| /* |
| * Copyright (C) 2015 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.android.tv.ui.sidepanel; |
| |
| import android.media.tv.TvTrackInfo; |
| import android.os.Bundle; |
| import android.text.TextUtils; |
| import android.view.KeyEvent; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| |
| import com.android.tv.R; |
| import com.android.tv.util.CaptionSettings; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Locale; |
| |
| public class ClosedCaptionFragment extends SideFragment { |
| private static final String TRACKER_LABEL ="closed caption" ; |
| private boolean mResetClosedCaption; |
| private int mClosedCaptionOption; |
| private String mClosedCaptionLanguage; |
| private String mClosedCaptionTrackId; |
| private ClosedCaptionOptionItem mSelectedItem; |
| |
| public ClosedCaptionFragment() { |
| super(KeyEvent.KEYCODE_CAPTIONS, KeyEvent.KEYCODE_S); |
| } |
| |
| @Override |
| protected String getTitle() { |
| return getString(R.string.side_panel_title_closed_caption); |
| } |
| |
| @Override |
| public String getTrackerLabel() { |
| return TRACKER_LABEL; |
| } |
| |
| @Override |
| protected List<Item> getItemList() { |
| CaptionSettings captionSettings = getMainActivity().getCaptionSettings(); |
| mResetClosedCaption = true; |
| mClosedCaptionOption = captionSettings.getEnableOption(); |
| mClosedCaptionLanguage = captionSettings.getLanguage(); |
| mClosedCaptionTrackId = captionSettings.getTrackId(); |
| |
| List<Item> items = new ArrayList<>(); |
| mSelectedItem = null; |
| |
| List<TvTrackInfo> tracks = getMainActivity().getTracks(TvTrackInfo.TYPE_SUBTITLE); |
| if (tracks != null && !tracks.isEmpty()) { |
| String selectedTrackId = captionSettings.isEnabled() ? |
| getMainActivity().getSelectedTrack(TvTrackInfo.TYPE_SUBTITLE) : null; |
| ClosedCaptionOptionItem item = new ClosedCaptionOptionItem(null, null); |
| items.add(item); |
| if (selectedTrackId == null) { |
| mSelectedItem = item; |
| item.setChecked(true); |
| setSelectedPosition(0); |
| } |
| for (int i = 0; i < tracks.size(); i++) { |
| item = new ClosedCaptionOptionItem(tracks.get(i), i); |
| if (TextUtils.equals(selectedTrackId, tracks.get(i).getId())) { |
| mSelectedItem = item; |
| item.setChecked(true); |
| setSelectedPosition(i + 1); |
| } |
| items.add(item); |
| } |
| } |
| if (getMainActivity().hasCaptioningSettingsActivity()) { |
| items.add(new ActionItem(getString(R.string.closed_caption_system_settings), |
| getString(R.string.closed_caption_system_settings_description)) { |
| @Override |
| protected void onSelected() { |
| getMainActivity().startSystemCaptioningSettingsActivity(); |
| } |
| |
| @Override |
| protected void onFocused() { |
| super.onFocused(); |
| if (mSelectedItem != null) { |
| getMainActivity().selectSubtitleTrack( |
| mSelectedItem.mOption, mSelectedItem.mTrackId); |
| } |
| } |
| }); |
| } |
| return items; |
| } |
| |
| @Override |
| public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| Bundle savedInstanceState) { |
| return super.onCreateView(inflater, container, savedInstanceState); |
| } |
| |
| @Override |
| public void onDestroyView() { |
| if (mResetClosedCaption) { |
| getMainActivity().selectSubtitleLanguage(mClosedCaptionOption, mClosedCaptionLanguage, |
| mClosedCaptionTrackId); |
| } |
| super.onDestroyView(); |
| } |
| |
| private String getLabel(TvTrackInfo track, Integer trackIndex) { |
| if (track == null) { |
| return getString(R.string.closed_caption_option_item_off); |
| } else if (track.getLanguage() != null) { |
| return new Locale(track.getLanguage()).getDisplayName(); |
| } |
| return getString(R.string.closed_caption_unknown_language, trackIndex + 1); |
| } |
| |
| private class ClosedCaptionOptionItem extends RadioButtonItem { |
| private final int mOption; |
| private final String mTrackId; |
| |
| private ClosedCaptionOptionItem(TvTrackInfo track, Integer trackIndex) { |
| super(getLabel(track, trackIndex)); |
| if (track == null) { |
| mOption = CaptionSettings.OPTION_OFF; |
| mTrackId = null; |
| } else { |
| mOption = CaptionSettings.OPTION_ON; |
| mTrackId = track.getId(); |
| } |
| } |
| |
| @Override |
| protected void onSelected() { |
| super.onSelected(); |
| mSelectedItem = this; |
| getMainActivity().selectSubtitleTrack(mOption, mTrackId); |
| mResetClosedCaption = false; |
| closeFragment(); |
| } |
| |
| @Override |
| protected void onFocused() { |
| super.onFocused(); |
| getMainActivity().selectSubtitleTrack(mOption, mTrackId); |
| } |
| } |
| } |