public ClassCodeGen(CodeGenerator cg, TypeBindingInfo typeBindingInfo)
: base(cg, typeBindingInfo)
{
this.cg.AppendJSDoc(this.typeBindingInfo.type);
var transform = this.typeBindingInfo.transform;
var prefix = string.IsNullOrEmpty(this.typeBindingInfo.jsNamespace) ? "declare " : "";
var super = this.cg.bindingManager.GetTSSuperName(this.typeBindingInfo);
var interfaces = this.cg.bindingManager.GetTSInterfacesName(this.typeBindingInfo);
var extends = string.IsNullOrEmpty(super) ? "" : $" extends {super}";
var implements = string.IsNullOrEmpty(interfaces) ? "" : $" implements {interfaces}";
var regName = this.typeBindingInfo.jsName;
if (typeBindingInfo.type.IsAbstract)
{
prefix += "abstract ";
}
this.cg.tsDeclare.AppendLine($"{prefix}class {regName}{extends}{implements} {{");
this.cg.tsDeclare.AddTabLevel();
// 生成函数体
// 构造函数
if (this.typeBindingInfo.constructors.available)
{
using (new PInvokeGuardCodeGen(cg, typeof(Native.JSCFunctionMagic)))
{
using (new BindingConstructorDeclareCodeGen(cg, this.typeBindingInfo.constructors.name))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new ConstructorCodeGen(cg, this.typeBindingInfo))
{
}
}
}
}
}
// 非静态成员方法
foreach (var kv in this.typeBindingInfo.methods)
{
var methodBindingInfo = kv.Value;
if (transform == null || !transform.IsRedirectedMethod(methodBindingInfo.regName))
{
using (new PInvokeGuardCodeGen(cg))
{
using (new BindingFuncDeclareCodeGen(cg, methodBindingInfo.name))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new MethodCodeGen(cg, methodBindingInfo))
{
}
}
}
}
}
using (new TSMethodCodeGen(cg, methodBindingInfo))
{
}
}
//TODO: C# 抽象类可以不提供方法实现, d.ts 需要补充声明
// if (this.bindingInfo.type.IsAbstract && !this.bindingInfo.type.IsInterface)
// {
// }
// 静态成员方法
foreach (var kv in this.typeBindingInfo.staticMethods)
{
var methodBindingInfo = kv.Value;
if (transform == null || !transform.IsRedirectedMethod(methodBindingInfo.regName))
{
using (new PInvokeGuardCodeGen(cg))
{
using (new BindingFuncDeclareCodeGen(cg, methodBindingInfo.name))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new MethodCodeGen(cg, methodBindingInfo))
{
}
}
}
}
}
using (new TSMethodCodeGen(cg, methodBindingInfo))
{
}
}
foreach (var operatorBindingInfo in this.typeBindingInfo.operators)
{
if (transform == null || !transform.IsRedirectedMethod(operatorBindingInfo.regName))
{
using (new PInvokeGuardCodeGen(cg))
{
using (new BindingFuncDeclareCodeGen(cg, operatorBindingInfo.name))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new OperatorCodeGen(cg, operatorBindingInfo))
{
}
}
}
}
}
using (new TSOperatorCodeGen(cg, operatorBindingInfo))
{
}
}
// 所有附加方法
if (transform != null)
{
transform.ForEachAdditionalTSMethodDeclaration(decl =>
{
this.cg.tsDeclare.AppendLine(decl);
});
}
// 所有属性
foreach (var kv in this.typeBindingInfo.properties)
{
var propertyBindingInfo = kv.Value;
// 静态
if (propertyBindingInfo.staticPair.IsValid())
{
// 可读属性
if (propertyBindingInfo.staticPair.getterName != null)
{
using (new PInvokeGuardCodeGen(cg, typeof(JSGetterCFunction)))
{
using (new BindingGetterFuncDeclareCodeGen(cg, propertyBindingInfo.staticPair.getterName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new PropertyGetterCodeGen(cg, propertyBindingInfo))
{
}
}
}
}
}
// 可写属性
if (propertyBindingInfo.staticPair.setterName != null)
{
using (new PInvokeGuardCodeGen(cg, typeof(JSSetterCFunction)))
{
using (new BindingSetterFuncDeclareCodeGen(cg, propertyBindingInfo.staticPair.setterName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new PropertySetterCodeGen(cg, propertyBindingInfo))
{
}
}
}
}
}
}
// 非静态
if (propertyBindingInfo.instancePair.IsValid())
{
// 可读属性
if (propertyBindingInfo.instancePair.getterName != null)
{
using (new PInvokeGuardCodeGen(cg, typeof(JSGetterCFunction)))
{
using (new BindingGetterFuncDeclareCodeGen(cg, propertyBindingInfo.instancePair.getterName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new PropertyGetterCodeGen(cg, propertyBindingInfo))
{
}
}
}
}
}
// 可写属性
if (propertyBindingInfo.instancePair.setterName != null)
{
using (new PInvokeGuardCodeGen(cg, typeof(JSSetterCFunction)))
{
using (new BindingSetterFuncDeclareCodeGen(cg, propertyBindingInfo.instancePair.setterName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new PropertySetterCodeGen(cg, propertyBindingInfo))
{
}
}
}
}
}
}
}
// 所有字段
foreach (var kv in this.typeBindingInfo.fields)
{
var fieldBindingInfo = kv.Value;
if (fieldBindingInfo.getterName != null)
{
using (new PInvokeGuardCodeGen(cg, typeof(JSGetterCFunction)))
{
using (new BindingGetterFuncDeclareCodeGen(cg, fieldBindingInfo.getterName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new FieldGetterCodeGen(cg, fieldBindingInfo))
{
}
}
}
}
}
// 可写字段
if (fieldBindingInfo.setterName != null)
{
using (new PInvokeGuardCodeGen(cg, typeof(JSSetterCFunction)))
{
using (new BindingSetterFuncDeclareCodeGen(cg, fieldBindingInfo.setterName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new FieldSetterCodeGen(cg, fieldBindingInfo))
{
}
}
}
}
}
}
// 所有事件 (当做field相似处理)
foreach (var kv in this.typeBindingInfo.events)
{
var eventBindingInfo = kv.Value;
using (new PInvokeGuardCodeGen(cg))
{
using (new BindingFuncDeclareCodeGen(cg, eventBindingInfo.adderName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new EventAdderCodeGen(cg, eventBindingInfo))
{
}
}
}
}
using (new PInvokeGuardCodeGen(cg))
{
using (new BindingFuncDeclareCodeGen(cg, eventBindingInfo.removerName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new EventRemoverCodeGen(cg, eventBindingInfo))
{
}
}
}
}
if (!eventBindingInfo.isStatic)
{
using (new PInvokeGuardCodeGen(cg))
{
using (new BindingFuncDeclareCodeGen(cg, eventBindingInfo.proxyName))
{
using (new TryCatchGuradCodeGen(cg))
{
using (new EventProxyCodeGen(cg, eventBindingInfo))
{
}
}
}
}
}
}
}
public DelegateCodeGen(CodeGenerator cg, DelegateBindingInfo delegateBindingInfo, int index)
{
this.cg = cg;
var nargs = delegateBindingInfo.parameters.Length;
var retName = this.cg.bindingManager.GetUniqueName(delegateBindingInfo.parameters, "ret");
var firstArgument = typeof(ScriptDelegate) + " fn";
var returnTypeName = this.cg.bindingManager.GetCSTypeFullName(delegateBindingInfo.returnType);
var delegateName = CodeGenerator.NameOfDelegates + index;
var arglist = this.cg.bindingManager.GetCSArglistDecl(delegateBindingInfo.parameters);
foreach (var target in delegateBindingInfo.types)
{
this.cg.cs.AppendLine("[{0}(typeof({1}))]",
this.cg.bindingManager.GetCSTypeFullName(typeof(JSDelegateAttribute)),
this.cg.bindingManager.GetCSTypeFullName(target));
this.cg.bindingManager.log.AppendLine("emitting delegate decl: {0}", target);
}
if (!string.IsNullOrEmpty(arglist))
{
arglist = ", " + arglist;
}
this.cg.cs.AppendLine($"public static unsafe {returnTypeName} {delegateName}({firstArgument}{arglist}) {{");
this.cg.cs.AddTabLevel();
this.cg.cs.AppendLine("var ctx = fn.ctx;");
if (nargs > 0)
{
this.cg.cs.AppendLine("var argv = stackalloc JSValue[{0}];", nargs);
for (var i = 0; i < nargs; i++)
{
var parameter = delegateBindingInfo.parameters[i];
var pusher = this.cg.AppendValuePusher(parameter.ParameterType, parameter.Name);
this.cg.cs.AppendLine("argv[{0}] = {1};", i, pusher);
this.cg.cs.AppendLine("if (argv[{0}].IsException())", i);
this.cg.cs.AppendLine("{");
this.cg.cs.AddTabLevel();
for (var j = 0; j < i; j++)
{
this.cg.cs.AppendLine("JSApi.JS_FreeValue(ctx, argv[{0}]);", j);
}
this.cg.cs.AppendLine("throw new Exception(ctx.GetExceptionString());");
this.cg.cs.DecTabLevel();
this.cg.cs.AppendLine("}");
}
this.cg.cs.AppendLine("var rval = fn.Invoke(ctx, {0}, argv);", nargs);
}
else
{
this.cg.cs.AppendLine("var rval = fn.Invoke(ctx);");
}
if (delegateBindingInfo.returnType != typeof(void))
{
this.cg.cs.AppendLine($"{this.cg.bindingManager.GetCSTypeFullName(delegateBindingInfo.returnType)} {retName};");
var getter = this.cg.bindingManager.GetScriptObjectGetter(delegateBindingInfo.returnType, "ctx", "rval", retName);
this.cg.cs.AppendLine("var succ = {0};", getter);
FreeArgs(nargs);
CheckReturnValue();
this.cg.cs.AppendLine("if (succ)");
this.cg.cs.AppendLine("{");
this.cg.cs.AddTabLevel();
this.cg.cs.AppendLine($"return {retName};");
this.cg.cs.DecTabLevel();
this.cg.cs.AppendLine("}");
this.cg.cs.AppendLine("else");
this.cg.cs.AppendLine("{");
this.cg.cs.AddTabLevel();
this.cg.cs.AppendLine($"throw new Exception(\"js exception caught\");");
this.cg.cs.DecTabLevel();
this.cg.cs.AppendLine("}");
}
else
{
FreeArgs(nargs);
CheckReturnValue();
}
}