protected Rectangle computePopupBounds(int px,int py,int pw,int ph
protected Rectangle computePopupBounds(int px,
int py,
int pw,
int ph)
Calculate the placement and size of the popup portion of the combo box based on the combo box location and the enclosing screen bounds. If no transformations are required, then the returned rectangle will have the same values as the parameters.
Parameters:
px - starting x location
py - starting y location
pw - starting width
ph - starting height
Returns:
a rectangle which represents the placement and size of the popup