protected override MemberDeclarationSyntax BuildType(CppTypedef cppType, string nativeName, string managedName)
{
if (!(cppType.ElementType is CppPointerType cppPointerType &&
cppPointerType.ElementType is CppFunctionType function))
{
return(null);
}
var returnType = TypeMap.GetType(function.ReturnType.GetDisplayName()).TypeSyntax;
var @delegate = DelegateDeclaration(returnType, managedName)
.AddModifiers(Token(SyntaxKind.PublicKeyword))
.AddParameterListParameters(function.Parameters.Select(BuildParameter).ToArray())
.AddUnmanagedFunctionPointerAttribute();
if (@delegate.DescendantNodes().OfType <PointerTypeSyntax>().Any())
{
@delegate = @delegate.AddModifiers(Token(SyntaxKind.UnsafeKeyword));
}
@delegate = @delegate.AddDocumentationComments(cppType.Comment, nativeName);
return(@delegate);
}
protected override MemberDeclarationSyntax BuildType(CppTypedef cppType, string nativeName, string managedName)
{
TypeSyntax baseManagedType = null;
if (cppType.ElementType is CppPrimitiveType primitiveType)
{
baseManagedType = TypeMap.GetType(primitiveType.GetDisplayName()).TypeSyntax;
}
else if (cppType.ElementType is CppPointerType pointerType &&
pointerType.ElementType is CppPrimitiveType p && p.Kind == CppPrimitiveKind.Void)
{
baseManagedType = QualifiedName(IdentifierName("System"), IdentifierName("IntPtr"));
}
if (baseManagedType == null)
{
return(null);
}
var managedType = IdentifierName(managedName);
var field = IdentifierName("_value");
var param = IdentifierName("value");
var @struct = StructDeclaration(managedName)
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.ReadOnlyKeyword), Token(SyntaxKind.PartialKeyword))
.AddBaseListTypes(SimpleBaseType(
QualifiedName(IdentifierName("System"), GenericName("IEquatable").AddTypeArgumentListArguments(managedType))))
.AddMembers(
FieldDeclaration(VariableDeclaration(baseManagedType).AddVariables(VariableDeclarator("_value")))
.AddModifiers(Token(SyntaxKind.PrivateKeyword), Token(SyntaxKind.ReadOnlyKeyword)),
ConstructorDeclaration(managedName)
.AddModifiers(Token(SyntaxKind.PublicKeyword))
.AddParameterListParameters(Parameter(Identifier("value")).WithType(baseManagedType))
.AddAggressiveInlining()
.WithExpressionBody(
ArrowExpressionClause(
AssignmentExpression(SyntaxKind.SimpleAssignmentExpression, field, param)))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
ConversionOperatorDeclaration(Token(SyntaxKind.ImplicitKeyword), managedType)
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.StaticKeyword))
.AddParameterListParameters(Parameter(Identifier("value")).WithType(baseManagedType))
.AddAggressiveInlining()
.WithExpressionBody(
ArrowExpressionClause(
ObjectCreationExpression(managedType)
.AddArgumentListArguments(Argument(param))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
ConversionOperatorDeclaration(Token(SyntaxKind.ExplicitKeyword), baseManagedType)
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.StaticKeyword))
.AddParameterListParameters(Parameter(Identifier("value")).WithType(managedType))
.AddAggressiveInlining()
.WithExpressionBody(
ArrowExpressionClause(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("value"),
field)))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
MethodDeclaration(PredefinedType(Token(SyntaxKind.BoolKeyword)), nameof(Equals))
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.OverrideKeyword))
.AddParameterListParameters(Parameter(Identifier("obj")).WithType(PredefinedType(Token(SyntaxKind.ObjectKeyword))))
.AddAggressiveInlining()
.WithExpressionBody(ArrowExpressionClause(
BinaryExpression(SyntaxKind.LogicalAndExpression,
IsPatternExpression(
IdentifierName("obj"),
DeclarationPattern(
managedType,
SingleVariableDesignation(Identifier("other")))),
InvocationExpression(
IdentifierName("Equals")).AddArgumentListArguments(Argument(IdentifierName("other"))))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
MethodDeclaration(PredefinedType(Token(SyntaxKind.IntKeyword)), nameof(GetHashCode))
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.OverrideKeyword))
.AddAggressiveInlining()
.WithExpressionBody(ArrowExpressionClause(
InvocationExpression(
MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, field, IdentifierName("GetHashCode")))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
MethodDeclaration(PredefinedType(Token(SyntaxKind.BoolKeyword)), "Equals")
.AddModifiers(Token(SyntaxKind.PublicKeyword))
.AddParameterListParameters(Parameter(Identifier("other")).WithType(managedType))
.AddAggressiveInlining()
.WithExpressionBody(ArrowExpressionClause(
BinaryExpression(SyntaxKind.EqualsExpression,
field,
MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, IdentifierName("other"), field))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
OperatorDeclaration(PredefinedType(Token(SyntaxKind.BoolKeyword)), Token(SyntaxKind.EqualsEqualsToken))
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.StaticKeyword))
.AddParameterListParameters(
Parameter(Identifier("left")).WithType(managedType),
Parameter(Identifier("right")).WithType(managedType))
.AddAggressiveInlining()
.WithExpressionBody(ArrowExpressionClause(
InvocationExpression(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("left"),
IdentifierName("Equals")))
.AddArgumentListArguments(Argument(IdentifierName("right")))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
OperatorDeclaration(PredefinedType(Token(SyntaxKind.BoolKeyword)), Token(SyntaxKind.ExclamationEqualsToken))
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.StaticKeyword))
.AddParameterListParameters(
Parameter(Identifier("left")).WithType(managedType),
Parameter(Identifier("right")).WithType(managedType))
.AddAggressiveInlining()
.WithExpressionBody(ArrowExpressionClause(
PrefixUnaryExpression(
SyntaxKind.LogicalNotExpression,
InvocationExpression(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("left"),
IdentifierName("Equals")))
.AddArgumentListArguments(Argument(IdentifierName("right"))))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken)),
MethodDeclaration(PredefinedType(Token(SyntaxKind.StringKeyword)), nameof(ToString))
.AddModifiers(Token(SyntaxKind.PublicKeyword), Token(SyntaxKind.OverrideKeyword))
.AddAggressiveInlining()
.WithExpressionBody(ArrowExpressionClause(
InvocationExpression(
MemberAccessExpression(
SyntaxKind.SimpleMemberAccessExpression,
IdentifierName("_value"),
IdentifierName(nameof(ToString))))))
.WithSemicolonToken(Token(SyntaxKind.SemicolonToken))
);
@struct = @struct.AddDocumentationComments(cppType.Comment, nativeName);
return(@struct);
}