How to put an extended WinForms Control on ToolBox

Question

I plan to add functionalities to TextBox with the following:

   public class TextBoxExt : TextBox  
    {
        protected override void OnKeyPress(KeyPress         


        

Answer 1

Any custom control in your project should show up in the Toolbox automatically. I have found that sometimes the controls won't show until you close a re-open Visual Studio. I assume the issue has something to do with caching of the contents of the Toolbox.