1 /***************************************************************************
2 * Copyright (C) 2005-08 by the Quassel IRC Team *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #include "messagemodel.h"
25 MessageModel::MessageModel(QObject *parent)
26 : QAbstractItemModel(parent)
30 QVariant MessageModel::data(const QModelIndex &index, int role) const {
31 int row = index.row(); int column = index.column();
32 if(row < 0 || row >= _messageList.count() || column < 0)
35 if(role == ColumnTypeRole)
38 return _messageList[row]->data(index.column(), role);
41 bool MessageModel::setData(const QModelIndex &index, const QVariant &value, int role) {
42 int row = index.row();
43 if(row < 0 || row >= _messageList.count())
46 if(_messageList[row]->setData(index.column(), value, role)) {
47 emit dataChanged(index, index);
54 bool MessageModel::insertMessage(const Message &msg, bool fakeMsg) {
55 MsgId id = msg.msgId();
56 int idx = indexForId(id);
57 if(!fakeMsg && idx < _messageList.count()) { // check for duplicate
58 if(_messageList[idx]->msgId() == id)
62 MessageModelItem *item = createMessageModelItem(msg);
63 beginInsertRows(QModelIndex(), idx, idx);
64 _messageList.insert(idx, item);
69 void MessageModel::insertMessages(const QList<Message> &msglist) {
70 if(msglist.isEmpty()) return;
71 // FIXME make this more efficient by grouping msgs
72 foreach(Message msg, msglist)
76 void MessageModel::clear() {
77 beginRemoveRows(QModelIndex(), 0, rowCount() - 1);
78 qDeleteAll(_messageList);
83 // returns index of msg with given Id or of the next message after that (i.e., the index where we'd insert this msg)
84 int MessageModel::indexForId(MsgId id) {
85 if(_messageList.isEmpty() || id <= _messageList.value(0)->data(0, MsgIdRole).value<MsgId>()) return 0;
86 if(id > _messageList.last()->data(0, MsgIdRole).value<MsgId>()) return _messageList.count();
88 int start = 0; int end = _messageList.count()-1;
90 if(end - start == 1) return end;
91 int pivot = (end + start) / 2;
92 if(id <= _messageList.value(pivot)->data(0, MsgIdRole).value<MsgId>()) end = pivot;
97 /**********************************************************************************/
99 MessageModelItem::MessageModelItem(const Message &msg) :
100 _timestamp(msg.timestamp()),
102 _bufferId(msg.bufferInfo().bufferId()),
108 QVariant MessageModelItem::data(int column, int role) const {
109 if(column < MessageModel::TimestampColumn || column > MessageModel::ContentsColumn)
113 case MessageModel::MsgIdRole: return QVariant::fromValue<MsgId>(_msgId);
114 case MessageModel::BufferIdRole: return QVariant::fromValue<BufferId>(_bufferId);
115 case MessageModel::TypeRole: return _type;
116 case MessageModel::FlagsRole: return (int)_flags;
117 case MessageModel::TimestampRole: return _timestamp;
118 default: return QVariant();