1 /***************************************************************************
2 * Copyright (C) 2005/06 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 "topiclabel.h"
26 #include <QApplication>
27 #include <QDesktopServices>
29 // #include <QHBoxLayout>
31 #include <QFontMetrics>
36 TopicLabel::TopicLabel(QWidget *parent)
44 void TopicLabel::paintEvent(QPaintEvent *event) {
47 textPartOffset.clear();
49 QPainter painter(this);
50 painter.setBackgroundMode(Qt::OpaqueMode);
52 // FIXME re-enable topic painting
54 QRect drawRect = rect().adjusted(offset, 0, 0, 0);
57 foreach(QTextLayout::FormatRange fr, styledContents.formatList) {
58 textPart = styledContents.plainText.mid(fr.start, fr.length);
59 textPartOffset << drawRect.left();
60 painter.setFont(fr.format.font());
61 painter.setPen(QPen(fr.format.foreground(), 0));
62 painter.setBackground(fr.format.background());
63 painter.drawText(drawRect, Qt::AlignLeft|Qt::AlignVCenter, textPart, &brect);
64 drawRect.setLeft(brect.right());
69 void TopicLabel::setText(const QString &text) {
78 styledContents = QtUi::style()->styleString(Message::mircToInternal(text));
80 foreach(QTextLayout::FormatRange fr, styledContents.formatList) {
81 height = qMax(height, QFontMetrics(fr.format.font()).height());
84 // ensure the label is editable (height != 1) if there is no text to show
86 height = QFontMetrics(qApp->font()).height();
88 // setFixedHeight(height);
90 // show topic in tooltip
95 void TopicLabel::mouseMoveEvent(QMouseEvent *event) {
100 offset = event->pos().x() - dragStartX;
104 void TopicLabel::mousePressEvent(QMouseEvent *event) {
107 dragStartX = event->pos().x() - offset;
110 void TopicLabel::mouseReleaseEvent(QMouseEvent *event) {
113 if(qAbs(offset) < 30) {
119 void TopicLabel::mouseDoubleClickEvent(QMouseEvent *event) {
125 if(textPartOffset.isEmpty())
128 // find the text part that contains the url. We don't expect color codes in urls so we expect only full parts (yet?)
129 int x = event->pos().x();
130 while(textPart + 1 < textPartOffset.count()) {
131 if(textPartOffset[textPart + 1] < x) {
133 textOffset = textPartOffset[textPart];
139 // we've Identified the needed text part \o/
140 QString text = styledContents.plainText.mid(styledContents.formatList[textPart].start, styledContents.formatList[textPart].length);
142 // now we have to find the the left and right word delimiters of the clicked word
143 QFontMetrics fontMetric(styledContents.formatList[textPart].format.font());
146 int spacePos = text.indexOf(" ");
147 while(spacePos != -1) {
148 if(fontMetric.width(text.left(spacePos + 1)) + textOffset < x) {
149 start = spacePos + 1;
150 spacePos = text.indexOf(" ", start + 1);
156 int end = text.indexOf(" ", start);
161 QString word = text.mid(start, len);
163 QRegExp regex("^(h|f)t{1,2}ps?:\\/\\/");
164 if(regex.indexIn(word) != -1) {
165 QDesktopServices::openUrl(QUrl(word));