/***************************************************************************
- * Copyright (C) 2005-07 by The Quassel IRC Development 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 *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
-#include "topicbar.h"
-
#include <QtGui>
+#include "topicbar.h"
+#include "client.h"
+
TopicBar::TopicBar(QWidget *parent) : QPushButton(parent) {
setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::Preferred);
frameWidth = 3; // so we hardcode a more reasonable framewidth than 7
setFixedHeight(QFontMetrics(topicFont).height() + 2*frameWidth);
+ textWidth = 0;
fillText = " *** ";
oneshot = true;
timer = new QTimer(this);
- timer->setInterval(20);
+ timer->setInterval(25);
connect(timer, SIGNAL(timeout()), this, SLOT(updateOffset()));
+ connect(this, SIGNAL(clicked()), this, SLOT(startScrolling()));
+
+ _model = Client::bufferModel();
+ connect(_model, SIGNAL(dataChanged(QModelIndex, QModelIndex)),
+ this, SLOT(dataChanged(QModelIndex, QModelIndex)));
+
+ _selectionModel = Client::bufferModel()->standardSelectionModel();
+ connect(_selectionModel, SIGNAL(currentChanged(QModelIndex, QModelIndex)),
+ this, SLOT(currentChanged(QModelIndex, QModelIndex)));
}
TopicBar::~TopicBar() {
}
-void TopicBar::setContents(QString t, bool _oneshot) {
- text = t; oneshot = _oneshot;
+void TopicBar::currentChanged(const QModelIndex ¤t, const QModelIndex &previous) {
+ Q_UNUSED(previous);
+ setContents(current.sibling(current.row(), 1).data().toString());
+}
+
+void TopicBar::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight) {
+ QItemSelectionRange changedArea(topLeft, bottomRight);
+ QModelIndex currentTopicIndex = _selectionModel->currentIndex().sibling(_selectionModel->currentIndex().row(), 1);
+ if(changedArea.contains(currentTopicIndex))
+ setContents(currentTopicIndex.data().toString());
+};
+
+void TopicBar::resizeEvent(QResizeEvent *event) {
+ QPushButton::resizeEvent(event);
+ calcTextMetrics();
+}
+
+void TopicBar::calcTextMetrics() {
int w = width() - 2*frameWidth;
QRect boundingRect = QFontMetrics(topicFont).boundingRect(text);
- if(boundingRect.width() <= w) {
+ textWidth = boundingRect.width();
+ if(textWidth <= w) {
offset = 0; fillTextStart = -1; secondTextStart = -1;
+ displayText = text;
timer->stop();
} else {
- fillTextStart = boundingRect.width();
+ fillTextStart = textWidth;
boundingRect = QFontMetrics(topicFont).boundingRect(fillText);
secondTextStart = fillTextStart + boundingRect.width();
- text = QString("%1%2%1").arg(text).arg(fillText);
+ displayText = QString("%1%2%1").arg(text).arg(fillText);
offset = 0;
- timer->start();
+ //timer->start(); // uncomment this to get autoscroll rather than on-demand
}
}
+// TODO catch resizeEvent for scroll settings
+void TopicBar::setContents(QString t, bool _oneshot) {
+ text = t; oneshot = _oneshot;
+ calcTextMetrics();
+}
+
void TopicBar::paintEvent(QPaintEvent *event) {
QPushButton::paintEvent(event);
QPainter painter(this);
painter.setFont(topicFont);
painter.setClipRect(frameWidth, frameWidth, rect().width() - 2*frameWidth, rect().height() - 2*frameWidth);
- painter.drawText(QPoint(-offset + frameWidth, QFontMetrics(topicFont).ascent() + frameWidth), text);
+ painter.drawText(QPoint(-offset + frameWidth, QFontMetrics(topicFont).ascent() + frameWidth), displayText);
}
void TopicBar::updateOffset() {
- offset++;
+ offset+=1;
if(offset >= secondTextStart) {
offset = 0;
if(oneshot) timer->stop(); // only scroll once!
}
update();
}
+
+void TopicBar::startScrolling() {
+ if(displayText.length() > text.length()) {
+ //oneshot = false;
+ timer->start();
+ }
+}
+
+void TopicBar::stopScrolling() {
+ oneshot = true;
+}