Adding a Control to a Container - Java

To simplify user interaction and make data entry easier, you can use java controls. Controls are components, such as buttons, labels and text boxes, that can be added to containers like frames, panels and applets. The Java.awt package provides an integrated set of classes to manage user interface components.

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By: Gayathri Gokul

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October 20, 2003

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TOOLS YOU CAN USE

In order to add a control to a container, you need to perform the following two steps.

Create an object of the control by passing the required arguments to the constructor.

Add the component (control) to the container.

Controls in Java

Controls	Functions
Textbox	Accepts single line alphanumeric entry.
TextArea	Accepts multiple line alphanumeric entry.
Push button	Triggers a sequence of actions.
Label	Displays Text.
Check box	Accepts data that has a yes/no value. More than one checkbox can be selected.
Radio button	Similar to check box except that it allows the user to select a single option from a group.
Combo box	Displays a drop-down list for single item selection. It allows new value to be entered.
List box	Similar to combo box except that it allows a user to select single or multiple items. New values cannot be entered.