I have a .net library with backgroundWorker object, and it is working fine in ..net environment. Then I exposes the library to VB application to call. Using standard Callable COM Wrapper (CCW) method, the method can be called, but I notice that backgroundWorker_RunWorkerCompleted() method will...more >>

Hi All i am new to this group, i would like to know the steps that CLR takes to convert the code to MSIL. Thanks -- ravib...more >>

Hi If you have a form where the FormBorderStyle=Sizable and no icon is assigned to the form; you get the WindowsForms 'generic' icon. Is there a way to remove the 'generic' icon and have no icon displayed? I tried setting the Icon property to Null in code but this didn't have any ef...more >>

I have some comboxes and checkboxes on a UserControl, all of which are bound to a BindingSource. When I bound the bindingsource to the checkbox Checked property and the user accepted the default (unchecked, false), the bindingsource blew in the EndEdit event of the bindingsource on a null valu...more >>

I want to output a string of random integers with 20 rows and 20 cols separated by comma. The problem I am having is that it is always printing the same number like below: 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, 6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,...more >>

How do you get the path to the folder the program is in. Lets say i have something like this: c:\programs\myprogram\another folder\program.exe now in my program i want to get the path, c:\programs\myprogram\another folder\ I tried something like: System.IO.Path.GetFullPath("\\") but...more >>

Hello, A very small question, how set the starting form in a Winforms projects (VS 2005, C#2.0). I check in the project properties but I didn't see a way to select a form to start. Regards, ...more >>

im having trouble booting my windows xp professional it gets to the loading screen and then just goes blank, it seems to only start up in safe mode and after trying to re-install xp 3times and checking for driver errors (repaired sm bus controller ) loaded Nvidia drivers im lost for what to d...more >>

Hello, just a simple comboboxquestion. i am using Visual Studio 2005 and .NET 2.0. I have a combobox on the form and i want that combobox to be locked, so the user can select a value, but the user cannot change the values inside of the combobox. Like a normal dropdown list on a internet webp...more >>

I am writing an app where I want to save a directory path, provided it exists. If a user enters a path 'c:\temp' I can set up a new DirectoryInfo and check it exists. Unfortunately the data inside the DirectoryInfo returns the path as 'c:\temp' whereas it is actually 'C:\Temp'. Case insens...more >>

Hi all... I have developed an application for managing a very large resource of artist's paintings and posts them to a web site. The application works well. I'm trying to reduce the complexity of having to work with photoshop and integrate one feature into the application > Distortion Transfor...more >>

Hi all, I am completely new to ASP.Net and have a question regarding ASP.Net 2.0. I want to create a custom web page that's only function is to insert new records into a database. I want to have serveral textboxes for user input and then a button. On button click I want the data from the te...more >>

Hi I have a created a custom usercontrol which inherites an Excel like usercontrol. In this usercontrol I have a custom property called SpreadTemplate, which is an enum with (at the moment) two members called None and Pipeline. When I set this property at design time it sets up the activesh...more >>

In a Windows application in VS 2005 VB.Net I have a XML file that needs to be used in the application on the client pc. How do I reference this file in code as it is not copied to the same location as the application file? ...more >>

If my winform app is started with command line arguments i need to be able to execute some code and then write back to the command line from where the app was started. is this possible? thanks kh...more >>

What's the best way to change the current record selected on a DatagridView control using code in VB.NET 2005/C#.NET 2005? Thanks, Victor ...more >>

I'm developing an application where there's a DataGridView and one of its columns is of DataGridViewComboBox type. The combo box behaves as it should, but I find it's a little too unfriendly to users, because of its very lazy-looking behaviour. I, as an user of the application, would like t...more >>

Hi, Considering the fact that Form.Dispose method is implemented in the Designer partial class, what would be the best way to have my own Dispose logic? I assume that I should not modify the designer code and I am not sure how to implement a Dispose method for my form. Thank...more >>

Hi - first post and not quite sure which board to post to as it involves windows forms and data access .... sorry if wrong one chosen! I am developing a database project for my small vehicle trading business, and thus have a cars table and (among others) a colours table. I use a combo box ...more >>

Hi, How can I include contraints in VB.NET (Windows Forms, 2.0), using Objects with Propertys? I need several property's be recalculated when others change, but not in a straightforward way: When A is changed, B has to change, but when B changes, A has to change (or C or ...). Untill no...more >>

I'm looking for thoughts on the "correct" design for this problem (DotNet 2.0 - in winforms). I've got two combo boxes (combo1 and combo2), both are populating via database calls (using a separate DB handler class). "combo1" contains a list of countries and is fairly static, it can be added...more >>

Hi, I'm implementing irregular shaped Windows Forms using the Region property in ..Net 2.0 (I'm not using TransparentKey to account for color depths > 16bpp) I build the region mask adding 1 pixel high rectangles until all the area I want to be transparent is covered (this tecnique is pre...more >>

In VS.Net 2005 Is it possible to replicate data between a windows form and a SQL 2005 database? ...more >>

Does anyone know if AJAX technology can be employed within a WebBrowser control running in a rich client application ? If so, what's the best way to attach AJAX libraries and tap into their functions? And does this add any issues to deployment of the application ? ...more >>

Hello, When i enter a date in datetimepicker (vb 2005) i have to press to key "/" or the key right to get from day to month and then to year. That can be a major drawback for fast data entry. I want to type just the day and the month and the year.no other characters Is there anyway to ov...more >>

I have a commaseparated string of integers (from My.Settings). I want to check if a specified number exists in the array. My idea was to first convert to a string array and then do some kind of search. I can of course add them all manually to a hashtable, but is there some kind of direct conv...more >>

In a windows form application created in VS 2005 VB.Net I have one form which calls another form and supplies a value. In this additional form I need to return a value back. Below is the code to call the other form. Dim x As New myForm2 x.aValue = Me.TextBox1.Text x.Show() How can I retur...more >>

I have a form where I want to populate a grid wih a dataset table. To get the convenient designtime help I have dragged a typed dataset onto the form, thus receiving a dataset control and a bindingsource control on the fly. As the dataset is quite heavy I want to reuse an existing dataset ...more >>

How do I clear a bitmap to a single color, or draw a rectangle into a bitmap to clear it? Do I have to iterate over the pixels myself? -- Dr Jon D Harrop, Flying Frog Consultancy Objective CAML for Scientists http://www.ffconsultancy.com/products/ocaml_for_scientists/index.html?usenet...more >>

Does anyone have any input on setting up my CAB application so that the application is thread safe, and cached appropiately? I read that this can be managed through Services, and dynamic injection. On the contrary, I was told that this can be handled using Enterprise Library cached application b...more >>

I am using VS 2005/.Net 2.0. I have a base form that is contained in a library project. When I try to inherit from this base form in another project the designer get confused and displays the following error. Can I not inhierit from a base form? Thanks for your help! Terry Unable to lo...more >>

Hi, I want to make a toolbox form (like the one in Adobe Photoshop), so I would like to put many buttons one beside the others (beside, over and under, just like the toolbox in photoshop). I thought FlowLayoutPanel would be the thing to go, but I can't remove the space between my buttons even...more >>

The situation: * I have a ButtonColumn in a DataGridView. * When the user preses one of the buttons, a dialog appears. * Based on what the user selects in the dialog, data is entered programmatically into the the underlying cell (i.e., I'm setting Value property of the cell based on user inpu...more >>

I have just moved from 1.1, where I had my splash screen to a tee, to 2.0 where I find it impossible to get a satisfactory solution and its driving me mad! This is how a splash screen SHOULD work (and did in 1.1) when you load a program (MICROSOFT, please take note!!!): Splash screen appears ...more >>

I'm trying to automatically enter some data into a row when the user first enters the row. So I created a RowEnter event handler that contains several statements like the following: _dataGrid.Rows(rowIndex).Cells(columnName).Value = newData When I do this, data actually shows up in the row ...more >>

Hi Ok this is probably really easy and i am just being really stupid, but how do you create a toolbar button similar to the highlight/fill or Font button as seen in microsoft products where the colour stripe changes depending on the colour selected. I need to add a colour button but i only w...more >>

I'm looking for input / ideas on the following design problem: As an example for the business layer, there is a class "DataObjectHandler" with one method "Get()" that returns an initialised list of the class "DataObject". It also contains a method "Add(DataObject)" This adds the passed Da...more >>

Hi there, Does anyone know how to actually "abort" the event (component change) described in the following link. Apparently it's doable as mentined in the "Remarks" section but how. Alternatively, it would be better to prevent this event from being raised in the first place if anyone knows ...more >>

VB.NET StartupNextInstance and ClickOnce (.NET 2.0) VB.NET StartupNextInstance and ClickOnce (.NET 2.0): A call to ApplicationDeployment.CurrentDeployment.ActivationUri.Query returns same paramaters in event handler MyApplication_StartupNextInstance as it returns in MyApplication_Startup eve...more >>

Hello Everyone, We have a production WinForms Application that uses a WebBrowser to display readonly data. In the html document we have SPAN elements that facilitate menu selections. We also have a TABLE object that is bound to an XML Data Island, each row of the table has an option to "V...more >>

MS Visual Studio 2005 Pro, C# development: I have a child form with datagrid view showing customers/locations which is bound to text boxes, also have a second datagrid view showing workorders related to locations. Users want to double-click a row in the second datagrid view to open up child fo...more >>

Pardon my ignorance here for I really can't find a direct answer to my question concerning the DataGridView. I have a Winform with a DataGridView on it. Its datasource is a DataView. Life works great with the grid. I am able to sort, move columns, and edit cells by clicking on the cell and mak...more >>

I got IDE problem. Some key is pressed by me and It uses dot(.) for every white space Can anybody know how to reverse this? Any short cut key or setting I tried to find in option-text editor but cannt get any thing.. code look like this e.g. .........try ......... { ......................more >>

When using the Publish Application option in a Windows form application in VS.Net 2005 to a file share, the client successfully installed it on their pc and can run the application. However the application.exe file can not be found on the pc and the start menu shortcut does contain a string that...more >>

Sorry for the crosspost. I'm looking for a managed class library that allows decompressing .zip and/or .cab files. Preferably free. If it supports the ..NET Compact Framework that will be even better. thanks! ...more >>

Hi, I am building an application that is similar to spy++. I want the user to be able to click on a 'window' (textbox/combo/etc) and have it highlighted. BUT... the window they click on may share common coordinates with another window, so how do i find the topmost visible window, given a top...more >>