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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: msw/dir.cpp
3 // Purpose: wxDir implementation for Mac
4 // Author: Stefan Csomor
5 // Modified by:
6 // Created: 08.12.99
7 // RCS-ID: $Id$
8 // Copyright: (c) 1999 Stefan Csomor <csomor@advanced.ch>
9 // Licence: wxWindows license
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #ifdef __GNUG__
21 #pragma implementation "dir.h"
22 #endif
23
24 // For compilers that support precompilation, includes "wx.h".
25 #include "wx/wxprec.h"
26
27 #ifdef __BORLANDC__
28 #pragma hdrstop
29 #endif
30
31 #ifndef WX_PRECOMP
32 #include "wx/intl.h"
33 #include "wx/log.h"
34 #endif // PCH
35
36 #include "wx/dir.h"
37 #include "wx/filefn.h" // for wxPathExists()
38
39 #ifndef __WXMAC_X__
40 #include <windows.h>
41 #endif
42
43 #if defined(__WXMAC__) && !defined(__UNIX__)
44 #include "morefile.h"
45 #include "moreextr.h"
46 #include "fullpath.h"
47 #include "fspcompa.h"
48 #endif
49
50 // ----------------------------------------------------------------------------
51 // constants
52 // ----------------------------------------------------------------------------
53
54 #ifndef MAX_PATH
55 #define MAX_PATH 260 // from VC++ headers
56 #endif
57
58 // ----------------------------------------------------------------------------
59 // macros
60 // ----------------------------------------------------------------------------
61
62 #define M_DIR ((wxDirData *)m_data)
63
64 // ----------------------------------------------------------------------------
65 // private classes
66 // ----------------------------------------------------------------------------
67
68 // this class stores everything we need to enumerate the files
69 class wxDirData
70 {
71 public:
72 wxDirData(const wxString& dirname);
73 ~wxDirData();
74
75 void SetFileSpec(const wxString& filespec) { m_filespec = filespec; }
76 void SetFlags(int flags) { m_flags = flags; }
77
78 bool Read(wxString *filename); // reads the next
79 void Rewind() ;
80
81 private:
82 CInfoPBRec m_CPB ;
83 wxInt16 m_index ;
84 long m_dirId ;
85 Str255 m_name ;
86 Boolean m_isDir ;
87
88 wxString m_dirname;
89 wxString m_filespec;
90
91 int m_flags;
92 };
93
94 // ============================================================================
95 // implementation
96 // ============================================================================
97
98 // ----------------------------------------------------------------------------
99 // wxDirData
100 // ----------------------------------------------------------------------------
101
102 wxDirData::wxDirData(const wxString& dirname)
103 : m_dirname(dirname)
104 {
105 // throw away the trailing slashes
106 size_t n = m_dirname.length();
107 wxCHECK_RET( n, _T("empty dir name in wxDir") );
108
109 while ( n > 0 && wxIsPathSeparator(m_dirname[--n]) )
110 ;
111
112 m_dirname.Truncate(n + 1);
113
114 FSSpec fsspec ;
115
116 wxUnixFilename2FSSpec( m_dirname , &fsspec ) ;
117 m_CPB.hFileInfo.ioVRefNum = fsspec.vRefNum ;
118 m_CPB.hFileInfo.ioNamePtr = m_name ;
119 m_index = 0 ;
120
121 #ifdef __WXMAC_X__
122 // TODO: what are we supposed to do for Mac OS X
123 #else
124 FSpGetDirectoryID( &fsspec , &m_dirId , &m_isDir ) ;
125 #endif
126 }
127
128 wxDirData::~wxDirData()
129 {
130 }
131
132 void wxDirData::Rewind()
133 {
134 m_index = 0 ;
135 }
136
137 bool wxDirData::Read(wxString *filename)
138 {
139 if ( !m_isDir )
140 return FALSE ;
141
142 #if TARGET_CARBON
143 char c_name[256] ;
144 #endif
145 wxString result;
146
147 short err = noErr ;
148
149 while ( err == noErr )
150 {
151 m_index++ ;
152 m_CPB.dirInfo.ioFDirIndex = m_index;
153 m_CPB.dirInfo.ioDrDirID = m_dirId; /* we need to do this every time */
154 err = PBGetCatInfoSync((CInfoPBPtr)&m_CPB);
155 if ( err != noErr )
156 break ;
157
158 #if TARGET_CARBON
159 p2cstrcpy( c_name, m_name ) ;
160 strcpy( (char *)m_name, c_name);
161 #else
162 p2cstr( m_name ) ;
163 #endif
164 if ( ( m_CPB.dirInfo.ioFlAttrib & ioDirMask) != 0 && (m_flags & wxDIR_DIRS) ) // we have a directory
165 break ;
166
167 if ( ( m_CPB.dirInfo.ioFlAttrib & ioDirMask) == 0 && !(m_flags & wxDIR_FILES ) ) // its a file but we don't want it
168 continue ;
169
170 if ( ( m_CPB.hFileInfo.ioFlFndrInfo.fdFlags & kIsInvisible ) && !(m_flags & wxDIR_HIDDEN) ) // its hidden but we don't want it
171 continue ;
172
173 wxString file( m_name ) ;
174 if ( m_filespec.IsEmpty() || m_filespec == "*.*" )
175 {
176 }
177 else if ( m_filespec.Length() > 1 && m_filespec.Left(1) =="*" )
178 {
179 if ( file.Right( m_filespec.Length() - 1 ).Upper() != m_filespec.Mid(1).Upper() )
180 {
181 continue ;
182 }
183 }
184 else if ( m_filespec.Length() > 1 && m_filespec.Right(1) == "*" )
185 {
186 if ( file.Left( m_filespec.Length() - 1 ).Upper() != m_filespec.Left( m_filespec.Length() - 1 ).Upper() )
187 {
188 continue ;
189 }
190 }
191 else if ( file.Upper() != m_filespec.Upper() )
192 {
193 continue ;
194 }
195
196 break ;
197 }
198 if ( err != noErr )
199 {
200 return FALSE ;
201 }
202
203 *filename = (char*) m_name ;
204
205 return TRUE;
206 }
207
208 // ----------------------------------------------------------------------------
209 // wxDir helpers
210 // ----------------------------------------------------------------------------
211
212 /* static */
213 bool wxDir::Exists(const wxString& dir)
214 {
215 return wxPathExists(dir);
216 }
217
218 // ----------------------------------------------------------------------------
219 // wxDir construction/destruction
220 // ----------------------------------------------------------------------------
221
222 wxDir::wxDir(const wxString& dirname)
223 {
224 m_data = NULL;
225
226 (void)Open(dirname);
227 }
228
229 bool wxDir::Open(const wxString& dirname)
230 {
231 delete M_DIR;
232 m_data = new wxDirData(dirname);
233
234 return TRUE;
235 }
236
237 bool wxDir::IsOpened() const
238 {
239 return m_data != NULL;
240 }
241
242 wxDir::~wxDir()
243 {
244 delete M_DIR;
245 }
246
247 // ----------------------------------------------------------------------------
248 // wxDir enumerating
249 // ----------------------------------------------------------------------------
250
251 bool wxDir::GetFirst(wxString *filename,
252 const wxString& filespec,
253 int flags) const
254 {
255 wxCHECK_MSG( IsOpened(), FALSE, _T("must wxDir::Open() first") );
256
257 M_DIR->Rewind();
258
259 M_DIR->SetFileSpec(filespec);
260 M_DIR->SetFlags(flags);
261
262 return GetNext(filename);
263 }
264
265 bool wxDir::GetNext(wxString *filename) const
266 {
267 wxCHECK_MSG( IsOpened(), FALSE, _T("must wxDir::Open() first") );
268
269 wxCHECK_MSG( filename, FALSE, _T("bad pointer in wxDir::GetNext()") );
270
271 return M_DIR->Read(filename);
272 }