Hello, Anyone Know where i can find any good examples of CAB usage. But not the regular stuff included with the CAB packages. ...more >>

This is my first Crystal Report project, using the CrystalReportViewer in Visual Studio 2005. I want to display records in a DataTable (called DTable) created by my C# program, taken from an SQL database. My project is a Windows Forms project, not an ASP.NET project. I dragged an instance of...more >>

Hello, I want to load a bunch of images from a web uri and display them, so the user can browse the images and select them, just like in the thumbnail view of the windows explorer. Which control is suitable for that task... Listviews with ImageLists are not an option since the images are of...more >>

Hi all, I have a main form that has a user control. I need access to a control when an event is fired on the user control. Since the main control knows the user control but not vice versa I cannot do this. Is there a way I can pass a variable to the main control from the user control? how i...more >>

Hi all, I have a panel containing controls like textboxes and radiobuttons. When the value of a control in the panel changes a event has to fire. Can someone tell me what event I use best? Thanks Stijn ...more >>

Hi, I am catching the CellValidating event in the DataGridView cell, if validating fails, I want put focus back to the cell, following is my code(it doens't work) private void dataGridView_CellValidating(object sender, DataGridViewCellValidatingEventArgs e) { try { // c...more >>

Hello Everyone, I really need help in this email. I am using pop3 service to connect to microsoft exchange. I have two profiles defined in microsoft exchange. One is west1 and another one is west2. When I am trying to connect to west1. I can succesfully connect to the excahnge mail bo...more >>

Hi everybody, I am developing a ListView / ListBox / TreeView like Control for .NET CF. I was wondering how to make the designer constrain the height to multiples of the basic line height - pretty much the way this is done with a ListBox control when resized in the designer. (It works witho...more >>

Hi There I'd like to call a function when a form is fully loaded (and visible). For now I am using "Activated" event handler + a "first time flag" to do it. Is there any better way?. Thanks,...more >>

Hi all, I am posting to the windows forms group because it occurs to me that ASP.NET projects do not have the risks of code being decompiled like distributed applications do. My questions are: 1) How many people are using obfuscation to protect their code? 2) Is there alternatives to...more >>

Hello, friends, We have an C#.net app, which opens several form windows. How to determine which form window is on top or active? Thanks a lot. ...more >>

Hello all, I try to have user thread to perform update on the window form list view item back color. However, I can see the new item was added each time. However, the back color just not changed until I move the window around. May I noe what code I had missing out? Thank you very much! ...more >>

Greetings all, I am going to attempt to describe the issue that I am having in full. I apologize ahead of time that this may be a long posting, however, I have found no other solution to my problem. I am working with a VS2003 .NET1.1 Solution Project. The Solution contains 6 Projects: C...more >>

We are deploying our Smart Client APP to our external vendors via ClickOnce and an IIS6 virtual directory. Since the deployment is visible to the Internet, we have protected the deployment site using Integrated Windows authentication without anonymous access and enumerated the authorized users...more >>

I wanted to know if anyone has any ideas for me. I've been through the steps to create an MDI application but need to take that concept further. Let's assume we have a simple windows application with a simple form. I need to get rid of the form and only have the .vb file but still have the vb fi...more >>

The path means that the info of all nodes from the root to the clicked node. Thanks David...more >>

I have application that is using IDesignerHost so my users can design dashboards at runtime. I got the Design and NameCreation, Selection and UI services working but I cannot get IMenuCommandService implemented. I have found examples but it looks like they are all for component integration ...more >>

Hello, friends, I need to implement MS Word and Excel in our .net (2005) app. I found the following related items in the COM list when I tried to add reference. Microsoft Excel 11.0 Object Library Microsoft Office 11.0 Object Library Microsoft Office Control 1.0 Type Library Microsfot Off...more >>

When I anchor a ListBox directly to the Form the ListBox widens as the Form is widened. But when anchor the ListBox to a FlowLayoutPanel which in turn is DockStyle.Fill in the Parent Form, the flow panel widens as the Form is widened, but the ListBox gets left behind, never growing in size. ...more >>

hello, i have to read an xml file sent by http post method run by the client coded in java How do i read the whole file from the server which is written in VB.net Please reply soon Thanks Vikram ...more >>

Does anyone know if there is an open source application framework to build enterprise applications (something like Dnn for web sites)? Thank you, Paolo ...more >>

I have a Form with two TextBox's, I validate first one: private void textBox1_Validating( object sender, CancelEventArgs e ) { if( String.IsNullOrEmpty( textBox1.Text ) ) { DialogResult res = MessageBox.Show( "Retry?", "Error: empty ...more >>

hello, do you know where i find a sample witch explain how install dataset with 2 form, onr master form ans one detail form. thx ...more >>

Hi In my vb winform data app with sql server 2005 backend, when in dataset I run the data adapter configuration wizard it generates insert and select sql statements but not delete and update. As a result the data is not updated when changed in form. What is the problem and how can I get the...more >>

Hi I have a vb.net winform data app with sql server 2005 backend. The ID field in the tblClients table is an 'int' identity column that does not allow nulls. The problem is that when I try to save the record using the below code; Me.Validate() Me.CompaniesBindingSource.EndEdit() Me.Com...more >>

I'm creating a UserControl that is essentially a button that displays a panel when it is clicked. It will behave similar to a ComboBox, but requires a custom look. Both the Button and the Panel are defined in the designer, and I set each elements Visible key to match the state I want. I c...more >>

Why would the first statement execute fine, but the second errors out? How can this be? The first line is in the Load event, the second in a button event. The error message follows the second line. Also, aBindingSource.SupportsSearching is True. TextBox1.DataBindings.Add("Text", aBindingSo...more >>

I am working with Visual C++ .NET 2003. I need to be able to use a DataGrid in my application. My program is not and will not be connected to a database. I must be able edit each cell as a user and allow the program to access each cell and the edit them. The program needs to load the cells d...more >>

This has to be something silly but... I have a breakpoint at the start of my KeyDown event handler where I want to check for the Down Arrow key (which I can't seem to match) When I press the Down Arrow key on the arrow keypad of my keyboard, I get e.KeyCode == RButton | ShiftKey and e....more >>

Hi everyone. I encountered a weirdest problem. Every time i databaind a dataset to the grid it reorders the columns. Any ideas???? Thanks a lot! ...more >>

Hi, is there a can to host the report designer inside my winform application? I would like to be able to give the end user of my application the ability to make minor changes to the report. thanks ...more >>

I have a tree view that i'm populating with a lot of heiracheral data. I only want to populate a node with children if the user expands it. However, that presents a problem. If I do not populate it with children then the expand/collapse bitmap does not appear. So, my question is how do I m...more >>

Hi, Using Windows Forms 1.1 (VB.NET) I have a datagrid on my form and no datasource, just a collection of Parameters (for a stored procedure selected by the user at runtime) which have been populated by the user. I want to display all these parameters in the datagrid so the user can r...more >>

I have programmed a multi thread C control application, and now I want to add User interface functionality to my main thread. I would like to know if i could generate a library from a MFC or Window form Screen and call it from my main thread. Thanks for your attention ...more >>

Hi experts, My Windows 2000 server system is suffering from too many evlogxxxxx.bak files. Please let me know followings: q1. when does system start to backup eventlog? I mean what trigger the system make the backup files. I set Overwrite events as needed. I cannot understand why system m...more >>

I can get a list of drive mappings via Directory.GetLogicalDrives but is there any way I can get the UNC path (eg. \\machine\sharename) for those drives that are mapped to network shares? ...more >>

i am using C#.net and i want to open a specific url using windows brwoser . this is very easy to launch IE process and provide url . But url required authentication and i need to provide this authentication automatically. or can any body tell me how can i save password for specific url progra...more >>

hi all, Has anyone come across working code for a Windows Forms application that uses AxWebBrowser control and is capable of intercepting and dealing with the 'Internet Explorer Script Error' (An error has occured in the script on this page') type errors. I know the WebBrowser control (the o...more >>

I have some sort of a concurrency problem that has me stumped. I have a form (actually several) that run background worker threads from the OnLoad method. Sometimes... occasionally... I get a crash dump from a user that indicates that I "cannot call Invoke or InvokeAsync on a control until the...more >>

Hi, I have several reports within my c# winform application, I need to be able to give the user the ability to make minor modifications to some of these reports prior to running them. Currently I am making use of both .rdl and ..rdlc reports within my application. the modifications that t...more >>

Hello, I am trying to call a class and send the form as a parameter, but I don't know the syntax. In ASP, you would use "this.Page" as an example: HidePanelsHelper.HidePanels(this.Page) My question is what is the syntax for sending the form to a class? Thanks, sck10 In my Form, I ...more >>

Hello, I just started using WinForms and built the following to hide panels: private void AppCodeHidePanels() { foreach(Control ctrl in this.Controls) { if(ctrl is Panel) ((Panel)(ctrl)).Visible = false; } } I would like to move this to a class...more >>

I have these forms that are going to be displayed and require the user to respond to the options on the form but there is not specific time that user will make the chooses on the form. What is the best way to handle this situation. Create events and raise the event when the user makes the cho...more >>

I try the windows application framework properties (My.Application) option: Make single instance Application. but is not work on TS (terminal server). how I can make sure that only one session cross the all sessions? ...more >>

Hi, I have a vb.net windows form with a datagrid, and I am simply trying to click on a row, hit CTRL-C to copy and then CTRL-P to paste it somewhere else. This works fine for individual cells. When I try it with an entire row however, I get the following error: DataGridColumnStyle of '' c...more >>

Hi, I have an application which has two winforms. One is the parent form which has around 20 odd controls. And the other has a propertygrid and two buttons, viz OK and Cancel. This form runs in the designerhost. Hence if a property is changed the componentchanged event fires and changes are...more >>

Hi, What is the best way to assign a form to a namespace in VB.NET with VS 2005? I have this project with dozens of Forms and im beggining to need a pretty good imagination to find different names for them!!! Thx...more >>

Hi, I have an MDI application which contains a start page with a listview of items in it that can be used to click on and open as a child form. So the start page is the child at start up of form. However, when I try to open another child from this start form it opens ok, but will not show or foc...more >>

Hi, It seems that the .NET Label control incorrectly wraps words at accented characters (or non-ascii characters in general). The same is observed when using Graphics.DrawString() directly. I am using .NET Framework 1.1. The text "Vous obtiendrez une meilleure traduction en évitant les ...more >>

Hi How can i create a GUI like this one: http://www.kynosarges.de/NDoc.html My .NET Tools always looks like old NT-Applications except the Menustrip and the statusbar. Is there perhaps a good tutorial to build nice GUI's? Thx a lot for each information ;) Greetz ...more >>

Hi All VS 2005 SP1 I use a DataGridView to display some figures. I have a cellpainting event that displays a couple of numbers in bold and other numbers in regular font style. When i double click the Column devider it resizes the column so that the regular formated columns fit in but not...more >>

Hello how can i make to pass a child form to foreground ? thx //********************** Bonjour, comment puis je faire pour repasser un formulaire MDI enfant au premier plan?? merci //************************ ...more >>