/****************************************************************************+
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**+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the Qt Designer of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include "qaxwidgettaskmenu.h"+
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#include "qdesigneraxwidget.h"+
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#include "qaxwidgetpropertysheet.h"+
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+
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#include <QtDesigner/QDesignerFormWindowInterface>+
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#include <QtDesigner/QDesignerFormWindowCursorInterface>+
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#include <QtDesigner/QDesignerFormEditorInterface>+
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#include <QtDesigner/QExtensionManager>+
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+
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#include <QtGui/QUndoCommand>+
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#include <QtGui/QMessageBox>+
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#include <QtGui/QUndoStack>+
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#include <QtCore/QUuid>+
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#include <ActiveQt/qaxselect.h>+
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+
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#include <olectl.h>+
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#include <qaxtypes.h>+
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+
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QT_BEGIN_NAMESPACE+
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+
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/* SetControlCommand: An undo commands that sets a control bypassing+
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   Designer's property system which cannot handle the changing+
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   of the 'control' property's index and other cached information+
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   when modifying it. */+
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+
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class SetControlCommand : public QUndoCommand+
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{+
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public:+
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    SetControlCommand(QDesignerAxWidget *ax, QDesignerFormWindowInterface *core, const QString &newClsid = QString());+
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+
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    virtual void redo() {  apply(m_newClsid); }+
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    virtual void undo() {  apply(m_oldClsid);  }+
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+
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private:+
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    bool apply(const QString &clsid);+
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+
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    QDesignerAxWidget *m_axWidget;+
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    QDesignerFormWindowInterface *m_formWindow;+
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    QString m_oldClsid;+
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    QString m_newClsid;+
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};+
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+
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SetControlCommand::SetControlCommand(QDesignerAxWidget *ax, QDesignerFormWindowInterface *fw, const QString &newClsid) :+
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    m_axWidget(ax),+
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    m_formWindow(fw),+
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    m_oldClsid(ax->control()),+
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    m_newClsid(newClsid)+
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{+
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    if (m_newClsid.isEmpty())+
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        setText(QDesignerAxWidget::tr("Reset control"));+
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    else+
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        setText(QDesignerAxWidget::tr("Set control"));+
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}+
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+
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bool SetControlCommand::apply(const QString &clsid)+
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{+
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    if (m_oldClsid == m_newClsid)+
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        return true;+
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+
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    QObject *ext = m_formWindow->core()->extensionManager()->extension(m_axWidget, Q_TYPEID(QDesignerPropertySheetExtension));+
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    QAxWidgetPropertySheet *sheet = qobject_cast<QAxWidgetPropertySheet*>(ext);+
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    if (!sheet)+
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        return false;+
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+
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    const bool hasClsid = !clsid.isEmpty();+
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    const int index = sheet->indexOf(QLatin1String(QAxWidgetPropertySheet::controlPropertyName));+
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    if (hasClsid)+
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        sheet->setProperty(index, clsid);+
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    else+
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        sheet->reset(index);+
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    return true;+
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}+
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+
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// -------------------- QAxWidgetTaskMenu+
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QAxWidgetTaskMenu::QAxWidgetTaskMenu(QDesignerAxWidget *object, QObject *parent) :+
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    QObject(parent),+
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    m_axwidget(object),+
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    m_setAction(new QAction(tr("Set Control"), this)),+
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    m_resetAction(new QAction(tr("Reset Control"), this))+
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{+
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    connect(m_setAction, SIGNAL(triggered()), this, SLOT(setActiveXControl()));+
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    connect(m_resetAction, SIGNAL(triggered()), this, SLOT(resetActiveXControl()));+
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    m_taskActions.push_back(m_setAction);+
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    m_taskActions.push_back(m_resetAction);+
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}+
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+
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QAxWidgetTaskMenu::~QAxWidgetTaskMenu()+
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{+
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}+
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+
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QList<QAction*> QAxWidgetTaskMenu::taskActions() const+
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{+
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    const bool loaded = m_axwidget->loaded();+
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    m_setAction->setEnabled(!loaded);+
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    m_resetAction->setEnabled(loaded);+
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    return m_taskActions;+
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}+
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+
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void QAxWidgetTaskMenu::resetActiveXControl()+
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{+
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    QDesignerFormWindowInterface *formWin = QDesignerFormWindowInterface::findFormWindow(m_axwidget);+
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    Q_ASSERT(formWin != 0);+
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    formWin->commandHistory()->push(new SetControlCommand(m_axwidget, formWin));+
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}+
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+
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void QAxWidgetTaskMenu::setActiveXControl()+
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{+
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    QAxSelect *dialog = new QAxSelect(m_axwidget->topLevelWidget());+
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    if (dialog->exec())    {+
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        QUuid clsid = dialog->clsid();+
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        QString key;+
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+
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        IClassFactory2 *cf2 = 0;+
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        CoGetClassObject(clsid, CLSCTX_SERVER, 0, IID_IClassFactory2, (void**)&cf2);+
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+
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        if (cf2)  {+
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            BSTR bKey;+
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            HRESULT hres = cf2->RequestLicKey(0, &bKey);+
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            if (hres == CLASS_E_NOTLICENSED) {+
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                QMessageBox::warning(m_axwidget->topLevelWidget(), tr("Licensed Control"),+
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                                     tr("The control requires a design-time license"));+
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                clsid = QUuid();+
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            } else {+
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                key = QString::fromWCharArray(bKey);+
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            }+
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+
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            cf2->Release();+
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        }+
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+
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        if (!clsid.isNull())  {+
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            QDesignerFormWindowInterface *formWin = QDesignerFormWindowInterface::findFormWindow(m_axwidget);+
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+
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            Q_ASSERT(formWin != 0);+
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            QString value = clsid.toString();+
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            if (!key.isEmpty()) {+
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                value += QLatin1Char(':');+
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                value += key;+
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            }+
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            formWin->commandHistory()->push(new SetControlCommand(m_axwidget, formWin, value));+
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        }+
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    }+
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    delete dialog;+
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}+
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+
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QT_END_NAMESPACE+
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