added runtime protection for no SL_LABEL style case

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

diff --git a/src/mgl/utils.cpp b/src/mgl/utils.cpp
index 981be518716546dd3e4ac80437b326c48f068825..563089b2f591a6a329759bb26a6bcf55efd16f95 100644 (file)
--- a/src/mgl/utils.cpp
+++ b/src/mgl/utils.cpp
@@ -60,11 +60,11 @@ void wxDisplaySizeMM(int *width, int *height)
     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 
     int xDPI, yDPI;
     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 
     int xDPI, yDPI;

-    MGL_getDotsPerInch(&xDPI, &yDPI);    
-    
-    if ( width ) 
+    MGL_getDotsPerInch(&xDPI, &yDPI);
+
+    if ( width )

         *width = (int)((g_displayDC->sizex()+1) * 25.4 / xDPI);
         *width = (int)((g_displayDC->sizex()+1) * 25.4 / xDPI);

-    if ( height ) 
+    if ( height )

         *height = (int)((g_displayDC->sizey()+1) * 25.4 / yDPI);
 }
 
         *height = (int)((g_displayDC->sizey()+1) * 25.4 / yDPI);
 }
 


@@ -79,7 +79,7 @@ void wxClientDisplayRect(int *x, int *y, int *width, int *height)
 bool wxColourDisplay()
 {
     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );
 bool wxColourDisplay()
 {
     wxASSERT_MSG( g_displayDC, wxT("You must call wxApp::SetDisplayMode before using this function") );

-    
+

     return (wxDisplayDepth() > 1);
 }
 
     return (wxDisplayDepth() > 1);
 }
 


@@ -90,6 +90,27 @@ int wxDisplayDepth()
     return g_displayDC->getBitsPerPixel();
 }
 
     return g_displayDC->getBitsPerPixel();
 }
 

+wxString wxGetOsDescription()
+{
+    wxString osname(
+
+#if defined(__UNIX__)
+        _T("Unix")
+#elif defined(__OS2__)
+        _T("OS/2")
+#elif defined(__WIN32__)
+        _T("Windows")
+#elif defined(__DOS__)
+        _T("DOS")
+#else
+        _T("unknown")
+#endif
+
+    );
+
+    return osname;
+}
+

 #if wxUSE_GUI
 
 wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo()
 #if wxUSE_GUI
 
 wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo()