src/Tizen.NUI/src/internal/Widget/WidgetApplication.cs

   1 /*
   2  * Copyright(c) 2021 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 using System;
  18 using System.Collections.Generic;
  19
  20 namespace Tizen.NUI
  21 {
  22     internal class WidgetApplication : Application
  23     {
  24         private Dictionary<System.Type, string> widgetInfo;
  25         private List<Widget> widgetList = new List<Widget>();
  26         private delegate System.IntPtr CreateWidgetFunctionDelegate(ref string widgetName);
  27         private List<CreateWidgetFunctionDelegate> createWidgetFunctionDelegateList = new List<CreateWidgetFunctionDelegate>();
  28
  29         internal WidgetApplication(global::System.IntPtr cPtr, bool cMemoryOwn) : base(cPtr, cMemoryOwn)
  30         {
  31         }
  32
  33         internal static global::System.Runtime.InteropServices.HandleRef getCPtr(WidgetApplication obj)
  34         {
  35             return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.SwigCPtr;
  36         }
  37
  38         protected override void ReleaseSwigCPtr(System.Runtime.InteropServices.HandleRef swigCPtr)
  39         {
  40             Interop.WidgetApplication.DeleteWidgetApplication(swigCPtr);
  41         }
  42
  43         public static WidgetApplication NewWidgetApplication(string[] args, string stylesheet)
  44         {
  45             WidgetApplication ret = New(args, stylesheet);
  46             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  47             instance = ret;
  48             return ret;
  49         }
  50
  51         public static WidgetApplication New(string[] args, string stylesheet)
  52         {
  53             int argc = args.Length;
  54             string argvStr = string.Join(" ", args);
  55
  56             IntPtr widgetIntPtr = Interop.WidgetApplication.New(argc, argvStr, stylesheet);
  57
  58             WidgetApplication ret = new WidgetApplication(widgetIntPtr, false);
  59
  60             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  61
  62             return ret;
  63         }
  64
  65         internal WidgetApplication(WidgetApplication widgetApplication) : this(Interop.WidgetApplication.NewWidgetApplication(WidgetApplication.getCPtr(widgetApplication)), true)
  66         {
  67             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  68         }
  69
  70         internal WidgetApplication Assign(WidgetApplication widgetApplication)
  71         {
  72             WidgetApplication ret = new WidgetApplication(Interop.WidgetApplication.Assign(SwigCPtr, WidgetApplication.getCPtr(widgetApplication)), false);
  73             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  74             return ret;
  75         }
  76
  77         public void RegisterWidgetCreatingFunction()
  78         {
  79             foreach (KeyValuePair<System.Type, string> widgetInfo in widgetInfo)
  80             {
  81                 string widgetName = widgetInfo.Value;
  82                 RegisterWidgetCreatingFunction(ref widgetName);
  83             }
  84         }
  85
  86         internal void RegisterWidgetCreatingFunction(ref string widgetName)
  87         {
  88             CreateWidgetFunctionDelegate newDelegate = new CreateWidgetFunctionDelegate(WidgetCreateFunction);
  89
  90             // Keep this delegate until WidgetApplication is terminated
  91             createWidgetFunctionDelegateList.Add(newDelegate);
  92
  93             System.IntPtr ip = System.Runtime.InteropServices.Marshal.GetFunctionPointerForDelegate<System.Delegate>(newDelegate);
  94             CreateWidgetFunction createWidgetFunction = new CreateWidgetFunction(ip);
  95
  96             Interop.WidgetApplication.RegisterWidgetCreatingFunction(SwigCPtr, ref widgetName, CreateWidgetFunction.getCPtr(createWidgetFunction));
  97             if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
  98         }
  99
 100         public void AddWidgetInstance(Widget widget)
 101         {
 102             widgetList.Add(widget);
 103         }
 104
 105         public void RegisterWidgetInfo(Dictionary<System.Type, string> widgetInfo)
 106         {
 107             this.widgetInfo = widgetInfo;
 108         }
 109
 110         public void AddWidgetInfo(Dictionary<Type, string> newWidgetInfo)
 111         {
 112             foreach (KeyValuePair<Type, string> widgetInfo in newWidgetInfo)
 113             {
 114                 if (this.widgetInfo.ContainsKey(widgetInfo.Key) == false)
 115                 {
 116                     this.widgetInfo.Add(widgetInfo.Key, widgetInfo.Value);
 117                     string widgetName = widgetInfo.Value;
 118                     RegisterWidgetCreatingFunction(ref widgetName);
 119                 }
 120             }
 121         }
 122
 123         public static System.IntPtr WidgetCreateFunction(ref string widgetName)
 124         {
 125             if ((Instance as WidgetApplication) == null)
 126             {
 127                 return IntPtr.Zero;
 128             }
 129
 130             Dictionary<System.Type, string> widgetInfo = (Instance as WidgetApplication).WidgetInfo;
 131
 132             foreach (System.Type widgetType in widgetInfo.Keys)
 133             {
 134                 if (widgetInfo[widgetType] == widgetName)
 135                 {
 136                     Widget widget = Activator.CreateInstance(widgetType) as Widget;
 137                     if (widget != null)
 138                     {
 139                         return widget.GetIntPtr();
 140                     }
 141                 }
 142             }
 143
 144             return IntPtr.Zero;
 145         }
 146
 147         public Dictionary<System.Type, string> WidgetInfo
 148         {
 149             get
 150             {
 151                 return widgetInfo;
 152             }
 153         }
 154     }
 155 }