src/Tizen.NUI/src/internal/VideoViewSignal.cs

   1 /** Copyright (c) 2017 Samsung Electronics Co., Ltd.
   2 *
   3 * Licensed under the Apache License, Version 2.0 (the "License");
   4 * you may not use this file except in compliance with the License.
   5 * You may obtain a copy of the License at
   6 *
   7 * http://www.apache.org/licenses/LICENSE-2.0
   8 *
   9 * Unless required by applicable law or agreed to in writing, software
  10 * distributed under the License is distributed on an "AS IS" BASIS,
  11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12 * See the License for the specific language governing permissions and
  13 * limitations under the License.
  14 *
  15 */
  16
  17 using Tizen.NUI.BaseComponents;
  18
  19 namespace Tizen.NUI {
  20
  21     internal class VideoViewSignal : global::System.IDisposable {
  22   private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  23   protected bool swigCMemOwn;
  24
  25   internal VideoViewSignal(global::System.IntPtr cPtr, bool cMemoryOwn) {
  26     swigCMemOwn = cMemoryOwn;
  27     swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  28   }
  29
  30   internal static global::System.Runtime.InteropServices.HandleRef getCPtr(VideoViewSignal obj) {
  31     return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  32   }
  33
  34         //A Flag to check who called Dispose(). (By User or DisposeQueue)
  35         private bool isDisposeQueued = false;
  36         //A Flat to check if it is already disposed.
  37         protected bool disposed = false;
  38
  39
  40         ~VideoViewSignal()
  41         {
  42             if (!isDisposeQueued)
  43             {
  44                 isDisposeQueued = true;
  45                 DisposeQueue.Instance.Add(this);
  46             }
  47         }
  48
  49         public void Dispose()
  50         {
  51             //Throw excpetion if Dispose() is called in separate thread.
  52             if (!Window.IsInstalled())
  53             {
  54                 throw new System.InvalidOperationException("This API called from separate thread. This API must be called from MainThread.");
  55             }
  56
  57             if (isDisposeQueued)
  58             {
  59                 Dispose(DisposeTypes.Implicit);
  60             }
  61             else
  62             {
  63                 Dispose(DisposeTypes.Explicit);
  64                 System.GC.SuppressFinalize(this);
  65             }
  66         }
  67
  68         protected virtual void Dispose(DisposeTypes type)
  69         {
  70             if (disposed)
  71             {
  72                 return;
  73             }
  74
  75             if (type == DisposeTypes.Explicit)
  76             {
  77                 //Called by User
  78                 //Release your own managed resources here.
  79                 //You should release all of your own disposable objects here.
  80
  81             }
  82
  83             //Release your own unmanaged resources here.
  84             //You should not access any managed member here except static instance.
  85             //because the execution order of Finalizes is non-deterministic.
  86
  87             if (swigCPtr.Handle != global::System.IntPtr.Zero)
  88             {
  89                 if (swigCMemOwn)
  90                 {
  91                     swigCMemOwn = false;
  92                     NDalicPINVOKE.delete_VideoViewSignal(swigCPtr);
  93                 }
  94                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  95             }
  96
  97             disposed = true;
  98         }
  99
 100
 101         public bool Empty() {
 102     bool ret = NDalicPINVOKE.VideoViewSignal_Empty(swigCPtr);
 103     if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 104     return ret;
 105   }
 106
 107   public uint GetConnectionCount() {
 108     uint ret = NDalicPINVOKE.VideoViewSignal_GetConnectionCount(swigCPtr);
 109     if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 110     return ret;
 111   }
 112
 113   public void Connect(System.Delegate func) {
 114 System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 115     {
 116       NDalicPINVOKE.VideoViewSignal_Connect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 117       if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 118     }
 119   }
 120
 121   public void Disconnect(System.Delegate func) {
 122 System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 123     {
 124       NDalicPINVOKE.VideoViewSignal_Disconnect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 125       if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 126     }
 127   }
 128
 129   public void Emit(VideoView arg) {
 130     NDalicPINVOKE.VideoViewSignal_Emit(swigCPtr, VideoView.getCPtr(arg));
 131     if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 132   }
 133
 134   public VideoViewSignal() : this(NDalicPINVOKE.new_VideoViewSignal(), true) {
 135     if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 136   }
 137
 138 }
 139
 140 }