plugins/dali-swig/SWIG/events/videoview-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 VIDEOVIEW_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 VIDEOVIEW_EVENTHANDLER_TYPEMAP_HELPER(NameSpace, ClassName)
  27 %typemap(cscode) NameSpace::ClassName %{
  28
  29 /**
  30   * @brief Event arguments that passed via Finished signal
  31   *
  32   */
  33 public class FinishedEventArgs : EventArgs
  34 {
  35    private VideoView _videoView;
  36
  37    /**
  38      * @brief VideoView - VideoView is a control for video playback and display.
  39      *
  40      */
  41    public VideoView VideoView
  42    {
  43       get
  44       {
  45          return _videoView;
  46       }
  47       set
  48       {
  49          _videoView = value;
  50       }
  51    }
  52 }
  53
  54
  55   [UnmanagedFunctionPointer(CallingConvention.StdCall)]
  56   private delegate void FinishedCallbackDelegate(IntPtr data);
  57   private DaliEventHandler<object,FinishedEventArgs> _videoViewFinishedEventHandler;
  58   private FinishedCallbackDelegate _videoViewFinishedCallbackDelegate;
  59
  60   /**
  61     * @brief Event for Finished signal which can be used to subscribe/unsubscribe the event handler
  62     * (in the type of FinishedEventHandler-DaliEventHandler<object,FinishedEventArgs>) provided by the user.
  63     * Finished signal is emitted when a video playback have finished.
  64     */
  65   public event DaliEventHandler<object,FinishedEventArgs> Finished
  66   {
  67      add
  68      {
  69         lock(this)
  70         {
  71            // Restricted to only one listener
  72            if (_videoViewFinishedEventHandler == null)
  73            {
  74               _videoViewFinishedEventHandler += value;
  75
  76               _videoViewFinishedCallbackDelegate = new FinishedCallbackDelegate(OnFinished);
  77               this.FinishedSignal().Connect(_videoViewFinishedCallbackDelegate);
  78            }
  79         }
  80      }
  81
  82      remove
  83      {
  84         lock(this)
  85         {
  86            if (_videoViewFinishedEventHandler != null)
  87            {
  88               this.FinishedSignal().Disconnect(_videoViewFinishedCallbackDelegate);
  89            }
  90
  91            _videoViewFinishedEventHandler -= value;
  92         }
  93      }
  94   }
  95
  96   // Callback for VideoView Finished signal
  97   private void OnFinished(IntPtr data)
  98   {
  99      FinishedEventArgs e = new FinishedEventArgs();
 100
 101      // Populate all members of "e" (FinishedEventArgs) with real data
 102      e.VideoView = VideoView.GetVideoViewFromPtr( data );
 103
 104      if (_videoViewFinishedEventHandler != null)
 105      {
 106         //here we send all data to user event handlers
 107         _videoViewFinishedEventHandler(this, e);
 108      }
 109   }
 110
 111   public static ClassName Get ## ClassName ## FromPtr(global::System.IntPtr cPtr) {
 112     ClassName ret = new ClassName(cPtr, false);
 113    if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
 114     return ret;
 115   }
 116
 117 %}
 118
 119 %enddef
 120
 121
 122 %define DALI_VIDEOVIEW_EVENTHANDLER_PARAM( NameSpace, ClassName)
 123
 124   VIDEOVIEW_EVENTHANDLER_TYPEMAP_EVENTARG( NameSpace, ClassName);
 125   VIDEOVIEW_EVENTHANDLER_TYPEMAP_HELPER( NameSpace, ClassName);
 126
 127 %enddef
 128
 129 namespace Dali
 130 {
 131   DALI_VIDEOVIEW_EVENTHANDLER_PARAM( Dali::Toolkit, VideoView);
 132 }