Swing Interview Questions
Questions Answers Views Company eMail

what is difference between checked and unchecked exception plz explain examples ?

Fujitsu,

5 19540

how can u handle runtime exceptions in java plz explain with examples briefly?

Fujitsu, IBM,

3 18046

how to give transparency for JComboBox,JListBox and JTable

TCS,

2 8409

How to merging the particular cells in JTable

1 10557

how to give transparency to JComboBox,JList and JTable

Ness Technologies,

5 17545

when i run Frame program, it display output in supparate window.i try to close using "X" it not close.min'-' & max'+' are working.pls what is problem? i run in editplus. folowing program i given. import java.awt.*; class Form1 { Frame f1=new Frame("loginpage"); Label l1=new Label("username"); Label l2=new Label("password"); TextField tf1=new TextField(); TextField tf2=new TextField(); Button b1=new Button("submit"); Form1() { f1.setLayout(new FlowLayout()); f1.add(l1); f1.add(tf1); f1.add(l2); f1.add(tf2); f1.add(b1); f1.setSize(437,440); f1.setVisible(true); //f1.dispose(); } public static void main(String[] args) { Form1 f=new Form1(); } }

4 7837

Difference between ligt weight and heavy weight?

5 26051

can we create a object in static block class A { static { A a=new A(); } }

Cap Gemini,

7 15876

Hello ..Friends. I need a Code which makes a software of Enter the cheque Details.. means any enduser enter the details in a Particular field that should be printed on the paper On Cheque. at the backend side it sholud be printed on pdf file. Thanks in Advance

2119

I want to use the markerfor playing a video using the jmf.Suppose my video length is of 2 hours.I want it to play ex-15 mintue or 20 mintue and should stop after assigning the time.I am providing my piece of code............please help me.... package com.jha.cdac.lila.praveen; import java.awt.BorderLayout; import java.awt.Component; import java.awt.Container; import java.awt.Dimension; import java.awt.Toolkit; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.io.File; import java.net.URL; import javax.media.ControllerAdapter; import javax.media.Manager; /** * * @author vinays */ import javax.media.Player; import javax.media.RealizeCompleteEvent; import javax.media.Time; import javax.swing.JFrame; public class PlayVideo extends javax.swing.JFrame{ Player player; Component center; Component south; // this code is required for playing the video file of mpeg,mp4,mp3,3gp,rm,flv, //wmf,mpv,vob,qt and the asf extension public PlayVideo() { File file = new File("Lesson1.mpg"); try { load(file); // load() } catch (Exception ex) { //Logger.getLogger(LessonNarrative.class.getName ()).log(Level.SEVERE, null, ex); System.out.println("Error while loading file............"+ex); } } //the piece of code given below is used to load the file which user want to play. public void load(final File file) //load the file throws Exception { URL url = file.toURL(); final Container contentPane = getContentPane(); if (player != null) { player.stop(); } // MediaLocator mediaLocator=new MediaLocator (file.toURL()); // DataSource dataSource=Manager.createDataSource (mediaLocator); // player=Manager.createPlayer(url); player = Manager.createRealizedPlayer(url); ControllerAdapter listener = new ControllerAdapter() { @Override public void realizeComplete( RealizeCompleteEvent event) { Component vc = player.getVisualComponent(); player.getVisualComponent(); if (vc != null) { contentPane.add(vc, BorderLayout.CENTER); center = vc; } else { if (center != null) { contentPane.remove(center); contentPane.validate(); } } Component cpc = player.getControlPanelComponent(); if (cpc != null) { contentPane.add(cpc, BorderLayout.SOUTH); south=cpc; } else { if (south != null) { contentPane.remove(south); contentPane.validate(); } } pack(); // //setTitle(file.getName()); //to get the title of Video or Audio File } }; Time tm=new Time(30.4402403); Time tm1=new Time(5.7256199); player.addControllerListener(listener); player.setMediaTime(tm1); player.setStopTime(tm); // player.setMediaTime(new Time(5.0)); //player.setStopTime(new Time(73)); player.realize(); player.start(); } public static void main(String args[]) throws ClassNotFoundException { PlayVideo pv = new PlayVideo(); JFrame f = new JFrame("Lesson1"); f.addWindowListener(new WindowAdapter() { @Override public void windowClosing(WindowEvent e) { System.exit(0); } }); f.getContentPane().add("Center", pv); f.pack(); Dimension screenSize = Toolkit.getDefaultToolkit ().getScreenSize(); int w = 420; int h = 140; pv.setLocation(screenSize.width/2 - w/2, screenSize.height/2 - h/2); pv.setSize(w, h); pv.setVisible(true); }

3866

When i m clicking on next another frame is open but i want to hide the previous frame...........but it is not happening....still both frame are visible........how to make one frame to hide.......please help me.......

9 12976

please any one explain this project: Minimizing recovery state in geographic ad hoc routing

IBM,

1 2906

Hello Everyone.. I m trying to develop a java swing application where i can display a doc file Jeditorpane or Jtextpane.

1759

am searching for the job based on java, swing, currently working small company. they are not giving any salary slip, offer letter. so if i try outside for MNC's they start with previous company details. what should i do..? please help me to get job and make my career.

eClinicalWorks,

2221

Explain the below Statement if(ae.getSource()==b1)

IPSG Systems, TCS,

2 3273


Post New Swing Questions

Un-Answered Questions { Swing }

Is swing thread-safe?

571


Why are swing components called lightweight?

548


What are differences between swing and awt?

531


How to move from one page to another in java swing?

623


Which window contains the swing controls?

534






How to align components in java swing?

587


What is sling swing?

540


Is javafx better than swing?

509


Which is better swing or awt?

537


Why swings are used in java?

527


What is swing components in java?

521


What is a swing application?

506


Is there any heavyweight component in swings?

519


Is swing still used?

505


Write a program to include the internal frame in swing.

553