[Lazarus] Getting notified when active editor changes

[Martin Frb]

On 03/08/2024 10:41, Michael Van Canneyt via lazarus wrote:
>
> Hi,
>
> I'm trying to improve the "file browser" plugin.
>
> I would like to keep it in sync with the currently active editor:
> In the file/directory tree, always select the directory/file of the 
> currently
> active editor. (if it is in the tree, of course)

unit SrcEditorIntf;

   TSemChangeReason = (
     semEditorActivate,  // Editor is ActiveEditor


not sure you may additionally need to watch for new created....