diff options
Diffstat (limited to 'src/gui/kernel/qwidget.cpp')
| -rw-r--r-- | src/gui/kernel/qwidget.cpp | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/src/gui/kernel/qwidget.cpp b/src/gui/kernel/qwidget.cpp index 702652580..8b8a85341 100644 --- a/src/gui/kernel/qwidget.cpp +++ b/src/gui/kernel/qwidget.cpp @@ -505,7 +505,7 @@ void QWidget::setAutoFillBackground(bool enabled) been outlined to indicate their full sizes. If you want to use a QWidget to hold child widgets you will usually want to - add a layout to the parent QWidget. See \l{Layout Classes} for more + add a layout to the parent QWidget. See \l{Layout Management} for more information. @@ -3491,11 +3491,16 @@ bool QWidgetPrivate::setMinimumSize_helper(int &minw, int &minh) minh = qMax(minh, 0); } createExtra(); - if (extra->minw == minw && extra->minh == minh) + int mw = minw, mh = minh; + if (mw == QWIDGETSIZE_MAX) + mw = 0; + if (mh == QWIDGETSIZE_MAX) + mh = 0; + if (extra->minw == mw && extra->minh == mh) return false; - extra->minw = minw; - extra->minh = minh; - extra->explicitMinSize = (minw ? Qt::Horizontal : 0) | (minh ? Qt::Vertical : 0); + extra->minw = mw; + extra->minh = mh; + extra->explicitMinSize = (mw ? Qt::Horizontal : 0) | (mh ? Qt::Vertical : 0); return true; } @@ -3555,7 +3560,8 @@ bool QWidgetPrivate::setMaximumSize_helper(int &maxw, int &maxh) return false; extra->maxw = maxw; extra->maxh = maxh; - extra->explicitMaxSize = (maxw != QWIDGETSIZE_MAX ? Qt::Horizontal : 0) | (maxh != QWIDGETSIZE_MAX ? Qt::Vertical : 0); + extra->explicitMaxSize = (maxw != QWIDGETSIZE_MAX ? Qt::Horizontal : 0) | + (maxh != QWIDGETSIZE_MAX ? Qt::Vertical : 0); return true; } @@ -3634,6 +3640,8 @@ void QWidget::setBaseSize(int basew, int baseh) This will override the default size constraints set by QLayout. + To remove constraints, set the size to QWIDGETSIZE_MAX. + Alternatively, if you want the widget to have a fixed size based on its contents, you can call QLayout::setSizeConstraint(QLayout::SetFixedSize); @@ -3675,7 +3683,8 @@ void QWidget::setFixedSize(int w, int h) else d->updateGeometry_helper(true); - resize(w, h); + if (w != QWIDGETSIZE_MAX || h != QWIDGETSIZE_MAX) + resize(w, h); } void QWidget::setMinimumWidth(int w) @@ -8854,7 +8863,7 @@ QRegion QWidget::mask() const The layout manager sets the geometry of the widget's children that have been added to the layout. - \sa setLayout(), sizePolicy(), {Layout Classes} + \sa setLayout(), sizePolicy(), {Layout Management} */ QLayout *QWidget::layout() const { @@ -8884,7 +8893,7 @@ QLayout *QWidget::layout() const The QWidget will take ownership of \a layout. - \sa layout(), {Layout Classes} + \sa layout(), {Layout Management} */ void QWidget::setLayout(QLayout *l) |