1 /***************************************************************************
2 * Copyright (C) 2005-08 by the Quassel Project *
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 <QGraphicsSceneMouseEvent>
22 #include <QPersistentModelIndex>
26 #include "chatlinemodelitem.h"
27 #include "chatscene.h"
28 #include "quasselui.h"
30 ChatScene::ChatScene(QAbstractItemModel *model, QObject *parent) : QGraphicsScene(parent), _model(model) {
34 connect(model, SIGNAL(rowsInserted(const QModelIndex &, int, int)), this, SLOT(rowsInserted(const QModelIndex &, int, int)));
35 for(int i = 0; i < model->rowCount(); i++) {
36 ChatLine *line = new ChatLine(model->index(i, 0));
40 emit heightChanged(height());
43 ChatScene::~ChatScene() {
48 void ChatScene::rowsInserted(const QModelIndex &index, int start, int end) {
50 // maybe make this more efficient by prepending stuff with negative yval
51 // dunno if that's worth not guranteeing that 0 is on the top...
52 // TODO bulk inserts, iterators
55 if(_width && start > 0) y = _lines.value(start - 1)->y() + _lines.value(start - 1)->height();
56 for(int i = start; i <= end; i++) {
57 ChatLine *line = new ChatLine(model()->index(i, 0));
58 _lines.insert(i, line);
62 h += line->setColumnWidths(_timestampWidth, _senderWidth, _width - _timestampWidth - _senderWidth);
67 for(int i = end+1; i < _lines.count(); i++) {
68 _lines.value(i)->moveBy(0, h);
70 emit heightChanged(height());
74 void ChatScene::setWidth(int w) {
77 foreach(ChatLine *line, _lines) {
78 line->setPos(0, _height);
79 _height += line->setColumnWidths(_timestampWidth, _senderWidth, w - _timestampWidth - _senderWidth);
81 emit heightChanged(_height);
84 void ChatScene::mousePressEvent ( QGraphicsSceneMouseEvent * mouseEvent ) {
86 qDebug() << "recv" << mouseEvent->scenePos();
87 ChatLine *line = static_cast<ChatLine*>(itemAt(mouseEvent->scenePos()));
88 ChatItem *item = static_cast<ChatItem*>(itemAt(mouseEvent->scenePos()));
89 qDebug() << (void*)line << (void*)item;
91 line->myMousePressEvent(mouseEvent);
92 } else QGraphicsScene::mousePressEvent(mouseEvent);