What are heavyweight and lightweight components give the difference between them?
A heavyweight component is one that is associated with its own native screen resource (commonly known as a peer). A lightweight component is one that “borrows” the screen resource of an ancestor (which means it has no native resource of its own — so it’s “lighter”).
What is lightweight and heavyweight components in Java?
There are two kinds of graphics components in the Java programming language: heavyweight and lightweight. A heavyweight component is associated with its own native screen resource (commonly known as a peer). swing package, such as JButton and JLabel, are lightweight components.
What is heavyweight and lightweight?
lightweight, 132 pounds (60 kg) middleweight, 165 pounds (75 kg) light heavyweight, 178 pounds (81 kg) heavyweight, 201 pounds (91 kg) super heavyweight, any weight over 201 pounds (91 kg)
Why AWT components are heavy weight?
AWT components are heavyweight components, because they rely on the local platform’s windowing system to determine their functionality and their look-and-feel. Several Swing components are heavyweight components.
Why is Java Swing lightweight?
Swing. A Swing component is said to be a lightweight component because it written entirely in Java and does the high-level display work itself, rather than relying on code provided by your computer’s operating system.
What is Java Swing components?
Introduction to Swing Components in Java. Swing components are the basic building blocks of an application. Every application has some basic interactive interface for the user. For example, a button, check-box, radio-button, text-field, etc. These together form the components in Swing.
Why is Swing light weight?
A Swing component is said to be a lightweight component because it written entirely in Java and does the high-level display work itself, rather than relying on code provided by your computer’s operating system.
Why are swings called lightweight and AWT called heavy weight?
AWT is said to be “Heavyweight” because basically each AWT component is a native platform component. AWT is implemented on top of the platform’s native GUI toolkit. This also explains why AWT was pretty limited compared to Swing.
Can a lightweight fight a heavyweight?
Maybe a lightweight with speed and power can beat a slow and obese heavyweight by decision at best but it is still unlikely due to the difference in power, a few clean hits would be too much for the smaller opponent. A skilled boxer of a lighter weight — even as low as say 118 lbs, can beat a poor heavyweight.
How heavy is Tyson Fury?
Fury weighed 245.5 pounds (111.4 kg), marginally lighter than the Rogan fight.
What are different AWT components?
- Button (java. awt.
- Checkboxes (java. awt.
- Radio Buttons (java. awt.
- Choice Buttons (java. awt.
- Labels (java. awt.
- TextFields (java.awt.TextField) Are areas where the user can enter text.
- An Example Component Application.
Is Swing lightweight programming?
Swing is considered lightweight because it is fully implemented in Java, without calling the native operating system for drawing the graphical user interface components.
What’s the difference between lightweight and heavyweight components?
These elements are named “heavy weight”. Heavyweight components like “AWT” components must be drawn using native GUI on a specific platform. Where lightweight components like “Swing” components are drawn by java and don’t rely on native GUI.
Is it possible to mix heavyweight and lightweight components in Java?
Historically, in the Java language, mixing heavyweight and lightweight components in the same container has been problematic. However, as of the JDK 6 Update 12 and JDK 7 build 19 releases, mixing heavyweight and lightweight components is easy to accomplish. This article explains some details you might need to know.
What’s the difference between AWT and heavy weight?
However the AWT elements are mapped directly to the appropriate platform elements, so UI discovery tool will see them. These elements are named “heavy weight”. Heavyweight components like “AWT” components must be drawn using native GUI on a specific platform.
Which is a heavyweight component in java.awt?
A heavyweight component is associated with its own native screen resource (commonly known as a peer ). Components from the java.awt package, such as Button and Label, are heavyweight components.