/**************************************************************************** | |
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
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** Contact: Nokia Corporation (qt-info@nokia.com) | |
** | |
** This file is part of the QtGui module of the Qt Toolkit. | |
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** $QT_BEGIN_LICENSE:LGPL$ | |
** GNU Lesser General Public License Usage | |
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** 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 | |
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** file. Please review the following information to ensure the GNU General | |
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** $QT_END_LICENSE$ | |
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****************************************************************************/ | |
#ifndef QTABLEWIDGET_P_H | |
#define QTABLEWIDGET_P_H | |
// | |
// W A R N I N G | |
// ------------- | |
// | |
// This file is not part of the Qt API. This header file may change | |
// from version to version without notice, or even be removed. | |
// | |
// We mean it. | |
// | |
#include <qheaderview.h> | |
#include <qtablewidget.h> | |
#include <qabstractitemmodel.h> | |
#include <private/qabstractitemmodel_p.h> | |
#include <private/qtableview_p.h> | |
#include <private/qwidgetitemdata_p.h> | |
#ifndef QT_NO_TABLEWIDGET | |
QT_BEGIN_NAMESPACE | |
// workaround for VC++ 6.0 linker bug | |
typedef bool(*LessThan)(const QPair<QTableWidgetItem*,int>&,const QPair<QTableWidgetItem*,int>&); | |
class QTableWidgetMimeData : public QMimeData | |
{ | |
Q_OBJECT | |
public: | |
QList<QTableWidgetItem*> items; | |
}; | |
class QTableModelLessThan | |
{ | |
public: | |
inline bool operator()(QTableWidgetItem *i1, QTableWidgetItem *i2) const | |
{ return (*i1 < *i2); } | |
}; | |
class QTableModelGreaterThan | |
{ | |
public: | |
inline bool operator()(QTableWidgetItem *i1, QTableWidgetItem *i2) const | |
{ return (*i2 < *i1); } | |
}; | |
class QTableModel : public QAbstractTableModel | |
{ | |
Q_OBJECT | |
public: | |
enum ItemFlagsExtension { | |
ItemIsHeaderItem = 128 | |
}; // we need this to separate header items from other items | |
QTableModel(int rows, int columns, QTableWidget *parent); | |
~QTableModel(); | |
bool insertRows(int row, int count = 1, const QModelIndex &parent = QModelIndex()); | |
bool insertColumns(int column, int count = 1, const QModelIndex &parent = QModelIndex()); | |
bool removeRows(int row, int count = 1, const QModelIndex &parent = QModelIndex()); | |
bool removeColumns(int column, int count = 1, const QModelIndex &parent = QModelIndex()); | |
void setItem(int row, int column, QTableWidgetItem *item); | |
QTableWidgetItem *takeItem(int row, int column); | |
QTableWidgetItem *item(int row, int column) const; | |
QTableWidgetItem *item(const QModelIndex &index) const; | |
void removeItem(QTableWidgetItem *item); | |
void setHorizontalHeaderItem(int section, QTableWidgetItem *item); | |
void setVerticalHeaderItem(int section, QTableWidgetItem *item); | |
QTableWidgetItem *takeHorizontalHeaderItem(int section); | |
QTableWidgetItem *takeVerticalHeaderItem(int section); | |
QTableWidgetItem *horizontalHeaderItem(int section); | |
QTableWidgetItem *verticalHeaderItem(int section); | |
QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const | |
{ return QAbstractTableModel::index(row, column, parent); } | |
QModelIndex index(const QTableWidgetItem *item) const; | |
void setRowCount(int rows); | |
void setColumnCount(int columns); | |
int rowCount(const QModelIndex &parent = QModelIndex()) const; | |
int columnCount(const QModelIndex &parent = QModelIndex()) const; | |
QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; | |
bool setData(const QModelIndex &index, const QVariant &value, int role); | |
bool setItemData(const QModelIndex &index, const QMap<int, QVariant> &roles); | |
QMap<int, QVariant> itemData(const QModelIndex &index) const; | |
QVariant headerData(int section, Qt::Orientation orientation, int role) const; | |
bool setHeaderData(int section, Qt::Orientation orientation, const QVariant &value, int role); | |
Qt::ItemFlags flags(const QModelIndex &index) const; | |
void sort(int column, Qt::SortOrder order); | |
static bool itemLessThan(const QPair<QTableWidgetItem*,int> &left, | |
const QPair<QTableWidgetItem*,int> &right); | |
static bool itemGreaterThan(const QPair<QTableWidgetItem*,int> &left, | |
const QPair<QTableWidgetItem*,int> &right); | |
void ensureSorted(int column, Qt::SortOrder order, int start, int end); | |
QVector<QTableWidgetItem*> columnItems(int column) const; | |
void updateRowIndexes(QModelIndexList &indexes, int movedFromRow, int movedToRow); | |
static QVector<QTableWidgetItem*>::iterator sortedInsertionIterator( | |
const QVector<QTableWidgetItem*>::iterator &begin, | |
const QVector<QTableWidgetItem*>::iterator &end, | |
Qt::SortOrder order, QTableWidgetItem *item); | |
bool isValid(const QModelIndex &index) const; | |
inline long tableIndex(int row, int column) const | |
{ return (row * horizontalHeaderItems.count()) + column; } | |
void clear(); | |
void clearContents(); | |
void itemChanged(QTableWidgetItem *item); | |
QTableWidgetItem *createItem() const; | |
const QTableWidgetItem *itemPrototype() const; | |
void setItemPrototype(const QTableWidgetItem *item); | |
// dnd | |
QStringList mimeTypes() const; | |
QMimeData *mimeData(const QModelIndexList &indexes) const; | |
bool dropMimeData(const QMimeData *data, Qt::DropAction action, | |
int row, int column, const QModelIndex &parent); | |
Qt::DropActions supportedDropActions() const; | |
QMimeData *internalMimeData() const; | |
private: | |
const QTableWidgetItem *prototype; | |
QVector<QTableWidgetItem*> tableItems; | |
QVector<QTableWidgetItem*> verticalHeaderItems; | |
QVector<QTableWidgetItem*> horizontalHeaderItems; | |
// A cache must be mutable if get-functions should have const modifiers | |
mutable QModelIndexList cachedIndexes; | |
}; | |
class QTableWidgetPrivate : public QTableViewPrivate | |
{ | |
Q_DECLARE_PUBLIC(QTableWidget) | |
public: | |
QTableWidgetPrivate() : QTableViewPrivate() {} | |
inline QTableModel *tableModel() const { return qobject_cast<QTableModel*>(model); } | |
void setup(); | |
// view signals | |
void _q_emitItemPressed(const QModelIndex &index); | |
void _q_emitItemClicked(const QModelIndex &index); | |
void _q_emitItemDoubleClicked(const QModelIndex &index); | |
void _q_emitItemActivated(const QModelIndex &index); | |
void _q_emitItemEntered(const QModelIndex &index); | |
// model signals | |
void _q_emitItemChanged(const QModelIndex &index); | |
// selection signals | |
void _q_emitCurrentItemChanged(const QModelIndex &previous, const QModelIndex ¤t); | |
// sorting | |
void _q_sort(); | |
void _q_dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight); | |
}; | |
class QTableWidgetItemPrivate | |
{ | |
public: | |
QTableWidgetItemPrivate(QTableWidgetItem *item) : q(item), id(-1) {} | |
QTableWidgetItem *q; | |
int id; | |
}; | |
QT_END_NAMESPACE | |
#endif // QT_NO_TABLEWIDGET | |
#endif // QTABLEWIDGET_P_H |