/****************************************************************************

**

** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

** All rights reserved.

** Contact: Nokia Corporation (qt-info@nokia.com)

**

** This file is part of the tools applications of the Qt Toolkit.

**

** $QT_BEGIN_LICENSE:LGPL$

** No Commercial Usage

** This file contains pre-release code and may not be distributed.

** You may use this file in accordance with the terms and conditions

** contained in the Technology Preview License Agreement accompanying

** this package.

**

** GNU Lesser General Public License Usage

** Alternatively, this file may be used under the terms of the GNU Lesser

** General Public License version 2.1 as published by the Free Software

** Foundation and appearing in the file LICENSE.LGPL included in the

** packaging of this file.  Please review the following information to

** ensure the GNU Lesser General Public License version 2.1 requirements

** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

**

** In addition, as a special exception, Nokia gives you certain additional

** rights.  These rights are described in the Nokia Qt LGPL Exception

** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

**

** If you have questions regarding the use of this file, please contact

** Nokia at qt-info@nokia.com.

**

**

**

**

**

**

**

**

** $QT_END_LICENSE$

**

****************************************************************************/

#include "invokemethod.h"

#include <qt_windows.h>

#include <ActiveQt/ActiveQt>

QT_BEGIN_NAMESPACE

InvokeMethod::InvokeMethod(QWidget *parent)

: QDialog(parent), activex(0)

{

    setupUi(this);

    listParameters->setColumnCount(3);

    listParameters->headerItem()->setText(0, tr("Parameter"));

    listParameters->headerItem()->setText(1, tr("Type"));

    listParameters->headerItem()->setText(2, tr("Value"));

}

void InvokeMethod::setControl(QAxBase *ax)

{

    activex = ax;

    bool hasControl = activex && !activex->isNull();

    labelMethods->setEnabled(hasControl);

    comboMethods->setEnabled(hasControl);

    buttonInvoke->setEnabled(hasControl);

    boxParameters->setEnabled(hasControl);

    comboMethods->clear();

    listParameters->clear();

    if (!hasControl) {

	editValue->clear();

	return;

    }

    const QMetaObject *mo = activex->metaObject();

    if (mo->methodCount()) {

	for (int i = mo->methodOffset(); i < mo->methodCount(); ++i) {

	    const QMetaMethod method = mo->method(i);

            if (method.methodType() == QMetaMethod::Slot)

	        comboMethods->addItem(QString::fromLatin1(method.signature()));

	}

        comboMethods->model()->sort(0);

	on_comboMethods_activated(comboMethods->currentText());

    }

}

void InvokeMethod::on_buttonInvoke_clicked()

{

    if (!activex)

	return;

    on_buttonSet_clicked();

    QString method = comboMethods->currentText();

    QList<QVariant> vars;

    int itemCount = listParameters->topLevelItemCount();

    for (int i = 0; i < itemCount; ++i) {

	QTreeWidgetItem *parameter = listParameters->topLevelItem(i);

	vars << parameter->text(2);

    }

    QVariant result = activex->dynamicCall(method.toLatin1(), vars);

    int v = 0;

    for (int i = 0; i < itemCount; ++i) {

	QTreeWidgetItem *parameter = listParameters->topLevelItem(i);

	parameter->setText(2, vars[v++].toString());

    }

    QString resString = result.toString();

    QString resType = QString::fromLatin1(result.typeName());

    editReturn->setText(resType + QLatin1String(" ") + resString);

}

void InvokeMethod::on_comboMethods_activated(const QString &method)

{

    if (!activex)

	return;

    listParameters->clear();

    const QMetaObject *mo = activex->metaObject();

    const QMetaMethod slot = mo->method(mo->indexOfSlot(method.toLatin1()));

    QString signature = QString::fromLatin1(slot.signature());

    signature = signature.mid(signature.indexOf(QLatin1Char('(')) + 1);

    signature.truncate(signature.length()-1);

    QList<QByteArray> pnames = slot.parameterNames();

    QList<QByteArray> ptypes = slot.parameterTypes();

    for (int p = 0; p < ptypes.count(); ++p) {

	QString ptype(QString::fromLatin1(ptypes.at(p)));

	if (ptype.isEmpty())

	    continue;

	QString pname(QString::fromLatin1(pnames.at(p).constData()));

	if (pname.isEmpty())

	    pname = QString::fromLatin1("<unnamed %1>").arg(p);

	QTreeWidgetItem *item = new QTreeWidgetItem(listParameters);

        item->setText(0, pname);

        item->setText(1, ptype);

    }

    if (listParameters->topLevelItemCount())

	listParameters->setCurrentItem(listParameters->topLevelItem(0));

    editReturn->setText(QString::fromLatin1(slot.typeName()));

}

void InvokeMethod::on_listParameters_currentItemChanged(QTreeWidgetItem *item)

{

    if (!activex)

	return;

    editValue->setEnabled(item != 0);

    buttonSet->setEnabled(item != 0);

    if (!item)

	return;

    editValue->setText(item->text(2));

}

void InvokeMethod::on_buttonSet_clicked()

{

    if (!activex)

	return;

    QTreeWidgetItem *item = listParameters->currentItem();

    if (!item)

	return;

    item->setText(2, editValue->text());

}

QT_END_NAMESPACE