jprogressbar | 易学教程

Can't get JProgressBar to update from SwingWorker class

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问题 I have my main GUI thread which has a JprogressBar in it and is implementing ProprtyChangeListener. When a button is pressed, a different class, which extends SwingWorker, kicks into action and performs a series of potentially long calculations. I need the progress bar in class A to present the progress according to a variable in Class B. My code is below (could be a bit messy with all my failed tries...) Would appreciate any help. GUI CLASS: SignalSimulator signalSimulator = new

Running a JFrame with a JProgressBar

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问题 public void myMethod { MyProgessBarFrame progFrame = new MyProgressBarFrame(); // this is a JFrame progFrame.setVisible(true); // show my JFrame loading // do some processing here while the progress bar is running // ..... progFrame.setvisible(false); // hide my progress bar JFrame } // end method myMethod I have the code above. But when I run it, the do some processing section does not process until I close the progress bar JFrame. How will I show my progress bar and tell Java to continue in

How to customize a JProgressBar?

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问题 I am making a launcher and I want to have a customized ProgressBar. I have done some research and it's possible with JavaFX(Never did something with it) and it's possible with replacing the UI. I am looking for a bar with rounded edges and a rounded fill. Something like this: package gui; import java.awt.Desktop; import java.awt.EventQueue; import java.awt.Frame; import java.awt.Rectangle; import java.awt.Toolkit; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import

adding progress bar to each table cell for file progress - Java

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问题 The application encrypts each file that is put into the table when you click encrypt and I would like to show the progress of the files as they are being encrypted. The "Status" column will then change from "Not Processed" to "Processed." Similar to the way you watch multiple files attach in an email. I've been looking into the cell renderer and the ProgressBarTablecell but am unsure how to go about implementing them. Any help appreciated. I'm posting the table. import java.awt.BorderLayout;

Nice looking progress bar in java

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I'm wondering if any of you know how to display a nice looking progress bar in Java, mostly using Swing, although I don't mind using third-party libraries. I've been looking at JProgressBar tutorials but none of them refer to styling the bar. Reading the API I found a getUI method that returns ProgressBarUI object but I don't see many ways to customize that one. What I want is to add rounded corners, change background and foreground color, width, lenght, the usual. Thanks! If you don't want to replace the user's chosen Look & Feel, you can just replace the UI delegate with one derived from

How to change JProgressBar color?

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问题 I Used .setBackground and .setForeground and they didn\'t work, the color is like Orange, can\'t change it. 回答1: I think that these values are right for you UIManager.put("ProgressBar.background", Color.ORANGE); UIManager.put("ProgressBar.foreground", Color.BLUE); UIManager.put("ProgressBar.selectionBackground", Color.RED); UIManager.put("ProgressBar.selectionForeground", Color.GREEN); 回答2: You should set the setStringPainted property to true: progressBar.setStringPainted(true); progressBar

Progress Bar Java

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问题 I am using JProgressBar to show progress. But, How to show the progressBar as loading from 0 to 100? I got the code from internet and its working except the progressBar is not loading. code progressFrame = new JFrame(); // frame to display progress bar progressBar = new JProgressBar(0,100); progressBar.setValue(0); progressBar.setStringPainted(true); progressFrame.add(progressBar); new SwingWorker<Void,Void>() { protected Void doInBackground() throws SQLException, ClassNotFoundException {

JProgressBar won't update

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问题 I\'m trying the code I found on the voted answer from this question: Download file using java apache commons? It\'s a download application, take a little look, (I\'m not much familiar with JFrames and ActionEvents) Download.java package main; public class Download extends JFrame implements Runnable{ public static int total; public static int done; private static class ProgressListener implements ActionListener{ @Override public void actionPerformed(ActionEvent e) { done = (int)(

JProgressBar isn't progressing

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问题 So i\'m trying to make a downloader which shows the progress of the download with a progress bar. But i\'m having problems since it doesn\'t actually update the progress bar. Basically it stays white, when it is meant to be blue. If anyone could help, code is below. JProgressBar progressBar = new JProgressBar(0, ia); con.add(progressBar, BorderLayout.PAGE_START); con.validate(); con.repaint(); progressBar = new JProgressBar(0, ia); progressBar.setValue(0); System.out.print(\"Downloading Files

Nice looking progress bar in java

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问题 I\'m wondering if any of you know how to display a nice looking progress bar in Java, mostly using Swing, although I don\'t mind using third-party libraries. I\'ve been looking at JProgressBar tutorials but none of them refer to styling the bar. Reading the API I found a getUI method that returns ProgressBarUI object but I don\'t see many ways to customize that one. What I want is to add rounded corners, change background and foreground color, width, lenght, the usual. Thanks! 回答1: If you don