src/com/android/contacts/socialwidget/SocialWidgetProvider.java - platform/packages/apps/Contacts - Git at Google

 /*
  * Copyright (C) 2010 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.contacts.socialwidget;

 import android.app.PendingIntent;
 import android.appwidget.AppWidgetManager;
 import android.appwidget.AppWidgetProvider;
 import android.content.ContentUris;
 import android.content.Context;
 import android.content.Intent;
 import android.content.Loader;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.Typeface;
 import android.net.Uri;
 import android.provider.ContactsContract.StreamItems;
 import android.text.SpannableStringBuilder;
 import android.text.TextUtils;
 import android.text.style.AbsoluteSizeSpan;
 import android.text.style.StyleSpan;
 import android.util.Log;
 import android.util.SparseArray;
 import android.view.View;
 import android.widget.RemoteViews;

 import com.android.contacts.R;
 import com.android.contacts.model.AccountTypeManager;
 import com.android.contacts.model.Contact;
 import com.android.contacts.model.ContactLoader;
 import com.android.contacts.model.account.AccountType;
 import com.android.contacts.quickcontact.QuickContactBroadcastReceiver;
 import com.android.contacts.util.ContactBadgeUtil;
 import com.android.contacts.util.HtmlUtils;
 import com.android.contacts.util.StreamItemEntry;

 import java.util.List;

 public class SocialWidgetProvider extends AppWidgetProvider {
     private static final String TAG = "SocialWidgetProvider";

     /**
      * Max length of a snippet that is considered "short" and displayed in
      * a separate line.
      */
     private static final int SHORT_SNIPPET_LENGTH = 48;

     private static SparseArray<ContactLoader> sLoaders = new SparseArray<ContactLoader>();

     @Override
     public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
         for (int appWidgetId : appWidgetIds) {
             Log.d(TAG, "onUpdate called for " + appWidgetId);
         }

         for (int appWidgetId : appWidgetIds) {
             loadWidgetData(context, appWidgetManager, appWidgetId, false);
         }
     }

     @Override
     public void onDeleted(Context context, int[] appWidgetIds) {
         for (int appWidgetId : appWidgetIds) {
             ContactLoader loader = sLoaders.get(appWidgetId);
             if (loader != null) {
                 Log.d(TAG, "Stopping loader for widget with id=" + appWidgetId);
                 loader.reset();
                 sLoaders.delete(appWidgetId);
             }
         }
         SocialWidgetSettings.getInstance().remove(context, appWidgetIds);
     }

     public static void loadWidgetData(final Context context,
             final AppWidgetManager appWidgetManager, final int widgetId, boolean forceLoad) {
         ContactLoader previousLoader = sLoaders.get(widgetId);

         if (previousLoader != null && !forceLoad) {
             previousLoader.startLoading();
             return;
         }

         if (previousLoader != null) {
             previousLoader.reset();
         }

         // Show that we are loading
         final RemoteViews loadingViews =
                 new RemoteViews(context.getPackageName(), R.layout.social_widget);
         loadingViews.setTextViewText(R.id.name,
                 context.getString(R.string.social_widget_loading));
         loadingViews.setViewVisibility(R.id.name, View.VISIBLE);
         loadingViews.setViewVisibility(R.id.name_and_snippet, View.GONE);
         appWidgetManager.updateAppWidget(widgetId, loadingViews);

         // Load
         final Uri contactUri =
                 SocialWidgetSettings.getInstance().getContactUri(context, widgetId);
         if (contactUri == null) {
             // Not yet set-up (this can happen while the Configuration activity is visible)
             return;
         }
         final ContactLoader contactLoader = new ContactLoader(context, contactUri, false, true,
                 false, true, false);
         contactLoader.registerListener(0,
                 new ContactLoader.OnLoadCompleteListener<Contact>() {
                     @Override
                     public void onLoadComplete(Loader<Contact> loader,
                             Contact contactData) {
                         bindRemoteViews(context, widgetId, appWidgetManager, contactData);
                     }
                 });
         contactLoader.startLoading();
         sLoaders.append(widgetId, contactLoader);
     }

     private static void bindRemoteViews(final Context context, final int widgetId,
             final AppWidgetManager widgetManager, Contact contactData) {
         Log.d(TAG, "Loaded " + contactData.getLookupKey()
                 + " for widget with id=" + widgetId);
         final RemoteViews views = new RemoteViews(context.getPackageName(),
                 R.layout.social_widget);

         if (!contactData.isLoaded()) {
             setDisplayNameAndSnippet(context, views,
                     context.getString(R.string.invalidContactMessage), null, null, null);
             setPhoto(views, ContactBadgeUtil.loadDefaultAvatarPhoto(context, false, false));
         } else {
             byte[] photo = contactData.getPhotoBinaryData();
             setPhoto(views, photo != null
                     ? BitmapFactory.decodeByteArray(photo, 0, photo.length)
                             : ContactBadgeUtil.loadDefaultAvatarPhoto(context, false, false));

             // TODO: Rotate between all the stream items?

             final Intent intent = new Intent(context, QuickContactBroadcastReceiver.class);
             intent.setData(contactData.getLookupUri());
             final PendingIntent pendingIntent = PendingIntent.getBroadcast(
                     context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
             views.setOnClickPendingIntent(R.id.border, pendingIntent);

             setDisplayNameAndSnippet(context, views, contactData.getDisplayName(),
                     contactData.getPhoneticName(), contactData.getStreamItems(), pendingIntent);
         }

         // Configure UI
         widgetManager.updateAppWidget(widgetId, views);
     }


     private static void setPhoto(RemoteViews views, Bitmap photo) {
         views.setImageViewBitmap(R.id.image, photo);
     }

     /**
      * Set the display name, phonetic name and the social snippet.
      */
     private static void setDisplayNameAndSnippet(Context context, RemoteViews views,
             CharSequence displayName, CharSequence phoneticName,
             List<StreamItemEntry> streamItems, PendingIntent defaultIntent) {
         SpannableStringBuilder sb = new SpannableStringBuilder();

         CharSequence name = displayName;
         // If there is no display name, use the default missing name string
         if (TextUtils.isEmpty(name)) {
             name = context.getString(R.string.missing_name);
         }
         if (!TextUtils.isEmpty(phoneticName)) {
             name = context.getString(R.string.widget_name_and_phonetic,
                     name, phoneticName);
         }
         sb.append(name);

         AbsoluteSizeSpan sizeSpan = new AbsoluteSizeSpan(
                 context.getResources().getDimensionPixelSize(R.dimen.widget_text_size_name));
         StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
         sb.setSpan(sizeSpan, 0, name.length(), 0);
         sb.setSpan(styleSpan, 0, name.length(), 0);

         if (streamItems == null || streamItems.isEmpty()) {
             views.setTextViewText(R.id.name, sb);
             views.setViewVisibility(R.id.name, View.VISIBLE);
             views.setViewVisibility(R.id.name_and_snippet, View.GONE);
             // Don't set a pending intent if the intent is null, otherwise the system will try
             // to write the null intent to a Parcel.
             if (defaultIntent != null) {
                 views.setOnClickPendingIntent(R.id.widget_container, defaultIntent);
             }
         } else {
             // TODO: Rotate between all the stream items?
             StreamItemEntry streamItem = streamItems.get(0);
             CharSequence status = HtmlUtils.fromHtml(context, streamItem.getText());
             if (status == null) {
               status = "";
             }
             if (status.length() <= SHORT_SNIPPET_LENGTH) {
                 sb.append("\n");
             } else {
                 sb.append("  ");
             }
             sb.append(status);
             views.setTextViewText(R.id.name_and_snippet, sb);
             views.setViewVisibility(R.id.name, View.GONE);
             views.setViewVisibility(R.id.name_and_snippet, View.VISIBLE);
             final AccountTypeManager manager = AccountTypeManager.getInstance(context);
             final AccountType accountType =
                     manager.getAccountType(streamItem.getAccountType(), streamItem.getDataSet());
             if (accountType.getViewStreamItemActivity() != null) {
                 final Uri uri = ContentUris.withAppendedId(StreamItems.CONTENT_URI,
                         streamItem.getId());
                 final Intent intent = new Intent(Intent.ACTION_VIEW, uri);
                 intent.setClassName(accountType.syncAdapterPackageName,
                         accountType.getViewStreamItemActivity());
                 views.setOnClickPendingIntent(R.id.name_and_snippet_container,
                         PendingIntent.getActivity(context, 0, intent, 0));
             }
         }
     }
 }
	/*
	* Copyright (C) 2010 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.contacts.socialwidget;

	import android.app.PendingIntent;
	import android.appwidget.AppWidgetManager;
	import android.appwidget.AppWidgetProvider;
	import android.content.ContentUris;
	import android.content.Context;
	import android.content.Intent;
	import android.content.Loader;
	import android.graphics.Bitmap;
	import android.graphics.BitmapFactory;
	import android.graphics.Typeface;
	import android.net.Uri;
	import android.provider.ContactsContract.StreamItems;
	import android.text.SpannableStringBuilder;
	import android.text.TextUtils;
	import android.text.style.AbsoluteSizeSpan;
	import android.text.style.StyleSpan;
	import android.util.Log;
	import android.util.SparseArray;
	import android.view.View;
	import android.widget.RemoteViews;

	import com.android.contacts.R;
	import com.android.contacts.model.AccountTypeManager;
	import com.android.contacts.model.Contact;
	import com.android.contacts.model.ContactLoader;
	import com.android.contacts.model.account.AccountType;
	import com.android.contacts.quickcontact.QuickContactBroadcastReceiver;
	import com.android.contacts.util.ContactBadgeUtil;
	import com.android.contacts.util.HtmlUtils;
	import com.android.contacts.util.StreamItemEntry;

	import java.util.List;

	public class SocialWidgetProvider extends AppWidgetProvider {
	private static final String TAG = "SocialWidgetProvider";

	/**
	* Max length of a snippet that is considered "short" and displayed in
	* a separate line.
	*/
	private static final int SHORT_SNIPPET_LENGTH = 48;

	private static SparseArray<ContactLoader> sLoaders = new SparseArray<ContactLoader>();

	@Override
	public void onUpdate(Context context, AppWidgetManager appWidgetManager, int[] appWidgetIds) {
	for (int appWidgetId : appWidgetIds) {
	Log.d(TAG, "onUpdate called for " + appWidgetId);
	}

	for (int appWidgetId : appWidgetIds) {
	loadWidgetData(context, appWidgetManager, appWidgetId, false);
	}
	}

	@Override
	public void onDeleted(Context context, int[] appWidgetIds) {
	for (int appWidgetId : appWidgetIds) {
	ContactLoader loader = sLoaders.get(appWidgetId);
	if (loader != null) {
	Log.d(TAG, "Stopping loader for widget with id=" + appWidgetId);
	loader.reset();
	sLoaders.delete(appWidgetId);
	}
	}
	SocialWidgetSettings.getInstance().remove(context, appWidgetIds);
	}

	public static void loadWidgetData(final Context context,
	final AppWidgetManager appWidgetManager, final int widgetId, boolean forceLoad) {
	ContactLoader previousLoader = sLoaders.get(widgetId);

	if (previousLoader != null && !forceLoad) {
	previousLoader.startLoading();
	return;
	}

	if (previousLoader != null) {
	previousLoader.reset();
	}

	// Show that we are loading
	final RemoteViews loadingViews =
	new RemoteViews(context.getPackageName(), R.layout.social_widget);
	loadingViews.setTextViewText(R.id.name,
	context.getString(R.string.social_widget_loading));
	loadingViews.setViewVisibility(R.id.name, View.VISIBLE);
	loadingViews.setViewVisibility(R.id.name_and_snippet, View.GONE);
	appWidgetManager.updateAppWidget(widgetId, loadingViews);

	// Load
	final Uri contactUri =
	SocialWidgetSettings.getInstance().getContactUri(context, widgetId);
	if (contactUri == null) {
	// Not yet set-up (this can happen while the Configuration activity is visible)
	return;
	}
	final ContactLoader contactLoader = new ContactLoader(context, contactUri, false, true,
	false, true, false);
	contactLoader.registerListener(0,
	new ContactLoader.OnLoadCompleteListener<Contact>() {
	@Override
	public void onLoadComplete(Loader<Contact> loader,
	Contact contactData) {
	bindRemoteViews(context, widgetId, appWidgetManager, contactData);
	}
	});
	contactLoader.startLoading();
	sLoaders.append(widgetId, contactLoader);
	}

	private static void bindRemoteViews(final Context context, final int widgetId,
	final AppWidgetManager widgetManager, Contact contactData) {
	Log.d(TAG, "Loaded " + contactData.getLookupKey()
	+ " for widget with id=" + widgetId);
	final RemoteViews views = new RemoteViews(context.getPackageName(),
	R.layout.social_widget);

	if (!contactData.isLoaded()) {
	setDisplayNameAndSnippet(context, views,
	context.getString(R.string.invalidContactMessage), null, null, null);
	setPhoto(views, ContactBadgeUtil.loadDefaultAvatarPhoto(context, false, false));
	} else {
	byte[] photo = contactData.getPhotoBinaryData();
	setPhoto(views, photo != null
	? BitmapFactory.decodeByteArray(photo, 0, photo.length)
	: ContactBadgeUtil.loadDefaultAvatarPhoto(context, false, false));

	// TODO: Rotate between all the stream items?

	final Intent intent = new Intent(context, QuickContactBroadcastReceiver.class);
	intent.setData(contactData.getLookupUri());
	final PendingIntent pendingIntent = PendingIntent.getBroadcast(
	context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
	views.setOnClickPendingIntent(R.id.border, pendingIntent);

	setDisplayNameAndSnippet(context, views, contactData.getDisplayName(),
	contactData.getPhoneticName(), contactData.getStreamItems(), pendingIntent);
	}

	// Configure UI
	widgetManager.updateAppWidget(widgetId, views);
	}


	private static void setPhoto(RemoteViews views, Bitmap photo) {
	views.setImageViewBitmap(R.id.image, photo);
	}

	/**
	* Set the display name, phonetic name and the social snippet.
	*/
	private static void setDisplayNameAndSnippet(Context context, RemoteViews views,
	CharSequence displayName, CharSequence phoneticName,
	List<StreamItemEntry> streamItems, PendingIntent defaultIntent) {
	SpannableStringBuilder sb = new SpannableStringBuilder();

	CharSequence name = displayName;
	// If there is no display name, use the default missing name string
	if (TextUtils.isEmpty(name)) {
	name = context.getString(R.string.missing_name);
	}
	if (!TextUtils.isEmpty(phoneticName)) {
	name = context.getString(R.string.widget_name_and_phonetic,
	name, phoneticName);
	}
	sb.append(name);

	AbsoluteSizeSpan sizeSpan = new AbsoluteSizeSpan(
	context.getResources().getDimensionPixelSize(R.dimen.widget_text_size_name));
	StyleSpan styleSpan = new StyleSpan(Typeface.BOLD);
	sb.setSpan(sizeSpan, 0, name.length(), 0);
	sb.setSpan(styleSpan, 0, name.length(), 0);

	if (streamItems == null \|\| streamItems.isEmpty()) {
	views.setTextViewText(R.id.name, sb);
	views.setViewVisibility(R.id.name, View.VISIBLE);
	views.setViewVisibility(R.id.name_and_snippet, View.GONE);
	// Don't set a pending intent if the intent is null, otherwise the system will try
	// to write the null intent to a Parcel.
	if (defaultIntent != null) {
	views.setOnClickPendingIntent(R.id.widget_container, defaultIntent);
	}
	} else {
	// TODO: Rotate between all the stream items?
	StreamItemEntry streamItem = streamItems.get(0);
	CharSequence status = HtmlUtils.fromHtml(context, streamItem.getText());
	if (status == null) {
	status = "";
	}
	if (status.length() <= SHORT_SNIPPET_LENGTH) {
	sb.append("\n");
	} else {
	sb.append(" ");
	}
	sb.append(status);
	views.setTextViewText(R.id.name_and_snippet, sb);
	views.setViewVisibility(R.id.name, View.GONE);
	views.setViewVisibility(R.id.name_and_snippet, View.VISIBLE);
	final AccountTypeManager manager = AccountTypeManager.getInstance(context);
	final AccountType accountType =
	manager.getAccountType(streamItem.getAccountType(), streamItem.getDataSet());
	if (accountType.getViewStreamItemActivity() != null) {
	final Uri uri = ContentUris.withAppendedId(StreamItems.CONTENT_URI,
	streamItem.getId());
	final Intent intent = new Intent(Intent.ACTION_VIEW, uri);
	intent.setClassName(accountType.syncAdapterPackageName,
	accountType.getViewStreamItemActivity());
	views.setOnClickPendingIntent(R.id.name_and_snippet_container,
	PendingIntent.getActivity(context, 0, intent, 0));
	}
	}
	}
	}