title: How to pass delegate parameter of .net dll in PowerBuilder 12.5
body: <p>I am making a PowerBuilder Program. This program is using C# .net library file(.dll). But, I don't know how to pass callback function for event notifying in PowerBuilder application. </p>
  
  <p>PowerBuilder
  <a href="https://i.stack.imgur.com/ZVxEt.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/ZVxEt.png" alt="enter image description here"></a></p>
  
  <p>C# .net library file
  <a href="https://i.stack.imgur.com/DmvPx.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/DmvPx.png" alt="enter image description here"></a></p>
  
  <p>I want to call SetConnectionInformation function in PowerBuilder in above images.
  But, I don't know how to pass function.
  Simply. I want to register function of PowerBuilder for calling in .net library(.dll). </p>