CAEN N1568 Demo: wxBackgroundBitmap.cpp Source File

00001 #include "./wxBackgroundBitmap.h"
00002 
00003 wxBackgroundBitmap::wxBackgroundBitmap(const wxBitmap &B, const wxWindow *parent) : m_bitmap( B), m_p_parent( parent), wxEvtHandler() {
00004 }
00005 
00006 bool wxBackgroundBitmap::ProcessEvent(wxEvent &Event) {
00007     bool ret= Inherited::ProcessEvent( Event);
00008     wxEventType event_type= Event.GetEventType();
00009     if ( event_type== wxEVT_ERASE_BACKGROUND) {
00010         if ( this->m_p_parent== 0)
00011             return ret;
00012         wxEraseEvent &EraseEvent = dynamic_cast<wxEraseEvent &>(Event);
00013         wxDC *dc= EraseEvent.GetDC();
00014         dc->DrawBitmap( this->m_bitmap, this->m_p_parent->GetClientSize().GetWidth()- this->m_bitmap.GetWidth(), 0, true);
00015         return true;
00016     }
00017     return ret;
00018 }