src/Tizen.NUI/src/internal/HoverSignal.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     using Tizen.NUI.BaseComponents;
  20
  21     internal class HoverSignal : global::System.IDisposable
  22     {
  23         private global::System.Runtime.InteropServices.HandleRef swigCPtr;
  24         protected bool swigCMemOwn;
  25
  26         internal HoverSignal(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(HoverSignal 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         ~HoverSignal()
  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_ActorHoverSignal(swigCPtr);
  96                 }
  97                 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
  98             }
  99
 100             disposed = true;
 101         }
 102
 103
 104         public bool Empty()
 105         {
 106             bool ret = NDalicPINVOKE.ActorHoverSignal_Empty(swigCPtr);
 107             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 108             return ret;
 109         }
 110
 111         public uint GetConnectionCount()
 112         {
 113             uint ret = NDalicPINVOKE.ActorHoverSignal_GetConnectionCount(swigCPtr);
 114             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 115             return ret;
 116         }
 117
 118         public void Connect(System.Delegate func)
 119         {
 120             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 121             {
 122                 NDalicPINVOKE.ActorHoverSignal_Connect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 123                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 124             }
 125         }
 126
 127         public void Disconnect(System.Delegate func)
 128         {
 129             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate(func);
 130             {
 131                 NDalicPINVOKE.ActorHoverSignal_Disconnect(swigCPtr, new System.Runtime.InteropServices.HandleRef(this, ip));
 132                 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 133             }
 134         }
 135
 136         public bool Emit(View arg1, Hover arg2)
 137         {
 138             bool ret = NDalicPINVOKE.ActorHoverSignal_Emit(swigCPtr, View.getCPtr(arg1), Hover.getCPtr(arg2));
 139             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 140             return ret;
 141         }
 142
 143         public HoverSignal() : this(NDalicPINVOKE.new_ActorHoverSignal(), true)
 144         {
 145             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 146         }
 147
 148     }
 149
 150 }