diff options
author | Lars Knoll <lars.knoll@nokia.com> | 2011-05-07 00:02:01 +0200 |
---|---|---|
committer | Lars Knoll <lars.knoll@nokia.com> | 2011-05-07 00:02:01 +0200 |
commit | f67b8df3ebdba2d398b9cce686b7c644adffff08 (patch) | |
tree | 062dd469f7cf8daa01a32d3e7b767b8fbdb7573a /src/widgets/widgets/qabstractslider_p.h | |
parent | 32ce4fe9e6a94e77828e976776cf08da85254ff2 (diff) |
library split
Diffstat (limited to 'src/widgets/widgets/qabstractslider_p.h')
-rw-r--r-- | src/widgets/widgets/qabstractslider_p.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/src/widgets/widgets/qabstractslider_p.h b/src/widgets/widgets/qabstractslider_p.h new file mode 100644 index 0000000000..8887b47b47 --- /dev/null +++ b/src/widgets/widgets/qabstractslider_p.h @@ -0,0 +1,147 @@ +/**************************************************************************** +** +** 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. +** +** +** +** +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QABSTRACTSLIDER_P_H +#define QABSTRACTSLIDER_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include "QtCore/qbasictimer.h" +#include "QtCore/qelapsedtimer.h" +#include "private/qwidget_p.h" +#include "qstyle.h" + +QT_BEGIN_NAMESPACE + +class QAbstractSliderPrivate : public QWidgetPrivate +{ + Q_DECLARE_PUBLIC(QAbstractSlider) +public: + QAbstractSliderPrivate(); + ~QAbstractSliderPrivate(); + + void setSteps(int single, int page); + + int minimum, maximum, pageStep, value, position, pressValue; + + /** + * Call effectiveSingleStep() when changing the slider value. + */ + int singleStep; + + float offset_accumulated; + uint tracking : 1; + uint blocktracking :1; + uint pressed : 1; + uint invertedAppearance : 1; + uint invertedControls : 1; + Qt::Orientation orientation; + + QBasicTimer repeatActionTimer; + int repeatActionTime; + QAbstractSlider::SliderAction repeatAction; + +#ifdef QT_KEYPAD_NAVIGATION + int origValue; + + /** + */ + bool isAutoRepeating; + + /** + * When we're auto repeating, we multiply singleStep with this value to + * get our effective step. + */ + qreal repeatMultiplier; + + /** + * The time of when the first auto repeating key press event occurs. + */ + QElapsedTimer firstRepeat; + +#endif + + inline int effectiveSingleStep() const + { + return singleStep +#ifdef QT_KEYPAD_NAVIGATION + * repeatMultiplier +#endif + ; + } + + virtual int bound(int val) const { return qMax(minimum, qMin(maximum, val)); } + inline int overflowSafeAdd(int add) const + { + int newValue = value + add; + if (add > 0 && newValue < value) + newValue = maximum; + else if (add < 0 && newValue > value) + newValue = minimum; + return newValue; + } + inline void setAdjustedSliderPosition(int position) + { + Q_Q(QAbstractSlider); + if (q->style()->styleHint(QStyle::SH_Slider_StopMouseOverSlider, 0, q)) { + if ((position > pressValue - 2 * pageStep) && (position < pressValue + 2 * pageStep)) { + repeatAction = QAbstractSlider::SliderNoAction; + q->setSliderPosition(pressValue); + return; + } + } + q->triggerAction(repeatAction); + } + bool scrollByDelta(Qt::Orientation orientation, Qt::KeyboardModifiers modifiers, int delta); +}; + +QT_END_NAMESPACE + +#endif // QABSTRACTSLIDER_P_H |