src/Tizen.NUI/src/internal/StateChangedSignalType.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 namespace Tizen.NUI
  18 {
  19     internal class StateChangedSignalType : global::System.IDisposable
  20     {
  21         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  22         protected bool swigCMemOwn;
  23
  24         internal StateChangedSignalType(global::System.IntPtr cPtr, bool cMemoryOwn)
  25         {
  26             swigCMemOwn = cMemoryOwn;
  27             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  28         }
  29
  30         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(StateChangedSignalType obj)
  31         {
  32             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  33         }
  34
  35         //A Flag to check who called Dispose(). (By User or DisposeQueue)
  36         private bool isDisposeQueued = false;
  37         //A Flat to check if it is already disposed.
  38         protected bool disposed = false;
  39
  40         ~StateChangedSignalType()
  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             //Release your own unmanaged resources here.
  83             //You should not access any managed member here except static instance.
  84             //because the execution order of Finalizes is non-deterministic.
  85
  86             if (swigCPtr.Handle != global::System.IntPtr.Zero)
  87             {
  88                 if (swigCMemOwn)
  89                 {
  90                     swigCMemOwn = false;
  91                     NDalicManualPINVOKE.delete_StateChangedSignalType(swigCPtr);
  92                 }
  93                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  94             }
  95
  96             disposed = true;
  97         }
  98
  99         public bool Empty()
 100         {
 101             bool ret = NDalicManualPINVOKE.StateChangedSignalType_Empty(swigCPtr);
 102             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 103             return ret;
 104         }
 105
 106         public uint GetConnectionCount()
 107         {
 108             uint ret = NDalicManualPINVOKE.StateChangedSignalType_GetConnectionCount(swigCPtr);
 109             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 110             return ret;
 111         }
 112
 113         public void Connect(System.Delegate func)
 114         {
 115             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 116             {
 117                 NDalicManualPINVOKE.StateChangedSignalType_Connect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 118                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 119             }
 120         }
 121
 122         public void Disconnect(System.Delegate func)
 123         {
 124             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 125             {
 126                 NDalicManualPINVOKE.StateChangedSignalType_Disconnect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 127                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 128             }
 129         }
 130
 131         public void Emit(TTSPlayer.TTSState arg1, TTSPlayer.TTSState arg2)
 132         {
 133             NDalicManualPINVOKE.StateChangedSignalType_Emit(swigCPtr, (int)arg1, (int)arg2);
 134             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 135         }
 136
 137         public StateChangedSignalType() : this(NDalicManualPINVOKE.new_StateChangedSignalType(), true)
 138         {
 139             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 140         }
 141
 142     }
 143
 144 }