setPanelPosition method
Set panel position WITHOUT animation.
This doesn't return a Future, as the effect is immediate.
Given value
is clamped between
PanelSize.closedHeight and PanelSize.expandedHeight.
Implementation
void setPanelPosition(double value) => controlling
? _setPanelPosition(panel!,
duration: Duration(milliseconds: 0), to: value)
: _printError();