bool HandlePower(WXWPARAM wParam, WXLPARAM lParam, bool *vetoed);
- // Window procedure
+ // The main body of common window proc for all wxWindow objects. It tries
+ // to handle the given message and returns true if it was handled (the
+ // appropriate return value is then put in result, which must be non-NULL)
+ // or false if it wasn't.
+ //
+ // This function should be overridden in any new code instead of
+ // MSWWindowProc() even if currently most of the code overrides
+ // MSWWindowProc() as it had been written before this function was added.
+ virtual bool MSWHandleMessage(WXLRESULT *result,
+ WXUINT message,
+ WXWPARAM wParam,
+ WXLPARAM lParam);
+
+ // Common Window procedure for all wxWindow objects: forwards to
+ // MSWHandleMessage() and MSWDefWindowProc() if the message wasn't handled.
virtual WXLRESULT MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam);
// Calls an appropriate default window procedure
// This should be overridden to return true for the controls which have
// themed background that should through their children. Currently only
// wxNotebook uses this.
- virtual bool MSWHasInheritableBackground() const { return false; }
+ //
+ // The base class version already returns true if we have a solid
+ // background colour that should be propagated to our children.
+ virtual bool MSWHasInheritableBackground() const
+ {
+ return InheritsBackgroundColour();
+ }
#if !defined(__WXWINCE__) && !defined(__WXUNIVERSAL__)
#define wxHAS_MSW_BACKGROUND_ERASE_HOOK