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/****************************************************************************
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**
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** Copyright (C) 2009 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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#include "orderdialog_p.h"
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#include "iconloader_p.h"
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#include "ui_orderdialog.h"
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#include <QtDesigner/QExtensionManager>
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#include <QtDesigner/QDesignerFormEditorInterface>
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#include <QtDesigner/QDesignerContainerExtension>
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#include <QtCore/QAbstractItemModel>
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#include <QtCore/QModelIndex>
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#include <QtGui/QPushButton>
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QT_BEGIN_NAMESPACE
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// OrderDialog: Used to reorder the pages of QStackedWidget and QToolBox.
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// Provides up and down buttons as well as DnD via QAbstractItemView::InternalMove mode
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namespace qdesigner_internal {
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OrderDialog::OrderDialog(QWidget *parent) :
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QDialog(parent),
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m_ui(new Ui::OrderDialog),
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m_format(PageOrderFormat)
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{
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m_ui->setupUi(this);
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setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
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m_ui->upButton->setIcon(createIconSet(QString::fromUtf8("up.png")));
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m_ui->downButton->setIcon(createIconSet(QString::fromUtf8("down.png")));
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m_ui->buttonBox->button(QDialogButtonBox::Ok)->setDefault(true);
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connect(m_ui->buttonBox->button(QDialogButtonBox::Reset), SIGNAL(clicked()), this, SLOT(slotReset()));
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// Catch the remove operation of a DnD operation in QAbstractItemView::InternalMove mode to enable buttons
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// Selection mode is 'contiguous' to enable DnD of groups
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connect(m_ui->pageList->model(), SIGNAL(rowsRemoved(QModelIndex,int,int)), this, SLOT(slotEnableButtonsAfterDnD()));
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m_ui->upButton->setEnabled(false);
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m_ui->downButton->setEnabled(false);
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}
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OrderDialog::~OrderDialog()
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{
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delete m_ui;
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}
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void OrderDialog::setDescription(const QString &d)
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{
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m_ui->groupBox->setTitle(d);
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}
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void OrderDialog::setPageList(const QWidgetList &pages)
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{
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// The QWidget* are stored in a map indexed by the old index.
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// The old index is set as user data on the item instead of the QWidget*
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// because DnD is enabled which requires the user data to serializable
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m_orderMap.clear();
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const int count = pages.count();
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for (int i=0; i < count; ++i)
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m_orderMap.insert(i, pages.at(i));
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buildList();
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}
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void OrderDialog::buildList()
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{
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m_ui->pageList->clear();
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const OrderMap::const_iterator cend = m_orderMap.constEnd();
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for (OrderMap::const_iterator it = m_orderMap.constBegin(); it != cend; ++it) {
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QListWidgetItem *item = new QListWidgetItem();
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const int index = it.key();
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switch (m_format) {
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case PageOrderFormat:
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item->setText(tr("Index %1 (%2)").arg(index).arg(it.value()->objectName()));
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break;
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case TabOrderFormat:
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item->setText(tr("%1 %2").arg(index+1).arg(it.value()->objectName()));
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break;
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}
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item->setData(Qt::UserRole, QVariant(index));
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m_ui->pageList->addItem(item);
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}
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if (m_ui->pageList->count() > 0)
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m_ui->pageList->setCurrentRow(0);
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}
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void OrderDialog::slotReset()
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{
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buildList();
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}
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QWidgetList OrderDialog::pageList() const
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{
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QWidgetList rc;
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const int count = m_ui->pageList->count();
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for (int i=0; i < count; ++i) {
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const int oldIndex = m_ui->pageList->item(i)->data(Qt::UserRole).toInt();
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rc.append(m_orderMap.value(oldIndex));
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}
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return rc;
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}
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void OrderDialog::on_upButton_clicked()
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{
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const int row = m_ui->pageList->currentRow();
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if (row <= 0)
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return;
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m_ui->pageList->insertItem(row - 1, m_ui->pageList->takeItem(row));
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m_ui->pageList->setCurrentRow(row - 1);
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}
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void OrderDialog::on_downButton_clicked()
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{
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const int row = m_ui->pageList->currentRow();
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if (row == -1 || row == m_ui->pageList->count() - 1)
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return;
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m_ui->pageList->insertItem(row + 1, m_ui->pageList->takeItem(row));
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m_ui->pageList->setCurrentRow(row + 1);
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}
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void OrderDialog::slotEnableButtonsAfterDnD()
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{
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enableButtons(m_ui->pageList->currentRow());
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}
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void OrderDialog::on_pageList_currentRowChanged(int r)
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{
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enableButtons(r);
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}
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void OrderDialog::enableButtons(int r)
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{
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m_ui->upButton->setEnabled(r > 0);
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m_ui->downButton->setEnabled(r >= 0 && r < m_ui->pageList->count() - 1);
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}
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QWidgetList OrderDialog::pagesOfContainer(const QDesignerFormEditorInterface *core, QWidget *container)
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{
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QWidgetList rc;
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if (QDesignerContainerExtension* ce = qt_extension<QDesignerContainerExtension*>(core->extensionManager(), container)) {
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const int count = ce->count();
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for (int i = 0; i < count ;i ++)
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rc.push_back(ce->widget(i));
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}
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return rc;
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}
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}
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QT_END_NAMESPACE
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