I'm trying to override the paintComponent method of a JPanel, I'm using Forte for Java 3.0 and I don't know how to do this, I'm a beginer with Java. I already have the panel on my JFrame (my window), and I need to override that method so I can make custom draws on it. I hope that somebody ...

Is is possible to listen to a particular file (ie c:\abc\somefile.txt) so that if it is modified, an event will be triggered.Many thanks...Peter

hi,I would like to be able to doubleclick on documents of type *.vsdin windows explorer and start a java application opening the doubleclicked file.The java application is installed by an install anywhere installer.So I have a starter which is an exe file (called wertstromDesigner.exe).I ...

I am having some classes and an exe file in a directory. I have made them in to a Jar file. In a class file which is in that jar file i want to execute a Exe file which is also resides in that jar file. Is it possible to exexute that EXE file?For Example....1. Im having a directory named ...

Hy,I would first want to know whether it is easier to implement DragnDrop in Swing or Beans?Could anyone please send me the code for Implementing the following.> A toolbox where there is a number of buttons (Each button represents a shape). When the user clicks on one of these buttons, the ...

hello,I'm a newby from Belgium. I did inherit a Java application with a help file incorporated.Everything seems ok: the code looks fine, the help files exists but following code can't find the .hs file and creates an error:String temp = "consolehelp.hs";HelpBroker hb = null;try {URL hsURL = ...

Hello,I want to convert a NewEra developed desktop application to WebThere are lot many GUI Frames which I would need to convert to web.What should I use from the follwoings.1) JSP a)HTML b)JAVASCRIPT c)Applets2) JSP Tag Libraries.3) Java Server Faces.4) Apache Struts Frame Work.5) Any other ...

I have an app that I have created a jar file for. Everthing works fine but I cannot get my icons to work with my jar file. When I run from j-builder I don't have a problem just in my jar. What do I need to do to get my icons to be reconized in my jar.

I have a couple of java beans and to monitor their states i need to use the 'System.out.println()' statements but i know it does not print it to the logs(error or access). I would like to know if i can redirect the output of these statements to a specific file or is it already being ...

Hi,I need some help with jar files, please.The concept of jar files is quite new to me and I din't fully unterstand it yet I guess...I'm loading an image byImageIcon image = new ImageIcon("image.gif");now I'd like to pack that image into a jar file, for simplifying reasons when using more ...

Hello,I need to retrieve the properties descriptors in the same order that are defined in the beanInfo class.In my classBeanInfo I have::properties = { prop1, prop2, ..., propn };public PropertyDescriptor[] getPropertyDescriptors() {return properties;}But, when I retrieve the properties ...

Hi...I am designing an client/server application. In this I am using java swing for the front-end development. We decided on using MVC approach for the front-end design. I found that there are more than one approachs for designing in MVC.Which is the best way to model. To create your model ...

I'm creating an application that will be accessing a database. I wanted to handle the user login by selecting "Login" from a JMenu and then a seperate login frame would pop up while disabling the rest of the application interface. I thought this would be simple, but when the new login frame is ...

Hello,I have a frame application, inside the frame I have a jtable. when the users double click on a row from the table. I want to display an internalJFrame, which contain a tree with data on it. I try different combination with no luck. Below is the code where I am calling the internalJFrame ...

Does anyone know a website or tutorial that provides information to Java developers, regarding the production of games? I would like to create my own chess game in Java for use on a Windows platform.Thanks

I need to get my software to print everything in a table whenever a user wants to print everything in the table.I wrote a code to print the contents of the table. But I discovered that the program simply prints some parts of the table, and only a page Please can somebody tell me (a little code ...

I have a DB2 database on a computer on a shared network and a Java application that is the front end to the database on the same computer. How do I implement this application so multiple users can run the same application by double clicking an icon from each of their desktops?(1) Do I create a ...

I have an application using MDI in a JDesktopPane. Each time I open a new class (which extends JInternalFrame) it takes about 5 seconds to load the classes which it uses. Subsequent internal frames (of the same class) load more quickly.How can I load the class upon app startup (say, during a ...

I realise that Javahelp has been tested on Solaris & Windows according to the JavaHelp documentation, however, with our next release JavaHelp shall be (if applicable!) shall be used in operating environments IBM-AIX 4.3.2, ..4.3.3, & 5.1 and HP-UX 11 & 11i, and Redhat Linux versions ...

Hello everyoneI am badly in need of source codes to transmit audio and video data in a video conferencing system.in fact i need to develop a whole videoconferencing system and and i need source codes to have a starting point at least.PLz help me out.i am really stuck.Thank u ...

Hello Sir/Madam,I am Deepkant Ayarekar, I am currently studying the SYMBIAN OS as a project I am very interested in porting the Yahoo Messenger to SYMBIAN but I am unable to find the Yahoo Messenger Specifications can you help in the same, (I need the Client Server Protocol used by Yahoo ...

Hi,I'm working on a desktop application with and I'm trying to apply some refactorings to assure a certain level of modularity. I'd like to know if someone had already used the chain of responsabilities and commands pattern to handle users actions for this purpose:1 - Transform Action to ...

Hi All, I'm not quite sure which design approach I should take for this application. My application have objects like messages and each message have pages. I need to write GUIs to allow users visually edit the message. The problem is that there are many dependencies between the objects and the ...

When used on windows 2000 our application will occasionally take over 20 seconds to reappear after it has been minimized or even just not used for a while. The frame appears but then the contents takes a very very long time to be redrawn. Sometimes it takes so long that users think it has ...

Hi Experts:Can anyone tell me DIFFERENCE between JAVABEANS and ENTERPRISE JAVABEANS? I am a newbie to JavaBean world. How do we know which one to use when?Also, any startup BASIC TUTORIAL Link would be appreciated.Thanks!

Hi,When I try to compile Frame1 containing following code:package scan;/** ExampleShow demonstrates how to scan an image using defaults from the Twain source. */import java.awt.*;import java.awt.event.*;import SK.gnome.twain.*;public class Frame1 extends Frame{ Image image; public void ...

hi every body, please help.i am writing an application that i intend to sell, what is the best way to make the application pop for a licsense number/password so the program can run...other wise it fails to run...you know the way all software works..thanks

When I do a full-text search, the list of topics comes up correctly, but the contents page fails to change. So the search highlights are for the wrong page.The entire app, including the help, is in a single jar (is on windows). And it worked fine before I put it into a jar. Has anyone bumped ...

Is JavaHelp a proper tool to build a FAQ web site? I'd like the FAQ to have the following features:- TOC on the top or in a navigation bar so that it's accessable all time;- printable with options to print all, or by section- searchable- option to view one Q&A at a time or all at once in ...

Hello,I downloaded BDK1.1 yesterday, and somehow it does notagree with JDK1.4 the version I have...a few missing beans in the toolbox...there were stray solutions on the site, which did not workfor me, so I downloaded JDK1.3. Now, I have all the beans on the toolbox,when I create 2 Ourbuttons: ...

Hi all!I have been trying to get some good answer to this question for a while now:Is it possible to launch MS-DOS (in Windows 98) from an application by using the Runtime.exec() method? If it is, I would appreciate if you could tell me how it is done. I think it齭 possible to do in NT and/or ...

Hi all! I have two questions:1. I am using a JEditorPane-object as a text container in my text editor that I am programming. The problem is that I can齮 really use TAB-key in it. When i do so, nothing happens. Do you know how this can be solved?2. When I launch an external program from the same ...

Hello friends,Happy new year 2003.I want to develop a software that can download all mails and addresses from the cellphone like SONY, NEC, ERICSSON etc on PDC,GSM,CDMA,FOMA system. So I need some information about the Standard to connect a cellphone with the PC and the data format that follow ...

Hi,I am using JavaHelp 1.1.3 with JDK 1.4x. When I try to print my JavaHelp some of the pages print wonderfully while others crash the HSVIEWER interface. As far as I can tell there is no logic to which pages will print and which will not. The crash is severe and pretty much ties up my desktop ...

Hi,Has anyone heard of a product that can be used to test MMS / EMS / Nokia Smart Messaging? If yes, then please let us know the details / experieince.Thanks in advance.

how do i make the first letter typed in a jtextfield uppercase. I can quite figure out how to use the document listener. can someone help me. thanks

Is there a way to automatically generate this files? The documentation seems to sugest that the author should manually create/modify these files.Regards

I am writing a component based on a javax.swing.JPanel. This panel is supposed to deliver a simple api for draing any kind of graphs or diagrams. A GP (graphics panel) contains several childs GO (GraphicsObjects).Those use a simple interface to draw themselfes on a Graphics.I am using double ...

sorry its such an idiotic question, but does anyone know? thanks

Hi guys,does anybody know a opensource or freeware report developer that can be used with java + swing?

I'm making a program that shows information on a JTable, but the row count CHANGES during the execution. I've been looking arround and I couldn't find a way to do this. Can somebody help me please?

Is there a way to make standalone Java Applications? Meaning making Java programs in such a way like C/C++ executables?

Hi all,I have downloaded XPLookAndFeel from the following site: http://www.stefan-krause.combut then I齰e stuck! I have no idea what to do to get it going, so I thought if there is somebody who have already tested this, to give me a helping ...

I have been searching a product to test MMS & EMS. Is there any product available that can be used to test them. If yes, please mail me details. Thanks in advance.

I've just finished a java application to my University, I used Forte for Java and the Timer that comes with it, it works fine, but, when I try to run it from outside Forte, it's just impossible, I even create a .jar file(with Forte 4), but when I try to run it from Forte, it tells me ...

I use third-party javabeans in my application. They areloaded with a custom URLClassLoader from jars thatare located in a certain directory, which is not inthe classpath. When I try to save these bean objectswith java.beans.XMLEncoder the below exceptions are thrown.Is there any possibility to ...

Hi all-I googled around a bit and didn't see much...does anyone know how or can someone point me to some samples that write data to a CD-R/RW?My app needs to allow a user to select the target (floppy, hd, or CD-RW) to write a bunch of data. Ideally I don't want the user to have to manually ...

How I can make a desktop web application that can search the websites for .bmp, .jpeg .mpeg etc images. Same kind of application is available with the name Express WebPictures. Give me some idea and logic behind it.

I have developed a desktop application using pure java. My problem is how to distribute my developed code to the end users so that they cannnot access my source code. As you know there many decompilers available and also they can extract the Executable jar file...Please tell me if there is any ...

Hi, sorry for my English (I'm french).I create an Java program's for look my help in web with JSP's. And now, in my html pages, I want's to add popup, but I don't know do it. Can you help me please. Thanks.