src/Tizen.NUI/src/internal/ObjectRegistry.cs

   1 /*
   2  * Copyright(c) 2017 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17 using System;
  18 using System.Runtime.InteropServices;
  19
  20 namespace Tizen.NUI
  21 {
  22     internal class ObjectRegistry : BaseHandle
  23     {
  24
  25         internal ObjectRegistry(global::System.IntPtr cPtr, bool cMemoryOwn) : base(Interop.ObjectRegistry.ObjectRegistry_SWIGUpcast(cPtr), cMemoryOwn)
  26         {
  27         }
  28
  29         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(ObjectRegistry obj)
  30         {
  31             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  32         }
  33
  34         protected override void ReleaseSwigCPtr(System.Runtime.InteropServices.HandleRef swigCPtr)
  35         {
  36             Interop.ObjectRegistry.delete_ObjectRegistry(swigCPtr);
  37         }
  38
  39         /// <since_tizen> 3 </since_tizen>
  40         public class ObjectCreatedEventArgs : EventArgs
  41         {
  42             private BaseHandle _baseHandle;
  43
  44             /// <since_tizen> 3 </since_tizen>
  45             public BaseHandle BaseHandle
  46             {
  47                 get
  48                 {
  49                     return _baseHandle;
  50                 }
  51                 set
  52                 {
  53                     _baseHandle = value;
  54                 }
  55             }
  56         }
  57
  58         /// <since_tizen> 3 </since_tizen>
  59         public class ObjectDestroyedEventArgs : EventArgs
  60         {
  61             private RefObject _refObject;
  62
  63             /// <since_tizen> 3 </since_tizen>
  64             public RefObject RefObject
  65             {
  66                 get
  67                 {
  68                     return _refObject;
  69                 }
  70                 set
  71                 {
  72                     _refObject = value;
  73                 }
  74             }
  75         }
  76
  77         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
  78         private delegate void ObjectCreatedEventCallbackDelegate(IntPtr baseHandle);
  79         private DaliEventHandler<object, ObjectCreatedEventArgs> _objectRegistryObjectCreatedEventHandler;
  80         private ObjectCreatedEventCallbackDelegate _objectRegistryObjectCreatedEventCallbackDelegate;
  81
  82         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
  83         private delegate void ObjectDestroyedEventCallbackDelegate(IntPtr fefObject);
  84         private DaliEventHandler<object, ObjectDestroyedEventArgs> _objectRegistryObjectDestroyedEventHandler;
  85         private ObjectDestroyedEventCallbackDelegate _objectRegistryObjectDestroyedEventCallbackDelegate;
  86
  87         public event DaliEventHandler<object, ObjectCreatedEventArgs> ObjectCreated
  88         {
  89             add
  90             {
  91                 lock (this)
  92                 {
  93                     // Restricted to only one listener
  94                     if (_objectRegistryObjectCreatedEventHandler == null)
  95                     {
  96                         _objectRegistryObjectCreatedEventHandler += value;
  97
  98                         _objectRegistryObjectCreatedEventCallbackDelegate = new ObjectCreatedEventCallbackDelegate(OnObjectCreated);
  99                         this.ObjectCreatedSignal().Connect(_objectRegistryObjectCreatedEventCallbackDelegate);
 100                     }
 101                 }
 102             }
 103
 104             remove
 105             {
 106                 lock (this)
 107                 {
 108                     if (_objectRegistryObjectCreatedEventHandler != null)
 109                     {
 110                         this.ObjectCreatedSignal().Disconnect(_objectRegistryObjectCreatedEventCallbackDelegate);
 111                     }
 112
 113                     _objectRegistryObjectCreatedEventHandler -= value;
 114                 }
 115             }
 116         }
 117
 118         // Callback for ObjectRegistry ObjectCreatedSignal
 119         private void OnObjectCreated(IntPtr baseHandle)
 120         {
 121             ObjectCreatedEventArgs e = new ObjectCreatedEventArgs();
 122
 123             // Populate all members of "e" (ObjectCreatedEventArgs) with real data
 124             //e.BaseHandle = BaseHandle.GetBaseHandleFromPtr(baseHandle); //GetBaseHandleFromPtr() is not present in BaseHandle.cs. Not sure what is the reason?
 125
 126             if (_objectRegistryObjectCreatedEventHandler != null)
 127             {
 128                 //here we send all data to user event handlers
 129                 _objectRegistryObjectCreatedEventHandler(this, e);
 130             }
 131         }
 132
 133         public event DaliEventHandler<object, ObjectDestroyedEventArgs> ObjectDestroyed
 134         {
 135             add
 136             {
 137                 lock (this)
 138                 {
 139                     // Restricted to only one listener
 140                     if (_objectRegistryObjectDestroyedEventHandler == null)
 141                     {
 142                         _objectRegistryObjectDestroyedEventHandler += value;
 143
 144                         _objectRegistryObjectDestroyedEventCallbackDelegate = new ObjectDestroyedEventCallbackDelegate(OnObjectDestroyed);
 145                         this.ObjectDestroyedSignal().Connect(_objectRegistryObjectDestroyedEventCallbackDelegate);
 146                     }
 147                 }
 148             }
 149
 150             remove
 151             {
 152                 lock (this)
 153                 {
 154                     if (_objectRegistryObjectDestroyedEventHandler != null)
 155                     {
 156                         this.ObjectDestroyedSignal().Disconnect(_objectRegistryObjectDestroyedEventCallbackDelegate);
 157                     }
 158
 159                     _objectRegistryObjectDestroyedEventHandler -= value;
 160                 }
 161             }
 162         }
 163
 164         // Callback for ObjectRegistry ObjectDestroyedSignal
 165         private void OnObjectDestroyed(IntPtr refObject)
 166         {
 167             ObjectDestroyedEventArgs e = new ObjectDestroyedEventArgs();
 168
 169             // Populate all members of "e" (ObjectDestroyedEventArgs) with real data
 170             e.RefObject = RefObject.GetRefObjectFromPtr(refObject);
 171
 172             if (_objectRegistryObjectDestroyedEventHandler != null)
 173             {
 174                 //here we send all data to user event handlers
 175                 _objectRegistryObjectDestroyedEventHandler(this, e);
 176             }
 177         }
 178
 179
 180         public ObjectRegistry() : this(Interop.ObjectRegistry.new_ObjectRegistry__SWIG_0(), true)
 181         {
 182             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 183         }
 184
 185         public ObjectRegistry(ObjectRegistry handle) : this(Interop.ObjectRegistry.new_ObjectRegistry__SWIG_1(ObjectRegistry.getCPtr(handle)), true)
 186         {
 187             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 188         }
 189
 190         public ObjectRegistry Assign(ObjectRegistry rhs)
 191         {
 192             ObjectRegistry ret = new ObjectRegistry(Interop.ObjectRegistry.ObjectRegistry_Assign(swigCPtr, ObjectRegistry.getCPtr(rhs)), false);
 193             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 194             return ret;
 195         }
 196
 197         public ObjectCreatedSignal ObjectCreatedSignal()
 198         {
 199             ObjectCreatedSignal ret = new ObjectCreatedSignal(Interop.ObjectRegistry.ObjectRegistry_ObjectCreatedSignal(swigCPtr), false);
 200             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 201             return ret;
 202         }
 203
 204         public ObjectDestroyedSignal ObjectDestroyedSignal()
 205         {
 206             ObjectDestroyedSignal ret = new ObjectDestroyedSignal(Interop.ObjectRegistry.ObjectRegistry_ObjectDestroyedSignal(swigCPtr), false);
 207             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 208             return ret;
 209         }
 210     }
 211 }