tree 0436f871adf98e5d48da6baf67435087402ba905
parent 3fdef686805bea456f0215dfaf4bb40d556cc902
author Steve McKay <smckay@google.com> 1430862600 -0700
committer Steve McKay <smckay@google.com> 1430951479 -0700

Add rudimentary keyboard operation support.

Currently only select-all/copy/paste of files is supported.
Note, I wasn't able to push all code into DirectoryFragment,
as Jeff Sharkey suggested, as it doesn't have direct access
to KeyEvents. Bridged this from StandaloneActivity.

Change-Id: I082c457c9c4372e689d3acbca9ae11cd5c554a63