diff options
Diffstat (limited to 'fpdfsdk/javascript/JS_Define.h')
| -rw-r--r-- | fpdfsdk/javascript/JS_Define.h | 126 |
1 files changed, 21 insertions, 105 deletions
diff --git a/fpdfsdk/javascript/JS_Define.h b/fpdfsdk/javascript/JS_Define.h index 22ce7cbacc..7d089aa4b8 100644 --- a/fpdfsdk/javascript/JS_Define.h +++ b/fpdfsdk/javascript/JS_Define.h @@ -14,6 +14,13 @@ #include "fpdfsdk/javascript/resource.h" #include "fxjs/fxjs_v8.h" +// All JS classes have a name, an object defintion ID, and the ability to +// register themselves with FXJS_V8. We never make a BASE class on its own +// because it can't really do anything. + +// Rich JS classes provide constants, methods, properties, and the ability +// to construct native object state. + struct JSConstSpec { enum Type { Number = 0, String = 1 }; @@ -85,20 +92,6 @@ void JSPropSetter(const char* prop_name_string, } } -#define JS_STATIC_PROP(err_name, prop_name, class_name) \ - static void get_##prop_name##_static( \ - v8::Local<v8::String> property, \ - const v8::PropertyCallbackInfo<v8::Value>& info) { \ - JSPropGetter<class_name, &class_name::get_##prop_name>( \ - #err_name, #class_name, property, info); \ - } \ - static void set_##prop_name##_static( \ - v8::Local<v8::String> property, v8::Local<v8::Value> value, \ - const v8::PropertyCallbackInfo<void>& info) { \ - JSPropSetter<class_name, &class_name::set_##prop_name>( \ - #err_name, #class_name, property, value, info); \ - } - template <class C, CJS_Return (C::*M)(CJS_Runtime*, const std::vector<v8::Local<v8::Value>>&)> @@ -131,6 +124,20 @@ void JSMethod(const char* method_name_string, info.GetReturnValue().Set(result.Return()); } +#define JS_STATIC_PROP(err_name, prop_name, class_name) \ + static void get_##prop_name##_static( \ + v8::Local<v8::String> property, \ + const v8::PropertyCallbackInfo<v8::Value>& info) { \ + JSPropGetter<class_name, &class_name::get_##prop_name>( \ + #err_name, #class_name, property, info); \ + } \ + static void set_##prop_name##_static( \ + v8::Local<v8::String> property, v8::Local<v8::Value> value, \ + const v8::PropertyCallbackInfo<void>& info) { \ + JSPropSetter<class_name, &class_name::set_##prop_name>( \ + #err_name, #class_name, property, value, info); \ + } + #define JS_STATIC_METHOD(method_name, class_name) \ static void method_name##_static( \ const v8::FunctionCallbackInfo<v8::Value>& info) { \ @@ -138,95 +145,4 @@ void JSMethod(const char* method_name_string, info); \ } -// All JS classes have a name, an object defintion ID, and the ability to -// register themselves with FXJS_V8. We never make a BASE class on its own -// because it can't really do anything. -#define DECLARE_JS_CLASS_BASE_PART() \ - static const char* g_pClassName; \ - static int g_nObjDefnID; \ - static void DefineJSObjects(CFXJS_Engine* pEngine, FXJSOBJTYPE eObjType); - -#define IMPLEMENT_JS_CLASS_BASE_PART(js_class_name, class_name) \ - const char* js_class_name::g_pClassName = #class_name; \ - int js_class_name::g_nObjDefnID = -1; - -#define DECLARE_JS_CLASS_CONST_PART() \ - static JSConstSpec ConstSpecs[]; \ - static void DefineConsts(CFXJS_Engine* pEngine); - -#define IMPLEMENT_JS_CLASS_CONST_PART(js_class_name, class_name) \ - void js_class_name::DefineConsts(CFXJS_Engine* pEngine) { \ - for (size_t i = 0; i < FX_ArraySize(ConstSpecs) - 1; ++i) { \ - pEngine->DefineObjConst( \ - g_nObjDefnID, ConstSpecs[i].pName, \ - ConstSpecs[i].eType == JSConstSpec::Number \ - ? pEngine->NewNumber(ConstSpecs[i].number).As<v8::Value>() \ - : pEngine->NewString(ConstSpecs[i].pStr).As<v8::Value>()); \ - } \ - } - -#define IMPLEMENT_JS_CLASS_CONST(js_class_name, class_name) \ - IMPLEMENT_JS_CLASS_BASE_PART(js_class_name, class_name) \ - IMPLEMENT_JS_CLASS_CONST_PART(js_class_name, class_name) \ - void js_class_name::DefineJSObjects(CFXJS_Engine* pEngine, \ - FXJSOBJTYPE eObjType) { \ - g_nObjDefnID = pEngine->DefineObj(js_class_name::g_pClassName, eObjType, \ - nullptr, nullptr); \ - DefineConsts(pEngine); \ - } - -// Rich JS classes provide constants, methods, properties, and the ability -// to construct native object state. -#define DECLARE_JS_CLASS() \ - DECLARE_JS_CLASS_BASE_PART() \ - DECLARE_JS_CLASS_CONST_PART() \ - DECLARE_JS_CLASS_PART() - -#define IMPLEMENT_JS_CLASS(js_class_name, class_alternate, class_name) \ - IMPLEMENT_JS_CLASS_BASE_PART(js_class_name, class_name) \ - IMPLEMENT_JS_CLASS_CONST_PART(js_class_name, class_name) \ - IMPLEMENT_JS_CLASS_PART(js_class_name, class_alternate, class_name) \ - void js_class_name::DefineJSObjects(CFXJS_Engine* pEngine, \ - FXJSOBJTYPE eObjType) { \ - g_nObjDefnID = pEngine->DefineObj(js_class_name::g_pClassName, eObjType, \ - JSConstructor, JSDestructor); \ - DefineConsts(pEngine); \ - DefineProps(pEngine); \ - DefineMethods(pEngine); \ - } - -#define DECLARE_JS_CLASS_PART() \ - static void JSConstructor(CFXJS_Engine* pEngine, v8::Local<v8::Object> obj); \ - static void JSDestructor(CFXJS_Engine* pEngine, v8::Local<v8::Object> obj); \ - static void DefineProps(CFXJS_Engine* pEngine); \ - static void DefineMethods(CFXJS_Engine* pEngine); \ - static JSPropertySpec PropertySpecs[]; \ - static JSMethodSpec MethodSpecs[]; - -#define IMPLEMENT_JS_CLASS_PART(js_class_name, class_alternate, class_name) \ - void js_class_name::JSConstructor(CFXJS_Engine* pEngine, \ - v8::Local<v8::Object> obj) { \ - CJS_Object* pObj = new js_class_name(obj); \ - pObj->SetEmbedObject(new class_alternate(pObj)); \ - pEngine->SetObjectPrivate(obj, pObj); \ - pObj->InitInstance(static_cast<CJS_Runtime*>(pEngine)); \ - } \ - void js_class_name::JSDestructor(CFXJS_Engine* pEngine, \ - v8::Local<v8::Object> obj) { \ - delete static_cast<js_class_name*>(pEngine->GetObjectPrivate(obj)); \ - } \ - void js_class_name::DefineProps(CFXJS_Engine* pEngine) { \ - for (size_t i = 0; i < FX_ArraySize(PropertySpecs) - 1; ++i) { \ - pEngine->DefineObjProperty(g_nObjDefnID, PropertySpecs[i].pName, \ - PropertySpecs[i].pPropGet, \ - PropertySpecs[i].pPropPut); \ - } \ - } \ - void js_class_name::DefineMethods(CFXJS_Engine* pEngine) { \ - for (size_t i = 0; i < FX_ArraySize(MethodSpecs) - 1; ++i) { \ - pEngine->DefineObjMethod(g_nObjDefnID, MethodSpecs[i].pName, \ - MethodSpecs[i].pMethodCall); \ - } \ - } - #endif // FPDFSDK_JAVASCRIPT_JS_DEFINE_H_ |