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112 lines
3.7 KiB
112 lines
3.7 KiB
/*
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progressbar.cpp
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This file is part of libkleopatra, the KDE keymanagement library
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Copyright (c) 2004 Klarälvdalens Datakonsult AB
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Libkleopatra is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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Libkleopatra is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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In addition, as a special exception, the copyright holders give
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permission to link the code of this program with any edition of
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the Qt library by Trolltech AS, Norway (or with modified versions
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of Qt that use the same license as Qt), and distribute linked
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combinations including the two. You must obey the GNU General
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Public License in all respects for all of the code used other than
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Qt. If you modify this file, you may extend this exception to
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your version of the file, but you are not obligated to do so. If
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you do not wish to do so, delete this exception statement from
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your version.
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*/
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#include "config.h"
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#include "progressbar.h"
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#include <qtimer.h>
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#include <kdebug.h>
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static const int busyTimerTickInterval = 100;
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static const int busyTimerTickIncrement = 5;
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Kleo::ProgressBar::ProgressBar( QWidget * parent, const char * name, WFlags f )
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: QProgressBar( 0, parent, name, f ),
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mRealProgress( -1 )
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{
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mBusyTimer = new QTimer( this );
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connect( mBusyTimer, SIGNAL(timeout()), SLOT(slotBusyTimerTick()) );
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fixup( true );
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}
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void Kleo::ProgressBar::slotProgress( const QString &, int cur, int tot ) {
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setProgress( cur, tot );
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}
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void Kleo::ProgressBar::slotProgress( const QString &, int, int cur, int tot ) {
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setProgress( cur, tot );
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}
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void Kleo::ProgressBar::setTotalSteps( int total ) {
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kdDebug() << "Kleo::ProgressBar::setTotalSteps( " << total << " )" << endl;
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if ( total == totalSteps() )
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return;
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QProgressBar::setTotalSteps( 0 );
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fixup( false );
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}
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void Kleo::ProgressBar::setProgress( int p ) {
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kdDebug() << "Kleo::ProgressBar::setProgress( " << p << " )" << endl;
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mRealProgress = p;
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fixup( true );
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}
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void Kleo::ProgressBar::reset() {
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mRealProgress = -1;
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fixup( true );
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}
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void Kleo::ProgressBar::slotBusyTimerTick() {
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fixup( false );
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if ( mBusyTimer->isActive() )
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QProgressBar::setProgress( QProgressBar::progress() + busyTimerTickIncrement );
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}
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void Kleo::ProgressBar::fixup( bool newValue ) {
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const int cur = QProgressBar::progress();
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const int tot = QProgressBar::totalSteps();
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kdDebug() << "Kleo::ProgressBar::startStopBusyTimer() cur = " << cur << "; tot = " << tot << "; real = " << mRealProgress << endl;
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if ( ( newValue && mRealProgress < 0 ) || ( !newValue && cur < 0 ) ) {
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kdDebug() << "(new value) switch to reset" << endl;
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mBusyTimer->stop();
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if ( newValue )
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QProgressBar::reset();
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mRealProgress = -1;
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} else if ( tot == 0 ) {
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kdDebug() << "(new value) switch or stay in busy" << endl;
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if ( !mBusyTimer->isActive() ) {
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mBusyTimer->start( busyTimerTickInterval );
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if ( newValue )
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QProgressBar::setProgress( mRealProgress );
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}
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} else {
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kdDebug() << "(new value) normal progress" << endl;
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mBusyTimer->stop();
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if ( QProgressBar::progress() != mRealProgress )
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QProgressBar::setProgress( mRealProgress );
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}
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}
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#include "progressbar.moc"
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