Answer Questions

• Jeff Lawson DataGrid View - Ctl+0 to null out a combobox column

  I have a DataGridView which has a DataGridViewComboBoxColumn column named "Assigned To" which allows users to assign tasks to a user of the system. The DataGridView is databound to a DataTable called "Tasks" and the "Assign To" dropdown is databound to a table called "Employees". The linkage between the two tables is employee_id. I would like the users to have the ability to un-assign a task. I am havin ...Show All

• mqsash tab control + validation

  Hi there,  I am using a TabControl with 5 tabs. Is it possible to disable some of the tabs and make  them available i.e. if the application is connected to the  server Also I was wondering if there is something similar like the  validation con ...Show All

• SimonQ Public News group and Forums

  Our goal is that this is managed and monitored by Microsoft.  Yes, I know that the public newsgroups were also provided a web interface, but there were several other features, like moderation, rss feeds, the general ease of the forum UI, that made this our choice for developer discussions.  <Personal Ideology> Ideally I would like to see a future where both solutions communicate with with other and share meta-data to make the ch ...Show All

• Fauteux Guy TreeListViewItem Check

  Hi, I am designing a page where I have two controls . One is TreeListView and one is listbox. I like to populate the listbox with the data from Database based on treelistview item selected. I want to click/check on one of the checkbox in TreeListView and that is used as input to fetch data from database. Now my problem is when i click on a checkbox in treelistView the treeLIstViewItem checked property is not set till the TreeLIstView is displaye ...Show All

• yannickm Getting started

  Hello all, I am developing with vb in Visual Studio.NET and I creating a windows application. I am coming from a Web development background. I am new to Windows Forms and I have a couple of basic questions: - What versions of Windows will my application run on - Am I better off using Grid layout or Flow layout - What is the equivalent of SQL in Windows Forms Where do I store information - How would I go about creating ...Show All

• LC Johnny Tying arbitrary query to DataGridView component in VS2005

  I am experimenting with VS 2005 (and I am new to .NET in general). I see in one of Microsoft's getting started tutorials how to tie a table to a DataGridView, but how can I do this with a generalized query (i.e. using join, where, group by, etc.) I tried first dragging a single table to my form, then tried to edit the query attached to either the BindingSource or the TableAdapter, but received an error "schema returned by the new query diffe ...Show All

• Lexa83 .net 2.0 security breaks my app

  Hello, I've written a windows control that runs in an asp.net page using an <object> tag. The control accesses a scanner on the local machine. Everything was working fine until I installed .net 2.0 as part of the SQL Server Management Studio Express. Now the control throws an error "Application attempted to perform an operation not allowed by the security policy" I've tried giving the .dll permisson using the .net fra ...Show All

• Vijay L DataGridView Image Columns

  I have been pulling my hair out on this one and decided it was time to post it here after Googling for countless hours without finding an answer to my problem. I have a simple databound datagridview that I am trying to display an image on a cell by cell basis based on the cell value (stop, started, finished) etc.. The values are int values and so far I have been able to get it to work but I have noticed lots of flickering while using the grid ...Show All

• justtellme Error in designer with inherited usercontrols

  Hi, I'm doing C++. If I create a BASECONTROL inherited from ::Usercontrol and a INHCONTROL inherited from BASECONTROL, I get an error in designer as soon as I want to open the INHCONTROL in designmode. It works when I compile the solution with pure:/clr. The error exists when I compile the solution with /clr. What's wrong in /clr (mixed mode) ...Show All

• Bizsoft Shell Integration

  How does one add commands to the context menu of files / folders using C# / VB.Net For instance, if I was to right click a file, I would like extra options to be added to the menu alongside the usual "Properties", "Delete"  ...Show All

• donss paste event?

  I have a "paste" button on a toolbar above a richtextbox object. When I click it, I can test to see if the clipboard format is one I am expecting and then do the paste (I don't want the user to be able to paste in  ...Show All

• denisa How to add a custom property grid to a user control

  Is it possible to accept a set of custom properties for a user control How can such a customised property grid be configured do you mean run time or designtime At design time. Maybe you must to read the MSDN articles linked at the below links: http://msdn.microsoft.com/library/default.asp url=/library/en-us/dndotnet/html/custdsgnrdotnet.asp ...Show All

• metz- datagridview and checkBox cell

  I've a mysql database, that is connected through MySql Connector. Database works fine for all insert, delete update. In some tables of my database, i've some records that are marked like "true" or "false", and i need to show them on a datagridview by a checkBox, that must be checked if value in table is true and unchecked if false. I try like follow: myAdapter = new MySqlDataAdapter("SELECT LastName, Values FROM  myTable",  myConn) ...Show All

• Paul D. unable to install wsus

  When I tried to install wsus. I got an error and unable to continue. part of the log file as follow: 2005-08-02 08:12:00  Error     MWUSSetup          InstallMSUS failed (Error 0x80070641: The Windows Installer service could not be accessed.  Contact your support personnel to verify that the Windows Installer service is properly registered.) 2005-08-02 08:12:00  Erro ...Show All

• Freddo ComboBox Changes in .NET 2.0

  Hello Everybody i am using WinApp using .NET 2.0. for ComboBox there in no ListItem in .NET 2.0. I want to add Name, values to ComboBoxes manually, How to do this. any suggestions are appricated Thanks for response, but i want to add name & value through ListItem Object but there is no ListItem in .NET 2.0. is there any other the combo box takes a list of any object and uses each object's ToString() method t ...Show All