Android Toast doesnt show up

I am trying to show toast on inserting content into the database. and then it finishes the acti开发者_如何学Cvity.

1. Send Mail
2. Store Mail in Db
3. If Successfull show Toast for 10sec
4. finish(); Activity and return to the previous one.

code: http://pastebin.com/6aBjwCFh

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You need to show() your toast to display it:

Toast.makeText(ComposeActivity.this, "Mail Sent to " + tousername, 10).show();