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if you know row# = i, and column# = n, try:
adObjectDataGridView.Rows[i].Cells[n].Value.ToString()
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Alanteigne, you are the man. It worked great. thank you.
shwaguy
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In my project I've created an instance of a custom form class. In my form class, I have error detection that simply closes the form if an un-handleable error occurs. Due to the nature of the app, this is the desired behavior. However, I would like an event on the main form to fire off whenever this happens. How can I do this?
I initialize my custom for like this:
frm_myForm myForm = new frm_myForm();
For any other control I want to add a handler for, I would do something like this:
btnShowForm.Click += new System.EventHandler(btnShowForm_Click);
... and create the corresponding function. I applied similar logic to my form instance but it doesn't seem to work that way. (myForm.Closed += new blah blah). Am I missing a key concept here? It seems like this would be functionality used all the time so I fear I'm being dense and not seeing the big picture. Any advice is appreciated...
Alan
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alanteigne wrote: frm_myForm myForm = new frm_myForm();
<br />
myForm.FormClosed += new FormClosedEventHandler(myForm_FormClosed);
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FormClosed. You've gotta be kidding me, that makes too much sense!
Thanks!
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How do i get processor usage status, virtual memory status, physical memory status and free space on C: drive using C# functions? I cant seem to locate this in the MSDN library. Thanks in advance.
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kekrops wrote: How do i get processor usage status, virtual memory status, physical memory status and free space on C: drive using C# functions?
Look at the performance counter component. It can do all the things you're asking for.
Kristian Sixhoej
"Failure is not an option" - Gene Kranz
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Here's a little bit of help, pulling code from something I wrote a while back:
add this reference...
using System.Diagnostics;
create a perf counter...
private PerformanceCounter cpuCounter;
define it
cpuCounter = new PerformanceCounter("Processor", "% Processor Time", "_Total", true);
get the value:
cpuCurrValue = Convert.ToInt32(cpuCounter.NextValue());
I created a myPerfMon class that uses the perf counters to get and return the values, and another class that tells it to do so on a timer.
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I am trying to get the Computer's name in the registry under
HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\ComputerName\ComputerName
with the following:
string strCompName = (string)Registry.LocalMachine.GetValue("SYSTEM\\ControlSet001\\Control\\ComputerName\\ComputerName\\ComputerName");
But I am getting a null value.
BTW I did search the forum, but every post I clicked on from the query sent me to the main forum page.
Thanx in advance!
Jude
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Figured it out. I thought that RegistryKey.CreateSubKey() would create values, but it reads the subkey.
Jude
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This can be accomplished in an easier way:
Environment.MachineName will return the computers NetBIOS name. (If that's what you're looking for).
Kristian Sixhoej
"Failure is not an option" - Gene Kranz
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Heh! That easy!?!?! Thanx for the reply. What I am trying to accomplish is connection to an MSDE on the fly.
So far I got it working!
Jude
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Why not just use localhost?
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is it possible to call a C# code functio from the trigger.....
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waheed awan wrote: trigger.....
Do you mean event handler?
If I have understood your question, you're asking if it is possible to call a method from an event handler, right? Well, the answer is yes. You just type the name of the method within the event handler, then it will be called every time that event is triggered.
private void timer1_Tick(object sender, EventArgs e)
{
SomeMethod();
}
Kristian Sixhoej
"Failure is not an option" - Gene Kranz
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Hi does any1 know how to allow a user to click on a boundfield in a gridview and it takes them to another page?
cheers
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Hi,
I have a UI with textfields I want to record whatever input is typed to those fields to a db. I created a db in ms access, can someone tell me how to connect these two together.
- I want to write all the field inputs to a db.
Thanks
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http://www.connectionstrings.com[^] might be of use for you.
"The clue train passed his station without stopping." - John Simmons / outlaw programmer
"Real programmers just throw a bunch of 1s and 0s at the computer to see what sticks" - Pete O'Hanlon
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I really hope I'm not asking a question that has already been answered, I've searched and couldn't find an adequate answer so thought I'd ask and hope that those that understand this technology much better than me can help me out.
The problem: I have a program written in MFC, I want to remove a portion of it and wrap it into a .dll, including an object with over 200 properties and forms so that this common code can be accessed from the program it's currently in as well as newer programs being written in C#. Basically this DLL will allow a user to change many properties of an object and I want to pass that object back and forth between the C# programs and the MFC DLL.
Ideally I'd like to be able to create the object in the C# program, fill its properties, pass the object to the MFC DLL, allow user to edit properties, and pass back to C# program.
Is there a clean way to pass the class object or reference to it in one call without having to pass each property individually?
Thank you for any and all help!
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Take a look at PInvoke and see what it can do for you. You are going to have to create a struct on the C# side to map across.
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If you are going to move the class into a dll anyway, consider reimplementing it a s a COM object with an interface. That can be wrapped in a Com Callable wrapper to give .Net access to the class.
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Hi,
how to save a file in local system without dialog message.
here i pass the file path propgramatically.not use the upload controls.
plz help me to solve the problem asap.
regards
venkat.
venkat
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Use the System.IO.File APIs. If that's not what you're looking for, you'll need to provide more information.
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