void OnAbout( wxCommandEvent &event );
void OnQuit( wxCommandEvent &event );
+ void OnDeleteAll( wxCommandEvent &event );
+ void OnInsertNew( wxCommandEvent &event );
MyCanvas *m_canvas;
wxTextCtrl *m_log;
int x,y;
CalcUnscrolledPosition( pt.x, pt.y, &x, &y );
wxLogMessage( "Mouse down event at: %d %d, scrolled: %d %d", pt.x, pt.y, x, y );
- }
-
- if (event.LeftIsDown() &&
- event.LeftDown())
- {
- wxLogMessage( "Error: both LeftDown() and LeftIsDown() are TRUE!" );
+
+ if ( !event.LeftIsDown() )
+ wxLogMessage( "Error: LeftIsDown() should be TRUE if for LeftDown()" );
}
}
void MyCanvas::OnScroll( wxScrollWinEvent &event )
{
- if (( event.GetEventType() == wxEVT_SCROLLWIN_THUMBTRACK ) &&
- ( !event.IsScrolling() ))
+ if (( event.GetEventType() == wxEVT_SCROLLWIN_THUMBRELEASE ))
{
wxLogMessage( "Thumb released; position: %u", event.GetPosition() );
}
const int ID_QUIT = 108;
const int ID_ABOUT = 109;
+const int ID_DELETE_ALL = 110;
+const int ID_INSERT_NEW = 111;
IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
BEGIN_EVENT_TABLE(MyFrame,wxFrame)
+ EVT_MENU (ID_DELETE_ALL, MyFrame::OnDeleteAll)
+ EVT_MENU (ID_INSERT_NEW, MyFrame::OnInsertNew)
EVT_MENU (ID_ABOUT, MyFrame::OnAbout)
EVT_MENU (ID_QUIT, MyFrame::OnQuit)
END_EVENT_TABLE()
wxPoint(20,20), wxSize(470,500) )
{
wxMenu *file_menu = new wxMenu();
+ file_menu->Append( ID_DELETE_ALL, "Delete all");
+ file_menu->Append( ID_INSERT_NEW, "Insert new");
file_menu->Append( ID_ABOUT, "&About..");
file_menu->Append( ID_QUIT, "E&xit\tAlt-X");
SetSizer( topsizer );
}
+void MyFrame::OnDeleteAll( wxCommandEvent &WXUNUSED(event) )
+{
+ m_canvas->DestroyChildren();
+}
+
+void MyFrame::OnInsertNew( wxCommandEvent &WXUNUSED(event) )
+{
+ (void)new wxButton( m_canvas, -1, "Hello", wxPoint(100,100) );
+}
+
void MyFrame::OnQuit( wxCommandEvent &WXUNUSED(event) )
{
Close( TRUE );