Tizen.Applications/Tizen.Applications/Actor.cs

   1 /// Copyright 2016 by Samsung Electronics, Inc.,
   2 ///
   3 /// This software is the confidential and proprietary information
   4 /// of Samsung Electronics, Inc. ("Confidential Information"). You
   5 /// shall not disclose such Confidential Information and shall use
   6 /// it only in accordance with the terms of the license agreement
   7 /// you entered into with Samsung.
   8
   9
  10 using System;
  11 using Tizen.UI;
  12
  13 namespace Tizen.Applications
  14 {
  15     /// <summary>
  16     ///
  17     /// </summary>
  18     public abstract class Actor : Context
  19     {
  20         private ActorState _state = ActorState.None;
  21
  22         /// <summary>
  23         ///
  24         /// </summary>
  25         public event EventHandler Created;
  26
  27         /// <summary>
  28         ///
  29         /// </summary>
  30         public event EventHandler Started;
  31
  32         /// <summary>
  33         ///
  34         /// </summary>
  35         public event EventHandler Resumed;
  36
  37         /// <summary>
  38         ///
  39         /// </summary>
  40         public event EventHandler Paused;
  41
  42         /// <summary>
  43         ///
  44         /// </summary>
  45         public event EventHandler Destroyed;
  46
  47         private enum ActorState
  48         {
  49             None = 0,
  50             Created = 1,
  51             Started = 2,
  52             Resumed = 3,
  53             Pasued = 4
  54         }
  55
  56         internal Guid TaskId { get; set; }
  57
  58         /// <summary>
  59         ///
  60         /// </summary>
  61         internal protected Page MainPage { get; set; }
  62
  63         internal void OnCreate(Guid taskId, AppControl control)
  64         {
  65             if (_state != ActorState.Created)
  66             {
  67                 TaskId = taskId;
  68                 _control = control;
  69                 _state = ActorState.Created;
  70                 if (Created != null)
  71                 {
  72                     Created(this, EventArgs.Empty);
  73                 }
  74             }
  75         }
  76
  77         internal void OnStart()
  78         {
  79             if (_state != ActorState.Started)
  80             {
  81                 _state = ActorState.Started;
  82                 if (Started != null)
  83                 {
  84                     Started(this, EventArgs.Empty);
  85                 }
  86             }
  87         }
  88
  89         internal void OnPause()
  90         {
  91             if (_state != ActorState.Pasued)
  92             {
  93                 _state = ActorState.Pasued;
  94                 if (Paused != null)
  95                 {
  96                     Paused(this, EventArgs.Empty);
  97                 }
  98             }
  99         }
 100
 101         internal void OnResume()
 102         {
 103             if (_state != ActorState.Resumed)
 104             {
 105                 _state = ActorState.Resumed;
 106                 if (Resumed != null)
 107                 {
 108                     Resumed(this, EventArgs.Empty);
 109                 }
 110                 MainPage.Show();
 111             }
 112         }
 113
 114         internal void OnDestroy()
 115         {
 116             if (_state != ActorState.None)
 117             {
 118                 _state = ActorState.None;
 119                 if (Destroyed != null)
 120                 {
 121                     Destroyed(this, EventArgs.Empty);
 122                 }
 123             }
 124         }
 125     }
 126 }
 127