X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatitem.cpp;h=051151c5e3a5566e662670515c05094be9224417;hp=7d52c5a57dfafc96ca6984927f0de74dbaf71d3c;hb=c95e8cea9060b25fa5115d19090b51f03290adc5;hpb=1183bd403b16d86ef59503185b9ab4d35eb8c93f diff --git a/src/qtui/chatitem.cpp b/src/qtui/chatitem.cpp index 7d52c5a5..051151c5 100644 --- a/src/qtui/chatitem.cpp +++ b/src/qtui/chatitem.cpp @@ -20,6 +20,7 @@ #include #include +#include #include #include #include @@ -30,11 +31,20 @@ #include "chatlinemodel.h" #include "qtui.h" -ChatItem::ChatItem(const QPersistentModelIndex &index_, QGraphicsItem *parent) : QGraphicsItem(parent), _index(index_) { - _fontMetrics = QtUi::style()->fontMetrics(data(ChatLineModel::FormatRole).value().at(0).second); - _layout = 0; - _lines = 0; - _selectionStart = -1; +ChatItem::ChatItem(int col, QAbstractItemModel *model, QGraphicsItem *parent) + : QGraphicsItem(parent), + _fontMetrics(0), + _col(col), + _lines(0), + _layout(0), + _selectionMode(NoSelection), + _selectionStart(-1) +{ + Q_ASSERT(model); + QModelIndex index = model->index(row(), col); + _fontMetrics = QtUi::style()->fontMetrics(model->data(index, ChatLineModel::FormatRole).value().at(0).second); + setAcceptHoverEvents(true); + setZValue(20); } ChatItem::~ChatItem() { @@ -42,24 +52,25 @@ ChatItem::~ChatItem() { } QVariant ChatItem::data(int role) const { - if(!_index.isValid()) { - qWarning() << "ChatItem::data(): Model index is invalid!" << _index; + QModelIndex index = model()->index(row(), column()); + if(!index.isValid()) { + qWarning() << "ChatItem::data(): model index is invalid!" << index; return QVariant(); } - return _index.data(role); + return model()->data(index, role); } -int ChatItem::setWidth(int w) { +qreal ChatItem::setGeometry(qreal w, qreal h) { if(w == _boundingRect.width()) return _boundingRect.height(); prepareGeometryChange(); _boundingRect.setWidth(w); - int h = heightForWidth(w); + if(h < 0) h = computeHeight(); _boundingRect.setHeight(h); if(haveLayout()) updateLayout(); return h; } -int ChatItem::heightForWidth(int width) { +qreal ChatItem::computeHeight() { if(data(ChatLineModel::ColumnTypeRole).toUInt() != ChatLineModel::ContentsColumn) return fontMetrics()->lineSpacing(); // only contents can be multi-line @@ -95,7 +106,7 @@ void ChatItem::updateLayout() { QTextLine line = _layout->createLine(); if(line.isValid()) { line.setLineWidth(width()); - line.setPosition(QPointF(0, fontMetrics()->leading())); + line.setPosition(QPointF(0,0)); } _layout->endLayout(); } @@ -106,23 +117,19 @@ void ChatItem::updateLayout() { // Now layout ChatLineModel::WrapList wrapList = data(ChatLineModel::WrapListRole).value(); if(!wrapList.count()) return; // empty chatitem - int wordidx = 0; - ChatLineModel::Word word = wrapList.at(0); qreal h = 0; WrapColumnFinder finder(this); _layout->beginLayout(); forever { QTextLine line = _layout->createLine(); - if (!line.isValid()) + if(!line.isValid()) break; int col = finder.nextWrapColumn(); line.setNumColumns(col >= 0 ? col - line.textStart() : _layout->text().length()); - - h += fontMetrics()->leading(); line.setPosition(QPointF(0, h)); - h += line.height(); + h += line.height() + fontMetrics()->leading(); } _layout->endLayout(); } @@ -135,13 +142,35 @@ void ChatItem::clearLayout() { _layout = 0; } +// 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); if(!haveLayout()) updateLayout(); - _layout->draw(painter, QPointF(0,0), QVector(), boundingRect()); + painter->setClipRect(boundingRect()); // no idea why QGraphicsItem clipping won't work + //if(_selectionMode == FullSelection) { + //painter->save(); + //painter->fillRect(boundingRect(), QApplication::palette().brush(QPalette::Highlight)); + //painter->restore(); + //} + QVector formats; + if(_selectionMode != NoSelection) { + QTextLayout::FormatRange selectFmt; + 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(); + } + formats.append(selectFmt); + } + _layout->draw(painter, QPointF(0,0), formats, boundingRect()); } -int ChatItem::posToCursor(const QPointF &pos) { +qint16 ChatItem::posToCursor(const QPointF &pos) { if(pos.y() > height()) return data(MessageModel::DisplayRole).toString().length(); if(pos.y() < 0) return 0; if(!haveLayout()) updateLayout(); @@ -154,42 +183,57 @@ int ChatItem::posToCursor(const QPointF &pos) { return 0; } +void ChatItem::setFullSelection() { + if(_selectionMode != FullSelection) { + _selectionMode = FullSelection; + update(); + } +} + void ChatItem::clearSelection() { - if(_selectionStart >= 0) { - QList formats = _layout->additionalFormats(); - formats.removeLast(); - _layout->setAdditionalFormats(formats); - _selectionStart = -1; - updateLayout(); + if(_selectionMode != NoSelection) { + _selectionMode = NoSelection; update(); } } -void ChatItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) { - int selectionEnd = posToCursor(event->pos()); - QList formats = _layout->additionalFormats(); - formats.last().start = qMin(_selectionStart, selectionEnd); - formats.last().length = qMax(_selectionStart, selectionEnd) - formats.last().start; - _layout->setAdditionalFormats(formats); - updateLayout(); +void ChatItem::continueSelecting(const QPointF &pos) { + _selectionMode = PartialSelection; + _selectionEnd = posToCursor(pos); update(); } void ChatItem::mousePressEvent(QGraphicsSceneMouseEvent *event) { - if(event->buttons() & Qt::LeftButton) { - if(!haveLayout()) updateLayout(); - chatScene()->setSelectingItem(this); - _selectionStart = posToCursor(event->pos()); - QList formats = _layout->additionalFormats(); - QTextLayout::FormatRange selectFmt; - QPalette pal = QApplication::palette(); - selectFmt.format.setForeground(pal.brush(QPalette::HighlightedText)); - selectFmt.format.setBackground(pal.brush(QPalette::Highlight)); - selectFmt.length = 0; - formats.append(selectFmt); - _layout->setAdditionalFormats(formats); - updateLayout(); - update(); + if(event->buttons() == Qt::LeftButton) { + if(_selectionMode == NoSelection) { + chatScene()->setSelectingItem(this); // removes earlier selection if exists + _selectionStart = _selectionEnd = posToCursor(event->pos()); + //_selectionMode = PartialSelection; + } else { + chatScene()->setSelectingItem(0); + _selectionMode = NoSelection; + update(); + } + event->accept(); + } else { + event->ignore(); + } +} + +void ChatItem::mouseMoveEvent(QGraphicsSceneMouseEvent *event) { + if(event->buttons() == Qt::LeftButton) { + if(contains(event->pos())) { + qint16 end = posToCursor(event->pos()); + if(end != _selectionEnd) { + _selectionEnd = end; + if(_selectionStart != _selectionEnd) _selectionMode = PartialSelection; + else _selectionMode = NoSelection; + update(); + } + } else { + setFullSelection(); + chatScene()->startGlobalSelection(this, event->pos()); + } event->accept(); } else { event->ignore(); @@ -197,17 +241,52 @@ void ChatItem::mousePressEvent(QGraphicsSceneMouseEvent *event) { } void ChatItem::mouseReleaseEvent(QGraphicsSceneMouseEvent *event) { - if(_selectionStart >= 0) { - int selectionEnd = posToCursor(event->pos()); + if(_selectionMode != NoSelection && !event->buttons() & Qt::LeftButton) { + _selectionEnd = posToCursor(event->pos()); QString selection - = data(MessageModel::DisplayRole).toString().mid(qMin(_selectionStart, selectionEnd), qAbs(_selectionStart - selectionEnd)); - QApplication::clipboard()->setText(selection, QClipboard::Clipboard); // TODO configure where selections should go + = data(MessageModel::DisplayRole).toString().mid(qMin(_selectionStart, _selectionEnd), qAbs(_selectionStart - _selectionEnd)); + chatScene()->putToClipboard(selection); event->accept(); } else { event->ignore(); } } +void ChatItem::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event) { + // FIXME dirty and fast hack to make http:// urls klickable + + QRegExp regex("\\b([hf]t{1,2}ps?://[^\\s]+)\\b"); + QString str = data(ChatLineModel::DisplayRole).toString(); + int idx = posToCursor(event->pos()); + int mi = 0; + do { + mi = regex.indexIn(str, mi); + if(mi < 0) break; + if(idx >= mi && idx < mi + regex.matchedLength()) { + QDesktopServices::openUrl(QUrl(regex.capturedTexts()[1])); + break; + } + mi += regex.matchedLength(); + } while(mi >= 0); + event->accept(); +} + +void ChatItem::hoverEnterEvent(QGraphicsSceneHoverEvent *event) { + //qDebug() << (void*)this << "entering"; + event->ignore(); +} + +void ChatItem::hoverLeaveEvent(QGraphicsSceneHoverEvent *event) { + //qDebug() << (void*)this << "leaving"; + event->ignore(); +} + +void ChatItem::hoverMoveEvent(QGraphicsSceneHoverEvent *event) { + //qDebug() << (void*)this << event->pos(); + event->ignore(); +} + + /*************************************************************************************************/ ChatItem::WrapColumnFinder::WrapColumnFinder(ChatItem *_item) : item(_item) { @@ -223,7 +302,7 @@ ChatItem::WrapColumnFinder::~WrapColumnFinder() { delete layout; } -int ChatItem::WrapColumnFinder::nextWrapColumn() { +qint16 ChatItem::WrapColumnFinder::nextWrapColumn() { while(wordidx < wrapList.count()) { w += wrapList.at(wordidx).width; if(w >= item->width()) {