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