src/Tizen.NUI/src/internal/ControlKeySignal.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
  22     internal class ControlKeySignal : global::System.IDisposable
  23     {
  24         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  25         protected bool swigCMemOwn;
  26
  27         internal ControlKeySignal(global::System.IntPtr cPtr, bool cMemoryOwn)
  28         {
  29             swigCMemOwn = cMemoryOwn;
  30             swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
  31         }
  32
  33         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(ControlKeySignal obj)
  34         {
  35             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
  36         }
  37
  38         //A Flag to check who called Dispose(). (By User or DisposeQueue)
  39         private bool isDisposeQueued = false;
  40         //A Flat to check if it is already disposed.
  41         protected bool disposed = false;
  42
  43
  44         ~ControlKeySignal()
  45         {
  46             if (!isDisposeQueued)
  47             {
  48                 isDisposeQueued = true;
  49                 DisposeQueue.Instance.Add(this);
  50             }
  51         }
  52
  53         public void Dispose()
  54         {
  55             //Throw excpetion if Dispose() is called in separate thread.
  56             if (!Window.IsInstalled())
  57             {
  58                 throw new System.InvalidOperationException("This API called from separate thread. This API must be called from MainThread.");
  59             }
  60
  61             if (isDisposeQueued)
  62             {
  63                 Dispose(DisposeTypes.Implicit);
  64             }
  65             else
  66             {
  67                 Dispose(DisposeTypes.Explicit);
  68                 System.GC.SuppressFinalize(this);
  69             }
  70         }
  71
  72         protected virtual void Dispose(DisposeTypes type)
  73         {
  74             if (disposed)
  75             {
  76                 return;
  77             }
  78
  79             if (type == DisposeTypes.Explicit)
  80             {
  81                 //Called by User
  82                 //Release your own managed resources here.
  83                 //You should release all of your own disposable objects here.
  84
  85             }
  86
  87             //Release your own unmanaged resources here.
  88             //You should not access any managed member here except static instance.
  89             //because the execution order of Finalizes is non-deterministic.
  90
  91             if (swigCPtr.Handle != global::System.IntPtr.Zero)
  92             {
  93                 if (swigCMemOwn)
  94                 {
  95                     swigCMemOwn = false;
  96                     NDalicPINVOKE.delete_ControlKeySignal(swigCPtr);
  97                 }
  98                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  99             }
 100
 101             disposed = true;
 102         }
 103
 104
 105         public bool Empty()
 106         {
 107             bool ret = NDalicPINVOKE.ControlKeySignal_Empty(swigCPtr);
 108             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 109             return ret;
 110         }
 111
 112         public uint GetConnectionCount()
 113         {
 114             uint ret = NDalicPINVOKE.ControlKeySignal_GetConnectionCount(swigCPtr);
 115             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 116             return ret;
 117         }
 118
 119         public void Connect(System.Delegate func)
 120         {
 121             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 122             {
 123                 NDalicPINVOKE.ControlKeySignal_Connect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 124                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 125             }
 126         }
 127
 128         public void Disconnect(System.Delegate func)
 129         {
 130             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 131             {
 132                 NDalicPINVOKE.ControlKeySignal_Disconnect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 133                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 134             }
 135         }
 136
 137         public bool Emit(View arg1, Key arg2)
 138         {
 139             bool ret = NDalicPINVOKE.ControlKeySignal_Emit(swigCPtr, View.getCPtr(arg1), Key.getCPtr(arg2));
 140             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 141             return ret;
 142         }
 143
 144         public ControlKeySignal() : this(NDalicPINVOKE.new_ControlKeySignal(), true)
 145         {
 146             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 147         }
 148
 149     }
 150
 151 }