I'm creating a borderless form by setting this.FormBorderStyle =
FormBorderStyle.None
When I show the form, if users press Alt-Tab to switch among applications,
they can still see it. How can I disable that ?

I need a sample code or sample application in vb.net for scanning an image
directly from scanner
using TWAIN driver or anything else which may work.
i was offered a link (http://www.codeproject.com/dotnet/twaindotnet.asp)

i have a treeivew with items the user can click on to load a page into
a htmleditor.  while the page is loading, i don't want the user to be
able to click on other nodes (they can cancel the load another way if
they want to), so i tried disabling the treeview.  but it looks very

I would like to display more than 1 column in my dropdownlist.  How do I do
that?  I have it bound to HASHTABLE now, but will move to TABLE once I've
figured out how to show more than 1 column.  TIA.

in vb.net 1.1
I have a UserControl that I embed in an application.
I want to run some code - from within the user control - when the
application is shutdown - hence destroying the usercontrol ...

Why do I get a null column on a field called "commtext" on a datagrid, when
my database has text in this field?  TIA.

How do I add a seperator between buttons on a toolbar.  I know that with
menu items you use "-" for a seperator to distinguish groups.

Given a tab control with one of the tabs having a ComboBox, cb , it is
desired to display the ComboBox's list as a dropdown list via:
cb.DropDown = true;
However setting this property from within the Tab Control's

I need to port a boatload of MFC dialogs (~50) to C#.  I'm an accoplished
MFC/C++ and C# GUI developer, but it would save me a huge amount of time if
there was a tool that would generate stub C# classes from the MFC (or just
plain old Win32)  .RC dialog resources.

How would I go about playing a local mp3 file from within a .NET windows
application (rather than invoking another program to play it) ?
How would I further control the playing ? eg. stop, pause, restart, etc.

I need to know when the user click on the RowHeader in the DataGrid control.
I have look at the RowHeaderClick event and OnRowHeaderClick metod.
But they are Protected, in I am not allowed to use them.  Is there a solution?

I have a UserControl with several subcontrols inside of it.  I can't
seem to find a single elegant way to trap a single MouseEnter and
MouseLeave for the entire instance of the control.  I need all of the
code to be inside the control, but have it raise each event to the

I tried WM_PRINT to take the snap shot of TextBox control on a device
context, it does not work with the following combinations
TexBox.Visible = false;
TextBox.Multiline = false;

I keep getting this error.  Is there a way to clear the stack?  TIA.

I'm trying to create a DataGridComboBoxColumn.  I have used the code from
this article as my base:
http://msdn.microsoft.com/msdnmag/issues/03/08/DataGrids/default.aspx
I had to port it to VB.Net, and I modified it so it can support binding to