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) : QAbstractItemModel(parent) {
31 MessageModel::~MessageModel() {
36 QVariant MessageModel::data(const QModelIndex &index, int role) const {
37 int row = index.row(); int column = index.column();
38 if(row < 0 || row >= _messageList.count() || column < 0) return QVariant();
39 if(role == ColumnTypeRole) return column;
40 return _messageList[row]->data(index.column(), role);
43 bool MessageModel::setData(const QModelIndex &index, const QVariant &value, int role) {
44 int row = index.row();
45 if(row < 0 || row >= _messageList.count()) return false;
46 if(_messageList[row]->setData(index.column(), value, role)) {
47 emit dataChanged(index, index);
53 void MessageModel::insertMessage(const Message &msg) {
54 MsgId id = msg.msgId();
55 int idx = indexForId(id);
56 MessageModelItem *item = createMessageModelItem(msg);
57 beginInsertRows(QModelIndex(), idx, idx);
58 _messageList.insert(idx, item);
62 void MessageModel::insertMessages(const QList<Message> &msglist) {
63 if(msglist.isEmpty()) return;
64 // FIXME make this more efficient by grouping msgs
65 foreach(Message msg, msglist) insertMessage(msg);
69 void MessageModel::clear() {
71 qDeleteAll(_messageList);
75 // returns index of msg with given Id or of the next message after that (i.e., the index where we'd insert this msg)
76 int MessageModel::indexForId(MsgId id) {
77 if(_messageList.isEmpty() || id <= _messageList[0]->data(0, MsgIdRole).value<MsgId>()) return 0;
78 if(id > _messageList.last()->data(0, MsgIdRole).value<MsgId>()) return _messageList.count();
80 int start = 0; int end = _messageList.count()-1;
82 if(end - start == 1) return end;
83 int pivot = (end + start) / 2;
84 if(id <= _messageList[pivot]->data(0, MsgIdRole).value<MsgId>()) end = pivot;
89 /**********************************************************************************/
91 MessageModelItem::MessageModelItem(const Message &msg) {
92 _timestamp = msg.timestamp();
94 _bufferId = msg.bufferInfo().bufferId();
100 MessageModelItem::~MessageModelItem() {
104 QVariant MessageModelItem::data(int column, int role) const {
105 if(column < MessageModel::TimestampColumn || column > MessageModel::ContentsColumn) return QVariant();
107 case MessageModel::MsgIdRole: return QVariant::fromValue<MsgId>(_msgId);
108 case MessageModel::BufferIdRole: return QVariant::fromValue<BufferId>(_bufferId);
109 case MessageModel::TypeRole: return _type;
110 case MessageModel::FlagsRole: return (int)_flags;
111 case MessageModel::TimestampRole: return _timestamp;
112 default: return QVariant();