Using the Combo Box widget

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 withList Widget. The QComboBoxclass is used for displaying combo boxes. Not only can you display text through a combo box, butpixmapstoo. Here are the methods provided by theQComboBoxclass:

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 item in the combo box as the currently chosen item.
count()	Returns the count of the items in the combo box.
setMaxCount()	Sets the maximum number of items that are allowed...