I use windows 2000 and set regional option as "thai". I use datetimepicker control in my .net application. And I chang Culture of my Application to "en-US" by use code below Thread.CurrentThread.CurrentCulture = new CultureInfo("en- US"); Thread.CurrentThread.CurrentUICulture = new Cultur...more >>

For a simple form without its own menu I wanted to add an "About..." command to the system menu as I would for an old MFC/C++ application. However I cannot find out how to access the system menu other than to toggle it on/off via the ControlBox property. Is this simply a .NET style bei...more >>

How do I find out the size (specifically width) of a listbox's = (specifically datagrid) "viewport" where the "viewport" does not contain = borders (Fixed3D and otherwise), scrollbars, etc. ? Microsoft defines a "viewport" in help text for the = "DataGrid.VisibleColumnCount" property as so: "T...more >>

Hi, I am deploying a project to a laptop. It works fine on my development computer, and I have tested once a few weeks ago. However, this time, the program can not start at all. After some digging, I find that it stops right at the following line (this line is part of the function called by...more >>

Hello..is it possible to call a winform (show or showdialog) and pass the form a parameter? Could be a single value (like an integer)? thanks for any help or links. ,dw...more >>

Ciao ho una piccola anomalia, in un dataset. Ho una form di dettaglio collegata con delle textbox a un database sqlserver tramite dataadapter, dopo aver generato il dataset e le stringhe sql per aggiornamenti e selezioni, mi si presenta il prblema. Tramite metodo fill riempio il database, e poi ...more >>

Hello: I have a form that has a dataset that has one table, a command button, and a data-bound textbox. I also have navigation button that navigates through my dataset. When I run the application, I see the row values displayed appropriately. But when I make changes to the value that...more >>

I am developing a form which uses a TabControl. I want the code to be able to detect which TabPage is currently active. The documentation indicates that the TabPageCollection should have an "Item" property which I think may be the way to do this, but the "Item" property doesn't show up o...more >>

I have a WinForms application that has a master DataSet with related DataTables that various forms reference and bind to. I need to detect when changes are made to the DataSet by a particular form so that the user can choose to cancel or apply thoses changes (the Apply button is only enabled aft...more >>

I want to embed some icons into my application and then use these icons for specific file extension. How can i do this?! ...more >>

Hello all. I have place a CheckBox in a DataGrid using the following code: DataColumn dcInclude = new DataColumn("Include?"); dcInclude.DataType = System.Type.GetType ("System.Boolean"); dtParams.Columns.Add(dcInclude); The CheckBox column works and all is good,...more >>

How do you instantiate and display a form that is in a different project within the same solution? I have a project full of Crystal Reports and one simple form (clientCrystalViewer) that displays them. It seems like I need to have the Reports in the same project as this clientCrystalViewe...more >>

Hi, Is there any way to get a reference to the currently active form in .NET (even if it is another application)? Is there then any way to give that form focus? (even if it is outside of the .net application? Thanks, Paul...more >>

Hi, Is there a way of maximising a form without having it grab the window focus? Thanks...more >>