ppapi/api/private/ppb_talk_private.idl

   1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2  * Use of this source code is governed by a BSD-style license that can be
   3  * found in the LICENSE file.
   4  */
   5
   6 /**
   7  * This file contains the <code>PPB_Talk_Private</code> interface.
   8  */
   9 label Chrome {
  10   M19 = 1.0,
  11   M29 = 2.0
  12 };
  13
  14 /**
  15  * The type of permissions that can be requested from the user.
  16  */
  17 [assert_size(4)]
  18 enum PP_TalkPermission {
  19   /**
  20    * Request permission for screencast.
  21    */
  22   PP_TALKPERMISSION_SCREENCAST,
  23   /**
  24    * Request permission for Remote Desktop.
  25    */
  26   PP_TALKPERMISSION_REMOTING,
  27   /**
  28    * Request permission for continuing Remote Desktop.
  29    */
  30   PP_TALKPERMISSION_REMOTING_CONTINUE,
  31   /**
  32    * Number of permissions.
  33    */
  34   PP_TALKPERMISSION_NUM_PERMISSIONS
  35 };
  36
  37 /**
  38  * Talk event types reported by the browser.
  39  */
  40 [assert_size(4)]
  41 enum PP_TalkEvent {
  42   /**
  43    * Indicates that the user took action to terminate the remoting session.
  44    */
  45   PP_TALKEVENT_TERMINATE,
  46   /**
  47    * Indicates that an error occurred (e.g. failed to show the UI).
  48    */
  49   PP_TALKEVENT_ERROR,
  50   /**
  51    * Number of events
  52    */
  53   PP_TALKEVENT_NUM_EVENTS
  54 };
  55
  56 /**
  57  * Callback for Talk events.
  58  */
  59 typedef void PP_TalkEventCallback([inout] mem_t user_data,
  60                                   [in] PP_TalkEvent event);
  61
  62 /**
  63  * Extra interface for Talk.
  64  */
  65 interface PPB_Talk_Private {
  66   /**
  67    * Creates a Talk_Private resource.
  68    */
  69   [version=1.0]
  70   PP_Resource Create(PP_Instance instance);
  71
  72   /**
  73    * Displays confirmation dialog for screencasting.
  74    *
  75    * The callback will be issued with 1 as the result if the user gave
  76    * permission, or 0 if the user denied.
  77    *
  78    * You can only have one call pending. It will return PP_OK_COMPLETIONPENDING
  79    * if the request is queued, or PP_ERROR_INPROGRESS if there is already a
  80    * request in progress.
  81    *
  82    * (Deprecated in 2.0. Please us RequestPermission instead.)
  83    */
  84   [version=1.0, deprecate=2.0]
  85   int32_t GetPermission(
  86       [in] PP_Resource talk_resource,
  87       [in] PP_CompletionCallback callback);
  88
  89   /**
  90    * Requests permission from the user using a system modal dialog.
  91    *
  92    * <code>permission</code> specifies the type of permission to request from
  93    * the user.
  94    *
  95    * <code>callback</code> is the completion callback. It will be issued with 1
  96    * as the result if the user gave permission, or 0 if the user denied.
  97    *
  98    * You can only have one call pending. It will return PP_OK_COMPLETIONPENDING
  99    * if the request is queued, or PP_ERROR_INPROGRESS if there is already a
 100    * request in progress.
 101    */
 102   [version=2.0]
 103   int32_t RequestPermission(
 104       [in] PP_Resource talk_resource,
 105       [in] PP_TalkPermission permission,
 106       [in] PP_CompletionCallback callback);
 107
 108   /**
 109    * Shows the remoting-in-progress UI and registers a callback for events.
 110    *
 111    * <code>event_callback</code> is the callback for session releated events.
 112    * It will only start receiving events after the completion callback has been
 113    * issued. This callback will be called on the pepper main thread.
 114    *
 115    * <code>user_data</code> is an opaque value used when
 116    * <code>event_callback</code> is invoked.
 117    *
 118    * <code>callback</code> is the completion callback.
 119    *
 120    * You can only have one call pending. It will return PP_OK_COMPLETIONPENDING
 121    * if the request is queued, or PP_ERROR_INPROGRESS if there is already a
 122    * request in progress. PP_ERROR_INPROGRESS will also be returned if a
 123    * previous call to StartRemoting succeeded without a corresponding
 124    * StopRemoting call.
 125    */
 126   [version=2.0]
 127   int32_t StartRemoting(
 128       [in] PP_Resource talk_resource,
 129       [in] PP_TalkEventCallback event_callback,
 130       [inout] mem_t user_data,
 131       [in] PP_CompletionCallback callback);
 132
 133   /**
 134    * Hides the remoting-in-progress UI and unregisters the event callback.
 135    *
 136    * <code>callback</code> is the completion callback.
 137    */
 138   [version=2.0]
 139   int32_t StopRemoting(
 140       [in] PP_Resource talk_resource,
 141       [in] PP_CompletionCallback callback);
 142 };