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Member Avatar for dsmush

[SIZE=4][FONT=Arial]Hi, I'm creating an application that makes use of the GridBagLayout as it is the most useful layout manager for what I need. I made a JPanel and added it to the frame. The result I'm currently getting during run-time is a JFrame with a JPanel placed in the center. …

Member Avatar for Toby_6
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Member Avatar for OnlyThierry

Hello, I would like to develop a sprite editor. Therefore I have programmed a software like paint. As you can see on the picture, on the right, there is a canvas with a grid on it. I use a GridBagLayout to manage every widgets inside my window. The canvas is …

Member Avatar for JamesCherrill
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577
Member Avatar for John_165

In my Food Tab, I wanted to achieve this [Click Here](https://sfault-image.b0.upaiyun.com/358/064/3580648794-597611aa1f701) But I only able to get this [Click Here](https://sfault-image.b0.upaiyun.com/779/111/779111227-5976120f6955a) How can I increase the width of the JTextField which are in Food Tab ? Below is my code public class FoodOrdering { static private JFrame frame; static private JTextField …

Member Avatar for JamesCherrill
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910
Member Avatar for Tre Sivileo

Hey new to JDBC SQL DERBY and Java so I don't know why but my Jtable only shows the columns. Here are my codes for my LeaderboardDAO class. public class LeaderboardDAO extends Dao { private static final Logger LOG = LogManager.getLogger(PlayerDAO.class); public static final String TABLE_NAME = "leaderboard"; private static …

Member Avatar for Tre Sivileo
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Member Avatar for Doogledude123

Flickering occurs when Active Rendering with JPanel, not sure why as I've done this before (couldn't find source code of that project however). Relevant Code: Graphics g = projectDCWindow.getWindowGraphics(); // Gets the Graphics Object from a JFrame g.setColor(Color.BLACK); g.fillRect(0, 0, (int) ProjectDCInfo.getDefaultWindowSize().getWidth(), (int) ProjectDCInfo.getDefaultWindowSize().getHeight()); // Clears the screen projectDCGSM.get().render(g); // …

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Member Avatar for 47pirates

I'm trying to give access to client computer from my server and also tryin to revoke the granted access... the grant is successful but the revoking is not working please help. hms is the satabase that i want to give access to my clients.. my code try { Connection con …

Member Avatar for stultuske
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Member Avatar for andruluchko

Hello, I try to rename file or directory using JFileChooser() and JButton(). But it gives me a NullPointer exeption. I have FileChooser, Button and TextField where I write new name for my file or directory. Can you say where I go wrong and how to solve this problem. // button …

Member Avatar for mKorbel
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Member Avatar for Nation

I have a JTable that a user can input data. I have an image that I would want to put at the top of my page when printed and also another image that I would want to work as footer. How do I print these on the same page including …

Member Avatar for mKorbel
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Member Avatar for Pravinrasal

Following is my program i need to add scroll to jframe and I have paint method in it package other; import java.awt.BasicStroke; import java.awt.Color; import java.awt.Container; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.ScrollPane; import java.awt.Stroke; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.geom.Line2D; import javax.swing.*; public class MainDrawCycle extends JPanel implements ActionListener { …

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Member Avatar for moaz.amin.37

hello every body. I need a book at java swing package.i am new in java programming and i want to learn GUI so plz help me. i want to download book of herbert schildt. book name swing a beginner guide Author Herbert Schildt

Member Avatar for stultuske
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347
Member Avatar for stikku

Is it possible to call repaint() inside the main()?I have tried the code below.But its not working public mypanel() { initComponents(); repaint(100,150,40,40); } protected void paintComponent(final Graphics g) { final Graphics2D g2 = (Graphics2D)jLabel2.getGraphics(); g2.drawRect(100,150,40,40); } //above code doesnt provide any output private void formMouseClicked(java.awt.event.MouseEvent evt) { repaint(100,150,40,40) } this …

Member Avatar for JamesCherrill
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Member Avatar for pankajagar2002

Hi, We are facing font issue in our java swing application in linux. Kindly help to solve issue. In our application we are explicity setting font as 'Arial' for labels and others in swing Application. Since Arial is not available in linux so it picks 'Lucida Sans Regular' as default …

Member Avatar for iamthwee
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Member Avatar for Xabush

I'm working on a project on my own and wanted to create an JComponent or JFrame that looks like the following screenshot. ![8557bdcb155e0af7b29ae22b32d6f984](/attachments/small/4/8557bdcb155e0af7b29ae22b32d6f984.JPG "align-left") ![8557bdcb155e0af7b29ae22b32d6f984](/attachments/small/4/8557bdcb155e0af7b29ae22b32d6f984.JPG "align-left") ![8557bdcb155e0af7b29ae22b32d6f984](/attachments/small/4/8557bdcb155e0af7b29ae22b32d6f984.JPG "align-left") ![8557bdcb155e0af7b29ae22b32d6f984](/attachments/small/4/8557bdcb155e0af7b29ae22b32d6f984.JPG "align-left") ![8557bdcb155e0af7b29ae22b32d6f984](/attachments/small/4/8557bdcb155e0af7b29ae22b32d6f984.JPG "align-right") Here is its layout. ![e687f5cd32e6536ff8d0e3406b83b9e2](/attachments/small/4/e687f5cd32e6536ff8d0e3406b83b9e2.png "align-left") ![e687f5cd32e6536ff8d0e3406b83b9e2](/attachments/small/4/e687f5cd32e6536ff8d0e3406b83b9e2.png "align-left") I would appreciate it if you showed me by an …

Member Avatar for mKorbel
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286
Member Avatar for Xabush

I'm trying to create a JTextPane that has the following properties: 1. Vowel letters are colored in green 2. Consonants are colored in blue 3. Numbers are colored in red 4. And the maximum number of characters is 26 and all characters are in Upper Case To achieve this I …

Member Avatar for Xabush
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Member Avatar for Tomi1988

Hi! I'd like to create a simple table game by Swing. I have a JFrame and a JPanel variable. I want to add JButtons to this JPanel, but I'd like to create an own class. I made a class that extends JButton (inheritence): public class GameField extends JButton {...} So …

Member Avatar for JamesCherrill
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168
Member Avatar for murali2489

Dear All, In Java Swing, for all components there is a setSize method which takes int height and width as arguments. And we will pass parameters like 600,500 & 400,300 etc... My doubt is what is the unit of these height and width . I mean on what unit, the …

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Member Avatar for madhura_1

hiii.. I got this strange problem.i m refreshing my jframe after every second.This jframe contains a button called addbutton.This addbutton opens another jframe.and that jframe contains a JComboBox .The problem is after every second the JComboBox is getting refreshed.I dont understand why.Before the user gets time to select any item …

Member Avatar for madhura_1
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Member Avatar for vivosmith

import java.awt.Point; import javax.swing.*; import java.awt.Graphics; import java.awt.event.MouseEvent; import java.awt.event.MouseMotionAdapter; import javax.swing.JPanel; public class painttest extends JPanel { private int pointCount = 0; private Point[] points = new Point[1000]; public painttest(){ addMouseMotionListener(new MouseMotionAdapter() {public void MouseDragged(MouseEvent event){ if(pointCount<points.length) {points[ pointCount ] = event.getPoint(); // find point ++pointCount; // increment number …

Member Avatar for mKorbel
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Member Avatar for vivosmith

import java.awt.Color; import java.awt.event.ItemListener; import java.awt.event.ItemEvent; import javax.swing.*; public class framed implements ItemListener { JToggleButton jtButton; public JPanel createAndShowNewPane() { JPanel GUI= new JPanel(); GUI.setLayout(null); JPanel buttonPane= new JPanel(); buttonPane.setLayout(null); buttonPane.setSize(200,300); buttonPane.setLocation(0,0); GUI.add(buttonPane); jtButton= new JToggleButton("On"); jtButton.setSize(90,50); jtButton.setLocation(100,0); jtButton.addItemListener(this); buttonPane.add(jtButton); return GUI; } public static void window(){ JFrame.setDefaultLookAndFeelDecorated(true); JFrame frame= …

Member Avatar for vivosmith
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Member Avatar for murali2489

Hi All, I have just finished reading fundamental topics in Java and now i have decided to do a New Project in Java which comprises all basic features of Java. I need help in Understanding/visualizing the architecture / Design model for my Project. Specification is : 1 . Develop a …

Member Avatar for stultuske
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Member Avatar for Deve

**I want to enter the value in jtable run time and want to dispaly its sum on same jtable when i pressed calculated button ** how to do please help :) import java.awt.BorderLayout; import java.awt.EventQueue; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.sql.*; import java.util.Vector; import java.util.logging.Level; import java.util.logging.Logger; import javax.swing.*; import …

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Member Avatar for Wolfenstien

Hi! Im new to Java and iv been studying GUI's in it. Just started with swing and tried to make this giu for a calcularot. but it doesnt execute and gives me "java.lang.NoClassDefFoundError" error. im a total noob so i cant figure it out. i'd really appreciate it someone could …

Member Avatar for Wolfenstien
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Member Avatar for Deve

**Bold Text Here** hey any one can help me sort out my problem.. when i enter the customer id then in tabular format i want its all detail. how to do.. like in textBox i enter customer id as 1 then pressed ok button then in new frame or in …

Member Avatar for peter_budo
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Member Avatar for vishalonne

I am using Netbeans 7.1 and MySQL. I need 1 column in jtable which will contain jradiobutton and user can select any 1 row's jradiobutton Please refer the fig for detail. After selecting RB further processing will be done on jbutton click event. ![64496cca6997d07cf995950d67a3e3f0](/attachments/large/2/64496cca6997d07cf995950d67a3e3f0.JPG "64496cca6997d07cf995950d67a3e3f0") Here is the code - …

Member Avatar for mKorbel
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Member Avatar for wolwayne

I have one tab by default (tab1) New tabs are generated , equal to 'No of rooms'. The dynamically generated tabs have same structure as of the default tab. I don't know the name of textfields of newly generated tabs. How can I find the name of jtexfields generated on …

Member Avatar for mKorbel
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Member Avatar for Jasonfran

Hello, I have created a GUI using the Netbeans GUI Builder and I have a JTextArea that I want to output to, but because I need to use threads I am doing a lot of processing in an external thread. I am having issues outputting data from the thread class …

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Member Avatar for Tango2010

Hi, I wonder if anyone can possibly help. I am trying to teach myself how to integrate a Java video into a Java GUI / Swing Application. I am pretty competent with building Java graphical user interfaces and the background Java application code, however I am puzzled with how difficult …

Member Avatar for nvrandow
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476
Member Avatar for dragonofspam

I need some help figuring out where I have gone wrong on my program. It is a classic classroom program, where the program creates a random number and gives high, low response untill the user enters the correct number. I have the GUI working and I know the action to …

Member Avatar for stultuske
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Member Avatar for mKorbel

- Please how is possible (probably dirty hack) to create [How to Create Translucent and Shaped Windows](http://docs.oracle.com/javase/tutorial/uiswing/misc/trans_shaped_windows.html) - undecorated container (returns *java.awt.IllegalComponentStateException: The frame is displayable.*) - change Look and Feel for (returns *AWT-EventQueue-0" java.awt.IllegalComponentStateException: The frame is decorated*) - by using code from linked official tutorial . import java.awt.*; …

Member Avatar for mKorbel
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Member Avatar for wolwayne

I am making an examination system desktop application in Java Swing. I have a frame named 'show_class_question' frame. This frame is used to display questions and four options from database. Whenever user clicks 'Next' button I am calling this same frame (show_class_question) again and agian from itself (self - refrencing) …

Member Avatar for stultuske
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The End.