File: kchatbasemodel.cpp

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/*
    This file is part of the KDE games library
    Copyright (C) 2001 Andreas Beckermann (b_mann@gmx.de)
    Copyright (C) 2007 Gael de Chalendar (aka Kleag) <kleag@free.fr>

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License version 2 as published by the Free Software Foundation.

    This library is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
*/

#include "kchatbasemodel.h"

#include <kconfig.h>
#include <kconfiggroup.h>
#include <kdebug.h>
#include <kglobal.h>
#include <ksharedconfig.h>
#include <QFont>

class KChatBaseMessagePrivate
{
public:
  KChatBaseMessagePrivate()
  {
    m_type = KChatBaseMessage::Normal;
  }

  KChatBaseMessage::MessageType m_type;
};

KChatBaseMessage::KChatBaseMessage()
{
  d = new KChatBaseMessagePrivate();
}
    
KChatBaseMessage::KChatBaseMessage(const QString& sender, const QString& message, 
      MessageType type) :
  QPair<QString,QString>(sender,message)
{
  d = new KChatBaseMessagePrivate();
  d->m_type = type;
}

KChatBaseMessage::KChatBaseMessage(const KChatBaseMessage& m) : 
    QPair< QString, QString >(m)
{
  d = new KChatBaseMessagePrivate();
  d->m_type = m.d->m_type;
}

KChatBaseMessage::~KChatBaseMessage() 
{
  delete d;
}
    

class KChatBaseModelPrivate
{
public:
  KChatBaseModelPrivate()
  {
    mAcceptMessage = true;
    mMaxItems = -1;
  }
  bool mAcceptMessage;
  int mMaxItems;

  QList<int> mIndex2Id;

  QFont mNameFont;
  QFont mMessageFont;
  QFont mSystemNameFont;
  QFont mSystemMessageFont;

  QList< KChatBaseMessage > m_messages;

};


KChatBaseModel::KChatBaseModel(QObject *parent)
     : QAbstractListModel(parent), d(new KChatBaseModelPrivate())
{
}

KChatBaseModel::~KChatBaseModel()
{
// kDebug(11000) << "KChatBaseModelPrivate: DESTRUCT (" << this << ")";
 saveConfig();
}

void KChatBaseModel::slotClear()
{
 clear();
}

void KChatBaseModel::setNameFont(const QFont& font)
{
 d->mNameFont = font;
}

void KChatBaseModel::setMessageFont(const QFont& font)
{
 d->mMessageFont = font;
}

void KChatBaseModel::setBothFont(const QFont& font)
{
 setNameFont(font);
 setMessageFont(font);
}

const QFont& KChatBaseModel::nameFont() const
{ return d->mNameFont; }

const QFont& KChatBaseModel::messageFont() const
{ return d->mMessageFont; }

void KChatBaseModel::setSystemNameFont(const QFont& font)
{
 d->mSystemNameFont = font;
}

void KChatBaseModel::setSystemMessageFont(const QFont& font)
{
 d->mSystemMessageFont = font;
}

void KChatBaseModel::setSystemBothFont(const QFont& font)
{
 setSystemNameFont(font);
 setSystemMessageFont(font);
}

const QFont& KChatBaseModel::systemNameFont() const
{ return d->mSystemNameFont; }

const QFont& KChatBaseModel::systemMessageFont() const
{ return d->mSystemMessageFont; }

void KChatBaseModel::saveConfig(KConfig* conf)
{
 if (!conf) {
	conf = KGlobal::config().data();
 }
 KConfigGroup cg(conf, "KChatBaseModelPrivate");

 cg.writeEntry("NameFont", nameFont());
 cg.writeEntry("MessageFont", messageFont());
 cg.writeEntry("SystemNameFont", systemNameFont());
 cg.writeEntry("SystemMessageFont", systemMessageFont());
 cg.writeEntry("MaxMessages", maxItems());
}

void KChatBaseModel::readConfig(KConfig* conf)
{
 if (!conf) {
	conf = KGlobal::config().data();
 }
 KConfigGroup cg(conf, "KChatBaseModelPrivate");

 setNameFont(cg.readEntry("NameFont", QFont()));
 setMessageFont(cg.readEntry("MessageFont", QFont()));
 setSystemNameFont(cg.readEntry("SystemNameFont", QFont()));
 setSystemMessageFont(cg.readEntry("SystemMessageFont", QFont()));
 setMaxItems(cg.readEntry("MaxMessages", -1));
}

void KChatBaseModel::clear()
{
 removeRows(0, rowCount());
}

void KChatBaseModel::setMaxItems(int maxItems)
{
 d->mMaxItems = maxItems;
 //TODO cut too many messages
 if (maxItems == 0) {
	clear();
 } else if (maxItems > 0) {
	while (rowCount() > (int)maxItems) 
  {
		removeRow(0);
	}
 }
}

int KChatBaseModel::maxItems() const
{ 
  return d->mMaxItems; 
}


QVariant KChatBaseModel::data(const QModelIndex &index, int role) const
{
  if (!index.isValid())
      return QVariant();

  if (role == Qt::DisplayRole)
  {
    KChatBaseMessage p = d->m_messages[index.row()];
    return QVariant::fromValue(p);
  }
  return QVariant();
}

int KChatBaseModel::rowCount(const QModelIndex &parent) const
{
    if (parent.isValid())
	return 0;
    else
	return d->m_messages.size();
}

void KChatBaseModel::addMessage(const QString& fromName, const QString& text)
{
  int row;
  row = d->m_messages.size();
  beginInsertRows(QModelIndex(), row, row);
  d->m_messages.push_back(KChatBaseMessage(fromName,text));
  endInsertRows();
  
  while (maxItems()>-1 && rowCount() > maxItems()) 
  {
    beginRemoveRows(QModelIndex(), row, row);
    d->m_messages.pop_front();
    endRemoveRows();
  }
}

void KChatBaseModel::addSystemMessage(const QString& fromName, const QString& text)
{
  int row;
  row = d->m_messages.size();
  beginInsertRows(QModelIndex(), row, row);
  d->m_messages.push_back(KChatBaseMessage(fromName,text,KChatBaseMessage::System));
  endInsertRows();
}


#include "kchatbasemodel.moc"