Download presentation
Presentation is loading. Please wait.
Published byClaire Underwood Modified over 8 years ago
1
ListBox and ComboBox Controls 7.5 – Book One on the computers
2
ListBox and ComboBox? What are they used for? Used in applications to present list of choices! What advantage does a pre-made list have to the user? Why might it be important to the application?
3
It allows the user to click on an item instead of having to type it out. Pre-made lists also ensure that data is entered uniformly (no misspellings, a limited number of possible responses, etc.). The application can process the information more easily.
4
Differences between ListBox and ComboBox! ControlAppearance of ListSelection From List ListBoxList always shows,Click item in list scrollbar added if list is longer than control’s size. ComboBox (Style = 0)Drop-down list.Click item in list or type item directly in ComboBox’s text box. ComboBox (Style = 1)List always shows, Click item in list or type scroll bar added if listsitem directly in Combo’s is longer than control’s text box. size. ComboBoxDrop-down list.Click item in list. (Style = 2)
5
Properties to access Listbox and Combobox? Property that allows you to enter a list of data is called a List. Hint: When entering your list in the list property press CTRL + ENTER after each item that you enter.
6
Try-It 7.5.1 Create a form with a ListBox control and a ComboBox control. In each of them, enter a list of all the students in your class. Which control do you think works better for keeping this list?
Similar presentations
© 2025 SlidePlayer.com. Inc.
All rights reserved.