tools/designer/src/lib/shared/orderdialog.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/designer/src/lib/shared/orderdialog.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,188 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (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.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#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