C# / C Sharp Forum

Anyone knows if the bug in NativeWindow.RegisterClass and the class names list being case sensitive is scheduled to be fixed or already fixed? In short, NativeWindow.RegisterClass keeps a list of registered classes that is case sensitive, but Windows itself is not. So you want to use a class that is already registered by the .NET framework...

Ok, Is there an easy way to test for network connection in a loop so that if I were to pull the connection, the user is notified? Thanks, Trint

...Such as ToString(), Equals(), etc. public override String ToString() { return base.ToString(); } The above doesn't work. Any ideas? And before you ask, Yes I do have a sane reason for wanting to do this.

I’m using a DataGrid control on my form; and I want to handle the KeyUp event. So I did: myDataGrid.KeyUp += new KeyEventHandler(this.OnKeyUp); When the DataGrid is empty, I mean when It has no data so now rows are seen, all keys are causing my this.OnKeyUp(...) to be invoked correctly. But when the DataGrid is populated with some data...

Hi, Would appreciate any help you guys have to offer. On calling beginPeek on instantiation of a MessageQueue, EndPeek throws a MessageQueueException. If the queue exists already, the exception is not thrown, but when I just create the queue and call BeginPeek, the exception is thrown on calling EndPeek. The MessageQueueErrorCode of the...

Hi there, Can anyone tell me why this code appears to be throwing a WebException, and also why the files are still downloading try { imageData = webClient.DownloadData(total); MemoryStream ms = new MemoryStream(imageData); Bitmap b = new Bitmap(ms); b.Save(@"C:\temp\IMAGE", ImageFormat.Tiff);

This is for a Win form. When the field reaches the max limit I want the cursor to go to the next field. Saving the user from pressing the tab key.

I have several classes that all have the same static member: class A{ public static string Table = "TableA"; } class B{ public static string Table = "TableB"; }

Dear ladies and gentlemen, As you know, by building a Smart Device Application in Microsoft Visual Studio .NET 2003, we could create a project for Pocket PC. My question is: How to search files of specific type (such as .bmp) with C# code? Help me, please. Thank you very much.

Hi, I can't get of the black flicker when I resize my form. this = Mainform : System.Windows.Forms.Form If I set the size from 300 to 500 I see for ca 500ms some black areas. I try to solve it with: this.SetStyle(ControlStyles.DoubleBuffer, true); this.SetStyle(ControlStyles.UserPaint, true);...

Hi, Is there any open source navigation control available for download that can be used for windows application? Please provide links if anyone knows. Thanks in advance, KY

All or rather anyone: I am developing web forms (.aspx pages) that accept inputs from the user at the top of the page. Near the bottom is a submit button. Also near the bottom is a text box where the result of a calculation is displayed. The problem is that when the submit button is clicked at the bottom of the page the top of the page is...

I have a Windows app using MDI. My Window menuitem lists the open forms with a check mark by the form that is currently active. How can I change the active form in code from the current active window to another? -- Robert Hill

Hello, Can some explain how the CLR decides on which assembly will be shared across domains. The explaination in MSDN is not enough. >From MSDN: Indicates that the application will probably have many domains that use the same code, and the loader must share maximal internal resources across application domains.

hi all i had some problems and need your sugestion to solve it. why event of controls that i have been disposed still alive and trigger method had been bind to it. best regards wirawan --

Hi All, I've been struggling for a way to retrieve custom attributes I have set (SetCustomAttributes) on a class through a TypeBuilder but can't seem to get around : "NotSupportedException - This method is not currently supported for incomplete types. Retrieve the type using GetType and call GetCustomAttributes on the returned Type."

I want to raise an event (not call event handler!!) of a control. I have a control and I need to raise it's Enter event programmatically so that control will then call all it's Enter event handlers. I searched but couldn't find anything and I can't call an event directly. I have to do this because I need it when user switches between forms. In...

I have written a utility which currently downloads xml data from a high number (40+) of web based sources in a synchronous manner. When attempting to spawn threads off to speed things up I run into major problems due to blocking and number of threads available in the thread pool. Despite trying various methods (invoking delegates,...

While developing the below code I noticed that exceptions were not working as expected. An exception is thrown inside an XML import DLL and not being caught inside the Main() code fragment, creating an unhandled exception inside "theUI". Would anybody know why this is happening? I thought the general rule for exceptions handling was the...

Hi, I've created my own component that uses the CodeDomSerializer to generate some extra code in the "InitizializeComponent" Every thing seems to work fine, until I compile my app... Every time I compile my application, all generated code is lost ? What is going wrong ?

On occasion a Network User Account gets locked out. This causes lots of problems as the account is used to run different programs. The programs fail when the user account is locked out. I would like to write a c# program that will check if the Network User Account is locked out? Can someone point me in the right direction? An API? TIA,...

Hi I am looking to create a Plugin Architecture. I looked at this extend or enhance the User Interface (UI) article http://www.codeproject.com/csharp/extensibleui.asp and It looks good and I would like to know if any better way to do. My requirements are I have several screens and each screen will have grid with data and thinking of...

Hi, I would like to post some data from my application to one servlet and get response as a xml file. The datas to post are "UserName", "Password" and large Xml file. I"m trying to use MSXML. I'm converting xml to stream and sending it by send method of ServerXMLHTTP40Class. But I don't know how can I send username and password. Do you have...

Hi, Would appreciate any help you guys have to offer. On calling beginPeek on instantiation of a MessageQueue, EndPeek throws a MessageQueueException. If the queue exists already, the exception is not thrown, but when I just create the queue and call BeginPeek, the exception is thrown. Any ideas? //begin code...

-First I add and relate the tables A and B. Create a new instance of TableA Add TableA to DataSetX Create a new instance of TableB Add TableB to DataSetX Create a relation between TableA and TableB At this point I can connect the DataSet to a DataGrid and everything works fine, I can browse the connected tables without any errors.