Interactive Control and Callbacks

Program a response to user interaction, such as clicking on a graphics object or closing a figure window.

There are two properties that determine if and how objects respond to mouse clicks, PickableParts and HitTest.

Button down callbacks execute when users left-click on the graphics object for which the callback is assigned.

This example shows how to define a context menu, which enables you to provide choices to users for interaction with graphics objects.

This example shows how to define an object creation callback.

This example shows how to define an object deletion callback.

This example shows how a group of objects can pass a mouse click to a parent, which operates on all objects in the group.

This example shows how to pass mouse clicks to an obscured object.