src/Tizen.NUI/src/internal/DaliException.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
  21     internal class DaliException : global::System.IDisposable
  22     {
  23         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  24         protected bool swigCMemOwn;
  25
  26         internal DaliException(global::System.IntPtr cPtr, bool cMemoryOwn)
  27         {
  28             swigCMemOwn = cMemoryOwn;
  29             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  30         }
  31
  32         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(DaliException obj)
  33         {
  34             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  35         }
  36
  37         //A Flag to check who called Dispose(). (By User or DisposeQueue)
  38         private bool isDisposeQueued = false;
  39         //A Flat to check if it is already disposed.
  40         protected bool disposed = false;
  41
  42
  43         ~DaliException()
  44         {
  45             if (!isDisposeQueued)
  46             {
  47                 isDisposeQueued = true;
  48                 DisposeQueue.Instance.Add(this);
  49             }
  50         }
  51
  52         public void Dispose()
  53         {
  54             //Throw excpetion if Dispose() is called in separate thread.
  55             if (!Window.IsInstalled())
  56             {
  57                 throw new System.InvalidOperationException("This API called from separate thread. This API must be called from MainThread.");
  58             }
  59
  60             if (isDisposeQueued)
  61             {
  62                 Dispose(DisposeTypes.Implicit);
  63             }
  64             else
  65             {
  66                 Dispose(DisposeTypes.Explicit);
  67                 System.GC.SuppressFinalize(this);
  68             }
  69         }
  70
  71         protected virtual void Dispose(DisposeTypes type)
  72         {
  73             if (disposed)
  74             {
  75                 return;
  76             }
  77
  78             if (type == DisposeTypes.Explicit)
  79             {
  80                 //Called by User
  81                 //Release your own managed resources here.
  82                 //You should release all of your own disposable objects here.
  83
  84             }
  85
  86             //Release your own unmanaged resources here.
  87             //You should not access any managed member here except static instance.
  88             //because the execution order of Finalizes is non-deterministic.
  89
  90             if (swigCPtr.Handle != global::System.IntPtr.Zero)
  91             {
  92                 if (swigCMemOwn)
  93                 {
  94                     swigCMemOwn = false;
  95                     NDalicPINVOKE.delete_DaliException(swigCPtr);
  96                 }
  97                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  98             }
  99
 100             disposed = true;
 101         }
 102
 103         public DaliException(string location, string condition) : this(NDalicPINVOKE.new_DaliException(location, condition), true)
 104         {
 105             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 106         }
 107
 108         public string location
 109         {
 110             set
 111             {
 112                 NDalicPINVOKE.DaliException_location_set(swigCPtr, value);
 113                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 114             }
 115             get
 116             {
 117                 string ret = NDalicPINVOKE.DaliException_location_get(swigCPtr);
 118                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 119                 return ret;
 120             }
 121         }
 122
 123         public string condition
 124         {
 125             set
 126             {
 127                 NDalicPINVOKE.DaliException_condition_set(swigCPtr, value);
 128                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 129             }
 130             get
 131             {
 132                 string ret = NDalicPINVOKE.DaliException_condition_get(swigCPtr);
 133                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 134                 return ret;
 135             }
 136         }
 137
 138     }
 139
 140 }