class WXDLLIMPEXP_FWD_CORE wxColour;
-// the standard wxColour constructors;
-// this macro avoids to repeat these lines across all colour.h files, since
-// Set() is a virtual function and thus cannot be called by wxColourBase
-// constructors
+// A macro to define the standard wxColour constructors:
+//
+// It avoids the need to repeat these lines across all colour.h files, since
+// Set() is a virtual function and thus cannot be called by wxColourBase ctors
#define DEFINE_STD_WXCOLOUR_CONSTRUCTORS \
- wxColour( ChannelType red, ChannelType green, ChannelType blue, \
- ChannelType alpha = wxALPHA_OPAQUE ) \
- { Set(red, green, blue, alpha); } \
- wxColour( unsigned long colRGB ) { Set(colRGB); } \
- wxColour(const wxString& colourName) { Set(colourName); } \
- wxColour(const char *colourName) { Set(colourName); } \
- wxColour(const wchar_t *colourName) { Set(colourName); }
+ wxColour() { Init(); } \
+ wxColour(ChannelType red, \
+ ChannelType green, \
+ ChannelType blue, \
+ ChannelType alpha = wxALPHA_OPAQUE) \
+ { Init(); Set(red, green, blue, alpha); } \
+ wxColour(unsigned long colRGB) { Init(); Set(colRGB ); } \
+ wxColour(const wxString& colourName) { Init(); Set(colourName); } \
+ wxColour(const char *colourName) { Init(); Set(colourName); } \
+ wxColour(const wchar_t *colourName) { Init(); Set(colourName); }
// flags for wxColour -> wxString conversion (see wxColour::GetAsString)
// code redundancy in all native wxColour implementations
//-----------------------------------------------------------------------------
-#ifdef __WXMAC__
+#if defined( __WXMAC__ ) || defined( __WXMSW__ ) || defined( __WXPM__ )
#define wxCOLOUR_IS_GDIOBJECT 0
#else
#define wxCOLOUR_IS_GDIOBJECT 1
#endif
protected:
+ // Some ports need Init() and while we don't, provide a stub so that the
+ // ports which don't need it are not forced to define it
+ void Init() { }
+
virtual void
InitRGBA(ChannelType r, ChannelType g, ChannelType b, ChannelType a) = 0;