X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fqtui%2Fchatview.cpp;h=fe196d06c63e1eb1b39abb64a20095778295fe0b;hp=6b2d1f59b1244a381b5affa27f2cd9992a422973;hb=f091c08e33f4cc2ed63afebab0ae90f2dad55139;hpb=0bf67c91326f45df940f52b506da70fb2a8a3e6e diff --git a/src/qtui/chatview.cpp b/src/qtui/chatview.cpp index 6b2d1f59..fe196d06 100644 --- a/src/qtui/chatview.cpp +++ b/src/qtui/chatview.cpp @@ -47,7 +47,7 @@ ChatView::ChatView(MessageFilter *filter, QWidget *parent) void ChatView::init(MessageFilter *filter) { setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); - // setAlignment(Qt::AlignBottom); + setAlignment(Qt::AlignBottom); setInteractive(true); setOptimizationFlags(QGraphicsView::DontClipPainter | QGraphicsView::DontAdjustForAntialiasing); setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate); @@ -55,7 +55,7 @@ void ChatView::init(MessageFilter *filter) { _scene = new ChatScene(filter, filter->idString(), viewport()->width() - 2, this); // see below: resizeEvent() connect(_scene, SIGNAL(sceneRectChanged(const QRectF &)), this, SLOT(sceneRectChanged(const QRectF &))); - //connect(_scene, SIGNAL(lastLineChanged(QGraphicsItem *)), this, SLOT(lastLineChanged(QGraphicsItem *))); + connect(_scene, SIGNAL(lastLineChanged(QGraphicsItem *)), this, SLOT(lastLineChanged(QGraphicsItem *))); setScene(_scene); connect(verticalScrollBar(), SIGNAL(valueChanged(int)), this, SLOT(verticalScrollbarChanged(int))); @@ -72,17 +72,18 @@ void ChatView::resizeEvent(QResizeEvent *event) { } void ChatView::lastLineChanged(QGraphicsItem *chatLine) { - // FIXME: if vbar offset < chatline height -> centerOn(chatLine); - centerOn(chatLine); + QAbstractSlider *vbar = verticalScrollBar(); + Q_ASSERT(vbar); + if(vbar->maximum() - vbar->value() <= chatLine->boundingRect().height() + 5) { // 5px grace area + vbar->setValue(vbar->maximum()); + } } void ChatView::verticalScrollbarChanged(int newPos) { QAbstractSlider *vbar = verticalScrollBar(); Q_ASSERT(vbar); - if(vbar->maximum() - vbar->value() <= 5) // FIXME workaround the fact that the view gets scrolled up a few px on buffer change - vbar->setValue(vbar->maximum()); - + // check for backlog request if(newPos < _lastScrollbarPos) { int relativePos = 100; if(vbar->maximum() - vbar->minimum() != 0)