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/*
* 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.android.tv.ui.sidepanel;
import android.content.ContentValues;
import android.media.tv.TvContract;
import android.net.Uri;
import android.text.TextUtils;
import android.view.View;
import android.widget.Toast;
import com.android.tv.R;
import com.android.tv.data.Channel;
import java.util.ArrayList;
import java.util.List;
public class EditChannelsFragment extends SideFragment {
Channel[] mChannels;
public EditChannelsFragment(Channel[] channels) {
mChannels = channels;
}
@Override
protected String getTitle() {
String displayName = getTvActivity().getSelectedTvInput().getDisplayName();
return String.format(getString(R.string.edit_channels_title), displayName);
}
@Override
protected List<Item> getItemList() {
ArrayList<Item> items = new ArrayList<>();
items.add(new ActionItem(getString(R.string.edit_channels_show_all)) {
@Override
protected void onSelected() {
super.onSelected();
updateAllChannels(true);
}
});
items.add(new ActionItem(getString(R.string.edit_channels_hide_all)) {
@Override
protected void onSelected() {
super.onSelected();
updateAllChannels(false);
}
});
items.add(new DividerItem());
for (Channel channel : mChannels) {
final Channel currentChannel = channel;
items.add(new CheckBoxItem(getChannelName(channel)) {
@Override
protected void bind(View view) {
super.bind(view);
setChecked(currentChannel.isBrowsable());
}
@Override
protected void onSelected() {
super.onSelected();
Uri uri = TvContract.buildChannelUri(currentChannel.getId());
ContentValues values = new ContentValues();
values.put(TvContract.Channels.COLUMN_BROWSABLE, getChecked() ? 1 : 0);
getActivity().getContentResolver().update(uri, values, null, null);
currentChannel.setBrowsable(getChecked());
if (!getChecked()) {
maybeDisplayAllUnchecked();
}
}
});
}
return items;
}
private void maybeDisplayAllUnchecked() {
if (!hasBrowsableChannel()) {
Toast.makeText(getActivity(), R.string.all_the_channels_are_unchecked,
Toast.LENGTH_SHORT).show();
}
}
private void updateAllChannels(boolean browsable) {
Uri uri = getTvActivity().getSelectedTvInput().buildChannelsUri(null);
ContentValues values = new ContentValues();
values.put(TvContract.Channels.COLUMN_BROWSABLE, browsable ? 1 : 0);
getActivity().getContentResolver().update(uri, values, null, null);
for (Channel channel : mChannels) {
channel.setBrowsable(browsable);
}
notifyDataSetChanged();
maybeDisplayAllUnchecked();
}
private boolean hasBrowsableChannel() {
for (Channel channel : mChannels) {
if (channel.isBrowsable()) {
return true;
}
}
return false;
}
private String getChannelName(Channel channel) {
String channelName = channel.getDisplayName();
String channelNumber = channel.getDisplayNumber();
if (TextUtils.isEmpty(channelName)) {
return channelNumber;
}
return String.format(getString(R.string.channel_item), channelNumber, channelName);
}
}
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