Mouse « JPanel « Java Swing Q&A





1. Detect Mouse Move Event On JPanel    stackoverflow.com

I have a JPanel, which I would like to detect the following events (1) When the mouse move in (2) When the mouse move out The (1) is quick easy. (2) is a bit ...

2. Detecting mouse enter/exit events anywhere on JPanel    stackoverflow.com

Basically there is a JPanel on which I want to know when the mouse enters the area of the JPanel and exits the area of the JPanel. So I added ...

3. Mouse events on JPanel    stackoverflow.com

i have mouselisteners on multiple jpanels. I need to detect if the mouse is pressed when it enters on a different jpanel than the one the event has started from. how ...

4. MouseListener for JPanel missing mouseClicked events    stackoverflow.com

I have a JPanel that I have created a MouseListener for and I am seeing some behavior that I can't explain. Usually when I click the mouse within the JPanel, I ...

5. Mouse event e (Jpanel) Java help    stackoverflow.com

I want a MouseListener for a JPanel inside a JTabbedPane in a JFrame...
I want it to print something, whenever the mouse is clicked/pressed.
I've tried looking around but when I try and ...

6. forwarding mouse events to obscured panel in java    stackoverflow.com

I have written a program to magnify a portion of an applet using the glass pane of the applet. To do this,I of course use an affine transform to scale the ...

7. getMousePosition inside a JPanel returns null    stackoverflow.com

Edit: Problem Solved! I made a change of the location in an unsuspecting place. The program was doing exactly what I asked it to... which is usually the problem! Thanks again for ...

8. Java MouseListener Not Working    stackoverflow.com

I am trying to get the console to print when the mouse is pressed within an object of class RenderCanvas which extends JPanel. However, I am getting no feedback when I ...

9. Issue with adding a JPanel and add a mouselistener to it    stackoverflow.com

I´m making a simple application in which there are a menu-screen and a game-screen. In the menu-screen there are a go-button and if you click it with the mouse the menu-screen ...





10. Java getComponentCount fails to return correct value, (always zero )    stackoverflow.com

I have A Jpanel with A GridLayout inside. Now I added another Jpanel inside of there which draws a circle with PaintComponent. I'm now trying to get the ComponentCount() of ...

11. Keeping the Mouse inside a JPanel    coderanch.com

My 3 year old son loves to use Paint Shop Pro. But he hasn't quite got the concept of the relationship between the mouse and the pointer on screen. So he spends half his time moving the mouse around outside of the painting area. Anyway, I thought I could construct a very simple basic paint program if I could figure out ...

12. Problem in reading the panel and mouse events    coderanch.com

Hi all, Can anyone help me for the following problem. I need to use mouse listener event on the Text panes that are created dynamically. I need to read the text from the clicked textpane and display it. I am getting the text from the last textpane in any pane i click.Please help.My code goes here.. protected void draw_label() { for(i=0;i

14. JPanel consuming Mouse Input    coderanch.com

I have a JPanel (A) that the user can grab and move around. I have other JPanels (Bs) that are peers to A (they are aggregated in the same parent JPanel as A). Bs are MouseListeners that want to know when the mouse enters or exits them. When A is dragged over a B, the B doesn't get mouse input. They ...

15. Implementing repaint() to panel after mouseclick    coderanch.com

I am a beginner with this Java GUI (comp sci has taught only basic basic things) and I am trying to get mouseclick to work on a panel but when the mouseclick method is called the drawings I make in them are not repainted to the panel. How would I go about doing this? And I do know that the mousepressed ...

16. How to make a JPanel highlighted on mouseclick    java-forums.org

import java.awt.Color; import java.awt.Dimension; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; public class Trial { public static void main(String[] args) { JLabel label = new JLabel(); label.setText("fffffffff"); label.setBounds(5, 5, 25, 25); JLabel label2 = new JLabel(); label2.setText("HHHHHHHHHH"); label2.setBounds(25, 25, 25, 25); JLabel label3 = new JLabel(); label3.setText("YYYYYYYY"); label3.setBounds(50, 50, 25, 25); JPanel mainPanel = new JPanel(); mainPanel.setSize(new Dimension(300,300)); JPanel panel1 = new ...





17. Issue with adding a JPanel and add a mouselistener to it    java-forums.org

Im making a simple application in which there are a menu-screen and a game-screen. In the menu-screen there are a go-button and if you click it with the mouse the menu-screen switches to the game-screen, in which there are some simple gameplay. The main class (it extends JFrame) manages the screen switching and sets up the screens through cardlayout. It sets ...

18. Mouse Moving Queitly In Jpanel    forums.oracle.com

19. Keeping mouse drawn elements on JPanel at repaint()    forums.oracle.com

Hey all. I'm building a graphical mathematics program to learn various aspects of java. Right now, I'm puzzled about how to keep the visible lines and points generated by the following code from being overridden when repaint is called. I see alot about overloading the paintComponent() method, yet I don't see how I can draw objects originating from mouse events in ...