src/Tizen.NUI/src/internal/ContentReceivedSignalType.cs

   1 /*
   2  * Copyright(c) 2019 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 using System.ComponentModel;
  20
  21 namespace Tizen.NUI
  22 {
  23     internal class ContentReceivedSignalType : global::System.IDisposable
  24     {
  25         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  26         /// <summary>
  27         /// ContentReceivedSignalType
  28         /// </summary>
  29         protected bool swigCMemOwn;
  30
  31         internal ContentReceivedSignalType(global::System.IntPtr cPtr, bool cMemoryOwn)
  32         {
  33             swigCMemOwn = cMemoryOwn;
  34             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  35         }
  36
  37         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(ContentReceivedSignalType obj)
  38         {
  39             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  40         }
  41
  42         //A Flag to check who called Dispose(). (By User or DisposeQueue)
  43         private bool isDisposeQueued = false;
  44         /// <summary>
  45         /// A Flat to check if it is already disposed.
  46         /// </summary>
  47         protected bool disposed = false;
  48
  49         /// <summary>
  50         /// Dispose
  51         /// </summary>
  52         ~ContentReceivedSignalType()
  53         {
  54             if (!isDisposeQueued)
  55             {
  56                 isDisposeQueued = true;
  57                 DisposeQueue.Instance.Add(this);
  58             }
  59         }
  60
  61         /// <summary>
  62         /// Dispose
  63         /// </summary>
  64         public void Dispose()
  65         {
  66             //Throw excpetion if Dispose() is called in separate thread.
  67             if (!Window.IsInstalled())
  68             {
  69                 throw new System.InvalidOperationException("This API called from separate thread. This API must be called from MainThread.");
  70             }
  71
  72             if (isDisposeQueued)
  73             {
  74                 Dispose(DisposeTypes.Implicit);
  75             }
  76             else
  77             {
  78                 Dispose(DisposeTypes.Explicit);
  79                 System.GC.SuppressFinalize(this);
  80             }
  81         }
  82
  83         /// <summary>
  84         /// Dispose
  85         /// </summary>
  86         protected virtual void Dispose(DisposeTypes type)
  87         {
  88             if (disposed)
  89             {
  90                 return;
  91             }
  92
  93             if (type == DisposeTypes.Explicit)
  94             {
  95                 //Called by User
  96                 //Release your own managed resources here.
  97                 //You should release all of your own disposable objects here.
  98
  99             }
 100
 101             //Release your own unmanaged resources here.
 102             //You should not access any managed member here except static instance.
 103             //because the execution order of Finalizes is non-deterministic.
 104             if (swigCPtr.Handle != global::System.IntPtr.Zero)
 105             {
 106                 if (swigCMemOwn)
 107                 {
 108                     swigCMemOwn = false;
 109                     Interop.ContentReceivedSignalType.delete_ContentReceivedSignalType(swigCPtr);
 110                 }
 111                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
 112             }
 113
 114             disposed = true;
 115         }
 116
 117         /// <summary>
 118         /// Queries whether there are any connected slots.
 119         /// </summary>
 120         /// <returns>True if there are any slots connected to the signal</returns>
 121         public bool Empty()
 122         {
 123             bool ret = Interop.ContentReceivedSignalType.ContentReceivedSignalType_Empty(swigCPtr);
 124             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 125             return ret;
 126         }
 127
 128         /// <summary>
 129         /// Queries the number of slots.
 130         /// </summary>
 131         /// <returns>The number of slots connected to this signal</returns>
 132         public uint GetConnectionCount()
 133         {
 134             uint ret = Interop.ContentReceivedSignalType.ContentReceivedSignalType_GetConnectionCount(swigCPtr);
 135             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 136             return ret;
 137         }
 138
 139         /// <summary>
 140         /// Connects a function.
 141         /// </summary>
 142         /// <param name="func">The function to connect</param>
 143         public void Connect(System.Delegate func)
 144         {
 145             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 146             {
 147                 Interop.ContentReceivedSignalType.ContentReceivedSignalType_Connect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 148                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 149             }
 150         }
 151
 152         /// <summary>
 153         /// Disconnects a function.
 154         /// </summary>
 155         /// <param name="func">The function to disconnect</param>
 156         public void Disconnect(System.Delegate func)
 157         {
 158             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 159             {
 160                 Interop.ContentReceivedSignalType.ContentReceivedSignalType_Disconnect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 161                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 162             }
 163         }
 164
 165         /// <summary>
 166         /// Connects a member function.
 167         /// </summary>
 168         /// <param name="arg1">The member function to connect</param>
 169         /// <param name="arg2">The member function to connect</param>
 170         /// <param name="arg3">The member function to connect</param>
 171         public void Emit(string arg1, string arg2, string arg3)
 172         {
 173             Interop.ContentReceivedSignalType.ContentReceivedSignalType_Emit(swigCPtr, arg1, arg2, arg3);
 174             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 175         }
 176
 177         /// <summary>
 178         /// The contructor.
 179         /// </summary>
 180         public ContentReceivedSignalType() : this(Interop.ContentReceivedSignalType.new_ContentReceivedSignalType(), true)
 181         {
 182             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 183         }
 184
 185     }
 186
 187 }