public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
var type = ctx.Parameter.Type.Desugar();
ClassTemplateSpecialization basicString = GetBasicString(type);
var typePrinter = new CSharpTypePrinter(ctx.Driver);
typePrinter.PushContext(CSharpTypePrinterContextKind.Native);
if (!ctx.Parameter.Type.Desugar().IsAddress())
ctx.Return.Write("*({0}*) ", basicString.Visit(typePrinter));
typePrinter.PopContext();
var allocator = ctx.Driver.ASTContext.FindClass("allocator", false, true).First(
a => a.IsSupportedStdType());
if (type.IsPointer() || (type.IsReference() && ctx.Declaration is Field))
{
ctx.Return.Write("new {0}({1}, new {2}()).{3}",
basicString.Visit(typePrinter), ctx.Parameter.Name,
allocator.Visit(typePrinter), Helpers.InstanceIdentifier);
}
else
{
string varBasicString = "__basicString" + ctx.ParameterIndex;
ctx.SupportBefore.WriteLine("using (var {0} = new {1}({2}, new {3}()))",
varBasicString, basicString.Visit(typePrinter),
ctx.Parameter.Name, allocator.Visit(typePrinter));
ctx.SupportBefore.WriteStartBraceIndent();
ctx.Return.Write("{0}.{1}", varBasicString, Helpers.InstanceIdentifier);
ctx.HasCodeBlock = true;
}
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
var type = ctx.Parameter.Type.Desugar();
ClassTemplateSpecialization basicString = GetBasicString(type);
var typePrinter = new CSharpTypePrinter(ctx.Context);
typePrinter.PushContext(CSharpTypePrinterContextKind.Native);
if (!ctx.Parameter.Type.Desugar().IsAddress())
ctx.Return.Write("*({0}*) ", basicString.Visit(typePrinter));
typePrinter.PopContext();
var allocator = ctx.Context.ASTContext.FindClass("allocator", false, true).First(
a => a.IsDependent);
if (type.IsPointer() || (type.IsReference() && ctx.Declaration is Field))
{
ctx.Return.Write("new {0}({1}, new {2}()).{3}",
basicString.Visit(typePrinter), ctx.Parameter.Name,
allocator.Visit(typePrinter), Helpers.InstanceIdentifier);
}
else
{
string varAllocator = "__allocator" + ctx.ParameterIndex;
string varBasicString = "__basicString" + ctx.ParameterIndex;
ctx.SupportBefore.WriteLine("var {0} = new {1}();",
varAllocator, allocator.Visit(typePrinter));
ctx.SupportBefore.WriteLine("var {0} = new {1}({2}, {3});",
varBasicString, basicString.Visit(typePrinter),
ctx.Parameter.Name, varAllocator);
ctx.Return.Write("{0}.{1}", varBasicString, Helpers.InstanceIdentifier);
ctx.Cleanup.WriteLine("{0}.Dispose({1});", varBasicString,
type.IsPointer() ? "true" : "false");
ctx.Cleanup.WriteLine("{0}.Dispose();", varAllocator);
}
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
if (ctx.Parameter.Type.Desugar().IsAddress())
ctx.Return.Write("new global::System.IntPtr(&{0})", ctx.Parameter.Name);
else
ctx.Return.Write(ctx.Parameter.Name);
}
public override void CSharpMarshalToManaged(CSharpMarshalContext ctx)
{
if (ctx.ReturnType.Type.Desugar().IsAddress())
{
var finalType = ctx.ReturnType.Type.GetFinalPointee() ?? ctx.ReturnType.Type;
var enumType = GetEnumType(finalType);
ctx.Return.Write("*({0}*) {1}", enumType, ctx.ReturnVarName);
}
else
{
ctx.Return.Write(ctx.ReturnVarName);
}
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
ctx.SupportBefore.WriteLine("var __stringPtr{0} = ReferenceEquals({1}, null) ? null : (ushort*) Marshal.StringToHGlobalUni({1}).ToPointer();",
ctx.ParameterIndex, ctx.Parameter.Name);
ctx.SupportBefore.WriteLine("var __qstring{0} = __stringPtr{0} == null ? null : QtCore.QString.FromUtf16(ref *__stringPtr{0}, {1}.Length);",
ctx.ParameterIndex, ctx.Parameter.Name);
var type = ctx.Parameter.Type.Desugar();
if (type.IsAddress())
{
ctx.Return.Write("ReferenceEquals(__qstring{0}, null) ? global::System.IntPtr.Zero : __qstring{0}.{1}",
ctx.ParameterIndex, Helpers.InstanceIdentifier);
return;
}
Class @class;
type.TryGetClass(out @class);
if (@class == null)
{
this.Type.TryGetClass(out @class);
}
this.typePrinter = this.typePrinter ?? (this.typePrinter = new CSharpTypePrinter(ctx.Context));
var qualifiedIdentifier = (@class.OriginalClass ?? @class).Visit(this.typePrinter);
ctx.Return.Write("ReferenceEquals(__qstring{0}, null) ? new {1}.{2}() : *({1}.{2}*) (__qstring{0}.{3})",
ctx.ParameterIndex, qualifiedIdentifier, Helpers.InternalStruct, Helpers.InstanceIdentifier);
}
public override void CSharpMarshalToManaged(CSharpMarshalContext ctx)
{
ctx.Return.Write("Marshal.PtrToStringUni(new IntPtr(QtCore.QString.{0}({1}).Utf16))",
Helpers.CreateInstanceIdentifier, ctx.ReturnVarName);
}
public override bool VisitParameterDecl(Parameter parameter)
{
if (parameter.Usage == ParameterUsage.Unknown || parameter.IsIn)
return base.VisitParameterDecl(parameter);
var ctx = new CSharpMarshalContext(Context.Driver)
{
ReturnType = Context.ReturnType,
ReturnVarName = Context.ReturnVarName
};
var marshal = new CSharpMarshalNativeToManagedPrinter(ctx);
parameter.Type.Visit(marshal);
if (!string.IsNullOrWhiteSpace(ctx.SupportBefore))
Context.SupportBefore.WriteLine(ctx.SupportBefore);
if (!string.IsNullOrWhiteSpace(ctx.Return) &&
!parameter.Type.IsPrimitiveTypeConvertibleToRef())
{
Context.SupportBefore.WriteLine("var _{0} = {1};", parameter.Name,
ctx.Return);
}
Context.Return.Write("{0}{1}",
parameter.Type.IsPrimitiveTypeConvertibleToRef() ? "ref *" : "_", parameter.Name);
return true;
}
protected CSharpMarshalPrinter(CSharpMarshalContext context)
: base(context)
{
Options.VisitFunctionParameters = false;
Options.VisitTemplateArguments = false;
}
protected CSharpMarshalPrinter(CSharpMarshalContext context)
: base(context)
{
Options.VisitFunctionParameters = false;
Options.VisitTemplateArguments = false;
}
public CSharpMarshalNativeToManagedPrinter(CSharpMarshalContext context)
: base(context)
{
Context.MarshalToManaged = this;
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
ctx.Return.Write(ctx.Parameter.Name);
}
public CSharpMarshalNativeToManagedPrinter(CSharpMarshalContext context)
: base(context)
{
Context.MarshalToManaged = this;
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
ctx.Return.Write("new Std.WString()");
}
public CSharpMarshalNativeToManagedPrinter(CSharpMarshalContext context)
: base(context)
{
typePrinter = new CSharpTypePrinter(context.Driver);
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
ctx.Return.Write("IntPtr.Zero");
}
public virtual void CSharpMarshalToManaged(CSharpMarshalContext ctx)
{
throw new NotImplementedException();
}
public CSharpMarshalManagedToNativePrinter(CSharpMarshalContext context)
: base(context)
{
typePrinter = new CSharpTypePrinter(context.Context);
}
public override void CSharpMarshalToManaged(CSharpMarshalContext ctx)
{
var templateType = Type as TemplateSpecializationType;
var type = templateType.Arguments[0].Type;
ctx.Return.Write("new Std.Vector<{0}>({1})", type,
ctx.ReturnVarName);
}
public override void CSharpMarshalToNative(CSharpMarshalContext ctx)
{
// pointless, put just so that the generated code compiles
ctx.Return.Write("new QList.Internal()");
}
public override void CSharpMarshalToManaged(CSharpMarshalContext ctx)
{
ctx.Return.Write(ctx.ReturnVarName);
}
public CSharpMarshalManagedToNativePrinter(CSharpMarshalContext context)
: base(context)
{
Context.MarshalToNative = this;
}
public override void CSharpMarshalToManaged(CSharpMarshalContext ctx)
{
var type = ctx.ReturnType.Type;
ClassTemplateSpecialization basicString = GetBasicString(type);
Declaration c_str = basicString.Methods.FirstOrDefault(m => m.OriginalName == "c_str");
if (!c_str.IsGenerated)
c_str = basicString.Properties.First(p => p.OriginalName == "c_str");
var typePrinter = new CSharpTypePrinter(ctx.Context);
if (type.IsPointer() || ctx.Declaration is Field)
{
ctx.Return.Write("{0}.{1}({2}).{3}{4}",
basicString.Visit(typePrinter), Helpers.CreateInstanceIdentifier,
ctx.ReturnVarName, c_str.Name, c_str is Method ? "()" : string.Empty);
}
else
{
const string varBasicString = "__basicStringRet";
ctx.SupportBefore.WriteLine("using (var {0} = {1}.{2}({3}))",
varBasicString, basicString.Visit(typePrinter),
Helpers.CreateInstanceIdentifier, ctx.ReturnVarName);
ctx.SupportBefore.WriteStartBraceIndent();
ctx.Return.Write("{0}.{1}{2}", varBasicString, c_str.Name,
c_str is Method ? "()" : string.Empty);
ctx.HasCodeBlock = true;
}
}
public CSharpMarshalManagedToNativePrinter(CSharpMarshalContext context)
: base(context)
{
Context.MarshalToNative = this;
}
