MacDirectory.mm
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上传日期:2022-07-26
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文件大小:3k
- //
- // MacDirectory.mm
- // celestia
- //
- // Created by Da Woon Jung on Sun Apr 24 2004.
- // Copyright (c) 2005 Chris Laurel. All rights reserved.
- //
- // This program is free software; you can redistribute it and/or
- // modify it under the terms of the GNU General Public License
- // as published by the Free Software Foundation; either version 2
- // of the License, or (at your option) any later version.
- #include <dirent.h>
- #import "directory.h"
- #import "NSString_ObjCPlusPlus.h"
- class MacDirectory : public Directory
- {
- public:
- MacDirectory(NSString *dirName);
- virtual ~MacDirectory();
-
- bool nextFile(std::string &);
- bool enumFiles(EnumFilesHandler &handler, bool deep);
- enum {
- DirGood = 0,
- DirBad = 1
- };
-
- private:
- char *_dirstring;
- int _status;
- DIR *_dir;
- };
- MacDirectory::MacDirectory(NSString *dirName) :
- _status(DirGood), _dir(NULL)
- {
- NSString *fullPath = [dirName stringByStandardizingPath];
- const char *fullPathStr = [fullPath UTF8String];
- unsigned dirNameLen = CFStringGetMaximumSizeForEncoding([fullPath length], kCFStringEncodingUTF8);
- if (dirNameLen > 0)
- {
- _dirstring = (char *)calloc(dirNameLen+sizeof(char), 1);
- strncpy(_dirstring, fullPathStr, dirNameLen/sizeof(char));
- }
- else
- _dirstring = NULL;
- }
- MacDirectory::~MacDirectory()
- {
- if (_dir != NULL)
- {
- closedir(_dir);
- _dir = NULL;
- }
- if (_dirstring)
- free(_dirstring);
- }
- bool MacDirectory::nextFile(std::string &filename)
- {
- if (_status != DirGood)
- return false;
-
- if (_dir == NULL)
- {
- _dir = opendir(_dirstring);
- if (_dir == NULL)
- {
- _status = DirBad;
- return false;
- }
- }
-
- struct dirent *ent = readdir(_dir);
- if (ent == NULL)
- {
- _status = DirBad;
- return false;
- }
- else
- {
- filename = ent->d_name;
- return true;
- }
- }
- bool MacDirectory::enumFiles(EnumFilesHandler &handler, bool deep)
- {
- NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
- bool result = Directory::enumFiles(handler, deep);
- [pool release];
- return result;
- }
- std::string WordExp(const std::string &filename)
- {
- NSString *expandedPath = [[NSString stringWithStdString: filename] stringByStandardizingPath];
- return [expandedPath stdString];
- }
- Directory* OpenDirectory(const std::string &dirname)
- {
- NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
- Directory *result = new MacDirectory([NSString stringWithStdString: dirname]);
- [pool release];
- return result;
- }
- bool IsDirectory(const std::string &filename)
- {
- BOOL isDir = NO;
- return [[NSFileManager defaultManager] fileExistsAtPath:[NSString stringWithStdString: filename] isDirectory:&isDir] && isDir;
- }