My Problem : There a UserControl and there is a button inside the user control The user control has a public method(HideMyButton) and all it does is hide the button inside the user control Now, I placed this user control in one of my forms and then Call HideMyButton method on th...more >>

I have an application which uses a main window. But before showing the Main Window (which is best done by Application.Run(new MainWindow();) I need to show a Login Window. When the login fails, the application should terminate but when the login is successful the loginwindow should be destro...more >>

*Very new to .NET* I want to open a tabbed Window: in tab one, I'd like an application like Notepad to show for example, then in tab 2 have Wordpad. Can this be done? What class should I start looking at? Marco ...more >>

I have a windows form that has an OK and Cancel button. I have set them as the form's AcceptButton and CancelButton respectively. Every now and again when I run my program I find that they do not work when I hit Enter and Esc. I go back to Visual Studio and I see that the AcceptButton and Can...more >>

Hi friends, we have developed a windows desktop application in vb.net 2005 with MS-Access as backend ,our problem is we have to display data from a datagridview to a crystal report,we have written the code to display in crystal reports it is working in the system in which w...more >>

Hi I've just seen slickrun and I like the idea of being able to bind a key sequence to my own programs in this manner, any idea how I can do this in C#? Or is it a Win32 thing? ta C ...more >>

This (seemingly) simple item has escaped me after pouring over tons of posts about ClickOnce. How does one add a config file (myapp.exe.config) to the list of executables and dlls that get published with a ClickOnce application? All I want to do has have a standard config file get dropped down...more >>

Hi, *I originally posted this in c# but was advised to repost here. I'd really appreciate any answers you may have, i'm programming using Visual Studio C# Express. Thankyou* I will outline what i'm trying to do here, and would really like to here your suggestions of how I can do it ple...more >>

Hi everyone, this should be a quick question. I am use ListView control to bind some date,now I need to print the infor in ListView.Howeve,there is not some method call ListView.Print(), So anyway, if anyone knows of how to deal with that, I'd love to hear about it. Thanks! Kiven Lee ...more >>

Hi, If the control's name is stored in a string one can iterate through the controls collection of a form to access the control. dim s as string="chkIsValid" dim chk as CheckBox for each ctl as control in me.controls if typeof ctl is CheckBox andalso ctl.name.tolower=s.tolower then c...more >>

Hey guys, I have an app where i create a text box dynamically on a control and user enters something and once looses focus (leave event) i remove it from the user control. Once i try to focus another control in the app, Control.Remove() hangs the app and when i see the stacktrace Contr...more >>

Hello, I have a View that has a relationship between two tables. It works well for what I am doing, but I want to hide the child rows in my datagrid. I only want the data from table1 to show in the grid without the "+" sign. Is there a way to accomplish this? Thanks, Chuck ...more >>

I have in VB.NET 2005 a DataGrid control placed within a Windows form and the property AllowSorting = True in order to allow users to further sort by any column they want. The datagrid is based on a TableSet (not on a view). How can I find during run-time at a certain moment if the DataGrid was...more >>

Hi I am trying to add a DLL which is developed in VS 2005 to my project (VS 2003). I get following error message. "FileName.dll not a Microsoft .NET module" Do i need to convert this DLL to Framework 1.1 compatible to add it in my project? If yes, is there a tool to do this? Kindly r...more >>

Hi, I want to show one text box and two buttons in a cell of a column in a datagridview. Any Clues? EggHeadCafe.com - .NET Developer Portal of Choice http://www.eggheadcafe.com...more >>

Hi; What's the best way to initialize a RichTextBox.Rtf value. I'd prefer to do it from a resource so the text is in the exe file. -- thanks - dave david_at_windward_dot_net http://www.windwardreports.com Cubicle Wars - http://www.windwardreports.com/film.htm ...more >>

I know that Windows Forms provide a TopMost property to ensure it is on top. How can I force a Control to be TopMost? I have a usercontrol that will be consumed by several forms and I need it to remain the topmost control when it appears on a form even though other controls may be added to t...more >>

Hi! I=B4m developing a screen-capture application. My Idea is to cover the whole screen with a semi-transparent clickt-hrough layer, solely the Area that will be captured should appear without this layer. What I did: I use two forms. The first form works as the background-layer. It has no...more >>

I would like to create a simple standalone vb app that will end, and preferably restart the windows screen saver. I fould code that says it starts the screen saver but how about terminating the currently running instance? ...more >>

Hello everybody, The MSDN says about ShowDialog that "When a form is displayed as a modal dialog box, clicking the Close button (the button with an X at the upper-right corner of the form) causes the form to be hidden and the DialogResult property to be set to DialogResult.Cancel. Unli...more >>

Hi All, I read article (http://msdn.microsoft.com/msdnmag/issues/05/08/AutomaticProxyDetection/default.aspx). I need yours help. Please advise me My Requirement is given below. This is C# windows .net application(application as i need *.exe file rather than install file...more >>

Is there a software with which you can design and click together a XAML GUI and instantly become a feedback how the GUI looks? Thx in advance A.Gallus ...more >>

Hello, How can I save and restore the position and the size dive by a user and restore them next time I start my application ? Thanks, ...more >>

HI! My first post, so Hello there! I=B4m trying to develop an apllication with docked forms, like in Winamp. If a child forms is docked to the parent form it should move and resize like the parent form does. I=B4ll give you an simple example of how I tried to archive this: Form parent =3...more >>

Hi; Is there a url somewhere that explains the best way to use the layout controls to provide the best layout. I want out windows to still look good when we add Japanese & German resources - which tend to make the text a lot shorter / longer. -- thanks - dave david_at_windward_dot_net...more >>

Hi, Under Vista you can't save application settings to HKLM, can anyone point me in the direction of the new guidlines on where we should store application data, which is machine wide. Thanks Tim...more >>

If I use software like OpenOffice and try to drag text I could notice that 1. when I drag inside the document I'm moving the text 2. when I drag outside the document I'm copying the text Yet it all looks like one smooth operation. With correct cursor feedback (the little + marker next to the ...more >>

Hi there, Has anyone had any serious performance problems with this class. A couple of hundred rows of data with 4 columns (everything loaded on-the-fly with no DB involved, all simple strings, 90% under 10 characters, the rest as high as 500-600 characters, wrapping turned on) literally ta...more >>

I have an HTML Form that uses GET and is processed by an ASP.NET 1.1 web application. Can you recommend a simple example of an HTML Form that uses POST and is processed by an ASP.NET web application (either 1.1 or 2.0)? What was the source of your information? Thank you. -- -- Tho...more >>

I'm assigning a description to my form title, such as: strDesc = "This is a test if the description will fit in" frmTest.Text = "(" & strDesc & ")" If strDesc doesn't fit in the title, I don't see the closing paranthesis: ("This is a test if the description will fi..." I would like to be a...more >>

I'm trying to intercept the clipboard so that I can fix Word's disasterous HTML that comes through before pasting it into a text box. I just pull the fragment information from the result that comes back when you ask for the Text that's of type HTML. Everything works just great, except when ...more >>

Hello, I have a problem using tooltips on buttons... Before the first click on the button the tooltip displays correctly, but once the button has been clicked, the tooltip isn't shown any more... Is this a bug? Or normal behavior ? Regards, Kevin ...more >>

Hi all: I have been playing around trying to get a progress bar to work. So far, I have the progress bar updating visibly, but the rest of the dialog now looks crappy. The rest of the dialog window badly needs a repaint, but it doesn't get one until the routine finishes that the progress-bar i...more >>

In vb6, I had a program that had the following code: StrPtr LenB Picture1.Print Picture1.CurrentX (& Y) They don't apparently transfer over in vb.net 2005 - - - I hate to admit it, but I found this code somewhere on line and I have never used these properties/methods again for anything el...more >>

Hi; A UserControl named ContainerInfo has children controls; ContainerInfo also has the MouseLeave event. But one goes off when the cursor of the mouse is in a children control . This does not have thus to be, by a contracted being in ContainerInfo mouse has not left this. What I must do...more >>

Hi, I am porting an application from Windows Mobile to the desktop. This is my first .NET desktop forms application (my experience is in ASP.NET). I am looking for a sample application that employs a solid programming model for managing a multi-window application. This application has a ...more >>

Hi. It is often maintained, that a layered architecture is something one should consider in any nontrivial application (see e.g. Data Binding with Windows Forms by Brian Noyces). I have a VS2005 solution with 3 projects in it: 1. Adveita.UI - a WinForms executable for user interaction 2....more >>

Can someone confirm that it is now impossible to write to registry\localmachine on Windows Vista using .NET FX 2.0 + .NET FX 3.0 Can't the developer put application into "Administrator" mode for the user. ...more >>

Hello I am working on USB Project, I am searching for any of the API's method in windows , so that my application can sense that a file in the PC is being copied or moved onto the USB mass storage device which is plugged-into my system. I am developing my application in VC++.Net 2005, that is ...more >>

I have the following scenario: I have a TableLayoutPanel in my form. In one of the cells I want to place a Label control to display some text. The label might have just a few words. It might have a paragraph. I would like the label text to automatically wrap inside the cell in the TableLayoutP...more >>

I can use Asc(e.KeyChar) to find out the keystrokes in the regular part of the keyboard. Is there any way to detect ASC value of either the F keys or the arrow keys? ...more >>

I have a C# windows forms project that was designed in Visual Studio 2003. It works great. I have recently decided to upgrade to VS 2005 and .Net 2.0. I opened the project in VS 2005 and it converted it fine. I fixed the odd obsolete line of code and it compiles and runs. The problem is th...more >>

Hi All. Is there any way to be notified when the "Active" application changes? By active I mean which application currently has mouse and keyboard focus. I need to be able to know when my application becomes active and when it becomes non-active. (i.e.: via minimization, or alt-tab, etc) ...more >>

Hi, I have a form which is a splash screen. A static method is used by my main program startup to show the form, which creates the form on a seperate thread and shows it using Application.Run( splash ). The problem is when my main form shows and the splash hides, the main form ends up behi...more >>

Hi, One of my HKLM registry writes is throwing fit on Vista. Is there anything I can do on programming level to prevent the error. Or is this a user setting that has to be configured. ...more >>

Hi I'm currently developping a skinnable form by using a borderless form (Form.FormBorderStyle=None). Is it the right way to go in the first place? if it is. Assuming that when there is no border to the form there is no context menu when you right-click on your form in the start bar too (the ...more >>

Hello, I am trying to program to work with POS-Printer in page mode. So I want to set the page height at run time. Depend on the number of lines to draw to Canvas, I must set the Page height. So I can get the height in pixel Height = LineCount * font.GetHeight(GraphicsObject); and set the ...more >>

Hi: I posted this 3 days ago in another V-Studio2005 group and got no replies. There seems to be better response to requests in this group. Hope nobody minds me trying for an answer here. I have windows forms .Net 2 app. in which I was using double click to activate a form. I also wanted to be...more >>

hi, i have a datagridview winth multiple rows, i need in some columns, put a radio button, and i don´t know do it. thank you...more >>

I have a Treeview control like the following: paren1 ''(Name = P1) Parent2 ''(Name = P2) Child1 ''(Name = P2C1) Child2 ''(Name = P2C2) Parent3 ''(Name = P3) Parent4 ''(Name = P4) Child1 ''(Name = P4C1) Parent5 ''(Name = P5) ...more >>