static void getOldExprForDimView(const KnobIPtr& knob, DimIdx dim, ViewIdx view, SetExpressionCommand::PerDimViewExprMap* ret)
{
DimensionViewPair key = {dim, view};
SetExpressionCommand::Expr& e = (*ret)[key];
e.expression = knob->getExpression(dim, view);
e.hasRetVar = knob->isExpressionUsingRetVariable(view, dim);
}
void
KnobSpinBox::focusInEvent(QFocusEvent* e)
{
_dnd->focusIn();
SpinBox::focusInEvent(e);
//Set the expression so the user can edit it easily
KnobGuiPtr k = knob.lock();
if (!k) {
return;
}
KnobIPtr knob = k->getKnob();
if (!knob) {
return;
}
std::string expr = knob->getExpression(dimension, view);
if ( expr.empty() ) {
return;
} else {
QLineEdit::setText( QString::fromUtf8( expr.c_str() ) );
setCursorPosition(expr.size() - 1);
}
}