src/Tizen.NUI.XamlBuild/src/internal/Xaml/MarkupExtensions/BindingExtension.cs

   1 using System;
   2 using Tizen.NUI.Binding.Internals;
   3 using Tizen.NUI.Binding;
   4 using Tizen.NUI.EXaml;
   5 using Mono.Cecil;
   6 using Tizen.NUI.EXaml.Build.Tasks;
   7
   8 namespace Tizen.NUI.Xaml
   9 {
  10     [ContentProperty("Path")]
  11     [AcceptEmptyServiceProvider]
  12     internal sealed class BindingExtension : IMarkupExtension<BindingBase>
  13     {
  14         public string Path { get; set; } = Tizen.NUI.Binding.Binding.SelfPath;
  15         public BindingMode Mode { get; set; } = BindingMode.Default;
  16
  17         public EXamlCreateObject ModeInEXaml { get; set; } = null;
  18
  19         public object Converter { get; set; }
  20
  21         public object ConverterParameter { get; set; }
  22
  23         public string StringFormat { get; set; }
  24
  25         public object Source { get; set; }
  26
  27         public string UpdateSourceEventName { get; set; }
  28
  29         public object TargetNullValue { get; set; }
  30
  31         public object FallbackValue { get; set; }
  32
  33         public TypedBindingBase TypedBinding { get; set; }
  34
  35         public EXamlCreateObject ProvideValue(EXamlContext context, ModuleDefinition module)
  36         {
  37             if (TypedBinding == null)
  38             {
  39                 var newTypeRef = module.ImportReference(typeof(Tizen.NUI.Binding.Binding));
  40                 return new EXamlCreateObject(context, null, newTypeRef, new object[] { Path, ModeInEXaml, Converter, ConverterParameter, StringFormat, Source });
  41             }
  42             else
  43             {
  44                 throw new Exception("TypedBinding should not be not null");
  45                 //TypedBinding.Mode = Mode;
  46                 //TypedBinding.Converter = Converter;
  47                 //TypedBinding.ConverterParameter = ConverterParameter;
  48                 //TypedBinding.StringFormat = StringFormat;
  49                 //TypedBinding.Source = Source;
  50                 //TypedBinding.UpdateSourceEventName = UpdateSourceEventName;
  51                 //TypedBinding.FallbackValue = FallbackValue;
  52                 //TypedBinding.TargetNullValue = TargetNullValue;
  53                 //return TypedBinding;
  54             }
  55         }
  56
  57         BindingBase IMarkupExtension<BindingBase>.ProvideValue(IServiceProvider serviceProvider)
  58         {
  59             if (TypedBinding == null)
  60                 return new Tizen.NUI.Binding.Binding(Path, Mode, Converter as IValueConverter, ConverterParameter, StringFormat, Source)
  61                 {
  62                     UpdateSourceEventName = UpdateSourceEventName,
  63                     FallbackValue = FallbackValue,
  64                     TargetNullValue = TargetNullValue,
  65                 };
  66
  67             TypedBinding.Mode = Mode;
  68             TypedBinding.Converter = Converter as IValueConverter;
  69             TypedBinding.ConverterParameter = ConverterParameter;
  70             TypedBinding.StringFormat = StringFormat;
  71             TypedBinding.Source = Source;
  72             TypedBinding.UpdateSourceEventName = UpdateSourceEventName;
  73             TypedBinding.FallbackValue = FallbackValue;
  74             TypedBinding.TargetNullValue = TargetNullValue;
  75             return TypedBinding;
  76         }
  77
  78         object IMarkupExtension.ProvideValue(IServiceProvider serviceProvider)
  79         {
  80             return (this as IMarkupExtension<BindingBase>).ProvideValue(serviceProvider);
  81         }
  82     }
  83 }