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/*
* Copyright (C) 2011 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.settings;
import static android.net.NetworkPolicyManager.POLICY_NONE;
import static android.net.NetworkPolicyManager.POLICY_REJECT_PAID_BACKGROUND;
import static android.net.TrafficStats.TEMPLATE_MOBILE_ALL;
import static com.android.settings.DataUsageSummary.getHistoryBounds;
import android.app.Fragment;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.net.INetworkPolicyManager;
import android.net.INetworkStatsService;
import android.net.NetworkStatsHistory;
import android.os.Bundle;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.preference.CheckBoxPreference;
import android.preference.Preference;
import android.text.format.DateUtils;
import android.text.format.Formatter;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.android.settings.widget.DataUsageChartView;
import com.android.settings.widget.DataUsageChartView.DataUsageChartListener;
public class DataUsageAppDetail extends Fragment {
private static final String TAG = "DataUsage";
private static final boolean LOGD = true;
private int mUid;
private INetworkStatsService mStatsService;
private INetworkPolicyManager mPolicyService;
private CheckBoxPreference mRestrictBackground;
private View mRestrictBackgroundView;
private FrameLayout mChartContainer;
private TextView mTitle;
private TextView mText1;
private Button mAppSettings;
private LinearLayout mSwitches;
private DataUsageChartView mChart;
private int mUidPolicy;
private NetworkStatsHistory mHistory;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mStatsService = INetworkStatsService.Stub.asInterface(
ServiceManager.getService(Context.NETWORK_STATS_SERVICE));
mPolicyService = INetworkPolicyManager.Stub.asInterface(
ServiceManager.getService(Context.NETWORK_POLICY_SERVICE));
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
final Context context = inflater.getContext();
final View view = inflater.inflate(R.layout.data_usage_detail, container, false);
mChartContainer = (FrameLayout) view.findViewById(R.id.chart_container);
mTitle = (TextView) view.findViewById(android.R.id.title);
mText1 = (TextView) view.findViewById(android.R.id.text1);
mAppSettings = (Button) view.findViewById(R.id.data_usage_app_settings);
mSwitches = (LinearLayout) view.findViewById(R.id.switches);
mRestrictBackground = new CheckBoxPreference(context);
mRestrictBackground.setTitle(R.string.data_usage_app_restrict_background);
mRestrictBackground.setSummary(R.string.data_usage_app_restrict_background_summary);
// kick refresh once to force-create views
refreshPreferenceViews();
mSwitches.addView(mRestrictBackgroundView);
mRestrictBackgroundView.setOnClickListener(mRestrictBackgroundListener);
mAppSettings.setOnClickListener(mAppSettingsListener);
mChart = new DataUsageChartView(context);
mChartContainer.addView(mChart);
mChart.setListener(mChartListener);
mChart.setChartColor(Color.parseColor("#d88d3a"), Color.parseColor("#c0ba7f3e"),
Color.parseColor("#88566abc"));
return view;
}
@Override
public void onResume() {
super.onResume();
final Context context = getActivity();
mUid = getArguments().getInt(Intent.EXTRA_UID);
mTitle.setText(context.getPackageManager().getNameForUid(mUid));
updateBody();
}
private void updateBody() {
try {
// load stats for current uid and template
// TODO: read template from extras
mUidPolicy = mPolicyService.getUidPolicy(mUid);
mHistory = mStatsService.getHistoryForUid(mUid, TEMPLATE_MOBILE_ALL);
} catch (RemoteException e) {
// since we can't do much without policy or history, and we don't
// want to leave with half-baked UI, we bail hard.
throw new RuntimeException("problem reading network stats", e);
}
// bind chart to historical stats
mChart.bindNetworkStats(mHistory);
// show entire history known
final long[] bounds = getHistoryBounds(mHistory);
mChart.setVisibleRange(bounds[0], bounds[1] + DateUtils.WEEK_IN_MILLIS, bounds[1]);
updateDetailData();
// update policy checkbox
final boolean restrictBackground = (mUidPolicy & POLICY_REJECT_PAID_BACKGROUND) != 0;
mRestrictBackground.setChecked(restrictBackground);
// kick preference views so they rebind from changes above
refreshPreferenceViews();
}
private void updateDetailData() {
if (LOGD) Log.d(TAG, "updateDetailData()");
final Context context = mChart.getContext();
final long[] range = mChart.getInspectRange();
final long[] total = mHistory.getTotalData(range[0], range[1], null);
final long totalCombined = total[0] + total[1];
mText1.setText(Formatter.formatFileSize(context, totalCombined));
}
/**
* Force rebind of hijacked {@link Preference} views.
*/
private void refreshPreferenceViews() {
mRestrictBackgroundView = mRestrictBackground.getView(mRestrictBackgroundView, mSwitches);
}
private DataUsageChartListener mChartListener = new DataUsageChartListener() {
/** {@inheritDoc} */
public void onInspectRangeChanged() {
if (LOGD) Log.d(TAG, "onInspectRangeChanged()");
updateDetailData();
}
/** {@inheritDoc} */
public void onWarningChanged() {
// ignored
}
/** {@inheritDoc} */
public void onLimitChanged() {
// ignored
}
};
private OnClickListener mAppSettingsListener = new OnClickListener() {
/** {@inheritDoc} */
public void onClick(View v) {
// TODO: target torwards entire UID instead of just first package
final PackageManager pm = getActivity().getPackageManager();
final String packageName = pm.getPackagesForUid(mUid)[0];
final Intent intent = new Intent(Intent.ACTION_MANAGE_NETWORK_USAGE);
intent.setPackage(packageName);
startActivity(intent);
}
};
private OnClickListener mRestrictBackgroundListener = new OnClickListener() {
/** {@inheritDoc} */
public void onClick(View v) {
final boolean restrictBackground = !mRestrictBackground.isChecked();
mRestrictBackground.setChecked(restrictBackground);
refreshPreferenceViews();
try {
mPolicyService.setUidPolicy(
mUid, restrictBackground ? POLICY_REJECT_PAID_BACKGROUND : POLICY_NONE);
} catch (RemoteException e) {
throw new RuntimeException("unable to save policy", e);
}
}
};
}
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