X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatitem.cpp;h=499ae7740b580e5c31a48ced0ab20b579034d5ba;hp=86fb133205e42a230c0d0466b6cff072f6762fa5;hb=55579f53f3bd37f2a20d9be7458bdc54b345a052;hpb=755ae9469c82d0e3557a4fe2e05461ca0c270bb2 diff --git a/src/qtui/chatitem.cpp b/src/qtui/chatitem.cpp index 86fb1332..499ae774 100644 --- a/src/qtui/chatitem.cpp +++ b/src/qtui/chatitem.cpp @@ -58,6 +58,21 @@ QVariant ChatItem::data(int role) const { return model()->data(index, role); } +qint16 ChatItem::posToCursor(const QPointF &pos) const { + if(pos.y() > height()) return data(MessageModel::DisplayRole).toString().length(); + if(pos.y() < 0) return 0; + + QTextLayout layout; + initLayout(&layout); + for(int l = layout.lineCount() - 1; l >= 0; l--) { + QTextLine line = layout.lineAt(l); + if(pos.y() >= line.y()) { + return line.xToCursor(pos.x(), QTextLine::CursorOnCharacter); + } + } + return 0; +} + void ChatItem::initLayoutHelper(QTextLayout *layout, QTextOption::WrapMode wrapMode, Qt::Alignment alignment) const { Q_ASSERT(layout); @@ -69,10 +84,14 @@ void ChatItem::initLayoutHelper(QTextLayout *layout, QTextOption::WrapMode wrapM layout->setTextOption(option); QList formatRanges - = QtUi::style()->toTextLayoutList(data(MessageModel::FormatRole).value(), layout->text().length()); + = QtUi::style()->toTextLayoutList(formatList(), layout->text().length(), data(ChatLineModel::MsgLabelRole).toUInt()); layout->setAdditionalFormats(formatRanges); } +UiStyle::FormatList ChatItem::formatList() const { + return data(MessageModel::FormatRole).value(); +} + void ChatItem::doLayout(QTextLayout *layout) const { layout->beginLayout(); QTextLine line = layout->createLine(); @@ -83,18 +102,27 @@ void ChatItem::doLayout(QTextLayout *layout) const { layout->endLayout(); } +void ChatItem::paintBackground(QPainter *painter) { + painter->setClipRect(boundingRect()); // no idea why QGraphicsItem clipping won't work + + QVariant bgBrush; + if(_selectionMode == FullSelection) + bgBrush = data(ChatLineModel::SelectedBackgroundRole); + else + bgBrush = data(ChatLineModel::BackgroundRole); + if(bgBrush.isValid()) + painter->fillRect(boundingRect(), bgBrush.value()); +} // NOTE: This is not the most time-efficient implementation, but it saves space by not caching unnecessary data // This is a deliberate trade-off. (-> selectFmt creation, data() call) void ChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) { Q_UNUSED(option); Q_UNUSED(widget); - painter->setClipRect(boundingRect()); // no idea why QGraphicsItem clipping won't work - QVector formats = additionalFormats(); - QTextLayout::FormatRange selectFmt = selectionFormat(); - if(selectFmt.format.isValid()) formats.append(selectFmt); + paintBackground(painter); + QTextLayout layout; initLayout(&layout); - layout.draw(painter, QPointF(0,0), formats, boundingRect()); + layout.draw(painter, QPointF(0,0), additionalFormats(), boundingRect()); // layout()->draw(painter, QPointF(0,0), formats, boundingRect()); @@ -126,19 +154,58 @@ void ChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, // painter->drawRect(_boundingRect.adjusted(0, 0, -1, -1)); } -qint16 ChatItem::posToCursor(const QPointF &pos) const { - if(pos.y() > height()) return data(MessageModel::DisplayRole).toString().length(); - if(pos.y() < 0) return 0; +void ChatItem::overlayFormat(UiStyle::FormatList &fmtList, int start, int end, quint32 overlayFmt) const { + for(int i = 0; i < fmtList.count(); i++) { + int fmtStart = fmtList.at(i).first; + int fmtEnd = (i < fmtList.count()-1 ? fmtList.at(i+1).first : data(MessageModel::DisplayRole).toString().length()); - QTextLayout layout; - initLayout(&layout); - for(int l = layout.lineCount() - 1; l >= 0; l--) { - QTextLine line = layout.lineAt(l); - if(pos.y() >= line.y()) { - return line.xToCursor(pos.x(), QTextLine::CursorOnCharacter); + if(fmtEnd <= start) + continue; + if(fmtStart >= end) + break; + + // split the format if necessary + if(fmtStart < start) { + fmtList.insert(i, fmtList.at(i)); + fmtList[++i].first = start; } + if(end < fmtEnd) { + fmtList.insert(i, fmtList.at(i)); + fmtList[i+1].first = end; + } + + fmtList[i].second |= overlayFmt; } - return 0; +} + +QVector ChatItem::additionalFormats() const { + return selectionFormats(); +} + +QVector ChatItem::selectionFormats() const { + if(!hasSelection()) + return QVector(); + + int start, end; + if(_selectionMode == FullSelection) { + start = 0; + end = data(MessageModel::DisplayRole).toString().length(); + } else { + start = qMin(_selectionStart, _selectionEnd); + end = qMax(_selectionStart, _selectionEnd); + } + + UiStyle::FormatList fmtList = formatList(); + + while(fmtList.count() > 1 && fmtList.at(1).first <= start) + fmtList.removeFirst(); + + fmtList.first().first = start; + + while(fmtList.count() > 1 && fmtList.last().first >= end) + fmtList.removeLast(); + + return QtUi::style()->toTextLayoutList(fmtList, end, UiStyle::Selected|data(ChatLineModel::MsgLabelRole).toUInt()).toVector(); } bool ChatItem::hasSelection() const { @@ -195,25 +262,6 @@ bool ChatItem::isPosOverSelection(const QPointF &pos) const { return false; } -QTextLayout::FormatRange ChatItem::selectionFormat() const { - QTextLayout::FormatRange selectFmt; - if(_selectionMode != NoSelection) { - selectFmt.format.setForeground(QApplication::palette().brush(QPalette::HighlightedText)); - selectFmt.format.setBackground(QApplication::palette().brush(QPalette::Highlight)); - if(_selectionMode == PartialSelection) { - selectFmt.start = qMin(_selectionStart, _selectionEnd); - selectFmt.length = qAbs(_selectionStart - _selectionEnd); - } else { // FullSelection - selectFmt.start = 0; - selectFmt.length = data(MessageModel::DisplayRole).toString().length(); - } - } else { - selectFmt.start = -1; - selectFmt.length = 0; - } - return selectFmt; -} - QList ChatItem::findWords(const QString &searchWord, Qt::CaseSensitivity caseSensitive) { QList resultList; const QAbstractItemModel *model_ = model(); @@ -298,8 +346,8 @@ void ChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) { void SenderChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) { Q_UNUSED(option); Q_UNUSED(widget); + paintBackground(painter); - painter->setClipRect(boundingRect()); // no idea why QGraphicsItem clipping won't work QTextLayout layout; initLayout(&layout); qreal layoutWidth = layout.minimumWidth(); @@ -309,15 +357,13 @@ void SenderChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *op else offset = qMax(layoutWidth - width(), (qreal)0); - QTextLayout::FormatRange selectFmt = selectionFormat(); - if(layoutWidth > width()) { // Draw a nice gradient for longer items // Qt's text drawing with a gradient brush sucks, so we use an alpha-channeled pixmap instead QPixmap pixmap(layout.boundingRect().toRect().size()); pixmap.fill(Qt::transparent); QPainter pixPainter(&pixmap); - layout.draw(&pixPainter, QPointF(qMax(offset, (qreal)0), 0), QVector() << selectFmt); + layout.draw(&pixPainter, QPointF(qMax(offset, (qreal)0), 0), additionalFormats()); pixPainter.end(); // Create alpha channel mask @@ -339,7 +385,7 @@ void SenderChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *op pixmap.setAlphaChannel(mask); painter->drawPixmap(0, 0, pixmap); } else { - layout.draw(painter, QPointF(0,0), QVector() << selectFmt, boundingRect()); + layout.draw(painter, QPointF(0,0), additionalFormats(), boundingRect()); } } @@ -353,13 +399,13 @@ ContentsChatItem::ContentsChatItem(const qreal &width, const QPointF &pos, QGrap : ChatItem(0, 0, pos, parent), _data(0) { - const QAbstractItemModel *model_ = model(); - QModelIndex index = model_->index(row(), column()); - _fontMetrics = QtUi::style()->fontMetrics(model_->data(index, ChatLineModel::FormatRole).value().at(0).second); - setGeometryByWidth(width); } +QFontMetricsF *ContentsChatItem::fontMetrics() const { + return QtUi::style()->fontMetrics(data(ChatLineModel::FormatRole).value().at(0).second, 0); +} + ContentsChatItem::~ContentsChatItem() { delete _data; } @@ -367,25 +413,28 @@ ContentsChatItem::~ContentsChatItem() { ContentsChatItemPrivate *ContentsChatItem::privateData() const { if(!_data) { ContentsChatItem *that = const_cast(this); - that->_data = new ContentsChatItemPrivate(findClickables(), that); + that->_data = new ContentsChatItemPrivate(ClickableList::fromString(data(ChatLineModel::DisplayRole).toString()), that); } return _data; } qreal ContentsChatItem::setGeometryByWidth(qreal w) { - if(w != width()) { + // We use this for reloading layout info as well, so we can't bail out if the width doesn't change + + // compute height + int lines = 1; + WrapColumnFinder finder(this); + while(finder.nextWrapColumn(w) > 0) + lines++; + qreal h = lines * fontMetrics()->lineSpacing(); + delete _data; + _data = 0; + + if(w != width() || h != height()) { prepareGeometryChange(); - setWidth(w); - // compute height - int lines = 1; - WrapColumnFinder finder(this); - while(finder.nextWrapColumn() > 0) - lines++; - setHeight(lines * fontMetrics()->lineSpacing()); - delete _data; - _data = 0; + setGeometry(w, h); } - return height(); + return h; } void ContentsChatItem::doLayout(QTextLayout *layout) const { @@ -400,7 +449,7 @@ void ContentsChatItem::doLayout(QTextLayout *layout) const { if(!line.isValid()) break; - int col = finder.nextWrapColumn(); + int col = finder.nextWrapColumn(width()); line.setNumColumns(col >= 0 ? col - line.textStart() : layout->text().length()); line.setPosition(QPointF(0, h)); h += fontMetrics()->lineSpacing(); @@ -408,96 +457,35 @@ void ContentsChatItem::doLayout(QTextLayout *layout) const { layout->endLayout(); } -// NOTE: This method is not threadsafe and not reentrant! -// (RegExps are not constant while matching, and they are static here for efficiency) -QList ContentsChatItem::findClickables() const { - // For matching URLs - static QString urlEnd("(?:>|[,.;:\"]*\\s|\\b|$)"); - static QString urlChars("(?:[,.;:]*[\\w\\-~@/?&=+$()!%#*|{}\\[\\]'])"); - - 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("((?:(?:mailto:|\\w+://)|www\\.)%1+)%2").arg(urlChars, urlEnd), Qt::CaseInsensitive), - - // 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", Qt::CaseInsensitive) - - // 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 - - qint16 matches[] = { 0, 0, 0 }; - qint16 matchEnd[] = { 0, 0, 0 }; - - QString str = data(ChatLineModel::DisplayRole).toString(); - - QList result; - qint16 idx = 0; - qint16 minidx; - int type = -1; - - do { - 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] = regExp[i].indexIn(str, 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; - } - } - if(type >= 0) { - idx = matchEnd[type]; - QString match = str.mid(matches[type], matchEnd[type] - matches[type]); - if(type == Clickable::Url && str.at(idx-1) == ')') { // special case: closing paren only matches if we had an open one - if(!match.contains('(')) { - matchEnd[type]--; - match.chop(1); - } - } - if(type == Clickable::Channel) { - // don't make clickable if it could be a #number - if(QRegExp("^#\\d+$").exactMatch(match)) - continue; - } - 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; -} - -ContentsChatItem::Clickable ContentsChatItem::clickableAt(const QPointF &pos) const { +Clickable ContentsChatItem::clickableAt(const QPointF &pos) const { qint16 idx = posToCursor(pos); for(int i = 0; i < privateData()->clickables.count(); i++) { Clickable click = privateData()->clickables.at(i); - if(idx >= click.start && idx < click.start + click.length) + if(idx >= click.start() && idx < click.start() + click.length()) return click; } return Clickable(); } +UiStyle::FormatList ContentsChatItem::formatList() const { + UiStyle::FormatList fmtList = ChatItem::formatList(); + for(int i = 0; i < privateData()->clickables.count(); i++) { + Clickable click = privateData()->clickables.at(i); + if(click.type() == Clickable::Url) { + overlayFormat(fmtList, click.start(), click.start() + click.length(), UiStyle::Url); + } + } + return fmtList; +} + QVector ContentsChatItem::additionalFormats() const { + QVector fmt = ChatItem::additionalFormats(); // mark a clickable if hovered upon - QVector fmt; if(privateData()->currentClickable.isValid()) { Clickable click = privateData()->currentClickable; QTextLayout::FormatRange f; - f.start = click.start; - f.length = click.length; + f.start = click.start(); + f.length = click.length(); f.format.setFontUnderline(true); fmt.append(f); } @@ -519,8 +507,8 @@ void ContentsChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clic if(clickMode == ChatScene::SingleClick) { Clickable click = clickableAt(pos); if(click.isValid()) { - QString str = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length); - switch(click.type) { + QString str = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); + switch(click.type()) { case Clickable::Url: if(!str.contains("://")) str = "http://" + str; @@ -547,8 +535,8 @@ void ContentsChatItem::handleClick(const QPointF &pos, ChatScene::ClickMode clic setSelectionMode(PartialSelection); Clickable click = clickableAt(pos); if(click.isValid()) { - setSelectionStart(click.start); - setSelectionEnd(click.start + click.length); + setSelectionStart(click.start()); + setSelectionEnd(click.start() + click.length()); } else { // find word boundary QString str = data(ChatLineModel::DisplayRole).toString(); @@ -581,11 +569,11 @@ void ContentsChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) { bool onClickable = false; Clickable click = clickableAt(event->pos()); if(click.isValid()) { - if(click.type == Clickable::Url) { + if(click.type() == Clickable::Url) { onClickable = true; showWebPreview(click); - } else if(click.type == Clickable::Channel) { - QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length); + } else if(click.type() == Clickable::Channel) { + QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); // don't make clickable if it's our own name BufferId myId = data(MessageModel::BufferIdRole).value(); if(Client::networkModel()->bufferName(myId) != name) @@ -605,7 +593,7 @@ void ContentsChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) { void ContentsChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) { if(privateData()->currentClickable.isValid()) { Clickable click = privateData()->currentClickable; - switch(click.type) { + switch(click.type()) { case Clickable::Url: privateData()->activeClickable = click; menu->addAction(SmallIcon("edit-copy"), tr("Copy Link Address"), @@ -615,7 +603,7 @@ void ContentsChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) { // Hide existing menu actions, they confuse us when right-clicking on a clickable foreach(QAction *action, menu->actions()) action->setVisible(false); - QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length); + QString name = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); GraphicalUi::contextMenuActionProvider()->addActions(menu, chatScene()->filter(), data(MessageModel::BufferIdRole).value(), name); break; } @@ -630,8 +618,8 @@ void ContentsChatItem::addActionsToMenu(QMenu *menu, const QPointF &pos) { void ContentsChatItem::copyLinkToClipboard() { Clickable click = privateData()->activeClickable; - if(click.isValid() && click.type == Clickable::Url) { - QString url = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length); + if(click.isValid() && click.type() == Clickable::Url) { + QString url = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); if(!url.contains("://")) url = "http://" + url; chatScene()->stringToClipboard(url); @@ -646,16 +634,16 @@ void ContentsChatItem::showWebPreview(const Clickable &click) { #else QTextLayout layout; initLayout(&layout); - QTextLine line = layout.lineForTextPosition(click.start); - qreal x = line.cursorToX(click.start); - qreal width = line.cursorToX(click.start + click.length) - x; + QTextLine line = layout.lineForTextPosition(click.start()); + qreal x = line.cursorToX(click.start()); + qreal width = line.cursorToX(click.start() + click.length()) - x; qreal height = line.height(); qreal y = height * line.lineNumber(); QPointF topLeft = scenePos() + QPointF(x, y); QRectF urlRect = QRectF(topLeft.x(), topLeft.y(), width, height); - QString url = data(ChatLineModel::DisplayRole).toString().mid(click.start, click.length); + QString url = data(ChatLineModel::DisplayRole).toString().mid(click.start(), click.length()); if(!url.contains("://")) url = "http://" + url; chatScene()->loadWebPreview(this, url, urlRect); @@ -682,12 +670,12 @@ ContentsChatItem::WrapColumnFinder::WrapColumnFinder(const ChatItem *_item) ContentsChatItem::WrapColumnFinder::~WrapColumnFinder() { } -qint16 ContentsChatItem::WrapColumnFinder::nextWrapColumn() { +qint16 ContentsChatItem::WrapColumnFinder::nextWrapColumn(qreal width) { if(wordidx >= wrapList.count()) return -1; lineCount++; - qreal targetWidth = lineCount * item->width() + choppedTrailing; + qreal targetWidth = lineCount * width + choppedTrailing; qint16 start = wordidx; qint16 end = wrapList.count() - 1;