C#: Call External DLL Library

To import external DLL library file and be able to use the function in the library. (That is the way to make use of old windows dll libraries. To use a .NET assembly you would simply add the reference to .NET assembly and add the using clause.) You need to: Add the using System.Runtime.InteropServices (this […]

C#: Drag and Drop Tutorial

In this simple tutorial, I can show you how to easily add drag and drop to your windows form application. Here is the steps: – First you need to set the control’s AllowDrop property to True. (such as your main windows form of your application) – Write your own DragDrop Event and then the DragEnter […]