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Scrolling works:

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* enable ScrollBarAsNeeded.
* small cleanups.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@22615 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Abdelrazak Younes 2008-01-17 17:47:01 +00:00
parent ae0667c112
commit 29918a2292
1 changed files with 4 additions and 8 deletions
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12
src/frontends/qt4/GuiWorkArea.cpp
View File

@ -207,7 +207,6 @@ GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & lv)
cursor_ = new frontend::CursorWidget();
cursor_->hide();
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOn);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setAcceptDrops(true);
setMouseTracking(true);
@ -231,9 +230,6 @@ GuiWorkArea::GuiWorkArea(Buffer & buffer, GuiView & lv)
QObject::connect(verticalScrollBar(), SIGNAL(actionTriggered(int)),
this, SLOT(adjustViewWithScrollBar(int)));
// PageStep only depends on the viewport height.
verticalScrollBar()->setPageStep(viewport()->height());
LYXERR(Debug::GUI, "viewport width: " << viewport()->width()
<< " viewport height: " << viewport()->height());
@ -460,14 +456,15 @@ void GuiWorkArea::toggleCursor()
void GuiWorkArea::updateScrollbar()
{
ScrollbarParameters const & scroll_ = buffer_view_->scrollbarParameters();
verticalScrollBar()->setTracking(false);
ScrollbarParameters const & scroll_ = buffer_view_->scrollbarParameters();
verticalScrollBar()->setRange(scroll_.min, scroll_.max);
verticalScrollBar()->setPageStep(scroll_.page_step);
verticalScrollBar()->setSingleStep(scroll_.single_step);
verticalScrollBar()->setValue(scroll_.position);
// verticalScrollBar()->setSliderPosition(scroll_.position);
verticalScrollBar()->setSliderPosition(scroll_.position);
verticalScrollBar()->setTracking(true);
}
@ -481,7 +478,7 @@ void GuiWorkArea::adjustViewWithScrollBar(int action)
else if (action == QAbstractSlider::SliderPageStepSub)
buffer_view_->scrollUp(viewport()->height());
else
buffer_view_->scrollDocView(verticalScrollBar()->sliderPosition());
buffer_view_->scrollDocView(verticalScrollBar()->value());
if (lyxrc.cursor_follows_scrollbar) {
buffer_view_->setCursorFromScrollbar();
@ -755,7 +752,6 @@ void GuiWorkArea::paintEvent(QPaintEvent * ev)
// << " y: " << rc.y() << " w: " << rc.width() << " h: " << rc.height());
if (need_resize_) {
verticalScrollBar()->setPageStep(viewport()->height());
screen_ = QPixmap(viewport()->width(), viewport()->height());
resizeBufferView();
updateScreen();