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-rw-r--r--qt4/faderwidget.cpp86
1 files changed, 0 insertions, 86 deletions
diff --git a/qt4/faderwidget.cpp b/qt4/faderwidget.cpp
deleted file mode 100644
index c8d95e82a..000000000
--- a/qt4/faderwidget.cpp
+++ /dev/null
@@ -1,86 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2006 Trolltech AS. All rights reserved.
-**
-** This file is part of the documentation of Qt. It was originally
-** published as part of Qt Quarterly.
-**
-** This file may be used under the terms of the GNU General Public License
-** version 2.0 as published by the Free Software Foundation or under the
-** terms of the Qt Commercial License Agreement. The respective license
-** texts for these are provided with the open source and commercial
-** editions of Qt.
-**
-** If you are unsure which license is appropriate for your use, please
-** review the following information:
-** http://www.trolltech.com/products/qt/licensing.html or contact the
-** sales department at [email protected].
-**
-** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
-** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
-**
-****************************************************************************/
-
-#include <QtGui>
-
-#include "faderwidget.h"
-
-FaderWidget::FaderWidget(QWidget *parent)
- : QWidget(parent)
-{
- if (parent) {
- startColor = endColor = parent->palette().window().color();
- } else {
- startColor = endColor = Qt::white;
- }
-
- currentAlpha = 0;
- duration = 333;
- fadeOut = false;
-
- timer = new QTimer(this);
- connect(timer, SIGNAL(timeout()), this, SLOT(update()));
-
- setAttribute(Qt::WA_DeleteOnClose);
- resize(parent->size());
-}
-
-void FaderWidget::start()
-{
- currentAlpha = 255;
- fadeOut = false;
- timer->start(33);
- show();
-}
-
-void FaderWidget::startFadeOut()
-{
- currentAlpha = 0;
- fadeOut = true;
- timer->start(33);
- show();
-}
-
-void FaderWidget::paintEvent(QPaintEvent * /* event */)
-{
- QPainter painter(this);
- QColor semiTransparentColor = startColor;
- semiTransparentColor.setAlpha(currentAlpha);
- painter.fillRect(rect(), semiTransparentColor);
-
- if (fadeOut) {
- currentAlpha += 255 * timer->interval() / duration;
- if (currentAlpha >= 255) {
- timer->stop();
- emit done( (QWidget *)parent() );
- close();
- }
- } else {
- currentAlpha -= 255 * timer->interval() / duration;
- if (currentAlpha <= 0) {
- timer->stop();
- emit done( (QWidget *)parent() );
- close();
- }
- }
-}