kget/core/transfergroup.cpp

   1 /* This file is part of the KDE project
   2
   3    Copyright (C) 2005 Dario Massarin <nekkar@libero.it>
   4
   5    This program is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU General Public
   7    License as published by the Free Software Foundation; either
   8    version 2 of the License, or (at your option) any later version.
   9 */
  10
  11 #include "core/transfergroup.h"
  12
  13 #include "core/transfer.h"
  14 #include "core/transfergrouphandler.h"
  15 #include "core/kget.h"
  16
  17 #include <kdebug.h>
  18
  19 #include <QDomElement>
  20
  21
  22 TransferGroup::TransferGroup(TransferTreeModel * model, Scheduler * scheduler, const QString & name)
  23     : JobQueue(scheduler),
  24       m_model(model), m_handler(0), m_name(name),
  25       m_totalSize(0), m_processedSize(0),
  26       m_percent(0), m_speed(0)
  27 {
  28
  29 }
  30
  31 TransferGroup::~TransferGroup()
  32 {
  33     handler()->postDeleteEvent();
  34 }
  35
  36 void TransferGroup::setStatus(Status queueStatus)
  37 {
  38     JobQueue::setStatus(queueStatus);
  39
  40     handler()->postGroupChangedEvent();
  41 }
  42
  43 void TransferGroup::append(Transfer * transfer)
  44 {
  45     kDebug(5001) << "TransferGroup::append";
  46
  47     Transfer * after;
  48     if(size() == 0)
  49         after = 0;
  50     else
  51         after = static_cast<Transfer *> (last());
  52
  53     JobQueue::append(transfer);
  54
  55     handler()->postAddedTransferEvent(transfer, after);
  56 }
  57
  58 void TransferGroup::prepend(Transfer * transfer)
  59 {
  60     JobQueue::prepend(transfer);
  61
  62     handler()->postAddedTransferEvent(transfer, 0);
  63 }
  64
  65 void TransferGroup::insert(Transfer * transfer, Transfer * after)
  66 {
  67     JobQueue::insert(transfer, after);
  68
  69     handler()->postAddedTransferEvent(transfer, after);
  70 }
  71
  72 void TransferGroup::remove(Transfer * transfer)
  73 {
  74     JobQueue::remove(transfer);
  75
  76     handler()->postRemovedTransferEvent(transfer);
  77 }
  78
  79 void TransferGroup::move(Transfer * transfer, Transfer * after)
  80 {
  81     if(transfer == after)
  82         return;
  83
  84     TransferGroup * oldTransferGroup = transfer->group();
  85
  86     JobQueue::move(transfer, after);
  87
  88     if(oldTransferGroup == this)
  89         handler()->postMovedTransferEvent(transfer, after);
  90     else
  91     {
  92         handler()->postAddedTransferEvent(transfer, after);
  93         oldTransferGroup->handler()->postRemovedTransferEvent(transfer);
  94     }
  95 }
  96
  97 Transfer * TransferGroup::findTransfer(const KUrl &src)
  98 {
  99     iterator it = begin();
 100     iterator itEnd = end();
 101
 102     for(; it!=itEnd ; ++it)
 103     {
 104         Transfer * t = (Transfer *) *it;
 105         if( t->source().url() == src.url() )
 106             return t;
 107     }
 108     return 0;
 109 }
 110
 111 Transfer *TransferGroup::findTransferByDestination(const KUrl &dest)
 112 {
 113     iterator it = begin();
 114     iterator itEnd = end();
 115
 116     for(; it!=itEnd ; ++it) {
 117         Transfer *t = (Transfer *) *it;
 118         if(t->dest().url() == dest.url()) {
 119             return t;
 120         }
 121     }
 122     return 0;
 123 }
 124
 125 Transfer * TransferGroup::operator[] (int i) const
 126 {
 127 //     kDebug(5001) << "TransferGroup::operator[]";
 128
 129     return (Transfer *)((* (JobQueue *)this)[i]);
 130 }
 131
 132 TransferGroupHandler * TransferGroup::handler()
 133 {
 134     if(!m_handler)
 135     {
 136         m_handler = new TransferGroupHandler(this, scheduler());
 137     }
 138     return m_handler;
 139 }
 140
 141 void TransferGroup::transferChangedEvent(Transfer * transfer)
 142 {
 143     Q_UNUSED(transfer);
 144     m_handler->postGroupChangedEvent();
 145 }
 146
 147 void TransferGroup::save(QDomElement e) // krazy:exclude=passbyvalue
 148 {
 149     kDebug(5001) << "TransferGroup::save()  -->  " << name();
 150
 151     e.setAttribute("Name", m_name);
 152
 153     iterator it = begin();
 154     iterator itEnd = end();
 155
 156     for( ; it!=itEnd; ++it )
 157     {
 158         kDebug(5001) << "TransferGroup::save()  -->" << name() << "  transfer: " << ((Transfer *) *it)->source();
 159         QDomElement t = e.ownerDocument().createElement("Transfer");
 160         e.appendChild(t);
 161         ((Transfer *) *it)->save(t);
 162     }
 163 }
 164
 165 void TransferGroup::load(const QDomElement & e)
 166 {
 167     kDebug(5001) << "TransferGroup::load";
 168
 169     m_name = e.attribute("Name");
 170
 171     QDomNodeList nodeList = e.elementsByTagName("Transfer");
 172     int nItems = nodeList.length();
 173
 174     for(int i=0; i<nItems; i++)
 175     {
 176         kDebug(5001) << "TransferGroup::load -> addTransfer";
 177         KGet::addTransfer( nodeList.item(i).toElement(), name() );
 178     }
 179 }