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Doric/doric-Qt/doric/engine/native/NativeExecutor.cpp
2021-05-20 18:27:45 +08:00

83 lines
2.8 KiB
C++

#include "NativeExecutor.h"
#include <QDebug>
NativeExecutor::NativeExecutor() {
mJSEngine = new QJSEngine();
mJSEngine->installExtensions(QJSEngine::AllExtensions);
}
NativeExecutor::~NativeExecutor() { delete mJSEngine; }
QString NativeExecutor::loadJS(QString script, QString source) {
return mJSEngine->evaluate(script, source).toString();
}
void NativeExecutor::injectGlobalJSObject(QString name, QObject *object) {
QJSValue jsObject = mJSEngine->newQObject(object);
QList<QByteArray> propertyNames = object->dynamicPropertyNames();
foreach (QByteArray propertyName, propertyNames) {
QString key = QString::fromStdString(propertyName.toStdString());
if (key == "undefined") {
} else {
jsObject.setProperty(
key, mJSEngine->toScriptValue(object->property(propertyName)));
}
}
mJSEngine->globalObject().setProperty(name, jsObject);
}
void NativeExecutor::injectGlobalJSFunction(QString name, QObject *function,
QString property) {
QJSValue functionObject = mJSEngine->newQObject(function);
mJSEngine->globalObject().setProperty(name,
functionObject.property(property));
}
QJSValue NativeExecutor::invokeObject(QString objectName, QString functionName,
QVariantList arguments) {
QJSValue object = mJSEngine->evaluate(objectName);
QJSValue function = object.property(functionName);
QJSValueList args;
foreach (QVariant variant, arguments) {
if (variant.type() == QVariant::String) {
args.push_back(QJSValue(variant.toString()));
} else if (variant.type() == QVariant::Map) {
QJSValue arg = mJSEngine->newObject();
QMap<QString, QVariant> map = variant.toMap();
foreach (QString key, map.keys()) {
QVariant value = map.value(key);
if (value.type() == QVariant::String) {
arg.setProperty(key, value.toString());
} else if (value.type() == QVariant::Int) {
arg.setProperty(key, value.toInt());
}
}
args.push_back(arg);
} else if (variant.type() == QVariant::StringList) {
QStringList array = variant.toStringList();
QJSValue arg = mJSEngine->newArray(array.size());
for (int i = 0; i != array.size(); i++) {
arg.setProperty(i, array.at(i));
}
args.push_back(arg);
}
}
QJSValue result = function.call(args);
if (result.isError()) {
qCritical() << "++++++++++++++++++++++++++++++++++++++++++++++++";
qCritical() << result.toString();
QStringList stacktraces = result.property("stack").toString().split("\n");
foreach (QString stacktrace, stacktraces) { qDebug() << stacktrace; }
qCritical() << "------------------------------------------------";
}
return result;
}