Thread « JPanel « Java Swing Q&A





1. Multiple animated JPanels - only last one added to JFrame is displaying?    stackoverflow.com

I am making a multithreaded pacman game. There is a PacmanController class which extends JFrame, a Maze class which extends JPanel, a Pacman class which runs in its own thread and ...

2. How can I remove a JPanel from a JFrame?    stackoverflow.com

Recently I asked here how to add a new JPanel to JFrame. The answer helped me to get a working code. But not I have a related question: "How can ...

3. Java: Using multiple Threads to paint simultaniously on a JPanel    stackoverflow.com

I have a JPanel on which I wish to have several threads painting "animations" on. An "animation" consists of a JLabel with an ImageIcon on it, which is being moved from ...

4. Running JPanels in their own threads    stackoverflow.com

I'm having a bit of trouble with Swing components. In one JFrame, I have a GLCanvas and a JEditorPane separated by a JSplitPane. This configuration makes display response choppy in both ...

5. JPanels, Listeners and Threads    stackoverflow.com

For a school project I'm writing a BlackJack card game in JAVA. After a few steps within the program, my whole computer system slows down/stutters and some areas within the JFrame turn ...

6. Adding additional panels to a JFrame which lives in a EventDispath thread, from outside that?    stackoverflow.com

I create a new frame in EventDispatch thread and want to add new Panels to that later on. But all i get is a blank frame, with 0 height. But panels ...

7. Only shows the lastly added JPanel to JFrame in Event-Dispatch thread    stackoverflow.com

I can only see the JPanel added at last. Previous ones seem to be replaced by the last one. Why is this? Here's my code. Thanks in advance.

...
class GUIController {



  ...

8. How do I know if I'm on the event dispatch thread?    stackoverflow.com

1.Consider my code is on some line of a JPanel that I have, am I automatically on EDT? 2.Same question for all other classes which are not belong to GUI, ...

9. Update a JPanel with runnables there are created at runtime    coderanch.com

Hi! i'm starting to study threads, and i'm stuck in this exercise, i know that swing is not thread-safe and i think that there are more than one thread manipulating the GUI at the same time, i've done some research but i just can fix it, i would apreciate if u guys could give me some tips of how to correct ...





10. multiple thread JPanel animation    coderanch.com

Hi everybody, I'm trying to code the usual bouncing ball program, using one thread per bouncing ball. I have two classes, the first 'BouncingBalls.java' responsible for setting up the JFrame and adding two of the second class 'Ball' JPanel objects to the contentpane. The Ball objects 'should' be responsible for changing the x,y coords of the JPanel and repainting. Basically the ...

11. How to let a thread sleep while its respective Jpanel is not showing    java-forums.org

I have a JApplet that makes two JPanels in its initiation and I set CardLayout as my layoutmanager. I add these two panels to my cardlayout. In these JPanels I have a Jbutton component that swaps to the other panel (using a procedure called Swapcards). One of these JPanels is runnable and there's a thread running. Now I'd like the thread ...

13. Can I execute a thread JPanel?    forums.oracle.com

A JPanel already runs within its own thread... kind of. Swing usually works with two threads: one that wraps up all the displaying objects (this is the one you create) and another one (which you have no access to), which takes care of all the event handling and rendering. (Ironically, I said this way to often in the last few days:) ...