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Diffstat (limited to 'src/widgets/graphicsview/qgraphicsproxywidget_p.h')
-rw-r--r-- | src/widgets/graphicsview/qgraphicsproxywidget_p.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/widgets/graphicsview/qgraphicsproxywidget_p.h b/src/widgets/graphicsview/qgraphicsproxywidget_p.h new file mode 100644 index 0000000000..86aec5f86b --- /dev/null +++ b/src/widgets/graphicsview/qgraphicsproxywidget_p.h @@ -0,0 +1,130 @@ +/**************************************************************************** +** +** 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 QtGui module 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. +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QGRAPHICSPROXYWIDGET_P_H +#define QGRAPHICSPROXYWIDGET_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of other Qt classes. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "qgraphicsproxywidget.h" +#include "private/qgraphicswidget_p.h" + +#if !defined(QT_NO_GRAPHICSVIEW) || (QT_EDITION & QT_MODULE_GRAPHICSVIEW) != QT_MODULE_GRAPHICSVIEW + +QT_BEGIN_NAMESPACE + +class QGraphicsProxyWidgetPrivate : public QGraphicsWidgetPrivate +{ + Q_DECLARE_PUBLIC(QGraphicsProxyWidget) +public: + QGraphicsProxyWidgetPrivate() + : dragDropWidget(0), + posChangeMode(NoMode), + sizeChangeMode(NoMode), + visibleChangeMode(NoMode), + enabledChangeMode(NoMode), + styleChangeMode(NoMode), + paletteChangeMode(NoMode), + tooltipChangeMode(NoMode), + focusFromWidgetToProxy(0) + { } + void init(); + void sendWidgetMouseEvent(QGraphicsSceneMouseEvent *event); + void sendWidgetMouseEvent(QGraphicsSceneHoverEvent *event); + void sendWidgetKeyEvent(QKeyEvent *event); + void setWidget_helper(QWidget *widget, bool autoShow); + + QWidget *findFocusChild(QWidget *child, bool next) const; + void removeSubFocusHelper(QWidget *widget, Qt::FocusReason reason); + + // ### Qt 5: Remove. Workaround for reimplementation added after Qt 4.4. + QVariant inputMethodQueryHelper(Qt::InputMethodQuery query) const; + + void _q_removeWidgetSlot(); + + void embedSubWindow(QWidget *); + void unembedSubWindow(QWidget *); + + bool isProxyWidget() const; + + QPointer<QWidget> widget; + QPointer<QWidget> lastWidgetUnderMouse; + QPointer<QWidget> embeddedMouseGrabber; + QWidget *dragDropWidget; + Qt::DropAction lastDropAction; + + void updateWidgetGeometryFromProxy(); + void updateProxyGeometryFromWidget(); + + void updateProxyInputMethodAcceptanceFromWidget(); + + QPointF mapToReceiver(const QPointF &pos, const QWidget *receiver) const; + + enum ChangeMode { + NoMode, + ProxyToWidgetMode, + WidgetToProxyMode + }; + quint32 posChangeMode : 2; + quint32 sizeChangeMode : 2; + quint32 visibleChangeMode : 2; + quint32 enabledChangeMode : 2; + quint32 styleChangeMode : 2; + quint32 paletteChangeMode : 2; + quint32 tooltipChangeMode : 2; + quint32 focusFromWidgetToProxy : 1; + quint32 proxyIsGivingFocus : 1; +}; + +QT_END_NAMESPACE + +#endif + +#endif |