Combo Box Event handling

[smajidali26]

i am using two combo boxes and in first combo box i have Undergraduate program names and second one have Semester no.

when i m clicking and selecting first combo box value , i m getting respective no of semester from array list and inserting into second combo by calling construtor.

but the problem is that my second combo box is not update in window. what is the possible solution to get update values.

[hardwired]

Get the respective index of the semester number for the second comboBox and call
semesterCombo.setSelectedIndex(index)