maillist.cpp

来自「Qtopia下的邮件处理程序」· C++ 代码 · 共 188 行

/****************************************************************************
**
** Copyright (C) 2000-2006 TROLLTECH ASA. All rights reserved.
**
** This file is part of the Phone Edition of the Qtopia Toolkit.
**
** Licensees holding a valid license agreement from Trolltech or any of its
** authorized distributors may use this file in accordance with
** the License Agreement provided with the Licensed Software.
**
** See http://www.trolltech.com/pricing.html or email [e-mail] for
**   information about Trolltech's Commercial License Agreements.
**
** Contact [e-mail] if any conditions of this licensing are
** not clear to you.
**
**
**
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/



#include "maillist.h"

void MailList::clear()
{
    QListIterator<dList*> it(sortedList);
    while ( it.hasNext() )
	delete it.next();
    sortedList.clear();
    currentPos = 0;
}

int MailList::count()
{
    return sortedList.count();
}

int MailList::size()
{
    int total = 0;
    QListIterator<dList*> it(sortedList);
    while ( it.hasNext() )
	total += it.next()->size;
    
    return total;
}

int MailList::currentSize()
{
    dList *mPtr;
    
    if (currentPos == 0)
	return -1;
	    
    mPtr = sortedList.at(currentPos - 1);
    return mPtr->size;
}

QUuid MailList::currentId()
{
    dList *mPtr;
    
    if (currentPos == 0)
	return QUuid();
	    
    mPtr = sortedList.at(currentPos - 1);
    return mPtr->internalId;
}

QString MailList::currentMailbox()
{
    dList *mPtr;
    
    if (currentPos == 0)
	return QString();
	    
    mPtr = sortedList.at(currentPos - 1);
    return mPtr->fromBox;
}

QString* MailList::first()
{
    dList *mPtr;
    
    if (sortedList.count() == 0)
	return NULL;
	    
    mPtr = sortedList.at(0);
    currentPos = 1;
    return &(mPtr->serverId);
}

QString* MailList::next()
{
    dList *mPtr;
    
    if ( currentPos >= (uint)sortedList.count())
	return NULL;
    
    mPtr = sortedList.at(currentPos);
    currentPos++;
    return &(mPtr->serverId);
}

void MailList::sizeInsert(QString serverId, uint size, QUuid id, QString box)
{
    int x = 0;
    
    dList *newEntry = new dList;
    newEntry->serverId = serverId;
    newEntry->size = size;
    newEntry->internalId = id;
    newEntry->fromBox = box;

    QListIterator<dList*> it(sortedList);
    while ( it.hasNext() ) {
	if (newEntry->size < it.next()->size) {
	    sortedList.insert(x, newEntry);
	    return;
	}
	++x;
    }
    sortedList.append(newEntry);
}

void MailList::append(QString serverId, uint size, QUuid id, QString box)
{
    dList *newEntry = new dList;
    newEntry->serverId = serverId;
    newEntry->size = size;
    newEntry->internalId = id;
    newEntry->fromBox = box;
    
    sortedList.append(newEntry);
}

void MailList::moveFront(QString serverId)
{
    dList *currentPtr;
    uint tempPos;
    
    tempPos = currentPos;
    if ( tempPos >= (uint)sortedList.count() )
	return;
    currentPtr = sortedList.at(tempPos);
    while ( ((tempPos+1) < (uint)sortedList.count()) && ( currentPtr->serverId != serverId) ) {
	tempPos++;
	currentPtr = sortedList.at(tempPos);
    }
    
    if ( (currentPtr != NULL) && (currentPtr->serverId == serverId) ) {
	qWarning(QString("moved to front, message: " + serverId).toLatin1());
	
	dList *itemPtr = sortedList.takeAt(tempPos);
	sortedList.insert(currentPos, itemPtr);
    }
}

//only works if mail is not already in download
bool MailList::remove(QString serverId)
{
    dList *currentPtr;
    uint tempPos;
    
    tempPos = currentPos;
    if ( tempPos >= (uint)sortedList.count() )
	return false;
    currentPtr = sortedList.at(tempPos);
    while ( ((tempPos + 1) < (uint)sortedList.count()) && ( currentPtr->serverId != serverId) ) {
	tempPos++;
	currentPtr = sortedList.at(tempPos);
    }
    
    if ( (currentPtr != NULL) && (currentPtr->serverId == serverId) ) {
	qWarning(QString("deleted message: " + serverId).toLatin1());
	sortedList.removeAt(tempPos);
	
	return true;
    }
    return false;
}