// headers
// ----------------------------------------------------------------------------
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(__APPLE__)
#pragma implementation "erase.cpp"
#pragma interface "erase.cpp"
#endif
MyCanvas( MyFrame *parent );
void OnPaint( wxPaintEvent &event );
+ void OnChar( wxKeyEvent &event );
void OnEraseBackground( wxEraseEvent &event );
wxBitmap m_bitmap;
+ wxString m_text;
private:
DECLARE_EVENT_TABLE()
{
SetIcon(wxICON(mondrian));
- wxMenu *menuFile = new wxMenu("", wxMENU_TEAROFF);
+ wxMenu *menuFile = new wxMenu(_T(""), wxMENU_TEAROFF);
wxMenu *helpMenu = new wxMenu;
helpMenu->Append(wxID_ABOUT, _T("&About...\tCtrl-A"), _T("Show about dialog"));
BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
EVT_PAINT( MyCanvas::OnPaint)
+ EVT_CHAR( MyCanvas::OnChar)
EVT_ERASE_BACKGROUND( MyCanvas::OnEraseBackground)
END_EVENT_TABLE()
new wxStaticBitmap( this, -1, m_bitmap, wxPoint(80,20) );
}
+void MyCanvas::OnChar( wxKeyEvent &event )
+{
+#if wxUSE_UNICODE
+ if (event.m_uniChar)
+ {
+ m_text += event.m_uniChar;
+ Refresh();
+ return;
+ }
+#endif
+
+ // some test cases
+ switch (event.m_keyCode)
+ {
+ case WXK_UP: m_text += wxT( "<UP>" ); break;
+ case WXK_LEFT: m_text += wxT( "<LEFT>" ); break;
+ case WXK_RIGHT: m_text += wxT( "<RIGHT>" ); break;
+ case WXK_DOWN: m_text += wxT( "<DOWN>" ); break;
+ case WXK_RETURN: m_text += wxT( "<ENTER>" ); break;
+ default: m_text += event.m_keyCode; break;
+ }
+
+}
+
void MyCanvas::OnPaint( wxPaintEvent &event )
{
wxPaintDC dc(this);
dc.SetTextForeground(*wxBLUE);
dc.DrawText(_T("This text is drawn from OnPaint"), 65, 65);
+
+ wxString tmp;
+ tmp.Printf( _T("Hit any key to display more text: %s"), m_text.c_str() );
+ int w,h;
+ dc.GetTextExtent( tmp, &w, &h );
+ dc.SetBrush( *wxWHITE_BRUSH );
+ dc.DrawRectangle( 65, 85, w, h );
+ dc.DrawText( tmp, 65, 85 );
#if 0
wxRegionIterator upd( GetUpdateRegion() );
while (upd)
{
- wxLogDebug( "Paint: %d %d %d %d", upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
+ wxLogDebug( _T("Paint: %d %d %d %d"), upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
upd ++;
}
#endif
#if 0
wxSize size = GetSize();
wxSize client_size = GetClientSize();
- wxLogDebug( "size %d %d client_size %d %d", size.x, size.y, client_size.x, client_size.y );
+ wxLogDebug( _T("size %d %d client_size %d %d"), size.x, size.y, client_size.x, client_size.y );
#endif
#if 0