hi all,
I am working on an IM application and we want to support file attachment feature in our application can any one guide me how do i achieve this. The first step i would be interested in knowing is how do i download an attached through code and then i would be interested is how do i show the user the file explorer to select a file to attach and then how do i exactly attach a file. Also i would be interested to know what all file formats does mobile support for attachment
seems a quite big task.Can anyone plz help me out any link of code will be helpful.

Thanks a lot,
Sagar