diff options
author | Lars Knoll <lars.knoll@qt.io> | 2017-12-30 17:39:21 +0100 |
---|---|---|
committer | Lars Knoll <lars.knoll@qt.io> | 2018-01-02 09:58:44 +0100 |
commit | 0f315adf9199efcfafa44371464ab6d1fc866774 (patch) | |
tree | 35b67591255624c670aff0579e45b2973f56fd81 /src/widgets/widgets/qabstractscrollarea.cpp | |
parent | 2b0eb3fac319a17dd92903106d501f0f06df871f (diff) | |
parent | 52b85212a2ec8ec5bf187f6cd00b669a45bcf0bd (diff) |
Merge remote-tracking branch 'origin/5.10' into dev
Conflicts:
.qmake.conf
sc/corelib/io/qfsfileengine_p.h
src/corelib/io/qstorageinfo_unix.cpp
src/platformsupport/eglconvenience/qeglpbuffer_p.h
src/platformsupport/input/libinput/qlibinputkeyboard.cpp
src/platformsupport/input/libinput/qlibinputpointer.cpp
src/plugins/platforms/cocoa/qcocoamenu.mm
src/plugins/platforms/ios/qiosscreen.h
src/plugins/platforms/ios/qioswindow.h
src/plugins/platforms/ios/quiview.mm
src/printsupport/dialogs/qpagesetupdialog_unix_p.h
src/printsupport/dialogs/qprintpreviewdialog.cpp
src/printsupport/widgets/qcupsjobwidget_p.h
src/widgets/widgets/qmenu.cpp
tests/auto/corelib/tools/qdatetime/tst_qdatetime.cpp
tests/auto/widgets/itemviews/qtreeview/tst_qtreeview.cpp
Change-Id: Iecb4883122efe97ef0ed850271e6c51bab568e9c
Diffstat (limited to 'src/widgets/widgets/qabstractscrollarea.cpp')
-rw-r--r-- | src/widgets/widgets/qabstractscrollarea.cpp | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/src/widgets/widgets/qabstractscrollarea.cpp b/src/widgets/widgets/qabstractscrollarea.cpp index 249ebd35d3..c6d66bafd4 100644 --- a/src/widgets/widgets/qabstractscrollarea.cpp +++ b/src/widgets/widgets/qabstractscrollarea.cpp @@ -334,16 +334,27 @@ void QAbstractScrollAreaPrivate::setSingleFingerPanEnabled(bool on) void QAbstractScrollAreaPrivate::layoutChildren() { + bool needH = false; + bool needV = false; + layoutChildren_helper(&needH, &needV); + // Call a second time if one scrollbar was needed and not the other to + // check if it needs to readjust accordingly + if (needH != needV) + layoutChildren_helper(&needH, &needV); +} + +void QAbstractScrollAreaPrivate::layoutChildren_helper(bool *needHorizontalScrollbar, bool *needVerticalScrollbar) +{ Q_Q(QAbstractScrollArea); bool htransient = hbar->style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, hbar); - bool needh = (hbarpolicy != Qt::ScrollBarAlwaysOff) && ((hbarpolicy == Qt::ScrollBarAlwaysOn && !htransient) - || ((hbarpolicy == Qt::ScrollBarAsNeeded || htransient) - && hbar->minimum() < hbar->maximum() && !hbar->sizeHint().isEmpty())); + bool needh = *needHorizontalScrollbar || ((hbarpolicy != Qt::ScrollBarAlwaysOff) && ((hbarpolicy == Qt::ScrollBarAlwaysOn && !htransient) + || ((hbarpolicy == Qt::ScrollBarAsNeeded || htransient) + && hbar->minimum() < hbar->maximum() && !hbar->sizeHint().isEmpty()))); bool vtransient = vbar->style()->styleHint(QStyle::SH_ScrollBar_Transient, 0, vbar); - bool needv = (vbarpolicy != Qt::ScrollBarAlwaysOff) && ((vbarpolicy == Qt::ScrollBarAlwaysOn && !vtransient) - || ((vbarpolicy == Qt::ScrollBarAsNeeded || vtransient) - && vbar->minimum() < vbar->maximum() && !vbar->sizeHint().isEmpty())); + bool needv = *needVerticalScrollbar || ((vbarpolicy != Qt::ScrollBarAlwaysOff) && ((vbarpolicy == Qt::ScrollBarAlwaysOn && !vtransient) + || ((vbarpolicy == Qt::ScrollBarAsNeeded || vtransient) + && vbar->minimum() < vbar->maximum() && !vbar->sizeHint().isEmpty()))); QStyleOption opt(0); opt.init(q); @@ -522,6 +533,8 @@ void QAbstractScrollAreaPrivate::layoutChildren() viewportRect.adjust(left, top, -right, -bottom); viewport->setGeometry(QStyle::visualRect(opt.direction, opt.rect, viewportRect)); // resize the viewport last + *needHorizontalScrollbar = needh; + *needVerticalScrollbar = needv; } /*! |