UIProvider.java revision 73fba691b6c158f415d7d9b7ea12c472f060cb98
1/*******************************************************************************
2 *      Copyright (C) 2011 Google Inc.
3 *      Licensed to The Android Open Source Project.
4 *
5 *      Licensed under the Apache License, Version 2.0 (the "License");
6 *      you may not use this file except in compliance with the License.
7 *      You may obtain a copy of the License at
8 *
9 *           http://www.apache.org/licenses/LICENSE-2.0
10 *
11 *      Unless required by applicable law or agreed to in writing, software
12 *      distributed under the License is distributed on an "AS IS" BASIS,
13 *      WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 *      See the License for the specific language governing permissions and
15 *      limitations under the License.
16 *******************************************************************************/
17
18package com.android.mail.providers;
19
20import com.google.common.collect.ImmutableMap;
21
22import android.content.Context;
23import android.provider.BaseColumns;
24import android.provider.OpenableColumns;
25import android.text.TextUtils;
26import android.text.util.Rfc822Token;
27import android.text.util.Rfc822Tokenizer;
28
29import com.android.common.contacts.DataUsageStatUpdater;
30
31import java.util.ArrayList;
32import java.util.Map;
33
34public class UIProvider {
35    public static final String EMAIL_SEPARATOR = ",";
36    public static final long INVALID_CONVERSATION_ID = -1;
37    public static final long INVALID_MESSAGE_ID = -1;
38
39    /**
40     * Values for the current state of a Folder/Account; note that it's possible that more than one
41     * sync is in progress
42     */
43    public static final class SyncStatus {
44        /**
45         * No sync in progress
46         */
47        public static final int NO_SYNC = 0;
48        /**
49         * A user-requested sync/refresh is in progress. This occurs when the user taps on the
50         * refresh icon in the action bar.
51         */
52        public static final int USER_REFRESH = 1<<0;
53        /**
54         * A user-requested live query is in progress. This occurs when the user goes past the end
55         * of the fetched results in the conversation list.
56         */
57        public static final int LIVE_QUERY = 1<<1;
58        /** Please use the constant {@link #LIVE_QUERY} instead. */
59        @Deprecated
60        public static final int USER_QUERY = 1<<1;
61        /**
62         * A background sync is in progress. This happens on <b>no</b> user interaction.
63         */
64        public static final int BACKGROUND_SYNC = 1<<2;
65        /**
66         * An initial sync is needed for this Account/Folder to be used. This is account-wide, when
67         * the user has added an account, and the first sync has not completed successfully.
68         */
69        public static final int INITIAL_SYNC_NEEDED = 1<<3;
70        /**
71         * Manual sync is required. This is account-wide, when the user has disabled sync on the
72         * Gmail account.
73         */
74        public static final int MANUAL_SYNC_REQUIRED = 1<<4;
75        /**
76         * Account initialization is required.
77         */
78        public static final int ACCOUNT_INITIALIZATION_REQUIRED = 1<<5;
79
80        public static boolean isSyncInProgress(int syncStatus) {
81            return 0 != (syncStatus & (BACKGROUND_SYNC |
82                    USER_REFRESH |
83                    LIVE_QUERY));
84        }
85    }
86
87    /**
88     * Values for the result of the last attempted sync of a Folder/Account
89     */
90    public static final class LastSyncResult {
91        /** The sync completed successfully */
92        public static final int SUCCESS = 0;
93        /** The sync wasn't completed due to a connection error */
94        public static final int CONNECTION_ERROR = 1;
95        /** The sync wasn't completed due to an authentication error */
96        public static final int AUTH_ERROR = 2;
97        /** The sync wasn't completed due to a security error */
98        public static final int SECURITY_ERROR = 3;
99        /** The sync wasn't completed due to a low memory condition */
100        public static final int STORAGE_ERROR = 4;
101        /** The sync wasn't completed due to an internal error/exception */
102        public static final int INTERNAL_ERROR = 5;
103    }
104
105    // The actual content provider should define its own authority
106    public static final String AUTHORITY = "com.android.mail.providers";
107
108    public static final String ACCOUNT_LIST_TYPE =
109            "vnd.android.cursor.dir/vnd.com.android.mail.account";
110    public static final String ACCOUNT_TYPE =
111            "vnd.android.cursor.item/vnd.com.android.mail.account";
112
113    /**
114     * Query parameter key that can be used to control the behavior of list queries.  The value
115     * must be a serialized {@link ListParams} object.  UIProvider implementations are not
116     * required to respect this query parameter
117     */
118    public static final String LIST_PARAMS_QUERY_PARAMETER = "listParams";
119    public static final String LABEL_QUERY_PARAMETER = "label";
120    public static final String SEEN_QUERY_PARAMETER = "seen";
121
122    public static final Map<String, Class<?>> ACCOUNTS_COLUMNS_NO_CAPABILITIES =
123            new ImmutableMap.Builder<String, Class<?>>()
124            .put(AccountColumns._ID, Integer.class)
125            .put(AccountColumns.NAME, String.class)
126            .put(AccountColumns.PROVIDER_VERSION, Integer.class)
127            .put(AccountColumns.URI, String.class)
128            .put(AccountColumns.FOLDER_LIST_URI, String.class)
129            .put(AccountColumns.FULL_FOLDER_LIST_URI, String.class)
130            .put(AccountColumns.SEARCH_URI, String.class)
131            .put(AccountColumns.ACCOUNT_FROM_ADDRESSES, String.class)
132            .put(AccountColumns.EXPUNGE_MESSAGE_URI, String.class)
133            .put(AccountColumns.UNDO_URI, String.class)
134            .put(AccountColumns.SETTINGS_INTENT_URI, String.class)
135            .put(AccountColumns.SYNC_STATUS, Integer.class)
136            .put(AccountColumns.HELP_INTENT_URI, String.class)
137            .put(AccountColumns.SEND_FEEDBACK_INTENT_URI, String.class)
138            .put(AccountColumns.REAUTHENTICATION_INTENT_URI, String.class)
139            .put(AccountColumns.COMPOSE_URI, String.class)
140            .put(AccountColumns.MIME_TYPE, String.class)
141            .put(AccountColumns.RECENT_FOLDER_LIST_URI, String.class)
142            .put(AccountColumns.COLOR, Integer.class)
143            .put(AccountColumns.DEFAULT_RECENT_FOLDER_LIST_URI, String.class)
144            .put(AccountColumns.MANUAL_SYNC_URI, String.class)
145            .put(AccountColumns.VIEW_INTENT_PROXY_URI, String.class)
146            .put(AccountColumns.ACCOUNT_COOKIE_QUERY_URI, String.class)
147            .put(AccountColumns.SettingsColumns.SIGNATURE, String.class)
148            .put(AccountColumns.SettingsColumns.AUTO_ADVANCE, Integer.class)
149            .put(AccountColumns.SettingsColumns.MESSAGE_TEXT_SIZE, Integer.class)
150            .put(AccountColumns.SettingsColumns.SNAP_HEADERS, Integer.class)
151            .put(AccountColumns.SettingsColumns.REPLY_BEHAVIOR, Integer.class)
152            .put(AccountColumns.SettingsColumns.SHOW_CHECKBOXES, Integer.class)
153            .put(AccountColumns.SettingsColumns.CONFIRM_DELETE, Integer.class)
154            .put(AccountColumns.SettingsColumns.CONFIRM_ARCHIVE, Integer.class)
155            .put(AccountColumns.SettingsColumns.CONFIRM_SEND, Integer.class)
156            .put(AccountColumns.SettingsColumns.DEFAULT_INBOX, String.class)
157            .put(AccountColumns.SettingsColumns.DEFAULT_INBOX_NAME, String.class)
158            .put(AccountColumns.SettingsColumns.FORCE_REPLY_FROM_DEFAULT, Integer.class)
159            .put(AccountColumns.SettingsColumns.MAX_ATTACHMENT_SIZE, Integer.class)
160            .put(AccountColumns.SettingsColumns.SWIPE, Integer.class)
161            .put(AccountColumns.SettingsColumns.PRIORITY_ARROWS_ENABLED, Integer.class)
162            .put(AccountColumns.SettingsColumns.SETUP_INTENT_URI, String.class)
163            .put(AccountColumns.SettingsColumns.CONVERSATION_VIEW_MODE, Integer.class)
164            .put(AccountColumns.SettingsColumns.VEILED_ADDRESS_PATTERN, String.class)
165            .put(AccountColumns.UPDATE_SETTINGS_URI, String.class)
166            .build();
167
168    public static final Map<String, Class<?>> ACCOUNTS_COLUMNS =
169            new ImmutableMap.Builder<String, Class<?>>()
170            .putAll(ACCOUNTS_COLUMNS_NO_CAPABILITIES)
171            .put(AccountColumns.CAPABILITIES, Integer.class)
172            .build();
173
174    // pull out the keyset from above to form the projection
175    public static final String[] ACCOUNTS_PROJECTION =
176            ACCOUNTS_COLUMNS.keySet().toArray(new String[ACCOUNTS_COLUMNS.size()]);
177
178    public static final
179            String[] ACCOUNTS_PROJECTION_NO_CAPABILITIES = ACCOUNTS_COLUMNS_NO_CAPABILITIES.keySet()
180                    .toArray(new String[ACCOUNTS_COLUMNS_NO_CAPABILITIES.size()]);
181
182    public static final class AccountCapabilities {
183        /**
184         * Whether folders can be synchronized back to the server.
185         */
186        public static final int SYNCABLE_FOLDERS = 0x0001;
187        /**
188         * Whether the server allows reporting spam back.
189         */
190        public static final int REPORT_SPAM = 0x0002;
191        /**
192         * Whether the server allows reporting phishing back.
193         */
194        public static final int REPORT_PHISHING = 0x0004;
195        /**
196         * Whether the server supports a concept of Archive: removing mail from the Inbox but
197         * keeping it around.
198         */
199        public static final int ARCHIVE = 0x0008;
200        /**
201         * Whether the server will stop notifying on updates to this thread? This requires
202         * THREADED_CONVERSATIONS to be true, otherwise it should be ignored.
203         */
204        public static final int MUTE = 0x0010;
205        /**
206         * Whether the server supports searching over all messages. This requires SYNCABLE_FOLDERS
207         * to be true, otherwise it should be ignored.
208         */
209        public static final int SERVER_SEARCH = 0x0020;
210        /**
211         * Whether the server supports constraining search to a single folder. Requires
212         * SYNCABLE_FOLDERS, otherwise it should be ignored.
213         */
214        public static final int FOLDER_SERVER_SEARCH = 0x0040;
215        /**
216         * Whether the server sends us sanitized HTML (guaranteed to not contain malicious HTML).
217         */
218        public static final int SANITIZED_HTML = 0x0080;
219        /**
220         * Whether the server allows synchronization of draft messages. This does NOT require
221         * SYNCABLE_FOLDERS to be set.
222         */
223        public static final int DRAFT_SYNCHRONIZATION = 0x0100;
224        /**
225         * Does the server allow the user to compose mails (and reply) using addresses other than
226         * their account name? For instance, GMail allows users to set FROM addresses that are
227         * different from account@gmail.com address. For instance, user@gmail.com could have another
228         * FROM: address like user@android.com. If the user has enabled multiple FROM address, he
229         * can compose (and reply) using either address.
230         */
231        public static final int MULTIPLE_FROM_ADDRESSES = 0x0200;
232        /**
233         * Whether the server allows the original message to be included in the reply by setting a
234         * flag on the reply. If we can avoid including the entire previous message, we save on
235         * bandwidth (replies are shorter).
236         */
237        public static final int SMART_REPLY = 0x0400;
238        /**
239         * Does this account support searching locally, on the device? This requires the backend
240         * storage to support a mechanism for searching.
241         */
242        public static final int LOCAL_SEARCH = 0x0800;
243        /**
244         * Whether the server supports a notion of threaded conversations: where replies to messages
245         * are tagged to keep conversations grouped. This could be full threading (each message
246         * lists its parent) or conversation-level threading (each message lists one conversation
247         * which it belongs to)
248         */
249        public static final int THREADED_CONVERSATIONS = 0x1000;
250        /**
251         * Whether the server supports allowing a conversation to be in multiple folders. (Or allows
252         * multiple folders on a single conversation)
253         */
254        public static final int MULTIPLE_FOLDERS_PER_CONV = 0x2000;
255        /**
256         * Whether the provider supports undoing operations. If it doesn't, never show the undo bar.
257         */
258        public static final int UNDO = 0x4000;
259        /**
260         * Whether the account provides help content.
261         */
262        public static final int HELP_CONTENT = 0x8000;
263        /**
264         * Whether the account provides a way to send feedback content.
265         */
266        public static final int SEND_FEEDBACK = 0x10000;
267        /**
268         * Whether the account provides a mechanism for marking conversations as important.
269         */
270        public static final int MARK_IMPORTANT = 0x20000;
271        /**
272         * Whether initial conversation queries should use a limit parameter
273         */
274        public static final int INITIAL_CONVERSATION_LIMIT = 0x40000;
275        /**
276         * Whether the account cannot be used for sending
277         */
278        public static final int SENDING_UNAVAILABLE = 0x80000;
279        /**
280         * Whether the account supports discarding drafts from a conversation.  This should be
281         * removed when all providers support this capability
282         */
283        public static final int DISCARD_CONVERSATION_DRAFTS = 0x100000;
284    }
285
286    public static final class AccountColumns implements BaseColumns {
287        /**
288         * This string column contains the human visible name for the account.
289         */
290        public static final String NAME = "name";
291
292        /**
293         * This integer contains the type of the account: Google versus non google. This is not
294         * returned by the UIProvider, rather this is a notion in the system.
295         */
296        public static final String TYPE = "type";
297
298        /**
299         * This integer column returns the version of the UI provider schema from which this
300         * account provider will return results.
301         */
302        public static final String PROVIDER_VERSION = "providerVersion";
303
304        /**
305         * This string column contains the uri to directly access the information for this account.
306         */
307        public static final String URI = "accountUri";
308
309        /**
310         * This integer column contains a bit field of the possible capabilities that this account
311         * supports.
312         */
313        public static final String CAPABILITIES = "capabilities";
314
315        /**
316         * This string column contains the content provider uri to return the
317         * list of top level folders for this account.
318         */
319        public static final String FOLDER_LIST_URI = "folderListUri";
320
321        /**
322         * This string column contains the content provider uri to return the
323         * list of all folders for this account.
324         */
325        public static final String FULL_FOLDER_LIST_URI = "fullFolderListUri";
326
327        /**
328         * This string column contains the content provider uri that can be queried for search
329         * results.
330         * The supported query parameters are limited to those listed
331         * in {@link SearchQueryParameters}
332         * The cursor returned from this query is expected have one row, where the columnm are a
333         * subset of the columns specified in {@link FolderColumns}
334         */
335        public static final String SEARCH_URI = "searchUri";
336
337        /**
338         * This string column contains a json array of json objects representing
339         * custom from addresses for this account or null if there are none.
340         */
341        public static final String ACCOUNT_FROM_ADDRESSES = "accountFromAddresses";
342
343        /**
344         * This string column contains the content provider uri that can be used
345         * to expunge a message from this account. NOTE: This might be better to
346         * be an update operation on the messageUri.
347         * When {@link android.content.ContentResolver#update(Uri, ContentValues, String, String[])}
348         * is called with this uri, the {@link ContentValues} object is expected to have
349         * {@link BaseColumns#_ID} specified with the local message id of the message.
350         */
351        public static final String EXPUNGE_MESSAGE_URI = "expungeMessageUri";
352
353        /**
354         * This string column contains the content provider uri that can be used
355         * to undo the last committed action.
356         */
357        public static final String UNDO_URI = "undoUri";
358
359        /**
360         * Uri for EDIT intent that will cause the settings screens for this account type to be
361         * shown.
362         * Optionally, extra values from {@link EditSettingsExtras} can be used to indicate
363         * which settings the user wants to edit.
364         * TODO: When we want to support a heterogeneous set of account types, this value may need
365         * to be moved to a global content provider.
366         */
367        public static String SETTINGS_INTENT_URI = "accountSettingsIntentUri";
368
369        /**
370         * Uri for VIEW intent that will cause the help screens for this account type to be
371         * shown.
372         * TODO: When we want to support a heterogeneous set of account types, this value may need
373         * to be moved to a global content provider.
374         */
375        public static String HELP_INTENT_URI = "helpIntentUri";
376
377        /**
378         * Uri for VIEW intent that will cause the send feedback for this account type to be
379         * shown.
380         * TODO: When we want to support a heterogeneous set of account types, this value may need
381         * to be moved to a global content provider.
382         */
383        public static String SEND_FEEDBACK_INTENT_URI = "sendFeedbackIntentUri";
384
385        /**
386         * Uri for VIEW intent that will cause the user to be prompted for authentication for
387         * this account.  startActivityForResult() will be called with this intent. Activities that
388         * handle this intent are expected to return {@link android.app.Activity#RESULT_OK} if the
389         * user successfully authenticated.
390         */
391        public static String REAUTHENTICATION_INTENT_URI = "reauthenticationUri";
392
393        /**
394         * This int column contains the current sync status of the account (the logical AND of the
395         * sync status of folders in this account)
396         */
397        public static final String SYNC_STATUS = "syncStatus";
398        /**
399         * Uri for VIEW intent that will cause the compose screens for this type
400         * of account to be shown.
401         */
402        public static final String COMPOSE_URI = "composeUri";
403        /**
404         * Mime-type defining this account.
405         */
406        public static final String MIME_TYPE = "mimeType";
407        /**
408         * URI for location of recent folders viewed on this account.
409         */
410        public static final String RECENT_FOLDER_LIST_URI = "recentFolderListUri";
411        /**
412         * URI for default recent folders for this account, if any.
413         */
414        public static final String DEFAULT_RECENT_FOLDER_LIST_URI = "defaultRecentFolderListUri";
415        /**
416         * Color (integer) used for this account (for Email/Combined view)
417         */
418        public static final String COLOR = "color";
419        /**
420         * URI for forcing a manual sync of this account.
421         */
422        public static final String MANUAL_SYNC_URI = "manualSyncUri";
423        /**
424         * Optional URI of this account for proxying view intents.
425         */
426        public static final String VIEW_INTENT_PROXY_URI = "viewProxyUri";
427        /**
428         * Optional URI for querying for the cookie needed for accessing inline content.  The cookie
429         * specified here will be set on the uri specified in the
430         * {@link ConversationColumns#CONVERSATION_BASE_URI} column. The cursor returned from this
431         * query is expected have one row, where the columns are specified in
432         * {@link AccountCookieColumns}
433         */
434        public static final String ACCOUNT_COOKIE_QUERY_URI = "accountCookieUri";
435        /**
436         * URI to be used with an update() ContentResolver call with a {@link ContentValues} object
437         * where the keys are from the {@link AccountColumns.SettingsColumns}, and the values are
438         * the new values.
439         */
440        public static final String UPDATE_SETTINGS_URI = "updateSettingsUri";
441
442        public static final class SettingsColumns {
443            /**
444             * String column containing the contents of the signature for this account.  If no
445             * signature has been specified, the value will be null.
446             */
447            public static final String SIGNATURE = "signature";
448
449            /**
450             * Integer column containing the user's specified auto-advance policy.  This value will
451             * be one of the values in {@link UIProvider.AutoAdvance}
452             */
453            public static final String AUTO_ADVANCE = "auto_advance";
454
455            /**
456             * Integer column containing the user's specified message text size preference.  This
457             * value will be one of the values in {@link UIProvider.MessageTextSize}
458             */
459            public static final String MESSAGE_TEXT_SIZE = "message_text_size";
460
461            /**
462             * Integer column contaning the user's specified snap header preference.  This value
463             * will be one of the values in {@link UIProvider.SnapHeaderValue}
464             */
465            public static final String SNAP_HEADERS = "snap_headers";
466
467            /**
468             * Integer column containing the user's specified default reply behavior.  This value
469             * will be one of the values in {@link UIProvider.DefaultReplyBehavior}
470             */
471            public static final String REPLY_BEHAVIOR = "reply_behavior";
472
473            /**
474             * Integer column containing the user's specified checkbox preference. A
475             * non zero value means to show checkboxes.
476             */
477            public static final String SHOW_CHECKBOXES = "show_checkboxes";
478
479            /**
480             * Integer column containing the user's specified confirm delete preference value.
481             * A non zero value indicates that the user has indicated that a confirmation should
482             * be shown when a delete action is performed.
483             */
484            public static final String CONFIRM_DELETE = "confirm_delete";
485
486            /**
487             * Integer column containing the user's specified confirm archive preference value.
488             * A non zero value indicates that the user has indicated that a confirmation should
489             * be shown when an archive action is performed.
490             */
491            public static final String CONFIRM_ARCHIVE = "confirm_archive";
492
493            /**
494             * Integer column containing the user's specified confirm send preference value.
495             * A non zero value indicates that the user has indicated that a confirmation should
496             * be shown when a send action is performed.
497             */
498            public static final String CONFIRM_SEND = "confirm_send";
499            /**
500             * String containing the URI for the default inbox for this account.
501             */
502            public static final String DEFAULT_INBOX = "default_inbox";
503            /**
504             * String containing the name of the default Inbox for this account
505             */
506            public static final String DEFAULT_INBOX_NAME = "default_inbox_name";
507            /**
508             * Integer column containing a non zero value if replies should always be sent from
509             * a default address instead of a recipient.
510             */
511            public static final String FORCE_REPLY_FROM_DEFAULT = "force_reply_from_default";
512            /**
513             * Integer column containing the max attachment size in kb.
514             */
515            public static final String MAX_ATTACHMENT_SIZE = "max_attachment_size";
516            /**
517             * Integer column containing a value matching one of the constants from {@link Swipe}
518             */
519            public static final String SWIPE = "swipe";
520            /**
521             * Integer column containing whether priority inbox arrows are enabled.
522             */
523            public static final String PRIORITY_ARROWS_ENABLED = "priority_inbox_arrows_enabled";
524            /**
525             * Uri for EDIT intent that will cause account-specific setup UI to be shown. If not
526             * null, this intent should be used when an account is "entered" (i.e. viewing a folder
527             * in the account, etc.)
528             */
529            public static final String SETUP_INTENT_URI = "setup_intent_uri";
530            /**
531             * The regex that defines a veiled address, something that must be hidden from user
532             * view because it is temporary, long and clumsy.
533             */
534            public static final String VEILED_ADDRESS_PATTERN = "veiled_address_pattern";
535            /**
536             * Integer column containing the Conversation view mode.  This value will match one of
537             * constants from  {@link ConversationViewMode}
538             */
539            public static final String CONVERSATION_VIEW_MODE = "conversation_view_mode";
540        }
541    }
542
543    public static final String[] ACCOUNT_COOKIE_PROJECTION = {
544        AccountCookieColumns.COOKIE
545    };
546
547    public static final class AccountCookieColumns {
548        /**
549         * String column containing the cookie string for this account.
550         */
551        public static final String COOKIE = "cookie";
552    }
553
554    public static final class SearchQueryParameters {
555        /**
556         * Parameter used to specify the search query.
557         */
558        public static final String QUERY = "query";
559
560        /**
561         * If specified, the query results will be limited to this folder.
562         */
563        public static final String FOLDER = "folder";
564
565        private SearchQueryParameters() {}
566    }
567
568    public static final class ConversationListQueryParameters {
569        public static final String DEFAULT_LIMIT = "50";
570        /**
571         * Parameter used to limit the number of rows returned by a conversation list query
572         */
573        public static final String LIMIT = "limit";
574
575        /**
576         * Parameter used to control whether the this query a remote server.
577         */
578        public static final String USE_NETWORK = "use_network";
579
580        /**
581         * Parameter used to allow the caller to indicate desire to receive all notifications.
582         * (Including ones for user initiated actions)
583         */
584        public static final String ALL_NOTIFICATIONS = "all_notifications";
585
586        private ConversationListQueryParameters() {}
587    }
588
589    // We define a "folder" as anything that contains a list of conversations.
590    public static final String FOLDER_LIST_TYPE =
591            "vnd.android.cursor.dir/vnd.com.android.mail.folder";
592    public static final String FOLDER_TYPE =
593            "vnd.android.cursor.item/vnd.com.android.mail.folder";
594
595    public static final String[] FOLDERS_PROJECTION = {
596        BaseColumns._ID,
597        FolderColumns.PERSISTENT_ID,
598        FolderColumns.URI,
599        FolderColumns.NAME,
600        FolderColumns.HAS_CHILDREN,
601        FolderColumns.CAPABILITIES,
602        FolderColumns.SYNC_WINDOW,
603        FolderColumns.CONVERSATION_LIST_URI,
604        FolderColumns.CHILD_FOLDERS_LIST_URI,
605        FolderColumns.UNSEEN_COUNT,
606        FolderColumns.UNREAD_COUNT,
607        FolderColumns.TOTAL_COUNT,
608        FolderColumns.REFRESH_URI,
609        FolderColumns.SYNC_STATUS,
610        FolderColumns.LAST_SYNC_RESULT,
611        FolderColumns.TYPE,
612        FolderColumns.ICON_RES_ID,
613        FolderColumns.NOTIFICATION_ICON_RES_ID,
614        FolderColumns.BG_COLOR,
615        FolderColumns.FG_COLOR,
616        FolderColumns.LOAD_MORE_URI,
617        FolderColumns.HIERARCHICAL_DESC
618    };
619
620    public static final int FOLDER_ID_COLUMN = 0;
621    public static final int FOLDER_PERSISTENT_ID_COLUMN = 1;
622    public static final int FOLDER_URI_COLUMN = 2;
623    public static final int FOLDER_NAME_COLUMN = 3;
624    public static final int FOLDER_HAS_CHILDREN_COLUMN = 4;
625    public static final int FOLDER_CAPABILITIES_COLUMN = 5;
626    public static final int FOLDER_SYNC_WINDOW_COLUMN = 6;
627    public static final int FOLDER_CONVERSATION_LIST_URI_COLUMN = 7;
628    public static final int FOLDER_CHILD_FOLDERS_LIST_COLUMN = 8;
629    public static final int FOLDER_UNSEEN_COUNT_COLUMN = 9;
630    public static final int FOLDER_UNREAD_COUNT_COLUMN = 10;
631    public static final int FOLDER_TOTAL_COUNT_COLUMN = 11;
632    public static final int FOLDER_REFRESH_URI_COLUMN = 12;
633    public static final int FOLDER_SYNC_STATUS_COLUMN = 13;
634    public static final int FOLDER_LAST_SYNC_RESULT_COLUMN = 14;
635    public static final int FOLDER_TYPE_COLUMN = 15;
636    public static final int FOLDER_ICON_RES_ID_COLUMN = 16;
637    public static final int FOLDER_NOTIFICATION_ICON_RES_ID_COLUMN = 17;
638    public static final int FOLDER_BG_COLOR_COLUMN = 18;
639    public static final int FOLDER_FG_COLOR_COLUMN = 19;
640    public static final int FOLDER_LOAD_MORE_URI_COLUMN = 20;
641    public static final int FOLDER_HIERARCHICAL_DESC_COLUMN = 21;
642
643    public static final class FolderType {
644        /** A user defined label. */
645        public static final int DEFAULT = 0;
646        /** A system defined inbox */
647        public static final int INBOX = 1;
648        /** A system defined containing mails to be edited before sending. */
649        public static final int DRAFT = 2;
650        /** A system defined folder containing mails <b>to be</b> sent */
651        public static final int OUTBOX = 3;
652        /** A system defined folder containing sent mails */
653        public static final int SENT = 4;
654        /** A system defined trash folder */
655        public static final int TRASH = 5;
656        /** A system defined spam folder */
657        public static final int SPAM = 6;
658        /** A system defined starred folder */
659        public static final int STARRED = 7;
660        /** Any other system label that we do not have a specific name for. */
661        public static final int OTHER_PROVIDER_FOLDER = 8;
662        /** All mail folder **/
663        public static final int ALL_MAIL = 9;
664        /** Gmail's inbox sections **/
665        public static final int INBOX_SECTION = 10;
666    }
667
668    public static final class FolderCapabilities {
669        public static final int SYNCABLE = 0x0001;
670        public static final int PARENT = 0x0002;
671        public static final int CAN_HOLD_MAIL = 0x0004;
672        public static final int CAN_ACCEPT_MOVED_MESSAGES = 0x0008;
673         /**
674         * For accounts that support archive, this will indicate that this folder supports
675         * the archive functionality.
676         */
677        public static final int ARCHIVE = 0x0010;
678
679        /**
680         * This will indicated that this folder supports the delete functionality.
681         */
682        public static final int DELETE = 0x0020;
683
684        /**
685         * For accounts that support report spam, this will indicate that this folder supports
686         * the report spam functionality.
687         */
688        public static final int REPORT_SPAM = 0x0040;
689
690        /**
691         * For accounts that support report spam, this will indicate that this folder supports
692         * the mark not spam functionality.
693         */
694        public static final int MARK_NOT_SPAM = 0x0080;
695
696        /**
697         * For accounts that support mute, this will indicate if a mute is performed from within
698         * this folder, the action is destructive.
699         */
700        public static final int DESTRUCTIVE_MUTE = 0x0100;
701
702        /**
703         * Indicates that a folder supports settings (sync lookback, etc.)
704         */
705        public static final int SUPPORTS_SETTINGS = 0x0200;
706        /**
707         * All the messages in this folder are important.
708         */
709        public static final int ONLY_IMPORTANT = 0x0400;
710        /**
711         * Deletions in this folder can't be undone (could include archive if desirable)
712         */
713        public static final int DELETE_ACTION_FINAL = 0x0800;
714        /**
715         * This folder is virtual, i.e. contains conversations potentially pulled from other
716         * folders, potentially even from different accounts.  Examples might be a "starred"
717         * folder, or an "unread" folder (per account or provider-wide)
718         */
719        public static final int IS_VIRTUAL = 0x1000;
720
721        /**
722         * For accounts that support report phishing, this will indicate that this folder supports
723         * the report phishing functionality.
724         */
725        public static final int REPORT_PHISHING = 0x2000;
726
727        /**
728         * The flag indicates that the user has the ability to move conversations
729         * from this folder.
730         */
731        public static final int ALLOWS_REMOVE_CONVERSATION = 0x4000;
732    }
733
734    public static final class FolderColumns {
735        /**
736         * This string column contains an id for the folder that is constant across devices, or
737         * null if there is no constant id.
738         */
739        public static final String PERSISTENT_ID = "persistentId";
740        /**
741         * This string column contains the uri of the folder.
742         */
743        public static final String URI = "folderUri";
744        /**
745         * This string column contains the human visible name for the folder.
746         */
747        public static final String NAME = "name";
748        /**
749         * This int column represents the capabilities of the folder specified by
750         * FolderCapabilities flags.
751         */
752        public static String CAPABILITIES = "capabilities";
753        /**
754         * This int column represents whether or not this folder has any
755         * child folders.
756         */
757        public static String HAS_CHILDREN = "hasChildren";
758        /**
759         * This int column represents how large the sync window is.
760         */
761        public static String SYNC_WINDOW = "syncWindow";
762        /**
763         * This string column contains the content provider uri to return the
764         * list of conversations for this folder.
765         */
766        public static final String CONVERSATION_LIST_URI = "conversationListUri";
767        /**
768         * This string column contains the content provider uri to return the
769         * list of child folders of this folder.
770         */
771        public static final String CHILD_FOLDERS_LIST_URI = "childFoldersListUri";
772        /**
773         * This int column contains the current unseen count for the folder, if known.
774         */
775        public static final String UNSEEN_COUNT = "unseenCount";
776        /**
777         * This int column contains the current unread count for the folder.
778         */
779        public static final String UNREAD_COUNT = "unreadCount";
780
781        public static final String TOTAL_COUNT = "totalCount";
782        /**
783         * This string column contains the content provider uri to force a
784         * refresh of this folder.
785         */
786        public static final  String REFRESH_URI = "refreshUri";
787        /**
788         * This int column contains current sync status of the folder; some combination of the
789         * SyncStatus bits defined above
790         */
791        public static final String SYNC_STATUS  = "syncStatus";
792        /**
793         * This int column contains the sync status of the last sync attempt; one of the
794         * LastSyncStatus values defined above
795         */
796        public static final String LAST_SYNC_RESULT  = "lastSyncResult";
797        /**
798         * This int column contains the icon res id for this folder, or 0 if there is none.
799         */
800        public static final String ICON_RES_ID = "iconResId";
801        /**
802         * This int column contains the notification icon res id for this folder, or 0 if there is
803         * none.
804         */
805        public static final String NOTIFICATION_ICON_RES_ID = "notificationIconResId";
806        /**
807         * This int column contains the type of the folder. Zero is default.
808         */
809        public static final String TYPE = "type";
810        /**
811         * String representing the integer background color associated with this
812         * folder, or null.
813         */
814        public static final String BG_COLOR = "bgColor";
815        /**
816         * String representing the integer of the foreground color associated
817         * with this folder, or null.
818         */
819        public static final String FG_COLOR = "fgColor";
820        /**
821         * String with the content provider Uri used to request more items in the folder, or null.
822         */
823        public static final String LOAD_MORE_URI = "loadMoreUri";
824
825        /**
826         * Possibly empty string that describes the full hierarchy of a folder
827         * along with its name.
828         */
829        public static final String HIERARCHICAL_DESC = "hierarchicalDesc";
830
831        public FolderColumns() {}
832    }
833
834    // We define a "folder" as anything that contains a list of conversations.
835    public static final String CONVERSATION_LIST_TYPE =
836            "vnd.android.cursor.dir/vnd.com.android.mail.conversation";
837    public static final String CONVERSATION_TYPE =
838            "vnd.android.cursor.item/vnd.com.android.mail.conversation";
839
840
841    public static final String[] CONVERSATION_PROJECTION = {
842        BaseColumns._ID,
843        ConversationColumns.URI,
844        ConversationColumns.MESSAGE_LIST_URI,
845        ConversationColumns.SUBJECT,
846        ConversationColumns.SNIPPET,
847        ConversationColumns.CONVERSATION_INFO,
848        ConversationColumns.DATE_RECEIVED_MS,
849        ConversationColumns.HAS_ATTACHMENTS,
850        ConversationColumns.NUM_MESSAGES,
851        ConversationColumns.NUM_DRAFTS,
852        ConversationColumns.SENDING_STATE,
853        ConversationColumns.PRIORITY,
854        ConversationColumns.READ,
855        ConversationColumns.SEEN,
856        ConversationColumns.STARRED,
857        ConversationColumns.RAW_FOLDERS,
858        ConversationColumns.FLAGS,
859        ConversationColumns.PERSONAL_LEVEL,
860        ConversationColumns.SPAM,
861        ConversationColumns.PHISHING,
862        ConversationColumns.MUTED,
863        ConversationColumns.COLOR,
864        ConversationColumns.ACCOUNT_URI,
865        ConversationColumns.SENDER_INFO,
866        ConversationColumns.CONVERSATION_BASE_URI,
867        ConversationColumns.REMOTE
868    };
869
870    // These column indexes only work when the caller uses the
871    // default CONVERSATION_PROJECTION defined above.
872    public static final int CONVERSATION_ID_COLUMN = 0;
873    public static final int CONVERSATION_URI_COLUMN = 1;
874    public static final int CONVERSATION_MESSAGE_LIST_URI_COLUMN = 2;
875    public static final int CONVERSATION_SUBJECT_COLUMN = 3;
876    public static final int CONVERSATION_SNIPPET_COLUMN = 4;
877    public static final int CONVERSATION_INFO_COLUMN = 5;
878    public static final int CONVERSATION_DATE_RECEIVED_MS_COLUMN = 6;
879    public static final int CONVERSATION_HAS_ATTACHMENTS_COLUMN = 7;
880    public static final int CONVERSATION_NUM_MESSAGES_COLUMN = 8;
881    public static final int CONVERSATION_NUM_DRAFTS_COLUMN = 9;
882    public static final int CONVERSATION_SENDING_STATE_COLUMN = 10;
883    public static final int CONVERSATION_PRIORITY_COLUMN = 11;
884    public static final int CONVERSATION_READ_COLUMN = 12;
885    public static final int CONVERSATION_SEEN_COLUMN = 13;
886    public static final int CONVERSATION_STARRED_COLUMN = 14;
887    public static final int CONVERSATION_RAW_FOLDERS_COLUMN = 15;
888    public static final int CONVERSATION_FLAGS_COLUMN = 16;
889    public static final int CONVERSATION_PERSONAL_LEVEL_COLUMN = 17;
890    public static final int CONVERSATION_IS_SPAM_COLUMN = 18;
891    public static final int CONVERSATION_IS_PHISHING_COLUMN = 19;
892    public static final int CONVERSATION_MUTED_COLUMN = 20;
893    public static final int CONVERSATION_COLOR_COLUMN = 21;
894    public static final int CONVERSATION_ACCOUNT_URI_COLUMN = 22;
895    public static final int CONVERSATION_SENDER_INFO_COLUMN = 23;
896    public static final int CONVERSATION_BASE_URI_COLUMN = 24;
897    public static final int CONVERSATION_REMOTE_COLUMN = 25;
898
899    public static final class ConversationSendingState {
900        public static final int OTHER = 0;
901        public static final int QUEUED = 1;
902        public static final int SENDING = 2;
903        public static final int SENT = 3;
904        public static final int SEND_ERROR = -1;
905    }
906
907    public static final class ConversationPriority {
908        public static final int DEFAULT = 0;
909        public static final int IMPORTANT = 1;
910        public static final int LOW = 0;
911        public static final int HIGH = 1;
912    }
913
914    public static final class ConversationPersonalLevel {
915        public static final int NOT_TO_ME = 0;
916        public static final int TO_ME_AND_OTHERS = 1;
917        public static final int ONLY_TO_ME = 2;
918    }
919
920    public static final class ConversationFlags {
921        public static final int REPLIED = 1<<2;
922        public static final int FORWARDED = 1<<3;
923        public static final int CALENDAR_INVITE = 1<<4;
924    }
925
926    public static final class ConversationPhishing {
927        public static final int NOT_PHISHING = 0;
928        public static final int PHISHING = 1;
929    }
930
931    /**
932     * Names of columns representing fields in a Conversation.
933     */
934    public static final class ConversationColumns {
935        public static final String URI = "conversationUri";
936        /**
937         * This string column contains the content provider uri to return the
938         * list of messages for this conversation.
939         * The cursor returned by this query can return a {@link android.os.Bundle}
940         * from a call to {@link android.database.Cursor#getExtras()}.  This Bundle may have
941         * values with keys listed in {@link CursorExtraKeys}
942         */
943        public static final String MESSAGE_LIST_URI = "messageListUri";
944        /**
945         * This string column contains the subject string for a conversation.
946         */
947        public static final String SUBJECT = "subject";
948        /**
949         * This string column contains the snippet string for a conversation.
950         */
951        public static final String SNIPPET = "snippet";
952        /**
953         * @deprecated
954         */
955        @Deprecated
956        public static final String SENDER_INFO = "senderInfo";
957        /**
958         * This blob column contains the byte-array representation of the Parceled
959         * ConversationInfo object for a conversation.
960         */
961        public static final String CONVERSATION_INFO = "conversationInfo";
962        /**
963         * This long column contains the time in ms of the latest update to a
964         * conversation.
965         */
966        public static final String DATE_RECEIVED_MS = "dateReceivedMs";
967
968        /**
969         * This boolean column contains whether any messages in this conversation
970         * have attachments.
971         */
972        public static final String HAS_ATTACHMENTS = "hasAttachments";
973
974        /**
975         * This int column contains the number of messages in this conversation.
976         * For unthreaded, this will always be 1.
977         */
978        public static String NUM_MESSAGES = "numMessages";
979
980        /**
981         * This int column contains the number of drafts associated with this
982         * conversation.
983         */
984        public static String NUM_DRAFTS = "numDrafts";
985
986        /**
987         * This int column contains the state of drafts and replies associated
988         * with this conversation. Use ConversationSendingState to interpret
989         * this field.
990         */
991        public static String SENDING_STATE = "sendingState";
992
993        /**
994         * This int column contains the priority of this conversation. Use
995         * ConversationPriority to interpret this field.
996         */
997        public static String PRIORITY = "priority";
998
999        /**
1000         * This int column indicates whether the conversation has been read
1001         */
1002        public static String READ = "read";
1003
1004        /**
1005         * This int column indicates whether the conversation has been seen
1006         */
1007        public static String SEEN = "seen";
1008
1009        /**
1010         * This int column indicates whether the conversation has been starred
1011         */
1012        public static String STARRED = "starred";
1013
1014        /**
1015         * This blob column contains the marshalled form of a Parceled
1016         * {@FolderList} object. Ideally, only ever use this for
1017         * rendering the folder list for a conversation.
1018         */
1019        public static final String RAW_FOLDERS = "rawFolders";
1020        public static final String FLAGS = "conversationFlags";
1021        /**
1022         * This int column indicates the personal level of a conversation per
1023         * {@link ConversationPersonalLevel}.
1024         */
1025        public static final String PERSONAL_LEVEL = "personalLevel";
1026
1027        /**
1028         * This int column indicates whether the conversation is marked spam.
1029         */
1030        public static final String SPAM = "spam";
1031
1032        /**
1033         * This int column indicates whether the conversation is marked phishing.
1034         */
1035        public static final String PHISHING = "phishing";
1036
1037        /**
1038         * This int column indicates whether the conversation was muted.
1039         */
1040        public static final String MUTED = "muted";
1041
1042        /**
1043         * This int column contains a color for the conversation (used in Email only)
1044         */
1045        public static final String COLOR = "color";
1046
1047        /**
1048         * This String column contains the Uri for this conversation's account
1049         */
1050        public static final String ACCOUNT_URI = "accountUri";
1051        /**
1052         * This int column indicates whether a conversation is remote (non-local), and would require
1053         * a network fetch to load.
1054         */
1055        public static final String REMOTE = "remote";
1056        /**
1057         * This int column indicates whether the conversation was displayed on the UI and the
1058         * user got a chance to read it. The UI does not read this value, it is meant only to
1059         * write the status back to the provider. As a result, it is not available in the
1060         * {@link Conversation} object.
1061         */
1062        public static final String VIEWED = "viewed";
1063        /**
1064         * This String column contains the base uri for this conversation.  This uri can be used
1065         * when handling relative urls in the message content
1066         */
1067        public static final String CONVERSATION_BASE_URI = "conversationBaseUri";
1068
1069        private ConversationColumns() {
1070        }
1071    }
1072
1073    public static final class ConversationCursorCommand {
1074
1075        public static final String COMMAND_RESPONSE_OK = "ok";
1076        public static final String COMMAND_RESPONSE_FAILED = "failed";
1077
1078        /**
1079         * This bundle key has a boolean value: true to allow cursor network access (whether this
1080         * is true by default is up to the provider), false to temporarily disable network access.
1081         * <p>
1082         * A provider that implements this command should include this key in its response with a
1083         * value of {@link #COMMAND_RESPONSE_OK} or {@link #COMMAND_RESPONSE_FAILED}.
1084         */
1085        public static final String COMMAND_KEY_ALLOW_NETWORK_ACCESS = "allowNetwork";
1086
1087        /**
1088         * This bundle key has a boolean value: true to indicate that this cursor has been shown
1089         * to the user.
1090         * <p>
1091         * A provider that implements this command should include this key in its response with a
1092         * value of {@link #COMMAND_RESPONSE_OK} or {@link #COMMAND_RESPONSE_FAILED}.
1093         */
1094        public static final String COMMAND_KEY_SET_VISIBILITY = "setVisibility";
1095
1096        /**
1097         * This key has a boolean value: true to indicate that this folder list is shown to the user
1098         * either on first call (launcher/widget/notification) or after switching from an existing
1099         * folder: Inbox -> Folder. Repeated calls are sent when switching back to the folder. Inbox
1100         * -> Folder -> Spam -> Folder will generate two calls to respond() with the value true for
1101         * "Folder".
1102         * <p>
1103         * A provider that implements this command should include the
1104         * {@link #COMMAND_KEY_SET_VISIBILITY} key in its response with a value of
1105         * {@link #COMMAND_RESPONSE_OK} or {@link #COMMAND_RESPONSE_FAILED}. This is <b>always</b>
1106         * set with {@link #COMMAND_KEY_SET_VISIBILITY} because this is only set when the folder
1107         * list is made visible.
1108         */
1109        public static final String COMMAND_KEY_ENTERED_FOLDER = "enteredFolder";
1110
1111        private ConversationCursorCommand() {}
1112    }
1113
1114    /**
1115     * List of operations that can can be performed on a conversation. These operations are applied
1116     * with {@link ContentProvider#update(Uri, ContentValues, String, String[])}
1117     * where the conversation uri is specified, and the ContentValues specifies the operation to
1118     * be performed.
1119     * <p/>
1120     * The operation to be performed is specified in the ContentValues by
1121     * the {@link ConversationOperations#OPERATION_KEY}
1122     * <p/>
1123     * Note not all UI providers will support these operations.  {@link AccountCapabilities} can
1124     * be used to determine which operations are supported.
1125     */
1126    public static final class ConversationOperations {
1127        /**
1128         * ContentValues key used to specify the operation to be performed
1129         */
1130        public static final String OPERATION_KEY = "operation";
1131
1132        /**
1133         * Archive operation
1134         */
1135        public static final String ARCHIVE = "archive";
1136
1137        /**
1138         * Mute operation
1139         */
1140        public static final String MUTE = "mute";
1141
1142        /**
1143         * Report spam operation
1144         */
1145        public static final String REPORT_SPAM = "report_spam";
1146
1147        /**
1148         * Report not spam operation
1149         */
1150        public static final String REPORT_NOT_SPAM = "report_not_spam";
1151
1152        /**
1153         * Report phishing operation
1154         */
1155        public static final String REPORT_PHISHING = "report_phishing";
1156
1157        /**
1158         * Discard drafts operation
1159         */
1160        public static final String DISCARD_DRAFTS = "discard_drafts";
1161
1162        /**
1163         * Update conversation folder(s) operation. ContentValues passed as part
1164         * of this update will be of the format (FOLDERS_UPDATED, csv of updated
1165         * folders) where the comma separated values of the updated folders will
1166         * be of the format: folderuri/ADD_VALUE. ADD_VALUE will be true if the
1167         * folder was added, false if it was removed.
1168         */
1169        public static final String FOLDERS_UPDATED = "folders_updated";
1170        public static final String FOLDERS_UPDATED_SPLIT_PATTERN = ",";
1171
1172        public static final class Parameters {
1173            /**
1174             * Boolean indicating whether the undo for this operation should be suppressed
1175             */
1176            public static final String SUPPRESS_UNDO = "suppress_undo";
1177
1178            private Parameters() {}
1179        }
1180
1181        private ConversationOperations() {
1182        }
1183    }
1184
1185    /**
1186     * Methods that can be "called" using the account uri, through
1187     * {@link android.content.ContentResolver#call()}  Note, the arg parmateter of call should be
1188     * the account uri.
1189     */
1190    public static final class AccountCallMethods {
1191        /**
1192         * Save message method.  The Bundle for the call to
1193         * {@link android.content.ContentResolver#call()} should have the columns specified in
1194         * {@link MessageColumns}, and if this is a save for an existing message, an entry for the
1195         * {@link MessageColumns#URI} should reference the existing message
1196         *
1197         * The Bundle returned will contain the message uri in the returned bundled with the
1198         * {@link MessageColumns#URI} key.
1199         */
1200        public static final String SAVE_MESSAGE = "save_message";
1201
1202        /**
1203         * Send message method.  The Bundle for the call to
1204         * {@link android.content.ContentResolver#call()} should have the columns specified in
1205         * {@link MessageColumns}, and if this is a send of an existing message, an entry for the
1206         * {@link MessageColumns#URI} should reference the existing message
1207         *
1208         * The Bundle returned will contain the message uri in the returned bundled with the
1209         * {@link MessageColumns#URI} key.
1210         */
1211        public static final String SEND_MESSAGE = "send_message";
1212
1213        /**
1214         * Change account method.  The Bundle for the call to
1215         * {@link android.content.ContentResolver#call()} should have the columns specified in
1216         * {@link SetCurrentAccountColumns}
1217         *
1218         * The Bundle returned will be empty.
1219         */
1220        public static final String SET_CURRENT_ACCOUNT = "set_current_account";
1221
1222        private AccountCallMethods() {}
1223    }
1224
1225    /**
1226     * Keys used for parameters to {@link AccountCallMethods#SEND_MESSAGE} or
1227     * {@link AccountCallMethods#SAVE_MESSAGE} methods.
1228     */
1229    public static final class SendOrSaveMethodParamKeys {
1230        /**
1231         * Bundle key used to store any opened file descriptors.
1232         * The keys of this Bundle are the contentUri for each attachment, and the
1233         * values are {@link android.os.ParcelFileDescriptor} objects.
1234         */
1235        public static final String OPENED_FD_MAP = "opened_fds";
1236
1237        private SendOrSaveMethodParamKeys() {}
1238    }
1239
1240    public static final class DraftType {
1241        public static final int NOT_A_DRAFT = 0;
1242        public static final int COMPOSE = 1;
1243        public static final int REPLY = 2;
1244        public static final int REPLY_ALL = 3;
1245        public static final int FORWARD = 4;
1246
1247        private DraftType() {}
1248    }
1249
1250    /**
1251     * Class for the enum values to determine whether this
1252     * string should be displayed as a high priority warning
1253     * or a low priority warning. The current design has
1254     * high priority warnings in red while low priority warnings
1255     * are grey.
1256     */
1257    public static final class SpamWarningLevel {
1258        public static final int NO_WARNING = 0;
1259        public static final int LOW_WARNING = 1;
1260        public static final int HIGH_WARNING = 2;
1261
1262        private SpamWarningLevel() {}
1263    }
1264
1265    /**
1266     * Class for the enum values to determine which type
1267     * of link to show in the spam warning.
1268     */
1269    public static final class SpamWarningLinkType {
1270        public static final int NO_LINK = 0;
1271        public static final int IGNORE_WARNING = 1;
1272        public static final int REPORT_PHISHING = 2;
1273
1274        private SpamWarningLinkType() {}
1275    }
1276
1277    public static final String[] MESSAGE_PROJECTION = {
1278        BaseColumns._ID,
1279        MessageColumns.SERVER_ID,
1280        MessageColumns.URI,
1281        MessageColumns.CONVERSATION_ID,
1282        MessageColumns.SUBJECT,
1283        MessageColumns.SNIPPET,
1284        MessageColumns.FROM,
1285        MessageColumns.TO,
1286        MessageColumns.CC,
1287        MessageColumns.BCC,
1288        MessageColumns.REPLY_TO,
1289        MessageColumns.DATE_RECEIVED_MS,
1290        MessageColumns.BODY_HTML,
1291        MessageColumns.BODY_TEXT,
1292        MessageColumns.EMBEDS_EXTERNAL_RESOURCES,
1293        MessageColumns.REF_MESSAGE_ID,
1294        MessageColumns.DRAFT_TYPE,
1295        MessageColumns.APPEND_REF_MESSAGE_CONTENT,
1296        MessageColumns.HAS_ATTACHMENTS,
1297        MessageColumns.ATTACHMENT_LIST_URI,
1298        MessageColumns.MESSAGE_FLAGS,
1299        MessageColumns.ALWAYS_SHOW_IMAGES,
1300        MessageColumns.READ,
1301        MessageColumns.SEEN,
1302        MessageColumns.STARRED,
1303        MessageColumns.QUOTE_START_POS,
1304        MessageColumns.ATTACHMENTS,
1305        MessageColumns.CUSTOM_FROM_ADDRESS,
1306        MessageColumns.MESSAGE_ACCOUNT_URI,
1307        MessageColumns.EVENT_INTENT_URI,
1308        MessageColumns.SPAM_WARNING_STRING,
1309        MessageColumns.SPAM_WARNING_LEVEL,
1310        MessageColumns.SPAM_WARNING_LINK_TYPE,
1311        MessageColumns.VIA_DOMAIN,
1312        MessageColumns.IS_SENDING
1313    };
1314
1315    /** Separates attachment info parts in strings in a message. */
1316    @Deprecated
1317    public static final String MESSAGE_ATTACHMENT_INFO_SEPARATOR = "\n";
1318    public static final String MESSAGE_LIST_TYPE =
1319            "vnd.android.cursor.dir/vnd.com.android.mail.message";
1320    public static final String MESSAGE_TYPE =
1321            "vnd.android.cursor.item/vnd.com.android.mail.message";
1322
1323    public static final int MESSAGE_ID_COLUMN = 0;
1324    public static final int MESSAGE_SERVER_ID_COLUMN = 1;
1325    public static final int MESSAGE_URI_COLUMN = 2;
1326    public static final int MESSAGE_CONVERSATION_URI_COLUMN = 3;
1327    public static final int MESSAGE_SUBJECT_COLUMN = 4;
1328    public static final int MESSAGE_SNIPPET_COLUMN = 5;
1329    public static final int MESSAGE_FROM_COLUMN = 6;
1330    public static final int MESSAGE_TO_COLUMN = 7;
1331    public static final int MESSAGE_CC_COLUMN = 8;
1332    public static final int MESSAGE_BCC_COLUMN = 9;
1333    public static final int MESSAGE_REPLY_TO_COLUMN = 10;
1334    public static final int MESSAGE_DATE_RECEIVED_MS_COLUMN = 11;
1335    public static final int MESSAGE_BODY_HTML_COLUMN = 12;
1336    public static final int MESSAGE_BODY_TEXT_COLUMN = 13;
1337    public static final int MESSAGE_EMBEDS_EXTERNAL_RESOURCES_COLUMN = 14;
1338    public static final int MESSAGE_REF_MESSAGE_ID_COLUMN = 15;
1339    public static final int MESSAGE_DRAFT_TYPE_COLUMN = 16;
1340    public static final int MESSAGE_APPEND_REF_MESSAGE_CONTENT_COLUMN = 17;
1341    public static final int MESSAGE_HAS_ATTACHMENTS_COLUMN = 18;
1342    public static final int MESSAGE_ATTACHMENT_LIST_URI_COLUMN = 19;
1343    public static final int MESSAGE_FLAGS_COLUMN = 20;
1344    public static final int MESSAGE_ALWAYS_SHOW_IMAGES_COLUMN = 21;
1345    public static final int MESSAGE_READ_COLUMN = 22;
1346    public static final int MESSAGE_SEEN_COLUMN = 23;
1347    public static final int MESSAGE_STARRED_COLUMN = 24;
1348    public static final int QUOTED_TEXT_OFFSET_COLUMN = 25;
1349    public static final int MESSAGE_ATTACHMENTS_COLUMN = 26;
1350    public static final int MESSAGE_CUSTOM_FROM_ADDRESS_COLUMN = 27;
1351    public static final int MESSAGE_ACCOUNT_URI_COLUMN = 28;
1352    public static final int MESSAGE_EVENT_INTENT_COLUMN = 29;
1353    public static final int MESSAGE_SPAM_WARNING_STRING_ID_COLUMN = 30;
1354    public static final int MESSAGE_SPAM_WARNING_LEVEL_COLUMN = 31;
1355    public static final int MESSAGE_SPAM_WARNING_LINK_TYPE_COLUMN = 32;
1356    public static final int MESSAGE_VIA_DOMAIN_COLUMN = 33;
1357    public static final int MESSAGE_IS_SENDING_COLUMN = 34;
1358
1359    public static final class CursorStatus {
1360        // The cursor is actively loading more data
1361        public static final int LOADING =      1 << 0;
1362
1363        // The cursor is currently not loading more data, but more data may be available
1364        public static final int LOADED =       1 << 1;
1365
1366        // An error occured while loading data
1367        public static final int ERROR =        1 << 2;
1368
1369        // The cursor is loaded, and there will be no more data
1370        public static final int COMPLETE =     1 << 3;
1371
1372        public static boolean isWaitingForResults(int cursorStatus) {
1373            return 0 != (cursorStatus & LOADING);
1374        }
1375    }
1376
1377
1378    public static final class CursorExtraKeys {
1379        /**
1380         * This integer column contains the staus of the message cursor.  The value will be
1381         * one defined in {@link CursorStatus}.
1382         */
1383        public static final String EXTRA_STATUS = "cursor_status";
1384
1385        /**
1386         * Used for finding the cause of an error.
1387         * TODO: define these values
1388         */
1389        public static final String EXTRA_ERROR = "cursor_error";
1390
1391
1392        /**
1393         * This integer column contains the total message count for this folder.
1394         */
1395        public static final String EXTRA_TOTAL_COUNT = "cursor_total_count";
1396    }
1397
1398    public static final class AccountCursorExtraKeys {
1399        /**
1400         * This integer column contains the staus of the account cursor.  The value will be
1401         * 1 if all accounts have been fully loaded or 0 if the account list hasn't been fully
1402         * initialized
1403         */
1404        public static final String ACCOUNTS_LOADED = "accounts_loaded";
1405    }
1406
1407
1408    public static final class MessageFlags {
1409        public static final int REPLIED =           1 << 2;
1410        public static final int FORWARDED =         1 << 3;
1411        public static final int CALENDAR_INVITE =   1 << 4;
1412    }
1413
1414    public static final class MessageColumns {
1415        /**
1416         * This string column contains a content provider URI that points to this single message.
1417         */
1418        public static final String URI = "messageUri";
1419        /**
1420         * This string column contains a server-assigned ID for this message.
1421         */
1422        public static final String SERVER_ID = "serverMessageId";
1423        public static final String CONVERSATION_ID = "conversationId";
1424        /**
1425         * This string column contains the subject of a message.
1426         */
1427        public static final String SUBJECT = "subject";
1428        /**
1429         * This string column contains a snippet of the message body.
1430         */
1431        public static final String SNIPPET = "snippet";
1432        /**
1433         * This string column contains the single email address (and optionally name) of the sender.
1434         */
1435        public static final String FROM = "fromAddress";
1436        /**
1437         * This string column contains a comma-delimited list of "To:" recipient email addresses.
1438         */
1439        public static final String TO = "toAddresses";
1440        /**
1441         * This string column contains a comma-delimited list of "CC:" recipient email addresses.
1442         */
1443        public static final String CC = "ccAddresses";
1444        /**
1445         * This string column contains a comma-delimited list of "BCC:" recipient email addresses.
1446         * This value will be null for incoming messages.
1447         */
1448        public static final String BCC = "bccAddresses";
1449        /**
1450         * This string column contains the single email address (and optionally name) of the
1451         * sender's reply-to address.
1452         */
1453        public static final String REPLY_TO = "replyToAddress";
1454        /**
1455         * This long column contains the timestamp (in millis) of receipt of the message.
1456         */
1457        public static final String DATE_RECEIVED_MS = "dateReceivedMs";
1458        /**
1459         * This string column contains the HTML form of the message body, if available. If not,
1460         * a provider must populate BODY_TEXT.
1461         */
1462        public static final String BODY_HTML = "bodyHtml";
1463        /**
1464         * This string column contains the plaintext form of the message body, if HTML is not
1465         * otherwise available. If HTML is available, this value should be left empty (null).
1466         */
1467        public static final String BODY_TEXT = "bodyText";
1468        public static final String EMBEDS_EXTERNAL_RESOURCES = "bodyEmbedsExternalResources";
1469        /**
1470         * This string column contains an opaque string used by the sendMessage api.
1471         */
1472        public static final String REF_MESSAGE_ID = "refMessageId";
1473        /**
1474         * This integer column contains the type of this draft, or zero (0) if this message is not a
1475         * draft. See {@link DraftType} for possible values.
1476         */
1477        public static final String DRAFT_TYPE = "draftType";
1478        /**
1479         * This boolean column indicates whether an outgoing message should trigger special quoted
1480         * text processing upon send. The value should default to zero (0) for protocols that do
1481         * not support or require this flag, and for all incoming messages.
1482         */
1483        public static final String APPEND_REF_MESSAGE_CONTENT = "appendRefMessageContent";
1484        /**
1485         * This boolean column indicates whether a message has attachments. The list of attachments
1486         * can be retrieved using the URI in {@link MessageColumns#ATTACHMENT_LIST_URI}.
1487         */
1488        public static final String HAS_ATTACHMENTS = "hasAttachments";
1489        /**
1490         * This string column contains the content provider URI for the list of
1491         * attachments associated with this message.
1492         */
1493        public static final String ATTACHMENT_LIST_URI = "attachmentListUri";
1494        /**
1495         * This long column is a bit field of flags defined in {@link MessageFlags}.
1496         */
1497        public static final String MESSAGE_FLAGS = "messageFlags";
1498        /**
1499         * This integer column represents whether the user has specified that images should always
1500         * be shown.  The value of "1" indicates that the user has specified that images should be
1501         * shown, while the value of "0" indicates that the user should be prompted before loading
1502         * any external images.
1503         */
1504        public static final String ALWAYS_SHOW_IMAGES = "alwaysShowImages";
1505
1506        /**
1507         * This boolean column indicates whether the message has been read
1508         */
1509        public static String READ = "read";
1510
1511        /**
1512         * This boolean column indicates whether the message has been seen
1513         */
1514        public static String SEEN = "seen";
1515
1516        /**
1517         * This boolean column indicates whether the message has been starred
1518         */
1519        public static String STARRED = "starred";
1520
1521        /**
1522         * This integer column represents the offset in the message of quoted
1523         * text. If include_quoted_text is zero, the value contained in this
1524         * column is invalid.
1525         */
1526        public static final String QUOTE_START_POS = "quotedTextStartPos";
1527
1528        /**
1529         * This string columns contains a JSON array of serialized {@link Attachment} objects.
1530         */
1531        public static final String ATTACHMENTS = "attachments";
1532        public static final String CUSTOM_FROM_ADDRESS = "customFrom";
1533        /**
1534         * Uri of the account associated with this message. Except in the case
1535         * of showing a combined view, this column is almost always empty.
1536         */
1537        public static final String MESSAGE_ACCOUNT_URI = "messageAccountUri";
1538        /**
1539         * Intent Uri to launch when the user wants to view an event in their calendar, or null.
1540         */
1541        public static final String EVENT_INTENT_URI = "eventIntentUri";
1542        /**
1543         * This string column contains the string for the spam
1544         * warning of this message, or null if there is no spam warning for the message.
1545         */
1546        public static final String SPAM_WARNING_STRING = "spamWarningString";
1547        /**
1548         * This integer column contains the level of spam warning of this message,
1549         * or zero (0) if this message does not have a warning level.
1550         * See {@link SpamWarningLevel} for possible values.
1551         */
1552        public static final String SPAM_WARNING_LEVEL = "spamWarningLevel";
1553        /**
1554         * This integer column contains the type of link for the spam warning
1555         * of this message, or zero (0) if this message does not have a link type.
1556         * See {@link SpamWarningLinkType} for possible values.
1557         */
1558        public static final String SPAM_WARNING_LINK_TYPE = "spamWarningLinkType";
1559        /**
1560         * This string column contains the string for the via domain
1561         * to be included if this message was sent via an alternate
1562         * domain. This column should be null if no via domain exists.
1563         */
1564        public static final String VIA_DOMAIN = "viaDomain";
1565        /**
1566         * This boolean column indicates whether the message is an outgoing message in the process
1567         * of being sent (will be zero for incoming messages and messages that are already sent).
1568         */
1569        public static final String IS_SENDING = "isSending";
1570
1571        private MessageColumns() {}
1572    }
1573
1574     public static final class SetCurrentAccountColumns {
1575        /**
1576         * This column contains the Account object Parcelable.
1577         */
1578        public static final String ACCOUNT = "account";
1579
1580        private SetCurrentAccountColumns() {}
1581    }
1582
1583    /**
1584     * List of operations that can can be performed on a message. These operations are applied
1585     * with {@link ContentProvider#update(Uri, ContentValues, String, String[])}
1586     * where the message uri is specified, and the ContentValues specifies the operation to
1587     * be performed, e.g. values.put(RESPOND_COLUMN, RESPOND_ACCEPT)
1588     * <p/>
1589     * Note not all UI providers will support these operations.
1590     */
1591    public static final class MessageOperations {
1592        /**
1593         * Respond to a calendar invitation
1594         */
1595        public static final String RESPOND_COLUMN = "respond";
1596
1597        public static final int RESPOND_ACCEPT = 1;
1598        public static final int RESPOND_TENTATIVE = 2;
1599        public static final int RESPOND_DECLINE = 3;
1600
1601        private MessageOperations() {
1602        }
1603    }
1604
1605    public static final String ATTACHMENT_LIST_TYPE =
1606            "vnd.android.cursor.dir/vnd.com.android.mail.attachment";
1607    public static final String ATTACHMENT_TYPE =
1608            "vnd.android.cursor.item/vnd.com.android.mail.attachment";
1609
1610    public static final String[] ATTACHMENT_PROJECTION = {
1611        AttachmentColumns.NAME,
1612        AttachmentColumns.SIZE,
1613        AttachmentColumns.URI,
1614        AttachmentColumns.CONTENT_TYPE,
1615        AttachmentColumns.STATE,
1616        AttachmentColumns.DESTINATION,
1617        AttachmentColumns.DOWNLOADED_SIZE,
1618        AttachmentColumns.CONTENT_URI,
1619        AttachmentColumns.THUMBNAIL_URI,
1620        AttachmentColumns.PREVIEW_INTENT_URI,
1621        AttachmentColumns.PROVIDER_DATA
1622    };
1623    private static final String EMAIL_SEPARATOR_PATTERN = "\n";
1624    public static final int ATTACHMENT_NAME_COLUMN = 0;
1625    public static final int ATTACHMENT_SIZE_COLUMN = 1;
1626    public static final int ATTACHMENT_URI_COLUMN = 2;
1627    public static final int ATTACHMENT_CONTENT_TYPE_COLUMN = 3;
1628    public static final int ATTACHMENT_STATE_COLUMN = 4;
1629    public static final int ATTACHMENT_DESTINATION_COLUMN = 5;
1630    public static final int ATTACHMENT_DOWNLOADED_SIZE_COLUMN = 6;
1631    public static final int ATTACHMENT_CONTENT_URI_COLUMN = 7;
1632    public static final int ATTACHMENT_THUMBNAIL_URI_COLUMN = 8;
1633    public static final int ATTACHMENT_PREVIEW_INTENT_COLUMN = 9;
1634
1635    /**
1636     * Valid states for the {@link AttachmentColumns#STATE} column.
1637     *
1638     */
1639    public static final class AttachmentState {
1640        /**
1641         * The full attachment is not present on device. When used as a command,
1642         * setting this state will tell the provider to cancel a download in
1643         * progress.
1644         * <p>
1645         * Valid next states: {@link #DOWNLOADING}, {@link #PAUSED}
1646         */
1647        public static final int NOT_SAVED = 0;
1648        /**
1649         * The most recent attachment download attempt failed. The current UI
1650         * design does not require providers to persist this state, but
1651         * providers must return this state at least once after a download
1652         * failure occurs. This state may not be used as a command.
1653         * <p>
1654         * Valid next states: {@link #DOWNLOADING}
1655         */
1656        public static final int FAILED = 1;
1657        /**
1658         * The attachment is currently being downloaded by the provider.
1659         * {@link AttachmentColumns#DOWNLOADED_SIZE} should reflect the current
1660         * download progress while in this state. When used as a command,
1661         * setting this state will tell the provider to initiate a download to
1662         * the accompanying destination in {@link AttachmentColumns#DESTINATION}
1663         * .
1664         * <p>
1665         * Valid next states: {@link #NOT_SAVED}, {@link #FAILED},
1666         * {@link #SAVED}
1667         */
1668        public static final int DOWNLOADING = 2;
1669        /**
1670         * The attachment was successfully downloaded to the destination in
1671         * {@link AttachmentColumns#DESTINATION}. If a provider later detects
1672         * that a download is missing, it should reset the state to
1673         * {@link #NOT_SAVED}. This state may not be used as a command on its
1674         * own. To move a file from cache to external, update
1675         * {@link AttachmentColumns#DESTINATION}.
1676         * <p>
1677         * Valid next states: {@link #NOT_SAVED}, {@link #PAUSED}
1678         */
1679        public static final int SAVED = 3;
1680        /**
1681         * This is only used as a command, not as a state. The attachment is
1682         * currently being redownloaded by the provider.
1683         * {@link AttachmentColumns#DOWNLOADED_SIZE} should reflect the current
1684         * download progress while in this state. When used as a command,
1685         * setting this state will tell the provider to initiate a download to
1686         * the accompanying destination in {@link AttachmentColumns#DESTINATION}
1687         * .
1688         */
1689        public static final int REDOWNLOADING = 4;
1690        /**
1691         * The attachment is either pending or paused in the download manager.
1692         * {@link AttachmentColumns#DOWNLOADED_SIZE} should reflect the current
1693         * download progress while in this state. This state may not be used as
1694         * a command on its own.
1695         * <p>
1696         * Valid next states: {@link #DOWNLOADING}, {@link #FAILED}
1697         */
1698        public static final int PAUSED = 5;
1699
1700        private AttachmentState() {}
1701    }
1702
1703    public static final class AttachmentDestination {
1704
1705        /**
1706         * The attachment will be or is already saved to the app-private cache partition.
1707         */
1708        public static final int CACHE = 0;
1709        /**
1710         * The attachment will be or is already saved to external shared device storage.
1711         * This value should be 1 since saveToSd is often used in a similar way
1712         */
1713        public static final int EXTERNAL = 1;
1714
1715        private AttachmentDestination() {}
1716    }
1717
1718    public static final class AttachmentColumns {
1719        /**
1720         * This string column is the attachment's file name, intended for display in UI. It is not
1721         * the full path of the file.
1722         */
1723        public static final String NAME = OpenableColumns.DISPLAY_NAME;
1724        /**
1725         * This integer column is the file size of the attachment, in bytes.
1726         */
1727        public static final String SIZE = OpenableColumns.SIZE;
1728        /**
1729         * This column is a {@link android.net.Uri} that can be queried to
1730         * monitor download state and progress for this individual attachment
1731         * (resulting cursor has one single row for this attachment).
1732         */
1733        public static final String URI = "uri";
1734        /**
1735         * This string column is the MIME type of the attachment.
1736         */
1737        public static final String CONTENT_TYPE = "contentType";
1738        /**
1739         * This integer column is the current downloading state of the
1740         * attachment as defined in {@link AttachmentState}.
1741         * <p>
1742         * Providers must accept updates to {@link #URI} with new values of
1743         * this column to initiate or cancel downloads.
1744         */
1745        public static final String STATE = "state";
1746        /**
1747         * This integer column is the file destination for the current download
1748         * in progress (when {@link #STATE} is
1749         * {@link AttachmentState#DOWNLOADING}) or the resulting downloaded file
1750         * ( when {@link #STATE} is {@link AttachmentState#SAVED}), as defined
1751         * in {@link AttachmentDestination}. This value is undefined in any
1752         * other state.
1753         * <p>
1754         * Providers must accept updates to {@link #URI} with new values of
1755         * this column to move an existing downloaded file.
1756         */
1757        public static final String DESTINATION = "destination";
1758        /**
1759         * This integer column is the current number of bytes downloaded when
1760         * {@link #STATE} is {@link AttachmentState#DOWNLOADING}. This value is
1761         * undefined in any other state.
1762         */
1763        public static final String DOWNLOADED_SIZE = "downloadedSize";
1764        /**
1765         * This column is a {@link android.net.Uri} that points to the
1766         * downloaded local file when {@link #STATE} is
1767         * {@link AttachmentState#SAVED}. This value is undefined in any other
1768         * state.
1769         */
1770        public static final String CONTENT_URI = "contentUri";
1771        /**
1772         * This column is a {@link android.net.Uri} that points to a local
1773         * thumbnail file for the attachment. Providers that do not support
1774         * downloading attachment thumbnails may leave this null.
1775         */
1776        public static final String THUMBNAIL_URI = "thumbnailUri";
1777        /**
1778         * This column is an {@link android.net.Uri} used in an
1779         * {@link android.content.Intent#ACTION_VIEW} Intent to launch a preview
1780         * activity that allows the user to efficiently view an attachment
1781         * without having to first download the entire file. Providers that do
1782         * not support previewing attachments may leave this null.
1783         */
1784        public static final String PREVIEW_INTENT_URI = "previewIntentUri";
1785        /**
1786         * This column contains provider-specific private data as JSON string.
1787         */
1788        public static final String PROVIDER_DATA = "providerData";
1789
1790        private AttachmentColumns() {}
1791    }
1792
1793    public static final class AttachmentContentValueKeys {
1794        public static final String RENDITION = "rendition";
1795        public static final String ADDITIONAL_PRIORITY = "additionalPriority";
1796        public static final String DELAY_DOWNLOAD = "delayDownload";
1797    }
1798
1799    /**
1800     * Indicates a version of an attachment.
1801     */
1802    public static final class AttachmentRendition {
1803
1804        /** A smaller or simpler version of the attachment, such as a scaled-down image or an HTML
1805         * version of a document. Not always available.
1806         */
1807        public static final int SIMPLE = 0;
1808        /**
1809         * The full version of an attachment if it can be handled on the device, otherwise the
1810         * preview.
1811         */
1812        public static final int BEST = 1;
1813
1814        public static int parseRendition(String rendition) {
1815            return rendition.equalsIgnoreCase("BEST") ? BEST : SIMPLE;
1816        }
1817
1818        public static String toString(int rendition) {
1819            return rendition == BEST ? "BEST" : "SIMPLE";
1820        }
1821    }
1822
1823    public static String getAttachmentTypeSetting() {
1824        // TODO: query the account to see what kinds of attachments it supports?
1825        return "com.google.android.gm.allowAddAnyAttachment";
1826    }
1827
1828    public static void incrementRecipientsTimesContacted(Context context, String addressString) {
1829        DataUsageStatUpdater statsUpdater = new DataUsageStatUpdater(context);
1830        ArrayList<String> recipients = new ArrayList<String>();
1831        if (TextUtils.isEmpty(addressString)) {
1832            return;
1833        }
1834        Rfc822Token[] tokens = Rfc822Tokenizer.tokenize(addressString);
1835        for (int i = 0; i < tokens.length;i++) {
1836            recipients.add(tokens[i].getAddress());
1837        }
1838        statsUpdater.updateWithAddress(recipients);
1839    }
1840
1841    public static final String[] UNDO_PROJECTION = {
1842        ConversationColumns.MESSAGE_LIST_URI
1843    };
1844    public static final int UNDO_MESSAGE_LIST_COLUMN = 0;
1845
1846    // Parameter used to indicate the sequence number for an undoable operation
1847    public static final String SEQUENCE_QUERY_PARAMETER = "seq";
1848
1849    /**
1850     * Parameter used to force UI notifications in an operation involving
1851     * {@link ConversationOperations#OPERATION_KEY}.
1852     */
1853    public static final String FORCE_UI_NOTIFICATIONS_QUERY_PARAMETER = "forceUiNotifications";
1854
1855    public static final String AUTO_ADVANCE_MODE_OLDER = "older";
1856    public static final String AUTO_ADVANCE_MODE_NEWER = "newer";
1857    public static final String AUTO_ADVANCE_MODE_LIST = "list";
1858
1859    /**
1860     * Settings for auto advancing when the current conversation has been destroyed.
1861     */
1862    public static final class AutoAdvance {
1863        /** No setting specified. */
1864        public static final int UNSET = 0;
1865        /** Go to the older message (if available) */
1866        public static final int OLDER = 1;
1867        /** Go to the newer message (if available) */
1868        public static final int NEWER = 2;
1869        /** Go back to conversation list*/
1870        public static final int LIST = 3;
1871        /** The default option is to go to the list */
1872        public static final int DEFAULT = LIST;
1873
1874        /**
1875         * Gets the int value for the given auto advance setting.
1876         *
1877         * @param autoAdvanceSetting The string setting, such as "newer", "older", "list"
1878         */
1879        public static int getAutoAdvanceInt(final String autoAdvanceSetting) {
1880            final int autoAdvance;
1881
1882            if (AUTO_ADVANCE_MODE_NEWER.equals(autoAdvanceSetting)) {
1883                autoAdvance = UIProvider.AutoAdvance.NEWER;
1884            } else if (AUTO_ADVANCE_MODE_OLDER.equals(autoAdvanceSetting)) {
1885                autoAdvance = UIProvider.AutoAdvance.OLDER;
1886            } else if (AUTO_ADVANCE_MODE_LIST.equals(autoAdvanceSetting)) {
1887                autoAdvance = UIProvider.AutoAdvance.LIST;
1888            } else {
1889                autoAdvance = UIProvider.AutoAdvance.UNSET;
1890            }
1891
1892            return autoAdvance;
1893        }
1894    }
1895
1896    /**
1897     * Settings for what swipe should do.
1898     */
1899    public static final class Swipe {
1900        /** Archive or remove label, if available. */
1901        public static final int ARCHIVE = 0;
1902        /** Delete */
1903        public static final int DELETE = 1;
1904        /** No swipe */
1905        public static final int DISABLED = 2;
1906        /** Default is delete */
1907        public static final int DEFAULT = ARCHIVE;
1908    }
1909
1910    /**
1911     * Settings for Conversation view mode.
1912     */
1913    public static final class ConversationViewMode {
1914        /**
1915         * The user hasn't specified a mode.
1916         */
1917        public static final int UNDEFINED = -1;
1918        /**
1919         * Default to fit the conversation to screen view
1920         */
1921        public static final int OVERVIEW = 0;
1922        /**
1923         * Conversation text size should be the device default, and wide conversations may
1924         * require panning
1925         */
1926        public static final int READING = 1;
1927    }
1928
1929    public static final class SnapHeaderValue {
1930        public static final int ALWAYS = 0;
1931        public static final int PORTRAIT_ONLY = 1;
1932        public static final int NEVER = 2;
1933    }
1934
1935    public static final class MessageTextSize {
1936        public static final int TINY = -2;
1937        public static final int SMALL = -1;
1938        public static final int NORMAL = 0;
1939        public static final int LARGE = 1;
1940        public static final int HUGE = 2;
1941    }
1942
1943    public static final class DefaultReplyBehavior {
1944        public static final int REPLY = 0;
1945        public static final int REPLY_ALL = 1;
1946    }
1947
1948    /**
1949     * Action for an intent used to update/create new notifications.  The mime type of this
1950     * intent should be set to the mimeType of the account that is generating this notification.
1951     * An intent of this action is required to have the following extras:
1952     * {@link UpdateNotificationExtras#EXTRA_FOLDER} {@link UpdateNotificationExtras#EXTRA_ACCOUNT}
1953     */
1954    public static final String ACTION_UPDATE_NOTIFICATION =
1955            "com.android.mail.action.update_notification";
1956
1957    public static final class UpdateNotificationExtras {
1958        /**
1959         * Parcelable extra containing a {@link Uri} to a {@link Folder}
1960         */
1961        public static final String EXTRA_FOLDER = "notification_extra_folder";
1962
1963        /**
1964         * Parcelable extra containing a {@link Uri} to an {@link Account}
1965         */
1966        public static final String EXTRA_ACCOUNT = "notification_extra_account";
1967
1968        /**
1969         * Integer extra containing the update unread count for the account/folder.
1970         * If this value is 0, the UI will not block the intent to allow code to clear notifications
1971         * to run.
1972         */
1973        public static final String EXTRA_UPDATED_UNREAD_COUNT = "notification_updated_unread_count";
1974    }
1975
1976    public static final class EditSettingsExtras {
1977        /**
1978         * Parcelable extra containing account for which the user wants to
1979         * modify settings
1980         */
1981        public static final String EXTRA_ACCOUNT = "extra_account";
1982
1983        /**
1984         * Parcelable extra containing folder for which the user wants to
1985         * modify settings
1986         */
1987        public static final String EXTRA_FOLDER = "extra_folder";
1988
1989        /**
1990         * Boolean extra which is set true if the user wants to "manage folders"
1991         */
1992        public static final String EXTRA_MANAGE_FOLDERS = "extra_manage_folders";
1993    }
1994
1995    public static final class SendFeedbackExtras {
1996        /**
1997         * Optional boolean extras which indicates that the user is reporting a problem.
1998         */
1999        public static final String EXTRA_REPORTING_PROBLEM = "reporting_problem";
2000        /**
2001         * Optional Parcelable extra containing the screenshot of the screen where the user
2002         * is reporting a problem.
2003         */
2004        public static final String EXTRA_SCREEN_SHOT = "screen_shot";
2005    }
2006
2007    public static final class ViewProxyExtras {
2008        /**
2009         * Uri extra passed to the proxy which indicates the original Uri that was intended to be
2010         * viewed.
2011         */
2012        public static final String EXTRA_ORIGINAL_URI = "original_uri";
2013        /**
2014         * Parcelable extra passed to the proxy which indicates the account being viewed from.
2015         */
2016        public static final String EXTRA_ACCOUNT = "account";
2017        /**
2018         * String extra passed from the proxy which indicates the salt used to generate the digest.
2019         */
2020        public static final String EXTRA_SALT = "salt";
2021        /**
2022         * Byte[] extra passed from the proxy which indicates the digest of the salted account name.
2023         */
2024        public static final String EXTRA_ACCOUNT_DIGEST = "digest";
2025    }
2026}
2027