Avoid overflowing the wake up when handling events in Unix console apps.

[wxWidgets.git] / src / msw / settings.cpp

diff --git a/src/msw/settings.cpp b/src/msw/settings.cpp
index 6c46ae230bb415bf81c5ccac6312e3bfed744761..4fbc2299f64f2582b02f437e05bee9374dddaef3 100644 (file)
--- a/src/msw/settings.cpp
+++ b/src/msw/settings.cpp
@@ -34,12 +34,14 @@
 
 #include "wx/msw/private.h"
 #include "wx/msw/missing.h" // for SM_CXCURSOR, SM_CYCURSOR, SM_TABLETPC
+#include "wx/msw/private/metrics.h"
 
 #ifndef SPI_GETFLATMENU
 #define SPI_GETFLATMENU                     0x1022
 #endif
 
 #include "wx/fontutil.h"
+#include "wx/fontenum.h"
 
 // ----------------------------------------------------------------------------
 // private classes
@@ -89,8 +91,7 @@ bool wxSystemSettingsModule::OnInit()
 
 void wxSystemSettingsModule::OnExit()
 {
-    delete gs_fontDefault;
-    gs_fontDefault = NULL;
+    wxDELETE(gs_fontDefault);
 }
 
 // ----------------------------------------------------------------------------
@@ -127,7 +128,17 @@ wxColour wxSystemSettingsNative::GetColour(wxSystemColour index)
         0,          // MENUBAR (unused)
     };
 
-    if ( index == wxSYS_COLOUR_LISTBOX )
+    if ( index == wxSYS_COLOUR_LISTBOXTEXT)
+    {
+        // there is no standard colour with this index, map to another one
+        index = wxSYS_COLOUR_WINDOWTEXT;
+    }
+    else if ( index == wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT)
+    {
+        // there is no standard colour with this index, map to another one
+        index = wxSYS_COLOUR_HIGHLIGHTTEXT;
+    }
+    else if ( index == wxSYS_COLOUR_LISTBOX )
     {
         // there is no standard colour with this index, map to another one
         index = wxSYS_COLOUR_WINDOW;
@@ -186,7 +197,7 @@ wxColour wxSystemSettingsNative::GetColour(wxSystemColour index)
                 unsigned int n = index - wxSYS_COLOUR_BTNHIGHLIGHT;
 
                 wxASSERT_MSG( n < WXSIZEOF(s_defaultSysColors),
-                              _T("forgot tp update the default colours array") );
+                              wxT("forgot tp update the default colours array") );
 
                 colSys = s_defaultSysColors[n];
                 hasCol = true;
@@ -203,7 +214,9 @@ wxColour wxSystemSettingsNative::GetColour(wxSystemColour index)
 #endif
     }
 
-    return wxRGBToColour(colSys);
+    wxColour ret = wxRGBToColour(colSys);
+    wxASSERT(ret.IsOk());
+    return ret;
 }
 
 // ----------------------------------------------------------------------------
@@ -222,13 +235,6 @@ wxFont wxCreateFontFromStockObject(int index)
         {
             wxNativeFontInfo info;
             info.lf = lf;
-#ifndef __WXWINCE__
-            // We want Windows 2000 or later to have new fonts even MS Shell Dlg
-            // is returned as default GUI font for compatibility
-            int verMaj;
-            if(index == DEFAULT_GUI_FONT && wxGetOsVersion(&verMaj) == wxOS_WINDOWS_NT && verMaj >= 5)
-                wxStrcpy(info.lf.lfFaceName, wxT("MS Shell Dlg 2"));
-#endif
             // Under MicroWindows we pass the HFONT as well
             // because it's hard to convert HFONT -> LOGFONT -> HFONT
             // It's OK to delete stock objects, the delete will be ignored.
@@ -240,12 +246,12 @@ wxFont wxCreateFontFromStockObject(int index)
         }
         else
         {
-            wxFAIL_MSG( _T("failed to get LOGFONT") );
+            wxFAIL_MSG( wxT("failed to get LOGFONT") );
         }
     }
     else // GetStockObject() failed
     {
-        wxFAIL_MSG( _T("stock font not found") );
+        wxFAIL_MSG( wxT("stock font not found") );
     }
 
     return font;
@@ -262,24 +268,39 @@ wxFont wxSystemSettingsNative::GetFont(wxSystemFont index)
         gs_fontDefault = new wxFont(wxCreateFontFromStockObject(SYSTEM_FONT));
     }
 
+    wxASSERT(gs_fontDefault->IsOk() &&
+             wxFontEnumerator::IsValidFacename(gs_fontDefault->GetFaceName()));
     return *gs_fontDefault;
 #else // !__WXWINCE__
     // wxWindow ctor calls GetFont(wxSYS_DEFAULT_GUI_FONT) so we're
     // called fairly often -- this is why we cache this particular font
-    const bool isDefaultRequested = index == wxSYS_DEFAULT_GUI_FONT;
-    if ( isDefaultRequested )
+    if ( index == wxSYS_DEFAULT_GUI_FONT )
     {
-        if ( gs_fontDefault )
-            return *gs_fontDefault;
+        if ( !gs_fontDefault )
+        {
+            // http://blogs.msdn.com/oldnewthing/archive/2005/07/07/436435.aspx
+            // explains why neither SYSTEM_FONT nor DEFAULT_GUI_FONT should be
+            // used here
+            //
+            // the message box font seems to be the one which should be used
+            // for most (simple) controls, e.g. buttons and such but other
+            // controls may prefer to use lfStatusFont or lfCaptionFont if it
+            // is more appropriate for them
+            wxNativeFontInfo info;
+            info.lf = wxMSWImpl::GetNonClientMetrics().lfMessageFont;
+            gs_fontDefault = new wxFont(info);
+        }
+
+        return *gs_fontDefault;
     }
 
     wxFont font = wxCreateFontFromStockObject(index);
 
-    if ( isDefaultRequested )
-    {
-        // if we got here it means we hadn't cached it yet - do now
-        gs_fontDefault = new wxFont(font);
-    }
+    wxASSERT(font.IsOk());
+
+#if wxUSE_FONTENUM
+    wxASSERT(wxFontEnumerator::IsValidFacename(font.GetFaceName()));
+#endif // wxUSE_FONTENUM
 
     return font;
 #endif // __WXWINCE__/!__WXWINCE__
@@ -352,7 +373,7 @@ static const int gs_metricsMap[] =
     -1, -1, -1, -1,
 #endif
     SM_CYHSCROLL,
-    SM_CXVSCROLL,
+    SM_CXHSCROLL,
     SM_CXVSCROLL,
     SM_CYVSCROLL,
 #ifdef SM_CYVTHUMB
@@ -377,11 +398,14 @@ static const int gs_metricsMap[] =
 #else
     -1,
 #endif
+    // SM_SWAPBUTTON is not available under CE and it doesn't make sense to ask
+    // for it there
 #ifdef SM_SWAPBUTTON
     SM_SWAPBUTTON,
 #else
-    -1
+    -1,
 #endif
+    -1   // wxSYS_DCLICK_MSEC - not available as system metric
 };
 
 // Get a system metric, e.g. scrollbar size
@@ -392,7 +416,13 @@ int wxSystemSettingsNative::GetMetric(wxSystemMetric index, wxWindow* WXUNUSED(w
     return 0;
 #else // !__WXMICROWIN__
     wxCHECK_MSG( index > 0 && (size_t)index < WXSIZEOF(gs_metricsMap), 0,
-                 _T("invalid metric") );
+                 wxT("invalid metric") );
+
+    if ( index == wxSYS_DCLICK_MSEC )
+    {
+        // This one is not a Win32 system metric
+        return ::GetDoubleClickTime();
+    }
 
     int indexMSW = gs_metricsMap[index];
     if ( indexMSW == -1 )
@@ -424,7 +454,7 @@ bool wxSystemSettingsNative::HasFeature(wxSystemFeature index)
             return ::GetSystemMetrics(SM_TABLETPC) != 0;
 
         default:
-            wxFAIL_MSG( _T("unknown system feature") );
+            wxFAIL_MSG( wxT("unknown system feature") );
 
             return false;
     }
@@ -476,7 +506,7 @@ extern wxFont wxGetCCDefaultFont()
         }
         else
         {
-            wxLogLastError(_T("SystemParametersInfo(SPI_GETICONTITLELOGFONT"));
+            wxLogLastError(wxT("SystemParametersInfo(SPI_GETICONTITLELOGFONT"));
         }
     }
 #endif // __WXWINCE__