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Member Avatar for cgeier

I will be showing how to pass data between two forms in C#. I will be using two forms, two classes which we will define, a delegate, an event, and an event handler. It is a bit long because I wanted to make it easy to follow. If you want …

Member Avatar for deceptikon
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Member Avatar for StarTrekCafe

hi. can any one help. i am doing a java application. and using a button listener class. and says cannot find the text box object. can you help. will do the sample code. how to get this to work. marvin. ps: here's the code if(e.ActionCommand().equals("btnName"}} {JOptionPane.showMessageDialog("My name is: " + …

Member Avatar for stultuske
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167
Member Avatar for CoilFyzx

Hello good day. I am having trouble letting my listeners wait on each other. I have a 1. JComboBox 2. JList - groups 3. JList - students The choice from the JComboBox, clears and updates the groups JList by way of an actionlistener. The ListSelectionListener for the groups JList, then …

Member Avatar for CoilFyzx
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752
Member Avatar for CoilFyzx

Hello good day. I am designing two JTables; one on top of the other. The first one has nine columns. And the second one has 8 columns (The first column spans the first columns of the topmost table). What I wish to do now is to make the bottom table …

Member Avatar for JamesCherrill
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466
Member Avatar for CoilFyzx

Hello Good day. Here is the problem I am trying to solve. I have a table as seen below. ![232465554203149acd8363d3a4a127ae](/attachments/large/3/232465554203149acd8363d3a4a127ae.jpg "232465554203149acd8363d3a4a127ae") My GOAL: Columns A through G are going to be filled with integers. (I have already created an integer model so that these cells only take integers). As the …

Member Avatar for CoilFyzx
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446
Member Avatar for JohnKelly

We have a sensor on our local network that is sending a data telegram using UDP Broadcast. How do we use Winsock to capture these messages. The Port number that the data is being sent on is 42567. I tried the following code WinSockControl.Protocol = sckUDPProtocol WinSockControl.RemotePort = 42567 WinSockControl.Bind …

Member Avatar for TnTinMN
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362
Member Avatar for poojavb

Hello, I want to implement Change Listener in the Action Listener of a Button I have a color graph chooser and 2 buttons...Apply and Cancel to select the color of the color chooser i have implemented the Change Listener but I want the change listener to act on the Apply …

Member Avatar for poojavb
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567
Member Avatar for kalz

Hello Everyone I have an Internal frame in my application which has a JTable populated with values from a database and a JButton which performs some operation when a row is selected from the JTable.When the user does not select a row from the JTable and clicks the JButton, I …

Member Avatar for kalz
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Member Avatar for caswimmer2011

Hello, I am confused between the differences between a key logger and key listener in Java....i looked online but I couldn't find a straight-up answer. Thanks in advance!

Member Avatar for Vreality
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Member Avatar for J-Dub

I used one action listener for an array of buttons that do different things. Exploring methods. I am fairly new to java. I just made a tic tac toe program. I am hoping for people to look it over and tell me what they think, ways to make it better, …

Member Avatar for peter_budo
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327
Member Avatar for J-Dub

I need to know how I can set up a action listener for an array of buttons. I am trying to make a tic tac toe game. I am new to programming. I have seen someone on here ask a similar question but I could not grasp what they where …

Member Avatar for mKorbel
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Member Avatar for niranga

Hi All, Is it possible to bind an array or a Vector with a event listener? For an example if we add an element to the Vector or remove from the Vector, can I use an event listener to track the changes? Thanks a lot in advance. Cheers..!!

Member Avatar for niranga
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984
Member Avatar for karthik_ppts

Hi Friends, I need to get the data from the port that sent by an external device connected to my server's IP. I found the data sent by the device in my server using the TCP Port listner . Now i need to get the data to store in mysql. …

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Member Avatar for WolfShield

Hello everyone, I am trying to get an ActionListener to work in Java. On lines 310 and 312 it says 'cannot find symbol: variable calcDisplayF'. I am a complete noob when it comes to Event Handling so any help on this subject would be greatly appreciated. Here is the code …

Member Avatar for WolfShield
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Member Avatar for Um num num

Is there a way to add a mouse listener to an image for example when the image is clicked change the text of a label... :?: Any help would be greatly appreciated Thanks’ :)

Member Avatar for Um num num
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Member Avatar for psyb0rg

This has taken many hours of mine. I have to get this .Net app to run on an XP system. Someone seems to have messed up some files so conn.Open() in the C# is causing this error: [CODE]Connection Error:Oracle.DataAccess.Client.OracleException ORA-12170: TNS:Connect timeout occurred at Oracle.DataAccess.Client.OracleException.HandleErrorHelper(Int32 errCode, OracleConnection conn, IntPtr opsErrCtx, …

Member Avatar for debasisdas
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Member Avatar for saadikhan

Hello guys, I have a TCP Listener Server which listens to requests and replies them. It is working fine in a particular network. But what if i would need to make it available for everyone (my clients) over internet to connect to it and send receive messages/data? My current code …

Member Avatar for sknake
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735
Member Avatar for mstrop

Hi, using old pure C, I was able to define a custom windows message. Once done, it was possible to broadcast the message across my application. Any object, with defined listener was able to receive and process the message. OK, right now, I need to do the same in C#. …

Member Avatar for mstrop
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228

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