C++ (Cpp) JavaInstance::getField示例

示例#1

bool JavaNPObjectGetProperty(NPObject* obj, NPIdentifier identifier, NPVariant* result)
{
    VOID_TO_NPVARIANT(*result);
    JavaInstance* instance = ExtractJavaInstance(obj);
    if (!instance)
        return false;
    NPUTF8* name = _NPN_UTF8FromIdentifier(identifier);
    if (!name)
        return false;

    instance->begin();
    JavaField* field = instance->getClass()->fieldNamed(name);
    free(name); // TODO: use NPN_MemFree
    if (!field) {
        instance->end();
        return false;
    }

#if PLATFORM(ANDROID)
    // JSC does not seem to support returning object properties so we emulate that
    // behaviour here.
    JavaValue value;
#else
    JavaValue value = instance->getField(field);
#endif // PLATFORM(ANDROID)
    instance->end();

    convertJavaValueToNPVariant(value, result);

    return true;
}

示例#2

文件： JavaNPObjectV8.cpp 项目： KDE/android-qtwebkit

bool JavaNPObjectGetProperty(NPObject* obj, NPIdentifier identifier, NPVariant* result)
{
    VOID_TO_NPVARIANT(*result);
    JavaInstance* instance = ExtractJavaInstance(obj);
    if (!instance)
        return false;
    NPUTF8* name = _NPN_UTF8FromIdentifier(identifier);
    if (!name)
        return false;

    instance->begin();
    JavaField* field = instance->getClass()->fieldNamed(name);
    free(name); // TODO: use NPN_MemFree
    if (!field)
        return false;

    JavaValue value = instance->getField(field);
    instance->end();

    convertJavaValueToNPVariant(value, result);

    return true;
}