source: Include/Classes/System/TypeInfo.ab@ 196

' 実装中...
'（※ まだ組み込んでいません）


'Namespace System


Class TypeInfo
Public

    Sub TypeInfo()
    End Sub


    '----------------------------------------------------------------
    ' Public properties
    '----------------------------------------------------------------

    Abstract Function BaseType() As TypeInfo
    Abstract Function FullName() As String
    Abstract Function IsArray() As Boolean
    Abstract Function IsByRef() As Boolean
    Abstract Function IsClass() As Boolean
    Abstract Function IsEnum() As Boolean
    Abstract Function IsInterface() As Boolean
    Abstract Function IsPointer() As Boolean
    Abstract Function IsValueType() As Boolean
    Abstract Function Name() As String
    Abstract Function Namespace() As String



    '----------------------------------------------------------------
    ' Public methods
    '----------------------------------------------------------------

End Class


' 中間的な実装（継承専用）
Class TypeBaseImpl
    Inherits TypeInfo

    name As String
    strNamespace As String

    baseType As TypeInfo
    'interfaces As f(^^;;;

Protected

    Sub TypeBaseImpl()
        name = ""
        strNamespace = ""
        baseType = Nothing
    End Sub

    Sub TypeBaseImpl( name As String, strNamespace As String )
        This.name = name
        This.strNamespace = strNamespace
        This.baseType = Nothing
    End Sub

    Sub TypeBaseImpl( name As String, strNamespace As String, baseType As TypeInfo )
        This.name = name
        This.strNamespace = strNamespace
        This.baseType = baseType
    End Sub

    /*
    Sub TypeBaseImpl( name As String, strNamespace As String, baseType As Type, interfaces As ... )
        TypeBaseImpl( name, strNamespace, baseType )
    End Sub
    */

Public


    '----------------------------------------------------------------
    ' Public properties
    '----------------------------------------------------------------

    Override Function BaseType() As TypeInfo
        Return baseType
    End Function

    Override Function FullName() As String
        Return strNamespace + "." + name
    End Function

    Override Function IsArray() As Boolean
        Return False
    End Function

    Override Function IsByRef() As Boolean
        Return False
    End Function

    Override Function IsClass() As Boolean
        Return False
    End Function

    Override Function IsEnum() As Boolean
        Return False
    End Function

    Override Function IsInterface() As Boolean
        Return False
    End Function

    Override Function IsPointer() As Boolean
        Return False
    End Function

    Override Function IsValueType() As Boolean
        Return False
    End Function

    Override Function Name() As String
        Return name
    End Function

    Override Function Namespace() As String
        Return strNamespace
    End Function



    '----------------------------------------------------------------
    ' Public methods
    '----------------------------------------------------------------

End Class


' 値型を管理するためのクラス
Class _System_TypeForValueType
    Inherits TypeBaseImpl
Public
    Sub _System_TypeForValueType( name As String )
        TypeInfo( name, "" )
    End Sub

    Override Function IsValueType() As Boolean
        Return True
    End Function
End Class

' クラスを管理するためのクラス
Class _System_TypeForClass
    Inherits TypeBaseImpl
Public
    Sub _System_TypeForClass( name As String, strNamespace As String, baseType As TypeInfo )
        TypeBaseImpl( name, strNamespace, baseType )
    End Sub
    Sub ~_System_TypeForClass()
    End Sub
    Override Function IsClass() As Boolean
        Return True
    End Function
End Class

' インターフェイスを管理するためのクラス
Class _System_TypeForInterface
    Inherits TypeBaseImpl
Public
End Class

' 列挙体を管理するためのクラス
Class _System_TypeForEnum
    Inherits TypeBaseImpl
Public
End Class

' デリゲートを管理するためのクラス
Class _System_TypeForDelegate
    Inherits TypeBaseImpl
Public
End Class


'--------------------------------------------------------------------
' プロセスに存在するすべての型を管理する（シングルトン クラス）
'--------------------------------------------------------------------
Class _System_TypeBase
    pTypes As *TypeInfo
    count As Long

    Sub _System_TypeBase()
        pTypes = GC_malloc( 1 )
        count = 0
    End Sub
    Sub ~_System_TypeBase()
    End Sub

    Sub Add( typeInfo As TypeInfo )
        pTypes = realloc( pTypes, ( count + 1 ) * SizeOf(*TypeInfo) )
        pTypes[count] = typeInfo
        count++
    End Sub

    Function Search( strNamespace As String, typeName As String ) As TypeInfo
        ' TODO: 名前空間に対応する
        Dim i As Long
        For i = 0 To ELM( count )
            If pTypes[i].Name = typeName Then
                Return pTypes[i]
            End If
        Next
        Return Nothing
    End Function

    ' シングルトン オブジェクト
    Static obj As _System_TypeBase

    Static Sub InitializeValueType()
        ' 値型の追加
        obj.Add( New _System_TypeForValueType( "Byte" ) )
        obj.Add( New _System_TypeForValueType( "SByte" ) )
        obj.Add( New _System_TypeForValueType( "Word" ) )
        obj.Add( New _System_TypeForValueType( "Integer" ) )
        obj.Add( New _System_TypeForValueType( "DWord" ) )
        obj.Add( New _System_TypeForValueType( "Long" ) )
        obj.Add( New _System_TypeForValueType( "QWord" ) )
        obj.Add( New _System_TypeForValueType( "Int64" ) )
        obj.Add( New _System_TypeForValueType( "Boolean" ) )
        obj.Add( New _System_TypeForValueType( "Single" ) )
        obj.Add( New _System_TypeForValueType( "Double" ) )
    End Sub

    Static Sub InitializeUserTypes()
        ' このメソッドの実装はコンパイラが自動生成する

        '例:
        'obj.Add( New _System_TypeForClass( "String", "", obj.Search( "Object" ) ) )
    End Sub

Public

    Static Sub _NextPointerForGC()
        ' TODO: 実装
    End Sub

    Static Sub Initialize()
        ' 値型を初期化
        InitializeValueType()

        ' Class / Interface / Enum / Delegate を初期化
        InitializeUserTypes()
    End Sub
End Class

' End Namespace ' System