keduca/keduca/kquestion.cpp

   1 /***************************************************************************
   2                           kquestion.cpp  -  description
   3                              -------------------
   4     begin                : Tue May 22 2001
   5     copyright            : (C) 2001 by Javier Campos Morales
   6     email                : javi@asyris.org
   7 ***************************************************************************/
   8
   9 /***************************************************************************
  10  *                                                                         *
  11  *   This program is free software; you can redistribute it and/or modify  *
  12  *   it under the terms of the GNU General Public License as published by  *
  13  *   the Free Software Foundation; either version 2 of the License, or     *
  14  *   (at your option) any later version.                                   *
  15  *                                                                         *
  16  ***************************************************************************/
  17
  18
  19 #include "kquestion.h"
  20 #include "kquestion.moc"
  21
  22 #include <qlayout.h>
  23 #include <qpixmap.h>
  24 #include <qvbox.h>
  25 #include <qtimer.h>
  26
  27 #include <kprogress.h>
  28 #include <klocale.h>
  29
  30 KQuestion::KQuestion( QWidget *parent, const char *name )
  31   : QHBox( parent, name ), _countdownTimer( 0 )
  32 {
  33   initGUI();
  34 }
  35
  36 KQuestion::~KQuestion()
  37 {
  38 }
  39
  40 /** Init graphical interface */
  41 void KQuestion::initGUI()
  42 {
  43   setFrameShape( QFrame::Box );
  44   setFrameShadow( QFrame::Plain );
  45   setPalette( QPalette( Qt::white ) );
  46
  47   QVBox *picBox = new QVBox( this );
  48
  49   _picture = new QLabel( picBox, "PixmapLabel1" );
  50   _picture->setScaledContents( FALSE );
  51   _picture->setPalette( QPalette( Qt::white ) );
  52
  53   _countdownWidget = new KProgress( picBox );
  54   _countdownWidget->setSizePolicy( QSizePolicy( QSizePolicy::Preferred,
  55                                                 QSizePolicy::Preferred ) );
  56   _countdownWidget->setFormat( i18n( "%v seconds left" ) );
  57
  58     _view = new QTextEdit( this, "TextView1" );
  59     _view->setReadOnly( true );
  60     _view->setFrameShape( QTextEdit::NoFrame );
  61     _view->setHScrollBarMode( QTextEdit::AlwaysOff );
  62     _view->setTextFormat( QTextEdit::RichText );
  63     _view->setSizePolicy( QSizePolicy( (QSizePolicy::SizeType)7, (QSizePolicy::SizeType)7, true ) );
  64 }
  65
  66 /** Set text */
  67 void KQuestion::setText( const QString &text)
  68 {
  69     _view->setText( text );
  70 }
  71
  72 /** Set pixmap */
  73 void KQuestion::setPixmap( const QPixmap pixmap)
  74 {
  75     _picture->setPixmap( pixmap );
  76 }
  77
  78 void KQuestion::countdown(int starttime)
  79 {
  80   _totalCount = starttime;
  81   _currentCount = starttime;
  82   if (starttime > 0)
  83   {
  84     if (!_countdownTimer)
  85     {
  86       _countdownTimer = new QTimer(this);
  87       connect(_countdownTimer, SIGNAL(timeout()),
  88               this, SLOT(countDownOne()));
  89     }
  90     _countdownTimer->start(1000);
  91     // make one step less than time passes by in seconds
  92     // so that the user will see when time is up
  93     _countdownWidget->setTotalSteps(starttime);
  94     _countdownWidget->setProgress(starttime);
  95   }else{
  96     _countdownTimer->stop();
  97     _countdownWidget->reset();
  98   }
  99 }
 100
 101 void KQuestion::countDownOne()
 102 {
 103   _currentCount--;
 104   //_countdownWidget->setProgress(_totalCount - _currentCount);
 105   _countdownWidget->advance(-1);
 106
 107   if (_currentCount == 0)
 108     _countdownTimer->stop();
 109 }
 110
 111 void KQuestion::countdownVisible(bool visible)
 112 {
 113   if (visible)
 114     _countdownWidget->show();
 115   else
 116     _countdownWidget->hide();
 117 }
 118
 119 /** Get current time */
 120 int KQuestion::getCurrentTime()
 121 {
 122   return _totalCount - _currentCount;
 123 }