diff options
Diffstat (limited to 'fpdfsdk/javascript/JS_Define.h')
| -rw-r--r-- | fpdfsdk/javascript/JS_Define.h | 82 |
1 files changed, 52 insertions, 30 deletions
diff --git a/fpdfsdk/javascript/JS_Define.h b/fpdfsdk/javascript/JS_Define.h index ee7448c649..375ca3ac35 100644 --- a/fpdfsdk/javascript/JS_Define.h +++ b/fpdfsdk/javascript/JS_Define.h @@ -45,6 +45,8 @@ void JSPropGetter(const char* prop_name_string, return; CJS_Object* pJSObj = static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); + if (!pJSObj) + return; C* pObj = reinterpret_cast<C*>(pJSObj->GetEmbedObject()); CFX_WideString sError; CJS_PropValue value(pRuntime); @@ -69,6 +71,8 @@ void JSPropSetter(const char* prop_name_string, return; CJS_Object* pJSObj = static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); + if (!pJSObj) + return; C* pObj = reinterpret_cast<C*>(pJSObj->GetEmbedObject()); CFX_WideString sError; CJS_PropValue propValue(pRuntime, CJS_Value(pRuntime, value)); @@ -111,6 +115,8 @@ void JSMethod(const char* method_name_string, } CJS_Object* pJSObj = static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); + if (!pJSObj) + return; C* pObj = reinterpret_cast<C*>(pJSObj->GetEmbedObject()); CFX_WideString sError; CJS_Value valueRes(pRuntime); @@ -210,33 +216,31 @@ void JSMethod(const char* method_name_string, static JSPropertySpec PropertySpecs[]; \ static JSMethodSpec MethodSpecs[]; -#define IMPLEMENT_JS_CLASS_RICH_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, (void*)pObj); \ - pObj->InitInstance(static_cast<CJS_Runtime*>(pEngine)); \ - } \ - void js_class_name::JSDestructor(CFXJS_Engine* pEngine, \ - v8::Local<v8::Object> obj) { \ - js_class_name* pObj = \ - static_cast<js_class_name*>(pEngine->GetObjectPrivate(obj)); \ - delete pObj; \ - } \ - 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); \ - } \ +#define IMPLEMENT_JS_CLASS_RICH_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, (void*)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); \ + } \ } // Special JS classes implement methods, props, and queries, but not consts. @@ -310,12 +314,18 @@ void JSSpecialPropQuery(const char*, const v8::PropertyCallbackInfo<v8::Integer>& info) { CJS_Runtime* pRuntime = CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); - v8::String::Utf8Value utf8_value(property); - CFX_WideString propname = CFX_WideString::FromUTF8( - CFX_ByteStringC(*utf8_value, utf8_value.length())); + if (!pRuntime) + return; + CJS_Object* pJSObj = static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); + if (!pJSObj) + return; + Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); + v8::String::Utf8Value utf8_value(property); + CFX_WideString propname = CFX_WideString::FromUTF8( + CFX_ByteStringC(*utf8_value, utf8_value.length())); bool bRet = pObj->QueryProperty(propname.c_str()); info.GetReturnValue().Set(bRet ? 4 : 0); } @@ -328,8 +338,12 @@ void JSSpecialPropGet(const char* class_name, CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); if (!pRuntime) return; + CJS_Object* pJSObj = static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); + if (!pJSObj) + return; + Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); v8::String::Utf8Value utf8_value(property); CFX_WideString propname = CFX_WideString::FromUTF8( @@ -353,8 +367,12 @@ void JSSpecialPropPut(const char* class_name, CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); if (!pRuntime) return; + CJS_Object* pJSObj = static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); + if (!pJSObj) + return; + Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); v8::String::Utf8Value utf8_value(property); CFX_WideString propname = CFX_WideString::FromUTF8( @@ -375,8 +393,12 @@ void JSSpecialPropDel(const char* class_name, CJS_Runtime::CurrentRuntimeFromIsolate(info.GetIsolate()); if (!pRuntime) return; + CJS_Object* pJSObj = static_cast<CJS_Object*>(pRuntime->GetObjectPrivate(info.Holder())); + if (!pJSObj) + return; + Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); v8::String::Utf8Value utf8_value(property); CFX_WideString propname = CFX_WideString::FromUTF8( |