Add PlaybackOverlayFragment

Change-Id: If4c5b2f747885948e0bae422d9d30eec11c027b9

samples/SupportLeanbackDemos/src/com/example/android/leanback/PlaybackOverlayActivity.java

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.example.android.leanback;
+
+import android.app.Activity;
+import android.os.Bundle;
+
+public class PlaybackOverlayActivity extends Activity
+{
+    /** Called when the activity is first created. */
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.playback_controls);
+    }
+}

samples/SupportLeanbackDemos/src/com/example/android/leanback/PlaybackOverlayFragment.java

@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ */
+package com.example.android.leanback;
+
+import android.content.Context;
+import android.content.res.Resources;
+import android.os.Bundle;
+import android.support.v17.leanback.widget.Action;
+import android.support.v17.leanback.widget.ArrayObjectAdapter;
+import android.support.v17.leanback.widget.ClassPresenterSelector;
+import android.support.v17.leanback.widget.PlaybackControlsRow;
+import android.support.v17.leanback.widget.PlaybackControlsRowPresenter;
+import android.support.v17.leanback.widget.HeaderItem;
+import android.support.v17.leanback.widget.ListRow;
+import android.support.v17.leanback.widget.ListRowPresenter;
+import android.support.v17.leanback.widget.OnActionClickedListener;
+import android.support.v17.leanback.widget.ControlButtonPresenterSelector;
+import android.util.Log;
+import android.widget.Toast;
+
+public class PlaybackOverlayFragment extends android.support.v17.leanback.app.PlaybackOverlayFragment {
+    private static final String TAG = "leanback.PlaybackControlsFragment";
+
+    private static final int NUM_ROWS = 3;
+    private static final boolean SHOW_ITEM_DETAIL = true;
+    private static final boolean HIDE_MORE_ACTIONS = false;
+
+    private ArrayObjectAdapter mRowsAdapter;
+    private ArrayObjectAdapter mPrimaryActionsAdapter;
+    private ArrayObjectAdapter mSecondaryActionsAdapter;
+    private PlaybackControlsRow.PlayPauseAction mPlayPauseAction;
+    private PlaybackControlsRow.RepeatAction mRepeatAction;
+    private PlaybackControlsRow mPlaybackControlsRow;
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        Log.i(TAG, "onCreate");
+        super.onCreate(savedInstanceState);
+
+        setupRows();
+    }
+
+    private static void notifyChanged(ArrayObjectAdapter adapter, Action action) {
+        adapter.notifyArrayItemRangeChanged(adapter.indexOf(action), 1);
+    }
+
+    private void setupRows() {
+        ClassPresenterSelector ps = new ClassPresenterSelector();
+
+        PlaybackControlsRowPresenter playbackControlsRowPresenter;
+        if (SHOW_ITEM_DETAIL) {
+            playbackControlsRowPresenter = new PlaybackControlsRowPresenter(
+                    new DetailsDescriptionPresenter());
+        } else {
+            playbackControlsRowPresenter = new PlaybackControlsRowPresenter();
+        }
+        playbackControlsRowPresenter.setOnActionClickedListener(new OnActionClickedListener() {
+            public void onActionClicked(Action action) {
+                Toast.makeText(getActivity(), action.toString(), Toast.LENGTH_SHORT).show();
+                if (action.getId() == mPlayPauseAction.getId()) {
+                    mPlayPauseAction.toggle();
+                    notifyChanged(mPrimaryActionsAdapter, mPlayPauseAction);
+                } else if (action.getId() == mRepeatAction.getId()) {
+                    mRepeatAction.next();
+                    notifyChanged(mSecondaryActionsAdapter, mRepeatAction);
+                }
+            }
+        });
+        playbackControlsRowPresenter.setSecondaryActionsHidden(HIDE_MORE_ACTIONS);
+
+        ps.addClassPresenter(PlaybackControlsRow.class, playbackControlsRowPresenter);
+        ps.addClassPresenter(ListRow.class, new ListRowPresenter());
+        mRowsAdapter = new ArrayObjectAdapter(ps);
+
+        addPlaybackControlsRow();
+
+        setAdapter(mRowsAdapter);
+    }
+
+    private void addPlaybackControlsRow() {
+        Context context = getActivity();
+
+        ControlButtonPresenterSelector presenterSelector = new ControlButtonPresenterSelector();
+        mPrimaryActionsAdapter = new ArrayObjectAdapter(presenterSelector);
+        mSecondaryActionsAdapter = new ArrayObjectAdapter(presenterSelector);
+
+        if (SHOW_ITEM_DETAIL) {
+            mPlaybackControlsRow = new PlaybackControlsRow("Playback Controls Title");
+            mPlaybackControlsRow.setImageDrawable(context.getResources().getDrawable(
+                    R.drawable.details_img));
+        } else {
+            mPlaybackControlsRow = new PlaybackControlsRow();
+        }
+        mPlaybackControlsRow.setPrimaryActionsAdapter(mPrimaryActionsAdapter);
+        mPlaybackControlsRow.setSecondaryActionsAdapter(mSecondaryActionsAdapter);
+        mRowsAdapter.add(mPlaybackControlsRow);
+
+        mPlayPauseAction = new PlaybackControlsRow.PlayPauseAction(context);
+        mRepeatAction = new PlaybackControlsRow.RepeatAction(context);
+
+        mPrimaryActionsAdapter.add(new PlaybackControlsRow.SkipPreviousAction(context));
+        mPrimaryActionsAdapter.add(new PlaybackControlsRow.RewindAction(context));
+        mPrimaryActionsAdapter.add(mPlayPauseAction);
+        mPrimaryActionsAdapter.add(new PlaybackControlsRow.FastForwardAction(context));
+        mPrimaryActionsAdapter.add(new PlaybackControlsRow.SkipNextAction(context));
+
+        mSecondaryActionsAdapter.add(new PlaybackControlsRow.ThumbsUpAction(context));
+        mSecondaryActionsAdapter.add(mRepeatAction);
+        mSecondaryActionsAdapter.add(new PlaybackControlsRow.ShuffleAction(context));
+        mSecondaryActionsAdapter.add(new PlaybackControlsRow.ThumbsDownAction(context));
+
+        for (int i = 0; i < NUM_ROWS; ++i) {
+            ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(new StringPresenter());
+            listRowAdapter.add("Some related content");
+            listRowAdapter.add("Other related content");
+            HeaderItem header = new HeaderItem(i, "Row " + i, null);
+            mRowsAdapter.add(new ListRow(header, listRowAdapter));
+        }
+    }
+}