ProgressIndicator.cpp

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00001 /***************************************************************************
00002  *   Copyright (c) 2009 Werner Mayer <wmayer[at]users.sourceforge.net>     *
00003  *                                                                         *
00004  *   This file is part of the FreeCAD CAx development system.              *
00005  *                                                                         *
00006  *   This library is free software; you can redistribute it and/or         *
00007  *   modify it under the terms of the GNU Library General Public           *
00008  *   License as published by the Free Software Foundation; either          *
00009  *   version 2 of the License, or (at your option) any later version.      *
00010  *                                                                         *
00011  *   This library  is distributed in the hope that it will be useful,      *
00012  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00013  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
00014  *   GNU Library General Public License for more details.                  *
00015  *                                                                         *
00016  *   You should have received a copy of the GNU Library General Public     *
00017  *   License along with this library; see the file COPYING.LIB. If not,    *
00018  *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
00019  *   Suite 330, Boston, MA  02111-1307, USA                                *
00020  *                                                                         *
00021  ***************************************************************************/
00022 
00023 
00024 #include "PreCompiled.h"
00025 #ifndef _PreComp_
00026 #endif
00027 
00028 #include "ProgressIndicator.h"
00029 
00030 using namespace Part;
00057 ProgressIndicator::ProgressIndicator (int theMaxVal)
00058   : myProgress(new Base::SequencerLauncher("", theMaxVal))
00059 {
00060     SetScale (0, theMaxVal, 1);
00061 }
00062 
00063 ProgressIndicator::~ProgressIndicator ()
00064 {
00065 }
00066 
00067 Standard_Boolean ProgressIndicator::Show (const Standard_Boolean theForce)
00068 {
00069     if (theForce) {
00070         Handle(TCollection_HAsciiString) aName = GetScope(1).GetName(); //current step
00071         if (!aName.IsNull())
00072             myProgress->setText (aName->ToCString());
00073     }
00074 
00075     Standard_Real aPc = GetPosition(); //always within [0,1]
00076     int aVal = (int)(aPc * myProgress->numberOfSteps());
00077     myProgress->setProgress (aVal);
00078 
00079     return Standard_True;
00080 }
00081 
00082 Standard_Boolean ProgressIndicator::UserBreak()
00083 {
00084     return myProgress->wasCanceled();
00085 }