Notify widgets when mailbox contents change

Bug: 6309668
Change-Id: Ibc7fff796f454e1ae4fc56a0a9282021865b4fc9
This commit is contained in:
Marc Blank 2012-05-23 13:37:33 -07:00
parent 2a5ea1af54
commit d4937049b2

View File

@ -16,6 +16,8 @@
package com.android.email.provider;
import android.appwidget.AppWidgetManager;
import android.content.ComponentName;
import android.content.ContentProvider;
import android.content.ContentProviderOperation;
import android.content.ContentProviderResult;
@ -81,6 +83,9 @@ import com.android.mail.providers.UIProvider.ConversationPriority;
import com.android.mail.providers.UIProvider.ConversationSendingState;
import com.android.mail.providers.UIProvider.DraftType;
import com.android.mail.utils.MatrixCursorWithExtra;
import com.android.mail.utils.Utils;
import com.android.mail.widget.BaseWidgetProvider;
import com.android.mail.widget.WidgetProvider;
import com.google.common.annotations.VisibleForTesting;
import java.io.File;
@ -3555,6 +3560,7 @@ outer:
notifyUI(UIPROVIDER_CONVERSATION_NOTIFIER,
EmailProvider.combinedMailboxId(Mailbox.TYPE_INBOX));
}
notifyWidgets(id);
}
private void notifyUI(Uri uri, String id) {
@ -3817,4 +3823,66 @@ outer:
}
}
}
private int[] mSavedWidgetIds = new int[0];
private ArrayList<Long> mWidgetNotifyMailboxes = new ArrayList<Long>();
private AppWidgetManager mAppWidgetManager;
private ComponentName mEmailComponent;
private void notifyWidgets(long mailboxId) {
Context context = getContext();
// Lazily initialize these
if (mAppWidgetManager == null) {
mAppWidgetManager = AppWidgetManager.getInstance(context);
mEmailComponent = new ComponentName(context, WidgetProvider.PROVIDER_NAME);
}
// See if we have to populate our array of mailboxes used in widgets
int[] widgetIds = mAppWidgetManager.getAppWidgetIds(mEmailComponent);
if (!Arrays.equals(widgetIds, mSavedWidgetIds)) {
mSavedWidgetIds = widgetIds;
String[][] widgetInfos = BaseWidgetProvider.getWidgetInfo(context, widgetIds);
// widgetInfo now has pairs of account uri/folder uri
mWidgetNotifyMailboxes.clear();
for (String[] widgetInfo: widgetInfos) {
try {
if (widgetInfo == null) continue;
long id = Long.parseLong(Uri.parse(widgetInfo[1]).getLastPathSegment());
if (!isCombinedMailbox(id)) {
// For a regular mailbox, just add it to the list
if (!mWidgetNotifyMailboxes.contains(id)) {
mWidgetNotifyMailboxes.add(id);
}
} else {
switch (getVirtualMailboxType(id)) {
// We only handle the combined inbox in widgets
case Mailbox.TYPE_INBOX:
Cursor c = query(Mailbox.CONTENT_URI, Mailbox.ID_PROJECTION,
MailboxColumns.TYPE + "=?",
new String[] {Integer.toString(Mailbox.TYPE_INBOX)}, null);
try {
while (c.moveToNext()) {
mWidgetNotifyMailboxes.add(
c.getLong(Mailbox.ID_PROJECTION_COLUMN));
}
} finally {
c.close();
}
break;
}
}
} catch (NumberFormatException e) {
// Move along
}
}
}
// If our mailbox needs to be notified, do so...
if (mWidgetNotifyMailboxes.contains(mailboxId)) {
Intent intent = new Intent(Utils.ACTION_NOTIFY_DATASET_CHANGED);
intent.putExtra(Utils.EXTRA_FOLDER_URI, uiUri("uifolder", mailboxId));
intent.setType(EMAIL_APP_MIME_TYPE);
context.sendBroadcast(intent);
}
}
}