outlook plugin to catch compose mail events

I got an adjoining开发者_Go百科 formregion in the compose mail form and i dont find the way to intercepts the form events like the drag and dropping of a file inside the message or the insertion of a text.

NB: Ms has forbidden the complete replacement of the compose mail form so i cannot re-write the form has i want

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Take a look at Outlook Redemption. It makes magics...

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Add-In Express might help.