i have a class like:
public class MyClass
{
   public MyClass() {}

I have a simple object with some boolean properties which I've databound to
some checkboxes, these in turn affect a text control which is also bound and
this all works after a fashion.
What I want it to be able to do is to change the text whenever a checkbox is

is it possible to set Rowfilter property to multiple fields such as this:
dataview1.rowfilter = "Customer = " & "'" & me.txtcustomer.text & "'"
dataview1.rowfilter = "Order_ID = " & "'" & me.txtOrder_ID.text & "'"
dataview1.rowfilter = "orderd_Item = " & "'" & me.txtorderd_Item.text ...

All,
I have a custom object that inherits from CollectionBase.
When I set my datagrid.datasource property to this data grid I get the
fields I want, however the count property of the CollectionBase object is

I have a very simple User Control containing a textbox and label control.  I
expose a ControlText and LabelText property to allow the control's contents
to be set as well as the label's text (which is simply a caption for the
textbox).

I have this problem.
I have bind a textbox and if I write with keyword a text, it's saved
correctly, but if I change the value by programs es.
textbox1.text="aaaa"; the value isn't save.

I have built a very simple single form Application, with a sqlDataAdapter,
sqlConnection, dataSet and a Grid. As soon as I load the application and bind
the data there are two connections from my App in SQL Server.
Can anyoone explain why this is, and if this means my App will ...

Does anybody know if it's possible to use a a view, or
something like it, to pull together columns from
different datatables into one view to bind to a
datagrid?  

I need to display 2 tables in the same datagrid.
I've been playing with this http://support.microsoft.com/kb/319076/EN-US/ 
which works great except for a few things:
- I know no way to format the displayed data (I have some datetime columns)

I do not think it is good style to use these because you have to hardcode
the propertynamed in your code as string literals. Wouldn't it be better to
use delegates instead?
myComboBox.DisplayMember = new ReturnStringDelegate(myObj.Name);

Say I have a DataGrid on one form, and a number of simple controls on
another form, both bound to the same DataSet. The form with the
DataGrid is launched from the control form, and the DataSet and the
name of the table are passed to the form's constructor and then