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authorQt by Nokia <qt-info@nokia.com>2011-04-27 12:05:43 +0200
committeraxis <qt-info@nokia.com>2011-04-27 12:05:43 +0200
commit38be0d13830efd2d98281c645c3a60afe05ffece (patch)
tree6ea73f3ec77f7d153333779883e8120f82820abe /src/gui/statemachine/qbasicmouseeventtransition.cpp
Initial import from the monolithic Qt.
This is the beginning of revision history for this module. If you want to look at revision history older than this, please refer to the Qt Git wiki for how to use Git history grafting. At the time of writing, this wiki is located here: http://qt.gitorious.org/qt/pages/GitIntroductionWithQt If you have already performed the grafting and you don't see any history beyond this commit, try running "git log" with the "--follow" argument. Branched from the monolithic repo, Qt master branch, at commit 896db169ea224deb96c59ce8af800d019de63f12
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+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 "qbasicmouseeventtransition_p.h"
+
+#ifndef QT_NO_STATEMACHINE
+
+#include <QtGui/qevent.h>
+#include <QtGui/qpainterpath.h>
+#include <qdebug.h>
+#include <private/qabstracttransition_p.h>
+
+QT_BEGIN_NAMESPACE
+
+/*!
+ \internal
+ \class QBasicMouseEventTransition
+ \since 4.6
+ \ingroup statemachine
+
+ \brief The QBasicMouseEventTransition class provides a transition for Qt mouse events.
+*/
+
+class QBasicMouseEventTransitionPrivate : public QAbstractTransitionPrivate
+{
+ Q_DECLARE_PUBLIC(QBasicMouseEventTransition)
+public:
+ QBasicMouseEventTransitionPrivate();
+
+ static QBasicMouseEventTransitionPrivate *get(QBasicMouseEventTransition *q);
+
+ QEvent::Type eventType;
+ Qt::MouseButton button;
+ Qt::KeyboardModifiers modifierMask;
+ QPainterPath path;
+};
+
+QBasicMouseEventTransitionPrivate::QBasicMouseEventTransitionPrivate()
+{
+ eventType = QEvent::None;
+ button = Qt::NoButton;
+}
+
+QBasicMouseEventTransitionPrivate *QBasicMouseEventTransitionPrivate::get(QBasicMouseEventTransition *q)
+{
+ return q->d_func();
+}
+
+/*!
+ Constructs a new mouse event transition with the given \a sourceState.
+*/
+QBasicMouseEventTransition::QBasicMouseEventTransition(QState *sourceState)
+ : QAbstractTransition(*new QBasicMouseEventTransitionPrivate, sourceState)
+{
+}
+
+/*!
+ Constructs a new mouse event transition for events of the given \a type.
+*/
+QBasicMouseEventTransition::QBasicMouseEventTransition(QEvent::Type type,
+ Qt::MouseButton button,
+ QState *sourceState)
+ : QAbstractTransition(*new QBasicMouseEventTransitionPrivate, sourceState)
+{
+ Q_D(QBasicMouseEventTransition);
+ d->eventType = type;
+ d->button = button;
+}
+
+/*!
+ Destroys this mouse event transition.
+*/
+QBasicMouseEventTransition::~QBasicMouseEventTransition()
+{
+}
+
+/*!
+ Returns the event type that this mouse event transition is associated with.
+*/
+QEvent::Type QBasicMouseEventTransition::eventType() const
+{
+ Q_D(const QBasicMouseEventTransition);
+ return d->eventType;
+}
+
+/*!
+ Sets the event \a type that this mouse event transition is associated with.
+*/
+void QBasicMouseEventTransition::setEventType(QEvent::Type type)
+{
+ Q_D(QBasicMouseEventTransition);
+ d->eventType = type;
+}
+
+/*!
+ Returns the button that this mouse event transition checks for.
+*/
+Qt::MouseButton QBasicMouseEventTransition::button() const
+{
+ Q_D(const QBasicMouseEventTransition);
+ return d->button;
+}
+
+/*!
+ Sets the button that this mouse event transition will check for.
+*/
+void QBasicMouseEventTransition::setButton(Qt::MouseButton button)
+{
+ Q_D(QBasicMouseEventTransition);
+ d->button = button;
+}
+
+/*!
+ Returns the keyboard modifier mask that this mouse event transition checks
+ for.
+*/
+Qt::KeyboardModifiers QBasicMouseEventTransition::modifierMask() const
+{
+ Q_D(const QBasicMouseEventTransition);
+ return d->modifierMask;
+}
+
+/*!
+ Sets the keyboard modifier mask that this mouse event transition will check
+ for.
+*/
+void QBasicMouseEventTransition::setModifierMask(Qt::KeyboardModifiers modifierMask)
+{
+ Q_D(QBasicMouseEventTransition);
+ d->modifierMask = modifierMask;
+}
+
+/*!
+ Returns the hit test path for this mouse event transition.
+*/
+QPainterPath QBasicMouseEventTransition::hitTestPath() const
+{
+ Q_D(const QBasicMouseEventTransition);
+ return d->path;
+}
+
+/*!
+ Sets the hit test path for this mouse event transition.
+*/
+void QBasicMouseEventTransition::setHitTestPath(const QPainterPath &path)
+{
+ Q_D(QBasicMouseEventTransition);
+ d->path = path;
+}
+
+/*!
+ \reimp
+*/
+bool QBasicMouseEventTransition::eventTest(QEvent *event)
+{
+ Q_D(const QBasicMouseEventTransition);
+ if (event->type() == d->eventType) {
+ QMouseEvent *me = static_cast<QMouseEvent*>(event);
+ return (me->button() == d->button)
+ && ((me->modifiers() & d->modifierMask) == d->modifierMask)
+ && (d->path.isEmpty() || d->path.contains(me->pos()));
+ }
+ return false;
+}
+
+/*!
+ \reimp
+*/
+void QBasicMouseEventTransition::onTransition(QEvent *)
+{
+}
+
+QT_END_NAMESPACE
+
+#endif //QT_NO_STATEMACHINE