java how to activate a swing window in another class

by Ron Stokes 10 min read

What is JWindow in Java Swing?

Mar 05, 2012 · import javax.swing.JFrame; import javax.swing.JLabel; public class AnotherJFrame extends JFrame { public AnotherJFrame() { super("Another GUI"); setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); add(new JLabel("Empty JFrame")); pack(); setVisible(true); } }

What is an action event in Java Swing?

Another option would be to add a listener to the Breakout class so that it executes your code when the window opens, something like this: addWindowListener(new java.awt.event.WindowAdapter() { public void windowOpened(java.awt.event.WindowEvent evt) { //call a method that runs the program here!

Is it possible to open a second window in Java?

Sep 10, 2013 · I am trying to do a simple Jform and call it from another class. I want to use this Jframe in a server client application, but I don't know how to open the JFrame class from another class. Like user has to chose. 1- to open Jframe. 2- To Exit. So What am I doing wrong? Below are the codes: Jframe Class named

What is swing listener in Java?

After Completion of this video you will be able to understand1. how to add JFrame to open another jframe from existing 3. how to close current jframe i...


How do you call a JFrame from another JFrame?

0:515:17Calling a JFrame from Another JFrame in Java Swing - YouTubeYouTubeStart of suggested clipEnd of suggested clipButton say button B equal to nu J. Button and we'll name this ass. Let's say add form now what IMoreButton say button B equal to nu J. Button and we'll name this ass. Let's say add form now what I mean by this is if I click on this button B. It should call that add form.

How do you call a JFrame in main class?

Start class (This is the main class) public class Start{ private static CustomJFrame myFrame; public static void main(String[] args){ myFrame = new CustomJFrame(); //you can edit myFrame's properties here. } }Nov 16, 2015

Is Java Swing still used in 2020?

Absolutely yes. Legacy swing applications are still supported and enhanced. There is no alternative for that.Jun 27, 2014

How do I switch between windows in Java?

If you only have 2 windows that you want to swap between, it may be easiest to just use JFrame. setVisible() to swap between the two.Feb 26, 2011

How do you close a JFrame when another opens?

dispose will actually "destroy" the frame, by closing it and freeing up resources that it used. Here, you would call setVisible(false) on the picture frame if you intend to reopen it, or call dispose() on the picture frame if you will not be opening it again, so your program can free some memory.Jan 17, 2011

How do I make a table Swing?

Java JTable Example with ListSelectionListenerimport javax.swing.*;import javax.swing.event.*;public class TableExample {public static void main(String[] a) {JFrame f = new JFrame("Table Example");String data[][]={ {"101","Amit","670000"},{"102","Jai","780000"},{"101","Sachin","700000"}};More items...

Is Java Swing worth learning in 2021?

In 2021, Java is definitely worth learning. By any measure, it's one of the top two languages. The other is C or Python, depending who or where you ask. But don't spend too much time on any one Java framework, library, or set of standards.

What is replacing Java Swing?

JavaFX was intended to replace Swing as the standard GUI library for Java SE, but it has been dropped from new Standard Editions while Swing and AWT remain included, supposedly because JavaFX's marketshare has been "eroded by the rise of 'mobile first' and 'web first applications." With the release of JDK 11 in 2018, ...

Is it worth learning Java Swing in 2021?

While JavaFX gives you “better UX”, Swing is far better in terms of decoupling between your business logic and the visual presentation. There are many developers who still like Swing, so yes, Swing is still worth learning.

How do I switch between windows indexes?

Introduce startIndex to keep track of window handle that Iterator is pointing to. Use if / else comparison with startIndex and index to determine whether we should 1. Switch to the window handle iterator points to or 2. Move on to next window handle by calling hasNext() and index++ .Dec 11, 2019

What is CardLayout in Java?

A CardLayout object is a layout manager for a container. It treats each component in the container as a card. Only one card is visible at a time, and the container acts as a stack of cards. The first component added to a CardLayout object is the visible component when the container is first displayed.

How do I change Java version to 11?

0:332:19How to switch between the multiple Java versions(JDK) in windows 10YouTubeStart of suggested clipEnd of suggested clipAnd copy the bin path here and close everything and just go to the start here and search for edit.MoreAnd copy the bin path here and close everything and just go to the start here and search for edit. System environment variable and click on this environment variable.