70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
#include "native_jse.h"
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#include <QDebug>
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NativeJSE::NativeJSE()
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{
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mJSEngine.installExtensions(QJSEngine::AllExtensions);
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}
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QString NativeJSE::loadJS(QString script, QString source)
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{
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return mJSEngine.evaluate(script, source).toString();
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}
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void NativeJSE::injectGlobalJSObject(QString name, QObject *object)
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{
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QJSValue jsObject = mJSEngine.newQObject(object);
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QList<QByteArray> propertyNames = object->dynamicPropertyNames();
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foreach(QByteArray propertyName, propertyNames)
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{
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QString key = QString::fromStdString(propertyName.toStdString());
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if (key == "undefined") {
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} else {
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jsObject.setProperty(key, mJSEngine.toScriptValue(object->property(propertyName)));
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}
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}
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mJSEngine.globalObject().setProperty(name, jsObject);
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}
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void NativeJSE::injectGlobalJSFunction(QString name, QObject *function, QString property)
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{
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QJSValue functionObject = mJSEngine.newQObject(function);
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mJSEngine.globalObject().setProperty(name, functionObject.property(property));
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}
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QJSValue NativeJSE::invokeObject(QString objectName, QString functionName, QVariantList arguments)
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{
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QJSValue object = mJSEngine.evaluate(objectName);
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QJSValue function = object.property(functionName);
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QJSValueList args;
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foreach(QVariant variant, arguments) {
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if (variant.type() == QVariant::String) {
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args.push_back(QJSValue(variant.toString()));
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} else if (variant.type() == QVariant::Map) {
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QJSValue arg = mJSEngine.newObject();
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QMap<QString, QVariant> map = variant.toMap();
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foreach (QString key, map.keys()) {
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QVariant value = map.value(key);
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if (value.type() == QVariant::String) {
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arg.setProperty(key, value.toString());
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} else if (value.type() == QVariant::Int) {
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arg.setProperty(key, value.toInt());
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}
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}
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args.push_back(arg);
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}
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}
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QJSValue result = function.call(args);
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if (result.isError())
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qDebug()
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<< "Uncaught exception at line"
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<< result.property("lineNumber").toInt()
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<< ":" << result.toString();
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return result;
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}
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