dispatch « Event « Java Swing Q&A





1. Swing: How to create Events and dispatch them to a component?    stackoverflow.com

I need to send some events to a component in Swing, so it is handled just like any user generated, standard Swing events. Basically, something like a macro recorder, and then executor ...

2. Dispatch MouseEvent    stackoverflow.com

there is a way to Dispatch MouseEvent , same as dispatchKeyEvent using the KeyboardFocusManager.getCurrentKeyboardFocusManager().addKeyEventDispatcher(listener); that happens before the event transferred to the component ? i know i have 2 options 1) add mouse ...

3. Identifying Swing component at a particular screen coordinate? (And manually dispatching MouseEvents)    stackoverflow.com

I'm doing some work making a Java app compatible with alternative input devices. Unfortunately, the device in question has a Java API that's barely into the alpha stages right now, so ...

4. How does Java dispatch KeyEvents?    stackoverflow.com

I've read the definite tutorial on key bindings a few times, but my brain cache doesn't seem large enough to hold the complicated processes. I was debugging a key binding ...

5. java event queue event dispatch flush/trap events    stackoverflow.com

I have a design related question that I am trying to find an answer to. Here is the scenario. Suppose that you want to do something expensive (time-consuming) as a result of user ...

6. What part of my code is in the event dispatch queue    stackoverflow.com

I thought I understood EDQ until I hit this problem. I have the code shown below. It reads from a Bufferred reader. If the ...

7. Exception occurred during event dispatching: java.lang.NullPointerException: Colors cannot be null    stackoverflow.com

I Launch a GUI application, the exception below appears many times(around 8)

Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException: Colors cannot be null
at java.awt.GradientPaint.<init>(GradientPaint.java:71)
at it.soltec.ibox.client.components.IBFrameTitlePane.paintTitleBackground(IBFrameTitlePane.java:1065)
at it.soltec.ibox.client.components.IBFrameTitlePane.paintComponent(IBFrameTitlePane.java:1008)
at javax.swing.JComponent.paint(JComponent.java:1029)
at javax.swing.JComponent.paintChildren(JComponent.java:862)
at javax.swing.JComponent.paint(JComponent.java:1038)
at javax.swing.JComponent.paintChildren(JComponent.java:862)
at javax.swing.JComponent.paint(JComponent.java:1038)
at javax.swing.JLayeredPane.paint(JLayeredPane.java:567)
at javax.swing.JComponent.paintChildren(JComponent.java:862)
at javax.swing.JComponent.paint(JComponent.java:1038)
at ...

8. Event dispatching filter chain    stackoverflow.com

I'm trying to organize filter chain of EventQueue.dispatchEvent. Something like java.io.FilterInputStream or javax.servlet.Filter. Found EventQueueDelegate.Delegate to be intended for this?.. ...

9. manually dispatching event    coderanch.com

Hi I need to perform such an action that makes the system to think like I mouse over the component. More specifically I have a button and an icon which registered with a ToolTipText , once I press on the button I want it to send mouse event to the icon and as a result the icon will show the ToolTip? ...





10. Help: Exception occurred during event dispatching    coderanch.com

Hey there. Here is my code, "I get Exception occurred during event dispatching" who can help me ? import java.awt.*; import java.awt.event.*; public class Forier extends Frame { int i=0; int Anzahl=0; int Ende=0; int p=1; CMeineCanvas Malen; CMeineCanvas2 Malen2; Panel P1; Panel P2; Forier Fenster; public static void main(String[ ] args) { Forier Fenster = new Forier(); Fenster.pack(); Fenster.setBackground(Color.lightGray); Fenster.setForeground(Color.red); ...

11. Exception occurred during event dispatching:    coderanch.com

Hi i think its happening, b/c when u keep the border as empty,its fine with the components besides it. But when u assign any border,naturally it will take some space of the component to which the border has been assigned. so it is disturbing the alignment of the other components.i think there had a question on this topic earlier also.please a ...

12. event dispatching methods    coderanch.com

13. Event Dispatching    coderanch.com

Hello, My application requires some file processing. As soon as the user selects a file from a file chooser, some I/O processing takes place on the file in a separated class to get it ready to be presented on the gui. I defined an openFile() method that the mouseListener on the button calls... public synchronized void openFile() { final int returnVal ...

14. Dispatching MouseEvents    coderanch.com

Hi ! I have a Control containing two labels. When i use the mouse over this control, i change cursor, listen for clicks... but when the mouse reach the location of those labels, the events are losts (quite normal..). I would like to catch them and forward them to my listeners so it would think we are still over the containing ...

15. Problem with event dispatching    coderanch.com

16. Error: Exception during event dispatch!    java-forums.org

import javax.swing.JOptionPane; public class Test { public static void main(String[] args) { String Str; Str = JOptionPane.showInputDialog(":D"); JOptionPane.showMessageDialog(null, Str); System.exit(0); } } I compiled this code in eclipse with "java-1.5.0-gcj-4.3-1.5.0.0" and this error occurs: what is the problem? :confused: Exception during event dispatch: java.lang.ArithmeticException: / by zero at javax.swing.text.PlainView.paint(libgcj.so.90) at javax.swing.text.FieldView.paint(libgcj.so.90) at javax.swing.plaf.basic.BasicTextUI$RootView.paint( libgcj.so.90) at javax.swing.plaf.basic.BasicTextUI.paintSafely(lib gcj.so.90) at javax.swing.plaf.basic.BasicTextUI.paint(libgcj.so .90) at ...





17. Dispatch simulated events    java-forums.org

Hi everyone. I'm trying to build an helper tool in Java for an online game. It must display some popup menus (and little else) when I press some keys while playing. A native method (which I wrote myself) correctly returns to me data about the in-game pressed keys, as an array of KeyEvents. Now, I need to dispatch them to my ...