ginebra2/TitleItem.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 04 Oct 2010 00:04:54 +0300
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/*
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 * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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 * All rights reserved.
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 *
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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, version 2.1 of the License.
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 *
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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 Lesser General Public License for more details.
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 *
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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,
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 * see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
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 *
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 * Description:
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 *
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 */
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#include "TitleItem.h"
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#include "webpagecontroller.h"
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#include "Utilities.h"
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namespace GVA {
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  // Methods for class TitleItem
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  //GTitleItem extends QGraphicsTextItem 
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  GTitleItem::GTitleItem(QGraphicsItem * parent)
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  : QGraphicsTextItem(parent)
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  , m_maxTextLength(0)
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  {
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    // Disable wrapping, force text to be stored and displayed
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    // as a single line.
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    QTextOption textOption = document()->defaultTextOption();
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    textOption.setWrapMode(QTextOption::NoWrap);
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    document()->setDefaultTextOption(textOption);
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    // This is needed to initialize m_textLine.
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    setText("");
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    WebPageController * pageController = WebPageController::getSingleton();
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  }
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  GTitleItem::~GTitleItem()
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  {
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  }
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  void GTitleItem::setText(const QString & text)
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  {
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    //qDebug() << "GTitleItem::setText " << text;
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    QString newText = text;
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    if(m_maxTextLength > 0 && text.length() > m_maxTextLength ) {
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        newText = newText.left(m_maxTextLength);
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    }
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    setPlainText(newText);
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    m_textLine = document()->begin().layout()->lineForTextPosition(0);
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  }
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  void GTitleItem::setMaxTextLength(int length)
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  {
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    if (m_maxTextLength <= 0 && length > 0) {
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        QString text = toPlainText();
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        if( text.length() > length ) {
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          setPlainText(text.left(length));
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        }
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    }
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    m_maxTextLength = length;
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  }
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  qreal GTitleItem::textWidth()
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  {
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    return m_textLine.naturalTextWidth();
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  }
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  void GTitleItem::mousePressEvent(QGraphicsSceneMouseEvent * event)
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  {
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    QGraphicsTextItem::mousePressEvent(event);
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    QPointF pos = event->pos();
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    //qDebug() << "GTitleItem: received mouse press" << pos;
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    emit tapped(pos);
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  }
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} // namespace GVA