// Responds to colour changes, and passes event on to children.
void wxFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
{
    SetOwnBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
    Refresh();

    event.Skip();
}

void wxDialogBase::OnSysColourChanged(wxSysColourChangedEvent& event)
{
#ifndef __WXGTK__
    SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE));
    Refresh();
#endif

    event.Skip();
}

// Responds to colour changes, and passes event on to children.
void wxMDIParentFrame::OnSysColourChanged(wxSysColourChangedEvent& event)
{
    if ( m_clientWindow )
    {
        m_clientWindow->SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_APPWORKSPACE));
        m_clientWindow->Refresh();
    }

    event.Skip();
}

void wxBitmapButton::OnSysColourChanged(wxSysColourChangedEvent& event)
{
    m_brushDisabled = wxNullBrush;

    if ( !IsEnabled() )
    {
        // this change affects our current state
        Refresh();
    }

    event.Skip();
}

void SpectraDocumentFrame::OnSysColorChange(wxSysColourChangedEvent& event)
{
	try
	{
		HandleSysColorChange();
		Update();
		event.Skip();
	}
	catch(oglplus::MissingFunction& mfe) { parent_app.HandleError(mfe, this); }
	catch(oglplus::ProgramBuildError& pbe) { parent_app.HandleError(pbe, this); }
	catch(oglplus::LimitError& le) { parent_app.HandleError(le, this); }
	catch(oglplus::Error& err) { parent_app.HandleError(err, this); }
	catch(const std::exception& se) { parent_app.HandleError(se, this); }
}

// Responds to colour changes: passes event on to children.
void wxWindowX11::OnSysColourChanged(wxSysColourChangedEvent& event)
{
    wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
    while ( node )
    {
        // Only propagate to non-top-level windows
        wxWindow *win = node->GetData();
        if ( win->GetParent() )
        {
            wxSysColourChangedEvent event2;
            event.SetEventObject(win);
            win->GetEventHandler()->ProcessEvent(event2);
        }

        node = node->GetNext();
    }
}

	void ControlColorPreview::OnSysColor(wxSysColourChangedEvent& evt)
	{
		evt.Skip(true);
	}