#include "chatitem.h"
#include "chatlinemodel.h"
#include "qtui.h"
+#include "qtuistyle.h"
ChatItem::ChatItem(ChatLineModel::ColumnType col, QAbstractItemModel *model, QGraphicsItem *parent)
: QGraphicsItem(parent),
prepareGeometryChange();
_boundingRect.setWidth(w);
if(h < 0) h = computeHeight();
- //if(h < 0) h = fontMetrics()->lineSpacing(); // only contents can be multi-line
_boundingRect.setHeight(h);
if(haveLayout()) updateLayout();
return h;
//painter->fillRect(boundingRect(), QApplication::palette().brush(QPalette::Highlight));
//painter->restore();
//}
- QVector<QTextLayout::FormatRange> formats;
+ QVector<QTextLayout::FormatRange> formats = additionalFormats();
if(_selectionMode != NoSelection) {
QTextLayout::FormatRange selectFmt;
selectFmt.format.setForeground(QApplication::palette().brush(QPalette::HighlightedText));
}
void ContentsChatItem::setLayout(QTextLayout *layout) {
- if(!_layoutData)
+ if(!_layoutData) {
_layoutData = new LayoutData;
+ _layoutData->clickables = findClickables();
+ } else {
+ delete _layoutData->layout;
+ }
_layoutData->layout = layout;
}
int col = finder.nextWrapColumn();
line.setNumColumns(col >= 0 ? col - line.textStart() : layout()->text().length());
line.setPosition(QPointF(0, h));
- h += line.height() + fontMetrics()->leading();
+ h += fontMetrics()->lineSpacing();
}
layout()->endLayout();
-
- analyze();
}
-void ContentsChatItem::analyze() {
- // Match an URL
- static QString urlEnd("(?:>|[,.;:]?\\s|\\b)");
+// NOTE: This method is not threadsafe and not reentrant!
+// (RegExps are not constant while matching, and they are static here for efficiency)
+QList<ContentsChatItem::Clickable> ContentsChatItem::findClickables() {
+ // For matching URLs
+ static QString urlEnd("(?:>|[,.;:\"]*\\s|\\b|$)");
static QString urlChars("(?:[\\w\\-~@/?&=+$()!%#]|[,.;:]\\w)");
- static QRegExp urlExp(QString("((?:(?:https?://|ftp://|irc://|mailto:)|www)%1+)%2").arg(urlChars, urlEnd));
- // Match a channel name
- // We don't match for channel names starting with + or &, because that gives us a lot of false positives.
- static QRegExp chanExp("((?:#|![A-Z0-9]{5})[^,:\\s]+(?::[^,:\\s]+)?)\\b");
- QString str = data(ChatLineModel::DisplayRole).toString();
- quint16 idx = 0;
- // first, we split on characters that might be URL separators
- int i = str.indexOf(chanExp);
- if(i >= 0) {
- qDebug() << i << chanExp.cap(1);
- }
+ static QRegExp regExp[] = {
+ // URL
+ // QRegExp(QString("((?:https?://|s?ftp://|irc://|mailto:|www\\.)%1+|%1+\\.[a-z]{2,4}(?:?=/%1+|\\b))%2").arg(urlChars, urlEnd)),
+ QRegExp(QString("((?:(?:https?://|s?ftp://|irc://|mailto:)|www)%1+)%2").arg(urlChars, urlEnd)),
+ // Channel name
+ // We don't match for channel names starting with + or &, because that gives us a lot of false positives.
+ QRegExp("((?:#|![A-Z0-9]{5})[^,:\\s]+(?::[^,:\\s]+)?)\\b")
-}
+ // TODO: Nicks, we'll need a filtering for only matching known nicknames further down if we do this
+ };
+
+ static const int regExpCount = 2; // number of regexps in the array above
-void ContentsChatItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) {
- // FIXME dirty and fast hack to make http:// urls klickable
+ qint16 matches[] = { 0, 0, 0 };
+ qint16 matchEnd[] = { 0, 0, 0 };
- QRegExp regex("\\b([hf]t{1,2}ps?://[^\\s]+)\\b");
QString str = data(ChatLineModel::DisplayRole).toString();
- int idx = posToCursor(event->pos());
- int mi = 0;
+
+ QList<Clickable> result;
+ qint16 idx = 0;
+ qint16 minidx;
+ int type = -1;
+
do {
- mi = regex.indexIn(str, mi);
- if(mi < 0) break;
- if(idx >= mi && idx < mi + regex.matchedLength()) {
- QDesktopServices::openUrl(QUrl(regex.capturedTexts()[1]));
- break;
+ type = -1;
+ minidx = str.length();
+ for(int i = 0; i < regExpCount; i++) {
+ if(matches[i] < 0 || matchEnd[i] > str.length()) continue;
+ if(idx >= matchEnd[i]) {
+ matches[i] = str.indexOf(regExp[i], qMax(matchEnd[i], idx));
+ if(matches[i] >= 0) matchEnd[i] = matches[i] + regExp[i].cap(1).length();
+ }
+ if(matches[i] >= 0 && matches[i] < minidx) {
+ minidx = matches[i];
+ type = i;
+ }
}
- mi += regex.matchedLength();
- } while(mi >= 0);
- event->accept();
+ if(type >= 0) {
+ idx = matchEnd[type];
+ if(type == Clickable::Url && str.at(idx-1) == ')') { // special case: closing paren only matches if we had an open one
+ if(!str.mid(matches[type], matchEnd[type]-matches[type]).contains('(')) matchEnd[type]--;
+ }
+ result.append(Clickable((Clickable::Type)type, matches[type], matchEnd[type] - matches[type]));
+ }
+ } while(type >= 0);
+
+ /* testing
+ if(!result.isEmpty()) qDebug() << str;
+ foreach(Clickable click, result) {
+ qDebug() << str.mid(click.start, click.length);
+ }
+ */
+ return result;
+}
+
+QVector<QTextLayout::FormatRange> ContentsChatItem::additionalFormats() const {
+ // mark a clickable if hovered upon
+ QVector<QTextLayout::FormatRange> fmt;
+ if(layoutData()->currentClickable.isValid()) {
+ Clickable click = layoutData()->currentClickable;
+ QTextLayout::FormatRange f;
+ f.start = click.start;
+ f.length = click.length;
+ f.format.setFontUnderline(true);
+ fmt.append(f);
+ }
+ return fmt;
}
-void ContentsChatItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) {
- //qDebug() << (void*)this << "entering";
- event->ignore();
+void ContentsChatItem::endHoverMode() {
+ if(layoutData()->currentClickable.isValid()) {
+ setCursor(Qt::ArrowCursor);
+ layoutData()->currentClickable = Clickable();
+ update();
+ }
+}
+
+void ContentsChatItem::mousePressEvent(QGraphicsSceneMouseEvent *event) {
+ layoutData()->hasDragged = false;
+ ChatItem::mousePressEvent(event);
+}
+
+void ContentsChatItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) {
+ if(!event->buttons() && !layoutData()->hasDragged) {
+ // got a click
+ Clickable click = layoutData()->currentClickable;
+ if(click.isValid()) {
+ QString str = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length);
+ switch(click.type) {
+ case Clickable::Url:
+ QDesktopServices::openUrl(str);
+ break;
+ case Clickable::Channel:
+ // TODO join or whatever...
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ ChatItem::mouseReleaseEvent(event);
+}
+
+void ContentsChatItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) {
+ // mouse move events always mean we're not hovering anymore...
+ endHoverMode();
+ // also, check if we have dragged the mouse
+ if(!layoutData()->hasDragged && event->buttons() & Qt::LeftButton
+ && (event->buttonDownScreenPos(Qt::LeftButton) - event->screenPos()).manhattanLength() >= QApplication::startDragDistance())
+ layoutData()->hasDragged = true;
+ ChatItem::mouseMoveEvent(event);
}
void ContentsChatItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) {
- //qDebug() << (void*)this << "leaving";
- event->ignore();
+ endHoverMode();
+ event->accept();
}
void ContentsChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) {
- //qDebug() << (void*)this << event->pos();
- event->ignore();
+ bool onClickable = false;
+ qint16 idx = posToCursor(event->pos());
+ for(int i = 0; i < layoutData()->clickables.count(); i++) {
+ Clickable click = layoutData()->clickables.at(i);
+ if(idx >= click.start && idx < click.start + click.length) {
+ if(click.type == Clickable::Url)
+ onClickable = true;
+ else if(click.type == Clickable::Channel) {
+ // TODO: don't make clickable if it's our own name
+ //onClickable = true; //FIXME disabled for now
+ }
+ if(onClickable) {
+ setCursor(Qt::PointingHandCursor);
+ layoutData()->currentClickable = click;
+ update();
+ break;
+ }
+ }
+ }
+ if(!onClickable) endHoverMode();
+ event->accept();
}
/*************************************************************************************************/