cgal/Qt_widget/src/CGALQt3/Qt_widget_layer.cpp

71 lines
1.6 KiB
C++

// Copyright (c) 2002-2004 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; version 2.1 of the License.
// See the file LICENSE.LGPL distributed with CGAL.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
//
//
// Author(s) : Laurent Rineau and Radu Ursu
#include <CGAL/basic.h>
#include <CGAL/IO/Qt_widget_layer.h>
namespace CGAL {
void Qt_widget_layer::attach(Qt_widget *w) {
widget=w;
if(activate())
emit(activated(this));
}
void Qt_widget_layer::stateChanged(int i){
if(i==2)
activate();
else if(i == 0)
deactivate();
}
void Qt_widget_layer::toggle(bool b) {
if(b)
activate();
else
deactivate();
}
bool Qt_widget_layer::activate(){
if(active)
return false;
else {
active = true;
activating();
emit(activated(this));
return true;
}
}
bool Qt_widget_layer::deactivate(){
if(!active)
return false;
else {
active = false;
deactivating();
emit(deactivated(this));
return true;
}
}
} // namespace CGAL
#include "Qt_widget_layer.moc"