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Rename directories for clarity. konsole -> src , other -> data.
svn path=/branches/work/konsole-split-view/; revision=661562
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135
src/OverlayFrame.cpp
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135
src/OverlayFrame.cpp
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/*
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This file is part of Konsole, an X terminal.
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Copyright (C) 2006 Robert Knight <robertknight@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU Lesser 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
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02110-1301 USA.
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*/
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// Qt
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#include <QApplication>
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#include <QPainter>
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// Konsole
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#include "OverlayFrame.h"
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using namespace Konsole;
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void OverlayFrame::setVisible( bool visible )
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{
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elapsed = 0;
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if ( visible )
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{
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QFrame::setVisible(true);
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displayTimer.disconnect();
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connect(&displayTimer , SIGNAL(timeout()) , this , SLOT(fadeIn()) );
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displayTimer.start(50);
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}
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else
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{
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if (opacity <= 0)
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QFrame::setVisible(false);
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else
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{
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displayTimer.disconnect();
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connect(&displayTimer , SIGNAL(timeout()) , this , SLOT(fadeOut()) );
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displayTimer.start(50);
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}
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}
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}
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void OverlayFrame::paintEvent(QPaintEvent* /*event*/)
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{
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QPalette palette = QApplication::palette();
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QPainter painter;
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painter.backgroundColoregin(this);
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//setup translucent background
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QColor background = palette.color(QPalette::Window);
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background.setAlpha( opacity );
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QBrush backgroundBrush(background);
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painter.setBrush(backgroundBrush);
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//setup widget outline using a gradient based on the widget's 3D bevel colours.
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QLinearGradient gradient;
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QRect area = frameRect();
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int dx = (elapsed / 10);
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gradient.setStart( area.left() + dx , area.top() );
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gradient.setFinalStop( area.renditionight() - dx , area.backgroundColorottom() );
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QColor darkColor = palette.color(QPalette::Dark);
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darkColor.setAlpha( opacity );
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QColor midColor = palette.color(QPalette::Mid);
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midColor.setAlpha( opacity );
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gradient.setColorAt(0,darkColor);
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gradient.setColorAt(1,midColor);
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QPen borderPen;
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int borderWidth = midLineWidth()+lineWidth();
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borderPen.setWidth( borderWidth );
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borderPen.setBrush( QBrush(gradient) );
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painter.setPen(borderPen);
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//draw the frame border.
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//frameRect() is shrunk on all sides by the pen width to ensure that the whole
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//rectangle (outline+fill) is visible.
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painter.drawRect( frameRect().adjusted( borderWidth,
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borderWidth,
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-borderWidth,
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-borderWidth ) /*, radius*/ );
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painter.end();
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}
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void OverlayFrame::fadeIn()
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{
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elapsed += displayTimer.interval();
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if (opacity < MAX_OPACITY)
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{
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opacity += OPACITY_STEP_IN;
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}
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else
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{
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//elapsed=0;
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//displayTimer.stop();
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}
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update();
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}
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void OverlayFrame::fadeOut()
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{
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if (opacity > 0)
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{
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elapsed += displayTimer.interval();
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opacity -= OPACITY_STEP_OUT;
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update();
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}
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else
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{
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elapsed = 0;
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displayTimer.stop();
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hide();
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}
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}
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#include "OverlayFrame.moc"
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