diff options
Diffstat (limited to 'src/designer/src/plugins/widgets/q3widgetstack/qdesigner_q3widgetstack.cpp')
| -rw-r--r-- | src/designer/src/plugins/widgets/q3widgetstack/qdesigner_q3widgetstack.cpp | 217 |
1 files changed, 217 insertions, 0 deletions
diff --git a/src/designer/src/plugins/widgets/q3widgetstack/qdesigner_q3widgetstack.cpp b/src/designer/src/plugins/widgets/q3widgetstack/qdesigner_q3widgetstack.cpp new file mode 100644 index 000000000..a6bc34844 --- /dev/null +++ b/src/designer/src/plugins/widgets/q3widgetstack/qdesigner_q3widgetstack.cpp @@ -0,0 +1,217 @@ +/**************************************************************************** +** +** 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. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 "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 |