I've written a component whose design surface I only want to accept SqlDataAdapters and DataSets. In other words, if the user attempts to drop any other component on the surface I want to block it (or remove it). I've tried a number of different approaches to implementing this kind of behavior,...more >>

does the size of the windows form include the width of the form border? thanks. -- My C++ and C# (Traditional Chinese) Site : http://www.franzwong.com/Programming ...more >>

Is there an example of how to retrieve a list of DataSet classes that are defined in a project? The Create DataSet context menu command on the SqlDataAdapter component does this. I'd like to be able to provide similar functionality in a component I'm writing. Thanx in advance! - Mark...more >>

Hello, I have a button on my Form that also includes the Crystal Report Viewer component. If I invoke the ExportReport, or PrintReport methods of the ReportVieiwer when the button is clicked, they both display dialog boxes - however, I cannot seem to get the result back from these dialog boxe...more >>

After creating the .exe for a vb.net app that accesses a SQL Server database, I needed to port it over to several machines. So here are the steps I followed in trying to get this app to run on the machines. 1] Install .NET Framework 1.0 on the machine 2] Install MDAC 2.7 Service Pack 1 Refresh ...more >>

Is there a way to open a HTML file in C#? I've just got a HTML version of a manual, and I'd like for the user to be able to open it up when they click a button within the program, but I can't seem to find out what the code it is to do this... any help please ...more >>

Hi ALL. How to hide (not remove) specified row in ListBox control? Thanks Evgeny ...more >>

I've written a component that has a few complex properties (i.e., properties with public subproperties) that need to be persisted. How do I do this? I can get "simple" properties (e.g., string) to persist by attributing them with DesignerSerializationVisiblity(DesignerSerializationVisibility...more >>

I've done some localized apps, but they were all dual language, English and Spanish. I'm now working on an open source app which I hope, some day, will be localized into a number of languages. Localizing the winforms is where I see the biggest problem. Using the VS.NET IDE's support for loc...more >>

Hi, Is there any way to show and array inside a DataGrid ? Tried something like this, but it didn't work: string s; s="a,b,c,d,e,f,g"; string[] a; string token = ":"; a= s.Split (token.ToCharArray() ); DataGrid1..DataSource=a; // Why it just just shows 118 ? Thanks, Ali ...more >>

Hello, I have a crystal report viewer in a vb.net (Visual Studio.NET 2003) windows application. The report, and all the toolbar options (print, export) are all working fine. The problem I have is that when we print a report, we need to update the LastPrinted date in a database. Can I som...more >>

Hoping someone can shed some light on the proper way to setup multithreading for the following: I've got a basic 'C' based dll with a reader thread in it that is reading from a USB port. This reader thread is calling a through, via a delegate, to a method in my C# app. In turn, this C# me...more >>

My Dear Newsgroup Fellow Members, Here is a little tip & trick for manipulating a BLOB field from the database I figured out. In my ASPX web page I have four fields. A dropdown with a list of all the letters, a checkbox for activating a letter or setting it to innactive, a text box for the ...more >>

I have a textbox on my form and have its allowdrop property set to true. I want to allow certain drag/drop types to be allowed. However, if it isn't supported here, I'd like for this event to flow up. I've overridden the OnDragEnter in my form, but the event is never happening. If I allowdrop...more >>

Is it possible to push a MainMenu under a panel control that's docked at the top of the window? If not, is it possible OwnerDraw MenuItems into other controls. Essentially, I'm trying to move the MainMenu functionality downward. The effect I'm trying to acheive is sort of like this: ----...more >>

I want to select whole rows in my Datagrid. I do so using code from SyncFusions WinForms FAQ which overrides the ColumnStyle Edit command and deselects and selects according to a private variable as in the code sample below. The problem is if I click on a header to sort the DataGrid the resul...more >>

H I'm trying to "link" my library of custom controls to a program I am writing. I would like to be able to include the controls on build time and not distribute them in a seperate .dll. I have been reading up on Private and Global Assemblies and feel that I am on the right track but not quite. I ca...more >>

My query was realated to delegates My purpose for using delegate is to invoke dynamically a function from a particular class, It is like thi Class A Transaction main clas Class Controller class WINDOWS UI . final UI Now I got a kind of requireme...more >>

I have created my dataset with from my Tables, I have to have the KeyID column in the dataset to use the UPDATE dataset. But I don't want to show the KeyID column in the DataGrid. Is this possilbe? Or if I can not do this, can I make just that column read only. If I have to show the column, I do...more >>