/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
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** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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
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** additional rights. These rights are described in the Nokia Qt LGPL
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** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
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****************************************************************************/

#include "treewidget_taskmenu.h"
#include "treewidgeteditor.h"

#include <QtDesigner/QDesignerFormWindowInterface>

#include <QtGui/QAction>
#include <QtGui/QStyle>
#include <QtGui/QLineEdit>
#include <QtGui/QStyleOption>

#include <QtCore/QEvent>
#include <QtCore/QVariant>
#include <QtCore/qdebug.h>

QT_BEGIN_NAMESPACE

using namespace qdesigner_internal;

TreeWidgetTaskMenu::TreeWidgetTaskMenu(QTreeWidget *button, QObject *parent)
    : QDesignerTaskMenu(button, parent),
      m_treeWidget(button),
      m_editItemsAction(new QAction(tr("Edit Items..."), this))
{
    connect(m_editItemsAction, SIGNAL(triggered()), this, SLOT(editItems()));
    m_taskActions.append(m_editItemsAction);

    QAction *sep = new QAction(this);
    sep->setSeparator(true);
    m_taskActions.append(sep);
}


TreeWidgetTaskMenu::~TreeWidgetTaskMenu()
{
}

QAction *TreeWidgetTaskMenu::preferredEditAction() const
{
    return m_editItemsAction;
}

QList<QAction*> TreeWidgetTaskMenu::taskActions() const
{
    return m_taskActions + QDesignerTaskMenu::taskActions();
}

void TreeWidgetTaskMenu::editItems()
{
    m_formWindow = QDesignerFormWindowInterface::findFormWindow(m_treeWidget);
    if (m_formWindow.isNull())
        return;

    Q_ASSERT(m_treeWidget != 0);

    TreeWidgetEditor dlg(m_formWindow, m_treeWidget->window());
    TreeWidgetContents oldCont = dlg.fillContentsFromTreeWidget(m_treeWidget);
    if (dlg.exec() == QDialog::Accepted) {
        TreeWidgetContents newCont = dlg.contents();
        if (newCont != oldCont) {
            ChangeTreeContentsCommand *cmd = new ChangeTreeContentsCommand(m_formWindow);
            cmd->init(m_treeWidget, oldCont, newCont);
            m_formWindow->commandHistory()->push(cmd);
        }
    }
}

void TreeWidgetTaskMenu::updateSelection()
{
    if (m_editor)
        m_editor->deleteLater();
}

QT_END_NAMESPACE