plugins/dali-swig/SWIG/events/resourceimage-event.i

   1 /*
   2  * Copyright (c) 2016 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 %define ResourceImage_EVENTHANDLER_TYPEMAP_EVENTARG(NameSpace, ClassName)
  19 %typemap(csimports) NameSpace::ClassName %{
  20 using System;
  21 using System.Runtime.InteropServices;
  22
  23 %}
  24 %enddef
  25
  26 %define ResourceImage_EVENTHANDLER_TYPEMAP_HELPER(NameSpace, ClassName)
  27 %typemap(cscode) NameSpace::ClassName %{
  28
  29 public class LoadingFinishedEventArgs : EventArgs
  30 {
  31    private ResourceImage _resourceImage;
  32
  33    public ResourceImage ResourceImage
  34    {
  35       get
  36       {
  37          return _resourceImage;
  38       }
  39       set
  40       {
  41          _resourceImage = value;
  42       }
  43    }
  44 }
  45
  46   [UnmanagedFunctionPointer(CallingConvention.StdCall)]
  47   private delegate void LoadingFinishedEventCallbackDelegate(IntPtr ResourceImage);
  48   private DaliEventHandler<object,LoadingFinishedEventArgs> _resourceImageLoadingFinishedEventHandler;
  49   private LoadingFinishedEventCallbackDelegate _resourceImageLoadingFinishedEventCallbackDelegate;
  50
  51   public event DaliEventHandler<object,LoadingFinishedEventArgs> LoadingFinished
  52   {
  53      add
  54      {
  55         lock(this)
  56         {
  57            // Restricted to only one listener
  58            if (_resourceImageLoadingFinishedEventHandler == null)
  59            {
  60               _resourceImageLoadingFinishedEventHandler += value;
  61
  62               _resourceImageLoadingFinishedEventCallbackDelegate = new LoadingFinishedEventCallbackDelegate(OnLoadingFinished);
  63               this.LoadingFinishedSignal().Connect(_resourceImageLoadingFinishedEventCallbackDelegate);
  64            }
  65         }
  66      }
  67
  68      remove
  69      {
  70         lock(this)
  71         {
  72            if (_resourceImageLoadingFinishedEventHandler != null)
  73            {
  74               this.LoadingFinishedSignal().Disconnect(_resourceImageLoadingFinishedEventCallbackDelegate);
  75            }
  76
  77            _resourceImageLoadingFinishedEventHandler -= value;
  78         }
  79      }
  80   }
  81
  82   // Callback for ResourceImage LoadingFinishedSignal
  83   private void OnLoadingFinished(IntPtr data)
  84   {
  85      LoadingFinishedEventArgs e = new LoadingFinishedEventArgs();
  86
  87      // Populate all members of "e" (LoadingFinishedEventArgs) with real data
  88      e.ResourceImage = ResourceImage.GetResourceImageFromPtr(data);
  89
  90      if (_resourceImageLoadingFinishedEventHandler != null)
  91      {
  92         //here we send all data to user event handlers
  93         _resourceImageLoadingFinishedEventHandler(this, e);
  94      }
  95   }
  96
  97
  98 public static ClassName Get ## ClassName ## FromPtr(global::System.IntPtr cPtr) {
  99     ClassName ret = new ClassName(cPtr, false);
 100    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 101     return ret;
 102   }
 103
 104 %}
 105
 106 %enddef
 107
 108
 109 %define DALI_resourceImage_EVENTHANDLER_PARAM( NameSpace, ClassName)
 110   ResourceImage_EVENTHANDLER_TYPEMAP_EVENTARG( NameSpace, ClassName);
 111   ResourceImage_EVENTHANDLER_TYPEMAP_HELPER( NameSpace, ClassName);
 112 %enddef
 113
 114 namespace Dali
 115 {
 116   DALI_resourceImage_EVENTHANDLER_PARAM( Dali, ResourceImage);
 117 }