Autodesk Revit 2013 Customization With ... | Instant

: Open Visual Studio and start a new C# Class Library project. Add References : Browse to your Revit installation folder. Add RevitAPI.dll (database functions). Add RevitAPIUI.dll (interface functions). Set Copy Local to False for both.

: Use uiApp.ActiveUIDocument.Selection to interact with what the user clicks. Instant Autodesk Revit 2013 Customization with ...

: The primary way to "find" things in your model (like all Walls or Doors). : Open Visual Studio and start a new

Every external command needs a specific structure. Use this template: Instant Autodesk Revit 2013 Customization with ...

: Learn to use get_Parameter() and Set() to read/write data.