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qt-creator/src/plugins/texteditor/tooltip/tips.cpp

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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#include "tips.h"
#include "tipcontents.h"
#include <QtCore/QRect>
#include <QtGui/QColor>
#include <QtGui/QPainter>
#include <QtGui/QPixmap>
using namespace TextEditor;
using namespace Internal;
namespace {
// @todo: Reuse...
QPixmap tilePixMap(int size)
{
const int checkerbordSize= size;
QPixmap tilePixmap(checkerbordSize * 2, checkerbordSize * 2);
tilePixmap.fill(Qt::white);
QPainter tilePainter(&tilePixmap);
QColor color(220, 220, 220);
tilePainter.fillRect(0, 0, checkerbordSize, checkerbordSize, color);
tilePainter.fillRect(checkerbordSize, checkerbordSize, checkerbordSize, checkerbordSize, color);
return tilePixmap;
}
}
Tip::Tip(QWidget *parent) : QFrame(parent)
{
setWindowFlags(Qt::ToolTip);
setAutoFillBackground(true);
ensurePolished();
}
Tip::~Tip()
{}
void Tip::setContent(const QSharedPointer<TipContent> &content)
{
m_content = content;
configure();
}
const QSharedPointer<TipContent> &Tip::content() const
{ return m_content; }
ColorTip::ColorTip(QWidget *parent) : Tip(parent)
{
setFrameStyle(QFrame::Box);
resize(QSize(40, 40));
m_tilePixMap = tilePixMap(9);
}
ColorTip::~ColorTip()
{}
void ColorTip::configure()
{
update();
}
void ColorTip::paintEvent(QPaintEvent *event)
{
QPainter painter(this);
QRect r(1, 1, width() - 2, height() - 2);
painter.drawTiledPixmap(r, m_tilePixMap);
painter.setBrush(static_cast<QColorContent *>(content().data())->color());
painter.drawRect(rect());
QFrame::paintEvent(event);
}