private void AddValueStruct(GLibType type)
{
// System.Console.WriteLine($"Adding value struct {type.FullName}");
// _sb.AppendFormat("\tpublic struct {0}\n", type.Name);
// _sb.Append("\t{\n");
// _sb.Append("\t}\n");
}
internal TypeName AddType(string name, GLibType type)
{
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
if (type.Namespace != null)
{
throw new ArgumentException($"Type '{name}' is already added to namespace '{type.Namespace.Name}'");
}
TypeName?id = null;
if (name != null)
{
id = FindTypeName(name);
}
if (!id.HasValue)
{
id = CreateNewTypeName(name);
}
TypeName typeName = id.Value;
type.TypeName = typeName;
if (typeName.Type != null)
{
throw new InvalidOperationException($"Type '{name}' already defined in '{Name}'.");
}
if (_types[typeName.Index] == null)
{
_types[typeName.Index] = type;
}
return(typeName);
}
private void AddEnum(GLibType type, List <Member> members, bool flags)
{
if (flags)
{
_sb.Append("\t[Flags]\n");
}
_sb.AppendFormat("\tpublic enum {0}\n", type.Name);
_sb.Append("\t{\n");
foreach (var member in members)
{
string value = member.Value;
if (!int.TryParse(value, out int res))
{
if (uint.TryParse(value, out uint uintvalue))
{
value = $"unchecked((int){value}U)";
}
else
{
// skip
continue;
}
}
// TODO: prettify name
_sb.AppendFormat("\t\t{0} = {1},\n", EscapeIdentifier(member.Name), value);
}
_sb.Append("\t}\n");
}
private TypeAnalysis GetTypeInfo(GLibType type)
{
TypeAnalysis info;
if (!_typeAnalyses.TryGetValue(type, out info))
{
info = new TypeAnalysis(type);
_typeAnalyses.Add(type, info);
}
return(info);
}
internal static (string cType, GLibType type) ResolveType(string cType, GLibType type)
{
cType = cType.Replace("gpointer", "void*");
cType = cType.Replace("gconstpointer", "void*");
if (type is RecordType rec && rec.Disguised)
{
cType += "*";
}
if (type is AliasType a)
{
cType = cType.Replace(a.CIdentifier, a.TargetCType);
return(ResolveType(cType, a.AliasedType));
}
else
{
return(cType, type);
}
}
private static List <Function> GetFunctions(GLibType type)
{
switch (type)
{
case BitfieldType b: return(b.Functions);
case ClassType c: return(c.Functions);
case InterfaceType i: return(i.Functions);
case EnumerationType e: return(e.Functions);
case RecordType r: return(r.Functions);
case UnionType u: return(u.Functions);
default: return(null);
}
}
private bool InheritsGObject(GLibType type)
{
if (type == null)
{
return(false);
}
if (type.FullName == "GObject.Object")
{
return(true);
}
else if (type is ClassType cls)
{
return(InheritsGObject(cls.Parent));
}
else
{
return(false);
}
}
private (string modifier, string typeName) MarshallAsType(Parameter p, Function function)
{
GLibType type = p.Type;
string cType = p.CType;
(cType, type) = ResolveType(cType, type);
TypeAnalysis info;
if (_typeAnalyses.TryGetValue(type, out info))
{
return(info.DetermineInteropType(p));
}
else if (cType.EndsWith("*"))
{
return(string.Empty, "System.IntPtr");
}
else
{
return(null, null);
}
}
private void AddRefStruct(GLibType type)
{
string getGLibType = null;
switch (type)
{
case ClassType cls:
getGLibType = cls.GLibGetType;
break;
case RecordType rec:
getGLibType = rec.GLibGetType;
break;
case InterfaceType interf:
getGLibType = interf.GLibGetType;
break;
}
_sb.AppendFormat("\tpublic ref struct {0}\n", type.Name);
_sb.Append("\t{\n");
_sb.Append("\t\tprivate IntPtr _pointer;\n");
_sb.AppendFormat("\t\tpublic {0}(IntPtr pointer, bool checkType = false)\n", type.Name);
_sb.Append("\t\t{\n");
if (getGLibType != null && InheritsGObject(type))
{
// g_type_check_instance_is_a
_sb.Append("\t\t\tif (checkType)\n");
_sb.Append("\t\t\t{\n");
_sb.Append("\t\t\t\tGObject.ObjectType.CheckInstanceIsA(pointer, TypeOf());\n");
_sb.Append("\t\t\t}\n");
}
_sb.Append("\t\t\t_pointer = pointer;\n");
_sb.Append("\t\t}\n");
_sb.AppendFormat("\t\tpublic static explicit operator {0}(IntPtr pointer) => new {0}(pointer, checkType: true);\n", type.Name);
_sb.AppendFormat("\t\tpublic static explicit operator IntPtr({0} value) => value._pointer;\n", type.Name);
if (type is ClassType clsType)
{
ClassType parent = clsType.Parent as ClassType;
while (parent != null)
{
_sb.AppendFormat("\t\tpublic static implicit operator {0}({1} value) => new {0}((IntPtr)value, checkType: false);\n", parent.FullName, type.Name);
_sb.AppendFormat("\t\tpublic static explicit operator {0}({1} value) => new {0}((IntPtr)value, checkType: true);\n", type.Name, parent.FullName);
parent = parent.Parent as ClassType;
}
}
GLibType functionType = type;
HashSet <string> functionNames = new HashSet <string>();
do
{
var functions = GetFunctions(functionType); // TODO: skip deprecated
if (functions != null)
{
foreach (Function function in functions)
{
(bool unknownType, ParameterInfo returnParameter, ParameterInfo[] argumentParameters) = InspectParameters(function);
if (unknownType)
{
continue;
}
if (functionNames.Contains(function.Name))
{
continue;
}
functionNames.Add(function.Name);
switch (function.Kind)
{
case FunctionKind.Constructor:
case FunctionKind.Function:
if (functionType == type)
{
_sb.AppendFormat("\t\tpublic static {0} {1}", returnParameter.Type, EscapeIdentifier(function.Name)); // TODO: prettify
AddArgumentList(param => $"{param.Modifier}{param.Type} {param.Name}", argumentParameters);
_sb.AppendFormat(" => {0}Interop.{1}", type.Namespace.Name, function.CIdentifier);
AddArgumentList(param => $"{param.Modifier}{param.Name}", argumentParameters);
_sb.Append(";\n");
}
break;
case FunctionKind.Method:
_sb.AppendFormat("\t\tpublic {0} {1}", returnParameter.Type, EscapeIdentifier(function.Name)); // TODO: prettify
AddArgumentList(param => $"{param.Modifier}{param.Type} {param.Name}", argumentParameters.Skip(1).ToList());
_sb.AppendFormat(" => {0}.{0}Interop.{1}", functionType.Namespace.Name, function.CIdentifier);
argumentParameters[0].Name = "this";
AddArgumentList(param => $"{param.Modifier}{param.Name}", argumentParameters);
_sb.Append(";\n");
break;
}
}
}
functionType = (functionType as ClassType)?.Parent;
} while (functionType != null);
if (getGLibType != null)
{
string libraryName = type.Namespace.SharedLibraries[0];
_sb.AppendFormat("\t\t[DllImport(\"{0}\", EntryPoint = \"{1}\")]\n", libraryName, getGLibType);
_sb.AppendFormat("\t\tpublic static extern GLib.GType TypeOf();\n");
}
_sb.Append("\t}\n");
}