Added screen design to system settings for

different dialog layouts on desktop vs
    PDA screens


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15376 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/settings.h

@@ -130,6 +130,16 @@ enum wxSystemFeature
     wxSYS_CAN_ICONIZE_FRAME
 };
 
+// values for different screen designs
+enum wxSystemScreen
+{
+    wxSYS_SCREEN_NONE = 0,  //   not yet defined
+    wxSYS_SCREEN_DESKTOP,   //   >= 800x600
+    wxSYS_SCREEN_SMALL,     //   >= 640x480
+    wxSYS_SCREEN_PDA,       //   >= 320x240
+    wxSYS_SCREEN_TINY       //   <
+};
+
 // ----------------------------------------------------------------------------
 // wxSystemSettingsNative: defines the API for wxSystemSettings class
 // ----------------------------------------------------------------------------
@@ -171,6 +181,16 @@ public:
     static wxColour GetColour(wxSystemColour index);
 #endif // __WXUNIVERSAL__
 
+    // Get system screen design (desktop, pda, ..) used for
+    // laying out various dialogs.
+    static wxSystemScreen GetScreen();
+    
+    // Override default.
+    static void SetScreen( wxSystemScreen screen );
+    
+    // Value
+    static wxSystemScreen ms_screen;
+
 
     // the backwards compatible versions of wxSystemSettingsNative functions,
     // don't use these methods in the new code!