63 lines
1.5 KiB
C++
63 lines
1.5 KiB
C++
/*
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RISC OS KWin client
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Copyright 2000
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Rik Hemsley <rik@kde.org>
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (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 GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include "DBWidget.h"
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namespace RiscOS
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{
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DBWidget::DBWidget(QWidget * parent, const char * name)
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: QWidget(parent, name, WResizeNoErase | WRepaintNoErase | WPaintUnclipped)
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{
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buf_.resize(20, 20);
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setBackgroundMode(NoBackground);
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}
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void
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DBWidget::updateDisplay()
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{
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updatePixmap();
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repaint(false);
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}
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void
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DBWidget::paintEvent(QPaintEvent * e)
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{
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QRect r(e->rect());
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bitBlt(this, r.topLeft(), &buf_, r, Qt::CopyROP);
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}
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void
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DBWidget::resizeEvent(QResizeEvent * e)
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{
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QWidget::resizeEvent(e);
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if ( (buf_.width() < size().width()) ||
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(QABS(size().width() - buf_.width()) > 128) )
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buf_.resize(((size().width() / 128)* 128) + 128, size().height());
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updateDisplay();
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}
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} // End namespace
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// vim:ts=2:sw=2:tw=78
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