800 lines
25 KiB
C++
800 lines
25 KiB
C++
/*
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* Copyright 2007-2008 Richard J. Moore <rich@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "simplejavascriptapplet.h"
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#include <QScriptEngine>
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#include <QFile>
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#include <QUiLoader>
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#include <QGraphicsLayout>
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#include <QWidget>
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#include <KDebug>
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#include <KLocale>
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#include <KStandardDirs>
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#include <KConfigGroup>
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#include <Plasma/Applet>
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#include <Plasma/Svg>
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#include <Plasma/FrameSvg>
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#include <Plasma/Package>
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#include <Plasma/VideoWidget>
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#include "appletinterface.h"
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using namespace Plasma;
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#include "bind_dataengine.h"
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Q_DECLARE_METATYPE(QPainter*)
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Q_DECLARE_METATYPE(QStyleOptionGraphicsItem*)
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Q_DECLARE_METATYPE(SimpleJavaScriptApplet*)
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Q_DECLARE_METATYPE(AppletInterface*)
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Q_DECLARE_METATYPE(Applet*)
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Q_DECLARE_METATYPE(QGraphicsWidget*)
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Q_DECLARE_METATYPE(QGraphicsLayout*)
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Q_DECLARE_METATYPE(KConfigGroup)
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Q_SCRIPT_DECLARE_QMETAOBJECT(AppletInterface, SimpleJavaScriptApplet*)
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QScriptValue constructPainterClass(QScriptEngine *engine);
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QScriptValue constructGraphicsItemClass(QScriptEngine *engine);
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QScriptValue constructLinearLayoutClass(QScriptEngine *engine);
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QScriptValue constructKUrlClass(QScriptEngine *engine);
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QScriptValue constructTimerClass(QScriptEngine *engine);
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QScriptValue constructFontClass(QScriptEngine *engine);
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QScriptValue constructQRectFClass(QScriptEngine *engine);
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QScriptValue constructQPointClass(QScriptEngine *engine);
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QScriptValue constructQSizeFClass(QScriptEngine *engine);
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//typedef VideoWidget::Control Control;
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Q_DECLARE_FLAGS(Controls, VideoWidget::Control)
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Q_DECLARE_METATYPE(Controls)
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class DummyService : public Service
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{
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public:
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ServiceJob *createJob(const QString &operation, QMap<QString, QVariant> ¶meters)
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{
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Q_UNUSED(operation)
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Q_UNUSED(parameters)
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return 0;
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}
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};
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/*
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* Workaround the fact that QtScripts handling of variants seems a bit broken.
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*/
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QScriptValue variantToScriptValue(QScriptEngine *engine, QVariant var)
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{
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if (var.isNull()) {
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return engine->nullValue();
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}
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switch(var.type())
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{
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case QVariant::Invalid:
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return engine->nullValue();
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case QVariant::Bool:
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return QScriptValue(engine, var.toBool());
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case QVariant::Date:
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return engine->newDate(var.toDateTime());
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case QVariant::DateTime:
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return engine->newDate(var.toDateTime());
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case QVariant::Double:
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return QScriptValue(engine, var.toDouble());
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case QVariant::Int:
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case QVariant::LongLong:
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return QScriptValue(engine, var.toInt());
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case QVariant::String:
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return QScriptValue(engine, var.toString());
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case QVariant::Time: {
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QDateTime t(QDate::currentDate(), var.toTime());
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return engine->newDate(t);
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}
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case QVariant::UInt:
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return QScriptValue(engine, var.toUInt());
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default:
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if (var.typeName() == QLatin1String("KUrl")) {
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return QScriptValue(engine, var.value<KUrl>().prettyUrl());
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} else if (var.typeName() == QLatin1String("QColor")) {
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return QScriptValue(engine, var.value<QColor>().name());
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} else if (var.typeName() == QLatin1String("QUrl")) {
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return QScriptValue(engine, var.value<QUrl>().toString());
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}
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break;
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}
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return qScriptValueFromValue(engine, var);
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}
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QScriptValue qScriptValueFromControls(QScriptEngine *engine, const Controls &controls)
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{
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return QScriptValue(engine, controls);
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}
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void controlsFromScriptValue(const QScriptValue& obj, Controls &controls)
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{
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int flagValue = obj.toInteger();
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//FIXME: it has to be a less ugly way to do that :)
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if (flagValue&VideoWidget::Play) {
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controls |= VideoWidget::Play;
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}
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if (flagValue&VideoWidget::Pause) {
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controls |= VideoWidget::Pause;
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}
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if (flagValue&VideoWidget::Stop) {
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controls |= VideoWidget::Stop;
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}
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if (flagValue&VideoWidget::PlayPause) {
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controls |= VideoWidget::PlayPause;
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}
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if (flagValue&VideoWidget::Progress) {
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controls |= VideoWidget::Progress;
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}
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if (flagValue&VideoWidget::Volume) {
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controls |= VideoWidget::Volume;
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}
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if (flagValue&VideoWidget::OpenFile) {
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controls |= VideoWidget::OpenFile;
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}
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}
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QScriptValue qScriptValueFromData(QScriptEngine *engine, const DataEngine::Data &data)
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{
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DataEngine::Data::const_iterator begin = data.begin();
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DataEngine::Data::const_iterator end = data.end();
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DataEngine::Data::const_iterator it;
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QScriptValue obj = engine->newObject();
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for (it = begin; it != end; ++it) {
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//kDebug() << "setting" << it.key() << "to" << it.value();
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QString prop = it.key();
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prop.replace(' ', '_');
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obj.setProperty(prop, variantToScriptValue(engine, it.value()));
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}
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return obj;
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}
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QScriptValue qScriptValueFromKConfigGroup(QScriptEngine *engine, const KConfigGroup &config)
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{
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QScriptValue obj = engine->newObject();
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if (!config.isValid()) {
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return obj;
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}
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QMap<QString, QString> entryMap = config.entryMap();
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QMap<QString, QString>::const_iterator it = entryMap.constBegin();
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QMap<QString, QString>::const_iterator begin = it;
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QMap<QString, QString>::const_iterator end = entryMap.constEnd();
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//setting the group name
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obj.setProperty("__name", QScriptValue(engine, config.name()));
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//setting the key/value pairs
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for (it = begin; it != end; ++it) {
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//kDebug() << "setting" << it.key() << "to" << it.value();
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QString prop = it.key();
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prop.replace(' ', '_');
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obj.setProperty(prop, variantToScriptValue(engine, it.value()));
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}
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return obj;
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}
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void kConfigGroupFromScriptValue(const QScriptValue& obj, KConfigGroup &config)
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{
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KConfigSkeleton *skel = new KConfigSkeleton();
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config = KConfigGroup(skel->config(), obj.property("__name").toString());
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QScriptValueIterator it(obj);
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while (it.hasNext()) {
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it.next();
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//kDebug() << it.name() << "is" << it.value().toString();
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if (it.name() != "__name") {
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config.writeEntry(it.name(), it.value().toString());
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}
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}
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}
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void registerEnums(QScriptEngine *engine, QScriptValue &scriptValue, const QMetaObject &meta)
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{
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//manually create enum values. ugh
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for (int i=0; i < meta.enumeratorCount(); ++i) {
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QMetaEnum e = meta.enumerator(i);
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//kDebug() << e.name();
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for (int i=0; i < e.keyCount(); ++i) {
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//kDebug() << e.key(i) << e.value(i);
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scriptValue.setProperty(e.key(i), QScriptValue(engine, e.value(i)));
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}
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}
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}
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KSharedPtr<UiLoader> SimpleJavaScriptApplet::s_widgetLoader;
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SimpleJavaScriptApplet::SimpleJavaScriptApplet(QObject *parent, const QVariantList &args)
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: Plasma::AppletScript(parent)
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{
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Q_UNUSED(args)
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// kDebug() << "Script applet launched, args" << applet()->startupArguments();
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m_engine = new QScriptEngine(this);
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importExtensions();
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}
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SimpleJavaScriptApplet::~SimpleJavaScriptApplet()
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{
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if (s_widgetLoader.count() == 1) {
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s_widgetLoader.clear();
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}
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}
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void SimpleJavaScriptApplet::reportError()
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{
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kDebug() << "Error: " << m_engine->uncaughtException().toString()
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<< " at line " << m_engine->uncaughtExceptionLineNumber() << endl;
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kDebug() << m_engine->uncaughtExceptionBacktrace();
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}
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void SimpleJavaScriptApplet::configChanged()
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{
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QScriptValue fun = m_self.property("configChanged");
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if (!fun.isFunction()) {
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kDebug() << "Script: plasmoid.configChanged is not a function, " << fun.toString();
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return;
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}
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QScriptContext *ctx = m_engine->pushContext();
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ctx->setActivationObject(m_self);
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//kDebug() << "calling plasmoid";
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fun.call(m_self);
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m_engine->popContext();
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if (m_engine->hasUncaughtException()) {
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reportError();
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}
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}
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void SimpleJavaScriptApplet::dataUpdated(const QString &name, const DataEngine::Data &data)
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{
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QScriptValue fun = m_self.property("dataUpdate");
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if (!fun.isFunction()) {
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kDebug() << "Script: dataUpdate is not a function, " << fun.toString();
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return;
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}
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QScriptValueList args;
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args << m_engine->toScriptValue(name) << m_engine->toScriptValue(data);
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QScriptContext *ctx = m_engine->pushContext();
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ctx->setActivationObject(m_self);
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fun.call(m_self, args);
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m_engine->popContext();
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if (m_engine->hasUncaughtException()) {
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reportError();
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}
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}
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void SimpleJavaScriptApplet::executeAction(const QString &name)
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{
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callFunction("action_" + name);
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/*
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QScriptValue fun = m_self.property("action_" + name);
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if (fun.isFunction()) {
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QScriptContext *ctx = m_engine->pushContext();
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ctx->setActivationObject(m_self);
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fun.call(m_self);
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m_engine->popContext();
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if (m_engine->hasUncaughtException()) {
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reportError();
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}
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}*/
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}
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void SimpleJavaScriptApplet::paintInterface(QPainter *p, const QStyleOptionGraphicsItem *option, const QRect &contentsRect)
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{
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Q_UNUSED(option)
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Q_UNUSED(contentsRect)
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//kDebug() << "paintInterface() (c++)";
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QScriptValue fun = m_self.property("paintInterface");
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if (!fun.isFunction()) {
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//kDebug() << "Script: paintInterface is not a function, " << fun.toString();
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AppletScript::paintInterface(p, option, contentsRect);
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return;
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}
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QScriptValueList args;
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args << m_engine->toScriptValue(p);
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args << m_engine->toScriptValue(const_cast<QStyleOptionGraphicsItem*>(option));
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args << m_engine->toScriptValue(contentsRect);
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QScriptContext *ctx = m_engine->pushContext();
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ctx->setActivationObject(m_self);
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fun.call(m_self, args);
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m_engine->popContext();
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if (m_engine->hasUncaughtException()) {
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reportError();
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}
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}
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QList<QAction*> SimpleJavaScriptApplet::contextualActions()
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{
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return m_interface->contextualActions();
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}
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void SimpleJavaScriptApplet::callFunction(const QString &functionName, const QScriptValueList &args)
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{
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QScriptValue fun = m_self.property(functionName);
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if (fun.isFunction()) {
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QScriptContext *ctx = m_engine->pushContext();
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ctx->setActivationObject(m_self);
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fun.call(m_self, args);
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m_engine->popContext();
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if (m_engine->hasUncaughtException()) {
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reportError();
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}
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}
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}
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void SimpleJavaScriptApplet::constraintsEvent(Plasma::Constraints constraints)
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{
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QString functionName;
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if (constraints & Plasma::FormFactorConstraint) {
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callFunction("formFactorChanged");
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}
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if (constraints & Plasma::LocationConstraint) {
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callFunction("locationChanged");
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}
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if (constraints & Plasma::ContextConstraint) {
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callFunction("contextChanged");
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}
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}
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bool SimpleJavaScriptApplet::init()
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{
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setupObjects();
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kDebug() << "ScriptName:" << applet()->name();
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kDebug() << "ScriptCategory:" << applet()->category();
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QFile file(mainScript());
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if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
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kWarning() << "Unable to load script file";
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return false;
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}
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QString script = file.readAll();
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//kDebug() << "Script says" << script;
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m_engine->evaluate(script);
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if (m_engine->hasUncaughtException()) {
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reportError();
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return false;
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}
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return true;
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}
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void SimpleJavaScriptApplet::importExtensions()
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{
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return; // no extension, so do bother wasting cycles
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/*
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QStringList extensions;
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//extensions << "qt.core" << "qt.gui" << "qt.svg" << "qt.xml" << "qt.plasma";
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//extensions << "qt.core" << "qt.gui" << "qt.xml";
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foreach (const QString &ext, extensions) {
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kDebug() << "importing " << ext << "...";
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QScriptValue ret = m_engine->importExtension(ext);
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if (ret.isError()) {
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kDebug() << "failed to import extension" << ext << ":" << ret.toString();
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}
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}
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kDebug() << "done importing extensions.";
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*/
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}
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void SimpleJavaScriptApplet::setupObjects()
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{
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QScriptValue global = m_engine->globalObject();
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// Bindings for data engine
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m_engine->setDefaultPrototype(qMetaTypeId<DataEngine*>(), m_engine->newQObject(new DataEngine()));
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m_engine->setDefaultPrototype(qMetaTypeId<Service*>(), m_engine->newQObject(new DummyService()));
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m_engine->setDefaultPrototype(qMetaTypeId<ServiceJob*>(), m_engine->newQObject(new ServiceJob(QString(), QString(), QMap<QString, QVariant>())));
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global.setProperty("i18n", m_engine->newFunction(SimpleJavaScriptApplet::jsi18n));
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global.setProperty("dataEngine", m_engine->newFunction(SimpleJavaScriptApplet::dataEngine));
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global.setProperty("service", m_engine->newFunction(SimpleJavaScriptApplet::service));
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qScriptRegisterMetaType<DataEngine::Data>(m_engine, qScriptValueFromData, 0, QScriptValue());
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qScriptRegisterMetaType<KConfigGroup>(m_engine, qScriptValueFromKConfigGroup, kConfigGroupFromScriptValue, QScriptValue());
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// Expose applet interface
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m_interface = new AppletInterface(this);
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m_self = m_engine->newQObject(m_interface);
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m_self.setScope(global);
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global.setProperty("plasmoid", m_self);
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QScriptValue args = m_engine->newArray();
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int i = 0;
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foreach (const QVariant &arg, applet()->startupArguments()) {
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args.setProperty(i, variantToScriptValue(arg));
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++i;
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}
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global.setProperty("startupArguments", args);
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registerEnums(m_engine, global, AppletInterface::staticMetaObject);
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// Add a global loadui method for ui files
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QScriptValue fun = m_engine->newFunction(SimpleJavaScriptApplet::loadui);
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global.setProperty("loadui", fun);
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fun = m_engine->newFunction(SimpleJavaScriptApplet::print);
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global.setProperty("print", fun);
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// Work around bug in 4.3.0
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qMetaTypeId<QVariant>();
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// Add constructors
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global.setProperty("PlasmaSvg", m_engine->newFunction(SimpleJavaScriptApplet::newPlasmaSvg));
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global.setProperty("PlasmaFrameSvg", m_engine->newFunction(SimpleJavaScriptApplet::newPlasmaFrameSvg));
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// Add stuff from 4.4
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global.setProperty("QPainter", constructPainterClass(m_engine));
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global.setProperty("QGraphicsItem", constructGraphicsItemClass(m_engine));
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global.setProperty("QTimer", constructTimerClass(m_engine));
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global.setProperty("QFont", constructFontClass(m_engine));
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global.setProperty("QRectF", constructQRectFClass(m_engine));
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global.setProperty("QSizeF", constructQSizeFClass(m_engine));
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global.setProperty("QPoint", constructQPointClass(m_engine));
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global.setProperty("LinearLayout", constructLinearLayoutClass(m_engine));
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global.setProperty("Url", constructKUrlClass(m_engine));
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installWidgets(m_engine);
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}
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QString SimpleJavaScriptApplet::findDataResource(const QString &filename)
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{
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QString path("plasma-script/%1");
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return KGlobal::dirs()->findResource("data", path.arg(filename));
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}
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void SimpleJavaScriptApplet::debug(const QString &msg)
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{
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kDebug() << msg;
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}
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#if 0
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QScriptValue SimpleJavaScriptApplet::dataEngine(QScriptContext *context, QScriptEngine *engine)
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{
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if (context->argumentCount() != 1)
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return context->throwError("dataEngine takes one argument");
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QString dataEngine = context->argument(0).toString();
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Script *self = engine->fromScriptValue<Script*>(context->thisObject());
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DataEngine *data = self->dataEngine(dataEngine);
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return engine->newQObject(data);
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}
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#endif
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QScriptValue SimpleJavaScriptApplet::jsi18n(QScriptContext *context, QScriptEngine *engine)
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{
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if (context->argumentCount() != 1) {
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return context->throwError(i18n("i18n takes one argument"));
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}
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//TODO: detect i18np pattern
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QString message = context->argument(0).toString();
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return engine->newVariant(i18n(message.toLocal8Bit()));
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}
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QScriptValue SimpleJavaScriptApplet::dataEngine(QScriptContext *context, QScriptEngine *engine)
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{
|
|
if (context->argumentCount() != 1) {
|
|
return context->throwError(i18n("DataEngine takes one argument"));
|
|
}
|
|
|
|
QString dataEngine = context->argument(0).toString();
|
|
|
|
QScriptValue appletValue = engine->globalObject().property("plasmoid");
|
|
//kDebug() << "appletValue is " << appletValue.toString();
|
|
|
|
QObject *appletObject = appletValue.toQObject();
|
|
if (!appletObject) {
|
|
return context->throwError(i18n("Could not extract the AppletObject"));
|
|
}
|
|
|
|
AppletInterface *interface = qobject_cast<AppletInterface*>(appletObject);
|
|
if (!interface) {
|
|
return context->throwError(i18n("Could not extract the Applet"));
|
|
}
|
|
|
|
DataEngine *data = interface->dataEngine(dataEngine);
|
|
return engine->newQObject(data);
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::service(QScriptContext *context, QScriptEngine *engine)
|
|
{
|
|
if (context->argumentCount() != 2) {
|
|
return context->throwError(i18n("Service takes two arguments"));
|
|
}
|
|
|
|
QString dataEngine = context->argument(0).toString();
|
|
|
|
QScriptValue appletValue = engine->globalObject().property("plasmoid");
|
|
//kDebug() << "appletValue is " << appletValue.toString();
|
|
|
|
QObject *appletObject = appletValue.toQObject();
|
|
if (!appletObject) {
|
|
return context->throwError(i18n("Could not extract the AppletObject"));
|
|
}
|
|
|
|
AppletInterface *interface = qobject_cast<AppletInterface*>(appletObject);
|
|
if (!interface) {
|
|
return context->throwError(i18n("Could not extract the Applet"));
|
|
}
|
|
|
|
DataEngine *data = interface->dataEngine(dataEngine);
|
|
QString source = context->argument(1).toString();
|
|
Service *service = data->serviceForSource(source);
|
|
//kDebug( )<< "lets try to get" << source << "from" << dataEngine;
|
|
return engine->newQObject(service);
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::loadui(QScriptContext *context, QScriptEngine *engine)
|
|
{
|
|
if (context->argumentCount() != 1) {
|
|
return context->throwError(i18n("loadUI takes one argument"));
|
|
}
|
|
|
|
QString filename = context->argument(0).toString();
|
|
QFile f(filename);
|
|
if (!f.open(QIODevice::ReadOnly)) {
|
|
return context->throwError(i18n("Unable to open '%1'",filename));
|
|
}
|
|
|
|
QUiLoader loader;
|
|
QWidget *w = loader.load(&f);
|
|
f.close();
|
|
|
|
return engine->newQObject(w);
|
|
}
|
|
|
|
QString SimpleJavaScriptApplet::findSvg(QScriptEngine *engine, const QString &file)
|
|
{
|
|
QScriptValue appletValue = engine->globalObject().property("plasmoid");
|
|
//kDebug() << "appletValue is " << appletValue.toString();
|
|
|
|
QObject *appletObject = appletValue.toQObject();
|
|
if (!appletObject) {
|
|
return file;
|
|
}
|
|
|
|
AppletInterface *interface = qobject_cast<AppletInterface*>(appletObject);
|
|
if (!interface) {
|
|
return file;
|
|
}
|
|
|
|
QString path = interface->package()->filePath("images", file + ".svg");
|
|
if (path.isEmpty()) {
|
|
path = interface->package()->filePath("images", file + ".svgz");
|
|
|
|
if (path.isEmpty()) {
|
|
return file;
|
|
}
|
|
}
|
|
|
|
return path;
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::newPlasmaSvg(QScriptContext *context, QScriptEngine *engine)
|
|
{
|
|
if (context->argumentCount() == 0) {
|
|
return context->throwError(i18n("Constructor takes at least 1 argument"));
|
|
}
|
|
|
|
QString filename = context->argument(0).toString();
|
|
QObject *parent = 0;
|
|
|
|
if (context->argumentCount() == 2) {
|
|
parent = qscriptvalue_cast<QObject *>(context->argument(1));
|
|
}
|
|
|
|
bool parentedToApplet = false;
|
|
if (!parent) {
|
|
QScriptValue appletValue = engine->globalObject().property("plasmoid");
|
|
//kDebug() << "appletValue is " << appletValue.toString();
|
|
|
|
QObject *appletObject = appletValue.toQObject();
|
|
if (appletObject) {
|
|
AppletInterface *interface = qobject_cast<AppletInterface*>(appletObject);
|
|
if (interface) {
|
|
parentedToApplet = true;
|
|
parent = interface->applet();
|
|
}
|
|
}
|
|
}
|
|
|
|
Svg *svg = new Svg(parent);
|
|
svg->setImagePath(parentedToApplet ? filename : findSvg(engine, filename));
|
|
return engine->newQObject(svg);
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::newPlasmaFrameSvg(QScriptContext *context, QScriptEngine *engine)
|
|
{
|
|
if (context->argumentCount() == 0) {
|
|
return context->throwError(i18n("Constructor takes at least 1 argument"));
|
|
}
|
|
|
|
QString filename = context->argument(0).toString();
|
|
QObject *parent = 0;
|
|
|
|
if (context->argumentCount() == 2) {
|
|
parent = qscriptvalue_cast<QObject *>(context->argument(1));
|
|
}
|
|
|
|
bool parentedToApplet = false;
|
|
if (!parent) {
|
|
QScriptValue appletValue = engine->globalObject().property("plasmoid");
|
|
//kDebug() << "appletValue is " << appletValue.toString();
|
|
|
|
QObject *appletObject = appletValue.toQObject();
|
|
if (appletObject) {
|
|
AppletInterface *interface = qobject_cast<AppletInterface*>(appletObject);
|
|
if (interface) {
|
|
parentedToApplet = true;
|
|
parent = interface->applet();
|
|
}
|
|
}
|
|
}
|
|
|
|
FrameSvg *frameSvg = new FrameSvg(parent);
|
|
frameSvg->setImagePath(parentedToApplet ? filename : findSvg(engine, filename));
|
|
return engine->newQObject(frameSvg);
|
|
}
|
|
|
|
void SimpleJavaScriptApplet::installWidgets(QScriptEngine *engine)
|
|
{
|
|
QScriptValue globalObject = engine->globalObject();
|
|
if (!s_widgetLoader) {
|
|
s_widgetLoader = new UiLoader;
|
|
}
|
|
|
|
foreach (const QString &widget, s_widgetLoader->availableWidgets()) {
|
|
QScriptValue fun = engine->newFunction(createWidget);
|
|
QScriptValue name = engine->toScriptValue(widget);
|
|
fun.setProperty(QString("functionName"), name,
|
|
QScriptValue::ReadOnly | QScriptValue::Undeletable | QScriptValue::SkipInEnumeration);
|
|
fun.setProperty(QString("prototype"), createPrototype(engine, name.toString()));
|
|
|
|
globalObject.setProperty(widget, fun);
|
|
}
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::createWidget(QScriptContext *context, QScriptEngine *engine)
|
|
{
|
|
if (context->argumentCount() > 1) {
|
|
return context->throwError(i18n("CreateWidget takes one argument"));
|
|
}
|
|
|
|
QGraphicsWidget *parent = 0;
|
|
if (context->argumentCount()) {
|
|
parent = qscriptvalue_cast<QGraphicsWidget*>(context->argument(0));
|
|
|
|
if (!parent) {
|
|
return context->throwError(i18n("The parent must be a QGraphicsWidget"));
|
|
}
|
|
}
|
|
|
|
if (!parent) {
|
|
QScriptValue appletValue = engine->globalObject().property("plasmoid");
|
|
//kDebug() << "appletValue is " << appletValue.toString();
|
|
|
|
QObject *appletObject = appletValue.toQObject();
|
|
if (!appletObject) {
|
|
return context->throwError(i18n("Could not extract the AppletObject"));
|
|
}
|
|
|
|
AppletInterface *interface = qobject_cast<AppletInterface*>(appletObject);
|
|
if (!interface) {
|
|
return context->throwError(i18n("Could not extract the Applet"));
|
|
}
|
|
|
|
parent = interface->applet();
|
|
}
|
|
|
|
QString self = context->callee().property("functionName").toString();
|
|
if (!s_widgetLoader) {
|
|
s_widgetLoader = new UiLoader;
|
|
}
|
|
|
|
QGraphicsWidget *w = s_widgetLoader->createWidget(self, parent);
|
|
|
|
if (!w) {
|
|
return QScriptValue();
|
|
}
|
|
|
|
QScriptValue fun = engine->newQObject(w);
|
|
fun.setPrototype(context->callee().property("prototype"));
|
|
|
|
//register enums will be accessed for instance as frame.Sunken for Frame shadow...
|
|
registerEnums(engine, fun, *w->metaObject());
|
|
|
|
//FIXME: still don't have a better approach than try to cast for every widget that could have flags..
|
|
if (qobject_cast<VideoWidget *>(w)) {
|
|
qScriptRegisterMetaType<Controls>(engine, qScriptValueFromControls, controlsFromScriptValue, QScriptValue());
|
|
}
|
|
|
|
return fun;
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::notSupported(QScriptContext *context, QScriptEngine *engine)
|
|
{
|
|
Q_UNUSED(engine)
|
|
QString message = context->callee().property("message").toString();
|
|
return context->throwError(i18n("This operation was not supported, %1", message) );
|
|
}
|
|
|
|
|
|
QScriptValue SimpleJavaScriptApplet::print(QScriptContext *context, QScriptEngine *engine)
|
|
{
|
|
if (context->argumentCount() != 1) {
|
|
return context->throwError(i18n("print takes one argument"));
|
|
}
|
|
|
|
kDebug() << context->argument(0).toString();
|
|
return engine->undefinedValue();
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::createPrototype(QScriptEngine *engine, const QString &name)
|
|
{
|
|
Q_UNUSED(name)
|
|
QScriptValue proto = engine->newObject();
|
|
|
|
// Hook for adding extra properties/methods
|
|
return proto;
|
|
}
|
|
|
|
QScriptValue SimpleJavaScriptApplet::variantToScriptValue(QVariant var)
|
|
{
|
|
return ::variantToScriptValue(m_engine, var);
|
|
}
|
|
|
|
K_EXPORT_PLASMA_APPLETSCRIPTENGINE(qscriptapplet, SimpleJavaScriptApplet)
|
|
|
|
#include "simplejavascriptapplet.moc"
|
|
|
|
|