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         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  25
  26         internal ObjectRegistry(global::System.IntPtr cPtr, bool cMemoryOwn) : base(Interop.ObjectRegistry.ObjectRegistry_SWIGUpcast(cPtr), cMemoryOwn)
  27         {
  28             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  29         }
  30
  31         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(ObjectRegistry obj)
  32         {
  33             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  34         }
  35
  36         protected override void Dispose(DisposeTypes type)
  37         {
  38             if (disposed)
  39             {
  40                 return;
  41             }
  42
  43             //Release your own unmanaged resources here.
  44             //You should not access any managed member here except static instance.
  45             //because the execution order of Finalizes is non-deterministic.
  46
  47             if (swigCPtr.Handle != global::System.IntPtr.Zero)
  48             {
  49                 if (swigCMemOwn)
  50                 {
  51                     swigCMemOwn = false;
  52                     Interop.ObjectRegistry.delete_ObjectRegistry(swigCPtr);
  53                 }
  54                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  55             }
  56
  57             base.Dispose(type);
  58         }
  59
  60         /// <since_tizen> 3 </since_tizen>
  61         public class ObjectCreatedEventArgs : EventArgs
  62         {
  63             private BaseHandle _baseHandle;
  64
  65             /// <since_tizen> 3 </since_tizen>
  66             public BaseHandle BaseHandle
  67             {
  68                 get
  69                 {
  70                     return _baseHandle;
  71                 }
  72                 set
  73                 {
  74                     _baseHandle = value;
  75                 }
  76             }
  77         }
  78
  79         /// <since_tizen> 3 </since_tizen>
  80         public class ObjectDestroyedEventArgs : EventArgs
  81         {
  82             private RefObject _refObject;
  83
  84             /// <since_tizen> 3 </since_tizen>
  85             public RefObject RefObject
  86             {
  87                 get
  88                 {
  89                     return _refObject;
  90                 }
  91                 set
  92                 {
  93                     _refObject = value;
  94                 }
  95             }
  96         }
  97
  98         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
  99         private delegate void ObjectCreatedEventCallbackDelegate(IntPtr baseHandle);
 100         private DaliEventHandler<object, ObjectCreatedEventArgs> _objectRegistryObjectCreatedEventHandler;
 101         private ObjectCreatedEventCallbackDelegate _objectRegistryObjectCreatedEventCallbackDelegate;
 102
 103         [UnmanagedFunctionPointer(CallingConvention.StdCall)]
 104         private delegate void ObjectDestroyedEventCallbackDelegate(IntPtr fefObject);
 105         private DaliEventHandler<object, ObjectDestroyedEventArgs> _objectRegistryObjectDestroyedEventHandler;
 106         private ObjectDestroyedEventCallbackDelegate _objectRegistryObjectDestroyedEventCallbackDelegate;
 107
 108         public event DaliEventHandler<object, ObjectCreatedEventArgs> ObjectCreated
 109         {
 110             add
 111             {
 112                 lock (this)
 113                 {
 114                     // Restricted to only one listener
 115                     if (_objectRegistryObjectCreatedEventHandler == null)
 116                     {
 117                         _objectRegistryObjectCreatedEventHandler += value;
 118
 119                         _objectRegistryObjectCreatedEventCallbackDelegate = new ObjectCreatedEventCallbackDelegate(OnObjectCreated);
 120                         this.ObjectCreatedSignal().Connect(_objectRegistryObjectCreatedEventCallbackDelegate);
 121                     }
 122                 }
 123             }
 124
 125             remove
 126             {
 127                 lock (this)
 128                 {
 129                     if (_objectRegistryObjectCreatedEventHandler != null)
 130                     {
 131                         this.ObjectCreatedSignal().Disconnect(_objectRegistryObjectCreatedEventCallbackDelegate);
 132                     }
 133
 134                     _objectRegistryObjectCreatedEventHandler -= value;
 135                 }
 136             }
 137         }
 138
 139         // Callback for ObjectRegistry ObjectCreatedSignal
 140         private void OnObjectCreated(IntPtr baseHandle)
 141         {
 142             ObjectCreatedEventArgs e = new ObjectCreatedEventArgs();
 143
 144             // Populate all members of "e" (ObjectCreatedEventArgs) with real data
 145             //e.BaseHandle = BaseHandle.GetBaseHandleFromPtr(baseHandle); //GetBaseHandleFromPtr() is not present in BaseHandle.cs. Not sure what is the reason?
 146
 147             if (_objectRegistryObjectCreatedEventHandler != null)
 148             {
 149                 //here we send all data to user event handlers
 150                 _objectRegistryObjectCreatedEventHandler(this, e);
 151             }
 152         }
 153
 154         public event DaliEventHandler<object, ObjectDestroyedEventArgs> ObjectDestroyed
 155         {
 156             add
 157             {
 158                 lock (this)
 159                 {
 160                     // Restricted to only one listener
 161                     if (_objectRegistryObjectDestroyedEventHandler == null)
 162                     {
 163                         _objectRegistryObjectDestroyedEventHandler += value;
 164
 165                         _objectRegistryObjectDestroyedEventCallbackDelegate = new ObjectDestroyedEventCallbackDelegate(OnObjectDestroyed);
 166                         this.ObjectDestroyedSignal().Connect(_objectRegistryObjectDestroyedEventCallbackDelegate);
 167                     }
 168                 }
 169             }
 170
 171             remove
 172             {
 173                 lock (this)
 174                 {
 175                     if (_objectRegistryObjectDestroyedEventHandler != null)
 176                     {
 177                         this.ObjectDestroyedSignal().Disconnect(_objectRegistryObjectDestroyedEventCallbackDelegate);
 178                     }
 179
 180                     _objectRegistryObjectDestroyedEventHandler -= value;
 181                 }
 182             }
 183         }
 184
 185         // Callback for ObjectRegistry ObjectDestroyedSignal
 186         private void OnObjectDestroyed(IntPtr refObject)
 187         {
 188             ObjectDestroyedEventArgs e = new ObjectDestroyedEventArgs();
 189
 190             // Populate all members of "e" (ObjectDestroyedEventArgs) with real data
 191             e.RefObject = RefObject.GetRefObjectFromPtr(refObject);
 192
 193             if (_objectRegistryObjectDestroyedEventHandler != null)
 194             {
 195                 //here we send all data to user event handlers
 196                 _objectRegistryObjectDestroyedEventHandler(this, e);
 197             }
 198         }
 199
 200
 201         public ObjectRegistry() : this(Interop.ObjectRegistry.new_ObjectRegistry__SWIG_0(), true)
 202         {
 203             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 204         }
 205
 206         public ObjectRegistry(ObjectRegistry handle) : this(Interop.ObjectRegistry.new_ObjectRegistry__SWIG_1(ObjectRegistry.getCPtr(handle)), true)
 207         {
 208             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 209         }
 210
 211         public ObjectRegistry Assign(ObjectRegistry rhs)
 212         {
 213             ObjectRegistry ret = new ObjectRegistry(Interop.ObjectRegistry.ObjectRegistry_Assign(swigCPtr, ObjectRegistry.getCPtr(rhs)), false);
 214             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 215             return ret;
 216         }
 217
 218         public ObjectCreatedSignal ObjectCreatedSignal()
 219         {
 220             ObjectCreatedSignal ret = new ObjectCreatedSignal(Interop.ObjectRegistry.ObjectRegistry_ObjectCreatedSignal(swigCPtr), false);
 221             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 222             return ret;
 223         }
 224
 225         public ObjectDestroyedSignal ObjectDestroyedSignal()
 226         {
 227             ObjectDestroyedSignal ret = new ObjectDestroyedSignal(Interop.ObjectRegistry.ObjectRegistry_ObjectDestroyedSignal(swigCPtr), false);
 228             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 229             return ret;
 230         }
 231     }
 232 }