/***************************************************************************
- * 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 *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
+ * (at your option) version 3. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
***************************************************************************/
#include <QGraphicsSceneMouseEvent>
+#include <QPersistentModelIndex>
#include "buffer.h"
#include "chatitem.h"
-#include "chatline.h"
+#include "chatlinemodelitem.h"
#include "chatscene.h"
-#include "quasselui.h"
+#include "columnhandleitem.h"
+#include "qtui.h"
-ChatScene::ChatScene(Buffer *buf, QObject *parent) : QGraphicsScene(parent) {
- _buffer = buf;
+const qreal minContentsWidth = 200;
- foreach(AbstractUiMsg *msg, buf->contents()) {
- appendMsg(msg);
+ChatScene::ChatScene(QAbstractItemModel *model, QObject *parent) : QGraphicsScene(parent), _model(model) {
+ _width = 0;
+ connect(this, SIGNAL(sceneRectChanged(const QRectF &)), this, SLOT(rectChanged(const QRectF &)));
+
+ 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 *)));
+
+ firstColHandlePos = 80;
+ secondColHandlePos = 200;
+
+ firstColHandle = new ColumnHandleItem(QtUi::style()->firstColumnSeparator()); addItem(firstColHandle);
+ secondColHandle = new ColumnHandleItem(QtUi::style()->secondColumnSeparator()); addItem(secondColHandle);
+
+ connect(firstColHandle, SIGNAL(positionChanged(qreal)), this, SLOT(handlePositionChanged(qreal)));
+ connect(secondColHandle, SIGNAL(positionChanged(qreal)), this, SLOT(handlePositionChanged(qreal)));
+
+ firstColHandle->setXPos(firstColHandlePos);
+ firstColHandle->setXLimits(0, secondColHandlePos);
+ secondColHandle->setXPos(secondColHandlePos);
+ secondColHandle->setXLimits(firstColHandlePos, width() - minContentsWidth);
+
+ 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
+ qreal h = 0;
+ qreal 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->setGeometry(_width, firstColHandlePos, secondColHandlePos);
+ }
+ }
+ if(h > 0) {
+ _height += h;
+ for(int i = end+1; i < _lines.count(); i++) {
+ _lines.value(i)->moveBy(0, h);
+ }
+ setSceneRect(QRectF(0, 0, _width, _height));
+ emit heightChanged(_height);
+ }
+}
+
+void ChatScene::setWidth(qreal w) {
+ _width = w;
+ _height = 0;
+ foreach(ChatLine *line, _lines) {
+ line->setPos(0, _height);
+ _height += line->setGeometry(_width, firstColHandlePos, secondColHandlePos);
+ }
+ setSceneRect(QRectF(0, 0, w, _height));
+ secondColHandle->setXLimits(firstColHandlePos, width() - minContentsWidth);
+ 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::rectChanged(const QRectF &rect) {
+ firstColHandle->sceneRectChanged(rect);
+ secondColHandle->sceneRectChanged(rect);
}
-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()));
- qDebug() << (void*)line << (void*)item;
- if(line) {
- line->myMousePressEvent(mouseEvent);
- } else QGraphicsScene::mousePressEvent(mouseEvent);
+void ChatScene::handlePositionChanged(qreal xpos) {
+ bool first = (sender() == firstColHandle);
+ qreal oldx;
+ if(first) {
+ oldx = firstColHandlePos;
+ firstColHandlePos = xpos;
+ } else {
+ oldx = secondColHandlePos;
+ secondColHandlePos = xpos;
+ }
+ setWidth(width()); // readjust all chatlines
+ // we get ugly redraw errors if we don't update this explicitly... :(
+ // width() should be the same for both handles, so just use firstColHandle regardless
+ update(qMin(oldx, xpos) - firstColHandle->width()/2, 0, qMax(oldx, xpos) + firstColHandle->width()/2, height());
}