private static string ComputeCommaSeparatedParameterTypes(LocalVariable localVariable)
{
var methodInfo = (MethodInfo)localVariable.CustomData;
var parameters = methodInfo.GetMethodArgumentTypes().ToArray();
var parametersFormat = TypeNamerUtils.GetCommaSeparatedParameters(parameters);
return(parametersFormat);
}
private static void GenerateDelegateCode(StringBuilder sb, int id, KeyValuePair <Type, MethodInfo> delegateType)
{
var parameters = delegateType.Value.GetMethodArgumentTypes().Skip(1).ToArray();
var parametersFormat = TypeNamerUtils.GetCommaSeparatedParameters(parameters);
var typePrefixFormat = string.Join("_", parameters.Select(paramType => paramType.ToCppMangling()));
var paramIndex = 0;
var namedTypeArgs = string.Join(", ",
parameters.Select(
par => string.Format("{0} arg{1}", par.ToCppMangling(), paramIndex++)));
paramIndex = 0;
var namedArgs = string.Join(", ",
parameters.Select(
par => string.Format("arg{0}", paramIndex++)));
/* sb.AppendFormat("typedef void(*callBack{0}) ({1});",
* id, parametersFormat)
* .AppendLine();
* */
sb.AppendFormat("struct {0} {{", delegateType.Key.ToCppMangling())
.AppendLine();
sb.AppendFormat(" std::vector< std::function<void({0})> > _functions;", parametersFormat)
.AppendLine();
sb.AppendFormat("void Register(std::function<void({0}) > fn) {{", parametersFormat)
.AppendLine();
sb.AppendFormat("_functions.push_back(fn);")
.AppendLine()
.AppendLine("}");
sb.AppendFormat("void Invoke(");
sb.Append(namedTypeArgs);
sb.AppendLine(") {");
sb.AppendLine("for(auto it : _functions)");
sb.AppendFormat("\t(it)({0});", namedArgs)
.AppendLine();
sb.AppendLine("}");
sb.AppendLine("}; //end of class delegate");
sb.AppendFormat(
"void {0}_ctor(const std::shared_ptr<{0}>& _delegate, void*, std::function<void({1})> fn){{",
delegateType.Key.ToCppMangling(),
parametersFormat)
.AppendLine();
sb.AppendLine(" _delegate->Register(fn);");
sb.AppendLine("}");
sb.AppendFormat("void {0}_Invoke(const std::shared_ptr<{0}>& _delegate, {1}){{",
delegateType.Key.ToCppMangling(),
namedTypeArgs)
.AppendLine();
sb.AppendFormat(" _delegate->Invoke({0});", namedArgs)
.AppendLine();
sb.AppendLine("}");
}
static void GenerateDelegateCode(StringBuilder sb, int id, KeyValuePair <Type, MethodInfo> delegateType)
{
var parameters = delegateType.Value.GetMethodArgumentTypes().Skip(1).ToArray();
var parametersFormat = TypeNamerUtils.GetCommaSeparatedParameters(parameters);
var typePrefixFormat = string.Join("_", parameters.Select(paramType => paramType.ToCppMangling()));
int[] paramIndex = { 0 };
var namedTypeArgs = string.Join(", ",
parameters.Select(
par => $"{par.ToCppMangling()} arg{paramIndex[0]++}"));
paramIndex[0] = 0;
var namedArgs = string.Join(", ",
parameters.Select(
par => $"arg{paramIndex[0]++}"));
/* sb.AppendFormat("typedef void(*callBack{0}) ({1});",
* id, parametersFormat)
* .AppendLine();
* */
sb.AppendFormat("struct {0} : System_Object {{", delegateType.Key.ToCppMangling())
.AppendLine();
sb.AppendFormat(" std::vector< std::function<System_Void({0})> > _functions;", parametersFormat)
.AppendLine();
sb.AppendFormat("System_Void Register(std::function<System_Void({0}) > fn) {{", parametersFormat)
.AppendLine();
sb.AppendFormat("_functions.push_back(fn);")
.AppendLine()
.AppendLine("}");
sb.AppendFormat("System_Void Invoke(");
sb.Append(namedTypeArgs);
sb.AppendLine(") {");
sb.AppendLine("for(auto it : _functions)");
sb.AppendFormat("\t(it)({0});", namedArgs)
.AppendLine();
sb.AppendLine("}");
sb.AppendLine("}; //end of class delegate");
sb.AppendFormat(
"System_Void {0}_ctor(const {2}<{0}>& _delegate, System_Void*, std::function<System_Void({1})> fn){{",
delegateType.Key.ToCppMangling(),
parametersFormat,
TypeNamerUtils.StdSharedPtr)
.AppendLine();
sb.AppendLine(" _delegate->Register(fn);");
sb.AppendLine("}");
if (!string.IsNullOrEmpty(namedTypeArgs))
{
sb.AppendFormat("System_Void {0}_Invoke(const {2}<{0}>& _delegate, {1}){{",
delegateType.Key.ToCppMangling(),
namedTypeArgs,
TypeNamerUtils.StdSharedPtr)
.AppendLine();
}
else
{
sb.AppendFormat("System_Void {0}_Invoke(const {1}<{0}>& _delegate){{",
delegateType.Key.ToCppMangling(),
TypeNamerUtils.StdSharedPtr)
.AppendLine();
}
sb.AppendFormat(" _delegate->Invoke({0});", namedArgs)
.AppendLine();
sb.AppendLine("}");
}
