/***************************************************************************
- * Copyright (C) 2005-07 by the Quassel IRC Team *
+ * Copyright (C) 2005-08 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
***************************************************************************/
#include <QGraphicsSceneMouseEvent>
+#include <QPersistentModelIndex>
#include "buffer.h"
#include "chatitem.h"
-#include "chatline.h"
+#include "chatlinemodelitem.h"
#include "chatscene.h"
#include "quasselui.h"
-ChatScene::ChatScene(Buffer *buf, QObject *parent) : QGraphicsScene(parent) {
- _buffer = buf;
-
- foreach(AbstractUiMsg *msg, buf->contents()) {
- appendMsg(msg);
+ChatScene::ChatScene(QAbstractItemModel *model, QObject *parent) : QGraphicsScene(parent), _model(model) {
+ _width = 0;
+ _timestampWidth = 60;
+ _senderWidth = 80;
+ connect(model, SIGNAL(rowsInserted(const QModelIndex &, int, int)), this, SLOT(rowsInserted(const QModelIndex &, int, int)));
+ for(int i = 0; i < model->rowCount(); i++) {
+ ChatLine *line = new ChatLine(model->index(i, 0));
+ _lines.append(line);
+ addItem(line);
}
- connect(buf, SIGNAL(msgAppended(AbstractUiMsg *)), this, SLOT(appendMsg(AbstractUiMsg *)));
- connect(buf, SIGNAL(msgPrepended(AbstractUiMsg *)), this, SLOT(prependMsg(AbstractUiMsg *)));
+ emit heightChanged(height());
}
ChatScene::~ChatScene() {
}
-void ChatScene::appendMsg(AbstractUiMsg * msg) {
- ChatLine *line = dynamic_cast<ChatLine*>(msg);
- Q_ASSERT(line);
- _lines.append(line);
- addItem(line);
- line->setPos(0, _lines.count() * 30);
- line->setColumnWidths(80, 80, 400);
+void ChatScene::rowsInserted(const QModelIndex &index, int start, int end) {
+ Q_UNUSED(index);
+ // maybe make this more efficient by prepending stuff with negative yval
+ // dunno if that's worth not guranteeing that 0 is on the top...
+ // TODO bulk inserts, iterators
+ int h = 0;
+ int y = 0;
+ if(_width && start > 0) y = _lines.value(start - 1)->y() + _lines.value(start - 1)->height();
+ for(int i = start; i <= end; i++) {
+ ChatLine *line = new ChatLine(model()->index(i, 0));
+ _lines.insert(i, line);
+ addItem(line);
+ if(_width > 0) {
+ line->setPos(0, y+h);
+ h += line->setColumnWidths(_timestampWidth, _senderWidth, _width - _timestampWidth - _senderWidth);
+ }
+ }
+ if(h > 0) {
+ _height += h;
+ for(int i = end+1; i < _lines.count(); i++) {
+ _lines.value(i)->moveBy(0, h);
+ }
+ emit heightChanged(height());
+ }
}
-void ChatScene::prependMsg(AbstractUiMsg * msg) {
- ChatLine *line = dynamic_cast<ChatLine*>(msg);
- Q_ASSERT(line); qDebug() << "prepending";
- _lines.prepend(line);
- addItem(line);
- line->setPos(0, _lines.count() * 30);
+void ChatScene::setWidth(int w) {
+ _width = w;
+ _height = 0;
+ foreach(ChatLine *line, _lines) {
+ line->setPos(0, _height);
+ _height += line->setColumnWidths(_timestampWidth, _senderWidth, w - _timestampWidth - _senderWidth);
+ }
+ emit heightChanged(_height);
}
void ChatScene::mousePressEvent ( QGraphicsSceneMouseEvent * mouseEvent ) {
+ /*
qDebug() << "recv" << mouseEvent->scenePos();
ChatLine *line = static_cast<ChatLine*>(itemAt(mouseEvent->scenePos()));
ChatItem *item = static_cast<ChatItem*>(itemAt(mouseEvent->scenePos()));
if(line) {
line->myMousePressEvent(mouseEvent);
} else QGraphicsScene::mousePressEvent(mouseEvent);
+ */
}