TRUE; else { *t_open_dialog . lpstrFile = '\0'; t_succeeded = GetOpenFileNameW(&t_open_dialog) == TRUE; } if (!t_succeeded) t_result = CommDlgExtendedError(); // MW-2005-07-26: Try again without the specified filename if it was invalid if (t_result == FNERR_INVALIDFILENAME) { *t_open_dialog . lpstrFile = '\0'; if (p_options & MCA_OPTION_SAVE_DIALOG) t_succeeded = GetSaveFileNameW(&t_open_dialog) == TRUE; else t_succeeded = GetOpenFileNameW(&t_open_dialog) == TRUE; if (!t_succeeded) t_result = CommDlgExtendedError(); } if (t_result == FNERR_BUFFERTOOSMALL) t_succeeded = true; if (t_succeeded) { build_paths(&t_value); t_filter_index = t_open_dialog . nFilterIndex; } } if (t_succeeded) { if (p_options & MCA_OPTION_RETURN_FILTER) { // The filter string has the following format: // "<description0>\0<extensions0>\0<description1>\0...\0<extensionsN>\0" // so the n'th filter comes after the 2(n - 1)'th null character uindex_t t_index = 2 * (t_filter_index - 1); uindex_t t_offset = 0; while (t_index--) { /* UNCHECKED */ MCStringFirstIndexOfChar(p_filter, '\0', t_offset, kMCStringOptionCompareExact, t_offset); t_offset++; } uindex_t t_end; t_end = UINDEX_MAX; /* UNCHECKED */ MCStringFirstIndexOfChar(p_filter, '\0', t_offset, kMCStringOptionCompareExact, t_end); /* UNCHECKED */ MCStringCopySubstring(p_filter, MCRangeMake(t_offset, t_end-t_offset), r_result); } t_result = 0; r_value = MCValueRetain(*t_value); } else r_result = MCValueRetain(MCNameGetString(MCN_cancel)); waitonbutton(); return t_result; }