src/com/android/calendar/selectcalendars/SelectSyncedCalendarsMultiAccountAdapter.java - platform/packages/apps/Calendar - Git at Google

 /*
  * 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.calendar.selectcalendars;

 import android.accounts.AccountManager;
 import android.accounts.AuthenticatorDescription;
 import android.app.FragmentManager;
 import android.content.AsyncQueryHandler;
 import android.content.ContentResolver;
 import android.content.ContentUris;
 import android.content.ContentValues;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.database.MatrixCursor;
 import android.graphics.Rect;
 import android.net.Uri;
 import android.provider.CalendarContract.Calendars;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.TouchDelegate;
 import android.view.View;
 import android.view.View.OnClickListener;
 import android.view.ViewGroup;
 import android.widget.CheckBox;
 import android.widget.CursorTreeAdapter;
 import android.widget.TextView;

 import com.android.calendar.CalendarColorPickerDialog;
 import com.android.calendar.R;
 import com.android.calendar.Utils;

 import java.util.HashMap;
 import java.util.Iterator;
 import java.util.Map;

 public class SelectSyncedCalendarsMultiAccountAdapter extends CursorTreeAdapter implements
         View.OnClickListener {

     private static final String TAG = "Calendar";
     private static final String COLOR_PICKER_DIALOG_TAG = "ColorPickerDialog";

     private static final String IS_PRIMARY = "\"primary\"";
     private static final String CALENDARS_ORDERBY = IS_PRIMARY + " DESC,"
             + Calendars.CALENDAR_DISPLAY_NAME + " COLLATE NOCASE";
     private static final String ACCOUNT_SELECTION = Calendars.ACCOUNT_NAME + "=?"
             + " AND " + Calendars.ACCOUNT_TYPE + "=?";

     private final LayoutInflater mInflater;
     private final ContentResolver mResolver;
     private final SelectSyncedCalendarsMultiAccountActivity mActivity;
     private final FragmentManager mFragmentManager;
     private final boolean mIsTablet;
     private CalendarColorPickerDialog mColorPickerDialog;
     private final View mView;
     private final static Runnable mStopRefreshing = new Runnable() {
         @Override
         public void run() {
             mRefresh = false;
         }
     };
     private Map<String, AuthenticatorDescription> mTypeToAuthDescription
         = new HashMap<String, AuthenticatorDescription>();
     protected AuthenticatorDescription[] mAuthDescs;

     // These track changes to the synced state of calendars
     private Map<Long, Boolean> mCalendarChanges
         = new HashMap<Long, Boolean>();
     private Map<Long, Boolean> mCalendarInitialStates
         = new HashMap<Long, Boolean>();

     // Flag for when the cursors have all been closed to ensure no race condition with queries.
     private boolean mClosedCursorsFlag;

     // This is for keeping MatrixCursor copies so that we can requery in the background.
     private Map<String, Cursor> mChildrenCursors
         = new HashMap<String, Cursor>();

     private AsyncCalendarsUpdater mCalendarsUpdater;
     // This is to keep our update tokens separate from other tokens. Since we cancel old updates
     // when a new update comes in, we'd like to leave a token space that won't be canceled.
     private static final int MIN_UPDATE_TOKEN = 1000;
     private static int mUpdateToken = MIN_UPDATE_TOKEN;
     // How long to wait between requeries of the calendars to see if anything has changed.
     private static final int REFRESH_DELAY = 5000;
     // How long to keep refreshing for
     private static final int REFRESH_DURATION = 60000;
     private static boolean mRefresh = true;

     private static String mSyncedText;
     private static String mNotSyncedText;

     // This is to keep track of whether or not multiple calendars have the same display name
     private static HashMap<String, Boolean> mIsDuplicateName = new HashMap<String, Boolean>();

     private int mColorViewTouchAreaIncrease;

     private static final String[] PROJECTION = new String[] {
       Calendars._ID,
       Calendars.ACCOUNT_NAME,
       Calendars.OWNER_ACCOUNT,
       Calendars.CALENDAR_DISPLAY_NAME,
       Calendars.CALENDAR_COLOR,
       Calendars.VISIBLE,
       Calendars.SYNC_EVENTS,
       "(" + Calendars.ACCOUNT_NAME + "=" + Calendars.OWNER_ACCOUNT + ") AS " + IS_PRIMARY,
     };
     //Keep these in sync with the projection
     private static final int ID_COLUMN = 0;
     private static final int ACCOUNT_COLUMN = 1;
     private static final int OWNER_COLUMN = 2;
     private static final int NAME_COLUMN = 3;
     private static final int COLOR_COLUMN = 4;
     private static final int SELECTED_COLUMN = 5;
     private static final int SYNCED_COLUMN = 6;
     private static final int PRIMARY_COLUMN = 7;

     private static final int TAG_ID_CALENDAR_ID = R.id.calendar;
     private static final int TAG_ID_SYNC_CHECKBOX = R.id.sync;

     private class AsyncCalendarsUpdater extends AsyncQueryHandler {

         public AsyncCalendarsUpdater(ContentResolver cr) {
             super(cr);
         }

         @Override
         protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
             if(cursor == null) {
                 return;
             }
             synchronized(mChildrenCursors) {
                 if (mClosedCursorsFlag || (mActivity != null && mActivity.isFinishing())) {
                     cursor.close();
                     return;
                 }
             }

             Cursor currentCursor = mChildrenCursors.get(cookie);
             // Check if the new cursor has the same content as our old cursor
             if (currentCursor != null) {
                 if (Utils.compareCursors(currentCursor, cursor)) {
                     cursor.close();
                     return;
                 }
             }
             // If not then make a new matrix cursor for our Map
             MatrixCursor newCursor = Utils.matrixCursorFromCursor(cursor);
             cursor.close();
             // And update our list of duplicated names
             Utils.checkForDuplicateNames(mIsDuplicateName, newCursor, NAME_COLUMN);

             mChildrenCursors.put((String)cookie, newCursor);
             try {
                 setChildrenCursor(token, newCursor);
             } catch (NullPointerException e) {
                 Log.w(TAG, "Adapter expired, try again on the next query: " + e);
             }
             // Clean up our old cursor if we had one. We have to do this after setting the new
             // cursor so that our view doesn't throw on an invalid cursor.
             if (currentCursor != null) {
                 currentCursor.close();
             }
         }
     }

     /**
      * Method for changing the sync state when a calendar's button is pressed.
      *
      * This gets called when the CheckBox for a calendar is clicked. It toggles
      * the sync state for the associated calendar and saves a change of state to
      * a hashmap. It also compares against the original value and removes any
      * changes from the hashmap if this is back at its initial state.
      */
     @Override
     public void onClick(View v) {
         long id = (Long) v.getTag(TAG_ID_CALENDAR_ID);
         boolean newState;
         boolean initialState = mCalendarInitialStates.get(id);
         if (mCalendarChanges.containsKey(id)) {
             // Negate to reflect the click
             newState = !mCalendarChanges.get(id);
         } else {
             // Negate to reflect the click
             newState = !initialState;
         }

         if (newState == initialState) {
             mCalendarChanges.remove(id);
         } else {
             mCalendarChanges.put(id, newState);
         }

         ((CheckBox) v.getTag(TAG_ID_SYNC_CHECKBOX)).setChecked(newState);
         setText(v, R.id.status, newState ? mSyncedText : mNotSyncedText);
     }

     public SelectSyncedCalendarsMultiAccountAdapter(Context context, Cursor acctsCursor,
             SelectSyncedCalendarsMultiAccountActivity act) {
         super(acctsCursor, context);
         mSyncedText = context.getString(R.string.synced);
         mNotSyncedText = context.getString(R.string.not_synced);

         mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         mResolver = context.getContentResolver();
         mActivity = act;
         mFragmentManager = act.getFragmentManager();
         mColorPickerDialog = (CalendarColorPickerDialog)
                 mFragmentManager.findFragmentByTag(COLOR_PICKER_DIALOG_TAG);
         mIsTablet = Utils.getConfigBool(context, R.bool.tablet_config);

         if (mCalendarsUpdater == null) {
             mCalendarsUpdater = new AsyncCalendarsUpdater(mResolver);
         }

         if (acctsCursor == null || acctsCursor.getCount() == 0) {
             Log.i(TAG, "SelectCalendarsAdapter: No accounts were returned!");
         }
         // Collect proper description for account types
         mAuthDescs = AccountManager.get(context).getAuthenticatorTypes();
         for (int i = 0; i < mAuthDescs.length; i++) {
             mTypeToAuthDescription.put(mAuthDescs[i].type, mAuthDescs[i]);
         }
         mView = mActivity.getExpandableListView();
         mRefresh = true;
         mClosedCursorsFlag = false;

         mColorViewTouchAreaIncrease = context.getResources()
                 .getDimensionPixelSize(R.dimen.color_view_touch_area_increase);
     }

     public void startRefreshStopDelay() {
         mRefresh = true;
         mView.postDelayed(mStopRefreshing, REFRESH_DURATION);
     }

     public void cancelRefreshStopDelay() {
         mView.removeCallbacks(mStopRefreshing);
     }

     /*
      * Write back the changes that have been made. The sync code will pick up any changes and
      * do updates on its own.
      */
     public void doSaveAction() {
         // Cancel the previous operation
         mCalendarsUpdater.cancelOperation(mUpdateToken);
         mUpdateToken++;
         // This is to allow us to do queries and updates with the same AsyncQueryHandler without
         // accidently canceling queries.
         if(mUpdateToken < MIN_UPDATE_TOKEN) {
             mUpdateToken = MIN_UPDATE_TOKEN;
         }

         Iterator<Long> changeKeys = mCalendarChanges.keySet().iterator();
         while (changeKeys.hasNext()) {
             long id = changeKeys.next();
             boolean newSynced = mCalendarChanges.get(id);

             Uri uri = ContentUris.withAppendedId(Calendars.CONTENT_URI, id);
             ContentValues values = new ContentValues();
             values.put(Calendars.VISIBLE, newSynced ? 1 : 0);
             values.put(Calendars.SYNC_EVENTS, newSynced ? 1 : 0);
             mCalendarsUpdater.startUpdate(mUpdateToken, id, uri, values, null, null);
         }
     }

     private static void setText(View view, int id, String text) {
         if (TextUtils.isEmpty(text)) {
             return;
         }
         TextView textView = (TextView) view.findViewById(id);
         textView.setText(text);
     }

     /**
      * Gets the label associated with a particular account type. If none found, return null.
      * @param accountType the type of account
      * @return a CharSequence for the label or null if one cannot be found.
      */
     protected CharSequence getLabelForType(final String accountType) {
         CharSequence label = null;
         if (mTypeToAuthDescription.containsKey(accountType)) {
              try {
                  AuthenticatorDescription desc = mTypeToAuthDescription.get(accountType);
                  Context authContext = mActivity.createPackageContext(desc.packageName, 0);
                  label = authContext.getResources().getText(desc.labelId);
              } catch (PackageManager.NameNotFoundException e) {
                  Log.w(TAG, "No label for account type " + ", type " + accountType);
              }
         }
         return label;
     }

     @Override
     protected void bindChildView(View view, Context context, Cursor cursor, boolean isLastChild) {
         final long id = cursor.getLong(ID_COLUMN);
         String name = cursor.getString(NAME_COLUMN);
         String owner = cursor.getString(OWNER_COLUMN);
         int color = Utils.getDisplayColorFromColor(cursor.getInt(COLOR_COLUMN));

         final View colorSquare = view.findViewById(R.id.color);
         colorSquare.setBackgroundColor(color);
         final View delegateParent = (View) colorSquare.getParent();
         delegateParent.post(new Runnable() {

             @Override
             public void run() {
                 final Rect r = new Rect();
                 colorSquare.getHitRect(r);
                 r.top -= mColorViewTouchAreaIncrease;
                 r.bottom += mColorViewTouchAreaIncrease;
                 r.left -= mColorViewTouchAreaIncrease;
                 r.right += mColorViewTouchAreaIncrease;
                 delegateParent.setTouchDelegate(new TouchDelegate(r, colorSquare));
             }
         });
         colorSquare.setOnClickListener(new OnClickListener() {

             @Override
             public void onClick(View v) {
                 if (mColorPickerDialog == null) {
                     mColorPickerDialog = CalendarColorPickerDialog.newInstance(id, mIsTablet);
                 } else {
                     mColorPickerDialog.setCalendarId(id);
                 }
                 mFragmentManager.executePendingTransactions();
                 if (!mColorPickerDialog.isAdded()) {
                     mColorPickerDialog.show(mFragmentManager, COLOR_PICKER_DIALOG_TAG);
                 }
             }
         });
         if (mIsDuplicateName.containsKey(name) && mIsDuplicateName.get(name) &&
                 !name.equalsIgnoreCase(owner)) {
             name = new StringBuilder(name)
                     .append(Utils.OPEN_EMAIL_MARKER)
                     .append(owner)
                     .append(Utils.CLOSE_EMAIL_MARKER)
                     .toString();
         }
         setText(view, R.id.calendar, name);

         // First see if the user has already changed the state of this calendar
         Boolean sync = mCalendarChanges.get(id);
         if (sync == null) {
             sync = cursor.getInt(SYNCED_COLUMN) == 1;
             mCalendarInitialStates.put(id, sync);
         }

         CheckBox button = (CheckBox) view.findViewById(R.id.sync);
         button.setChecked(sync);
         setText(view, R.id.status, sync ? mSyncedText : mNotSyncedText);

         view.setTag(TAG_ID_CALENDAR_ID, id);
         view.setTag(TAG_ID_SYNC_CHECKBOX, button);
         view.setOnClickListener(this);
     }

     @Override
     protected void bindGroupView(View view, Context context, Cursor cursor, boolean isExpanded) {
         int accountColumn = cursor.getColumnIndexOrThrow(Calendars.ACCOUNT_NAME);
         int accountTypeColumn = cursor.getColumnIndexOrThrow(Calendars.ACCOUNT_TYPE);
         String account = cursor.getString(accountColumn);
         String accountType = cursor.getString(accountTypeColumn);
         CharSequence accountLabel = getLabelForType(accountType);
         setText(view, R.id.account, account);
         if (accountLabel != null) {
             setText(view, R.id.account_type, accountLabel.toString());
         }
     }

     @Override
     protected Cursor getChildrenCursor(Cursor groupCursor) {
         int accountColumn = groupCursor.getColumnIndexOrThrow(Calendars.ACCOUNT_NAME);
         int accountTypeColumn = groupCursor.getColumnIndexOrThrow(Calendars.ACCOUNT_TYPE);
         String account = groupCursor.getString(accountColumn);
         String accountType = groupCursor.getString(accountTypeColumn);
         //Get all the calendars for just this account.
         Cursor childCursor = mChildrenCursors.get(accountType + "#" + account);
         new RefreshCalendars(groupCursor.getPosition(), account, accountType).run();
         return childCursor;
     }

     @Override
     protected View newChildView(Context context, Cursor cursor, boolean isLastChild,
             ViewGroup parent) {
         return mInflater.inflate(R.layout.calendar_sync_item, parent, false);
     }

     @Override
     protected View newGroupView(Context context, Cursor cursor, boolean isExpanded,
             ViewGroup parent) {
         return mInflater.inflate(R.layout.account_item, parent, false);
     }

     public void closeChildrenCursors() {
         synchronized (mChildrenCursors) {
             for (String key : mChildrenCursors.keySet()) {
                 Cursor cursor = mChildrenCursors.get(key);
                 if (!cursor.isClosed()) {
                     cursor.close();
                 }
             }
             mChildrenCursors.clear();
             mClosedCursorsFlag = true;
         }
     }

     private class RefreshCalendars implements Runnable {

         int mToken;
         String mAccount;
         String mAccountType;

         public RefreshCalendars(int token, String account, String accountType) {
             mToken = token;
             mAccount = account;
             mAccountType = accountType;
         }

         @Override
         public void run() {
             mCalendarsUpdater.cancelOperation(mToken);
             // Set up a refresh for some point in the future if we haven't stopped updates yet
             if(mRefresh) {
                 mView.postDelayed(new RefreshCalendars(mToken, mAccount, mAccountType),
                         REFRESH_DELAY);
             }
             mCalendarsUpdater.startQuery(mToken,
                     mAccountType + "#" + mAccount,
                     Calendars.CONTENT_URI, PROJECTION,
                     ACCOUNT_SELECTION,
                     new String[] { mAccount, mAccountType } /*selectionArgs*/,
                     CALENDARS_ORDERBY);
         }
     }
 }
	/*
	* 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.calendar.selectcalendars;

	import android.accounts.AccountManager;
	import android.accounts.AuthenticatorDescription;
	import android.app.FragmentManager;
	import android.content.AsyncQueryHandler;
	import android.content.ContentResolver;
	import android.content.ContentUris;
	import android.content.ContentValues;
	import android.content.Context;
	import android.content.pm.PackageManager;
	import android.database.Cursor;
	import android.database.MatrixCursor;
	import android.graphics.Rect;
	import android.net.Uri;
	import android.provider.CalendarContract.Calendars;
	import android.text.TextUtils;
	import android.util.Log;
	import android.view.LayoutInflater;
	import android.view.TouchDelegate;
	import android.view.View;
	import android.view.View.OnClickListener;
	import android.view.ViewGroup;
	import android.widget.CheckBox;
	import android.widget.CursorTreeAdapter;
	import android.widget.TextView;

	import com.android.calendar.CalendarColorPickerDialog;
	import com.android.calendar.R;
	import com.android.calendar.Utils;

	import java.util.HashMap;
	import java.util.Iterator;
	import java.util.Map;

	public class SelectSyncedCalendarsMultiAccountAdapter extends CursorTreeAdapter implements
	View.OnClickListener {

	private static final String TAG = "Calendar";
	private static final String COLOR_PICKER_DIALOG_TAG = "ColorPickerDialog";

	private static final String IS_PRIMARY = "\"primary\"";
	private static final String CALENDARS_ORDERBY = IS_PRIMARY + " DESC,"
	+ Calendars.CALENDAR_DISPLAY_NAME + " COLLATE NOCASE";
	private static final String ACCOUNT_SELECTION = Calendars.ACCOUNT_NAME + "=?"
	+ " AND " + Calendars.ACCOUNT_TYPE + "=?";

	private final LayoutInflater mInflater;
	private final ContentResolver mResolver;
	private final SelectSyncedCalendarsMultiAccountActivity mActivity;
	private final FragmentManager mFragmentManager;
	private final boolean mIsTablet;
	private CalendarColorPickerDialog mColorPickerDialog;
	private final View mView;
	private final static Runnable mStopRefreshing = new Runnable() {
	@Override
	public void run() {
	mRefresh = false;
	}
	};
	private Map<String, AuthenticatorDescription> mTypeToAuthDescription
	= new HashMap<String, AuthenticatorDescription>();
	protected AuthenticatorDescription[] mAuthDescs;

	// These track changes to the synced state of calendars
	private Map<Long, Boolean> mCalendarChanges
	= new HashMap<Long, Boolean>();
	private Map<Long, Boolean> mCalendarInitialStates
	= new HashMap<Long, Boolean>();

	// Flag for when the cursors have all been closed to ensure no race condition with queries.
	private boolean mClosedCursorsFlag;

	// This is for keeping MatrixCursor copies so that we can requery in the background.
	private Map<String, Cursor> mChildrenCursors
	= new HashMap<String, Cursor>();

	private AsyncCalendarsUpdater mCalendarsUpdater;
	// This is to keep our update tokens separate from other tokens. Since we cancel old updates
	// when a new update comes in, we'd like to leave a token space that won't be canceled.
	private static final int MIN_UPDATE_TOKEN = 1000;
	private static int mUpdateToken = MIN_UPDATE_TOKEN;
	// How long to wait between requeries of the calendars to see if anything has changed.
	private static final int REFRESH_DELAY = 5000;
	// How long to keep refreshing for
	private static final int REFRESH_DURATION = 60000;
	private static boolean mRefresh = true;

	private static String mSyncedText;
	private static String mNotSyncedText;

	// This is to keep track of whether or not multiple calendars have the same display name
	private static HashMap<String, Boolean> mIsDuplicateName = new HashMap<String, Boolean>();

	private int mColorViewTouchAreaIncrease;

	private static final String[] PROJECTION = new String[] {
	Calendars._ID,
	Calendars.ACCOUNT_NAME,
	Calendars.OWNER_ACCOUNT,
	Calendars.CALENDAR_DISPLAY_NAME,
	Calendars.CALENDAR_COLOR,
	Calendars.VISIBLE,
	Calendars.SYNC_EVENTS,
	"(" + Calendars.ACCOUNT_NAME + "=" + Calendars.OWNER_ACCOUNT + ") AS " + IS_PRIMARY,
	};
	//Keep these in sync with the projection
	private static final int ID_COLUMN = 0;
	private static final int ACCOUNT_COLUMN = 1;
	private static final int OWNER_COLUMN = 2;
	private static final int NAME_COLUMN = 3;
	private static final int COLOR_COLUMN = 4;
	private static final int SELECTED_COLUMN = 5;
	private static final int SYNCED_COLUMN = 6;
	private static final int PRIMARY_COLUMN = 7;

	private static final int TAG_ID_CALENDAR_ID = R.id.calendar;
	private static final int TAG_ID_SYNC_CHECKBOX = R.id.sync;

	private class AsyncCalendarsUpdater extends AsyncQueryHandler {

	public AsyncCalendarsUpdater(ContentResolver cr) {
	super(cr);
	}

	@Override
	protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
	if(cursor == null) {
	return;
	}
	synchronized(mChildrenCursors) {
	if (mClosedCursorsFlag \|\| (mActivity != null && mActivity.isFinishing())) {
	cursor.close();
	return;
	}
	}

	Cursor currentCursor = mChildrenCursors.get(cookie);
	// Check if the new cursor has the same content as our old cursor
	if (currentCursor != null) {
	if (Utils.compareCursors(currentCursor, cursor)) {
	cursor.close();
	return;
	}
	}
	// If not then make a new matrix cursor for our Map
	MatrixCursor newCursor = Utils.matrixCursorFromCursor(cursor);
	cursor.close();
	// And update our list of duplicated names
	Utils.checkForDuplicateNames(mIsDuplicateName, newCursor, NAME_COLUMN);

	mChildrenCursors.put((String)cookie, newCursor);
	try {
	setChildrenCursor(token, newCursor);
	} catch (NullPointerException e) {
	Log.w(TAG, "Adapter expired, try again on the next query: " + e);
	}
	// Clean up our old cursor if we had one. We have to do this after setting the new
	// cursor so that our view doesn't throw on an invalid cursor.
	if (currentCursor != null) {
	currentCursor.close();
	}
	}
	}

	/**
	* Method for changing the sync state when a calendar's button is pressed.
	*
	* This gets called when the CheckBox for a calendar is clicked. It toggles
	* the sync state for the associated calendar and saves a change of state to
	* a hashmap. It also compares against the original value and removes any
	* changes from the hashmap if this is back at its initial state.
	*/
	@Override
	public void onClick(View v) {
	long id = (Long) v.getTag(TAG_ID_CALENDAR_ID);
	boolean newState;
	boolean initialState = mCalendarInitialStates.get(id);
	if (mCalendarChanges.containsKey(id)) {
	// Negate to reflect the click
	newState = !mCalendarChanges.get(id);
	} else {
	// Negate to reflect the click
	newState = !initialState;
	}

	if (newState == initialState) {
	mCalendarChanges.remove(id);
	} else {
	mCalendarChanges.put(id, newState);
	}

	((CheckBox) v.getTag(TAG_ID_SYNC_CHECKBOX)).setChecked(newState);
	setText(v, R.id.status, newState ? mSyncedText : mNotSyncedText);
	}

	public SelectSyncedCalendarsMultiAccountAdapter(Context context, Cursor acctsCursor,
	SelectSyncedCalendarsMultiAccountActivity act) {
	super(acctsCursor, context);
	mSyncedText = context.getString(R.string.synced);
	mNotSyncedText = context.getString(R.string.not_synced);

	mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
	mResolver = context.getContentResolver();
	mActivity = act;
	mFragmentManager = act.getFragmentManager();
	mColorPickerDialog = (CalendarColorPickerDialog)
	mFragmentManager.findFragmentByTag(COLOR_PICKER_DIALOG_TAG);
	mIsTablet = Utils.getConfigBool(context, R.bool.tablet_config);

	if (mCalendarsUpdater == null) {
	mCalendarsUpdater = new AsyncCalendarsUpdater(mResolver);
	}

	if (acctsCursor == null \|\| acctsCursor.getCount() == 0) {
	Log.i(TAG, "SelectCalendarsAdapter: No accounts were returned!");
	}
	// Collect proper description for account types
	mAuthDescs = AccountManager.get(context).getAuthenticatorTypes();
	for (int i = 0; i < mAuthDescs.length; i++) {
	mTypeToAuthDescription.put(mAuthDescs[i].type, mAuthDescs[i]);
	}
	mView = mActivity.getExpandableListView();
	mRefresh = true;
	mClosedCursorsFlag = false;

	mColorViewTouchAreaIncrease = context.getResources()
	.getDimensionPixelSize(R.dimen.color_view_touch_area_increase);
	}

	public void startRefreshStopDelay() {
	mRefresh = true;
	mView.postDelayed(mStopRefreshing, REFRESH_DURATION);
	}

	public void cancelRefreshStopDelay() {
	mView.removeCallbacks(mStopRefreshing);
	}

	/*
	* Write back the changes that have been made. The sync code will pick up any changes and
	* do updates on its own.
	*/
	public void doSaveAction() {
	// Cancel the previous operation
	mCalendarsUpdater.cancelOperation(mUpdateToken);
	mUpdateToken++;
	// This is to allow us to do queries and updates with the same AsyncQueryHandler without
	// accidently canceling queries.
	if(mUpdateToken < MIN_UPDATE_TOKEN) {
	mUpdateToken = MIN_UPDATE_TOKEN;
	}

	Iterator<Long> changeKeys = mCalendarChanges.keySet().iterator();
	while (changeKeys.hasNext()) {
	long id = changeKeys.next();
	boolean newSynced = mCalendarChanges.get(id);

	Uri uri = ContentUris.withAppendedId(Calendars.CONTENT_URI, id);
	ContentValues values = new ContentValues();
	values.put(Calendars.VISIBLE, newSynced ? 1 : 0);
	values.put(Calendars.SYNC_EVENTS, newSynced ? 1 : 0);
	mCalendarsUpdater.startUpdate(mUpdateToken, id, uri, values, null, null);
	}
	}

	private static void setText(View view, int id, String text) {
	if (TextUtils.isEmpty(text)) {
	return;
	}
	TextView textView = (TextView) view.findViewById(id);
	textView.setText(text);
	}

	/**
	* Gets the label associated with a particular account type. If none found, return null.
	* @param accountType the type of account
	* @return a CharSequence for the label or null if one cannot be found.
	*/
	protected CharSequence getLabelForType(final String accountType) {
	CharSequence label = null;
	if (mTypeToAuthDescription.containsKey(accountType)) {
	try {
	AuthenticatorDescription desc = mTypeToAuthDescription.get(accountType);
	Context authContext = mActivity.createPackageContext(desc.packageName, 0);
	label = authContext.getResources().getText(desc.labelId);
	} catch (PackageManager.NameNotFoundException e) {
	Log.w(TAG, "No label for account type " + ", type " + accountType);
	}
	}
	return label;
	}

	@Override
	protected void bindChildView(View view, Context context, Cursor cursor, boolean isLastChild) {
	final long id = cursor.getLong(ID_COLUMN);
	String name = cursor.getString(NAME_COLUMN);
	String owner = cursor.getString(OWNER_COLUMN);
	int color = Utils.getDisplayColorFromColor(cursor.getInt(COLOR_COLUMN));

	final View colorSquare = view.findViewById(R.id.color);
	colorSquare.setBackgroundColor(color);
	final View delegateParent = (View) colorSquare.getParent();
	delegateParent.post(new Runnable() {

	@Override
	public void run() {
	final Rect r = new Rect();
	colorSquare.getHitRect(r);
	r.top -= mColorViewTouchAreaIncrease;
	r.bottom += mColorViewTouchAreaIncrease;
	r.left -= mColorViewTouchAreaIncrease;
	r.right += mColorViewTouchAreaIncrease;
	delegateParent.setTouchDelegate(new TouchDelegate(r, colorSquare));
	}
	});
	colorSquare.setOnClickListener(new OnClickListener() {

	@Override
	public void onClick(View v) {
	if (mColorPickerDialog == null) {
	mColorPickerDialog = CalendarColorPickerDialog.newInstance(id, mIsTablet);
	} else {
	mColorPickerDialog.setCalendarId(id);
	}
	mFragmentManager.executePendingTransactions();
	if (!mColorPickerDialog.isAdded()) {
	mColorPickerDialog.show(mFragmentManager, COLOR_PICKER_DIALOG_TAG);
	}
	}
	});
	if (mIsDuplicateName.containsKey(name) && mIsDuplicateName.get(name) &&
	!name.equalsIgnoreCase(owner)) {
	name = new StringBuilder(name)
	.append(Utils.OPEN_EMAIL_MARKER)
	.append(owner)
	.append(Utils.CLOSE_EMAIL_MARKER)
	.toString();
	}
	setText(view, R.id.calendar, name);

	// First see if the user has already changed the state of this calendar
	Boolean sync = mCalendarChanges.get(id);
	if (sync == null) {
	sync = cursor.getInt(SYNCED_COLUMN) == 1;
	mCalendarInitialStates.put(id, sync);
	}

	CheckBox button = (CheckBox) view.findViewById(R.id.sync);
	button.setChecked(sync);
	setText(view, R.id.status, sync ? mSyncedText : mNotSyncedText);

	view.setTag(TAG_ID_CALENDAR_ID, id);
	view.setTag(TAG_ID_SYNC_CHECKBOX, button);
	view.setOnClickListener(this);
	}

	@Override
	protected void bindGroupView(View view, Context context, Cursor cursor, boolean isExpanded) {
	int accountColumn = cursor.getColumnIndexOrThrow(Calendars.ACCOUNT_NAME);
	int accountTypeColumn = cursor.getColumnIndexOrThrow(Calendars.ACCOUNT_TYPE);
	String account = cursor.getString(accountColumn);
	String accountType = cursor.getString(accountTypeColumn);
	CharSequence accountLabel = getLabelForType(accountType);
	setText(view, R.id.account, account);
	if (accountLabel != null) {
	setText(view, R.id.account_type, accountLabel.toString());
	}
	}

	@Override
	protected Cursor getChildrenCursor(Cursor groupCursor) {
	int accountColumn = groupCursor.getColumnIndexOrThrow(Calendars.ACCOUNT_NAME);
	int accountTypeColumn = groupCursor.getColumnIndexOrThrow(Calendars.ACCOUNT_TYPE);
	String account = groupCursor.getString(accountColumn);
	String accountType = groupCursor.getString(accountTypeColumn);
	//Get all the calendars for just this account.
	Cursor childCursor = mChildrenCursors.get(accountType + "#" + account);
	new RefreshCalendars(groupCursor.getPosition(), account, accountType).run();
	return childCursor;
	}

	@Override
	protected View newChildView(Context context, Cursor cursor, boolean isLastChild,
	ViewGroup parent) {
	return mInflater.inflate(R.layout.calendar_sync_item, parent, false);
	}

	@Override
	protected View newGroupView(Context context, Cursor cursor, boolean isExpanded,
	ViewGroup parent) {
	return mInflater.inflate(R.layout.account_item, parent, false);
	}

	public void closeChildrenCursors() {
	synchronized (mChildrenCursors) {
	for (String key : mChildrenCursors.keySet()) {
	Cursor cursor = mChildrenCursors.get(key);
	if (!cursor.isClosed()) {
	cursor.close();
	}
	}
	mChildrenCursors.clear();
	mClosedCursorsFlag = true;
	}
	}

	private class RefreshCalendars implements Runnable {

	int mToken;
	String mAccount;
	String mAccountType;

	public RefreshCalendars(int token, String account, String accountType) {
	mToken = token;
	mAccount = account;
	mAccountType = accountType;
	}

	@Override
	public void run() {
	mCalendarsUpdater.cancelOperation(mToken);
	// Set up a refresh for some point in the future if we haven't stopped updates yet
	if(mRefresh) {
	mView.postDelayed(new RefreshCalendars(mToken, mAccount, mAccountType),
	REFRESH_DELAY);
	}
	mCalendarsUpdater.startQuery(mToken,
	mAccountType + "#" + mAccount,
	Calendars.CONTENT_URI, PROJECTION,
	ACCOUNT_SELECTION,
	new String[] { mAccount, mAccountType } /selectionArgs/,
	CALENDARS_ORDERBY);
	}
	}
	}