The dialog methods used in the Facebook Android SDK. These are defined in Facebook.java
You implement these methods to generate a Facebook Platform dialog.

Generate a Facebook UI dialog for the request action in the given Android context.
Parameters
context - The Android context in which we will generate this dialog.
action - The type of dialog to call. Currently supported methods are feed, apprequests and oauth.
listener - Callback interface to notify the application when the dialog has completed.
Return Value
None, the callback interface will be notified when the request has completed.
Note
This method is asynchronous and the callback will be invoked in the original calling thread (not in a background thread).
Generate a Facebook UI dialog for the request action in the given Android context.
Parameters
context - The Android context in which we will generate this dialog.
action - The type of dialog to call. Currently supported methods are feed, apprequests and oauth.
parameters - String key-value pairs to be passed as URL parameters. E.g. for posting to a friend's wall, "to":"friends_uid" :
Bundle params = new Bundle();
params.putString("to", String.valueOf());
mFacebook.dialog(, "feed", params, );
listener - Callback interface to notify the application when the dialog has completed.
Return Value
None, the callback interface will be notified when the request has completed.
Note
This method is asynchronous and the callback will be invoked in the original calling thread (not in a background thread).