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authorLars Knoll <lars.knoll@nokia.com>2011-05-07 00:02:01 +0200
committerLars Knoll <lars.knoll@nokia.com>2011-05-07 00:02:01 +0200
commitf67b8df3ebdba2d398b9cce686b7c644adffff08 (patch)
tree062dd469f7cf8daa01a32d3e7b767b8fbdb7573a /src/gui/kernel/qsizepolicy.h
parent32ce4fe9e6a94e77828e976776cf08da85254ff2 (diff)
library split
Diffstat (limited to 'src/gui/kernel/qsizepolicy.h')
-rw-r--r--src/gui/kernel/qsizepolicy.h244
1 files changed, 0 insertions, 244 deletions
diff --git a/src/gui/kernel/qsizepolicy.h b/src/gui/kernel/qsizepolicy.h
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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.
-**
-**
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#ifndef QSIZEPOLICY_H
-#define QSIZEPOLICY_H
-
-#include <QtCore/qobject.h>
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(Gui)
-
-class QVariant;
-
-class Q_GUI_EXPORT QSizePolicy
-{
- Q_GADGET
- Q_ENUMS(Policy)
-
-private:
- enum SizePolicyMasks {
- HSize = 4,
- HMask = 0x0f,
- VMask = HMask << HSize,
- CTShift = 9,
- CTSize = 5,
- CTMask = ((0x1 << CTSize) - 1) << CTShift,
- WFHShift = CTShift + CTSize,
- UnusedShift = WFHShift + 1,
- UnusedSize = 1
- };
-
-public:
- enum PolicyFlag {
- GrowFlag = 1,
- ExpandFlag = 2,
- ShrinkFlag = 4,
- IgnoreFlag = 8
- };
-
- enum Policy {
- Fixed = 0,
- Minimum = GrowFlag,
- Maximum = ShrinkFlag,
- Preferred = GrowFlag | ShrinkFlag,
- MinimumExpanding = GrowFlag | ExpandFlag,
- Expanding = GrowFlag | ShrinkFlag | ExpandFlag,
- Ignored = ShrinkFlag | GrowFlag | IgnoreFlag
- };
-
- enum ControlType {
- DefaultType = 0x00000001,
- ButtonBox = 0x00000002,
- CheckBox = 0x00000004,
- ComboBox = 0x00000008,
- Frame = 0x00000010,
- GroupBox = 0x00000020,
- Label = 0x00000040,
- Line = 0x00000080,
- LineEdit = 0x00000100,
- PushButton = 0x00000200,
- RadioButton = 0x00000400,
- Slider = 0x00000800,
- SpinBox = 0x00001000,
- TabWidget = 0x00002000,
- ToolButton = 0x00004000
- };
- Q_DECLARE_FLAGS(ControlTypes, ControlType)
-
- QSizePolicy() : data(0) { }
-
- // ### Qt 5: merge these two constructors (with type == DefaultType)
- QSizePolicy(Policy horizontal, Policy vertical)
- : data(horizontal | (vertical << HSize)) { }
- QSizePolicy(Policy horizontal, Policy vertical, ControlType type)
- : data(horizontal | (vertical << HSize)) { setControlType(type); }
-
- Policy horizontalPolicy() const { return static_cast<Policy>(data & HMask); }
- Policy verticalPolicy() const { return static_cast<Policy>((data & VMask) >> HSize); }
- ControlType controlType() const;
-
- void setHorizontalPolicy(Policy d) { data = (data & ~HMask) | d; }
- void setVerticalPolicy(Policy d) { data = (data & ~(HMask << HSize)) | (d << HSize); }
- void setControlType(ControlType type);
-
- Qt::Orientations expandingDirections() const {
- Qt::Orientations result;
- if (verticalPolicy() & ExpandFlag)
- result |= Qt::Vertical;
- if (horizontalPolicy() & ExpandFlag)
- result |= Qt::Horizontal;
- return result;
- }
-
- void setHeightForWidth(bool b) { data = b ? (data | (1 << 2*HSize)) : (data & ~(1 << 2*HSize)); }
- bool hasHeightForWidth() const { return data & (1 << 2*HSize); }
- void setWidthForHeight(bool b) { data = b ? (data | (1 << (WFHShift))) : (data & ~(1 << (WFHShift))); }
- bool hasWidthForHeight() const { return data & (1 << (WFHShift)); }
-
- bool operator==(const QSizePolicy& s) const { return data == s.data; }
- bool operator!=(const QSizePolicy& s) const { return data != s.data; }
- operator QVariant() const; // implemented in qabstractlayout.cpp
-
- int horizontalStretch() const { return data >> 24; }
- int verticalStretch() const { return (data >> 16) & 0xff; }
- void setHorizontalStretch(uchar stretchFactor) { data = (data&0x00ffffff) | (uint(stretchFactor)<<24); }
- void setVerticalStretch(uchar stretchFactor) { data = (data&0xff00ffff) | (uint(stretchFactor)<<16); }
-
- void transpose();
-
-#ifdef QT3_SUPPORT
- typedef Policy SizeType;
-#ifndef qdoc
- typedef Qt::Orientations ExpandData;
- enum {
- NoDirection = 0,
- Horizontally = 1,
- Vertically = 2,
- BothDirections = Horizontally | Vertically
- };
-#else
- enum ExpandData {
- NoDirection = 0x0,
- Horizontally = 0x1,
- Vertically = 0x2,
- BothDirections = 0x3
- };
-#endif // qdoc
-
- inline QT3_SUPPORT bool mayShrinkHorizontally() const
- { return horizontalPolicy() & ShrinkFlag; }
- inline QT3_SUPPORT bool mayShrinkVertically() const { return verticalPolicy() & ShrinkFlag; }
- inline QT3_SUPPORT bool mayGrowHorizontally() const { return horizontalPolicy() & GrowFlag; }
- inline QT3_SUPPORT bool mayGrowVertically() const { return verticalPolicy() & GrowFlag; }
- inline QT3_SUPPORT Qt::Orientations expanding() const { return expandingDirections(); }
-
- QT3_SUPPORT_CONSTRUCTOR QSizePolicy(Policy hor, Policy ver, bool hfw)
- : data(hor | (ver<<HSize) | (hfw ? (1U<<2*HSize) : 0)) { }
-
- QT3_SUPPORT_CONSTRUCTOR QSizePolicy(Policy hor, Policy ver, uchar hors, uchar vers, bool hfw = false)
- : data(hor | (ver<<HSize) | (hfw ? (1U<<2*HSize) : 0)) {
- setHorizontalStretch(hors);
- setVerticalStretch(vers);
- }
-
- inline QT3_SUPPORT Policy horData() const { return static_cast<Policy>(data & HMask); }
- inline QT3_SUPPORT Policy verData() const { return static_cast<Policy>((data & VMask) >> HSize); }
- inline QT3_SUPPORT void setHorData(Policy d) { setHorizontalPolicy(d); }
- inline QT3_SUPPORT void setVerData(Policy d) { setVerticalPolicy(d); }
-
- inline QT3_SUPPORT uint horStretch() const { return horizontalStretch(); }
- inline QT3_SUPPORT uint verStretch() const { return verticalStretch(); }
- inline QT3_SUPPORT void setHorStretch(uchar sf) { setHorizontalStretch(sf); }
- inline QT3_SUPPORT void setVerStretch(uchar sf) { setVerticalStretch(sf); }
-#endif
-
-private:
-#ifndef QT_NO_DATASTREAM
- friend Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QSizePolicy &);
- friend Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QSizePolicy &);
-#endif
- QSizePolicy(int i) : data(i) { }
-
- quint32 data;
-/* Qt5: Use bit flags instead, keep it here for improved readability for now.
- We can maybe change it for Qt4, but we'd have to be careful, since the behaviour
- is implementation defined. It usually varies between little- and big-endian compilers, but
- it might also not vary.
- quint32 horzPolicy : 4;
- quint32 vertPolicy : 4;
- quint32 hfw : 1;
- quint32 ctype : 5;
- quint32 wfh : 1;
- quint32 padding : 1; // we cannot use the highest bit
- quint32 verStretch : 8;
- quint32 horStretch : 8;
-*/
-
-};
-
-Q_DECLARE_OPERATORS_FOR_FLAGS(QSizePolicy::ControlTypes)
-
-#ifndef QT_NO_DATASTREAM
-// implemented in qlayout.cpp
-Q_GUI_EXPORT QDataStream &operator<<(QDataStream &, const QSizePolicy &);
-Q_GUI_EXPORT QDataStream &operator>>(QDataStream &, QSizePolicy &);
-#endif
-
-inline void QSizePolicy::transpose() {
- Policy hData = horizontalPolicy();
- Policy vData = verticalPolicy();
- uchar hStretch = uchar(horizontalStretch());
- uchar vStretch = uchar(verticalStretch());
- setHorizontalPolicy(vData);
- setVerticalPolicy(hData);
- setHorizontalStretch(vStretch);
- setVerticalStretch(hStretch);
-}
-
-QT_END_NAMESPACE
-
-QT_END_HEADER
-
-#endif // QSIZEPOLICY_H