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/*
Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
// Contains the necessary helper structures to make possible expose
// C/C++ functions to JavaScript environment.
#include "config.h"
#include "qscriptfunction_p.h"
static void qt_NativeFunction_finalize(JSObjectRef object)
{
void* priv = JSObjectGetPrivate(object);
delete reinterpret_cast<QNativeFunctionData*>(priv);
}
static JSValueRef qt_NativeFunction_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
QNativeFunctionData* data = reinterpret_cast<QNativeFunctionData*>(JSObjectGetPrivate(object));
// TODO: build a QScriptContext and use it in the native call.
QScriptContext* scriptContext = 0;
Q_UNUSED(context);
Q_UNUSED(thisObject);
Q_UNUSED(argumentCount);
Q_UNUSED(arguments);
Q_UNUSED(exception);
QScriptEnginePrivate* engine = data->engine;
QScriptValuePrivate* result = QScriptValuePrivate::get(data->fun(scriptContext, QScriptEnginePrivate::get(engine)));
if (!result->isValid()) {
qWarning("Invalid value returned from native function, returning undefined value instead.");
return engine->makeJSValue(QScriptValue::UndefinedValue);
}
// Make sure that the result will be assigned to the correct engine.
if (!result->engine()) {
Q_ASSERT(result->isValid());
result->assignEngine(engine);
} else if (result->engine() != engine) {
qWarning("Value from different engine returned from native function, returning undefined value instead.");
return engine->makeJSValue(QScriptValue::UndefinedValue);
}
return *result;
}
JSClassDefinition qt_NativeFunctionClass = {
0, // version
kJSClassAttributeNoAutomaticPrototype, // attributes
"", // className
0, // parentClass
0, // staticValues
0, // staticFunctions
0, // initialize
qt_NativeFunction_finalize, // finalize
0, // hasProperty
0, // getProperty
0, // setProperty
0, // deleteProperty
0, // getPropertyNames
qt_NativeFunction_callAsFunction, // callAsFunction
0, // callAsConstructor
0, // hasInstance
0 // convertToType
};
static void qt_NativeFunctionWithArg_finalize(JSObjectRef object)
{
void* priv = JSObjectGetPrivate(object);
delete reinterpret_cast<QNativeFunctionWithArgData*>(priv);
}
static JSValueRef qt_NativeFunctionWithArg_callAsFunction(JSContextRef context, JSObjectRef object, JSObjectRef thisObject, size_t argumentCount, const JSValueRef arguments[], JSValueRef* exception)
{
QNativeFunctionWithArgData* data = reinterpret_cast<QNativeFunctionWithArgData*>(JSObjectGetPrivate(object));
// TODO: build a QScriptContext and use it in the native call.
QScriptContext* scriptContext = 0;
Q_UNUSED(context);
Q_UNUSED(thisObject);
Q_UNUSED(argumentCount);
Q_UNUSED(arguments);
Q_UNUSED(exception);
QScriptEnginePrivate* engine = data->engine;
QScriptValuePrivate* result = QScriptValuePrivate::get(data->fun(scriptContext, QScriptEnginePrivate::get(engine), data->arg));
if (!result->isValid()) {
qWarning("Invalid value returned from native function, returning undefined value instead.");
return engine->makeJSValue(QScriptValue::UndefinedValue);
}
// Make sure that the result will be assigned to the correct engine.
if (!result->engine()) {
Q_ASSERT(result->isValid());
result->assignEngine(engine);
} else if (result->engine() != engine) {
qWarning("Value from different engine returned from native function, returning undefined value instead.");
return engine->makeJSValue(QScriptValue::UndefinedValue);
}
return *result;
}
JSClassDefinition qt_NativeFunctionWithArgClass = {
0, // version
kJSClassAttributeNoAutomaticPrototype, // attributes
"", // className
0, // parentClass
0, // staticValues
0, // staticFunctions
0, // initialize
qt_NativeFunctionWithArg_finalize, // finalize
0, // hasProperty
0, // getProperty
0, // setProperty
0, // deleteProperty
0, // getPropertyNames
qt_NativeFunctionWithArg_callAsFunction, // callAsFunction
0, // callAsConstructor
0, // hasInstance
0 // convertToType
};
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