src/mgl/utils.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        utils.cpp
   3 // Purpose:
   4 // Author:      Vaclav Slavik
   5 // Id:          $Id$
   6 // Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #ifdef __BORLANDC__
  14     #pragma hdrstop
  15 #endif
  16
  17 #include "wx/utils.h"
  18 #include "wx/string.h"
  19
  20 #include "wx/intl.h"
  21 #include "wx/apptrait.h"
  22 #include "wx/log.h"
  23 #include "wx/process.h"
  24
  25 #include <stdarg.h>
  26 #include <string.h>
  27 #include <sys/stat.h>
  28 #include <sys/types.h>
  29 #include <unistd.h>
  30 #include <mgraph.hpp>
  31
  32 #ifdef __UNIX__
  33 #include "wx/unix/execute.h"
  34 #endif
  35
  36 #include "wx/mgl/private.h"
  37
  38 //----------------------------------------------------------------------------
  39 // misc.
  40 //----------------------------------------------------------------------------
  41
  42 void wxBell()
  43 {
  44     // FIXME_MGL
  45 }
  46
  47
  48 #ifdef __DOS__
  49 // VS: this should be in utilsdos.cpp, but since there will hardly ever
  50 //     be a non-MGL MS-DOS port...
  51
  52 void wxSleep(int nSecs)
  53 {
  54     wxUsleep(1000 * nSecs);
  55 }
  56
  57 void wxUsleep(unsigned long milliseconds)
  58 {
  59     PM_sleep(milliseconds);
  60 }
  61
  62
  63 bool wxGetEnv(const wxString& var, wxString *value)
  64 {
  65     // wxGetenv is defined as getenv()
  66     wxChar *p = wxGetenv(var);
  67     if ( !p )
  68         return FALSE;
  69
  70     if ( value )
  71         *value = p;
  72
  73     return TRUE;
  74 }
  75
  76 bool wxSetEnv(const wxString& variable, const wxChar *value)
  77 {
  78     wxString s = variable;
  79     if ( value )
  80         s << _T('=') << value;
  81
  82     // transform to ANSI
  83     const char *p = s.mb_str();
  84
  85     // the string will be free()d by libc
  86     char *buf = (char *)malloc(strlen(p) + 1);
  87     strcpy(buf, p);
  88
  89     return putenv(buf) == 0;
  90 }
  91
  92 const wxChar* wxGetHomeDir(wxString *home)
  93 {
  94     *home = wxT(".");
  95     return home->c_str();
  96 }
  97
  98 const wxChar* wxGetUserHomeDir(wxString *home)
  99 {
 100     *home = wxT(".");
 101     return home->c_str();
 102 }
 103
 104 #if wxUSE_UNICODE
 105 const wxMB2WXbuf wxGetUserHome(const wxString &user)
 106 #else // just for binary compatibility -- there is no 'const' here
 107 wxChar *wxGetUserHome(const wxString &user)
 108 #endif
 109 {
 110     return wxT(".");
 111 }
 112
 113 void wxFatalError(const wxString &msg, const wxString &title)
 114 {
 115     if (!title.IsNull())
 116         wxFprintf( stderr, wxT("%s "), WXSTRINGCAST(title));
 117     PM_fatalError(msg.c_str());
 118 }
 119
 120 bool wxGetUserId(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
 121 {
 122     wxFAIL_MSG( wxT("wxGetUserId not implemented under MS-DOS!") );
 123     return FALSE;
 124 }
 125
 126 bool wxGetUserName(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
 127 {
 128     wxFAIL_MSG( wxT("wxGetUserName not implemented under MS-DOS!") );
 129     return FALSE;
 130 }
 131
 132 bool wxGetHostName(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
 133 {
 134     wxFAIL_MSG( wxT("wxGetHostName not implemented under MS-DOS!") );
 135     return FALSE;
 136 }
 137
 138 bool wxGetFullHostName(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
 139 {
 140     wxFAIL_MSG( wxT("wxGetFullHostName not implemented under MS-DOS!") );
 141     return FALSE;
 142 }
 143
 144 int wxKill(long WXUNUSED(pid), wxSignal WXUNUSED(sig), wxKillError *WXUNUSED(rc))
 145 {
 146     wxFAIL_MSG( wxT("wxKill not implemented under MS-DOS!") );
 147     return 0;
 148 }
 149
 150 long wxExecute(const wxString& WXUNUSED(command), int WXUNUSED(flags), wxProcess *WXUNUSED(process))
 151 {
 152     wxFAIL_MSG( wxT("wxExecute not implemented under MS-DOS!") );
 153     return 0;
 154 }
 155
 156 long wxExecute(char **WXUNUSED(argv), int WXUNUSED(flags), wxProcess *WXUNUSED(process))
 157 {
 158     wxFAIL_MSG( wxT("wxExecute not implemented under MS-DOS!") );
 159     return 0;
 160 }
 161
 162
 163 #endif
 164
 165 // ----------------------------------------------------------------------------
 166 // display characterstics
 167 // ----------------------------------------------------------------------------
 168
 169 void wxDisplaySize(int *width, int *height)
 170 {
 171    wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 172     if (width) *width = g_displayDC->sizex()+1;
 173     if (height) *height = g_displayDC->sizey()+1;
 174 }
 175
 176 void wxDisplaySizeMM(int *width, int *height)
 177 {
 178     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 179
 180     int xDPI, yDPI;
 181     MGL_getDotsPerInch(&xDPI, &yDPI);
 182
 183     if ( width )
 184         *width = (int)((g_displayDC->sizex()+1) * 25.4 / xDPI);
 185     if ( height )
 186         *height = (int)((g_displayDC->sizey()+1) * 25.4 / yDPI);
 187 }
 188
 189 void wxClientDisplayRect(int *x, int *y, int *width, int *height)
 190 {
 191     if ( x ) *x = 0;
 192     if ( y ) *y = 0;
 193     wxDisplaySize(width, height);
 194     // FIXME_MGL - windowed version needs different handling
 195 }
 196
 197 bool wxColourDisplay()
 198 {
 199     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 200
 201     return (wxDisplayDepth() > 1);
 202 }
 203
 204 int wxDisplayDepth()
 205 {
 206     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 207
 208     return g_displayDC->getBitsPerPixel();
 209 }
 210
 211 int wxGUIAppTraits::GetOSVersion(int *majorVsn, int *minorVsn)
 212 {
 213     if ( majorVsn )
 214         *majorVsn = MGL_RELEASE_MAJOR;
 215     if ( minorVsn )
 216         *minorVsn = MGL_RELEASE_MINOR;
 217
 218 #if defined(__UNIX__)
 219     return wxMGL_UNIX;
 220 #elif defined(__OS2__)
 221     return wxMGL_OS2;
 222 #elif defined(__WIN32__)
 223     return wxMGL_WIN32;
 224 #elif defined(__DOS__)
 225     return wxMGL_DOS;
 226 #else
 227     #error Platform not supported by wxMGL!
 228 #endif
 229 }
 230
 231
 232 void wxGetMousePosition(int* x, int* y)
 233 {
 234     MS_getPos(x, y);
 235 }
 236
 237 wxPoint wxGetMousePosition()
 238 {
 239     wxPoint pt;
 240     wxGetMousePosition(&pt.x, &pt.y);
 241     return pt;
 242 }
 243
 244
 245
 246 #ifdef __UNIX__
 247
 248 int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
 249 {
 250     wxFAIL_MSG(wxT("wxAddProcessCallback not implemented in wxMGL!"));
 251     return 0;
 252 #if 0 // FIXME_MGL -do we need it at all?
 253     int tag = gdk_input_add(fd,
 254                             GDK_INPUT_READ,
 255                             GTK_EndProcessDetector,
 256                             (gpointer)proc_data);
 257
 258     return tag;
 259 #endif
 260 }
 261
 262 #endif