use GetFont() instead of (possibly not initialized) m_font in GetCharWidth/Height()

[wxWidgets.git] / src / mgl / utils.cpp

diff --git a/src/mgl/utils.cpp b/src/mgl/utils.cpp
index 6459d48004dab77f1b7c4d9e84c4e004f1594912..21d02155ad3c37a7a4e1b1c03dd86132adab858c 100644 (file)
--- a/src/mgl/utils.cpp
+++ b/src/mgl/utils.cpp
@@ -3,14 +3,22 @@
 // Purpose:
 // Author:      Vaclav Slavik
 // Id:          $Id$
-// Copyright:   (c) 2001 SciTech Software, Inc. (www.scitechsoft.com)
+// Copyright:   (c) 2001-2002 SciTech Software, Inc. (www.scitechsoft.com)
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+    #pragma hdrstop
+#endif
+
 #include "wx/utils.h"
 #include "wx/string.h"
 
 #include "wx/intl.h"
+#include "wx/apptrait.h"
 #include "wx/log.h"
 #include "wx/process.h"
 
@@ -36,13 +44,131 @@ void wxBell()
     // FIXME_MGL
 }
 
+
+#ifdef __DOS__
+// VS: this should be in utilsdos.cpp, but since there will hardly ever
+//     be a non-MGL MS-DOS port...
+
+void wxSleep(int nSecs)
+{
+    wxUsleep(1000 * nSecs);
+}
+
+void wxUsleep(unsigned long milliseconds)
+{
+    PM_sleep(milliseconds);
+}
+
+
+bool wxGetEnv(const wxString& var, wxString *value)
+{
+    // wxGetenv is defined as getenv()
+    wxChar *p = wxGetenv(var);
+    if ( !p )
+        return FALSE;
+
+    if ( value )
+        *value = p;
+
+    return TRUE;
+}
+
+bool wxSetEnv(const wxString& variable, const wxChar *value)
+{
+    wxString s = variable;
+    if ( value )
+        s << _T('=') << value;
+
+    // transform to ANSI
+    const char *p = s.mb_str();
+
+    // the string will be free()d by libc
+    char *buf = (char *)malloc(strlen(p) + 1);
+    strcpy(buf, p);
+
+    return putenv(buf) == 0;
+}
+
+const wxChar* wxGetHomeDir(wxString *home)
+{
+    *home = wxT(".");
+    return home->c_str();
+}
+
+const wxChar* wxGetUserHomeDir(wxString *home)
+{
+    *home = wxT(".");
+    return home->c_str();
+}
+
+#if wxUSE_UNICODE
+const wxMB2WXbuf wxGetUserHome(const wxString &user)
+#else // just for binary compatibility -- there is no 'const' here
+wxChar *wxGetUserHome(const wxString &user)
+#endif
+{
+    return wxT(".");
+}
+
+void wxFatalError(const wxString &msg, const wxString &title)
+{
+    if (!title.IsNull()) 
+        wxFprintf( stderr, wxT("%s "), WXSTRINGCAST(title));
+    PM_fatalError(msg.c_str());
+}
+
+bool wxGetUserId(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
+{
+    wxFAIL_MSG( wxT("wxGetUserId not implemented under MS-DOS!") );
+    return FALSE;
+}
+
+bool wxGetUserName(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
+{
+    wxFAIL_MSG( wxT("wxGetUserName not implemented under MS-DOS!") );
+    return FALSE;
+}
+
+bool wxGetHostName(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
+{
+    wxFAIL_MSG( wxT("wxGetHostName not implemented under MS-DOS!") );
+    return FALSE;
+}
+
+bool wxGetFullHostName(wxChar *WXUNUSED(buf), int WXUNUSED(sz))
+{
+    wxFAIL_MSG( wxT("wxGetFullHostName not implemented under MS-DOS!") );
+    return FALSE;
+}
+
+int wxKill(long WXUNUSED(pid), wxSignal WXUNUSED(sig), wxKillError *WXUNUSED(rc))
+{
+    wxFAIL_MSG( wxT("wxKill not implemented under MS-DOS!") );
+    return 0;
+}
+
+long wxExecute(const wxString& WXUNUSED(command), int WXUNUSED(flags), wxProcess *WXUNUSED(process))
+{
+    wxFAIL_MSG( wxT("wxExecute not implemented under MS-DOS!") );
+    return 0;
+}
+
+long wxExecute(char **WXUNUSED(argv), int WXUNUSED(flags), wxProcess *WXUNUSED(process))
+{
+    wxFAIL_MSG( wxT("wxExecute not implemented under MS-DOS!") );
+    return 0;
+}
+
+
+#endif
+
 // ----------------------------------------------------------------------------
 // display characterstics
 // ----------------------------------------------------------------------------
 
 void wxDisplaySize(int *width, int *height)
 {
-    wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
+   wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
     if (width) *width = g_displayDC->sizex()+1;
     if (height) *height = g_displayDC->sizey()+1;
 }
@@ -50,11 +176,14 @@ void wxDisplaySize(int *width, int *height)
 void wxDisplaySizeMM(int *width, int *height)
 {
     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
+
+    int xDPI, yDPI;
+    MGL_getDotsPerInch(&xDPI, &yDPI);    
+    
     if ( width ) 
-        *width = (g_displayDC->sizex()+1) * 25/72;
+        *width = (int)((g_displayDC->sizex()+1) * 25.4 / xDPI);
     if ( height ) 
-        *height = (g_displayDC->sizey()+1) * 25/72;
-    // FIXME_MGL -- what about returning *real* monitor dimensions?
+        *height = (int)((g_displayDC->sizey()+1) * 25.4 / yDPI);
 }
 
 void wxClientDisplayRect(int *x, int *y, int *width, int *height)
@@ -79,22 +208,53 @@ int wxDisplayDepth()
     return g_displayDC->getBitsPerPixel();
 }
 
-int wxGetOsVersion(int *majorVsn, int *minorVsn)
-{
-  if ( majorVsn )
-      *majorVsn = MGL_RELEASE_MAJOR;
-  if ( minorVsn )
-      *minorVsn = MGL_RELEASE_MINOR;
+#if wxUSE_GUI
 
+wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo()
+{
+    static wxToolkitInfo info;
+    info.shortName = _T("mgluniv");
+    info.name = _T("wxMGL");
+    info.versionMajor = MGL_RELEASE_MAJOR;
+    info.versionMinor = MGL_RELEASE_MINOR;
+    info.os = wxGTK;
 #if defined(__UNIX__)
-  return wxMGL_UNIX;
+    info.os = wxMGL_UNIX;
 #elif defined(__OS2__)
-  return wxMGL_OS2;
+    info.os = wxMGL_OS2;
 #elif defined(__WIN32__)
-  return wxMGL_WIN32;
+    info.os = wxMGL_WIN32;
+#elif defined(__DOS__)
+    info.os = wxMGL_DOS;
+#else
+    #error Platform not supported by wxMGL!
 #endif
+    return info;
 }
 
+#endif
+
+wxToolkitInfo& wxConsoleAppTraits::GetToolkitInfo()
+{
+    static wxToolkitInfo info;
+    info.shortName = _T("mglbase");
+    info.versionMajor = MGL_RELEASE_MAJOR;
+    info.versionMinor = MGL_RELEASE_MINOR;
+    info.name = _T("wxBase");
+    info.os = wxGTK;
+#if defined(__UNIX__)
+    info.os = wxMGL_UNIX;
+#elif defined(__OS2__)
+    info.os = wxMGL_OS2;
+#elif defined(__WIN32__)
+    info.os = wxMGL_WIN32;
+#elif defined(__DOS__)
+    info.os = wxMGL_DOS;
+#else
+    #error Platform not supported by wxMGL!
+#endif
+    return info;
+}
 
 void wxGetMousePosition(int* x, int* y)
 {