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branch: Fix bug #5998: Crash when closing a LyX window with split views.

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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_1_6_X@30762 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Vincent van Ravesteijn 2009-07-24 20:23:17 +00:00
parent 5d2a712467
commit 06bb52c1af
1 changed files with 14 additions and 4 deletions
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18
src/frontends/qt4/GuiView.cpp
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@ -529,12 +529,22 @@ void GuiView::closeEvent(QCloseEvent * close_event)
setFocus();
GuiWorkArea const * active_wa = currentWorkArea();
int splitter_count = d.splitter_->count();
for (; splitter_count > 0; --splitter_count) {
TabWorkArea * twa = d.tabWorkArea(0);
// We might be in a situation that there is still a tabWorkArea, but
// there are no tabs anymore. This can happen when we get here after a
// TabWorkArea::lastWorkAreaRemoved() signal. Therefore we count how
// many TabWorkArea's have no documents anymore.
int empty_twa = 0;
// We have to call count() each time, because it can happen that
// more than one splitter will disappear in one iteration (bug 5998).
for (; d.splitter_->count() > empty_twa; ) {
TabWorkArea * twa = d.tabWorkArea(empty_twa);
int twa_count = twa->count();
for (; twa_count > 0; --twa_count) {
if (twa_count == 0)
++empty_twa;
for (; twa_count; --twa_count) {
twa->setCurrentIndex(twa_count-1);
GuiWorkArea * wa = twa->currentWorkArea();