qt-creator/src/plugins/qt4projectmanager/customwidgetwizard/classlist.cpp

/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
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** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** 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.
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#include "classlist.h"

#include <QtGui/QKeyEvent>
#include <QtGui/QMessageBox>

namespace Qt4ProjectManager {
namespace Internal {

ClassList::ClassList(QWidget *parent) :
    QListWidget(parent)
{
    connect(itemDelegate(), SIGNAL(closeEditor(QWidget *, QAbstractItemDelegate::EndEditHint)), SLOT(classEdited()));
    insertNewItem();
}

void ClassList::classEdited()
{
    if (currentRow() == count() - 1) {
        if (currentItem()->text() != tr("<New class>")) {
            emit classAdded(currentItem()->text());
            insertNewItem();
        }
    } else {
        emit classRenamed(currentRow(), currentItem()->text());
    }
}

void ClassList::insertNewItem()
{
    QListWidgetItem *itm = new QListWidgetItem(tr("<New class>"), this);
    itm->setFlags(Qt::ItemIsEnabled|Qt::ItemIsEditable);
}

void ClassList::keyPressEvent(QKeyEvent *event)
{
    if (event->key() == Qt::Key_Delete) {
        const int row = currentRow();
        if (row != count() - 1) {
            if (QMessageBox::question(this,
                tr("Confirm Delete"),
                tr("Delete class %1 from list?").arg(currentItem()->text()),
                QMessageBox::Ok|QMessageBox::Cancel) == QMessageBox::Ok)
            {
                delete currentItem();
                emit classDeleted(row);
                setCurrentRow(row);
            }
        }
    } else if (event->key() == Qt::Key_Insert) {
        setCurrentRow(count() - 1);
        editItem(currentItem());
    } else {
        QListWidget::keyPressEvent(event);
    }
}

}
}