Home | History | Annotate | Download | only in ui 
      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License
     15  */
     16 
     17 package com.android.tv.dvr.ui;
     18 
     19 import android.os.Bundle;
     20 import android.support.annotation.IntDef;
     21 import android.support.v17.leanback.app.BrowseFragment;
     22 import android.support.v17.leanback.widget.ArrayObjectAdapter;
     23 import android.support.v17.leanback.widget.ClassPresenterSelector;
     24 import android.support.v17.leanback.widget.HeaderItem;
     25 import android.support.v17.leanback.widget.ListRow;
     26 import android.support.v17.leanback.widget.ListRowPresenter;
     27 import android.support.v17.leanback.widget.ObjectAdapter;
     28 import android.util.Log;
     29 
     30 import com.android.tv.R;
     31 import com.android.tv.TvApplication;
     32 import com.android.tv.common.recording.RecordedProgram;
     33 import com.android.tv.dvr.DvrDataManager;
     34 import com.android.tv.dvr.ScheduledRecording;
     35 
     36 import java.lang.annotation.Retention;
     37 import java.lang.annotation.RetentionPolicy;
     38 import java.util.LinkedHashMap;
     39 
     40 /**
     41  * {@link BrowseFragment} for DVR functions.
     42  */
     43 public class DvrBrowseFragment extends BrowseFragment {
     44     private static final String TAG = "DvrBrowseFragment";
     45     private static final boolean DEBUG = false;
     46 
     47     private ScheduledRecordingsAdapter mRecordingsInProgressAdapter;
     48     private ScheduledRecordingsAdapter mRecordingsNotStatedAdapter;
     49     private RecordedProgramsAdapter mRecordedProgramsAdapter;
     50 
     51     @IntDef({DVR_CURRENT_RECORDINGS, DVR_SCHEDULED_RECORDINGS, DVR_RECORDED_PROGRAMS, DVR_SETTINGS})
     52     @Retention(RetentionPolicy.SOURCE)
     53     public @interface DVR_HEADERS_MODE {}
     54     public static final int DVR_CURRENT_RECORDINGS = 0;
     55     public static final int DVR_SCHEDULED_RECORDINGS = 1;
     56     public static final int DVR_RECORDED_PROGRAMS = 2;
     57     public static final int DVR_SETTINGS = 3;
     58 
     59     private static final LinkedHashMap<Integer, Integer> sHeaders =
     60             new LinkedHashMap<Integer, Integer>() {{
     61         put(DVR_CURRENT_RECORDINGS, R.string.dvr_main_current_recordings);
     62         put(DVR_SCHEDULED_RECORDINGS, R.string.dvr_main_scheduled_recordings);
     63         put(DVR_RECORDED_PROGRAMS, R.string.dvr_main_recorded_programs);
     64         /* put(DVR_SETTINGS, R.string.dvr_main_settings); */ // TODO: Temporarily remove it for DP.
     65     }};
     66 
     67     private DvrDataManager mDvrDataManager;
     68     private ArrayObjectAdapter mRowsAdapter;
     69 
     70     @Override
     71     public void onCreate(Bundle savedInstanceState) {
     72         if (DEBUG) Log.d(TAG, "onCreate");
     73         super.onCreate(savedInstanceState);
     74         mDvrDataManager = TvApplication.getSingletons(getContext()).getDvrDataManager();
     75         setupUiElements();
     76         setupAdapters();
     77         mRecordingsInProgressAdapter.start();
     78         mRecordingsNotStatedAdapter.start();
     79         mRecordedProgramsAdapter.start();
     80         initRows();
     81         prepareEntranceTransition();
     82         startEntranceTransition();
     83     }
     84 
     85     @Override
     86     public void onStart() {
     87         if (DEBUG) Log.d(TAG, "onStart");
     88         super.onStart();
     89         // TODO: It's a workaround for a bug that a progress bar isn't hidden.
     90         // We need to remove it later.
     91         getProgressBarManager().disableProgressBar();
     92     }
     93 
     94     @Override
     95     public void onDestroy() {
     96         if (DEBUG) Log.d(TAG, "onDestroy");
     97         mRecordingsInProgressAdapter.stop();
     98         mRecordingsNotStatedAdapter.stop();
     99         mRecordedProgramsAdapter.stop();
    100         super.onDestroy();
    101     }
    102 
    103     private void setupUiElements() {
    104         setHeadersState(HEADERS_ENABLED);
    105         setHeadersTransitionOnBackEnabled(false);
    106     }
    107 
    108     private void setupAdapters() {
    109         mRowsAdapter = new ArrayObjectAdapter(new ListRowPresenter());
    110         setAdapter(mRowsAdapter);
    111         ClassPresenterSelector presenterSelector = new ClassPresenterSelector();
    112         EmptyItemPresenter emptyItemPresenter = new EmptyItemPresenter(this);
    113         ScheduledRecordingPresenter scheduledRecordingPresenter = new ScheduledRecordingPresenter(
    114                 getContext());
    115         RecordedProgramPresenter recordedProgramPresenter = new RecordedProgramPresenter(
    116                 getContext());
    117         presenterSelector.addClassPresenter(ScheduledRecording.class, scheduledRecordingPresenter);
    118         presenterSelector.addClassPresenter(RecordedProgram.class, recordedProgramPresenter);
    119         presenterSelector.addClassPresenter(EmptyHolder.class, emptyItemPresenter);
    120         mRecordingsInProgressAdapter = new ScheduledRecordingsAdapter(mDvrDataManager,
    121                 ScheduledRecording.STATE_RECORDING_IN_PROGRESS, presenterSelector);
    122         mRecordingsNotStatedAdapter = new ScheduledRecordingsAdapter(mDvrDataManager,
    123                 ScheduledRecording.STATE_RECORDING_NOT_STARTED, presenterSelector);
    124         mRecordedProgramsAdapter = new RecordedProgramsAdapter(mDvrDataManager, presenterSelector);
    125     }
    126 
    127     private void initRows() {
    128         mRowsAdapter.clear();
    129         for (@DVR_HEADERS_MODE int i : sHeaders.keySet()) {
    130             HeaderItem gridHeader = new HeaderItem(i, getContext().getString(sHeaders.get(i)));
    131             ObjectAdapter gridRowAdapter = null;
    132             switch (i) {
    133                 case DVR_CURRENT_RECORDINGS: {
    134                     gridRowAdapter = mRecordingsInProgressAdapter;
    135                     break;
    136                 }
    137                 case DVR_SCHEDULED_RECORDINGS: {
    138                     gridRowAdapter = mRecordingsNotStatedAdapter;
    139                 }
    140                     break;
    141                 case DVR_RECORDED_PROGRAMS: {
    142                     gridRowAdapter = mRecordedProgramsAdapter;
    143                 }
    144                     break;
    145                 case DVR_SETTINGS:
    146                     gridRowAdapter = new ArrayObjectAdapter(new EmptyItemPresenter(this));
    147                     // TODO: provide setup rows.
    148                     break;
    149             }
    150             if (gridRowAdapter != null) {
    151                 mRowsAdapter.add(new ListRow(gridHeader, gridRowAdapter));
    152             }
    153         }
    154     }
    155 }
    156