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117 lines
3.4 KiB
117 lines
3.4 KiB
/***************************************************************************
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*
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* Copyright (C) 2005 Elad Lahav (elad_lahav@users.sourceforge.net)
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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***************************************************************************/
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#include "progressdlg.h"
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/**
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* Class constructor.
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* @param sCaption The dialogue's title
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* @param sText The text to display
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* @param pParent The parent widget
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* @param szName The widget's name
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*/
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ProgressDlg::ProgressDlg(const TQString& sCaption, const TQString& sText,
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TQWidget* pParent, const char* szName) :
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KProgressDialog(pParent, szName, sCaption, sText, true),
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m_nIdleValue(-1)
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{
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setAutoClose(false);
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setAllowCancel(false);
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// Create the idle-progress timer
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m_pIdleTimer = new TQTimer(this);
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// Display a busy indicator by increasing the value of the idle counter
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connect (m_pIdleTimer, TQ_SIGNAL(timeout()), this, TQ_SLOT(slotShowBusy()));
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}
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/**
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* Class destructor.
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*/
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ProgressDlg::~ProgressDlg()
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{
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}
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/**
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* Sets a new value to the progress bar.
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* If the new value is non-zero, the progress bar is advanced. Otherwise, the
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* idle timer is initiated to display a busy indicator.
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* @param nValue The new value to set.
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*/
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void ProgressDlg::setValue(int nValue)
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{
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KProgress* pProgress;
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pProgress = progressBar();
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if (nValue != 0) {
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// Do nothing if the value hasn't changed
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if (nValue == pProgress->progress())
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return;
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// Handle first non-zero value
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if (m_nIdleValue >= 0) {
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m_pIdleTimer->stop();
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m_nIdleValue = -1;
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pProgress->setPercentageVisible(true);
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}
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// Set the new value
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pProgress->setValue(nValue);
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}
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else if (m_nIdleValue == -1) {
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// Handle first 0 value
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pProgress->setValue(0);
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pProgress->setPercentageVisible(false);
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m_nIdleValue = 0;
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m_pIdleTimer->start(200);
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}
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}
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void ProgressDlg::setIdle()
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{
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m_nIdleValue = -1;
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setValue(0);
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}
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/**
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* Increaes the value of the dummy counter by 1.
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* This slot is called by the timeout() event of the idle timer.
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*/
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void ProgressDlg::slotShowBusy()
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{
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// Increase the counter
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m_nIdleValue += 5;
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if (m_nIdleValue == 100)
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m_nIdleValue = 0;
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// Set the value of the progress-bar
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progressBar()->setValue(m_nIdleValue);
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}
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#include "progressdlg.moc"
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