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Diffstat (limited to 'src/qml/util/qqmllistcompositor_p.h')
| -rw-r--r-- | src/qml/util/qqmllistcompositor_p.h | 372 |
1 files changed, 0 insertions, 372 deletions
diff --git a/src/qml/util/qqmllistcompositor_p.h b/src/qml/util/qqmllistcompositor_p.h deleted file mode 100644 index 172040559c..0000000000 --- a/src/qml/util/qqmllistcompositor_p.h +++ /dev/null @@ -1,372 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtQml module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QQMLLISTCOMPOSITOR_P_H -#define QQMLLISTCOMPOSITOR_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/qglobal.h> -#include <QtCore/qvector.h> - -#include <private/qqmlchangeset_p.h> - -#include <QtCore/qdebug.h> - -QT_BEGIN_NAMESPACE - -class Q_AUTOTEST_EXPORT QQmlListCompositor -{ -public: - enum { MinimumGroupCount = 3, MaximumGroupCount = 11 }; - - enum Group - { - Cache = 0, - Default = 1, - Persisted = 2 - }; - - enum Flag - { - CacheFlag = 1 << Cache, - DefaultFlag = 1 << Default, - PersistedFlag = 1 << Persisted, - PrependFlag = 0x10000000, - AppendFlag = 0x20000000, - UnresolvedFlag = 0x40000000, - MovedFlag = 0x80000000, - GroupMask = ~(PrependFlag | AppendFlag | UnresolvedFlag | MovedFlag | CacheFlag) - }; - - class Range - { - public: - Range() : next(this), previous(this) {} - Range(Range *next, void *list, int index, int count, uint flags) - : next(next), previous(next->previous), list(list), index(index), count(count), flags(flags) { - next->previous = this; previous->next = this; } - - Range *next; - Range *previous; - void *list = nullptr; - int index = 0; - int count = 0; - uint flags = 0; - - inline int start() const { return index; } - inline int end() const { return index + count; } - - inline int groups() const { return flags & GroupMask; } - - inline bool inGroup() const { return flags & GroupMask; } - inline bool inCache() const { return flags & CacheFlag; } - inline bool inGroup(int group) const { return flags & (1 << group); } - inline bool isUnresolved() const { return flags & UnresolvedFlag; } - - inline bool prepend() const { return flags & PrependFlag; } - inline bool append() const { return flags & AppendFlag; } - }; - - class Q_AUTOTEST_EXPORT iterator - { - public: - inline iterator(); - inline iterator(const iterator &it); - inline iterator(Range *range, int offset, Group group, int groupCount); - inline ~iterator() {} - - bool operator ==(const iterator &it) const { return range == it.range && offset == it.offset; } - bool operator !=(const iterator &it) const { return range != it.range || offset != it.offset; } - - bool operator ==(Group group) const { return range->flags & (1 << group); } - bool operator !=(Group group) const { return !(range->flags & (1 << group)); } - - Range *&operator *() { return range; } - Range * const &operator *() const { return range; } - Range *operator ->() { return range; } - const Range *operator ->() const { return range; } - - iterator &operator +=(int difference); - - template<typename T> T *list() const { return static_cast<T *>(range->list); } - int modelIndex() const { return range->index + offset; } - - void incrementIndexes(int difference) { incrementIndexes(difference, range->flags); } - void decrementIndexes(int difference) { decrementIndexes(difference, range->flags); } - - inline void incrementIndexes(int difference, uint flags); - inline void decrementIndexes(int difference, uint flags); - - void setGroup(Group g) { group = g; groupFlag = 1 << g; } - - Range *range = nullptr; - int offset = 0; - Group group = Default; - int groupFlag; - int groupCount = 0; - union { - struct { - int cacheIndex; - }; - int index[MaximumGroupCount]; - }; - }; - - class Q_AUTOTEST_EXPORT insert_iterator : public iterator - { - public: - inline insert_iterator() {} - inline insert_iterator(const iterator &it) : iterator(it) {} - inline insert_iterator(Range *, int, Group, int); - inline ~insert_iterator() {} - - insert_iterator &operator +=(int difference); - }; - - struct Change - { - inline Change() {} - inline Change(const iterator &it, int count, uint flags, int moveId = -1); - int count; - uint flags; - int moveId; - union { - struct { - int cacheIndex; - }; - int index[MaximumGroupCount]; - }; - - inline bool isMove() const { return moveId >= 0; } - inline bool inCache() const { return flags & CacheFlag; } - inline bool inGroup() const { return flags & GroupMask; } - inline bool inGroup(int group) const { return flags & (CacheFlag << group); } - - inline int groups() const { return flags & GroupMask; } - }; - - struct Insert : public Change - { - Insert() {} - Insert(const iterator &it, int count, uint flags, int moveId = -1) - : Change(it, count, flags, moveId) {} - }; - - struct Remove : public Change - { - Remove() {} - Remove(const iterator &it, int count, uint flags, int moveId = -1) - : Change(it, count, flags, moveId) {} - }; - - QQmlListCompositor(); - ~QQmlListCompositor(); - - int defaultGroups() const { return m_defaultFlags & ~PrependFlag; } - void setDefaultGroups(int groups) { m_defaultFlags = groups | PrependFlag; } - void setDefaultGroup(Group group) { m_defaultFlags |= (1 << group); } - void clearDefaultGroup(Group group) { m_defaultFlags &= ~(1 << group); } - void setRemoveGroups(int groups) { m_removeFlags = PrependFlag | AppendFlag | groups; } - void setGroupCount(int count); - - int count(Group group) const; - iterator find(Group group, int index); - iterator find(Group group, int index) const; - insert_iterator findInsertPosition(Group group, int index); - - const iterator &end() { return m_end; } - - void append(void *list, int index, int count, uint flags, QVector<Insert> *inserts = nullptr); - void insert(Group group, int before, void *list, int index, int count, uint flags, QVector<Insert> *inserts = nullptr); - iterator insert(iterator before, void *list, int index, int count, uint flags, QVector<Insert> *inserts = nullptr); - - void setFlags(Group fromGroup, int from, int count, Group group, int flags, QVector<Insert> *inserts = nullptr); - void setFlags(iterator from, int count, Group group, uint flags, QVector<Insert> *inserts = nullptr); - void setFlags(Group fromGroup, int from, int count, uint flags, QVector<Insert> *inserts = nullptr) { - setFlags(fromGroup, from, count, fromGroup, flags, inserts); } - void setFlags(const iterator from, int count, uint flags, QVector<Insert> *inserts = nullptr) { - setFlags(from, count, from.group, flags, inserts); } - - void clearFlags(Group fromGroup, int from, int count, Group group, uint flags, QVector<Remove> *removals = nullptr); - void clearFlags(iterator from, int count, Group group, uint flags, QVector<Remove> *removals = nullptr); - void clearFlags(Group fromGroup, int from, int count, uint flags, QVector<Remove> *removals = nullptr) { - clearFlags(fromGroup, from, count, fromGroup, flags, removals); } - void clearFlags(const iterator &from, int count, uint flags, QVector<Remove> *removals = nullptr) { - clearFlags(from, count, from.group, flags, removals); } - - bool verifyMoveTo(Group fromGroup, int from, Group toGroup, int to, int count, Group group) const; - - void move( - Group fromGroup, - int from, - Group toGroup, - int to, - int count, - Group group, - QVector<Remove> *removals = nullptr, - QVector<Insert> *inserts = nullptr); - void clear(); - - void listItemsInserted(void *list, int index, int count, QVector<Insert> *inserts); - void listItemsRemoved(void *list, int index, int count, QVector<Remove> *removals); - void listItemsMoved(void *list, int from, int to, int count, QVector<Remove> *removals, QVector<Insert> *inserts); - void listItemsChanged(void *list, int index, int count, QVector<Change> *changes); - - void transition( - Group from, - Group to, - QVector<QQmlChangeSet::Change> *removes, - QVector<QQmlChangeSet::Change> *inserts); - -private: - Range m_ranges; - iterator m_end; - iterator m_cacheIt; - int m_groupCount; - int m_defaultFlags; - int m_removeFlags; - int m_moveId; - - inline Range *insert(Range *before, void *list, int index, int count, uint flags); - inline Range *erase(Range *range); - - struct MovedFlags - { - MovedFlags() {} - MovedFlags(int moveId, uint flags) : moveId(moveId), flags(flags) {} - - int moveId; - uint flags; - }; - - void listItemsRemoved( - QVector<Remove> *translatedRemovals, - void *list, - QVector<QQmlChangeSet::Change> *removals, - QVector<QQmlChangeSet::Change> *insertions = nullptr, - QVector<MovedFlags> *movedFlags = nullptr); - void listItemsInserted( - QVector<Insert> *translatedInsertions, - void *list, - const QVector<QQmlChangeSet::Change> &insertions, - const QVector<MovedFlags> *movedFlags = nullptr); - void listItemsChanged( - QVector<Change> *translatedChanges, - void *list, - const QVector<QQmlChangeSet::Change> &changes); - - friend Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor &list); -}; - -Q_DECLARE_TYPEINFO(QQmlListCompositor::Change, Q_PRIMITIVE_TYPE); -Q_DECLARE_TYPEINFO(QQmlListCompositor::Remove, Q_PRIMITIVE_TYPE); -Q_DECLARE_TYPEINFO(QQmlListCompositor::Insert, Q_PRIMITIVE_TYPE); - -inline QQmlListCompositor::iterator::iterator() {} -inline QQmlListCompositor::iterator::iterator(const iterator &it) - : range(it.range) - , offset(it.offset) - , group(it.group) - , groupFlag(it.groupFlag) - , groupCount(it.groupCount) -{ - for (int i = 0; i < groupCount; ++i) - index[i] = it.index[i]; -} - -inline QQmlListCompositor::iterator::iterator( - Range *range, int offset, Group group, int groupCount) - : range(range) - , offset(offset) - , group(group) - , groupFlag(1 << group) - , groupCount(groupCount) -{ - for (int i = 0; i < groupCount; ++i) - index[i] = 0; -} - -inline void QQmlListCompositor::iterator::incrementIndexes(int difference, uint flags) -{ - for (int i = 0; i < groupCount; ++i) { - if (flags & (1 << i)) - index[i] += difference; - } -} - -inline void QQmlListCompositor::iterator::decrementIndexes(int difference, uint flags) -{ - for (int i = 0; i < groupCount; ++i) { - if (flags & (1 << i)) - index[i] -= difference; - } -} - -inline QQmlListCompositor::insert_iterator::insert_iterator( - Range *range, int offset, Group group, int groupCount) - : iterator(range, offset, group, groupCount) {} - -inline QQmlListCompositor::Change::Change(const iterator &it, int count, uint flags, int moveId) - : count(count), flags(flags), moveId(moveId) -{ - for (int i = 0; i < MaximumGroupCount; ++i) - index[i] = it.index[i]; -} - -Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor::Group &group); -Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor::Range &range); -Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor::iterator &it); -Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor::Change &change); -Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor::Remove &remove); -Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor::Insert &insert); -Q_AUTOTEST_EXPORT QDebug operator <<(QDebug debug, const QQmlListCompositor &list); - -QT_END_NAMESPACE - -#endif |