[Android] Create intermediate classes to clean code

[Geoffrey Métais]

vlc-android | branch: master | Geoffrey Métais <geoffrey.metais at gmail.com> | Thu Jul 20 11:30:21 2017 +0200| [5ca75606f3bdd6aef2596e2662569c7522a40e7c] | committer: Geoffrey Métais

Create intermediate classes to clean code

Menu & sorting management are delegeted to ContentActivity and
SortableFragment now.
Menu items click management are dispatched to concerned fragments

> https://code.videolan.org/videolan/vlc-android/commit/5ca75606f3bdd6aef2596e2662569c7522a40e7c
---

 vlc-android/res/menu/activity_option.xml           |   3 +-
 .../vlc/gui/AudioPlayerContainerActivity.java      | 193 ++-------------------
 .../src/org/videolan/vlc/gui/ContentActivity.java  | 146 ++++++++++++++++
 .../src/org/videolan/vlc/gui/HistoryFragment.java  |  11 ++
 .../src/org/videolan/vlc/gui/MainActivity.java     |  32 +---
 .../org/videolan/vlc/gui/SecondaryActivity.java    |   4 +-
 .../vlc/gui/audio/AudioAlbumsSongsFragment.java    |  21 +--
 .../vlc/gui/audio/AudioBrowserFragment.java        |   1 -
 .../videolan/vlc/gui/audio/BaseAudioBrowser.java   |  39 ++++-
 .../vlc/gui/browser/BaseBrowserFragment.java       |   3 +-
 .../vlc/gui/browser/MediaBrowserFragment.java      |  15 +-
 .../vlc/gui/browser/NetworkBrowserFragment.java    |  14 +-
 .../videolan/vlc/gui/browser/SortableFragment.java |  75 ++++++++
 .../videolan/vlc/gui/video/VideoGridFragment.java  |  19 +-
 .../src/org/videolan/vlc/interfaces/ISortable.java |  26 ---
 vlc-android/src/org/videolan/vlc/util/Util.java    |  68 ++++----
 16 files changed, 357 insertions(+), 313 deletions(-)

Diff:   https://code.videolan.org/videolan/vlc-android/commit/5ca75606f3bdd6aef2596e2662569c7522a40e7c