src/Tizen.NUI/src/internal/StateChangedSignalType.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
  18 namespace Tizen.NUI
  19 {
  20     internal class StateChangedSignalType : global::System.IDisposable
  21     {
  22         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  23         protected bool swigCMemOwn;
  24
  25         internal StateChangedSignalType(global::System.IntPtr cPtr, bool cMemoryOwn)
  26         {
  27             swigCMemOwn = cMemoryOwn;
  28             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  29         }
  30
  31         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(StateChangedSignalType obj)
  32         {
  33             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  34         }
  35
  36         //A Flag to check who called Dispose(). (By User or DisposeQueue)
  37         private bool isDisposeQueued = false;
  38         //A Flat to check if it is already disposed.
  39         protected bool disposed = false;
  40
  41         ~StateChangedSignalType()
  42         {
  43             if (!isDisposeQueued)
  44             {
  45                 isDisposeQueued = true;
  46                 DisposeQueue.Instance.Add(this);
  47             }
  48         }
  49
  50         public void Dispose()
  51         {
  52             //Throw excpetion if Dispose() is called in separate thread.
  53             if (!Window.IsInstalled())
  54             {
  55                 throw new System.InvalidOperationException("This API called from separate thread. This API must be called from MainThread.");
  56             }
  57
  58             if (isDisposeQueued)
  59             {
  60                 Dispose(DisposeTypes.Implicit);
  61             }
  62             else
  63             {
  64                 Dispose(DisposeTypes.Explicit);
  65                 System.GC.SuppressFinalize(this);
  66             }
  67         }
  68
  69         protected virtual void Dispose(DisposeTypes type)
  70         {
  71             if (disposed)
  72             {
  73                 return;
  74             }
  75
  76             if (type == DisposeTypes.Explicit)
  77             {
  78                 //Called by User
  79                 //Release your own managed resources here.
  80                 //You should release all of your own disposable objects here.
  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                     NDalicManualPINVOKE.delete_StateChangedSignalType(swigCPtr);
  93                 }
  94                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  95             }
  96
  97             disposed = true;
  98         }
  99
 100         public bool Empty()
 101         {
 102             bool ret = NDalicManualPINVOKE.StateChangedSignalType_Empty(swigCPtr);
 103             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 104             return ret;
 105         }
 106
 107         public uint GetConnectionCount()
 108         {
 109             uint ret = NDalicManualPINVOKE.StateChangedSignalType_GetConnectionCount(swigCPtr);
 110             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 111             return ret;
 112         }
 113
 114         public void Connect(System.Delegate func)
 115         {
 116             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate<System.Delegate>(func);
 117             {
 118                 NDalicManualPINVOKE.StateChangedSignalType_Connect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 119                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 120             }
 121         }
 122
 123         public void Disconnect(System.Delegate func)
 124         {
 125             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate<System.Delegate>(func);
 126             {
 127                 NDalicManualPINVOKE.StateChangedSignalType_Disconnect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 128                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 129             }
 130         }
 131
 132         public void Emit(TTSPlayer.TTSState arg1, TTSPlayer.TTSState arg2)
 133         {
 134             NDalicManualPINVOKE.StateChangedSignalType_Emit(swigCPtr, (int)arg1, (int)arg2);
 135             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 136         }
 137
 138         public StateChangedSignalType() : this(NDalicManualPINVOKE.new_StateChangedSignalType(), true)
 139         {
 140             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 141         }
 142
 143     }
 144
 145 }