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2 cards from this section. Quick, good the night before a test.
What is a callback in a GUI?
Think about user interaction and response.
How do you define a callback for a push button in SciLab?
Look at the syntax for creating a button.
What command would you use to create a push button that triggers a callback?
Look for the correct command format.
True or False: A callback must always return a value.
Consider the purpose of a callback function.
Create a GUI application that contains a push button and a text box. When the button is clicked, the application should display the text written in the text box as a message box.
Consider how to read data from an editable text box.
Design a SciLab GUI with multiple buttons that change the color of a panel based on which button is pressed. Each button should have a different color.
Think about using RGB values to define the colors in your functions.
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