src/com/android/mail/ui/MailActivity.java - platform/packages/apps/UnifiedEmail - Git at Google

 /*******************************************************************************
  *      Copyright (C) 2012 Google Inc.
  *      Licensed to 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.mail.ui;

 import android.app.Dialog;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Configuration;
 import android.nfc.NdefMessage;
 import android.nfc.NdefRecord;
 import android.nfc.NfcAdapter;
 import android.nfc.NfcEvent;
 import android.os.Bundle;
 import android.support.v7.app.ActionBar;
 import android.support.v7.view.ActionMode;
 import android.support.v7.widget.Toolbar;
 import android.view.KeyEvent;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.MotionEvent;
 import android.view.accessibility.AccessibilityManager;

 import com.android.bitmap.BitmapCache;
 import com.android.bitmap.UnrefedBitmapCache;
 import com.android.mail.R;
 import com.android.mail.analytics.Analytics;
 import com.android.mail.analytics.AnalyticsTimer;
 import com.android.mail.bitmap.ContactResolver;
 import com.android.mail.compose.ComposeActivity;
 import com.android.mail.providers.Account;
 import com.android.mail.providers.Folder;
 import com.android.mail.providers.SearchRecentSuggestionsProvider;
 import com.android.mail.providers.SuggestionsProvider;
 import com.android.mail.utils.StorageLowState;
 import com.android.mail.utils.Utils;
 import com.android.mail.utils.ViewUtils;

 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;

 /**
  * This is the root activity container that holds the left navigation fragment
  * (usually a list of folders), and the main content fragment (either a
  * conversation list or a conversation view).
  */
 public class MailActivity extends AbstractMailActivity implements ControllableActivity {

     /** 339KB cache fits 10 bitmaps at 33856 bytes each. */
     private static final int SENDERS_IMAGES_CACHE_TARGET_SIZE_BYTES = 1024 * 339;
     private static final float SENDERS_IMAGES_PREVIEWS_CACHE_NON_POOLED_FRACTION = 0f;
     /** Each string has upper estimate of 50 bytes, so this cache would be 5KB. */
     private static final int SENDERS_IMAGES_PREVIEWS_CACHE_NULL_CAPACITY = 100;

     /**
      * The activity controller to which we delegate most Activity lifecycle events.
      */
     private ActivityController mController;

     private ViewMode mViewMode;

     private ToastBarOperation mPendingToastOp;
     private boolean mAccessibilityEnabled;
     private AccessibilityManager mAccessibilityManager;

     protected ConversationListHelper mConversationListHelper;

     /**
      * The account name currently in use. Used to construct the NFC mailto: message. This needs
      * to be static since the {@link ComposeActivity} needs to statically change the account name
      * and have the NFC message changed accordingly.
      */
     protected static String sAccountName = null;

     private BitmapCache mSendersImageCache;

     private CustomViewToolbar mCustomViewToolbar;

     /**
      * Create an NFC message (in the NDEF: Nfc Data Exchange Format) to instruct the recepient to
      * send an email to the current account.
      */
     private static class NdefMessageMaker implements NfcAdapter.CreateNdefMessageCallback {
         @Override
         public NdefMessage createNdefMessage(NfcEvent event) {
             if (sAccountName == null) {
                 return null;
             }
             return getMailtoNdef(sAccountName);
         }

         /**
          * Returns an NDEF message with a single mailto URI record
          * for the given email address.
          */
         private static NdefMessage getMailtoNdef(String account) {
             byte[] accountBytes;
             try {
                 accountBytes = URLEncoder.encode(account, "UTF-8").getBytes("UTF-8");
             } catch (UnsupportedEncodingException e) {
                 accountBytes = account.getBytes();
             }
             byte prefix = 0x06; // mailto:
             byte[] recordBytes = new byte[accountBytes.length + 1];
             recordBytes[0] = prefix;
             System.arraycopy(accountBytes, 0, recordBytes, 1, accountBytes.length);
             NdefRecord mailto = new NdefRecord(NdefRecord.TNF_WELL_KNOWN, NdefRecord.RTD_URI,
                     new byte[0], recordBytes);
             return new NdefMessage(new NdefRecord[] { mailto });
         }
     }

     private final NdefMessageMaker mNdefHandler = new NdefMessageMaker();

     public MailActivity() {
         super();
         mConversationListHelper = new ConversationListHelper();
     }

     @Override
     public boolean dispatchTouchEvent(MotionEvent ev) {
         mController.onTouchEvent(ev);
         return super.dispatchTouchEvent(ev);
     }

     /**
      * Default implementation returns a null view mode.
      */
     @Override
     public ViewMode getViewMode() {
         return mViewMode;
     }

     @Override
     public void onActivityResult(int requestCode, int resultCode, Intent data) {
         mController.onActivityResult(requestCode, resultCode, data);
     }

     @Override
     public void onBackPressed() {
         if (!mController.onBackPressed()) {
             super.onBackPressed();
         }
     }

     @Override
     public void onCreate(Bundle savedState) {
         super.onCreate(savedState);
         // Log the start time if this is launched from the launcher with no saved states
         Intent i = getIntent();
         if (i != null && i.getCategories() != null &&
                 i.getCategories().contains(Intent.CATEGORY_LAUNCHER)) {
             AnalyticsTimer.getInstance().trackStart(AnalyticsTimer.COLD_START_LAUNCHER);
         }

         resetSenderImageCache();
         mViewMode = new ViewMode();
         final boolean tabletUi = Utils.useTabletUI(this.getResources());
         mController = ControllerFactory.forActivity(this, mViewMode, tabletUi);

         setContentView(mController.getContentViewResource());

         final Toolbar toolbar = (Toolbar) findViewById(R.id.mail_toolbar);
         if (toolbar instanceof CustomViewToolbar) {
             // Tablets use CustomViewToolbar to override the default search menu item positioning.
             mCustomViewToolbar = (CustomViewToolbar) toolbar;
             mCustomViewToolbar.setController(this, mController, mViewMode);
             mController.addConversationListLayoutListener(mCustomViewToolbar);
         }

         setSupportActionBar(toolbar);
         toolbar.setNavigationOnClickListener(mController.getNavigationViewClickListener());

         final ActionBar actionBar = getSupportActionBar();
         if (actionBar != null) {
             // Hide the app icon.
             actionBar.setIcon(android.R.color.transparent);
             actionBar.setDisplayUseLogoEnabled(false);
         }

         // Must be done after setting up action bar
         mController.onCreate(savedState);

         mAccessibilityManager =
                 (AccessibilityManager) getSystemService(Context.ACCESSIBILITY_SERVICE);
         mAccessibilityEnabled = mAccessibilityManager.isEnabled();
         final NfcAdapter nfcAdapter = NfcAdapter.getDefaultAdapter(this);
         if (nfcAdapter != null) {
             nfcAdapter.setNdefPushMessageCallback(mNdefHandler, this);
         }

         // Detect presence of hardware keyboard and log it on Analytics
         final int hardKeyboardHidden = getResources().getConfiguration().hardKeyboardHidden;
         if (hardKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO) {
             Analytics.getInstance().sendEvent("configuration", "keyboard", "use_hardware_keyboard",
                     0);
         } else {
             Analytics.getInstance().sendEvent("configuration", "keyboard",
                     "do_not_use_hardware_keyboard", 0);
         }
     }

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

         mController.onPostCreate(savedInstanceState);
     }

     @Override
     public void onConfigurationChanged(Configuration newConfig) {
         super.onConfigurationChanged(newConfig);
         mController.onConfigurationChanged(newConfig);
     }

     @Override
     protected void onRestart() {
         super.onRestart();
         mController.onRestart();
     }

     /**
      * Constructs and sets the default NFC message. This message instructs the receiver to send
      * email to the account provided as the argument. This message is to be shared with
      * "zero-clicks" using NFC. The message will be available as long as the current activity is in
      * the foreground.
      *
      * @param account The email address to send mail to.
      */
     public static void setNfcMessage(String account) {
         sAccountName = account;
     }

     @Override
     protected void onRestoreInstanceState(Bundle savedInstanceState) {
         super.onRestoreInstanceState(savedInstanceState);
         mController.onRestoreInstanceState(savedInstanceState);
     }

     @Override
     public Dialog onCreateDialog(int id, Bundle bundle) {
         final Dialog dialog = mController.onCreateDialog(id, bundle);
         return dialog == null ? super.onCreateDialog(id, bundle) : dialog;
     }

     @Override
     public boolean onCreateOptionsMenu(Menu menu) {
         return mController.onCreateOptionsMenu(menu) || super.onCreateOptionsMenu(menu);
     }

     @Override
     public boolean onKeyDown(int keyCode, KeyEvent event) {
         return mController.onKeyDown(keyCode, event) || super.onKeyDown(keyCode, event);
     }

     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         return mController.onOptionsItemSelected(item) || super.onOptionsItemSelected(item);
     }

     @Override
     public void onPause() {
         super.onPause();
         mController.onPause();
     }

     @Override
     public void onPrepareDialog(int id, Dialog dialog, Bundle bundle) {
         super.onPrepareDialog(id, dialog, bundle);
         mController.onPrepareDialog(id, dialog, bundle);
     }

     @Override
     public boolean onPrepareOptionsMenu(Menu menu) {
         mController.onPrepareOptionsMenu(menu);
         return super.onPrepareOptionsMenu(menu);
     }

     @Override
     public void onResume() {
         super.onResume();
         mController.onResume();
         final boolean enabled = mAccessibilityManager.isEnabled();
         if (enabled != mAccessibilityEnabled) {
             onAccessibilityStateChanged(enabled);
         }
         // App has resumed, re-check the top-level storage situation.
         StorageLowState.checkStorageLowMode(this);
     }

     @Override
     public void onSaveInstanceState(Bundle outState) {
         super.onSaveInstanceState(outState);
         mController.onSaveInstanceState(outState);
     }

     @Override
     protected void onStart() {
         super.onStart();
         mController.onStart();
     }

     @Override
     public boolean onSearchRequested() {
         mController.startSearch();
         return true;
     }

     @Override
     protected void onStop() {
         super.onStop();
         mController.onStop();
     }

     @Override
     protected void onDestroy() {
         super.onDestroy();
         mController.onDestroy();

         if (mCustomViewToolbar != null) {
             mCustomViewToolbar.onDestroy();
         }
     }

     @Override
     public void onWindowFocusChanged(boolean hasFocus) {
         super.onWindowFocusChanged(hasFocus);
         mController.onWindowFocusChanged(hasFocus);
     }

     @Override
     public String toString() {
         final StringBuilder sb = new StringBuilder(super.toString());
         sb.append("{ViewMode=");
         sb.append(mViewMode);
         sb.append(" controller=");
         sb.append(mController);
         sb.append(" current_focus=");
         sb.append(getCurrentFocus());
         sb.append("}");
         return sb.toString();
     }

     @Override
     public ConversationListCallbacks getListHandler() {
         return mController;
     }

     @Override
     public FolderSelector getFolderSelector() {
         return mController;
     }

     @Override
     public FolderController getFolderController() {
         return mController;
     }

     @Override
     public ConversationCheckedSet getCheckedSet() {
         return mController.getCheckedSet();
     }

     @Override
     public void onUndoAvailable(ToastBarOperation undoOp) {
         mController.onUndoAvailable(undoOp);
     }

     @Override
     public Folder getHierarchyFolder() {
         return mController.getHierarchyFolder();
     }

     @Override
     public ConversationUpdater getConversationUpdater() {
         return mController;
     }

     @Override
     public ErrorListener getErrorListener() {
         return mController;
     }

     @Override
     public void setPendingToastOperation(ToastBarOperation op) {
         mPendingToastOp = op;
     }

     @Override
     public ToastBarOperation getPendingToastOperation() {
         return mPendingToastOp;
     }

     @Override
     public void onAnimationEnd(AnimatedAdapter animatedAdapter) {
         mController.onAnimationEnd(animatedAdapter);
     }

     @Override
     public AccountController getAccountController() {
         return mController;
     }

     @Override
     public RecentFolderController getRecentFolderController() {
         return mController;
     }

     @Override
     public DrawerController getDrawerController() {
         return mController.getDrawerController();
     }

     @Override
     public KeyboardNavigationController getKeyboardNavigationController() {
         return mController;
     }

     @Override
     public void onFooterViewLoadMoreClick(Folder folder) {
         mController.onFooterViewLoadMoreClick(folder);
     }

     @Override
     public boolean isAccessibilityEnabled() {
         return mAccessibilityEnabled;
     }

     public void onAccessibilityStateChanged(boolean enabled) {
         mAccessibilityEnabled = enabled;
         mController.onAccessibilityStateChanged();
     }

     @Override
     public final ConversationListHelper getConversationListHelper() {
         return mConversationListHelper;
     }

     @Override
     public FragmentLauncher getFragmentLauncher() {
         return mController;
     }

     @Override
     public ContactLoaderCallbacks getContactLoaderCallbacks() {
         return new ContactLoaderCallbacks(getActivityContext());
     }

     @Override
     public ContactResolver getContactResolver(ContentResolver resolver, BitmapCache bitmapCache) {
         return new ContactResolver(resolver, bitmapCache);
     }

     @Override
     public BitmapCache getSenderImageCache() {
         return mSendersImageCache;
     }

     @Override
     public void resetSenderImageCache() {
         mSendersImageCache = createNewSenderImageCache();
     }

     private BitmapCache createNewSenderImageCache() {
         return new UnrefedBitmapCache(Utils.isLowRamDevice(this) ?
                 0 : SENDERS_IMAGES_CACHE_TARGET_SIZE_BYTES,
                 SENDERS_IMAGES_PREVIEWS_CACHE_NON_POOLED_FRACTION,
                 SENDERS_IMAGES_PREVIEWS_CACHE_NULL_CAPACITY);
     }

     @Override
     public void showHelp(Account account, int viewMode) {
         int helpContext = ViewMode.isConversationMode(viewMode)
                 ? R.string.conversation_view_help_context
                 : R.string.conversation_list_help_context;
         Utils.showHelp(this, account, getString(helpContext));
     }

     public SearchRecentSuggestionsProvider getSuggestionsProvider() {
         return new SuggestionsProvider(this);
     }

     @Override
     public void onSupportActionModeStarted(ActionMode mode) {
         super.onSupportActionModeStarted(mode);
         ViewUtils.setStatusBarColor(this, R.color.action_mode_statusbar_color);
     }

     @Override
     public void onSupportActionModeFinished(ActionMode mode) {
         super.onSupportActionModeFinished(mode);
         ViewUtils.setStatusBarColor(this, R.color.mail_activity_status_bar_color);
     }
 }
	/*******************************************************************************
	* Copyright (C) 2012 Google Inc.
	* Licensed to 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.mail.ui;

	import android.app.Dialog;
	import android.content.ContentResolver;
	import android.content.Context;
	import android.content.Intent;
	import android.content.res.Configuration;
	import android.nfc.NdefMessage;
	import android.nfc.NdefRecord;
	import android.nfc.NfcAdapter;
	import android.nfc.NfcEvent;
	import android.os.Bundle;
	import android.support.v7.app.ActionBar;
	import android.support.v7.view.ActionMode;
	import android.support.v7.widget.Toolbar;
	import android.view.KeyEvent;
	import android.view.Menu;
	import android.view.MenuItem;
	import android.view.MotionEvent;
	import android.view.accessibility.AccessibilityManager;

	import com.android.bitmap.BitmapCache;
	import com.android.bitmap.UnrefedBitmapCache;
	import com.android.mail.R;
	import com.android.mail.analytics.Analytics;
	import com.android.mail.analytics.AnalyticsTimer;
	import com.android.mail.bitmap.ContactResolver;
	import com.android.mail.compose.ComposeActivity;
	import com.android.mail.providers.Account;
	import com.android.mail.providers.Folder;
	import com.android.mail.providers.SearchRecentSuggestionsProvider;
	import com.android.mail.providers.SuggestionsProvider;
	import com.android.mail.utils.StorageLowState;
	import com.android.mail.utils.Utils;
	import com.android.mail.utils.ViewUtils;

	import java.io.UnsupportedEncodingException;
	import java.net.URLEncoder;

	/**
	* This is the root activity container that holds the left navigation fragment
	* (usually a list of folders), and the main content fragment (either a
	* conversation list or a conversation view).
	*/
	public class MailActivity extends AbstractMailActivity implements ControllableActivity {

	/** 339KB cache fits 10 bitmaps at 33856 bytes each. */
	private static final int SENDERS_IMAGES_CACHE_TARGET_SIZE_BYTES = 1024 * 339;
	private static final float SENDERS_IMAGES_PREVIEWS_CACHE_NON_POOLED_FRACTION = 0f;
	/** Each string has upper estimate of 50 bytes, so this cache would be 5KB. */
	private static final int SENDERS_IMAGES_PREVIEWS_CACHE_NULL_CAPACITY = 100;

	/**
	* The activity controller to which we delegate most Activity lifecycle events.
	*/
	private ActivityController mController;

	private ViewMode mViewMode;

	private ToastBarOperation mPendingToastOp;
	private boolean mAccessibilityEnabled;
	private AccessibilityManager mAccessibilityManager;

	protected ConversationListHelper mConversationListHelper;

	/**
	* The account name currently in use. Used to construct the NFC mailto: message. This needs
	* to be static since the {@link ComposeActivity} needs to statically change the account name
	* and have the NFC message changed accordingly.
	*/
	protected static String sAccountName = null;

	private BitmapCache mSendersImageCache;

	private CustomViewToolbar mCustomViewToolbar;

	/**
	* Create an NFC message (in the NDEF: Nfc Data Exchange Format) to instruct the recepient to
	* send an email to the current account.
	*/
	private static class NdefMessageMaker implements NfcAdapter.CreateNdefMessageCallback {
	@Override
	public NdefMessage createNdefMessage(NfcEvent event) {
	if (sAccountName == null) {
	return null;
	}
	return getMailtoNdef(sAccountName);
	}

	/**
	* Returns an NDEF message with a single mailto URI record
	* for the given email address.
	*/
	private static NdefMessage getMailtoNdef(String account) {
	byte[] accountBytes;
	try {
	accountBytes = URLEncoder.encode(account, "UTF-8").getBytes("UTF-8");
	} catch (UnsupportedEncodingException e) {
	accountBytes = account.getBytes();
	}
	byte prefix = 0x06; // mailto:
	byte[] recordBytes = new byte[accountBytes.length + 1];
	recordBytes[0] = prefix;
	System.arraycopy(accountBytes, 0, recordBytes, 1, accountBytes.length);
	NdefRecord mailto = new NdefRecord(NdefRecord.TNF_WELL_KNOWN, NdefRecord.RTD_URI,
	new byte[0], recordBytes);
	return new NdefMessage(new NdefRecord[] { mailto });
	}
	}

	private final NdefMessageMaker mNdefHandler = new NdefMessageMaker();

	public MailActivity() {
	super();
	mConversationListHelper = new ConversationListHelper();
	}

	@Override
	public boolean dispatchTouchEvent(MotionEvent ev) {
	mController.onTouchEvent(ev);
	return super.dispatchTouchEvent(ev);
	}

	/**
	* Default implementation returns a null view mode.
	*/
	@Override
	public ViewMode getViewMode() {
	return mViewMode;
	}

	@Override
	public void onActivityResult(int requestCode, int resultCode, Intent data) {
	mController.onActivityResult(requestCode, resultCode, data);
	}

	@Override
	public void onBackPressed() {
	if (!mController.onBackPressed()) {
	super.onBackPressed();
	}
	}

	@Override
	public void onCreate(Bundle savedState) {
	super.onCreate(savedState);
	// Log the start time if this is launched from the launcher with no saved states
	Intent i = getIntent();
	if (i != null && i.getCategories() != null &&
	i.getCategories().contains(Intent.CATEGORY_LAUNCHER)) {
	AnalyticsTimer.getInstance().trackStart(AnalyticsTimer.COLD_START_LAUNCHER);
	}

	resetSenderImageCache();
	mViewMode = new ViewMode();
	final boolean tabletUi = Utils.useTabletUI(this.getResources());
	mController = ControllerFactory.forActivity(this, mViewMode, tabletUi);

	setContentView(mController.getContentViewResource());

	final Toolbar toolbar = (Toolbar) findViewById(R.id.mail_toolbar);
	if (toolbar instanceof CustomViewToolbar) {
	// Tablets use CustomViewToolbar to override the default search menu item positioning.
	mCustomViewToolbar = (CustomViewToolbar) toolbar;
	mCustomViewToolbar.setController(this, mController, mViewMode);
	mController.addConversationListLayoutListener(mCustomViewToolbar);
	}

	setSupportActionBar(toolbar);
	toolbar.setNavigationOnClickListener(mController.getNavigationViewClickListener());

	final ActionBar actionBar = getSupportActionBar();
	if (actionBar != null) {
	// Hide the app icon.
	actionBar.setIcon(android.R.color.transparent);
	actionBar.setDisplayUseLogoEnabled(false);
	}

	// Must be done after setting up action bar
	mController.onCreate(savedState);

	mAccessibilityManager =
	(AccessibilityManager) getSystemService(Context.ACCESSIBILITY_SERVICE);
	mAccessibilityEnabled = mAccessibilityManager.isEnabled();
	final NfcAdapter nfcAdapter = NfcAdapter.getDefaultAdapter(this);
	if (nfcAdapter != null) {
	nfcAdapter.setNdefPushMessageCallback(mNdefHandler, this);
	}

	// Detect presence of hardware keyboard and log it on Analytics
	final int hardKeyboardHidden = getResources().getConfiguration().hardKeyboardHidden;
	if (hardKeyboardHidden == Configuration.HARDKEYBOARDHIDDEN_NO) {
	Analytics.getInstance().sendEvent("configuration", "keyboard", "use_hardware_keyboard",
	0);
	} else {
	Analytics.getInstance().sendEvent("configuration", "keyboard",
	"do_not_use_hardware_keyboard", 0);
	}
	}

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

	mController.onPostCreate(savedInstanceState);
	}

	@Override
	public void onConfigurationChanged(Configuration newConfig) {
	super.onConfigurationChanged(newConfig);
	mController.onConfigurationChanged(newConfig);
	}

	@Override
	protected void onRestart() {
	super.onRestart();
	mController.onRestart();
	}

	/**
	* Constructs and sets the default NFC message. This message instructs the receiver to send
	* email to the account provided as the argument. This message is to be shared with
	* "zero-clicks" using NFC. The message will be available as long as the current activity is in
	* the foreground.
	*
	* @param account The email address to send mail to.
	*/
	public static void setNfcMessage(String account) {
	sAccountName = account;
	}

	@Override
	protected void onRestoreInstanceState(Bundle savedInstanceState) {
	super.onRestoreInstanceState(savedInstanceState);
	mController.onRestoreInstanceState(savedInstanceState);
	}

	@Override
	public Dialog onCreateDialog(int id, Bundle bundle) {
	final Dialog dialog = mController.onCreateDialog(id, bundle);
	return dialog == null ? super.onCreateDialog(id, bundle) : dialog;
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
	return mController.onCreateOptionsMenu(menu) \|\| super.onCreateOptionsMenu(menu);
	}

	@Override
	public boolean onKeyDown(int keyCode, KeyEvent event) {
	return mController.onKeyDown(keyCode, event) \|\| super.onKeyDown(keyCode, event);
	}

	@Override
	public boolean onOptionsItemSelected(MenuItem item) {
	return mController.onOptionsItemSelected(item) \|\| super.onOptionsItemSelected(item);
	}

	@Override
	public void onPause() {
	super.onPause();
	mController.onPause();
	}

	@Override
	public void onPrepareDialog(int id, Dialog dialog, Bundle bundle) {
	super.onPrepareDialog(id, dialog, bundle);
	mController.onPrepareDialog(id, dialog, bundle);
	}

	@Override
	public boolean onPrepareOptionsMenu(Menu menu) {
	mController.onPrepareOptionsMenu(menu);
	return super.onPrepareOptionsMenu(menu);
	}

	@Override
	public void onResume() {
	super.onResume();
	mController.onResume();
	final boolean enabled = mAccessibilityManager.isEnabled();
	if (enabled != mAccessibilityEnabled) {
	onAccessibilityStateChanged(enabled);
	}
	// App has resumed, re-check the top-level storage situation.
	StorageLowState.checkStorageLowMode(this);
	}

	@Override
	public void onSaveInstanceState(Bundle outState) {
	super.onSaveInstanceState(outState);
	mController.onSaveInstanceState(outState);
	}

	@Override
	protected void onStart() {
	super.onStart();
	mController.onStart();
	}

	@Override
	public boolean onSearchRequested() {
	mController.startSearch();
	return true;
	}

	@Override
	protected void onStop() {
	super.onStop();
	mController.onStop();
	}

	@Override
	protected void onDestroy() {
	super.onDestroy();
	mController.onDestroy();

	if (mCustomViewToolbar != null) {
	mCustomViewToolbar.onDestroy();
	}
	}

	@Override
	public void onWindowFocusChanged(boolean hasFocus) {
	super.onWindowFocusChanged(hasFocus);
	mController.onWindowFocusChanged(hasFocus);
	}

	@Override
	public String toString() {
	final StringBuilder sb = new StringBuilder(super.toString());
	sb.append("{ViewMode=");
	sb.append(mViewMode);
	sb.append(" controller=");
	sb.append(mController);
	sb.append(" current_focus=");
	sb.append(getCurrentFocus());
	sb.append("}");
	return sb.toString();
	}

	@Override
	public ConversationListCallbacks getListHandler() {
	return mController;
	}

	@Override
	public FolderSelector getFolderSelector() {
	return mController;
	}

	@Override
	public FolderController getFolderController() {
	return mController;
	}

	@Override
	public ConversationCheckedSet getCheckedSet() {
	return mController.getCheckedSet();
	}

	@Override
	public void onUndoAvailable(ToastBarOperation undoOp) {
	mController.onUndoAvailable(undoOp);
	}

	@Override
	public Folder getHierarchyFolder() {
	return mController.getHierarchyFolder();
	}

	@Override
	public ConversationUpdater getConversationUpdater() {
	return mController;
	}

	@Override
	public ErrorListener getErrorListener() {
	return mController;
	}

	@Override
	public void setPendingToastOperation(ToastBarOperation op) {
	mPendingToastOp = op;
	}

	@Override
	public ToastBarOperation getPendingToastOperation() {
	return mPendingToastOp;
	}

	@Override
	public void onAnimationEnd(AnimatedAdapter animatedAdapter) {
	mController.onAnimationEnd(animatedAdapter);
	}

	@Override
	public AccountController getAccountController() {
	return mController;
	}

	@Override
	public RecentFolderController getRecentFolderController() {
	return mController;
	}

	@Override
	public DrawerController getDrawerController() {
	return mController.getDrawerController();
	}

	@Override
	public KeyboardNavigationController getKeyboardNavigationController() {
	return mController;
	}

	@Override
	public void onFooterViewLoadMoreClick(Folder folder) {
	mController.onFooterViewLoadMoreClick(folder);
	}

	@Override
	public boolean isAccessibilityEnabled() {
	return mAccessibilityEnabled;
	}

	public void onAccessibilityStateChanged(boolean enabled) {
	mAccessibilityEnabled = enabled;
	mController.onAccessibilityStateChanged();
	}

	@Override
	public final ConversationListHelper getConversationListHelper() {
	return mConversationListHelper;
	}

	@Override
	public FragmentLauncher getFragmentLauncher() {
	return mController;
	}

	@Override
	public ContactLoaderCallbacks getContactLoaderCallbacks() {
	return new ContactLoaderCallbacks(getActivityContext());
	}

	@Override
	public ContactResolver getContactResolver(ContentResolver resolver, BitmapCache bitmapCache) {
	return new ContactResolver(resolver, bitmapCache);
	}

	@Override
	public BitmapCache getSenderImageCache() {
	return mSendersImageCache;
	}

	@Override
	public void resetSenderImageCache() {
	mSendersImageCache = createNewSenderImageCache();
	}

	private BitmapCache createNewSenderImageCache() {
	return new UnrefedBitmapCache(Utils.isLowRamDevice(this) ?
	0 : SENDERS_IMAGES_CACHE_TARGET_SIZE_BYTES,
	SENDERS_IMAGES_PREVIEWS_CACHE_NON_POOLED_FRACTION,
	SENDERS_IMAGES_PREVIEWS_CACHE_NULL_CAPACITY);
	}

	@Override
	public void showHelp(Account account, int viewMode) {
	int helpContext = ViewMode.isConversationMode(viewMode)
	? R.string.conversation_view_help_context
	: R.string.conversation_list_help_context;
	Utils.showHelp(this, account, getString(helpContext));
	}

	public SearchRecentSuggestionsProvider getSuggestionsProvider() {
	return new SuggestionsProvider(this);
	}

	@Override
	public void onSupportActionModeStarted(ActionMode mode) {
	super.onSupportActionModeStarted(mode);
	ViewUtils.setStatusBarColor(this, R.color.action_mode_statusbar_color);
	}

	@Override
	public void onSupportActionModeFinished(ActionMode mode) {
	super.onSupportActionModeFinished(mode);
	ViewUtils.setStatusBarColor(this, R.color.mail_activity_status_bar_color);
	}
	}