/**************************************************************************** | |
** | |
** Copyright (C) 2011 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. | |
** | |
** $QT_BEGIN_LICENSE:LGPL$ | |
** 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 "qdesigner_q3widgetstack_p.h" | |
#include "../../../lib/shared/qdesigner_propertycommand_p.h" | |
#include <QtDesigner/QDesignerFormWindowInterface> | |
#include <QtDesigner/QDesignerContainerExtension> | |
#include <QtDesigner/QDesignerFormEditorInterface> | |
#include <QtDesigner/QExtensionManager> | |
#include <QtCore/QEvent> | |
#include <QtGui/QToolButton> | |
QT_BEGIN_NAMESPACE | |
namespace { | |
QToolButton *createToolButton(QWidget *parent, Qt::ArrowType at, const QString &name) { | |
QToolButton *rc = new QToolButton(); | |
rc->setAttribute(Qt::WA_NoChildEventsForParent, true); | |
rc->setParent(parent); | |
rc->setObjectName(name); | |
rc->setArrowType(at); | |
rc->setAutoRaise(true); | |
rc->setSizePolicy(QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed)); | |
rc->setFixedSize(QSize(15, 15)); | |
return rc; | |
} | |
} | |
QDesignerQ3WidgetStack::QDesignerQ3WidgetStack(QWidget *parent) : | |
Q3WidgetStack(parent), | |
m_prev(createToolButton(this, Qt::LeftArrow, QLatin1String("__qt__passive_prev"))), | |
m_next(createToolButton(this, Qt::RightArrow, QLatin1String("__qt__passive_next"))) | |
{ | |
connect(m_prev, SIGNAL(clicked()), this, SLOT(prevPage())); | |
connect(m_next, SIGNAL(clicked()), this, SLOT(nextPage())); | |
updateButtons(); | |
connect(this, SIGNAL(currentChanged(int)), this, SLOT(slotCurrentChanged(int))); | |
} | |
QDesignerFormWindowInterface *QDesignerQ3WidgetStack::formWindow() | |
{ | |
return QDesignerFormWindowInterface::findFormWindow(this); | |
} | |
QDesignerContainerExtension *QDesignerQ3WidgetStack::container() | |
{ | |
if (formWindow()) { | |
QDesignerFormEditorInterface *core = formWindow()->core(); | |
return qt_extension<QDesignerContainerExtension*>(core->extensionManager(), this); | |
} | |
return 0; | |
} | |
int QDesignerQ3WidgetStack::count() | |
{ | |
return container() ? container()->count() : 0; | |
} | |
int QDesignerQ3WidgetStack::currentIndex() | |
{ | |
return container() ? container()->currentIndex() : -1; | |
} | |
void QDesignerQ3WidgetStack::setCurrentIndex(int index) | |
{ | |
if (container() && (index >= 0) && (index < count())) { | |
container()->setCurrentIndex(index); | |
emit currentChanged(index); | |
} | |
} | |
QWidget *QDesignerQ3WidgetStack::widget(int index) | |
{ | |
return container() ? container()->widget(index) : 0; | |
} | |
void QDesignerQ3WidgetStack::updateButtons() | |
{ | |
if (m_prev) { | |
m_prev->move(width() - 31, 1); | |
m_prev->show(); | |
m_prev->raise(); | |
} | |
if (m_next) { | |
m_next->move(width() - 16, 1); | |
m_next->show(); | |
m_next->raise(); | |
} | |
} | |
void QDesignerQ3WidgetStack::gotoPage(int page) { | |
// Are we on a form or in a preview? | |
if (QDesignerFormWindowInterface *fw = formWindow()) { | |
qdesigner_internal::SetPropertyCommand *cmd = new qdesigner_internal::SetPropertyCommand(fw); | |
cmd->init(this, QLatin1String("currentIndex"), page); | |
fw->commandHistory()->push(cmd); | |
fw->emitSelectionChanged(); // Magically prevent an endless loop triggered by auto-repeat. | |
} else { | |
setCurrentIndex(page); | |
} | |
updateButtons(); | |
} | |
void QDesignerQ3WidgetStack::prevPage() | |
{ | |
if (count() > 1) { | |
int newIndex = currentIndex() - 1; | |
if (newIndex < 0) | |
newIndex = count() - 1; | |
gotoPage(newIndex); | |
} | |
} | |
void QDesignerQ3WidgetStack::nextPage() | |
{ | |
if (count() > 1) | |
gotoPage((currentIndex() + 1) % count()); | |
} | |
QString QDesignerQ3WidgetStack::currentPageName() | |
{ | |
if (currentIndex() == -1) | |
return QString(); | |
return widget(currentIndex())->objectName(); | |
} | |
void QDesignerQ3WidgetStack::setCurrentPageName(const QString &pageName) | |
{ | |
if (currentIndex() == -1) | |
return; | |
if (QWidget *w = widget(currentIndex())) | |
w->setObjectName(pageName); | |
} | |
bool QDesignerQ3WidgetStack::event(QEvent *e) | |
{ | |
if (e->type() == QEvent::LayoutRequest) { | |
updateButtons(); | |
} | |
return Q3WidgetStack::event(e); | |
} | |
void QDesignerQ3WidgetStack::childEvent(QChildEvent *e) | |
{ | |
Q3WidgetStack::childEvent(e); | |
updateButtons(); | |
} | |
void QDesignerQ3WidgetStack::resizeEvent(QResizeEvent *e) | |
{ | |
Q3WidgetStack::resizeEvent(e); | |
updateButtons(); | |
} | |
void QDesignerQ3WidgetStack::showEvent(QShowEvent *e) | |
{ | |
Q3WidgetStack::showEvent(e); | |
updateButtons(); | |
} | |
void QDesignerQ3WidgetStack::slotCurrentChanged(int index) | |
{ | |
if (widget(index)) { | |
if (QDesignerFormWindowInterface *fw = formWindow()) { | |
fw->clearSelection(); | |
fw->selectWidget(this, true); | |
} | |
} | |
} | |
QT_END_NAMESPACE |