public void Write(TextWriter output, IList <NamedConstruct> members, CApiGeneratorOptions opts)
{
output.WriteLine("/*****************************************************************");
output.WriteLine(" This file is automatically generated by nclang CApiGenerator.exe.");
output.WriteLine(" *****************************************************************/");
foreach (var source in opts.Sources)
{
output.WriteLine("#include \"" + source + "\"");
}
output.WriteLine("extern \"C\" {");
// forward decls.
foreach (var o in members.OfType <ClassDeclaration> ())
{
if (!opts.ShouldGenerateCodeFor(o))
{
continue; // skip unmatched file
}
output.WriteLine($"class {o.CTypeName ()} : {o.Namespace}{o.nssep}{o.Name}; // {o.SourceFileName} ({o.Line}, {o.Column})");
output.WriteLine();
}
foreach (var o in members.OfType <ClassDeclaration> ())
{
if (!opts.ShouldGenerateCodeFor(o))
{
continue; // skip unmatched file
}
output.WriteLine($"// {o.Name} Constructors and destructor.");
if (!o.Constructors.Any())
{
output.WriteLine($"{o.CTypeName ()}* {o.CName ()}_new () {{ return new {o.CTypeName ()} (); }}");
}
foreach (var c in o.Constructors)
{
var pdefs = string.Join(", ", c.Parameters.Select(p => p.Type + " " + p.Name));
var pcalls = string.Join(", ", c.Parameters.Select(p => p.Name));
output.WriteLine($"void* {o.CName ()}_new ({pdefs}) {{ return new {o.CTypeName ()} ({pcalls}); }}");
}
output.WriteLine($"void {o.CName ()}_delete ({o.CTypeName ()} *instance) {{ delete instance; }}");
output.WriteLine();
var targetFields = o.Fields.Where(f => f.Access != CXXAccessSpecifier.Private);
if (targetFields.Any())
{
output.WriteLine($"// {o.Name} Field accessors");
}
foreach (var f in targetFields)
{
if (f.IsStatic || f.IsConst)
{
// static/const
output.WriteLine($"{f.CTypeName ()} {o.CName ()}_get_{f.CName ()} () {{ return {o.Name}::{f.Name}; }}");
if (!f.IsConst)
{
output.WriteLine($"void {o.CName ()}_set_{f.CName ()} ({f.CTypeName ()} value) {{ {o.Name}::{f.Name} = value; }}");
}
}
else
{
// instance
output.WriteLine($"{f.CTypeName ()} {o.CName ()}_get_{f.CName ()} ({o.CName ()} *instance) {{ return (({o.Name}*)instance)->{f.Name}; }}");
output.WriteLine($"void {o.CName ()}_set_{f.CName ()} ({o.CName ()} *instance, {f.Type} value) {{ (({o.Name}*)instance)->{f.Name} = value; }}");
}
output.WriteLine();
}
var targetFunctions = o.Functions.Where(f => f.Access != CXXAccessSpecifier.Private);
if (targetFunctions.Any())
{
output.WriteLine($"// {o.Name} Function delegates");
}
foreach (var f in targetFunctions)
{
// static/const
string optComma = f.Parameters.Any() ? ", " : "";
output.Write($"{f.CTypeReturn ()} {o.CName ()}_{f.CName ()} ({o.CTypeName ()} *instance{optComma} {string.Join (", ", f.Parameters.Select (a => a.ToTypeAndName ()))}) ");
string retspec = f.Return == "void" ? string.Empty : "return ";
output.WriteLine($"{{ {retspec}(({o.Name}*)instance)->{f.Name} ({string.Join (", ", f.Parameters.Select (a => a.Name))}); }}");
}
output.WriteLine();
}
foreach (var o in members.OfType <Variable> ())
{
if (!opts.ShouldGenerateCodeFor(o))
{
continue; // skip unmatched file
}
output.WriteLine();
}
foreach (var o in members.OfType <Function> ().Where(m => m.Kind != CursorKind.Constructor))
{
if (!opts.ShouldGenerateCodeFor(o))
{
continue; // skip unmatched file
}
o.Write(output);
output.WriteLine();
}
output.WriteLine("} // extern \"C\"");
output.Close();
}
