Settings/src/com/android/tv/settings/about/AboutActivity.java - platform/packages/apps/TvSettings - Git at Google

 /*
  * 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.settings.about;

 import com.android.tv.settings.R;
 import com.android.tv.settings.PreferenceUtils;
 import com.android.tv.settings.dialog.old.Action;
 import com.android.tv.settings.dialog.old.ActionAdapter;
 import com.android.tv.settings.dialog.old.ActionFragment;
 import com.android.tv.settings.dialog.old.ContentFragment;
 import com.android.tv.settings.dialog.old.DialogActivity;
 import com.android.tv.settings.name.DeviceManager;

 import android.app.Fragment;
 import android.app.FragmentTransaction;
 import android.content.ActivityNotFoundException;
 import android.content.ComponentName;
 import android.content.Intent;
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.SystemClock;
 import android.text.TextUtils;
 import android.util.Log;
 import android.widget.Toast;

 import java.util.ArrayList;
 import java.util.List;

 /**
  * Activity which shows the build / model / legal info / etc.
  */
 public class AboutActivity extends DialogActivity implements ActionAdapter.Listener,
         ActionAdapter.OnFocusListener {

     private static final String TAG = "AboutActivity";

     /**
      * Action keys for switching over in onActionClicked.
      */
     private static final String KEY_LEGAL_INFO = "about_legal_info";
     private static final String KEY_BUILD = "build";
     private static final String KEY_VERSION = "version";

     /**
      * Intent action of SettingsLicenseActivity (for displaying open source licenses.)
      */
     private static final String SETTINGS_LEGAL_LICENSE_INTENT_ACTION = "android.settings.LICENSE";

     /**
      * Intent action of SettingsTosActivity (for displaying terms of service.)
      */
     private static final String SETTINGS_LEGAL_TERMS_OF_SERVICE = "android.settings.TERMS";

     /**
      * Intent action of device name activity.
      */
     private static final String SETTINGS_DEVICE_NAME_INTENT_ACTION = "android.settings.DEVICE_NAME";

     /**
      * Intent action of system update activity.
      */
     private static final String SETTINGS_UPDATE_SYSTEM = "android.settings.SYSTEM_UPDATE_SETTINGS";

     /**
      * Intent to launch ads activity.
      */
     private static final String SETTINGS_ADS_ACTIVITY_PACKAGE = "com.google.android.gms";
     private static final String SETTINGS_ADS_ACTIVITY_ACTION =
             "com.google.android.gms.settings.ADS_PRIVACY";

     /**
      * Intent component to launch PlatLogo Easter egg.
      */
     private static final ComponentName mPlatLogoActivity = new ComponentName("android",
             "com.android.internal.app.PlatLogoActivity");

     /**
      * Number of clicks it takes to be a developer.
      */
     private static final int NUM_DEVELOPER_CLICKS = 7;

     private int mDeveloperClickCount;
     private PreferenceUtils mPreferenceUtils;
     private Toast mToast;
     private int mSelectedIndex;
     private long[] mHits = new long[3];
     private int mHitsIndex;

     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         mPreferenceUtils = new PreferenceUtils(this);
         setContentAndActionFragments(ContentFragment.newInstance(
                         getString(R.string.about_preference), null, null, R.drawable.ic_settings_about,
                         getResources().getColor(R.color.icon_background)),
                 ActionFragment.newInstance(getActions()));
         mSelectedIndex = 0;
     }

     @Override
     public void onResume() {
         super.onResume();
         mDeveloperClickCount = 0;
     }

     @Override
     public void onActionFocused(Action action) {
         mSelectedIndex = getActions().indexOf(action);
     }

     @Override
     public void onActionClicked(Action action) {
         final String key = action.getKey();
         if (TextUtils.equals(key, KEY_BUILD)) {
             mDeveloperClickCount++;
             if (!mPreferenceUtils.isDeveloperEnabled()) {
                 int numLeft = NUM_DEVELOPER_CLICKS - mDeveloperClickCount;
                 if (numLeft < 3 && numLeft > 0) {
                     showToast(getResources().getQuantityString(
                             R.plurals.show_dev_countdown, numLeft, numLeft));
                 }
                 if (numLeft == 0) {
                     mPreferenceUtils.setDeveloperEnabled(true);
                     showToast(getString(R.string.show_dev_on));
                     mDeveloperClickCount = 0;
                 }
             } else {
                 if (mDeveloperClickCount > 3) {
                     showToast(getString(R.string.show_dev_already));
                 }
             }
         } else if (TextUtils.equals(key, KEY_VERSION)) {
             mHits[mHitsIndex] = SystemClock.uptimeMillis();
             mHitsIndex = (mHitsIndex + 1) % mHits.length;
             if (mHits[mHitsIndex] >= SystemClock.uptimeMillis() - 500) {
                 Intent intent = new Intent();
                 intent.setComponent(mPlatLogoActivity);
                 startActivity(intent);
             }
         } else if (TextUtils.equals(key, KEY_LEGAL_INFO)) {
             ArrayList<Action> actions = getLegalActions();
             setContentAndActionFragments(ContentFragment.newInstance(
                     getString(R.string.about_legal_info), null, null),
                     ActionFragment.newInstance(actions));
         } else {
             Intent intent = action.getIntent();
             if (intent != null) {
                 try {
                     startActivity(intent);
                 } catch (ActivityNotFoundException e) {
                     Log.e(TAG, "intent for (" + action.getTitle() + ") not found:", e);
                 }
             } else {
                 Log.e(TAG, "null intent for: " + action.getTitle());
             }
         }
     }

     private ArrayList<Action> getLegalActions() {
         ArrayList<Action> actions = new ArrayList<Action>();
         actions.add(new Action.Builder()
                 .intent(systemIntent(SETTINGS_LEGAL_LICENSE_INTENT_ACTION))
                 .title(getString(R.string.about_legal_license))
                 .build());
         actions.add(new Action.Builder()
                 .intent(systemIntent(SETTINGS_LEGAL_TERMS_OF_SERVICE))
                 .title(getString(R.string.about_terms_of_service))
                 .build());

         return actions;
     }

     private ArrayList<Action> getActions() {
         ArrayList<Action> actions = new ArrayList<Action>();
         actions.add(new Action.Builder()
                 .key("update")
                 .title(getString(R.string.about_system_update))
                 .intent(systemIntent(SETTINGS_UPDATE_SYSTEM))
                 .build());
         actions.add(new Action.Builder()
                 .key("name")
                 .title(getString(R.string.device_name))
                 .description(DeviceManager.getDeviceName(this))
                 .intent(new Intent(SETTINGS_DEVICE_NAME_INTENT_ACTION))
                 .build());
         actions.add(new Action.Builder()
                 .key(KEY_LEGAL_INFO)
                 .title(getString(R.string.about_legal_info))
                 .build());
         Intent adsIntent = new Intent();
         adsIntent.setPackage(SETTINGS_ADS_ACTIVITY_PACKAGE);
         adsIntent.setAction(SETTINGS_ADS_ACTIVITY_ACTION);
         adsIntent.addCategory(Intent.CATEGORY_DEFAULT);
         List<ResolveInfo> resolveInfos = getPackageManager().queryIntentActivities(adsIntent,
                 PackageManager.MATCH_DEFAULT_ONLY);
         if (!resolveInfos.isEmpty()) {
             // Launch the phone ads id activity.
             actions.add(new Action.Builder()
                     .key("ads")
                     .title(getString(R.string.about_ads))
                     .intent(adsIntent)
                     .enabled(true)
                     .build());
         }
         actions.add(new Action.Builder()
                 .key("model")
                 .title(getString(R.string.about_model))
                 .description(Build.MODEL)
                 .enabled(false)
                 .build());
         actions.add(new Action.Builder()
                 .key(KEY_VERSION)
                 .title(getString(R.string.about_version))
                 .description(Build.VERSION.RELEASE)
                 .enabled(true)
                 .build());
         actions.add(new Action.Builder()
                 .key("serial")
                 .title(getString(R.string.about_serial))
                 .description(Build.SERIAL)
                 .enabled(false)
                 .build());
         actions.add(new Action.Builder()
                 .key(KEY_BUILD)
                 .title(getString(R.string.about_build))
                 .description(Build.DISPLAY)
                 .enabled(true)
                 .build());
         return actions;
     }

     private void displayFragment(Fragment fragment) {
         getFragmentManager()
             .beginTransaction()
             .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
             .replace(android.R.id.content, fragment)
             .addToBackStack(null)
             .commit();
     }

     private void showToast(String toastString) {
         if (mToast != null) {
             mToast.cancel();
         }
         mToast = Toast.makeText(this, toastString, Toast.LENGTH_SHORT);
         mToast.show();
     }

     // Returns an Intent for the given action if a system app can handle it, otherwise null.
     private Intent systemIntent(String action) {
         final Intent intent = new Intent(action);

         // Limit the intent to an activity that is in the system image.
         final PackageManager pm = getPackageManager();
         final List<ResolveInfo> activities = pm.queryIntentActivities(intent, 0);
         for (ResolveInfo info : activities) {
             if ((info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
                 if (info.activityInfo.isEnabled()) {
                     intent.setPackage(info.activityInfo.packageName);
                     return intent;
                 }
             }
         }
         return null;  // No system image package found.
     }
 }
	/*
	* 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.settings.about;

	import com.android.tv.settings.R;
	import com.android.tv.settings.PreferenceUtils;
	import com.android.tv.settings.dialog.old.Action;
	import com.android.tv.settings.dialog.old.ActionAdapter;
	import com.android.tv.settings.dialog.old.ActionFragment;
	import com.android.tv.settings.dialog.old.ContentFragment;
	import com.android.tv.settings.dialog.old.DialogActivity;
	import com.android.tv.settings.name.DeviceManager;

	import android.app.Fragment;
	import android.app.FragmentTransaction;
	import android.content.ActivityNotFoundException;
	import android.content.ComponentName;
	import android.content.Intent;
	import android.content.pm.ApplicationInfo;
	import android.content.pm.PackageManager;
	import android.content.pm.ResolveInfo;
	import android.os.Build;
	import android.os.Bundle;
	import android.os.SystemClock;
	import android.text.TextUtils;
	import android.util.Log;
	import android.widget.Toast;

	import java.util.ArrayList;
	import java.util.List;

	/**
	* Activity which shows the build / model / legal info / etc.
	*/
	public class AboutActivity extends DialogActivity implements ActionAdapter.Listener,
	ActionAdapter.OnFocusListener {

	private static final String TAG = "AboutActivity";

	/**
	* Action keys for switching over in onActionClicked.
	*/
	private static final String KEY_LEGAL_INFO = "about_legal_info";
	private static final String KEY_BUILD = "build";
	private static final String KEY_VERSION = "version";

	/**
	* Intent action of SettingsLicenseActivity (for displaying open source licenses.)
	*/
	private static final String SETTINGS_LEGAL_LICENSE_INTENT_ACTION = "android.settings.LICENSE";

	/**
	* Intent action of SettingsTosActivity (for displaying terms of service.)
	*/
	private static final String SETTINGS_LEGAL_TERMS_OF_SERVICE = "android.settings.TERMS";

	/**
	* Intent action of device name activity.
	*/
	private static final String SETTINGS_DEVICE_NAME_INTENT_ACTION = "android.settings.DEVICE_NAME";

	/**
	* Intent action of system update activity.
	*/
	private static final String SETTINGS_UPDATE_SYSTEM = "android.settings.SYSTEM_UPDATE_SETTINGS";

	/**
	* Intent to launch ads activity.
	*/
	private static final String SETTINGS_ADS_ACTIVITY_PACKAGE = "com.google.android.gms";
	private static final String SETTINGS_ADS_ACTIVITY_ACTION =
	"com.google.android.gms.settings.ADS_PRIVACY";

	/**
	* Intent component to launch PlatLogo Easter egg.
	*/
	private static final ComponentName mPlatLogoActivity = new ComponentName("android",
	"com.android.internal.app.PlatLogoActivity");

	/**
	* Number of clicks it takes to be a developer.
	*/
	private static final int NUM_DEVELOPER_CLICKS = 7;

	private int mDeveloperClickCount;
	private PreferenceUtils mPreferenceUtils;
	private Toast mToast;
	private int mSelectedIndex;
	private long[] mHits = new long[3];
	private int mHitsIndex;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);
	mPreferenceUtils = new PreferenceUtils(this);
	setContentAndActionFragments(ContentFragment.newInstance(
	getString(R.string.about_preference), null, null, R.drawable.ic_settings_about,
	getResources().getColor(R.color.icon_background)),
	ActionFragment.newInstance(getActions()));
	mSelectedIndex = 0;
	}

	@Override
	public void onResume() {
	super.onResume();
	mDeveloperClickCount = 0;
	}

	@Override
	public void onActionFocused(Action action) {
	mSelectedIndex = getActions().indexOf(action);
	}

	@Override
	public void onActionClicked(Action action) {
	final String key = action.getKey();
	if (TextUtils.equals(key, KEY_BUILD)) {
	mDeveloperClickCount++;
	if (!mPreferenceUtils.isDeveloperEnabled()) {
	int numLeft = NUM_DEVELOPER_CLICKS - mDeveloperClickCount;
	if (numLeft < 3 && numLeft > 0) {
	showToast(getResources().getQuantityString(
	R.plurals.show_dev_countdown, numLeft, numLeft));
	}
	if (numLeft == 0) {
	mPreferenceUtils.setDeveloperEnabled(true);
	showToast(getString(R.string.show_dev_on));
	mDeveloperClickCount = 0;
	}
	} else {
	if (mDeveloperClickCount > 3) {
	showToast(getString(R.string.show_dev_already));
	}
	}
	} else if (TextUtils.equals(key, KEY_VERSION)) {
	mHits[mHitsIndex] = SystemClock.uptimeMillis();
	mHitsIndex = (mHitsIndex + 1) % mHits.length;
	if (mHits[mHitsIndex] >= SystemClock.uptimeMillis() - 500) {
	Intent intent = new Intent();
	intent.setComponent(mPlatLogoActivity);
	startActivity(intent);
	}
	} else if (TextUtils.equals(key, KEY_LEGAL_INFO)) {
	ArrayList<Action> actions = getLegalActions();
	setContentAndActionFragments(ContentFragment.newInstance(
	getString(R.string.about_legal_info), null, null),
	ActionFragment.newInstance(actions));
	} else {
	Intent intent = action.getIntent();
	if (intent != null) {
	try {
	startActivity(intent);
	} catch (ActivityNotFoundException e) {
	Log.e(TAG, "intent for (" + action.getTitle() + ") not found:", e);
	}
	} else {
	Log.e(TAG, "null intent for: " + action.getTitle());
	}
	}
	}

	private ArrayList<Action> getLegalActions() {
	ArrayList<Action> actions = new ArrayList<Action>();
	actions.add(new Action.Builder()
	.intent(systemIntent(SETTINGS_LEGAL_LICENSE_INTENT_ACTION))
	.title(getString(R.string.about_legal_license))
	.build());
	actions.add(new Action.Builder()
	.intent(systemIntent(SETTINGS_LEGAL_TERMS_OF_SERVICE))
	.title(getString(R.string.about_terms_of_service))
	.build());

	return actions;
	}

	private ArrayList<Action> getActions() {
	ArrayList<Action> actions = new ArrayList<Action>();
	actions.add(new Action.Builder()
	.key("update")
	.title(getString(R.string.about_system_update))
	.intent(systemIntent(SETTINGS_UPDATE_SYSTEM))
	.build());
	actions.add(new Action.Builder()
	.key("name")
	.title(getString(R.string.device_name))
	.description(DeviceManager.getDeviceName(this))
	.intent(new Intent(SETTINGS_DEVICE_NAME_INTENT_ACTION))
	.build());
	actions.add(new Action.Builder()
	.key(KEY_LEGAL_INFO)
	.title(getString(R.string.about_legal_info))
	.build());
	Intent adsIntent = new Intent();
	adsIntent.setPackage(SETTINGS_ADS_ACTIVITY_PACKAGE);
	adsIntent.setAction(SETTINGS_ADS_ACTIVITY_ACTION);
	adsIntent.addCategory(Intent.CATEGORY_DEFAULT);
	List<ResolveInfo> resolveInfos = getPackageManager().queryIntentActivities(adsIntent,
	PackageManager.MATCH_DEFAULT_ONLY);
	if (!resolveInfos.isEmpty()) {
	// Launch the phone ads id activity.
	actions.add(new Action.Builder()
	.key("ads")
	.title(getString(R.string.about_ads))
	.intent(adsIntent)
	.enabled(true)
	.build());
	}
	actions.add(new Action.Builder()
	.key("model")
	.title(getString(R.string.about_model))
	.description(Build.MODEL)
	.enabled(false)
	.build());
	actions.add(new Action.Builder()
	.key(KEY_VERSION)
	.title(getString(R.string.about_version))
	.description(Build.VERSION.RELEASE)
	.enabled(true)
	.build());
	actions.add(new Action.Builder()
	.key("serial")
	.title(getString(R.string.about_serial))
	.description(Build.SERIAL)
	.enabled(false)
	.build());
	actions.add(new Action.Builder()
	.key(KEY_BUILD)
	.title(getString(R.string.about_build))
	.description(Build.DISPLAY)
	.enabled(true)
	.build());
	return actions;
	}

	private void displayFragment(Fragment fragment) {
	getFragmentManager()
	.beginTransaction()
	.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
	.replace(android.R.id.content, fragment)
	.addToBackStack(null)
	.commit();
	}

	private void showToast(String toastString) {
	if (mToast != null) {
	mToast.cancel();
	}
	mToast = Toast.makeText(this, toastString, Toast.LENGTH_SHORT);
	mToast.show();
	}

	// Returns an Intent for the given action if a system app can handle it, otherwise null.
	private Intent systemIntent(String action) {
	final Intent intent = new Intent(action);

	// Limit the intent to an activity that is in the system image.
	final PackageManager pm = getPackageManager();
	final List<ResolveInfo> activities = pm.queryIntentActivities(intent, 0);
	for (ResolveInfo info : activities) {
	if ((info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) {
	if (info.activityInfo.isEnabled()) {
	intent.setPackage(info.activityInfo.packageName);
	return intent;
	}
	}
	}
	return null; // No system image package found.
	}
	}