QtCollider/widgets/QcAbstractStepValue.cpp

   1 /************************************************************************
   2 *
   3 * Copyright 2010 Jakob Leben (jakob.leben@gmail.com)
   4 *
   5 * This file is part of SuperCollider Qt GUI.
   6 *
   7 * This program is free software: you can redistribute it and/or modify
   8 * it under the terms of the GNU General Public License as published by
   9 * the Free Software Foundation, either version 3 of the License, or
  10 * (at your option) any later version.
  11 *
  12 * This program is distributed in the hope that it will be useful,
  13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 * GNU General Public License for more details.
  16 *
  17 * You should have received a copy of the GNU General Public License
  18 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *
  20 ************************************************************************/
  21
  22 #include <QApplication>
  23
  24 #include "QcAbstractStepValue.h"
  25
  26 bool QcAbstractStepValue::modifyStep( float *pStep )
  27 {
  28   Qt::KeyboardModifiers mods = QApplication::keyboardModifiers();
  29   if( !mods ) return false;
  30   else if( mods & Qt::ShiftModifier )
  31       *pStep = *pStep * _shiftScale;
  32   else if( mods & Qt::ControlModifier )
  33       *pStep = *pStep * _ctrlScale;
  34   else if( mods & Qt::AltModifier )
  35       *pStep = *pStep * _altScale;
  36   else return false;
  37
  38   return true;
  39 }