mirror of
https://invent.kde.org/graphics/okular
synced 2024-07-02 15:49:03 +00:00
110 lines
3.5 KiB
C++
110 lines
3.5 KiB
C++
/*
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SPDX-FileCopyrightText: 2008 Pino Toscano <pino@kde.org>
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SPDX-FileCopyrightText: 2008 Harri Porten <porten@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config-okular.h"
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#include "executor_js_p.h"
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#include "../debug_p.h"
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#include "../document_p.h"
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#include "event_p.h"
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#include "js_app_p.h"
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#include "js_console_p.h"
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#include "js_data_p.h"
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#include "js_display_p.h"
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#include "js_document_p.h"
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#include "js_event_p.h"
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#include "js_field_p.h"
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#include "js_fullscreen_p.h"
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#include "js_global_p.h"
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#include "js_ocg_p.h"
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#include "js_spell_p.h"
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#include "js_util_p.h"
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#include <QDebug>
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#include <QJSEngine>
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#include <QThread>
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#include <QTimer>
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using namespace Okular;
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class Okular::ExecutorJSPrivate
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{
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public:
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explicit ExecutorJSPrivate(DocumentPrivate *doc)
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: m_doc(doc)
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{
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initTypes();
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}
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~ExecutorJSPrivate()
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{
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m_watchdogTimer->deleteLater();
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m_watchdogThread.quit();
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m_watchdogThread.wait();
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}
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void initTypes();
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DocumentPrivate *m_doc;
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QJSEngine m_interpreter;
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QThread m_watchdogThread;
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QTimer *m_watchdogTimer = nullptr;
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};
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void ExecutorJSPrivate::initTypes()
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{
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m_watchdogThread.start();
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m_watchdogTimer = new QTimer;
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m_watchdogTimer->setInterval(std::chrono::seconds(2)); // max 2 secs allowed
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m_watchdogTimer->setSingleShot(true);
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m_watchdogTimer->moveToThread(&m_watchdogThread);
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QObject::connect(
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m_watchdogTimer, &QTimer::timeout, &m_interpreter, [this]() { m_interpreter.setInterrupted(true); }, Qt::DirectConnection);
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m_interpreter.globalObject().setProperty(QStringLiteral("app"), m_interpreter.newQObject(new JSApp(m_doc, m_watchdogTimer)));
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m_interpreter.globalObject().setProperty(QStringLiteral("console"), m_interpreter.newQObject(new JSConsole));
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m_interpreter.globalObject().setProperty(QStringLiteral("Doc"), m_interpreter.newQObject(new JSDocument(m_doc)));
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m_interpreter.globalObject().setProperty(QStringLiteral("display"), m_interpreter.newQObject(new JSDisplay));
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m_interpreter.globalObject().setProperty(QStringLiteral("spell"), m_interpreter.newQObject(new JSSpell));
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m_interpreter.globalObject().setProperty(QStringLiteral("util"), m_interpreter.newQObject(new JSUtil));
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m_interpreter.globalObject().setProperty(QStringLiteral("global"), m_interpreter.newQObject(new JSGlobal));
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}
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ExecutorJS::ExecutorJS(DocumentPrivate *doc)
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: d(new ExecutorJSPrivate(doc))
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{
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}
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ExecutorJS::~ExecutorJS()
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{
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JSField::clearCachedFields();
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JSApp::clearCachedFields();
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delete d;
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}
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void ExecutorJS::execute(const QString &script, Event *event)
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{
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const auto eventVal = event ? d->m_interpreter.newQObject(new JSEvent(event)) : QJSValue(QJSValue::UndefinedValue);
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d->m_interpreter.globalObject().setProperty(QStringLiteral("event"), eventVal);
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QMetaObject::invokeMethod(d->m_watchdogTimer, qOverload<>(&QTimer::start));
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d->m_interpreter.setInterrupted(false);
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auto result = d->m_interpreter.evaluate(script, QStringLiteral("okular.js"));
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QMetaObject::invokeMethod(d->m_watchdogTimer, qOverload<>(&QTimer::stop));
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if (result.isError()) {
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qCDebug(OkularCoreDebug) << "JS exception" << result.toString() << "(line " << result.property(QStringLiteral("lineNumber")).toInt() << ")";
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} else {
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qCDebug(OkularCoreDebug) << "result:" << result.toString();
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if (event) {
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qCDebug(OkularCoreDebug) << "Event Result:" << event->name() << event->type() << "value:" << event->value();
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}
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}
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}
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