qt-creator/src/plugins/coreplugin/tabpositionindicator.cpp

/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
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** Contact: Nokia Corporation (qt-info@nokia.com)
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** 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.
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#include "tabpositionindicator.h"

#include <QPainter>
#include <QPaintEvent>
#include <QBrush>
#include <QPalette>

using namespace Core::Internal;

TabPositionIndicator::TabPositionIndicator()
    : QWidget(0, Qt::ToolTip)
{
}

void TabPositionIndicator::paintEvent(QPaintEvent *event)
{
    QPainter p(this);
    QPen pen = p.pen();
    pen.setWidth(2);
    pen.setColor(palette().color(QPalette::Active, QPalette::LinkVisited));
    pen.setStyle(Qt::DotLine);
    p.setPen(pen);
    p.drawLine(event->rect().topLeft(), event->rect().bottomLeft());
}