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236 lines
8.3 KiB
C++
236 lines
8.3 KiB
C++
/***************************************************************************
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* qtobject.cpp
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* This file is part of the KDE project
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* copyright (C)2004-2005 by Sebastian Sauer (mail@dipe.org)
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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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 GNU
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* Library General Public License for more details.
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* You should have received a copy of the GNU Library General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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***************************************************************************/
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#include "qtobject.h"
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#include "object.h"
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#include "variant.h"
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#include "event.h"
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#include "../main/manager.h"
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#include "eventslot.h"
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#include "eventsignal.h"
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#include <qobject.h>
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#include <qsignal.h>
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//#include <qglobal.h>
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//#include <qobjectdefs.h>
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#include <qmetaobject.h>
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#include <private/qucom_p.h> // for the Qt QUObject API.
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using namespace Kross::Api;
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QtObject::QtObject(QObject* object, const QString& name)
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: Kross::Api::Class<QtObject>(name.isEmpty() ? object->name() : name)
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, m_object(object)
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{
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// Walk through the signals and slots the QObject has
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// and attach them as events to this QtObject.
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QStrList slotnames = m_object->metaObject()->slotNames(false);
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for(char* c = slotnames.first(); c; c = slotnames.next()) {
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QCString s = c;
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addChild(s, new EventSlot(s, object, s) );
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}
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QStrList signalnames = m_object->metaObject()->signalNames(false);
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for(char* c = signalnames.first(); c; c = signalnames.next()) {
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QCString s = c;
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addChild(s, new EventSignal(s, object, s) );
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}
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// Add functions to wrap QObject methods into callable
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// Kross objects.
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addFunction("propertyNames", &QtObject::propertyNames);
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addFunction("hasProperty", &QtObject::hasProperty);
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addFunction("getProperty", &QtObject::getProperty);
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addFunction("setProperty", &QtObject::setProperty);
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addFunction("slotNames", &QtObject::slotNames);
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addFunction("hasSlot", &QtObject::hasSlot);
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addFunction("slot", &QtObject::callSlot);
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addFunction("signalNames", &QtObject::signalNames);
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addFunction("hasSignal", &QtObject::hasSignal);
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addFunction("signal", &QtObject::emitSignal);
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addFunction("connect", &QtObject::connectSignal);
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addFunction("disconnect", &QtObject::disconnectSignal);
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}
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QtObject::~QtObject()
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{
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}
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const QString QtObject::getClassName() const
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{
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return "Kross::Api::QtObject";
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}
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QObject* QtObject::getObject()
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{
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return m_object;
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}
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QUObject* QtObject::toQUObject(const QString& signature, List::Ptr arguments)
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{
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int startpos = signature.find("(");
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int endpos = signature.findRev(")");
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if(startpos < 0 || startpos > endpos)
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throw Exception::Ptr( new Exception(QString("Invalid Qt signal or slot signature '%1'").arg(signature)) );
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//QString sig = signature.left(startpos);
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QString params = signature.mid(startpos + 1, endpos - startpos - 1);
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QStringList paramlist = QStringList::split(",", params); // this will fail on something like myslot(QMap<QString,QString> arg), but we don't care jet.
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uint paramcount = paramlist.size();
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// The first item in the QUObject-array is for the returnvalue
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// while everything >=1 are the passed parameters.
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QUObject* uo = new QUObject[ paramcount + 1 ];
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uo[0] = QUObject(); // empty placeholder for the returnvalue.
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//QString t;
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//for(int j=0; j<argcount; j++) t += "'" + Variant::toString(arguments->item(j)) + "' ";
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//krossdebug( QString("1 ---------------------: (%1) %2").arg(argcount).arg(t) );
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// Fill parameters.
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uint argcount = arguments ? arguments->count() : 0;
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for(uint i = 0; i < paramcount; i++) {
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if(paramlist[i].find("QString") >= 0) {
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const QString s = (argcount > i) ? Variant::toString(arguments->item(i)) : QString::null;
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//krossdebug(QString("EventSlot::toQUObject s=%1").arg(s));
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static_QUType_QString.set( &(uo[i + 1]), s );
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}
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//TODO handle int, long, char*, QStringList, etc.
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else {
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throw Exception::Ptr( new Exception(QString("Unknown Qt signal or slot argument '%1' in signature '%2'.").arg(paramlist[i]).arg(signature)) );
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}
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}
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return uo;
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}
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Kross::Api::Object::Ptr QtObject::propertyNames(Kross::Api::List::Ptr)
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{
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return new Kross::Api::Variant(
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QStringList::fromStrList(m_object->metaObject()->propertyNames(false)));
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}
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Kross::Api::Object::Ptr QtObject::hasProperty(Kross::Api::List::Ptr args)
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{
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return new Kross::Api::Variant(
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m_object->metaObject()->findProperty(Kross::Api::Variant::toString(args->item(0)).latin1(), false));
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}
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Kross::Api::Object::Ptr QtObject::getProperty(Kross::Api::List::Ptr args)
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{
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QVariant variant = m_object->property(Kross::Api::Variant::toString(args->item(0)).latin1());
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if(variant.type() == QVariant::Invalid)
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return 0;
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return new Kross::Api::Variant(variant);
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}
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Kross::Api::Object::Ptr QtObject::setProperty(Kross::Api::List::Ptr args)
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{
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return new Kross::Api::Variant(
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m_object->setProperty(
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Kross::Api::Variant::toString(args->item(0)).latin1(),
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Kross::Api::Variant::toVariant(args->item(1))
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));
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}
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Kross::Api::Object::Ptr QtObject::slotNames(Kross::Api::List::Ptr)
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{
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return new Kross::Api::Variant(
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QStringList::fromStrList(m_object->metaObject()->slotNames(false)));
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}
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Kross::Api::Object::Ptr QtObject::hasSlot(Kross::Api::List::Ptr args)
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{
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return new Kross::Api::Variant(
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bool(m_object->metaObject()->slotNames(false).find(
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Kross::Api::Variant::toString(args->item(0)).latin1()
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) != -1));
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}
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Kross::Api::Object::Ptr QtObject::callSlot(Kross::Api::List::Ptr args)
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{
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//TODO just call the child event ?!
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QString name = Kross::Api::Variant::toString(args->item(0));
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int slotid = m_object->metaObject()->findSlot(name.latin1(), false);
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if(slotid < 0)
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throw Exception::Ptr( new Exception(QString("No such slot '%1'.").arg(name)) );
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QUObject* uo = QtObject::toQUObject(name, args);
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m_object->qt_invoke(slotid, uo);
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delete [] uo;
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return new Variant( QVariant(true,0) );
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}
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Kross::Api::Object::Ptr QtObject::signalNames(Kross::Api::List::Ptr)
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{
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return new Kross::Api::Variant(
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QStringList::fromStrList(m_object->metaObject()->signalNames(false)));
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}
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Kross::Api::Object::Ptr QtObject::hasSignal(Kross::Api::List::Ptr args)
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{
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return new Kross::Api::Variant(
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bool(m_object->metaObject()->signalNames(false).find(
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Kross::Api::Variant::toString(args->item(0)).latin1()
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) != -1));
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}
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Kross::Api::Object::Ptr QtObject::emitSignal(Kross::Api::List::Ptr args)
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{
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QString name = Kross::Api::Variant::toString(args->item(0));
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int signalid = m_object->metaObject()->findSignal(name.latin1(), false);
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if(signalid < 0)
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throw Exception::Ptr( new Exception(QString("No such signal '%1'.").arg(name)) );
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m_object->qt_invoke(signalid, 0); //TODO convert Kross::Api::List::Ptr => QUObject*
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return 0;
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}
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Kross::Api::Object::Ptr QtObject::connectSignal(Kross::Api::List::Ptr args)
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{
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QString signalname = Kross::Api::Variant::toString(args->item(0));
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QString signalsignatur = QString("2%1").arg(signalname);
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const char* signalsig = signalsignatur.latin1();
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QtObject* obj = Kross::Api::Object::fromObject<Kross::Api::QtObject>(args->item(1));
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QObject* o = obj->getObject();
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if(! o)
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throw Exception::Ptr( new Exception(QString("No such QObject receiver in '%1'.").arg(obj->getName())) );
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QString slotname = Kross::Api::Variant::toString(args->item(2));
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QString slotsignatur = QString("1%1").arg(slotname);
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const char* slotsig = slotsignatur.latin1();
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return new Kross::Api::Variant(
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QObject::connect(m_object, signalsig, o, slotsig));
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}
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Kross::Api::Object::Ptr QtObject::disconnectSignal(Kross::Api::List::Ptr)
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{
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//TODO
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return 0;
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}
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