Merge "fix bug 2264186: clean up the outstanding async queries in ContactHeaderWidget." into eclair (495bae67) · Commits · e / os / android_frameworks_base

core/java/com/android/internal/widget/ContactHeaderWidget.java

+74 −21

Original line number	Diff line number	Diff line
		@@ -201,7 +201,7 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		mNoPhotoResource = R.drawable.ic_contact_picture_3;
		}

		mQueryHandler = new QueryHandler(mContentResolver);
		resetAsyncQueryHandler();
		}

		public void enableClickListeners() {
		@@ -237,6 +237,11 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		@Override
		protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
		try{
		if (this != mQueryHandler) {
		Log.d(TAG, "onQueryComplete: discard result, the query handler is reset!");
		return;
		}

		switch (token) {
		case TOKEN_PHOTO_QUERY: {
		//Set the photo
		@@ -263,8 +268,14 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		bindContactInfo(cursor);
		Uri lookupUri = Contacts.getLookupUri(cursor.getLong(ContactQuery._ID),
		cursor.getString(ContactQuery.LOOKUP_KEY));
		startPhotoQuery(cursor.getLong(ContactQuery.PHOTO_ID), lookupUri);
		startPhotoQuery(cursor.getLong(ContactQuery.PHOTO_ID),
		lookupUri, false /* don't reset query handler */);
		invalidate();
		} else {
		// shouldn't really happen
		setDisplayName(null, null);
		setSocialSnippet(null);
		setPhoto(loadPlaceholderPhoto(null));
		}
		break;
		}
		@@ -273,11 +284,13 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		long contactId = cursor.getLong(PHONE_LOOKUP_CONTACT_ID_COLUMN_INDEX);
		String lookupKey = cursor.getString(
		PHONE_LOOKUP_CONTACT_LOOKUP_KEY_COLUMN_INDEX);
		bindFromContactUri(Contacts.getLookupUri(contactId, lookupKey));
		bindFromContactUriInternal(Contacts.getLookupUri(contactId, lookupKey),
		false /* don't reset query handler */);
		} else {
		String phoneNumber = (String) cookie;
		setDisplayName(phoneNumber, null);
		setSocialSnippet(null);
		setPhoto(loadPlaceholderPhoto(null));
		mPhotoView.assignContactFromPhone(phoneNumber, true);
		}
		break;
		@@ -287,11 +300,13 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		long contactId = cursor.getLong(EMAIL_LOOKUP_CONTACT_ID_COLUMN_INDEX);
		String lookupKey = cursor.getString(
		EMAIL_LOOKUP_CONTACT_LOOKUP_KEY_COLUMN_INDEX);
		bindFromContactUri(Contacts.getLookupUri(contactId, lookupKey));
		bindFromContactUriInternal(Contacts.getLookupUri(contactId, lookupKey),
		false /* don't reset query handler */);
		} else {
		String emailAddress = (String) cookie;
		setDisplayName(emailAddress, null);
		setSocialSnippet(null);
		setPhoto(loadPlaceholderPhoto(null));
		mPhotoView.assignContactFromEmail(emailAddress, true);
		}
		break;
		@@ -397,22 +412,22 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		* Convenience method for binding all available data from an existing
		* contact.
		*
		* @param conatctUri a {Contacts.CONTENT_LOOKUP_URI} style URI.
		* @param contactLookupUri a {Contacts.CONTENT_LOOKUP_URI} style URI.
		*/
		public void bindFromContactLookupUri(Uri contactLookupUri) {
		mContactUri = contactLookupUri;
		startContactQuery(contactLookupUri);
		bindFromContactUriInternal(contactLookupUri, true /* reset query handler */);
		}

		/**
		* Convenience method for binding all available data from an existing
		* contact.
		*
		* @param conatctUri a {Contacts.CONTENT_URI} style URI.
		* @param contactUri a {Contacts.CONTENT_URI} style URI.
		* @param resetQueryHandler whether to use a new AsyncQueryHandler or not.
		*/
		public void bindFromContactUri(Uri contactUri) {
		private void bindFromContactUriInternal(Uri contactUri, boolean resetQueryHandler) {
		mContactUri = contactUri;
		startContactQuery(contactUri);
		startContactQuery(contactUri, resetQueryHandler);
		}

		/**
		@@ -424,6 +439,8 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		* address, one of them will be chosen to bind to.
		*/
		public void bindFromEmail(String emailAddress) {
		resetAsyncQueryHandler();

		mQueryHandler.startQuery(TOKEN_EMAIL_LOOKUP, emailAddress,
		Uri.withAppendedPath(Email.CONTENT_LOOKUP_URI, Uri.encode(emailAddress)),
		EMAIL_LOOKUP_PROJECTION, null, null, null);
		@@ -438,35 +455,71 @@ public class ContactHeaderWidget extends FrameLayout implements View.OnClickList
		* number, one of them will be chosen to bind to.
		*/
		public void bindFromPhoneNumber(String number) {
		resetAsyncQueryHandler();

		mQueryHandler.startQuery(TOKEN_PHONE_LOOKUP, number,
		Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number)),
		PHONE_LOOKUP_PROJECTION, null, null, null);
		}

		/**
		* Method to force this widget to forget everything it knows about the contact.
		* The widget isn't automatically updated or redrawn.
		* startContactQuery
		*
		* internal method to query contact by Uri.
		*
		* @param contactUri the contact uri
		* @param resetQueryHandler whether to use a new AsyncQueryHandler or not
		*/
		public void wipeClean() {
		setDisplayName(null, null);
		setPhoto(null);
		setSocialSnippet(null);
		mContactUri = null;
		mExcludeMimes = null;
		private void startContactQuery(Uri contactUri, boolean resetQueryHandler) {
		if (resetQueryHandler) {
		resetAsyncQueryHandler();
		}

		private void startContactQuery(Uri contactUri) {
		mQueryHandler.startQuery(TOKEN_CONTACT_INFO, null, contactUri, ContactQuery.COLUMNS,
		null, null, null);
		}

		protected void startPhotoQuery(long photoId, Uri lookupKey) {
		/**
		* startPhotoQuery
		*
		* internal method to query contact photo by photo id and uri.
		*
		* @param photoId the photo id.
		* @param lookupKey the lookup uri.
		* @param resetQueryHandler whether to use a new AsyncQueryHandler or not.
		*/
		protected void startPhotoQuery(long photoId, Uri lookupKey, boolean resetQueryHandler) {
		if (resetQueryHandler) {
		resetAsyncQueryHandler();
		}

		mQueryHandler.startQuery(TOKEN_PHOTO_QUERY, lookupKey,
		ContentUris.withAppendedId(Data.CONTENT_URI, photoId), PhotoQuery.COLUMNS,
		null, null, null);
		}

		/**
		* Method to force this widget to forget everything it knows about the contact.
		* We need to stop any existing async queries for phone, email, contact, and photos.
		*/
		public void wipeClean() {
		resetAsyncQueryHandler();

		setDisplayName(null, null);
		setPhoto(loadPlaceholderPhoto(null));
		setSocialSnippet(null);
		setPresence(0);
		mContactUri = null;
		mExcludeMimes = null;
		}


		private void resetAsyncQueryHandler() {
		// the api AsyncQueryHandler.cancelOperation() doesn't really work. Since we really
		// need the old async queries to be cancelled, let's do it the hard way.
		mQueryHandler = new QueryHandler(mContentResolver);
		}

		/**
		* Bind the contact details provided by the given {@link Cursor}.
		*/