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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** 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.
**
** 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 met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "orderdialog_p.h"
#include "iconloader_p.h"
#include "ui_orderdialog.h"
#include <QtDesigner/QExtensionManager>
#include <QtDesigner/QDesignerFormEditorInterface>
#include <QtDesigner/QDesignerContainerExtension>
#include <QtCore/QAbstractItemModel>
#include <QtCore/QModelIndex>
#include <QtGui/QPushButton>
QT_BEGIN_NAMESPACE
// OrderDialog: Used to reorder the pages of QStackedWidget and QToolBox.
// Provides up and down buttons as well as DnD via QAbstractItemView::InternalMove mode
namespace qdesigner_internal {
OrderDialog::OrderDialog(QWidget *parent) :
QDialog(parent),
m_ui(new Ui::OrderDialog),
m_format(PageOrderFormat)
{
m_ui->setupUi(this);
setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
m_ui->upButton->setIcon(createIconSet(QString::fromUtf8("up.png")));
m_ui->downButton->setIcon(createIconSet(QString::fromUtf8("down.png")));
m_ui->buttonBox->button(QDialogButtonBox::Ok)->setDefault(true);
connect(m_ui->buttonBox->button(QDialogButtonBox::Reset), SIGNAL(clicked()), this, SLOT(slotReset()));
// Catch the remove operation of a DnD operation in QAbstractItemView::InternalMove mode to enable buttons
// Selection mode is 'contiguous' to enable DnD of groups
connect(m_ui->pageList->model(), SIGNAL(rowsRemoved(QModelIndex,int,int)), this, SLOT(slotEnableButtonsAfterDnD()));
m_ui->upButton->setEnabled(false);
m_ui->downButton->setEnabled(false);
}
OrderDialog::~OrderDialog()
{
delete m_ui;
}
void OrderDialog::setDescription(const QString &d)
{
m_ui->groupBox->setTitle(d);
}
void OrderDialog::setPageList(const QWidgetList &pages)
{
// The QWidget* are stored in a map indexed by the old index.
// The old index is set as user data on the item instead of the QWidget*
// because DnD is enabled which requires the user data to serializable
m_orderMap.clear();
const int count = pages.count();
for (int i=0; i < count; ++i)
m_orderMap.insert(i, pages.at(i));
buildList();
}
void OrderDialog::buildList()
{
m_ui->pageList->clear();
const OrderMap::const_iterator cend = m_orderMap.constEnd();
for (OrderMap::const_iterator it = m_orderMap.constBegin(); it != cend; ++it) {
QListWidgetItem *item = new QListWidgetItem();
const int index = it.key();
switch (m_format) {
case PageOrderFormat:
item->setText(tr("Index %1 (%2)").arg(index).arg(it.value()->objectName()));
break;
case TabOrderFormat:
item->setText(tr("%1 %2").arg(index+1).arg(it.value()->objectName()));
break;
}
item->setData(Qt::UserRole, QVariant(index));
m_ui->pageList->addItem(item);
}
if (m_ui->pageList->count() > 0)
m_ui->pageList->setCurrentRow(0);
}
void OrderDialog::slotReset()
{
buildList();
}
QWidgetList OrderDialog::pageList() const
{
QWidgetList rc;
const int count = m_ui->pageList->count();
for (int i=0; i < count; ++i) {
const int oldIndex = m_ui->pageList->item(i)->data(Qt::UserRole).toInt();
rc.append(m_orderMap.value(oldIndex));
}
return rc;
}
void OrderDialog::on_upButton_clicked()
{
const int row = m_ui->pageList->currentRow();
if (row <= 0)
return;
m_ui->pageList->insertItem(row - 1, m_ui->pageList->takeItem(row));
m_ui->pageList->setCurrentRow(row - 1);
}
void OrderDialog::on_downButton_clicked()
{
const int row = m_ui->pageList->currentRow();
if (row == -1 || row == m_ui->pageList->count() - 1)
return;
m_ui->pageList->insertItem(row + 1, m_ui->pageList->takeItem(row));
m_ui->pageList->setCurrentRow(row + 1);
}
void OrderDialog::slotEnableButtonsAfterDnD()
{
enableButtons(m_ui->pageList->currentRow());
}
void OrderDialog::on_pageList_currentRowChanged(int r)
{
enableButtons(r);
}
void OrderDialog::enableButtons(int r)
{
m_ui->upButton->setEnabled(r > 0);
m_ui->downButton->setEnabled(r >= 0 && r < m_ui->pageList->count() - 1);
}
QWidgetList OrderDialog::pagesOfContainer(const QDesignerFormEditorInterface *core, QWidget *container)
{
QWidgetList rc;
if (QDesignerContainerExtension* ce = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), container)) {
const int count = ce->count();
for (int i = 0; i < count ;i ++)
rc.push_back(ce->widget(i));
}
return rc;
}
}
QT_END_NAMESPACE
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