I am adding grid columns to me grid like so: column =3D New DataGridTextBoxColumn column.MappingName =3D "ValuePercent" column.HeaderText =3D "Percent" column.Width =3D 50 tableStyle.GridColumnStyles.Add(column) Is there a way I can add a column that is not visible? What I would like to...more >>

try { SqlDataReader dread=sqlcom.ExecuteReader(); } finally { dread.Close(); sqlcom.Connection.Close(); } here is my problem.. the above code does not compile becoz dread (SqlDataReader) is out of scope in finally block i cant declare dread (SqlDat...more >>

Hi I have this problem, I want to show a form when in my application happens an exception. I can do this, but I see the task manager and this form doesn't work it has the message "Not responding" and If I closed it, all my application is closed. But when I use a button to show the form...more >>

Hi, I have a Form which has the property IsMdiContainer = True. So it contains a whole bunch of MdiChilds. Those MdiChilds are all instances of two forms I have: I have some that are an instance of frmSource, and some that are instances of frmTarget. I now have a button on my MdiParent that...more >>

Hi, I tried to use no-touch deployment as below: * create a window project,called NoTouch * build it. * in the window explorer, navigate to the folder NoTouch/bin, right click on the debug folder, choosing Properties. * Choose Web Sharing, and turn it on, using NoTouch as the name. * usin...more >>

I have a simple C# windows app with 3 forms(frmMain, frmTest1 and frmTest2). The frmMain form has a toolbar control docked to top, groupBox control docked to the left and a panel control dock style with Fill. frmTest1 have lots of textboxes, buttons, etc. controls on it. frmTest2 is same as frmT...more >>

If you run SetSelected on an invisible ListBox it seems to ignore the call. This is especially annoying when the ListBox is on a tab control and the tab isn't selected at startup... it's impossible to initialize selection on the listbox! Anyone have any suggestions? TIA, John ...more >>

arg... the following code calling node.Remove() gives NullReferenceException: and PS the Node is already added to a TreeView... I promise! Private Shared Sub ClearFieldNodes(ByVal rootNode As TreeNode) For Each node As TreeNode In rootNode.Nodes If TypeOf node.Tag Is Class1 Then node....more >>

Have a re-sizable form in an MDIParent form. Want to limit the forms minimum size. I set the forms minimum size property, but it doesn't seem to have any affect. Does anyone no what I can do here? Thanks in advance Sean -- / Sean the Mc / "I have not failed. I've just found 10...more >>

Ok, given the following VB code: Private Sub TreeView1_MouseUp(ByVal sender As Object, ByVal e As System.Windows.Forms.MouseEventArgs) Handles TreeView1.MouseUp If e.Button And MouseButtons.Right = MouseButtons.Right Then Dim pt As Point = TreeView1.PointToClient(Form.MousePosition) Di...more >>

Hello, This is not a problem I need help with. I discovered that if a control (at least a combo box) has focus and then that control's focus method is invoked, then the Leave Event for the control is raised, "presumably before the Enter Event). It makes a difference to me. M...more >>

When overriding OnPaint, is it the responsibility of the programmer to not attempt to draw outside of the ClipRectangle supplied by the PaintEventArgs parameter? Or does the framework automatically take care of clipping anything that is drawn outside of that? Thanks! ...more >>

I can whip up a demo if I have to, but basically if you create a form, put a rich edit box (or text box) on it, set the rich edit box to anchor on all four sides, then make the form initially Minimized, when you Restore the form, the rich edit box gets resized to where it is flush with the right...more >>

Hi I am populating a listview with more than 5000 items from my outlook inbox and even the form looks hanged for 10 mins and then listing with the details. The number of items i need to populate cannot be reduced in any way. I need the performance to be good even in case of 2 lakhs items.. D...more >>

Hi When I'am starting application main window paint itself very slowly with horrible flickering. How to paint window without visibility and then display it fast. I tried with opacity and API WM_SETREDRAW but sitll it isn't what should be. Can somebody help? Thanks Konrad ...more >>

How to know when control is already created? Thanks KOnard ...more >>