1 | // Copyright (C) 2016 The Qt Company Ltd. |
2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
3 | |
4 | #ifndef QTABLEWIDGET_P_H |
5 | #define QTABLEWIDGET_P_H |
6 | |
7 | // |
8 | // W A R N I N G |
9 | // ------------- |
10 | // |
11 | // This file is not part of the Qt API. This header file may change |
12 | // from version to version without notice, or even be removed. |
13 | // |
14 | // We mean it. |
15 | // |
16 | |
17 | #include <QtWidgets/private/qtwidgetsglobal_p.h> |
18 | #include <qheaderview.h> |
19 | #include <qtablewidget.h> |
20 | #include <qabstractitemmodel.h> |
21 | #include <private/qabstractitemmodel_p.h> |
22 | #include <private/qtableview_p.h> |
23 | #include <private/qwidgetitemdata_p.h> |
24 | |
25 | #include <array> |
26 | |
27 | QT_REQUIRE_CONFIG(tablewidget); |
28 | |
29 | QT_BEGIN_NAMESPACE |
30 | |
31 | class QTableWidgetMimeData : public QMimeData |
32 | { |
33 | Q_OBJECT |
34 | public: |
35 | QList<QTableWidgetItem*> items; |
36 | }; |
37 | |
38 | class QTableModelLessThan |
39 | { |
40 | public: |
41 | inline bool operator()(QTableWidgetItem *i1, QTableWidgetItem *i2) const |
42 | { return (*i1 < *i2); } |
43 | }; |
44 | |
45 | class QTableModelGreaterThan |
46 | { |
47 | public: |
48 | inline bool operator()(QTableWidgetItem *i1, QTableWidgetItem *i2) const |
49 | { return (*i2 < *i1); } |
50 | }; |
51 | |
52 | class QTableModel : public QAbstractTableModel |
53 | { |
54 | Q_OBJECT |
55 | friend class QTableWidget; |
56 | |
57 | public: |
58 | QTableModel(int rows, int columns, QTableWidget *parent); |
59 | ~QTableModel(); |
60 | |
61 | bool insertRows(int row, int count = 1, const QModelIndex &parent = QModelIndex()) override; |
62 | bool insertColumns(int column, int count = 1, const QModelIndex &parent = QModelIndex()) override; |
63 | |
64 | bool removeRows(int row, int count = 1, const QModelIndex &parent = QModelIndex()) override; |
65 | bool removeColumns(int column, int count = 1, const QModelIndex &parent = QModelIndex()) override; |
66 | |
67 | bool moveRows(const QModelIndex &sourceParent, int sourceRow, int count, const QModelIndex &destinationParent, int destinationChild) override; |
68 | |
69 | void setItem(int row, int column, QTableWidgetItem *item); |
70 | QTableWidgetItem *takeItem(int row, int column); |
71 | QTableWidgetItem *item(int row, int column) const; |
72 | QTableWidgetItem *item(const QModelIndex &index) const; |
73 | void removeItem(QTableWidgetItem *item); |
74 | |
75 | void (int section, QTableWidgetItem *item); |
76 | void (int section, QTableWidgetItem *item); |
77 | QTableWidgetItem *(int section); |
78 | QTableWidgetItem *(int section); |
79 | QTableWidgetItem *(int section); |
80 | QTableWidgetItem *(int section); |
81 | |
82 | QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override |
83 | { return QAbstractTableModel::index(row, column, parent); } |
84 | |
85 | QModelIndex index(const QTableWidgetItem *item) const; |
86 | |
87 | void setRowCount(int rows); |
88 | void setColumnCount(int columns); |
89 | |
90 | int rowCount(const QModelIndex &parent = QModelIndex()) const override; |
91 | int columnCount(const QModelIndex &parent = QModelIndex()) const override; |
92 | |
93 | QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override; |
94 | bool setData(const QModelIndex &index, const QVariant &value, int role) override; |
95 | bool setItemData(const QModelIndex &index, const QMap<int, QVariant> &roles) override; |
96 | bool clearItemData(const QModelIndex &index) override; |
97 | |
98 | QMap<int, QVariant> itemData(const QModelIndex &index) const override; |
99 | |
100 | QVariant (int section, Qt::Orientation orientation, int role) const override; |
101 | bool (int section, Qt::Orientation orientation, const QVariant &value, int role) override; |
102 | |
103 | Qt::ItemFlags flags(const QModelIndex &index) const override; |
104 | |
105 | void sort(int column, Qt::SortOrder order) override; |
106 | static bool itemLessThan(const QPair<QTableWidgetItem*,int> &left, |
107 | const QPair<QTableWidgetItem*,int> &right); |
108 | static bool itemGreaterThan(const QPair<QTableWidgetItem*,int> &left, |
109 | const QPair<QTableWidgetItem*,int> &right); |
110 | |
111 | void ensureSorted(int column, Qt::SortOrder order, int start, int end); |
112 | QList<QTableWidgetItem *> columnItems(int column) const; |
113 | void updateRowIndexes(QModelIndexList &indexes, int movedFromRow, int movedToRow); |
114 | static QList<QTableWidgetItem *>::iterator |
115 | sortedInsertionIterator(const QList<QTableWidgetItem *>::iterator &begin, |
116 | const QList<QTableWidgetItem *>::iterator &end, Qt::SortOrder order, |
117 | QTableWidgetItem *item); |
118 | |
119 | bool isValid(const QModelIndex &index) const; |
120 | inline long tableIndex(int row, int column) const |
121 | { return (row * horizontalHeaderItems.size()) + column; } |
122 | |
123 | void clear(); |
124 | void clearContents(); |
125 | void itemChanged(QTableWidgetItem *item, const QList<int> &roles = QList<int>()); |
126 | |
127 | QTableWidgetItem *createItem() const; |
128 | const QTableWidgetItem *itemPrototype() const; |
129 | void setItemPrototype(const QTableWidgetItem *item); |
130 | |
131 | // dnd |
132 | QStringList mimeTypes() const override; |
133 | QMimeData *mimeData(const QModelIndexList &indexes) const override; |
134 | bool dropMimeData(const QMimeData *data, Qt::DropAction action, |
135 | int row, int column, const QModelIndex &parent) override; |
136 | Qt::DropActions supportedDropActions() const override; |
137 | |
138 | QMimeData *internalMimeData() const; |
139 | |
140 | private: |
141 | const QTableWidgetItem *prototype; |
142 | QList<QTableWidgetItem *> tableItems; |
143 | QList<QTableWidgetItem *> ; |
144 | QList<QTableWidgetItem *> ; |
145 | |
146 | // A cache must be mutable if get-functions should have const modifiers |
147 | mutable QModelIndexList cachedIndexes; |
148 | }; |
149 | |
150 | class QTableWidgetPrivate : public QTableViewPrivate |
151 | { |
152 | Q_DECLARE_PUBLIC(QTableWidget) |
153 | public: |
154 | QTableWidgetPrivate() : QTableViewPrivate() {} |
155 | inline QTableModel *tableModel() const { return qobject_cast<QTableModel*>(object: model); } |
156 | void setup(); |
157 | void clearConnections(); |
158 | |
159 | // view signals |
160 | void emitItemPressed(const QModelIndex &index); |
161 | void emitItemClicked(const QModelIndex &index); |
162 | void emitItemDoubleClicked(const QModelIndex &index); |
163 | void emitItemActivated(const QModelIndex &index); |
164 | void emitItemEntered(const QModelIndex &index); |
165 | // model signals |
166 | void emitItemChanged(const QModelIndex &index); |
167 | // selection signals |
168 | void emitCurrentItemChanged(const QModelIndex &previous, const QModelIndex ¤t); |
169 | // sorting |
170 | void sort(); |
171 | void dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight); |
172 | |
173 | std::array<QMetaObject::Connection, 10> connections; |
174 | }; |
175 | |
176 | class QTableWidgetItemPrivate |
177 | { |
178 | public: |
179 | QTableWidgetItemPrivate(QTableWidgetItem *item) : q(item), id(-1), headerItem(false) {} |
180 | QTableWidgetItem *q; |
181 | int id; |
182 | bool ; // Qt 7 TODO: inline this stuff in the public class. |
183 | }; |
184 | |
185 | QT_END_NAMESPACE |
186 | |
187 | #endif // QTABLEWIDGET_P_H |
188 | |