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authorThiago Macieira <thiago@kde.org>2006-06-04 15:52:05 +0000
committerThiago Macieira <thiago@kde.org>2006-06-04 15:52:05 +0000
commitedbf2bfc109ce94b2604ea20328fda25542e4383 (patch)
tree3281d191fa9dde9f1f26b947b145d02373f031b0 /qt/src/qdbusxmlgenerator.cpp
parent435c7af9b605c3ffc8641142b6d7add18bf7080b (diff)
* qt/: Update to Subversion r548032.
This includes a big reorganisation of the files inside the subdir. We really need a version control system that supports moving of files. I'm not bothering with history anyways anymore, since the bindings will be moved out to git. The history should be restored from Subversion when that happens.
Diffstat (limited to 'qt/src/qdbusxmlgenerator.cpp')
-rw-r--r--qt/src/qdbusxmlgenerator.cpp194
1 files changed, 194 insertions, 0 deletions
diff --git a/qt/src/qdbusxmlgenerator.cpp b/qt/src/qdbusxmlgenerator.cpp
new file mode 100644
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+++ b/qt/src/qdbusxmlgenerator.cpp
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+/* -*- mode: C++ -*-
+ *
+ * Copyright (C) 2006 Trolltech AS. All rights reserved.
+ * Author: Thiago Macieira <thiago.macieira@trolltech.com>
+ *
+ * Licensed under the Academic Free License version 2.1
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include <QtCore/qcoreapplication.h>
+#include <QtCore/qmetaobject.h>
+#include <QtCore/qstringlist.h>
+
+#include "qdbusinterface_p.h" // for ANNOTATION_NO_WAIT
+#include "qdbusabstractadaptor_p.h" // for QCLASSINFO_DBUS_*
+#include "qdbusconnection_p.h" // for the flags
+#include "qdbusutil.h"
+
+extern QDBUS_EXPORT QString qDBusGenerateMetaObjectXml(QString interface, const QMetaObject *mo,
+ const QMetaObject *base, int flags);
+
+// implement the D-Bus org.freedesktop.DBus.Introspectable interface
+// we do that by analysing the metaObject of all the adaptor interfaces
+
+static QString generateInterfaceXml(const QMetaObject *mo, int flags, int methodOffset, int propOffset)
+{
+ QString retval;
+
+ // start with properties:
+ if (flags & QDBusConnection::ExportProperties) {
+ for (int i = propOffset; i < mo->propertyCount(); ++i) {
+ static const char *accessvalues[] = {0, "read", "write", "readwrite"};
+
+ QMetaProperty mp = mo->property(i);
+
+ if (!mp.isScriptable() && (flags & QDBusConnection::ExportAllProperties) !=
+ QDBusConnection::ExportAllProperties)
+ continue;
+
+ int access = 0;
+ if (mp.isReadable())
+ access |= 1;
+ if (mp.isWritable())
+ access |= 2;
+
+ int typeId = qDBusNameToTypeId(mp.typeName());
+ if (!typeId)
+ continue;
+
+ retval += QString(QLatin1String(" <property name=\"%1\" type=\"%2\" access=\"%3\" />\n"))
+ .arg(mp.name())
+ .arg(QLatin1String( QDBusUtil::typeToSignature( QVariant::Type(typeId) )))
+ .arg(QLatin1String( accessvalues[access] ));
+ }
+ }
+
+ // now add methods:
+ for (int i = methodOffset; i < mo->methodCount(); ++i) {
+ QMetaMethod mm = mo->method(i);
+ QByteArray signature = mm.signature();
+ int paren = signature.indexOf('(');
+
+ bool isSignal;
+ if (mm.methodType() == QMetaMethod::Signal)
+ // adding a signal
+ isSignal = true;
+ else if (mm.methodType() == QMetaMethod::Slot && mm.access() == QMetaMethod::Public)
+ isSignal = false;
+ else
+ continue; // neither signal nor public slot
+
+ if ((isSignal && !(flags & QDBusConnection::ExportSignals)) ||
+ (!isSignal && !(flags & QDBusConnection::ExportSlots)))
+ continue;
+
+ QString xml = QString(QLatin1String(" <%1 name=\"%2\">\n"))
+ .arg(isSignal ? QLatin1String("signal") : QLatin1String("method"))
+ .arg(QLatin1String(signature.left(paren)));
+
+ // check the return type first
+ int typeId = qDBusNameToTypeId(mm.typeName());
+ if (typeId)
+ xml += QString(QLatin1String(" <arg type=\"%1\" direction=\"out\"/>\n"))
+ .arg(QLatin1String(QDBusUtil::typeToSignature( QVariant::Type(typeId) )));
+ else if (*mm.typeName())
+ continue; // wasn't a valid type
+
+ QList<QByteArray> names = mm.parameterNames();
+ QList<int> types;
+ int inputCount = qDBusParametersForMethod(mm, types);
+ if (inputCount == -1)
+ continue; // invalid form
+ if (isSignal && inputCount + 1 != types.count())
+ continue; // signal with output arguments?
+ if (isSignal && types.at(inputCount) == QDBusConnectionPrivate::messageMetaType)
+ continue; // signal with QDBusMessage argument?
+
+ int j;
+ bool isScriptable = mm.attributes() & QMetaMethod::Scriptable;
+ for (j = 1; j < types.count(); ++j) {
+ // input parameter for a slot or output for a signal
+ if (types.at(j) == QDBusConnectionPrivate::messageMetaType) {
+ isScriptable = true;
+ continue;
+ }
+
+ QString name;
+ if (!names.at(j - 1).isEmpty())
+ name = QString(QLatin1String("name=\"%1\" ")).arg(QLatin1String(names.at(j - 1)));
+
+ bool isOutput = isSignal || j > inputCount;
+
+ xml += QString(QLatin1String(" <arg %1type=\"%2\" direction=\"%3\"/>\n"))
+ .arg(name)
+ .arg(QLatin1String(QDBusUtil::typeToSignature( QVariant::Type(types.at(j)) )))
+ .arg(isOutput ? QLatin1String("out") : QLatin1String("in"));
+ }
+
+ if (!isScriptable) {
+ // check if this was added by other means
+ if (isSignal && (flags & QDBusConnection::ExportAllSignals) != QDBusConnection::ExportAllSignals)
+ continue;
+ if (!isSignal && (flags & QDBusConnection::ExportAllSlots) != QDBusConnection::ExportAllSlots)
+ continue;
+ }
+
+ if (qDBusCheckAsyncTag(mm.tag()))
+ // add the no-reply annotation
+ xml += QLatin1String(" <annotation name=\"" ANNOTATION_NO_WAIT "\""
+ " value=\"true\"/>\n");
+
+ retval += xml;
+ retval += QString(QLatin1String(" </%1>\n"))
+ .arg(isSignal ? QLatin1String("signal") : QLatin1String("method"));
+ }
+
+ return retval;
+}
+
+QString qDBusGenerateMetaObjectXml(QString interface, const QMetaObject *mo, const QMetaObject *base,
+ int flags)
+{
+ if (interface.isEmpty()) {
+ // generate the interface name from the meta object
+ int idx = mo->indexOfClassInfo(QCLASSINFO_DBUS_INTERFACE);
+ if (idx >= mo->classInfoOffset()) {
+ interface = QLatin1String(mo->classInfo(idx).value());
+ } else {
+ interface = QLatin1String(mo->className());
+ interface.replace(QLatin1String("::"), QLatin1String("."));
+
+ if (interface.startsWith( QLatin1String("QDBus") )) {
+ interface.prepend( QLatin1String("com.trolltech.QtDBus.") );
+ } else if (interface.startsWith( QLatin1Char('Q') )) {
+ // assume it's Qt
+ interface.prepend( QLatin1String("com.trolltech.Qt.") );
+ } else if (!QCoreApplication::instance() ||
+ QCoreApplication::instance()->applicationName().isEmpty()) {
+ interface.prepend( QLatin1String("local.") );
+ } else {
+ interface.prepend(QLatin1Char('.')).prepend( QCoreApplication::instance()->applicationName() );
+ QStringList domainName = QCoreApplication::instance()->organizationDomain().split(QLatin1Char('.'));
+ foreach (const QString &part, domainName)
+ interface.prepend(QLatin1Char('.')).prepend(part);
+ }
+ }
+ }
+
+ QString xml;
+ int idx = mo->indexOfClassInfo(QCLASSINFO_DBUS_INTROSPECTION);
+ if (idx >= mo->classInfoOffset())
+ return QString::fromUtf8(mo->classInfo(idx).value());
+ else
+ xml = generateInterfaceXml(mo, flags, base->methodCount(), base->propertyCount());
+
+ if (xml.isEmpty())
+ return QString(); // don't add an empty interface
+ return QString(QLatin1String(" <interface name=\"%1\">\n%2 </interface>\n"))
+ .arg(interface, xml);
+}