void QWidgetPrivate::updateFrameStrut()
{
Q_Q(QWidget);
if (q->data->fstrut_dirty) {
if (QTLWExtra *te = maybeTopData()) {
if (te->window) {
if (const QPlatformWindow *pw = te->window->handle()) {
const QMargins margins = pw->frameMargins();
if (!margins.isNull()) {
te->frameStrut.setCoords(margins.left(), margins.top(), margins.right(), margins.bottom());
q->data->fstrut_dirty = false;
}
}
}
}
}
}
QMargins MainPanel::FixRatioTransform(const QMargins &g)
{
if(g.isNull())
return g;
Screen* s = ui->panel->CurrentPage()->ScreenWidget();
QSize intend = (s->geometry() + g).size();
int sum = g.left()+g.top()+g.right()+g.bottom();
QSize except = _fixRatio.scaled(intend, (sum > 0 ? Qt::KeepAspectRatioByExpanding : Qt::KeepAspectRatio)) - s->size();
QMargins ret;
qreal h = g.left() + g.right();
qreal v = g.top() + g.bottom();
if(h)
{
ret.setLeft(g.left() / h * except.width());
ret.setRight(g.right() / h * except.width());
}
else
ret.setRight(except.width());
if(v)
{
ret.setTop(g.top() / v * except.height());
ret.setBottom(g.bottom() / v * except.height());
}
else
ret.setBottom(except.height());
return ret;
}
