I have a listview where I set the View to Details.  I then add several
customized ListViewItems which have different colors (both background and
foreground).  However, when I first load the items, none of them will have
the correct formatting.  There are also times when the first ...

Good evening all,
I am trying to reference controls in Visual Basic.NET, but unfortunately
I keep receiving this error:
'Object reference not set to an instance of an object.'

The alignment on my tab control is set to Bottom (so the tabs are on
the bottom) but the default painting of the tabs is still as if they
where on top.  I am assuming that it is already pretty well document on
how to override the OnPaint to flip things around.  Can someone point

Microsoft Visual C# 2005
Microsoft Visual Studio 2005 Version 8.0.50727.42  (RTM.050727-4200)
Microsoft .NET Framework Version 2.0.50727
Installed Edition: Professional

I have an application that will perform a CreateInstance on a UserControl I
have created.  When the user control starts up, it creates a BackgroundWorker
thread to retrieve a list of items from the database.  When the list has been
retrieved I perform a Me.Invoke to populate the ...

I have created my own class:
class DataGridViewNumericTextBoxColumn : DataGridViewTextBoxColumn
which only allows numeric values to be entered into a DGV column.
Works fine if I create my columns in code, but it is not available to

I have created a datagridview and a datasource at designmode and then
added two colums.
Second column is my own custom column with custom cell where I want to
insert object.

For now I'm unable to find how I could suppress the automatic use of "..."
when the header text doesn't fit the column width...
TIA for any help.

Can anyone tell me the best way to add a checkbox to a VB.Net datagrid?
I can get a check box in the grid if I use a SQLServer Query and convert the
column to a bit, but when I do that it is not editable.
Thanks in Advance,

Can anyone give me some tips or point out a link that show how to eliminate
flicker on an ownerdrawn listview in detail view and with gridlines using
v2.0 framework?  I have about 50 rows and 7 columns in my list and I need to
refresh the value in one column every second.  It ...

I have an autocomplete combobox that is derived from a standard combobox. My
problem occurs if the list is dropped down and an item selected by typing in
a letter.
When I try to access the SelectedValue property from external code (the form

What is the best way to determine which subitem of a listview was clicked?  
Right now I'm using the HitTest function and iterating through the bounding
rects to see which one matches the specified subitems bounds.  I hope there
is a better way.

Hi, I've got a comboBox that is behaving oddly.  
This is a Windows Forms application in VB.NET 2005.
I'm doing some manual databinding to it - I add a row to a strongly typed
dataTable and then assign the DisplayMember and ValueMember properties of the

As the subject mentioned, I am trying to implement drag and drop in a
ListView. I call DoDragDrop in the ItemDrag event and have hooked up the
QueryContinueDrag Event. Put a breakpoint inside the event, but when I drag
and press ESC key or some other key it won't stop at my ...

I have a textbox that I check after each keypress to see if Enter was
pressed if it was I review the data in the box and if it's wrong I pop up a
MessageBox with YesNo buttons to verify that the info is what was wanted. If
they say yes I continue on if they say no I put focus ...