DXR is a code search and navigation tool aimed at making sense of large projects. It supports full-text and regex searches as well as structural queries.

Mercurial (379a2370cd89)

VCS Links

Line Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is
 * the Mozilla Foundation.
 * Portions created by the Initial Developer are Copyright (C) 2008
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   David Ascher <dascher@mozillamessaging.com>
 *   Emre Birol <emrebirol@gmail.com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#include "nsISupports.idl"
#include "nsISupportsPrimitives.idl"

interface nsIActivityListener;
interface nsIActivity;
interface nsIActivityProcess;
interface nsIActivityEvent;
interface nsIActivityWarning;
interface nsIVariant;
interface nsISupportsPRTime;

/**
 * See https://wiki.mozilla.org/Thunderbird:Activity_Manager/Developer for UML
 * diagram and sample codes.
 */

/**
 * Background:
 * Activity handlers define the behavioral capabilities of the activities. They
 * are used by the Activity Manager to change the execution flow of the activity
 * based on the user interaction. They are not mandatory, but when set, causes
 * behavioral changes on the binding representing the activity, such as showing
 * a cancel button, etc. The following handlers are currently supported;
 */
 
/**
 * The handler to invoke when the recover button is pressed. Used by a Warning
 * to recover from the situation causing the warning. For instance, recovery
 * action for a "Over Quota Limit" warning, would be to cleanup some disk space,
 * and this operation can be implemented and set by the activity developer in
 * form of nsIActivityRecoveryHandler component.
 */
[scriptable, uuid(30E0A76F-880A-4093-8F3C-AF2239977A3D)]
interface nsIActivityRecoveryHandler : nsISupports {
  nsresult recover(in nsIActivityWarning aActivity);
};

/**
 * The handler to invoke when the cancel button is pressed. Used by a Process to
 * cancel the operation.
 */
[scriptable, uuid(35ee2461-70db-4b3a-90d0-7a68c856e911)]
interface nsIActivityCancelHandler : nsISupports {
  nsresult cancel(in nsIActivityProcess aActivity);
};

/**
 * The handler to invoke when the pause button is pressed. Used by a Process to
 * pause/resume the operation.
 */
[scriptable, uuid(9eee22bf-5378-460e-83a7-781cdcc9050b)]
interface nsIActivityPauseHandler : nsISupports {
  nsresult pause(in nsIActivityProcess aActivity);
  nsresult resume(in nsIActivityProcess aActivity);
};

/**
 * The handler to invoke when the retry button is pressed. Used by a Process to
 * retry the operation in case of failure.
 */
[scriptable, uuid(8ec42517-951f-4bc0-aba5-fde7258b1705)]
interface nsIActivityRetryHandler : nsISupports {
  nsresult retry(in nsIActivityProcess aActivity);
};

/**
 * The handler to invoke when the undo button is pressed. Used by a Event to
 * undo the operation generated the event.
 */
[scriptable, uuid(b8632ac7-9d8b-4341-a349-ef000e8c89ac)]
interface nsIActivityUndoHandler : nsISupports {
  nsresult undo(in nsIActivityEvent aActivity);
};

/**
 * Base interface of all activity interfaces. It is abstract in a sense that
 * there is no component in the activity management system that solely
 * implements this interface.
 */
[scriptable, uuid(6CD33E65-B2D8-4634-9B6D-B80BF1273E99)]
interface nsIActivity : nsISupports {
  
  /**
   * Shows the activity as a standalone item.
   */
  const short GROUPING_STYLE_STANDALONE = 1;

  /**
   * Groups activity by its context.
   */
  const short GROUPING_STYLE_BYCONTEXT = 2;
  
  /**
   * Internal ID given by the activity manager when
   * added into the activity list.  Not readonly so that
   * the activity manager can write to them, but not to be written to
   * by anyone else.
   */
  attribute unsigned long id;
  
  // Following attributes change the UI characteristics of the activity
  
  /**
   * A brief description of the activity, to be shown by the
   * associated binding (XBL) in the Activity Manager window.
   */
  readonly attribute AString displayText;
  
  /**
   * Changes the default icon associated with the activity. Core activity
   * icons are declared in |mail/themes/<themename>/mail/activity/activity.css|
   * files.
   *
   * Extension developers can add and assign their own icons by setting
   * this attribute.
   */
  attribute AString iconClass;
  
  /**
   * Textual id of the XBL binding that will be used to represent the
   * activity in the Activity Manager window.
   *
   * This attribute allows to associate default activity components
   * with custom XBL bindings. See |activity.xml| file for default
   * activity XBL bindings, and |activity.css| file for default binding
   * associations.
   */
  attribute AString bindingName;
  
  /**
   * Defines the grouping style of the activity when being shown in the
   * activity manager window:
   *  GROUPING_STYLE_STANDALONE or GROUPING_STYLE_BYCONTEXT
   */
  attribute short groupingStyle;
  
  /**
   * A text value to associate a facet type with the activity. If empty,
   * the activity will be shown in the 'Misc' section.
   */
  attribute AString facet;
  
  // UI related attributes end.
  
  /**
   * Gets the initiator of the activity. An initiator represents an object
   * that generates and controls the activity. For example, Copy Service can be
   * the initiator of the copy, and move activities. Similarly Gloda can be the
   * initiator of indexing activity, etc.
   *
   * This attribute is used mostly by handler components to change the execution
   * flow of the activity such as canceling, pausing etc. Since not used by the
   * Activity Manager, it is not mandatory to set it.
   *
   * An initiator can be any JS Object or an XPCOM component that provides an
   * nsIVariant interface.
   */
  readonly attribute nsIVariant initiator;
  
  /**
   * Adds an object to the activity's internal subject list. Subject list
   * provides argument(s) to activity handlers to complete their operation.
   * For example, nsIActivityUndoHandler needs the source and destination
   * folders to undo a move operation.
   *
   * Since subjects are not used by the Activity Manager, it is up to the
   * activity developer to provide these objects.
   *
   * A subject can be any JS object or XPCOM component that supports nsIVariant
   * interface.
   */
  void addSubject(in nsIVariant aSubject);
  
  /**
   * Retrieves all subjects associated with this activity.
   *
   * @return The list of subject objects associated by the activity.
   */
  void getSubjects(out unsigned long length, [retval, array,
                   size_is(length)] out nsIVariant aSubjects);
  
  /*
   * Background:
   *  A context is a generic concept that is used to group the processes and
   *  warnings having similar properties such as same imap server, same smtp
   *  server etc.
   *  A context is uniquely identified by its "type" and "object" attributes.
   *  Each activity that has the same context type and object are considered
   *  belong to the same logical group, context.
   *
   *  There are 4 predefined context types known by the Activity Manager:
   *  Account, Smtp, Calendar, and Addressbook. The most common context type
   *  for activities is the "Account Context" and when combined with an account
   *  server instance, it allows to group different activities happening on the
   *  the same account server.
   */
  
  /**
   * Sets and gets the context object of the activity. A context object can be
   * any JS object or XPCOM component that supports nsIVariant interface.
   */
  attribute nsIVariant contextObj;
  
  /**
   * Sets and gets the context type of the activity. If this is set, then
   * the contextDisplayText should also be set.
   */
  attribute AString contextType;

  /**
   * Return the displayText to be used for the context
   **/
  attribute AString contextDisplayText;

  /**
   * Adds a listener. See nsIActivityListener below.
   */
  void addListener(in nsIActivityListener aListener);

  /**
   * Removes the given listener. See nsIActivityListener below.
   */
  void removeListener(in nsIActivityListener aListener);
};


/**
 * A Process represents an on-going activity.
 */
[scriptable, uuid(9DC7CA67-828D-4AFD-A5C6-3ECE091A98B8)]
interface nsIActivityProcess : nsIActivity {
  
  /**
   * Default state for uninitialized process activity
   * object.
   */
  const short STATE_NOTSTARTED = -1;

  /**
   * Activity is currently in progress.
   */
  const short STATE_INPROGRESS = 0;

  /**
   * Activity is completed.
   */
  const short STATE_COMPLETED = 1;

  /**
   * Activity was canceled by the user.
   * (same as completed)
   */
  const short STATE_CANCELED = 2;

  /**
   * Activity was paused by the user.
   */
  const short STATE_PAUSED = 3;
  
  /**
   * Activity waits for the user input's to retry.
   * (i.e. login password)
   */
  const short STATE_WAITINGFORINPUT = 4;

  /**
   * Activity is ready for an automatic or manual retry.
   */
  const short STATE_WAITINGFORRETRY = 5;
  
  /**
   * The state of the activity.
   * See above for possible values.
   * @exception NS_ERROR_ILLEGAL_VALUE if the state isn't one of the states
   *   defined above.
   */
  attribute short state;
    
  /**
   * The percentage of activity completed.
   * If the max value is unknown it'll be -1 here.
   */
  readonly attribute long percentComplete;
  
  /**
   * A brief text about the process' status.
   */
  readonly attribute AString lastStatusText;
  
  /**
   * The amount of work units completed so far.
   */
  readonly attribute unsigned long workUnitComplete;
  
  /**
   * Total amount of work units.
   */
  readonly attribute unsigned long totalWorkUnits;

  /**
   * The starting time of the process.
   * 64-bit signed integers relative to midnight (00:00:00), January 1, 1970
   * Greenwich Mean Time (GMT). (GMT is also known as Coordinated Universal
   * Time, UTC.). The units of time are in microseconds.
   *
   * In JS Date.now(), in C++ PR_Now() / PR_USEC_PER_MSEC can be used to set
   * this value.
   */
  readonly attribute long long startTime;

  /**
   * The handler to invoke when the cancel button is pressed. If present
   * (non-null), the activity can be canceled and a cancel button will be
   * displayed to the user.  If null, it cannot be canceled and no button will
   * be displayed.
   */
  attribute nsIActivityCancelHandler cancelHandler;
  
  /**
   * The handler to invoke when the pause button is pressed. If present
   * (non-null), the activity can be pauseable and a pause button will be
   * displayed to the user.  If null, it cannot be paused and no button will
   * be displayed.
   */
  attribute nsIActivityPauseHandler pauseHandler;
  
  /**
   * The handler to invoke when the retry button is pressed. If present
   * (non-null), the activity can be retryable and a retry button will be
   * displayed to the user.  If null, it cannot be retried and no button will
   * be displayed.
   */
  attribute nsIActivityRetryHandler retryHandler;
  
  /**
   * Updates the activity progress info.
   *
   * @param aStatusText A localized text describing the current status of the
   *                    process
   * @param aWorkUnitComplete The amount of work units completed. Not used by
   *                          Activity Manager or default binding for any
   *                          purpose.
   * @param aTotalWorkUnits Total amount of work units. Not used by
   *                        Activity Manager or default binding for any
   *                        purpose. If set to zero, this indicates that the
   *                        number of work units is unknown, and the percentage
   *                        attribute will be set to -1.
   */
  void setProgress(in AString aStatusText,
                   in unsigned long aWorkUnitComplete,
                   in unsigned long aTotalWorkUnits);
  
  /**
   * Component initialization method.
   *
   * @param aDisplayText A localized text to be shown on the Activity Manager
   *                     window
   * @param aInitiator The initiator of the process
   */
  void init(in AString aDisplayText, in nsIVariant aInitiator);
};

/**
 * Historical actions performed by the user, by extensions or by the system.
 */
[scriptable, uuid(5B1B0D03-2820-4E37-8BF8-102AFDE4FC45)]
interface nsIActivityEvent : nsIActivity {
  
  /**
   * Any localized textual information related to this event.
   * It is shown at the bottom of the displayText area.
   */
  readonly attribute AString statusText;
  
  /**
   * The starting time of the event.
   * 64-bit signed integers relative to midnight (00:00:00), January 1, 1970
   * Greenwich Mean Time (GMT). (GMT is also known as Coordinated Universal
   * Time, UTC.). The units of time are in microseconds.
   *
   * In JS Date.now(), in C++ PR_Now() / PR_USEC_PER_MSEC can be used to set
   * this value.
   */
  readonly attribute long long startTime;
  
  /**
   * The completion time of the event in microseconds.
   * 64-bit signed integers relative to midnight (00:00:00), January 1, 1970
   * Greenwich Mean Time (GMT). (GMT is also known as Coordinated Universal
   * Time, UTC.). The units of time are in microseconds.
   *
   * In JS Date.now(), in C++ PR_Now() / PR_USEC_PER_MSEC can be used to set
   * this value.
   */
  readonly attribute long long completionTime;
  
  /**
   * The handler to invoke when the undo button is pressed.  If present
   * (non-null), the activity can be undoable and an undo button will be
   * displayed to the user.  If null, it cannot be undone and no button will
   * be displayed.
   */
  attribute nsIActivityUndoHandler undoHandler;
  
  /**
   * Component initialization method.
   *
   * @param aDisplayText Any localized text describing the event and its context
   * @param aInitiator The initiator of the event
   * @param aStatusText Any localized additional information about the event
   * @param aStartTime The starting time of the event
   * @param aCompletionTime The completion time of the event
   */
  void init(in AString aDisplayText, in nsIVariant aInitiator,
            in AString aStatusText, in long long aStartTime,
            in long long aCompletionTime);
};

[scriptable, uuid(8265833e-c604-4585-a43c-a76bd8ed3a8c)]
interface nsIActivityWarning : nsIActivity {
  
  /**
   * Any localized textual information related to this warning.
   */
  readonly attribute AString warningText;
  
  /**
   * The time of the warning.
   * 64-bit signed integers relative to midnight (00:00:00), January 1, 1970
   * Greenwich Mean Time (GMT). (GMT is also known as Coordinated Universal
   * Time, UTC.). The units of time are in microseconds.
   *
   * In JS Date.now(), in C++ PR_Now() / PR_USEC_PER_MSEC can be used to set
   * this value.
   */
  readonly attribute long long time;
  
  /**
   * Recovery tip of the warning, localized.
   */
  readonly attribute AString recoveryTipText;
  
  /**
   * The handler to invoke when the recover button is pressed.  If present
   * (non-null), the activity can be recoverable and a recover button will be
   * displayed to the user.  If null, it cannot be recovered and no button will
   * be displayed.
   */
  attribute nsIActivityRecoveryHandler recoveryHandler;
  
  /**
   * Component initialization method.
   *
   * @param aWarningText The localized text that will be shown on the display
   *                     area
   * @param aInitiator The initiator of the warning
   * @param aRecoveryTip A localized textual information to guide the user in
   *                     order to recover from the warning situation.
   */
  void init(in AString aWarningText, in nsIVariant aInitiator,
            in AString aRecoveryTip);
};

[scriptable, uuid(bd11519f-b297-4b34-a793-1861dc90d5e9)]
interface nsIActivityListener : nsISupports {
  /**
   * Triggered after activity state is changed.
   */
  void onStateChanged(in nsIActivity aActivity, in short aOldState);
  
  /**
   * Triggered after the progress of the process activity is changed.
   */
  void onProgressChanged(in nsIActivity aActivity,
                         in AString aStatusText,
                         in unsigned long aWorkUnitsCompleted,
                         in unsigned long aTotalWorkUnits);
  
  /**
   * Triggered after one of the activity handler is set.
   *
   * This is mostly used to update the UI of the activity when
   * one of the handler is set to null after the operation is completed.
   * For example after the activity is undoed, to make the undo button
   * invisible.
   */
  void onHandlerChanged(in nsIActivity aActivity);
};