oublietteview.cpp

qt-x11-opensource-src-4.1.4.tar.gz源码

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** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
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** This file is part of the Qt Designer of the Qt Toolkit.
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#include <QtGui/QScrollBar>
#include "oubliette.h"
#include "oublietteview.h"

OublietteView::OublietteView()
{
    m_oubliette = new Oubliette;
    setWidget(m_oubliette);
    setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
    connect(m_oubliette, SIGNAL(characterMoved(QPoint)),
            this, SLOT(scrollToCharacter(QPoint)));
    setFocusPolicy(Qt::NoFocus);
    m_oubliette->setFocus();
    scrollToCharacter(m_oubliette->visualCursorPos());
}

OublietteView::~OublietteView()
{
}

void OublietteView::scrollToCharacter(const QPoint &pt)
{
    horizontalScrollBar()->setValue(pt.x() - width() / 2);
    verticalScrollBar()->setValue(pt.y() - height() / 2);
}