Graphics « Event « Java Swing Q&A

  1. Java Swing Q&A
  2. Event
  3. Graphics




1. How are Swing components internally created, laid out, repainted, notified of events, ...?    stackoverflow.com

I wonder if there's a good documentation (or a (viewable) ebook) about the lifecycle of Swing components. Is "lifecycle" the correct term, anyway? I hope to find answers to question such as:

  • How, when, in ...

2. how to perform mouse on click action in selected area in java paint using swings    stackoverflow.com

import java.awt.*;
import java.awt.image.*;
import javax.swing.*;
import java.awt.event.*;
public class MouseAct extends JFrame{
  public static void main(String args[]){
    MouseAct M= new MouseAct();
    M.paint1();
  }
  public void ...

3. problem displaying mouse coordinates on the screen in java    stackoverflow.com

I'm trying to display mouse coordinates (math coordinates) in my JPanel , but i get each coordinates on top of the other ,can' figure out why . here's my code : 

import java.awt.*;
import ...

4. j2me canvas basics for keypressing event and paint , graphics    stackoverflow.com

Can someone please help me in j2me canvas basics.I didn't ind any proper tutorial over the net.

5. None of the event occurs    stackoverflow.com

This is my code.I am trying to make the ball move using arrow keys. As i run the above program ball is not displayed (if i change the coordinates to like 0,30 ...

6. Graphics flashing    stackoverflow.com

When I run the program everything works fine, it all works and stuff but the graphics constantly flash. I'm new to doing stuff like this and I have no idea how ...

7. Java2D : applying rotation on mouse click to rendered graphics on screen    coderanch.com

HI guys, Need your help here, I have created a structure using Java2D API and wanna apply the Rotation, Zooming and translation facility using Mouse. The structure i have created is painted in steps. like i am drawing few points on the coordinate system , then joining them (lots of calculations for plotting it ...uffff). like connecting few points and creating ...

8. Updaing the graphics object on mouse click    coderanch.com

Hi, I am drawing some lines on J Panel. On clicking any particular line i am trying to change the background of the line with rectangle to give some high lighting effect. I am able to get the coordinates correctly. But what ever i am trying in the mouse click event in not reflecting in the panel.I have placed the abstract ...

9. How to make all my graphics selectable and doubleclick with event?    coderanch.com

Do i have to turn the images into buttons with images? But i don't think i want that. If it's selected, I would like to but a border around the image to show it is selected. Then if it's double-click, i want to put some action code on the selected item. Does anyone know of a good link example of what ...