packages/SettingsLib/src/com/android/settingslib/drawer/SettingsDrawerActivity.java - platform/frameworks/base - Git at Google

 /**
  * 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.settingslib.drawer;

 import android.annotation.LayoutRes;
 import android.annotation.Nullable;
 import android.app.Activity;
 import android.content.ActivityNotFoundException;
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.pm.PackageManager;
 import android.content.res.TypedArray;
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.provider.Settings;
 import android.support.v4.widget.DrawerLayout;
 import android.util.ArraySet;
 import android.util.Log;
 import android.util.Pair;
 import android.view.Gravity;
 import android.view.LayoutInflater;
 import android.view.MenuItem;
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.Window;
 import android.view.WindowManager.LayoutParams;
 import android.widget.AdapterView;
 import android.widget.FrameLayout;
 import android.widget.ListView;
 import android.widget.Toolbar;

 import com.android.settingslib.R;
 import com.android.settingslib.applications.InterestingConfigChanges;

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

 public class SettingsDrawerActivity extends Activity {

     protected static final boolean DEBUG_TIMING = false;
     private static final String TAG = "SettingsDrawerActivity";

     public static final String EXTRA_SHOW_MENU = "show_drawer_menu";

     private static List<DashboardCategory> sDashboardCategories;
     private static HashMap<Pair<String, String>, Tile> sTileCache;
     // Serves as a temporary list of tiles to ignore until we heard back from the PM that they
     // are disabled.
     private static ArraySet<ComponentName> sTileBlacklist = new ArraySet<>();
     private static InterestingConfigChanges sConfigTracker;

     private final PackageReceiver mPackageReceiver = new PackageReceiver();
     private final List<CategoryListener> mCategoryListeners = new ArrayList<>();

     private SettingsDrawerAdapter mDrawerAdapter;
     private FrameLayout mContentHeaderContainer;
     private DrawerLayout mDrawerLayout;
     private boolean mShowingMenu;

     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);

         long startTime = System.currentTimeMillis();

         TypedArray theme = getTheme().obtainStyledAttributes(android.R.styleable.Theme);
         if (!theme.getBoolean(android.R.styleable.Theme_windowNoTitle, false)) {
             getWindow().addFlags(LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
             getWindow().addFlags(LayoutParams.FLAG_TRANSLUCENT_STATUS);
             requestWindowFeature(Window.FEATURE_NO_TITLE);
         }
         super.setContentView(R.layout.settings_with_drawer);
         mContentHeaderContainer = (FrameLayout) findViewById(R.id.content_header_container);
         mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
         if (mDrawerLayout == null) {
             return;
         }
         Toolbar toolbar = (Toolbar) findViewById(R.id.action_bar);
         if (theme.getBoolean(android.R.styleable.Theme_windowNoTitle, false)) {
             toolbar.setVisibility(View.GONE);
             mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
             mDrawerLayout = null;
             return;
         }
         getDashboardCategories();
         setActionBar(toolbar);
         mDrawerAdapter = new SettingsDrawerAdapter(this);
         ListView listView = (ListView) findViewById(R.id.left_drawer);
         listView.setAdapter(mDrawerAdapter);
         listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
             public void onItemClick(android.widget.AdapterView<?> parent, View view, int position,
                     long id) {
                 onTileClicked(mDrawerAdapter.getTile(position));
             };
         });
         if (DEBUG_TIMING) Log.d(TAG, "onCreate took " + (System.currentTimeMillis() - startTime)
                 + " ms");
     }

     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         if (mShowingMenu && mDrawerLayout != null && item.getItemId() == android.R.id.home
                 && mDrawerAdapter.getCount() != 0) {
             openDrawer();
             return true;
         }
         return super.onOptionsItemSelected(item);
     }

     @Override
     protected void onResume() {
         super.onResume();

         if (mDrawerLayout != null) {
             final IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
             filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
             filter.addAction(Intent.ACTION_PACKAGE_CHANGED);
             filter.addAction(Intent.ACTION_PACKAGE_REPLACED);
             filter.addDataScheme("package");
             registerReceiver(mPackageReceiver, filter);

             new CategoriesUpdater().execute();
         }
         if (getIntent() != null && getIntent().getBooleanExtra(EXTRA_SHOW_MENU, false)) {
             showMenuIcon();
         }
     }

     @Override
     protected void onPause() {
         if (mDrawerLayout != null) {
             unregisterReceiver(mPackageReceiver);
         }

         super.onPause();
     }

     public void addCategoryListener(CategoryListener listener) {
         mCategoryListeners.add(listener);
     }

     public void remCategoryListener(CategoryListener listener) {
         mCategoryListeners.remove(listener);
     }

     public void setIsDrawerPresent(boolean isPresent) {
         if (isPresent) {
             mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
             updateDrawer();
         } else {
             if (mDrawerLayout != null) {
                 mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
                 mDrawerLayout = null;
             }
         }
     }

     public void openDrawer() {
         if (mDrawerLayout != null) {
             mDrawerLayout.openDrawer(Gravity.START);
         }
     }

     public void closeDrawer() {
         if (mDrawerLayout != null) {
             mDrawerLayout.closeDrawers();
         }
     }

     public void setContentHeaderView(View headerView) {
         mContentHeaderContainer.removeAllViews();
         if (headerView != null) {
             mContentHeaderContainer.addView(headerView);
         }
     }

     @Override
     public void setContentView(@LayoutRes int layoutResID) {
         final ViewGroup parent = (ViewGroup) findViewById(R.id.content_frame);
         if (parent != null) {
             parent.removeAllViews();
         }
         LayoutInflater.from(this).inflate(layoutResID, parent);
     }

     @Override
     public void setContentView(View view) {
         ((ViewGroup) findViewById(R.id.content_frame)).addView(view);
     }

     @Override
     public void setContentView(View view, ViewGroup.LayoutParams params) {
         ((ViewGroup) findViewById(R.id.content_frame)).addView(view, params);
     }

     public void updateDrawer() {
         if (mDrawerLayout == null) {
             return;
         }
         // TODO: Do this in the background with some loading.
         mDrawerAdapter.updateCategories();
         if (mDrawerAdapter.getCount() != 0) {
             mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
         } else {
             mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
         }
     }

     public void showMenuIcon() {
         mShowingMenu = true;
         getActionBar().setHomeAsUpIndicator(R.drawable.ic_menu);
         getActionBar().setHomeActionContentDescription(R.string.content_description_menu_button);
         getActionBar().setDisplayHomeAsUpEnabled(true);
     }

     public List<DashboardCategory> getDashboardCategories() {
         if (sDashboardCategories == null) {
             sTileCache = new HashMap<>();
             sConfigTracker = new InterestingConfigChanges();
             // Apply initial current config.
             sConfigTracker.applyNewConfig(getResources());
             sDashboardCategories = TileUtils.getCategories(this, sTileCache);
         }
         return sDashboardCategories;
     }

     protected void onCategoriesChanged() {
         updateDrawer();
         final int N = mCategoryListeners.size();
         for (int i = 0; i < N; i++) {
             mCategoryListeners.get(i).onCategoriesChanged();
         }
     }

     public boolean openTile(Tile tile) {
         closeDrawer();
         if (tile == null) {
             startActivity(new Intent(Settings.ACTION_SETTINGS).addFlags(
                     Intent.FLAG_ACTIVITY_CLEAR_TASK));
             return true;
         }
         try {
             int numUserHandles = tile.userHandle.size();
             if (numUserHandles > 1) {
                 ProfileSelectDialog.show(getFragmentManager(), tile);
                 return false;
             } else if (numUserHandles == 1) {
                 // Show menu on top level items.
                 tile.intent.putExtra(EXTRA_SHOW_MENU, true);
                 tile.intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
                 startActivityAsUser(tile.intent, tile.userHandle.get(0));
             } else {
                 // Show menu on top level items.
                 tile.intent.putExtra(EXTRA_SHOW_MENU, true);
                 tile.intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
                 startActivity(tile.intent);
             }
         } catch (ActivityNotFoundException e) {
             Log.w(TAG, "Couldn't find tile " + tile.intent, e);
         }
         return true;
     }

     protected void onTileClicked(Tile tile) {
         if (openTile(tile)) {
             finish();
         }
     }

     public HashMap<Pair<String, String>, Tile> getTileCache() {
         if (sTileCache == null) {
             getDashboardCategories();
         }
         return sTileCache;
     }

     public void onProfileTileOpen() {
         finish();
     }

     public void setTileEnabled(ComponentName component, boolean enabled) {
         PackageManager pm = getPackageManager();
         int state = pm.getComponentEnabledSetting(component);
         boolean isEnabled = state == PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
         if (isEnabled != enabled || state == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT) {
             if (enabled) {
                 sTileBlacklist.remove(component);
             } else {
                 sTileBlacklist.add(component);
             }
             pm.setComponentEnabledSetting(component, enabled
                     ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
                     : PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
                     PackageManager.DONT_KILL_APP);
             new CategoriesUpdater().execute();
         }
     }

     public interface CategoryListener {
         void onCategoriesChanged();
     }

     private class CategoriesUpdater extends AsyncTask<Void, Void, List<DashboardCategory>> {
         @Override
         protected List<DashboardCategory> doInBackground(Void... params) {
             if (sConfigTracker.applyNewConfig(getResources())) {
                 sTileCache.clear();
             }
             return TileUtils.getCategories(SettingsDrawerActivity.this, sTileCache);
         }

         @Override
         protected void onPreExecute() {
             if (sConfigTracker == null || sTileCache == null) {
                 getDashboardCategories();
             }
         }

         @Override
         protected void onPostExecute(List<DashboardCategory> dashboardCategories) {
             for (int i = 0; i < dashboardCategories.size(); i++) {
                 DashboardCategory category = dashboardCategories.get(i);
                 for (int j = 0; j < category.tiles.size(); j++) {
                     Tile tile = category.tiles.get(j);
                     if (sTileBlacklist.contains(tile.intent.getComponent())) {
                         category.tiles.remove(j--);
                     }
                 }
             }
             sDashboardCategories = dashboardCategories;
             onCategoriesChanged();
         }
     }

     private class PackageReceiver extends BroadcastReceiver {
         @Override
         public void onReceive(Context context, Intent intent) {
             new CategoriesUpdater().execute();
         }
     }
 }
	/**
	* 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.settingslib.drawer;

	import android.annotation.LayoutRes;
	import android.annotation.Nullable;
	import android.app.Activity;
	import android.content.ActivityNotFoundException;
	import android.content.BroadcastReceiver;
	import android.content.ComponentName;
	import android.content.Context;
	import android.content.Intent;
	import android.content.IntentFilter;
	import android.content.pm.PackageManager;
	import android.content.res.TypedArray;
	import android.os.AsyncTask;
	import android.os.Bundle;
	import android.provider.Settings;
	import android.support.v4.widget.DrawerLayout;
	import android.util.ArraySet;
	import android.util.Log;
	import android.util.Pair;
	import android.view.Gravity;
	import android.view.LayoutInflater;
	import android.view.MenuItem;
	import android.view.View;
	import android.view.ViewGroup;
	import android.view.Window;
	import android.view.WindowManager.LayoutParams;
	import android.widget.AdapterView;
	import android.widget.FrameLayout;
	import android.widget.ListView;
	import android.widget.Toolbar;

	import com.android.settingslib.R;
	import com.android.settingslib.applications.InterestingConfigChanges;

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

	public class SettingsDrawerActivity extends Activity {

	protected static final boolean DEBUG_TIMING = false;
	private static final String TAG = "SettingsDrawerActivity";

	public static final String EXTRA_SHOW_MENU = "show_drawer_menu";

	private static List<DashboardCategory> sDashboardCategories;
	private static HashMap<Pair<String, String>, Tile> sTileCache;
	// Serves as a temporary list of tiles to ignore until we heard back from the PM that they
	// are disabled.
	private static ArraySet<ComponentName> sTileBlacklist = new ArraySet<>();
	private static InterestingConfigChanges sConfigTracker;

	private final PackageReceiver mPackageReceiver = new PackageReceiver();
	private final List<CategoryListener> mCategoryListeners = new ArrayList<>();

	private SettingsDrawerAdapter mDrawerAdapter;
	private FrameLayout mContentHeaderContainer;
	private DrawerLayout mDrawerLayout;
	private boolean mShowingMenu;

	@Override
	protected void onCreate(@Nullable Bundle savedInstanceState) {
	super.onCreate(savedInstanceState);

	long startTime = System.currentTimeMillis();

	TypedArray theme = getTheme().obtainStyledAttributes(android.R.styleable.Theme);
	if (!theme.getBoolean(android.R.styleable.Theme_windowNoTitle, false)) {
	getWindow().addFlags(LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS);
	getWindow().addFlags(LayoutParams.FLAG_TRANSLUCENT_STATUS);
	requestWindowFeature(Window.FEATURE_NO_TITLE);
	}
	super.setContentView(R.layout.settings_with_drawer);
	mContentHeaderContainer = (FrameLayout) findViewById(R.id.content_header_container);
	mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
	if (mDrawerLayout == null) {
	return;
	}
	Toolbar toolbar = (Toolbar) findViewById(R.id.action_bar);
	if (theme.getBoolean(android.R.styleable.Theme_windowNoTitle, false)) {
	toolbar.setVisibility(View.GONE);
	mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
	mDrawerLayout = null;
	return;
	}
	getDashboardCategories();
	setActionBar(toolbar);
	mDrawerAdapter = new SettingsDrawerAdapter(this);
	ListView listView = (ListView) findViewById(R.id.left_drawer);
	listView.setAdapter(mDrawerAdapter);
	listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
	public void onItemClick(android.widget.AdapterView<?> parent, View view, int position,
	long id) {
	onTileClicked(mDrawerAdapter.getTile(position));
	};
	});
	if (DEBUG_TIMING) Log.d(TAG, "onCreate took " + (System.currentTimeMillis() - startTime)
	+ " ms");
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
	if (mShowingMenu && mDrawerLayout != null && item.getItemId() == android.R.id.home
	&& mDrawerAdapter.getCount() != 0) {
	openDrawer();
	return true;
	}
	return super.onOptionsItemSelected(item);
	}

	@Override
	protected void onResume() {
	super.onResume();

	if (mDrawerLayout != null) {
	final IntentFilter filter = new IntentFilter(Intent.ACTION_PACKAGE_ADDED);
	filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
	filter.addAction(Intent.ACTION_PACKAGE_CHANGED);
	filter.addAction(Intent.ACTION_PACKAGE_REPLACED);
	filter.addDataScheme("package");
	registerReceiver(mPackageReceiver, filter);

	new CategoriesUpdater().execute();
	}
	if (getIntent() != null && getIntent().getBooleanExtra(EXTRA_SHOW_MENU, false)) {
	showMenuIcon();
	}
	}

	@Override
	protected void onPause() {
	if (mDrawerLayout != null) {
	unregisterReceiver(mPackageReceiver);
	}

	super.onPause();
	}

	public void addCategoryListener(CategoryListener listener) {
	mCategoryListeners.add(listener);
	}

	public void remCategoryListener(CategoryListener listener) {
	mCategoryListeners.remove(listener);
	}

	public void setIsDrawerPresent(boolean isPresent) {
	if (isPresent) {
	mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
	updateDrawer();
	} else {
	if (mDrawerLayout != null) {
	mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
	mDrawerLayout = null;
	}
	}
	}

	public void openDrawer() {
	if (mDrawerLayout != null) {
	mDrawerLayout.openDrawer(Gravity.START);
	}
	}

	public void closeDrawer() {
	if (mDrawerLayout != null) {
	mDrawerLayout.closeDrawers();
	}
	}

	public void setContentHeaderView(View headerView) {
	mContentHeaderContainer.removeAllViews();
	if (headerView != null) {
	mContentHeaderContainer.addView(headerView);
	}
	}

	@Override
	public void setContentView(@LayoutRes int layoutResID) {
	final ViewGroup parent = (ViewGroup) findViewById(R.id.content_frame);
	if (parent != null) {
	parent.removeAllViews();
	}
	LayoutInflater.from(this).inflate(layoutResID, parent);
	}

	@Override
	public void setContentView(View view) {
	((ViewGroup) findViewById(R.id.content_frame)).addView(view);
	}

	@Override
	public void setContentView(View view, ViewGroup.LayoutParams params) {
	((ViewGroup) findViewById(R.id.content_frame)).addView(view, params);
	}

	public void updateDrawer() {
	if (mDrawerLayout == null) {
	return;
	}
	// TODO: Do this in the background with some loading.
	mDrawerAdapter.updateCategories();
	if (mDrawerAdapter.getCount() != 0) {
	mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED);
	} else {
	mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
	}
	}

	public void showMenuIcon() {
	mShowingMenu = true;
	getActionBar().setHomeAsUpIndicator(R.drawable.ic_menu);
	getActionBar().setHomeActionContentDescription(R.string.content_description_menu_button);
	getActionBar().setDisplayHomeAsUpEnabled(true);
	}

	public List<DashboardCategory> getDashboardCategories() {
	if (sDashboardCategories == null) {
	sTileCache = new HashMap<>();
	sConfigTracker = new InterestingConfigChanges();
	// Apply initial current config.
	sConfigTracker.applyNewConfig(getResources());
	sDashboardCategories = TileUtils.getCategories(this, sTileCache);
	}
	return sDashboardCategories;
	}

	protected void onCategoriesChanged() {
	updateDrawer();
	final int N = mCategoryListeners.size();
	for (int i = 0; i < N; i++) {
	mCategoryListeners.get(i).onCategoriesChanged();
	}
	}

	public boolean openTile(Tile tile) {
	closeDrawer();
	if (tile == null) {
	startActivity(new Intent(Settings.ACTION_SETTINGS).addFlags(
	Intent.FLAG_ACTIVITY_CLEAR_TASK));
	return true;
	}
	try {
	int numUserHandles = tile.userHandle.size();
	if (numUserHandles > 1) {
	ProfileSelectDialog.show(getFragmentManager(), tile);
	return false;
	} else if (numUserHandles == 1) {
	// Show menu on top level items.
	tile.intent.putExtra(EXTRA_SHOW_MENU, true);
	tile.intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
	startActivityAsUser(tile.intent, tile.userHandle.get(0));
	} else {
	// Show menu on top level items.
	tile.intent.putExtra(EXTRA_SHOW_MENU, true);
	tile.intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK);
	startActivity(tile.intent);
	}
	} catch (ActivityNotFoundException e) {
	Log.w(TAG, "Couldn't find tile " + tile.intent, e);
	}
	return true;
	}

	protected void onTileClicked(Tile tile) {
	if (openTile(tile)) {
	finish();
	}
	}

	public HashMap<Pair<String, String>, Tile> getTileCache() {
	if (sTileCache == null) {
	getDashboardCategories();
	}
	return sTileCache;
	}

	public void onProfileTileOpen() {
	finish();
	}

	public void setTileEnabled(ComponentName component, boolean enabled) {
	PackageManager pm = getPackageManager();
	int state = pm.getComponentEnabledSetting(component);
	boolean isEnabled = state == PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
	if (isEnabled != enabled \|\| state == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT) {
	if (enabled) {
	sTileBlacklist.remove(component);
	} else {
	sTileBlacklist.add(component);
	}
	pm.setComponentEnabledSetting(component, enabled
	? PackageManager.COMPONENT_ENABLED_STATE_ENABLED
	: PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
	PackageManager.DONT_KILL_APP);
	new CategoriesUpdater().execute();
	}
	}

	public interface CategoryListener {
	void onCategoriesChanged();
	}

	private class CategoriesUpdater extends AsyncTask<Void, Void, List<DashboardCategory>> {
	@Override
	protected List<DashboardCategory> doInBackground(Void... params) {
	if (sConfigTracker.applyNewConfig(getResources())) {
	sTileCache.clear();
	}
	return TileUtils.getCategories(SettingsDrawerActivity.this, sTileCache);
	}

	@Override
	protected void onPreExecute() {
	if (sConfigTracker == null \|\| sTileCache == null) {
	getDashboardCategories();
	}
	}

	@Override
	protected void onPostExecute(List<DashboardCategory> dashboardCategories) {
	for (int i = 0; i < dashboardCategories.size(); i++) {
	DashboardCategory category = dashboardCategories.get(i);
	for (int j = 0; j < category.tiles.size(); j++) {
	Tile tile = category.tiles.get(j);
	if (sTileBlacklist.contains(tile.intent.getComponent())) {
	category.tiles.remove(j--);
	}
	}
	}
	sDashboardCategories = dashboardCategories;
	onCategoriesChanged();
	}
	}

	private class PackageReceiver extends BroadcastReceiver {
	@Override
	public void onReceive(Context context, Intent intent) {
	new CategoriesUpdater().execute();
	}
	}
	}