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1/////////////////////////////////////////////////////////////////////////////
2// Name: utils.cpp
3// Purpose: Various utilities
4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
8// Copyright: (c) Julian Smart and Markus Holzem
743e0a66 9// Licence: wxWindows license
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10/////////////////////////////////////////////////////////////////////////////
11
12#ifdef __GNUG__
a3b46648 13// #pragma implementation "utils.h" // Note: this is done in utilscmn.cpp now.
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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 "wx/setup.h"
25#include "wx/utils.h"
26#include "wx/app.h"
27#include "wx/cursor.h"
743e0a66 28#endif //WX_PRECOMP
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29
30#include "wx/msw/private.h"
31#include "wx/timer.h"
57c208c5 32#include "wx/intl.h"
2bda0e17 33
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34#include <windows.h>
35
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36#include <ctype.h>
37
ce3ed50d 38#if !defined(__GNUWIN32__) && !defined(__SALFORDC__)
2bda0e17 39#include <direct.h>
ce3ed50d 40
17dff81c 41#ifndef __MWERKS__
2bda0e17 42#include <dos.h>
17dff81c 43#endif
743e0a66 44#endif //GNUWIN32
2bda0e17 45
57c208c5 46#if defined(__GNUWIN32__) && !defined(__TWIN32__)
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47#include <sys/unistd.h>
48#include <sys/stat.h>
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49#endif //GNUWIN32
50
51#include "wx/log.h"
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52
53#ifdef __BORLANDC__ // Please someone tell me which version of Borland needs
54 // this (3.1 I believe) and how to test for it.
55 // If this works for Borland 4.0 as well, then no worries.
56#include <dir.h>
57#endif
58
59#ifdef __WIN32__
60#include <io.h>
61
62#ifndef __GNUWIN32__
63#include <shellapi.h>
64#endif
65#endif
66
67#include <stdio.h>
68#include <stdlib.h>
69#include <string.h>
70#ifndef __WATCOMC__
71#if !(defined(_MSC_VER) && (_MSC_VER > 800))
72#include <errno.h>
73#endif
74#endif
75#include <stdarg.h>
76
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77//// BEGIN for console support: VC++ only
78
1e6d9499 79#if defined(__WXDEBUG__) && !defined(__WIN16__) && defined(_MSC_VER) && !defined(__NO_VC_CRTDBG__)
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80 #define wxUSE_VC_CRTDBG
81#else
82 #undef wxUSE_VC_CRTDBG
83#endif
84
85#ifdef wxUSE_VC_CRTDBG
86 // VC++ uses this macro as debug/release mode indicator
87 #ifndef _DEBUG
88 #define _DEBUG
89 #endif
90
91 #include <fcntl.h>
92
93#if wxUSE_IOSTREAMH
94// N.B. BC++ doesn't have istream.h, ostream.h
95# include <iostream.h>
96# include <io.h>
97# include <fstream.h>
98
99#else
100# include <istream>
101# include <ostream>
102# include <fstream>
103# ifdef _MSC_VER
104 using namespace std;
105# endif
106#endif
107
108/* Need to undef new if including crtdbg.h */
109# ifdef new
110# undef new
111# endif
112
1e6d9499 113#ifndef __WIN16__
c030b70f 114# include <crtdbg.h>
1e6d9499 115#endif
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116
117# if defined(__WXDEBUG__) && wxUSE_GLOBAL_MEMORY_OPERATORS && wxUSE_DEBUG_NEW_ALWAYS
118# define new new(__FILE__,__LINE__)
119# endif
120
121#endif
122
123/// END for console support
124
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125// In the WIN.INI file
126static const char WX_SECTION[] = "wxWindows";
127static const char eHOSTNAME[] = "HostName";
128static const char eUSERID[] = "UserId";
129static const char eUSERNAME[] = "UserName";
130
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131// For the following functions we SHOULD fill in support
132// for Windows-NT (which I don't know) as I assume it begin
133// a POSIX Unix (so claims MS) that it has some special
134// functions beyond those provided by WinSock
135
136// Get full hostname (eg. DoDo.BSn-Germany.crg.de)
137bool wxGetHostName(char *buf, int maxSize)
138{
57c208c5 139#if defined(__WIN32__) && !defined(__TWIN32__)
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140 DWORD nSize = maxSize;
141 return (::GetComputerName(buf, &nSize) != 0);
142#else
143 char *sysname;
144 const char *default_host = "noname";
145
146 if ((sysname = getenv("SYSTEM_NAME")) == NULL) {
147 GetProfileString(WX_SECTION, eHOSTNAME, default_host, buf, maxSize - 1);
148 } else
149 strncpy(buf, sysname, maxSize - 1);
150 buf[maxSize] = '\0';
151 return *buf ? TRUE : FALSE;
152#endif
153}
154
155// Get user ID e.g. jacs
156bool wxGetUserId(char *buf, int maxSize)
157{
57c208c5 158#if defined(__WIN32__) && !defined(__win32s__) && !defined(__TWIN32__)
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159
160 // VZ: why should it be so complicated??
161#if 0
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162 // Gets the current user's full name according to the MS article PSS ID
163 // Number: Q119670
164 // Seems to be the same as the login name for me?
165 char *UserName = new char[256];
166 char *Domain = new char[256];
167 DWORD maxCharacters = 255;
168 GetUserName( UserName, &maxCharacters );
169 GetComputerName( Domain, &maxCharacters );
170
171 WCHAR wszUserName[256]; // Unicode user name
172 WCHAR wszDomain[256];
173 LPBYTE ComputerName;
b07135ba 174
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175 struct _SERVER_INFO_100 *si100; // Server structure
176 struct _USER_INFO_2 *ui; // User structure
b07135ba 177
2bda0e17 178 // Convert ASCII user name and domain to Unicode.
b07135ba 179
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180 MultiByteToWideChar( CP_ACP, 0, UserName,
181 strlen(UserName)+1, wszUserName, sizeof(wszUserName) );
182 MultiByteToWideChar( CP_ACP, 0, Domain,
183 strlen(Domain)+1, wszDomain, sizeof(wszDomain) );
184
185 // Get the computer name of a DC for the specified domain.
186 // >If you get a link error on this, include netapi32.lib<
b07135ba 187
2bda0e17 188 NetGetDCName( NULL, wszDomain, &ComputerName );
b07135ba 189
2bda0e17 190 // Look up the user on the DC.
b07135ba 191
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192 if(NetUserGetInfo( (LPWSTR) ComputerName,
193 (LPWSTR) &wszUserName, 2, (LPBYTE *) &ui))
194 {
195 printf( "Error getting user information.\n" );
196 return( FALSE );
197 }
b07135ba 198
2bda0e17 199 // Convert the Unicode full name to ASCII.
b07135ba 200
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201 WideCharToMultiByte( CP_ACP, 0, ui->usri2_full_name,
202 -1, buf, 256, NULL, NULL );
203 }
204 return( TRUE );
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205#else // 1
206 DWORD nSize = maxSize;
207 if ( ::GetUserName(buf, &nSize) == 0 )
208 {
209 wxLogSysError("Can not get user name");
210
211 return FALSE;
212 }
213
214 return TRUE;
215#endif // 0/1
216
217#else // Win16 or Win32s
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218 char *user;
219 const char *default_id = "anonymous";
220
221 // Can't assume we have NIS (PC-NFS) or some other ID daemon
222 // So we ...
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223 if ( (user = getenv("USER")) == NULL &&
224 (user = getenv("LOGNAME")) == NULL ) {
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225 // Use wxWindows configuration data (comming soon)
226 GetProfileString(WX_SECTION, eUSERID, default_id, buf, maxSize - 1);
227 } else
228 strncpy(buf, user, maxSize - 1);
229 return *buf ? TRUE : FALSE;
230#endif
231}
232
233// Get user name e.g. Julian Smart
234bool wxGetUserName(char *buf, int maxSize)
235{
0a144271 236#if wxUSE_PENWINDOWS && !defined(__WATCOMC__) && !defined(__GNUWIN32__)
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237 extern HANDLE g_hPenWin; // PenWindows Running?
238 if (g_hPenWin)
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239 {
240 // PenWindows Does have a user concept!
241 // Get the current owner of the recognizer
242 GetPrivateProfileString("Current", "User", default_name, wxBuffer, maxSize - 1, "PENWIN.INI");
243 strncpy(buf, wxBuffer, maxSize - 1);
244 }
245 else
246#endif
247 {
248 // Could use NIS, MS-Mail or other site specific programs
b07135ba 249 // Use wxWindows configuration data
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250 bool ok = GetProfileString(WX_SECTION, eUSERNAME, "", buf, maxSize - 1) != 0;
251 if ( !ok )
252 {
253 ok = wxGetUserId(buf, maxSize);
254 }
255
256 if ( !ok )
257 {
258 strncpy(buf, "Unknown User", maxSize);
259 }
2bda0e17 260 }
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261
262 return TRUE;
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263}
264
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265int wxKill(long pid, int sig)
266{
267 return 0;
268}
269
270//
271// Execute a program in an Interactive Shell
272//
273bool
274wxShell(const wxString& command)
275{
276 char *shell;
277 if ((shell = getenv("COMSPEC")) == NULL)
278 shell = "\\COMMAND.COM";
279
280 char tmp[255];
281 if (command != "")
282 sprintf(tmp, "%s /c %s", shell, WXSTRINGCAST command);
283 else
284 strcpy(tmp, shell);
285
286 return (wxExecute((char *)tmp, FALSE) != 0);
287}
288
289// Get free memory in bytes, or -1 if cannot determine amount (e.g. on UNIX)
290long wxGetFreeMemory(void)
291{
57c208c5 292#if defined(__WIN32__) && !defined(__BORLANDC__) && !defined(__TWIN32__)
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293 MEMORYSTATUS memStatus;
294 memStatus.dwLength = sizeof(MEMORYSTATUS);
295 GlobalMemoryStatus(&memStatus);
296 return memStatus.dwAvailPhys;
297#else
298 return (long)GetFreeSpace(0);
299#endif
300}
301
302// Sleep for nSecs seconds. Attempt a Windows implementation using timers.
303static bool inTimer = FALSE;
304class wxSleepTimer: public wxTimer
305{
306 public:
307 inline void Notify(void)
308 {
309 inTimer = FALSE;
310 Stop();
311 }
312};
313
314static wxTimer *wxTheSleepTimer = NULL;
315
316void wxSleep(int nSecs)
317{
318#if 0 // WIN32 hangs app
319 Sleep( 1000*nSecs );
320#else
321 if (inTimer)
322 return;
323
324 wxTheSleepTimer = new wxSleepTimer;
325 inTimer = TRUE;
326 wxTheSleepTimer->Start(nSecs*1000);
327 while (inTimer)
328 {
329 if (wxTheApp->Pending())
330 wxTheApp->Dispatch();
331 }
332 delete wxTheSleepTimer;
333 wxTheSleepTimer = NULL;
334#endif
335}
336
337// Consume all events until no more left
338void wxFlushEvents(void)
339{
340// wxYield();
341}
342
343// Output a debug mess., in a system dependent fashion.
344void wxDebugMsg(const char *fmt ...)
345{
346 va_list ap;
347 static char buffer[512];
348
349 if (!wxTheApp->GetWantDebugOutput())
350 return ;
351
352 va_start(ap, fmt);
353
354 wvsprintf(buffer,fmt,ap) ;
355 OutputDebugString((LPCSTR)buffer) ;
356
357 va_end(ap);
358}
359
360// Non-fatal error: pop up message box and (possibly) continue
361void wxError(const wxString& msg, const wxString& title)
362{
363 sprintf(wxBuffer, "%s\nContinue?", WXSTRINGCAST msg);
364 if (MessageBox(NULL, (LPCSTR)wxBuffer, (LPCSTR)WXSTRINGCAST title,
365 MB_ICONSTOP | MB_YESNO) == IDNO)
366 wxExit();
367}
368
369// Fatal error: pop up message box and abort
370void wxFatalError(const wxString& msg, const wxString& title)
371{
372 sprintf(wxBuffer, "%s: %s", WXSTRINGCAST title, WXSTRINGCAST msg);
373 FatalAppExit(0, (LPCSTR)wxBuffer);
374}
375
376// Emit a beeeeeep
377void wxBell(void)
378{
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379 // Removed by RD because IHMO syncronous sound is a Bad Thing. MessageBeep
380 // will do a similar thing anyway if there is no sound card...
381//#ifdef __WIN32__
382// Beep(1000,1000) ; // 1kHz during 1 sec.
383//#else
ce200637 384 MessageBeep((UINT)-1) ;
b07135ba 385//#endif
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386}
387
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388// Chris Breeze 27/5/98: revised WIN32 code to
389// detect WindowsNT correctly
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390int wxGetOsVersion(int *majorVsn, int *minorVsn)
391{
392 extern char *wxOsVersion;
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393 if (majorVsn) *majorVsn = 0;
394 if (minorVsn) *minorVsn = 0;
395
2432b92d 396#if defined(__WIN32__) && !defined(__SC__)
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397 OSVERSIONINFO info;
398 memset(&info, 0, sizeof(OSVERSIONINFO));
399 info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
400 if (GetVersionEx(&info))
401 {
402 if (majorVsn) *majorVsn = info.dwMajorVersion;
403 if (minorVsn) *minorVsn = info.dwMinorVersion;
404 switch (info.dwPlatformId)
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405 {
406 case VER_PLATFORM_WIN32s:
407 return wxWIN32S;
408 break;
409 case VER_PLATFORM_WIN32_WINDOWS:
410 return wxWIN95;
411 break;
412 case VER_PLATFORM_WIN32_NT:
413 return wxWINDOWS_NT;
414 break;
6f65e337 415 }
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416 }
417 return wxWINDOWS; // error if we get here, return generic value
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418#else
419 // Win16 code...
2432b92d 420 int retValue = 0;
6f65e337 421# ifdef __WINDOWS_386__
2bda0e17 422 retValue = wxWIN386;
6f65e337 423# else
47d67540 424# if !defined(__WATCOMC__) && !defined(GNUWIN32) && wxUSE_PENWINDOWS
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425 extern HANDLE g_hPenWin;
426 retValue = g_hPenWin ? wxPENWINDOWS : wxWINDOWS ;
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427# endif
428# endif
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429 // @@@@ To be completed. I don't have the manual here...
430 if (majorVsn) *majorVsn = 3 ;
431 if (minorVsn) *minorVsn = 1 ;
432 return retValue ;
6f65e337 433#endif
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434}
435
436// Reading and writing resources (eg WIN.INI, .Xdefaults)
47d67540 437#if wxUSE_RESOURCES
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438bool wxWriteResource(const wxString& section, const wxString& entry, const wxString& value, const wxString& file)
439{
440 if (file != "")
441 return (WritePrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)value, (LPCSTR)WXSTRINGCAST file) != 0);
442 else
443 return (WriteProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)WXSTRINGCAST value) != 0);
444}
445
446bool wxWriteResource(const wxString& section, const wxString& entry, float value, const wxString& file)
447{
448 char buf[50];
449 sprintf(buf, "%.4f", value);
450 return wxWriteResource(section, entry, buf, file);
451}
452
453bool wxWriteResource(const wxString& section, const wxString& entry, long value, const wxString& file)
454{
455 char buf[50];
456 sprintf(buf, "%ld", value);
457 return wxWriteResource(section, entry, buf, file);
458}
459
460bool wxWriteResource(const wxString& section, const wxString& entry, int value, const wxString& file)
461{
462 char buf[50];
463 sprintf(buf, "%d", value);
464 return wxWriteResource(section, entry, buf, file);
465}
466
467bool wxGetResource(const wxString& section, const wxString& entry, char **value, const wxString& file)
468{
469 static const char defunkt[] = "$$default";
470 if (file != "")
471 {
472 int n = GetPrivateProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt,
473 (LPSTR)wxBuffer, 1000, (LPCSTR)WXSTRINGCAST file);
474 if (n == 0 || strcmp(wxBuffer, defunkt) == 0)
475 return FALSE;
476 }
477 else
478 {
479 int n = GetProfileString((LPCSTR)WXSTRINGCAST section, (LPCSTR)WXSTRINGCAST entry, (LPCSTR)defunkt,
480 (LPSTR)wxBuffer, 1000);
481 if (n == 0 || strcmp(wxBuffer, defunkt) == 0)
482 return FALSE;
483 }
484 if (*value) delete[] (*value);
485 *value = copystring(wxBuffer);
486 return TRUE;
487 }
488
489bool wxGetResource(const wxString& section, const wxString& entry, float *value, const wxString& file)
490{
491 char *s = NULL;
492 bool succ = wxGetResource(section, entry, (char **)&s, file);
493 if (succ)
494 {
495 *value = (float)strtod(s, NULL);
496 delete[] s;
497 return TRUE;
498 }
499 else return FALSE;
500}
501
502bool wxGetResource(const wxString& section, const wxString& entry, long *value, const wxString& file)
503{
504 char *s = NULL;
505 bool succ = wxGetResource(section, entry, (char **)&s, file);
506 if (succ)
507 {
508 *value = strtol(s, NULL, 10);
509 delete[] s;
510 return TRUE;
511 }
512 else return FALSE;
513}
514
515bool wxGetResource(const wxString& section, const wxString& entry, int *value, const wxString& file)
516{
517 char *s = NULL;
518 bool succ = wxGetResource(section, entry, (char **)&s, file);
519 if (succ)
520 {
521 *value = (int)strtol(s, NULL, 10);
b07135ba 522 delete[] s;
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523 return TRUE;
524 }
525 else return FALSE;
526}
47d67540 527#endif // wxUSE_RESOURCES
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528
529// Old cursor
530static HCURSOR wxBusyCursorOld = 0;
531static int wxBusyCursorCount = 0;
532
533// Set the cursor to the busy cursor for all windows
534void wxBeginBusyCursor(wxCursor *cursor)
535{
536 wxBusyCursorCount ++;
537 if (wxBusyCursorCount == 1)
538 {
539 wxBusyCursorOld = ::SetCursor((HCURSOR) cursor->GetHCURSOR());
540 }
541 else
542 {
543 (void)::SetCursor((HCURSOR) cursor->GetHCURSOR());
544 }
545}
546
547// Restore cursor to normal
548void wxEndBusyCursor(void)
549{
550 if (wxBusyCursorCount == 0)
551 return;
b07135ba 552
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553 wxBusyCursorCount --;
554 if (wxBusyCursorCount == 0)
555 {
556 ::SetCursor(wxBusyCursorOld);
557 wxBusyCursorOld = 0;
558 }
559}
560
561// TRUE if we're between the above two calls
562bool wxIsBusy(void)
563{
564 return (wxBusyCursorCount > 0);
b07135ba 565}
2bda0e17 566
184b5d99 567const char* wxGetHomeDir(wxString *pstr)
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568{
569 wxString& strDir = *pstr;
570
57c208c5 571 #if defined(__UNIX__) && !defined(__TWIN32__)
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572 const char *szHome = getenv("HOME");
573 if ( szHome == NULL ) {
574 // we're homeless...
575 wxLogWarning(_("can't find user's HOME, using current directory."));
576 strDir = ".";
577 }
578 else
579 strDir = szHome;
580
581 // add a trailing slash if needed
582 if ( strDir.Last() != '/' )
583 strDir << '/';
584 #else // Windows
585 #ifdef __WIN32__
586 const char *szHome = getenv("HOMEDRIVE");
587 if ( szHome != NULL )
588 strDir << szHome;
589 szHome = getenv("HOMEPATH");
590 if ( szHome != NULL ) {
591 strDir << szHome;
592
593 // the idea is that under NT these variables have default values
594 // of "%systemdrive%:" and "\\". As we don't want to create our
595 // config files in the root directory of the system drive, we will
596 // create it in our program's dir. However, if the user took care
597 // to set HOMEPATH to something other than "\\", we suppose that he
598 // knows what he is doing and use the supplied value.
599 if ( strcmp(szHome, "\\") != 0 )
600 return strDir.c_str();
601 }
602
603 #else // Win16
604 // Win16 has no idea about home, so use the working directory instead
605 #endif // WIN16/32
606
607 // 260 was taken from windef.h
608 #ifndef MAX_PATH
609 #define MAX_PATH 260
610 #endif
611
612 wxString strPath;
613 ::GetModuleFileName(::GetModuleHandle(NULL),
614 strPath.GetWriteBuf(MAX_PATH), MAX_PATH);
615 strPath.UngetWriteBuf();
616
617 // extract the dir name
618 wxSplitPath(strPath, &strDir, NULL, NULL);
619
620 #endif // UNIX/Win
621
622 return strDir.c_str();
623}
624
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625// Hack for MS-DOS
626char *wxGetUserHome (const wxString& user)
627{
628 char *home;
629 wxString user1(user);
630
631 if (user1 != "") {
632 char tmp[64];
633 if (wxGetUserId(tmp, sizeof(tmp)/sizeof(char))) {
634 // Guests belong in the temp dir
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635 if (Stricmp(tmp, "annonymous") == 0) {
636 if ((home = getenv("TMP")) != NULL ||
637 (home = getenv("TMPDIR")) != NULL ||
638 (home = getenv("TEMP")) != NULL)
639 return *home ? home : "\\";
2bda0e17 640 }
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641 if (Stricmp(tmp, WXSTRINGCAST user1) == 0)
642 user1 = "";
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643 }
644 }
645 if (user1 == "")
646 if ((home = getenv("HOME")) != NULL)
647 {
648 strcpy(wxBuffer, home);
649 Unix2DosFilename(wxBuffer);
650 return wxBuffer;
651 }
652 return NULL; // No home known!
653}
654
655// Check whether this window wants to process messages, e.g. Stop button
656// in long calculations.
657bool wxCheckForInterrupt(wxWindow *wnd)
658{
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659 if(wnd){
660 MSG msg;
661 HWND win= (HWND) wnd->GetHWND();
662 while(PeekMessage(&msg,win,0,0,PM_REMOVE)){
663 TranslateMessage(&msg);
664 DispatchMessage(&msg);
665 }
666 return TRUE;//*** temporary?
667 }
668 else{
669 wxError("wnd==NULL !!!");
670 return FALSE;//*** temporary?
671 }
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672}
673
674// MSW only: get user-defined resource from the .res file.
675// Returns NULL or newly-allocated memory, so use delete[] to clean up.
676
2049ba38 677#ifdef __WXMSW__
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678char *wxLoadUserResource(const wxString& resourceName, const wxString& resourceType)
679{
680 char *s = NULL;
57c208c5 681#if !defined(__WIN32__) || defined(__TWIN32__)
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682 HRSRC hResource = ::FindResource(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType);
683#else
684#ifdef UNICODE
685 HRSRC hResource = ::FindResourceW(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType);
686#else
687 HRSRC hResource = ::FindResourceA(wxGetInstance(), WXSTRINGCAST resourceName, WXSTRINGCAST resourceType);
688#endif
689#endif
690
691 if (hResource == 0)
692 return NULL;
693 HGLOBAL hData = ::LoadResource(wxGetInstance(), hResource);
694 if (hData == 0)
695 return NULL;
696 char *theText = (char *)LockResource(hData);
697 if (!theText)
698 return NULL;
b07135ba 699
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700 s = copystring(theText);
701
702 // Obsolete in WIN32
703#ifndef __WIN32__
704 UnlockResource(hData);
705#endif
706
707 // No need??
708// GlobalFree(hData);
709
710 return s;
711}
712#endif
713
714void wxGetMousePosition( int* x, int* y )
715{
716 POINT pt;
717 GetCursorPos( & pt );
718 *x = pt.x;
719 *y = pt.y;
720};
721
722// Return TRUE if we have a colour display
723bool wxColourDisplay(void)
724{
57c208c5 725 HDC dc = ::GetDC((HWND) NULL);
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726 bool flag;
727 int noCols = GetDeviceCaps(dc, NUMCOLORS);
728 if ((noCols == -1) || (noCols > 2))
729 flag = TRUE;
730 else
731 flag = FALSE;
57c208c5 732 ReleaseDC((HWND) NULL, dc);
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733 return flag;
734}
735
736// Returns depth of screen
737int wxDisplayDepth(void)
738{
57c208c5 739 HDC dc = ::GetDC((HWND) NULL);
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740 int planes = GetDeviceCaps(dc, PLANES);
741 int bitsPerPixel = GetDeviceCaps(dc, BITSPIXEL);
742 int depth = planes*bitsPerPixel;
57c208c5 743 ReleaseDC((HWND) NULL, dc);
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744 return depth;
745}
746
747// Get size of display
748void wxDisplaySize(int *width, int *height)
749{
57c208c5 750 HDC dc = ::GetDC((HWND) NULL);
2bda0e17 751 *width = GetDeviceCaps(dc, HORZRES); *height = GetDeviceCaps(dc, VERTRES);
57c208c5 752 ReleaseDC((HWND) NULL, dc);
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753}
754
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755bool wxDirExists(const wxString& dir)
756{
757 /* MATTHEW: [6] Always use same code for Win32, call FindClose */
758#if defined(__WIN32__)
759 WIN32_FIND_DATA fileInfo;
760#else
761#ifdef __BORLANDC__
762 struct ffblk fileInfo;
763#else
764 struct find_t fileInfo;
765#endif
766#endif
767
768#if defined(__WIN32__)
769 HANDLE h = FindFirstFile((LPTSTR) WXSTRINGCAST dir,(LPWIN32_FIND_DATA)&fileInfo);
770
771 if (h==INVALID_HANDLE_VALUE)
772 return FALSE;
773 else {
774 FindClose(h);
775 return ((fileInfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == FILE_ATTRIBUTE_DIRECTORY);
776 }
777#else
778 // In Borland findfirst has a different argument
779 // ordering from _dos_findfirst. But _dos_findfirst
780 // _should_ be ok in both MS and Borland... why not?
781#ifdef __BORLANDC__
782 return ((findfirst(WXSTRINGCAST dir, &fileInfo, _A_SUBDIR) == 0 && (fileInfo.ff_attrib & _A_SUBDIR) != 0));
783#else
784 return (((_dos_findfirst(WXSTRINGCAST dir, _A_SUBDIR, &fileInfo) == 0) && (fileInfo.attrib & _A_SUBDIR)) != 0);
785#endif
786#endif
787}
788
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789wxString WXDLLEXPORT wxGetWindowText(WXHWND hWnd)
790{
791 wxString str;
792 int len = GetWindowTextLength((HWND)hWnd) + 1;
793 GetWindowText((HWND)hWnd, str.GetWriteBuf(len), len);
794 str.UngetWriteBuf();
795
796 return str;
797}
798
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799#if 0
800//------------------------------------------------------------------------
801// wild character routines
802//------------------------------------------------------------------------
803
804bool wxIsWild( const wxString& pattern )
805{
806 wxString tmp = pattern;
807 char *pat = WXSTRINGCAST(tmp);
808 while (*pat) {
809 switch (*pat++) {
810 case '?': case '*': case '[': case '{':
811 return TRUE;
812 case '\\':
813 if (!*pat++)
814 return FALSE;
815 }
816 }
817 return FALSE;
818};
819
820
821bool wxMatchWild( const wxString& pat, const wxString& text, bool dot_special )
822{
823 wxString tmp1 = pat;
824 char *pattern = WXSTRINGCAST(tmp1);
825 wxString tmp2 = text;
826 char *str = WXSTRINGCAST(tmp2);
827 char c;
828 char *cp;
829 bool done = FALSE, ret_code, ok;
830 // Below is for vi fans
831 const char OB = '{', CB = '}';
832
833 // dot_special means '.' only matches '.'
834 if (dot_special && *str == '.' && *pattern != *str)
835 return FALSE;
836
837 while ((*pattern != '\0') && (!done)
838 && (((*str=='\0')&&((*pattern==OB)||(*pattern=='*')))||(*str!='\0'))) {
839 switch (*pattern) {
840 case '\\':
841 pattern++;
842 if (*pattern != '\0')
843 pattern++;
844 break;
845 case '*':
846 pattern++;
847 ret_code = FALSE;
848 while ((*str!='\0')
849 && (!(ret_code=wxMatchWild(pattern, str++, FALSE))))
850 /*loop*/;
851 if (ret_code) {
852 while (*str != '\0')
853 str++;
854 while (*pattern != '\0')
855 pattern++;
856 }
857 break;
858 case '[':
859 pattern++;
860 repeat:
861 if ((*pattern == '\0') || (*pattern == ']')) {
862 done = TRUE;
863 break;
864 }
865 if (*pattern == '\\') {
866 pattern++;
867 if (*pattern == '\0') {
868 done = TRUE;
869 break;
870 }
871 }
872 if (*(pattern + 1) == '-') {
873 c = *pattern;
874 pattern += 2;
875 if (*pattern == ']') {
876 done = TRUE;
877 break;
878 }
879 if (*pattern == '\\') {
880 pattern++;
881 if (*pattern == '\0') {
882 done = TRUE;
883 break;
884 }
885 }
886 if ((*str < c) || (*str > *pattern)) {
887 pattern++;
888 goto repeat;
889 }
890 } else if (*pattern != *str) {
891 pattern++;
892 goto repeat;
893 }
894 pattern++;
895 while ((*pattern != ']') && (*pattern != '\0')) {
896 if ((*pattern == '\\') && (*(pattern + 1) != '\0'))
897 pattern++;
898 pattern++;
899 }
900 if (*pattern != '\0') {
901 pattern++, str++;
902 }
903 break;
904 case '?':
905 pattern++;
906 str++;
907 break;
908 case OB:
909 pattern++;
910 while ((*pattern != CB) && (*pattern != '\0')) {
911 cp = str;
912 ok = TRUE;
913 while (ok && (*cp != '\0') && (*pattern != '\0')
914 && (*pattern != ',') && (*pattern != CB)) {
915 if (*pattern == '\\')
916 pattern++;
917 ok = (*pattern++ == *cp++);
918 }
919 if (*pattern == '\0') {
920 ok = FALSE;
921 done = TRUE;
922 break;
923 } else if (ok) {
924 str = cp;
925 while ((*pattern != CB) && (*pattern != '\0')) {
926 if (*++pattern == '\\') {
927 if (*++pattern == CB)
928 pattern++;
929 }
930 }
931 } else {
932 while (*pattern!=CB && *pattern!=',' && *pattern!='\0') {
933 if (*++pattern == '\\') {
934 if (*++pattern == CB || *pattern == ',')
935 pattern++;
936 }
937 }
938 }
939 if (*pattern != '\0')
940 pattern++;
941 }
942 break;
943 default:
944 if (*str == *pattern) {
945 str++, pattern++;
946 } else {
947 done = TRUE;
948 }
949 }
950 }
951 while (*pattern == '*')
952 pattern++;
953 return ((*str == '\0') && (*pattern == '\0'));
954};
955
956#endif
957
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958#if defined(__WIN95__) && defined(__WXDEBUG__) && wxUSE_DBWIN32
959
960/*
961When I started programming with Visual C++ v4.0, I missed one of my favorite
962tools -- DBWIN. Finding the code for a simple debug trace utility, DBMON,
963on MSDN was a step in the right direction, but it is a console application
964and thus has limited features and extensibility. DBWIN32 is my creation
965to solve this problem.
966
b07135ba 967The code is essentially a merging of a stripped down version of the DBWIN code
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968from VC 1.5 and DBMON.C with a few 32 bit changes.
969
b07135ba 970As of version 1.2B, DBWIN32 supports both Win95 and NT. The NT support is
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971built into the operating system and works just by running DBWIN32. The Win95
972team decided not to support this hook, so I have provided code that will do
973this for you. See the file WIN95.TXT for instructions on installing this.
974
975If you have questions, problems or suggestions about DBWIN32, I welcome your
976feedback and plan to actively maintain the code.
977
978Andrew Tucker
979ast@halcyon.com
980
981To download dbwin32, see e.g.:
982
983http://ftp.digital.com/pub/micro/NT/WinSite/programr/dbwin32.zip
984*/
985
57c208c5 986#if !defined(__MWERKS__) && !defined(__SALFORDC__) && !defined(__TWIN32__)
a0a302dc 987#include <process.h>
17dff81c 988#endif
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989
990void OutputDebugStringW95(const char* lpOutputString, ...)
991{
992 HANDLE heventDBWIN; /* DBWIN32 synchronization object */
993 HANDLE heventData; /* data passing synch object */
994 HANDLE hSharedFile; /* memory mapped file shared data */
995 LPSTR lpszSharedMem;
996 char achBuffer[500];
997
998 /* create the output buffer */
999 va_list args;
1000 va_start(args, lpOutputString);
1001 vsprintf(achBuffer, lpOutputString, args);
1002 va_end(args);
1003
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1004 /*
1005 Do a regular OutputDebugString so that the output is
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1006 still seen in the debugger window if it exists.
1007
b07135ba 1008 This ifdef is necessary to avoid infinite recursion
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1009 from the inclusion of W95TRACE.H
1010 */
1011#ifdef _UNICODE
1012 ::OutputDebugStringW(achBuffer);
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1013#else
1014#ifdef __TWIN32__
1015 ::OutputDebugString(achBuffer);
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1016#else
1017 ::OutputDebugStringA(achBuffer);
57c208c5 1018#endif
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1019#endif
1020
1021 /* bail if it's not Win95 */
1022 {
1023 OSVERSIONINFO VerInfo;
1024 VerInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
1025 GetVersionEx(&VerInfo);
1026 if ( VerInfo.dwPlatformId != VER_PLATFORM_WIN32_WINDOWS )
1027 return;
1028 }
1029
1030 /* make sure DBWIN is open and waiting */
1031 heventDBWIN = OpenEvent(EVENT_MODIFY_STATE, FALSE, "DBWIN_BUFFER_READY");
1032 if ( !heventDBWIN )
1033 {
1034 //MessageBox(NULL, "DBWIN_BUFFER_READY nonexistent", NULL, MB_OK);
b07135ba 1035 return;
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1036 }
1037
1038 /* get a handle to the data synch object */
1039 heventData = OpenEvent(EVENT_MODIFY_STATE, FALSE, "DBWIN_DATA_READY");
1040 if ( !heventData )
1041 {
1042 // MessageBox(NULL, "DBWIN_DATA_READY nonexistent", NULL, MB_OK);
1043 CloseHandle(heventDBWIN);
b07135ba 1044 return;
a0a302dc 1045 }
b07135ba 1046
a0a302dc 1047 hSharedFile = CreateFileMapping((HANDLE)-1, NULL, PAGE_READWRITE, 0, 4096, "DBWIN_BUFFER");
b07135ba 1048 if (!hSharedFile)
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1049 {
1050 //MessageBox(NULL, "DebugTrace: Unable to create file mapping object DBWIN_BUFFER", "Error", MB_OK);
1051 CloseHandle(heventDBWIN);
1052 CloseHandle(heventData);
1053 return;
1054 }
1055
1056 lpszSharedMem = (LPSTR)MapViewOfFile(hSharedFile, FILE_MAP_WRITE, 0, 0, 512);
b07135ba 1057 if (!lpszSharedMem)
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1058 {
1059 //MessageBox(NULL, "DebugTrace: Unable to map shared memory", "Error", MB_OK);
1060 CloseHandle(heventDBWIN);
1061 CloseHandle(heventData);
1062 return;
1063 }
1064
1065 /* wait for buffer event */
1066 WaitForSingleObject(heventDBWIN, INFINITE);
1067
1068 /* write it to the shared memory */
ce3ed50d 1069#if defined( __BORLANDC__ ) || defined( __MWERKS__ ) || defined(__SALFORDC__)
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1070 *((LPDWORD)lpszSharedMem) = getpid();
1071#else
1072 *((LPDWORD)lpszSharedMem) = _getpid();
1073#endif
1074
1075 wsprintf(lpszSharedMem + sizeof(DWORD), "%s", achBuffer);
1076
1077 /* signal data ready event */
1078 SetEvent(heventData);
1079
1080 /* clean up handles */
1081 CloseHandle(hSharedFile);
1082 CloseHandle(heventData);
1083 CloseHandle(heventDBWIN);
1084
1085 return;
1086}
1087
1088
1089#endif
1090
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1091
1092#ifdef wxUSE_VC_CRTDBG
1093
1094// maximum mumber of lines the output console should have
1095static const WORD MAX_CONSOLE_LINES = 500;
1096
1097BOOL WINAPI MyConsoleHandler( DWORD dwCtrlType ) { // control signal type
1098 FreeConsole();
1099 return TRUE;
1100}
1101
1102void wxRedirectIOToConsole()
1103{
1104 int hConHandle;
1105 long lStdHandle;
1106 CONSOLE_SCREEN_BUFFER_INFO coninfo;
1107 FILE *fp;
1108
1109 // allocate a console for this app
1110 AllocConsole();
1111
1112 // set the screen buffer to be big enough to let us scroll text
1113 GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE),
1114 &coninfo);
1115 coninfo.dwSize.Y = MAX_CONSOLE_LINES;
1116 SetConsoleScreenBufferSize(GetStdHandle(STD_OUTPUT_HANDLE),
1117 coninfo.dwSize);
1118
1119 // redirect unbuffered STDOUT to the console
1120 lStdHandle = (long)GetStdHandle(STD_OUTPUT_HANDLE);
1121 hConHandle = _open_osfhandle(lStdHandle, _O_TEXT);
1122 if(hConHandle <= 0) return;
1123 fp = _fdopen( hConHandle, "w" );
1124 *stdout = *fp;
1125 setvbuf( stdout, NULL, _IONBF, 0 );
1126
1127 // redirect unbuffered STDIN to the console
1128 lStdHandle = (long)GetStdHandle(STD_INPUT_HANDLE);
1129 hConHandle = _open_osfhandle(lStdHandle, _O_TEXT);
1130 if(hConHandle <= 0) return;
1131 fp = _fdopen( hConHandle, "r" );
1132 *stdin = *fp;
1133 setvbuf( stdin, NULL, _IONBF, 0 );
1134
1135 // redirect unbuffered STDERR to the console
1136 lStdHandle = (long)GetStdHandle(STD_ERROR_HANDLE);
1137 hConHandle = _open_osfhandle(lStdHandle, _O_TEXT);
1138 if(hConHandle <= 0) return;
1139 fp = _fdopen( hConHandle, "w" );
1140 *stderr = *fp;
1141 setvbuf( stderr, NULL, _IONBF, 0 );
1142
1143 // make cout, wcout, cin, wcin, wcerr, cerr, wclog and clog
1144 // point to console as well
1145 ios::sync_with_stdio();
1146
1147 SetConsoleCtrlHandler(MyConsoleHandler, TRUE);
1148
1149}
1150#else
1151// Not supported
1152void wxRedirectIOToConsole()
1153{
1154}
1155#endif
1156
1157