I've noticed an error in the Activate event of .NET Framework 1.0/1.1: When
a .NET program starts but the window is opened behind other windows and thus
is NOT activated, the Activate event still is fired. So the program can not
recognize if it is active or not.

I am developing a windows form with a login screen.Once a user succesfully
logs in,I want to close the login screen and run the main application.
I dont want to use show dialog box.I would like to use application.run for
both the forms.

I have an application with several Mdi child forms.  In one child, I have an
option to export records in a DataGrid to a text file using the
SaveFileDialog to get the file and path.
When exporting, the opening and saving of the SaveFileDialog works fine.  

Hello.  In SQL Server Query Analyzer, if I type in, say, 2 select queries,
it returns 2 datagrids of results, with a scrollbar on the right to scroll
between the 2 (or more) datagrids.  I wanted to implement this in a vb.net
application I am writing.  Does anyone know how this is ...

I often have a situation where within the SelecteIndexChanged event of a
ComboBox, I want to change the index again. For example, a changed index
triggers an action that can fail, in which case I want to return the index of
the combobox to its previous value. However, doing this ...

My application has 3 processes. Now if there occurs an exception say 1
divided by 0 which is not handeled at process level and System Dialog
indicating the exception comes up. If user clicks on abort button, how can I
close other two processes ? i.e. how do I capture Abort event ...

Searching google groups for 'listbox items redraw' yields lots of
people with the same problem, but little in the way of solutions.
The problem: A ListBox's Items collection can contain arbitrary
objects, which is wonderful, and the listbox will decide what to

How do I open a winform from another winform?

Today is my first day at programming using .NET so please excuse if my
question seems trivial.
(All previous coding done with C++/MFC)
My aim is to create an application (consisting of a single form) which, when

Similar situation to other posts, but I hope I can get a better answer to
mine.  I have a control derived from System.Windows.Forms.ContainerControl.  
I do all my own painting.  Consequently, the area that I wish to allow users
to place controls is smaller and has a different ...

Does anyone know if there is  a way to modify the
Thread.CurrentThread.CurrentUICulture or Thread.CurrentThread.CurrentCulture
to make parsing of strings to numbers (gui input) work with both '.' and ','
as a decimal separator? And when numbers parsed to strings just one of the

  I am looking to retrieve the relative position of a control to it's
container form.  The problem is that the form itself is scrollable and
when the user has scrolled to the bottom of the form the location of
the control appears to be relative to the top left corner of the

I need to determine if the text contained in the text portion of a combobox
was a result ofa user typing it in, or from selecting an item from the drop
down list.
What's the best way to go about this?

I have read and tried the code that generates icons for
ContextMenu items for objects on Windows Forms. But I have not been able to
get the code to run properly for a ContextMenu over a NotifyIcon object.
I have seen Win32 code generating icons for system tray icon context menus

Hello to all,
   I have a need to make a progress bar respond while a query is
processing. I looked into the multi threading and I've had mixed results.
I've tried a new thread with no success and I've tried a delegate thread