]> git.saurik.com Git - wxWidgets.git/blob - src/msw/filedlg.cpp
Introduced wxSOCKET_INT to socket.cpp. The previous code wouldn't compile on Windows.
[wxWidgets.git] / src / msw / filedlg.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: filedlg.cpp
3 // Purpose: wxFileDialog
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 01/02/97
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart and Markus Holzem
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifdef __GNUG__
13 #pragma implementation "filedlg.h"
14 #endif
15
16 // For compilers that support precompilation, includes "wx.h".
17 #include "wx/wxprec.h"
18
19 #ifdef __BORLANDC__
20 #pragma hdrstop
21 #endif
22
23 #ifndef WX_PRECOMP
24 #include <stdio.h>
25 #include "wx/defs.h"
26 #include "wx/utils.h"
27 #include "wx/dialog.h"
28 #include "wx/filedlg.h"
29 #endif
30
31 #include <windows.h>
32
33 #ifndef __WIN32__
34 #include <commdlg.h>
35 #endif
36
37 #include "wx/msw/private.h"
38
39 #include <math.h>
40 #include <stdlib.h>
41 #include <string.h>
42
43 #define wxDIALOG_DEFAULT_X 300
44 #define wxDIALOG_DEFAULT_Y 300
45
46 #if !USE_SHARED_LIBRARY
47 IMPLEMENT_CLASS(wxFileDialog, wxDialog)
48 #endif
49
50 char *wxFileSelector(const char *title,
51 const char *defaultDir, const char *defaultFileName,
52 const char *defaultExtension, const char *filter, int flags,
53 wxWindow *parent, int x, int y)
54 {
55 // In the original implementation, defaultExtension is passed to the lpstrDefExt member
56 // of OPENFILENAME. This extension, if non-NULL, is appended to the filename if the user
57 // fails to type an extension.
58 // The new implementation (taken from wxFileSelectorEx) appends the extension automatically,
59 // by looking at the filter specification. In fact this should be better than the
60 // native Microsoft implementation because Windows only allows *one* default extension,
61 // whereas here we do the right thing depending on the filter the user has chosen.
62
63 // If there's a default extension specified but no filter, we create a suitable
64 // filter.
65
66 wxString filter2("");
67 if ( defaultExtension && !filter )
68 filter2 = wxString("*.") + wxString(defaultExtension) ;
69 else if ( filter )
70 filter2 = filter;
71
72 wxString defaultDirString;
73 if (defaultDir)
74 defaultDirString = defaultDir;
75 else
76 defaultDirString = "";
77
78 wxString defaultFilenameString;
79 if (defaultFileName)
80 defaultFilenameString = defaultFileName;
81 else
82 defaultFilenameString = "";
83
84 wxFileDialog fileDialog(parent, title, defaultDirString, defaultFilenameString, filter2, flags, wxPoint(x, y));
85 if(defaultExtension)
86 {
87 unsigned int ii;
88 int filterFind,filterIndex=0;
89 filterFind=1;
90 for(ii=0;ii<filter2.Length();ii++)
91 {
92 if(filter2[ii] == '|')
93 {
94 unsigned int is=ii++;
95 filterIndex++;
96 for(;ii<filter2.Length();ii++)
97 if(filter2[ii] == '|')
98 break;
99 if(ii-is-1 > 0 && is+1 < filter2.Length())
100 if(filter2.Mid(is+1,ii-is-1) == defaultExtension)
101 {
102 filterFind=filterIndex;
103 break;
104 }
105 }
106 }
107 fileDialog.SetFilterIndex(filterFind);
108 }
109
110 if ( fileDialog.ShowModal() == wxID_OK )
111 {
112 strcpy(wxBuffer, (const char *)fileDialog.GetPath());
113 return wxBuffer;
114 }
115 else
116 return NULL;
117 }
118
119 # if __BORLANDC__
120 # include <dir.h> // for MAXPATH etc. ( Borland 3.1 )
121 # endif
122
123 # ifndef MAXPATH
124 # define MAXPATH 400
125 # endif
126
127 # ifndef MAXDRIVE
128 # define MAXDRIVE 3
129 # endif
130
131 # ifndef MAXFILE
132 # define MAXFILE 9
133 # endif
134
135 # ifndef MAXEXT
136 # define MAXEXT 5
137 # endif
138
139
140 char *wxFileSelectorEx(const char *title,
141 const char *defaultDir,
142 const char *defaultFileName,
143 int* defaultFilterIndex,
144 const char *filter,
145 int flags,
146 wxWindow* parent,
147 int x,
148 int y)
149
150 {
151 wxFileDialog fileDialog(parent, title ? title : "", defaultDir ? defaultDir : "",
152 defaultFileName ? defaultFileName : "", filter ? filter : "", flags, wxPoint(x, y));
153
154 if ( fileDialog.ShowModal() == wxID_OK )
155 {
156 *defaultFilterIndex = fileDialog.GetFilterIndex();
157 strcpy(wxBuffer, (const char *)fileDialog.GetPath());
158 return wxBuffer;
159 }
160 else
161 return NULL;
162 }
163
164 wxFileDialog::wxFileDialog(wxWindow *parent, const wxString& message,
165 const wxString& defaultDir, const wxString& defaultFileName, const wxString& wildCard,
166 long style, const wxPoint& pos)
167 {
168 m_message = message;
169 m_dialogStyle = style;
170 m_parent = parent;
171 m_path = "";
172 m_fileName = defaultFileName;
173 m_dir = defaultDir;
174 m_wildCard = wildCard;
175 m_filterIndex = 1;
176 }
177
178 int wxFileDialog::ShowModal(void)
179 {
180 HWND hWnd = 0;
181 if (m_parent) hWnd = (HWND) m_parent->GetHWND();
182
183 static char fileNameBuffer [ MAXPATH ]; // the file-name
184 char titleBuffer [ MAXFILE+1+MAXEXT ]; // the file-name, without path
185
186 *fileNameBuffer = '\0';
187 *titleBuffer = '\0';
188
189 char* filterBuffer = NULL;
190 char* extension = NULL;
191 char* theFilter = (char *)(const char *)m_wildCard;
192
193 long msw_flags = 0;
194 if ( (m_dialogStyle & wxHIDE_READONLY) || (m_dialogStyle & wxSAVE) )
195 msw_flags |= OFN_HIDEREADONLY;
196 if ( m_dialogStyle & wxFILE_MUST_EXIST )
197 msw_flags |= OFN_PATHMUSTEXIST | OFN_FILEMUSTEXIST;
198
199 OPENFILENAME of;
200 memset(&of, 0, sizeof(OPENFILENAME));
201
202 of.lpstrCustomFilter = NULL; // system should not save custom filter
203 of.nMaxCustFilter = 0L;
204
205 of.nFileOffset = 0; // 0-based pointer to filname in lpstFile
206 of.nFileExtension = 0; // 0-based pointer to extension in lpstrFile
207 of.lpstrDefExt = NULL; // no default extension
208
209 of.lStructSize = sizeof(OPENFILENAME);
210 of.hwndOwner = hWnd;
211 of.lpstrTitle = (char *)(const char *)m_message;
212
213
214 of.lpstrFileTitle = titleBuffer;
215 of.nMaxFileTitle = MAXFILE + 1 + MAXEXT; // Windows 3.0 and 3.1
216
217 of.lpstrInitialDir = (const char *) m_dir;
218
219 of.Flags = msw_flags;
220
221
222
223 //=== Like Alejandro Sierra's wildcard modification >>===================
224 /*
225 In wxFileSelector you can put, instead of a single wild_card,
226 pairs of strings separated by '|'.
227 The first string is a description, and the
228 second is the wild card. You can put any number of pairs.
229
230 eg. "description1 (*.ex1)|*.ex1|description2 (*.ex2)|*.ex2"
231
232 If you put a single wild card, it works as before the modification.
233 */
234 //=======================================================================
235
236 if ( !theFilter || (strcmp(theFilter, "") == 0)) theFilter = "*.*";
237
238 int filterBufferLen = 0;
239
240 if ( !strchr( theFilter, '|' ) ) { // only one filter ==> default text:
241 char buffText[] = "Files (%s)|%s";
242 filterBufferLen = strlen( theFilter )*2 + strlen( buffText ) -4;
243 filterBuffer = new char[ filterBufferLen +2 ];
244
245 if ( filterBuffer ) {
246 sprintf( filterBuffer, buffText, theFilter, theFilter );
247 }
248 }
249 else { // more then one filter
250 filterBufferLen = strlen( theFilter );
251 filterBuffer = new char[ filterBufferLen +2 ];
252
253 if ( filterBuffer ) {
254 strcpy( filterBuffer, theFilter );
255 }
256 }
257
258 if ( filterBuffer ) { // Substituting '|' with '\0'
259 for ( int i = 0; i < filterBufferLen; i++ ) {
260 if ( filterBuffer[i] == '|' ) { filterBuffer[i] = '\0'; }
261 }
262 }
263
264 filterBuffer[filterBufferLen+1] = '\0';
265
266 of.lpstrFilter = (LPSTR)filterBuffer;
267 of.nFilterIndex = m_filterIndex;
268
269 //=== Setting defaultFileName >>=========================================
270
271 strncpy( fileNameBuffer, (const char *)m_fileName, MAXPATH-1 );
272 fileNameBuffer[ MAXPATH-1 ] = '\0';
273
274 of.lpstrFile = fileNameBuffer; // holds returned filename
275 of.nMaxFile = MAXPATH;
276
277 //== Execute FileDialog >>=================================================
278
279 bool success = (m_dialogStyle & wxSAVE) ? (GetSaveFileName(&of) != 0) : (GetOpenFileName(&of) != 0);
280
281 if ( success )
282 {
283 //=== Adding the correct extension >>=================================
284
285 m_filterIndex = (int)of.nFilterIndex;
286
287 if ( of.nFileExtension && fileNameBuffer[ of.nFileExtension-1] != '.' )
288 { // user has typed an filename
289 // without an extension:
290
291 int maxFilter = (int)(of.nFilterIndex*2L-1L);
292 extension = filterBuffer;
293
294 for( int i = 0; i < maxFilter; i++ ) { // get extension
295 extension = extension + strlen( extension ) +1;
296 }
297
298 extension = strrchr( extension, '.' );
299 if ( extension // != "blabla"
300 && !strrchr( extension, '*' ) // != "blabla.*"
301 && !strrchr( extension, '?' ) // != "blabla.?"
302 && extension[1] // != "blabla."
303 && extension[1] != ' ' ) // != "blabla. "
304 {
305 // now concat extension to the fileName:
306 m_fileName = wxString(fileNameBuffer) + wxString(extension);
307
308 int len = strlen( fileNameBuffer );
309 strncpy( fileNameBuffer + len, extension, MAXPATH - len );
310 fileNameBuffer[ MAXPATH -1 ] = '\0';
311 }
312 }
313
314 m_path = fileNameBuffer;
315 m_fileName = wxFileNameFromPath(fileNameBuffer);
316
317
318 //=== Simulating the wxOVERWRITE_PROMPT >>============================
319
320 if ( (m_dialogStyle & wxOVERWRITE_PROMPT) && ::wxFileExists( fileNameBuffer ) )
321 {
322 char questionText[] = "Replace file\n%s?";
323 char* messageText = new char[strlen(questionText)+strlen(fileNameBuffer)-1];
324 sprintf( messageText, questionText, fileNameBuffer );
325
326 if ( messageText && ( wxMessageBox( (const char *)messageText, m_message, wxYES_NO ) != wxYES ) )
327 {
328 success = FALSE;
329 }
330
331 delete[] messageText;
332 }
333
334 } // END: if ( success )
335
336
337 delete[] filterBuffer;
338
339 return (success ? wxID_OK : wxID_CANCEL) ;
340
341 }
342
343 #define wxDIALOG_DEFAULT_X 300
344 #define wxDIALOG_DEFAULT_Y 300
345
346 // Generic file load/save dialog
347 // static inline char * // HP compiler complains
348 static char *
349 wxDefaultFileSelector(bool load, const char *what, const char *extension, const char *default_name, wxWindow *parent)
350 {
351 char *ext = (char *)extension;
352
353 char prompt[50];
354 wxString str;
355 if (load)
356 str = "Load %s file";
357 else
358 str = "Save %s file";
359 sprintf(prompt, wxGetTranslation(str), what);
360
361 if (*ext == '.') ext++;
362 char wild[60];
363 sprintf(wild, "*.%s", ext);
364
365 return wxFileSelector (prompt, NULL, default_name, ext, wild, 0, parent);
366 }
367
368 // Generic file load dialog
369 char *
370 wxLoadFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
371 {
372 return wxDefaultFileSelector(TRUE, what, extension, default_name, parent);
373 }
374
375
376 // Generic file save dialog
377 char *
378 wxSaveFileSelector(const char *what, const char *extension, const char *default_name, wxWindow *parent)
379 {
380 return wxDefaultFileSelector(FALSE, what, extension, default_name, parent);
381 }
382
383