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What is AWT in java

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In this Example we will describe AWT in java. AWT in java stands for Abstract Windowing Toolkit and is a package available with JDK.

What is AWT in java

In this Example we will describe awt in java. The awt in java stands for Abstract Windowing Toolkit and is a package available with JDK. awt contains all classes and develops user interface objects like buttons, checkboxes, radio buttons, menus etc click here What is AWT in java full tutorials

We have described Interface and Description of AWT Package:-

            Interfaces and Descriptions of AWT Package:
ActionEvent is used for handling events.
Adjustable takes numeric value to adjust within the bounded range.
Composite defines methods to draw a graphical area. It combines a shape, text, or image etc.
CompositeContext allows the existence of several context simultaneously for a single composite object. It handles the state of the operations.
ItemSelectable is used for maintaining zero or more selection for items from the item list.
KeyEventDispatcher  implements the current KeyboardFocusManager and it receives KeyEvents before despatching their targets.
KeyEventPostProcessor implements the current KeyboardFocusManager. The KeyboardFocusManager receives the KeyEvents after that dispatching their targets.
LayoutManager defines the interface class and it has layout containers.
LayoutManager2 is the interface extends from the LayoutManager and is subinterface of that. 
MenuContainer has all menu containers.
Paint is used to color pattern. It used for the Graphics2Doperations.
PaintContext is used the color pattern. It provides an important color for the Graphics2D operation and uses the ColorModel.
PaintGraphics provides print a graphics context for a page.
Shape is used for represent the geometric shapes.
Stroke allows the Graphics2D object and contains the shapes to outline or stylistic representation of outline.
Transparency defines the transparency mode for implementing classes.

Program Description

In this example We have create frame in java AWT package. The frame in java works like the main window where your components are added to develop a application. In the Java AWT, top-level windows are represented by the Frame class and we create Label, A Label object is a component for placing text in a container. A label displays a single line of read-only text. The text can be changed by the application, but a user cannot edit it directly.

Simple Example

import java.awt.Frame;
import java.awt.Label;
public class FrameExample {
	public static void main(String[] args){
		Frame frame = new Frame("First Example AWT Frame");
		Label lbl = new Label("Welcome to Roseindia.net.",Label.CENTER);
		frame.add(lbl);
		frame.setSize(400,400);
		frame.setVisible(true);
		  }
		}
	

Download source code

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Posted on: July 20, 2013

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