kget/ui/splash.cpp

   1 /* This file is part of the KDE project
   2
   3    Copyright (C) 2004 - 2005 KGet Developers <kget@kde.org>
   4    Splash.cpp/.h taken from Amarok. Thanks to Amarok's authors, cool piece
   5    of code.. and our favourite player!
   6    Copyright (C) 2003 by Christian Muehlhaeuser <muesli@chareit.net>
   7
   8    This program is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU General Public
  10    License as published by the Free Software Foundation; either
  11    version 2 of the License, or (at your option) any later version.
  12 */
  13
  14 #include "splash.h"
  15
  16 #include <QApplication>
  17 #include <QBitmap>
  18 #include <QPainter>
  19 #include <QTimer>
  20 #include <QMouseEvent>
  21 #include <QPaintEvent>
  22 #include <QDesktopWidget>
  23
  24 Splash::Splash(const QString& imagePath)
  25     : QWidget(0, Qt::SplashScreen | Qt::X11BypassWindowManagerHint)
  26 {
  27     cachedPixmap = QPixmap(imagePath);
  28     if (!cachedPixmap.mask().isNull())
  29     {
  30         QBitmap mask(cachedPixmap.size());
  31         mask.fill(Qt::color0);
  32         QBitmap pixMask = cachedPixmap.mask();
  33         QPainter p(&mask);
  34         p.drawPixmap((mask.width() - pixMask.width())/2, (mask.height() - pixMask.height())/2,
  35                      pixMask);
  36         setMask(mask);
  37     }
  38     else
  39         setMask(QBitmap());
  40
  41     QWidget *d = QApplication::desktop()->screen();
  42     move( (d->width() - cachedPixmap.width ()) / 2,
  43           (d->height() - cachedPixmap.height()) / 2 );
  44     resize( cachedPixmap.size() );
  45     setFocusPolicy( Qt::NoFocus );
  46
  47     show();
  48     update();
  49
  50     QTimer::singleShot( SPLASH_DURATION, this, SLOT(hide()) );
  51 }
  52
  53 void Splash::removeSplash( int timeout )
  54 {
  55     QTimer::singleShot( timeout, this, SLOT(hide()) );
  56 }
  57
  58 void Splash::paintEvent( QPaintEvent * )
  59 {
  60     QPainter p(this);
  61     const QRect r = rect();
  62     p.drawPixmap(r.x() + (r.width() - cachedPixmap.width())/2,
  63                  r.y() + (r.height() - cachedPixmap.height())/2,
  64                  cachedPixmap);
  65 }
  66
  67 void Splash::mousePressEvent( QMouseEvent* )
  68 {
  69     removeSplash(100);
  70 }
  71
  72 #include "splash.moc"