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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| using System; | ||
| using System.Collections.Generic; | ||
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| namespace FUI | ||
| { | ||
| public class BindingAttribute : Attribute { } | ||
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| public class CommandAttribute : Attribute { } | ||
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| public interface IValueConverter { } | ||
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| public interface IValueConverter<T1, T2> { } | ||
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| public interface ISynchronizeProperties | ||
| { | ||
| void Synchronize(); | ||
| } | ||
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| public interface IElement { } | ||
| } | ||
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| namespace FUI.BindingDescriptor | ||
| { | ||
| public class ContextDescriptor { } | ||
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| public class ContextDescriptor<TViewModel> : ContextDescriptor where TViewModel : FUI.Bindable.ObservableObject { } | ||
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| public class CommandBindingDescriptor { } | ||
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| public class PropertyBindingDescriptor { } | ||
| } | ||
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| namespace FUI.Bindable | ||
| { | ||
| public class ObservableObject { } | ||
| public class BindableProperty<T> { } | ||
| public interface IBindableProperty<T> { } | ||
| public interface INotifyPropertyChanged { } | ||
| public interface INotifyCollectionChanged { } | ||
| public interface IReadOnlyObservableList<out T> : IReadOnlyList<T>, INotifyCollectionChanged { } | ||
| public class CommandTemplate<T> { } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,158 @@ | ||
| using Microsoft.CodeAnalysis; | ||
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| using System.Collections.Generic; | ||
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| namespace FUIAnalyzer | ||
| { | ||
| internal static class FUITypeSymbolExtensions | ||
| { | ||
| /// <summary> | ||
| /// 判断一个类型是否是可观察对象 | ||
| /// </summary> | ||
| public static bool IsObservableObject(this ITypeSymbol type) | ||
| { | ||
| return type.Extends(typeof(FUI.Bindable.INotifyPropertyChanged)); | ||
| } | ||
|
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| /// <summary> | ||
| /// 判断一个类型是否是可观察列表 | ||
| /// </summary> | ||
| public static bool IsObservableList(this ITypeSymbol type) | ||
| { | ||
| return type.Extends(typeof(FUI.Bindable.INotifyCollectionChanged)); | ||
| } | ||
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| /// <summary> | ||
| /// 判断一个类型是否是可观察列表 并获取元素类型 | ||
| /// </summary> | ||
| /// <param name="type">源类型</param> | ||
| /// <param name="elementType">列表元素类型</param> | ||
| /// <returns></returns> | ||
| public static bool IsObservableList(this ITypeSymbol type, out ITypeSymbol elementType) | ||
| { | ||
| elementType = null; | ||
| if (!type.IsObservableList()) | ||
| { | ||
| return false; | ||
| } | ||
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| var listType = typeof(FUI.Bindable.IReadOnlyObservableList<>).GetGenericTypeDefinition(); | ||
| foreach (var interfaceType in type.AllInterfaces) | ||
| { | ||
| if (interfaceType.IsGenericType && interfaceType.ConstructedFrom.Matches(listType)) | ||
| { | ||
| elementType = interfaceType.TypeArguments[0]; | ||
| return true; | ||
| } | ||
| } | ||
|
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| return false; | ||
| } | ||
|
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| /// <summary> | ||
| /// 判断一个类型是否是可观察属性 | ||
| /// </summary> | ||
| public static bool IsBindableProperty(this ITypeSymbol type, out ITypeSymbol propertyValueType) | ||
| { | ||
| propertyValueType = null; | ||
| var bindablePropertyType = typeof(FUI.Bindable.IBindableProperty<>).GetGenericTypeDefinition(); | ||
| foreach (var interfaceType in type.AllInterfaces) | ||
| { | ||
| if (interfaceType.IsGenericType && interfaceType.ConstructedFrom.Matches(bindablePropertyType)) | ||
| { | ||
| propertyValueType = interfaceType.TypeArguments[0]; | ||
| return true; | ||
| } | ||
| } | ||
|
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| return false; | ||
| } | ||
|
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| /// <summary> | ||
| /// 判断一个类型是否是命令 | ||
| /// </summary> | ||
| public static bool IsCommand(this ITypeSymbol type, out IReadOnlyList<ITypeSymbol> arguments) | ||
| { | ||
| var commandType = typeof(FUI.Bindable.CommandTemplate<>).GetGenericTypeDefinition(); | ||
| arguments = null; | ||
| foreach (var t in type.GetBaseTypesAndThis()) | ||
| { | ||
| if (!(t is INamedTypeSymbol named)) | ||
| { | ||
| continue; | ||
| } | ||
|
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| if (named.IsGenericType && named.ConstructedFrom.Matches(commandType)) | ||
| { | ||
| var args = named.TypeArguments; | ||
| if (args.Length != 1) | ||
| { | ||
| return false; | ||
| } | ||
|
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| var actionType = args[0] as INamedTypeSymbol; | ||
| if (actionType == null) | ||
| { | ||
| return false; | ||
| } | ||
|
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| arguments = actionType.TypeArguments; | ||
| return true; | ||
| } | ||
| } | ||
| return false; | ||
| } | ||
|
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| /// <summary> | ||
| /// 判断一个类型是否是值转换器 | ||
| /// </summary> | ||
| /// <param name="type">类型</param> | ||
| /// <param name="valueType">值转换器 值类型</param> | ||
| /// <param name="targetType">值转换器 目标类型</param> | ||
| /// <returns></returns> | ||
| public static bool IsValueConverter(this ITypeSymbol type, out ITypeSymbol valueType, out ITypeSymbol targetType) | ||
| { | ||
| valueType = null; | ||
| targetType = null; | ||
|
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| var valueConverterType = typeof(FUI.IValueConverter<,>).GetGenericTypeDefinition(); | ||
|
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| foreach (var interfaceType in type.AllInterfaces) | ||
| { | ||
| if (interfaceType.IsGenericType && interfaceType.ConstructedFrom.Matches(valueConverterType)) | ||
| { | ||
| valueType = interfaceType.TypeArguments[0]; | ||
| targetType = interfaceType.TypeArguments[1]; | ||
| return true; | ||
| } | ||
| } | ||
|
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| return false; | ||
| } | ||
|
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| /// <summary> | ||
| /// 判断一个类型是否是绑定上下文描述器 | ||
| /// </summary> | ||
| /// <param name="type">目标类型</param> | ||
| /// <param name="viewModelType">viewModel类型</param> | ||
| public static bool IsContextDescriptor(this ITypeSymbol type, out ITypeSymbol viewModelType) | ||
| { | ||
| viewModelType = null; | ||
| var descriptorType = typeof(FUI.BindingDescriptor.ContextDescriptor<>).GetGenericTypeDefinition(); | ||
| foreach (var t in type.GetBaseTypesAndThis()) | ||
| { | ||
| if (!(t is INamedTypeSymbol named)) | ||
| { | ||
| continue; | ||
| } | ||
|
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| if (named.IsGenericType && named.ConstructedFrom.Matches(descriptorType)) | ||
| { | ||
| viewModelType = named.TypeArguments[0]; | ||
| return true; | ||
| } | ||
| } | ||
| return false; | ||
| } | ||
| } | ||
| } |
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