Combo boxes are used for getting input from the user with an applied constraint; that is, the user will be shown certain options in the form of a popup list and he/she can only select from the available choices. A combo box takes less space when compared with List Widget. The QComboBox class is used for displaying combo boxes. Not only can you display text through a combo box, but pixmaps too. Here are the methods provided by the QComboBox class:
| Method | Usage |
| setItemText() | Sets or changes the text of the item in the combo box. |
| removeItem() | Removes the specific item from the combo box. |
| clear() | Removes all items from the combo box. |
| currentText() | Returns the text of the current item, that is, the item that is currently chosen. |
| setCurrentIndex() | Sets the current index of the combo box, that is, it sets the desired... |
