i have vb.net windows forms applciation.
i make a loop in order to do some work that consumes time, and i want the
user to be able to press the stop button in the middle, problem is that no
events are received while in the loop.

I am using context menus as pull-down menus, activated by buttons. If a
context menu is already open I want the corresponding button to close the
menu instead.
Is there an easy way to determine wether a context menu is 'open'?

I need to make a window form that look the options winform in MSN Messenger
7.
It is not using tab, but a list of available content on the left (a vertical
menu), and a groupbox on the right that shows the content.

I have a C# application that starts off at a main form.  On this form are
several private variables with public properties (get/set).  One task
envolves a second form poping up and the data from that form is written out
to one of the public properties on the main form.  When a ...

I am trying to create a control which is basically a PictureBox than
can receive and show focus. I have created a UserControl descendant
that simply contains a PictureBox control. The PictureBox control
automatically sizes to whatever size is selected for the control. To

I was wondering if there is a way I can add an extra header to a datagrid?
I found this solution on the internet - but it seems quite old and didn't
work for me.
http://www.dotnet247.com/247reference/msgs/13/69744.aspx

okay, I have a wierd problem. first of all, when my app loads, it uses a lot
of memory. Most of which goes away if I minimize and reopen the application.
Second problem is that I have a datagrid on the application and as long as a
mouse is moving over the datagrid, it keeps ...

I want to be able to display a modal window during my application used to
take tests. The application has a looping timer that after each time it's
interval elapses, an event is raised that checks the db to see if a field in
a table is marked as being paused meaning someone in my ...

I have a tabcontrol that has a tabpage, I want to add another tabpage on
runtime, but I want the tabpage to be added to the 1st tab, anyone know how
to do it?
Thanks,

I pass my label control by reference into a function in order to change the font color. If the value in the label is a negative number, I will change the color to red like this;
lbl.Font = New System.Drawing.Font("Microsoft Sans Serif", 8.25!)
lbl.Font = New System.Drawing.Font(lbl ...

I have the following problem. I have a nice-and-tidy ListBox control, which
is bound to another nice-and-tidy strongly typed collection.
But when the collection changes (for example I have added a new item to it
from another location), I want to notify the control to re-bind to ...

I need help on how to use the same datase in two different form, this is the
scenario:
at the first form I load a big dataset (ds1) for short, but I not want to
load it again at the second form

I'm building a Winforms library in which we would like to ship over 600
icons. Most of the icons are in PNG or GIF format, as they work best in an
ImageList. I've been thinking of storing the graphics as embedded resources
and making methods available for getting them out by name ...

I need to bring focus to

I have windows application that is used to set and set passwords for a web
site.
I need to generate the MD5 hash value and store it locally.  Publication is
used to update the SQL Server on the Web server.