qitemselectionmodel.cpp

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7bool QItemSelectionRange::intersects(const QItemSelectionRange &other) const-
8{-
9 return (isValid() && other.isValid()-
10 && parent() == other.parent()-
11 && model() == other.model()-
12 && ((top() <= other.top() && bottom() >= other.top())-
13 || (top() >= other.top() && top() <= other.bottom()))-
14 && ((left() <= other.left() && right() >= other.left())-
15 || (left() >= other.left() && left() <= other.right())));-
16}-
17QItemSelectionRange QItemSelectionRange::intersected(const QItemSelectionRange &other) const-
18{-
19 if (model() == other.model() && parent() == other.parent()) {-
20 QModelIndex topLeft = model()->index(qMax(top(), other.top()),-
21 qMax(left(), other.left()),-
22 other.parent());-
23 QModelIndex bottomRight = model()->index(qMin(bottom(), other.bottom()),-
24 qMin(right(), other.right()),-
25 other.parent());-
26 return QItemSelectionRange(topLeft, bottomRight);-
27 }-
28 return QItemSelectionRange();-
29}-
30static void rowLengthsFromRange(const QItemSelectionRange &range, QVector<QPair<QPersistentModelIndex, uint> > &result)-
31{-
32 if (range.isValid() && range.model()) {-
33 const QModelIndex topLeft = range.topLeft();-
34 const int bottom = range.bottom();-
35 const uint width = range.width();-
36 const int column = topLeft.column();-
37 for (int row = topLeft.row(); row <= bottom; ++row) {-
38-
39-
40-
41 result.push_back(qMakePair(QPersistentModelIndex(topLeft.sibling(row, column)), width));-
42 }-
43 }-
44}-
45-
46template<typename ModelIndexContainer>-
47static void indexesFromRange(const QItemSelectionRange &range, ModelIndexContainer &result)-
48{-
49 if (range.isValid() && range.model()) {-
50 const QModelIndex topLeft = range.topLeft();-
51 const int bottom = range.bottom();-
52 const int right = range.right();-
53 for (int row = topLeft.row(); row <= bottom; ++row) {-
54 const QModelIndex columnLeader = topLeft.sibling(row, topLeft.column());-
55 for (int column = topLeft.column(); column <= right; ++column) {-
56 QModelIndex index = columnLeader.sibling(row, column);-
57 Qt::ItemFlags flags = range.model()->flags(index);-
58 if ((flags & Qt::ItemIsSelectable) && (flags & Qt::ItemIsEnabled))-
59 result.push_back(index);-
60 }-
61 }-
62 }-
63}-
64-
65template<typename ModelIndexContainer>-
66static ModelIndexContainer qSelectionIndexes(const QItemSelection &selection)-
67{-
68 ModelIndexContainer result;-
69 for (const auto &range : selection)-
70 indexesFromRange(range, result);
executed 1046 times by 18 tests: indexesFromRange(range, result);
Executed by:
  • tst_QAbstractItemView
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
1046
71 return
executed 6813 times by 24 tests: return result;
Executed by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QGraphicsProxyWidget
  • tst_QItemModel
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
  • tst_languageChange
 result;
executed 6813 times by 24 tests: return result;
Executed by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QGraphicsProxyWidget
  • tst_QItemModel
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
  • tst_languageChange
6813
72}-
73-
74-
75-
76-
77-
78-
79bool QItemSelectionRange::isEmpty() const-
80{-
81 if (!isValid() || !model())-
82 return true;-
83-
84 for (int column = left(); column <= right(); ++column) {-
85 for (int row = top(); row <= bottom(); ++row) {-
86 QModelIndex index = model()->index(row, column, parent());-
87 Qt::ItemFlags flags = model()->flags(index);-
88 if ((flags & Qt::ItemIsSelectable) && (flags & Qt::ItemIsEnabled))-
89 return false;-
90 }-
91 }-
92 return true;-
93}-
94-
95-
96-
97-
98-
99QModelIndexList QItemSelectionRange::indexes() const-
100{-
101 QModelIndexList result;-
102 indexesFromRange(*this, result);-
103 return result;-
104}-
105QItemSelection::QItemSelection(const QModelIndex &topLeft, const QModelIndex &bottomRight)-
106{-
107 select(topLeft, bottomRight);-
108}-
109void QItemSelection::select(const QModelIndex &topLeft, const QModelIndex &bottomRight)-
110{-
111 if (!topLeft.isValid() || !bottomRight.isValid())-
112 return;-
113-
114 if ((topLeft.model() != bottomRight.model())-
115 || topLeft.parent() != bottomRight.parent()) {-
116 QMessageLogger(__FILE__, 428443, __PRETTY_FUNCTION__).warning("Can't select indexes from different model or with different parents");-
117 return;-
118 }-
119 if (topLeft.row() > bottomRight.row() || topLeft.column() > bottomRight.column()) {-
120 int top = qMin(topLeft.row(), bottomRight.row());-
121 int bottom = qMax(topLeft.row(), bottomRight.row());-
122 int left = qMin(topLeft.column(), bottomRight.column());-
123 int right = qMax(topLeft.column(), bottomRight.column());-
124 QModelIndex tl = topLeft.sibling(top, left);-
125 QModelIndex br = bottomRight.sibling(bottom, right);-
126 append(QItemSelectionRange(tl, br));-
127 return;-
128 }-
129 append(QItemSelectionRange(topLeft, bottomRight));-
130}-
131-
132-
133-
134-
135-
136-
137bool QItemSelection::contains(const QModelIndex &index) const-
138{-
139 if (index.flags() & Qt::ItemIsSelectable) {-
140 QList<QItemSelectionRange>::const_iterator it = begin();-
141 for (; it != end(); ++it)-
142 if ((*it).contains(index))-
143 return true;-
144 }-
145 return false;-
146}-
147-
148-
149-
150-
151-
152QModelIndexList QItemSelection::indexes() const-
153{-
154 QModelIndexList result;1153
QList<QItemSelectionRange>::const_iterator it = begin();
for (; it != end(); ++it)
indexesFromRange(*it, result);return
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
 result;
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
}
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
static QVector<QPersistentModelIndex> qSelectionPersistentindexes(const QItemSelection &sel)
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
{
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
QVector<QPersistentModelIndex> result;
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
QList
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
qSelectionIndexes<QItemSelectionRange>::const_iterator it = sel.constBegin();
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
for (; it != sel.constEnd(); ++it)
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
indexesFromRange(*it, result
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
QModelIndexList>(*this);
executed 1153 times by 17 tests: return qSelectionIndexes<QModelIndexList>(*this);
Executed by:
  • tst_QAbstractItemView
  • tst_QAbstractProxyModel
  • tst_QAccessibility
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QFileDialog2
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
return result;}
156-
157static QVector<QPair<QPersistentModelIndex, uint> > qSelectionPersistentRowLengths(const QItemSelection &sel)-
158{-
159 QVector<QPair<QPersistentModelIndex, uint> > result;-
for (QForeachContainer<typename QtPrivate::remove_reference<decltype(sel)>::type> _container_((sel)); _container_.control && _container_.i != _container_.e;
160 ++_container_.i, _container_.control ^= 1)for (const QItemSelectionRange &range = *_container_.i; _container_.control; _container_.control = 0: sel)-
161 rowLengthsFromRange(range, result);
executed 15 times by 2 tests: rowLengthsFromRange(range, result);
Executed by:
  • tst_QAbstractItemView
  • tst_QItemSelectionModel
15
162 return
executed 250 times by 9 tests: return result;
Executed by:
  • tst_QAbstractItemView
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QHeaderView
  • tst_QItemSelectionModel
  • tst_QSortFilterProxyModel
  • tst_QSqlQueryModel
  • tst_QTableView
  • tst_QTreeView
 result;
executed 250 times by 9 tests: return result;
Executed by:
  • tst_QAbstractItemView
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QHeaderView
  • tst_QItemSelectionModel
  • tst_QSortFilterProxyModel
  • tst_QSqlQueryModel
  • tst_QTableView
  • tst_QTreeView
250
163}-
164void QItemSelection::merge(const QItemSelection &other, QItemSelectionModel::SelectionFlags command)-
165{-
166 if (other.isEmpty() ||-
167 !(command & QItemSelectionModel::Select ||-
168 command & QItemSelectionModel::Deselect ||-
169 command & QItemSelectionModel::Toggle))-
170 return;-
171-
172 QItemSelection newSelection = other;-
173-
174 QItemSelection intersections;-
175 QItemSelection::iterator it = newSelection.begin();-
176 while (it != newSelection.end()) {-
177 if (!(*it).isValid()) {-
178 it = newSelection.erase(it);-
179 continue;-
180 }-
181 for (int t = 0; t < count(); ++t) {-
182 if ((*it).intersects(at(t)))-
183 intersections.append(at(t).intersected(*it));-
184 }-
185 ++it;-
186 }-
187-
188-
189 for (int i = 0; i < intersections.count(); ++i) {-
190 for (int t = 0; t < count();) {-
191 if (at(t).intersects(intersections.at(i))) {-
192 split(at(t), intersections.at(i), this);-
193 removeAt(t);-
194 } else {-
195 ++t;-
196 }-
197 }-
198-
199 for (int n = 0; (command & QItemSelectionModel::Toggle) && n < newSelection.count();) {-
200 if (newSelection.at(n).intersects(intersections.at(i))) {-
201 split(newSelection.at(n), intersections.at(i), &newSelection);-
202 newSelection.removeAt(n);-
203 } else {-
204 ++n;-
205 }-
206 }-
207 }-
208-
209 if (!(command & QItemSelectionModel::Deselect))-
210 operator+=(newSelection);-
211}-
212void QItemSelection::split(const QItemSelectionRange &range,-
213 const QItemSelectionRange &other, QItemSelection *result)-
214{-
215 if (range.parent() != other.parent() || range.model() != other.model())-
216 return;-
217-
218 QModelIndex parent = other.parent();-
219 int top = range.top();-
220 int left = range.left();-
221 int bottom = range.bottom();-
222 int right = range.right();-
223 int other_top = other.top();-
224 int other_left = other.left();-
225 int other_bottom = other.bottom();-
226 int other_right = other.right();-
227 const QAbstractItemModel *model = range.model();-
228 ((!(model)) ? qt_assert("model",__FILE__,572574) : qt_noop());-
229 if (other_top > top) {-
230 QModelIndex tl = model->index(top, left, parent);-
231 QModelIndex br = model->index(other_top - 1, right, parent);-
232 result->append(QItemSelectionRange(tl, br));-
233 top = other_top;-
234 }-
235 if (other_bottom < bottom) {-
236 QModelIndex tl = model->index(other_bottom + 1, left, parent);-
237 QModelIndex br = model->index(bottom, right, parent);-
238 result->append(QItemSelectionRange(tl, br));-
239 bottom = other_bottom;-
240 }-
241 if (other_left > left) {-
242 QModelIndex tl = model->index(top, left, parent);-
243 QModelIndex br = model->index(bottom, other_left - 1, parent);-
244 result->append(QItemSelectionRange(tl, br));-
245 left = other_left;-
246 }-
247 if (other_right < right) {-
248 QModelIndex tl = model->index(top, other_right + 1, parent);-
249 QModelIndex br = model->index(bottom, right, parent);-
250 result->append(QItemSelectionRange(tl, br));-
251 right = other_right;-
252 }-
253}-
254-
255-
256void QItemSelectionModelPrivate::initModel(QAbstractItemModel *m)-
257{-
258 struct Cx {-
259 const char *signal;-
260 const char *slot;-
261 };-
262 static const Cx connections[] = {-
263 { qFlagLocation("2""rowsAboutToBeRemoved(QModelIndex,int,int)" "\0" __FILE__ ":" "607""609"),-
264 qFlagLocation("1""_q_rowsAboutToBeRemoved(QModelIndex,int,int)" "\0" __FILE__ ":" "608""610") },-
265 { qFlagLocation("2""columnsAboutToBeRemoved(QModelIndex,int,int)" "\0" __FILE__ ":" "609""611"),-
266 qFlagLocation("1""_q_columnsAboutToBeRemoved(QModelIndex,int,int)" "\0" __FILE__ ":" "610""612") },-
267 { qFlagLocation("2""rowsAboutToBeInserted(QModelIndex,int,int)" "\0" __FILE__ ":" "611""613"),-
268 qFlagLocation("1""_q_rowsAboutToBeInserted(QModelIndex,int,int)" "\0" __FILE__ ":" "612""614") },-
269 { qFlagLocation("2""columnsAboutToBeInserted(QModelIndex,int,int)" "\0" __FILE__ ":" "613""615"),-
270 qFlagLocation("1""_q_columnsAboutToBeInserted(QModelIndex,int,int)" "\0" __FILE__ ":" "614""616") },-
271 { qFlagLocation("2""rowsAboutToBeMoved(QModelIndex,int,int,QModelIndex,int)" "\0" __FILE__ ":" "615""617"),-
272 qFlagLocation("1""_q_layoutAboutToBeChanged()" "\0" __FILE__ ":" "616""618") },-
273 { qFlagLocation("2""columnsAboutToBeMoved(QModelIndex,int,int,QModelIndex,int)" "\0" __FILE__ ":" "617""619"),-
274 qFlagLocation("1""_q_layoutAboutToBeChanged()" "\0" __FILE__ ":" "618""620") },-
275 { qFlagLocation("2""rowsMoved(QModelIndex,int,int,QModelIndex,int)" "\0" __FILE__ ":" "619""621"),-
276 qFlagLocation("1""_q_layoutChanged()" "\0" __FILE__ ":" "620""622") },-
277 { qFlagLocation("2""columnsMoved(QModelIndex,int,int,QModelIndex,int)" "\0" __FILE__ ":" "621""623"),-
278 qFlagLocation("1""_q_layoutChanged()" "\0" __FILE__ ":" "622""624") },-
279 { qFlagLocation("2""layoutAboutToBeChanged(QList<QPersistentModelIndex>,QAbstractItemModel::LayoutChangeHint)" "\0" __FILE__ ":" "623""625"),-
280 qFlagLocation("1""_q_layoutAboutToBeChanged(QList<QPersistentModelIndex>,QAbstractItemModel::LayoutChangeHint)" "\0" __FILE__ ":" "624""626") },-
281 { qFlagLocation("2""layoutChanged(QList<QPersistentModelIndex>,QAbstractItemModel::LayoutChangeHint)" "\0" __FILE__ ":" "625""627"),-
282 qFlagLocation("1""_q_layoutChanged(QList<QPersistentModelIndex>,QAbstractItemModel::LayoutChangeHint)" "\0" __FILE__ ":" "626""628") },-
283 { qFlagLocation("2""modelReset()" "\0" __FILE__ ":" "627""629"),-
284 qFlagLocation("1""reset()" "\0" __FILE__ ":" "628""630") },-
285 { 0, 0 }-
286 };-
287-
288 if (model == m)-
289 return;-
290-
291 QItemSelectionModel * const q = q_func();-
292 if (model) {-
293 for (const Cx *cx = &connections[0]; cx->signal; cx++)-
294 QObject::disconnect(model, cx->signal, q, cx->slot);-
295 q->reset();-
296 }-
297 model = m;-
298 if (model) {-
299 for (const Cx *cx = &connections[0]; cx->signal; cx++)-
300 QObject::connect(model, cx->signal, q, cx->slot);-
301 }-
302}-
303QItemSelection QItemSelectionModelPrivate::expandSelection(const QItemSelection &selection,-
304 QItemSelectionModel::SelectionFlags command) const-
305{-
306 if (selection.isEmpty() && !((command & QItemSelectionModel::Rows) ||-
307 (command & QItemSelectionModel::Columns)))-
308 return selection;-
309-
310 QItemSelection expanded;-
311 if (command & QItemSelectionModel::Rows) {-
312 for (int i = 0; i < selection.count(); ++i) {-
313 QModelIndex parent = selection.at(i).parent();-
314 int colCount = model->columnCount(parent);-
315 QModelIndex tl = model->index(selection.at(i).top(), 0, parent);-
316 QModelIndex br = model->index(selection.at(i).bottom(), colCount - 1, parent);-
317-
318 expanded.merge(QItemSelection(tl, br), QItemSelectionModel::Select);-
319 }-
320 }-
321 if (command & QItemSelectionModel::Columns) {-
322 for (int i = 0; i < selection.count(); ++i) {-
323 QModelIndex parent = selection.at(i).parent();-
324 int rowCount = model->rowCount(parent);-
325 QModelIndex tl = model->index(0, selection.at(i).left(), parent);-
326 QModelIndex br = model->index(rowCount - 1, selection.at(i).right(), parent);-
327-
328 expanded.merge(QItemSelection(tl, br), QItemSelectionModel::Select);-
329 }-
330 }-
331 return expanded;-
332}-
333-
334-
335-
336-
337void QItemSelectionModelPrivate::_q_rowsAboutToBeRemoved(const QModelIndex &parent,-
338 int start, int end)-
339{-
340 QItemSelectionModel * const q = q_func();-
341 finalize();-
342-
343-
344 if (currentIndex.isValid() && parent == currentIndex.parent()-
345 && currentIndex.row() >= start && currentIndex.row() <= end) {-
346 QModelIndex old = currentIndex;-
347 if (start > 0)-
348 currentIndex = model->index(start - 1, old.column(), parent);-
349 else if (model && end < model->rowCount(parent) - 1)-
350 currentIndex = model->index(end + 1, old.column(), parent);-
351 else-
352 currentIndex = QModelIndex();-
353 q->currentChanged(currentIndex, old);-
354 q->currentRowChanged(currentIndex, old);-
355 if (currentIndex.column() != old.column())-
356 q->currentColumnChanged(currentIndex, old);-
357 }-
358-
359 QItemSelection deselected;-
360 QItemSelection newParts;-
361 QItemSelection::iterator it = ranges.begin();-
362 while (it != ranges.end()) {-
363 if (it->topLeft().parent() != parent) {-
364 QModelIndex itParent = it->topLeft().parent();-
365 while (itParent.isValid() && itParent.parent() != parent)-
366 itParent = itParent.parent();-
367-
368 if (itParent.isValid() && start <= itParent.row() && itParent.row() <= end) {-
369 deselected.append(*it);-
370 it = ranges.erase(it);-
371 } else {-
372 ++it;-
373 }-
374 } else if (start <= it->bottom() && it->bottom() <= end-
375 && start <= it->top() && it->top() <= end) {-
376 deselected.append(*it);-
377 it = ranges.erase(it);-
378 } else if (start <= it->top() && it->top() <= end) {-
379 deselected.append(QItemSelectionRange(it->topLeft(), model->index(end, it->right(), it->parent())));-
380 *it = QItemSelectionRange(model->index(end + 1, it->left(), it->parent()), it->bottomRight());-
381 ++it;-
382 } else if (start <= it->bottom() && it->bottom() <= end) {-
383 deselected.append(QItemSelectionRange(model->index(start, it->left(), it->parent()), it->bottomRight()));-
384 *it = QItemSelectionRange(it->topLeft(), model->index(start - 1, it->right(), it->parent()));-
385 ++it;-
386 } else if (it->top() < start && end < it->bottom()) {-
387-
388-
389-
390-
391 const QItemSelectionRange removedRange(model->index(start, it->left(), it->parent()),-
392 model->index(end, it->right(), it->parent()));-
393 deselected.append(removedRange);-
394 QItemSelection::split(*it, removedRange, &newParts);-
395 it = ranges.erase(it);-
396 } else-
397 ++it;-
398 }-
399 ranges.append(newParts);-
400-
401 if (!deselected.isEmpty())-
402 q->selectionChanged(QItemSelection(), deselected);-
403}-
404-
405-
406-
407-
408void QItemSelectionModelPrivate::_q_columnsAboutToBeRemoved(const QModelIndex &parent,-
409 int start, int end)-
410{-
411 QItemSelectionModel * const q = q_func();-
412-
413-
414 if (currentIndex.isValid() && parent == currentIndex.parent()-
415 && currentIndex.column() >= start && currentIndex.column() <= end) {-
416 QModelIndex old = currentIndex;-
417 if (start > 0)-
418 currentIndex = model->index(old.row(), start - 1, parent);-
419 else if (model && end < model->columnCount() - 1)-
420 currentIndex = model->index(old.row(), end + 1, parent);-
421 else-
422 currentIndex = QModelIndex();-
423 q->currentChanged(currentIndex, old);-
424 if (currentIndex.row() != old.row())-
425 q->currentRowChanged(currentIndex, old);-
426 q->currentColumnChanged(currentIndex, old);-
427 }-
428-
429-
430 QModelIndex tl = model->index(0, start, parent);-
431 QModelIndex br = model->index(model->rowCount(parent) - 1, end, parent);-
432 q->select(QItemSelection(tl, br), QItemSelectionModel::Deselect);-
433 finalize();-
434}-
435-
436-
437-
438-
439-
440-
441void QItemSelectionModelPrivate::_q_columnsAboutToBeInserted(const QModelIndex &parent,-
442 int start, int end)-
443{-
444 (void)end;;-
445 finalize();-
446 QList<QItemSelectionRange> split;-
447 QList<QItemSelectionRange>::iterator it = ranges.begin();-
448 for (; it != ranges.end(); ) {-
449 if ((*it).isValid() && (*it).parent() == parent-
450 && (*it).left() < start && (*it).right() >= start) {-
451 QModelIndex bottomMiddle = model->index((*it).bottom(), start - 1, (*it).parent());-
452 QItemSelectionRange left((*it).topLeft(), bottomMiddle);-
453 QModelIndex topMiddle = model->index((*it).top(), start, (*it).parent());-
454 QItemSelectionRange right(topMiddle, (*it).bottomRight());-
455 it = ranges.erase(it);-
456 split.append(left);-
457 split.append(right);-
458 } else {-
459 ++it;-
460 }-
461 }-
462 ranges += split;-
463}-
464-
465-
466-
467-
468-
469-
470void QItemSelectionModelPrivate::_q_rowsAboutToBeInserted(const QModelIndex &parent,-
471 int start, int end)-
472{-
473 (void)end;;-
474 finalize();-
475 QList<QItemSelectionRange> split;-
476 QList<QItemSelectionRange>::iterator it = ranges.begin();-
477 for (; it != ranges.end(); ) {-
478 if ((*it).isValid() && (*it).parent() == parent-
479 && (*it).top() < start && (*it).bottom() >= start) {-
480 QModelIndex middleRight = model->index(start - 1, (*it).right(), (*it).parent());-
481 QItemSelectionRange top((*it).topLeft(), middleRight);-
482 QModelIndex middleLeft = model->index(start, (*it).left(), (*it).parent());-
483 QItemSelectionRange bottom(middleLeft, (*it).bottomRight());-
484 it = ranges.erase(it);-
485 split.append(top);-
486 split.append(bottom);-
487 } else {-
488 ++it;-
489 }-
490 }-
491 ranges += split;-
492}-
493void QItemSelectionModelPrivate::_q_layoutAboutToBeChanged(const QList<QPersistentModelIndex> &, QAbstractItemModel::LayoutChangeHint hint)-
494{-
495 savedPersistentIndexes.clear();-
496 savedPersistentCurrentIndexes.clear();-
497 savedPersistentRowLengths.clear();-
498 savedPersistentCurrentRowLengths.clear();-
499-
500-
501-
502 if (ranges.isEmpty()
ranges.isEmpty()Description
TRUEevaluated 2919 times by 20 tests
Evaluated by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QGraphicsProxyWidget
  • tst_QHeaderView
  • tst_QItemModel
  • tst_QItemSelectionModel
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QSqlQueryModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
  • tst_languageChange
FALSEevaluated 36 times by 6 tests
Evaluated by:
  • tst_QAbstractItemView
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QStandardItemModel
  • tst_QTreeWidget
 && currentSelection.count() == 1
currentSelection.count() == 1Description
TRUEevaluated 14 times by 6 tests
Evaluated by:
  • tst_QAbstractItemView
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QTableWidget
FALSEevaluated 2905 times by 19 tests
Evaluated by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QGraphicsProxyWidget
  • tst_QHeaderView
  • tst_QItemModel
  • tst_QListWidget
  • tst_QSortFilterProxyModel
  • tst_QSqlQueryModel
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
  • tst_languageChange
) {		14-2919
503 QItemSelectionRange range = currentSelection.firstconstFirst();-
504 QModelIndex parent = range.parent();-
505 tableRowCount = model->rowCount(parent);-
506 tableColCount = model->columnCount(parent);-
507 if (tableRowCount * tableColCount > 1000
tableRowCount ...olCount > 1000Description
TRUEnever evaluated
FALSEevaluated 14 times by 6 tests
Evaluated by:
  • tst_QAbstractItemView
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QTableWidget
0-14
508 && range.top() == 0
range.top() == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
509 && range.left() == 0
range.left() == 0Description
TRUEnever evaluated
FALSEnever evaluated
0
510 && range.bottom() == tableRowCount - 1
range.bottom()...leRowCount - 1Description
TRUEnever evaluated
FALSEnever evaluated
0
511 && range.right() == tableColCount - 1
range.right() ...leColCount - 1Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
512 tableSelected = true;-
513 tableParent = parent;-
514 return;
never executed: return;
0
515 }-
516 }
executed 14 times by 6 tests: end of block
Executed by:
  • tst_QAbstractItemView
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QTableWidget
14
517 tableSelected = false;-
518-
519 if (hint == QAbstractItemModel::VerticalSortHint
hint == QAbstr...rticalSortHintDescription
TRUEevaluated 125 times by 9 tests
Evaluated by:
  • tst_QAbstractItemView
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QHeaderView
  • tst_QItemSelectionModel
  • tst_QSortFilterProxyModel
  • tst_QSqlQueryModel
  • tst_QTableView
  • tst_QTreeView
FALSEevaluated 2830 times by 16 tests
Evaluated by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QGraphicsProxyWidget
  • tst_QItemModel
  • tst_QItemSelectionModel
  • tst_QListWidget
  • tst_QStandardItemModel
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
  • tst_languageChange
) {		125-2830
520-
521-
522-
523-
524-
525 savedPersistentRowLengths = qSelectionPersistentRowLengths(ranges);-
526 savedPersistentCurrentRowLengths = qSelectionPersistentRowLengths(currentSelection);-
527 }
executed 125 times by 9 tests: end of block
Executed by:
  • tst_QAbstractItemView
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QHeaderView
  • tst_QItemSelectionModel
  • tst_QSortFilterProxyModel
  • tst_QSqlQueryModel
  • tst_QTableView
  • tst_QTreeView
 else {		125
528 savedPersistentIndexes = qSelectionPersistentindexes(qSelectionIndexes<QVector<QPersistentModelIndex>>(ranges);-
529 savedPersistentCurrentIndexes = qSelectionPersistentindexes(qSelectionIndexes<QVector<QPersistentModelIndex>>(currentSelection);-
530 }
executed 2830 times by 16 tests: end of block
Executed by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QGraphicsProxyWidget
  • tst_QItemModel
  • tst_QItemSelectionModel
  • tst_QListWidget
  • tst_QStandardItemModel
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
  • tst_QTreeWidgetItemIterator
  • tst_languageChange
2830
531}-
532-
533-
534-
535static QItemSelection mergeRowLengths(const QVector<QPair<QPersistentModelIndex, uint> > &rowLengths)-
536{-
537 if (rowLengths.isEmpty())-
538 return QItemSelection();-
539-
540 QItemSelection result;-
541 int i = 0;-
542 while (i < rowLengths.count()) {-
543 const QPersistentModelIndex &tl = rowLengths.at(i).first;-
544 if (!tl.isValid()) {-
545 ++i;-
546 continue;-
547 }-
548 QPersistentModelIndex br = tl;-
549 const uint length = rowLengths.at(i).second;-
550 while (++i < rowLengths.count()) {-
551 const QPersistentModelIndex &next = rowLengths.at(i).first;-
552 if (!next.isValid())-
553 continue;-
554 const uint nextLength = rowLengths.at(i).second;-
555 if ((nextLength == length)-
556 && (next.row() == br.row() + 1)-
557 && (next.parent() == br.parent())) {-
558 br = next;-
559 } else {-
560 break;-
561 }-
562 }-
563 result.append(QItemSelectionRange(tl, br.sibling(br.row(), length - 1)));-
564 }-
565 return result;-
566}-
567-
568-
569-
570-
571-
572-
573-
574static QItemSelection mergeIndexes(const QVector<QPersistentModelIndex> &indexes)-
575{-
576 QItemSelection colSpans;-
577-
578 int i = 0;-
579 while (i < indexes.count()) {-
580 const QPersistentModelIndex &tl = indexes.at(i);-
581 if (!tl.isValid()) {-
582 ++i;-
583 continue;-
584 }-
585 QPersistentModelIndex br = tl;-
586 QModelIndex brParent = br.parent();-
587 int brRow = br.row();-
588 int brColumn = br.column();-
589 while (++i < indexes.count()) {-
590 const QPersistentModelIndex &next = indexes.at(i);-
591 if (!next.isValid())-
592 continue;-
593 const QModelIndex nextParent = next.parent();-
594 const int nextRow = next.row();-
595 const int nextColumn = next.column();-
596 if ((nextParent == brParent)-
597 && (nextRow == brRow)-
598 && (nextColumn == brColumn + 1)) {-
599 br = next;-
600 brParent = nextParent;-
601 brRow = nextRow;-
602 brColumn = nextColumn;-
603 } else {-
604 break;-
605 }-
606 }-
607 colSpans.append(QItemSelectionRange(tl, br));-
608 }-
609-
610 QItemSelection rowSpans;-
611 i = 0;-
612 while (i < colSpans.count()) {-
613 QModelIndex tl = colSpans.at(i).topLeft();-
614 QModelIndex br = colSpans.at(i).bottomRight();-
615 QModelIndex prevTl = tl;-
616 while (++i < colSpans.count()) {-
617 QModelIndex nextTl = colSpans.at(i).topLeft();-
618 QModelIndex nextBr = colSpans.at(i).bottomRight();-
619-
620 if (nextTl.parent() != tl.parent())-
621 break;-
622-
623 if ((nextTl.column() == prevTl.column()) && (nextBr.column() == br.column())-
624 && (nextTl.row() == prevTl.row() + 1) && (nextBr.row() == br.row() + 1)) {-
625 br = nextBr;-
626 prevTl = nextTl;-
627 } else {-
628 break;-
629 }-
630 }-
631 rowSpans.append(QItemSelectionRange(tl, br));-
632 }-
633 return rowSpans;-
634}-
635static bool qt_PersistentModelIndexLessThan(const QPersistentModelIndex &i1, const QPersistentModelIndex &i2)-
636{-
637 const QModelIndex parent1 = i1.parent();-
638 const QModelIndex parent2 = i2.parent();-
639 return parent1 == parent2 ? i1 < i2 : parent1 < parent2;-
640}-
641-
642-
643-
644-
645-
646-
647void QItemSelectionModelPrivate::_q_layoutChanged(const QList<QPersistentModelIndex> &, QAbstractItemModel::LayoutChangeHint hint)-
648{-
649-
650 if (tableSelected && tableColCount == model->columnCount(tableParent)-
651 && tableRowCount == model->rowCount(tableParent)) {-
652 ranges.clear();-
653 currentSelection.clear();-
654 int bottom = tableRowCount - 1;-
655 int right = tableColCount - 1;-
656 QModelIndex tl = model->index(0, 0, tableParent);-
657 QModelIndex br = model->index(bottom, right, tableParent);-
658 currentSelection << QItemSelectionRange(tl, br);-
659 tableParent = QModelIndex();-
660 tableSelected = false;-
661 return;-
662 }-
663-
664 if ((hint != QAbstractItemModel::VerticalSortHint && savedPersistentCurrentIndexes.isEmpty() && savedPersistentIndexes.isEmpty())-
665 || (hint == QAbstractItemModel::VerticalSortHint && savedPersistentRowLengths.isEmpty() && savedPersistentCurrentRowLengths.isEmpty())) {-
666-
667-
668 return;-
669 }-
670-
671-
672 ranges.clear();-
673 currentSelection.clear();-
674-
675 if (hint != QAbstractItemModel::VerticalSortHint) {-
676-
677 std::stable_sort(savedPersistentIndexes.begin(), savedPersistentIndexes.end(),-
678 qt_PersistentModelIndexLessThan);-
679 std::stable_sort(savedPersistentCurrentIndexes.begin(), savedPersistentCurrentIndexes.end(),-
680 qt_PersistentModelIndexLessThan);-
681-
682-
683 ranges = mergeIndexes(savedPersistentIndexes);-
684 currentSelection = mergeIndexes(savedPersistentCurrentIndexes);-
685-
686-
687 savedPersistentIndexes.clear();-
688 savedPersistentCurrentIndexes.clear();-
689 } else {-
690-
691 std::stable_sort(savedPersistentRowLengths.begin(), savedPersistentRowLengths.end());-
692 std::stable_sort(savedPersistentCurrentRowLengths.begin(), savedPersistentCurrentRowLengths.end());-
693-
694-
695 ranges = mergeRowLengths(savedPersistentRowLengths);-
696 currentSelection = mergeRowLengths(savedPersistentCurrentRowLengths);-
697-
698-
699 savedPersistentRowLengths.clear();-
700 savedPersistentCurrentRowLengths.clear();-
701 }-
702}-
703QItemSelectionModel::QItemSelectionModel(QAbstractItemModel *model)-
704 : QObject(*new QItemSelectionModelPrivate, model)-
705{-
706 d_func()->initModel(model);-
707}-
708-
709-
710-
711-
712QItemSelectionModel::QItemSelectionModel(QAbstractItemModel *model, QObject *parent)-
713 : QObject(*new QItemSelectionModelPrivate, parent)-
714{-
715 d_func()->initModel(model);-
716}-
717-
718-
719-
720-
721QItemSelectionModel::QItemSelectionModel(QItemSelectionModelPrivate &dd, QAbstractItemModel *model)-
722 : QObject(dd, model)-
723{-
724 dd.initModel(model);-
725}-
726-
727-
728-
729-
730QItemSelectionModel::~QItemSelectionModel()-
731{-
732}-
733-
734-
735-
736-
737-
738-
739-
740void QItemSelectionModel::select(const QModelIndex &index, QItemSelectionModel::SelectionFlags command)-
741{-
742 QItemSelection selection(index, index);-
743 select(selection, command);-
744}-
745void QItemSelectionModel::select(const QItemSelection &selection, QItemSelectionModel::SelectionFlags command)-
746{-
747 QItemSelectionModelPrivate * const d = d_func();-
748 if (!d->model) {-
749 QMessageLogger(__FILE__, 12491251, __PRETTY_FUNCTION__).warning("QItemSelectionModel: Selecting when no model has been set will result in a no-op.");-
750 return;-
751 }-
752 if (command == NoUpdate)-
753 return;-
754-
755-
756 QItemSelection sel = selection;-
757-
758-
759-
760-
761-
762 QItemSelection::iterator it = d->ranges.begin();-
763 while (it != d->ranges.end()) {-
764 if (!it->isValid())-
765 it = d->ranges.erase(it);-
766 else-
767 ++it;-
768 }-
769-
770 QItemSelection old = d->ranges;-
771 old.merge(d->currentSelection, d->currentCommand);-
772-
773-
774 if (command & Rows || command & Columns)-
775 sel = d->expandSelection(sel, command);-
776-
777-
778 if (command & Clear) {-
779 d->ranges.clear();-
780 d->currentSelection.clear();-
781 }-
782-
783-
784 if (!(command & Current))-
785 d->finalize();-
786-
787-
788 if (command & Toggle || command & Select || command & Deselect) {-
789 d->currentCommand = command;-
790 d->currentSelection = sel;-
791 }-
792-
793-
794 QItemSelection newSelection = d->ranges;-
795 newSelection.merge(d->currentSelection, d->currentCommand);-
796 emitSelectionChanged(newSelection, old);-
797}-
798-
799-
800-
801-
802void QItemSelectionModel::clear()-
803{-
804 clearSelection();-
805 clearCurrentIndex();-
806}-
807-
808-
809-
810-
811void QItemSelectionModel::clearCurrentIndex()-
812{-
813 QItemSelectionModelPrivate * const d = d_func();-
814 QModelIndex previous = d->currentIndex;-
815 d->currentIndex = QModelIndex();-
816 if (previous.isValid()) {-
817 currentChanged(d->currentIndex, previous);-
818 currentRowChanged(d->currentIndex, previous);-
819 currentColumnChanged(d->currentIndex, previous);-
820 }-
821}-
822-
823-
824-
825-
826void QItemSelectionModel::reset()-
827{-
828 const QSignalBlocker blocker(this);-
829 clear();-
830}-
831-
832-
833-
834-
835-
836void QItemSelectionModel::clearSelection()-
837{-
838 QItemSelectionModelPrivate * const d = d_func();-
839 if (d->ranges.count() == 0 && d->currentSelection.count() == 0)-
840 return;-
841-
842 select(QItemSelection(), Clear);-
843}-
844void QItemSelectionModel::setCurrentIndex(const QModelIndex &index, QItemSelectionModel::SelectionFlags command)-
845{-
846 QItemSelectionModelPrivate * const d = d_func();-
847 if (!d->model) {-
848 QMessageLogger(__FILE__, 13601362, __PRETTY_FUNCTION__).warning("QItemSelectionModel: Setting the current index when no model has been set will result in a no-op.");-
849 return;-
850 }-
851 if (index == d->currentIndex) {-
852 if (command != NoUpdate)-
853 select(index, command);-
854 return;-
855 }-
856 QPersistentModelIndex previous = d->currentIndex;-
857 d->currentIndex = index;-
858 if (command != NoUpdate)-
859 select(d->currentIndex, command);-
860 currentChanged(d->currentIndex, previous);-
861 if (d->currentIndex.row() != previous.row() ||-
862 d->currentIndex.parent() != previous.parent())-
863 currentRowChanged(d->currentIndex, previous);-
864 if (d->currentIndex.column() != previous.column() ||-
865 d->currentIndex.parent() != previous.parent())-
866 currentColumnChanged(d->currentIndex, previous);-
867}-
868-
869-
870-
871-
872-
873QModelIndex QItemSelectionModel::currentIndex() const-
874{-
875 return static_cast<QModelIndex>(d_func()->currentIndex);-
876}-
877-
878-
879-
880-
881bool QItemSelectionModel::isSelected(const QModelIndex &index) const-
882{-
883 const QItemSelectionModelPrivate * const d = d_func();-
884 if (d->model != index.model() || !index.isValid())-
885 return false;-
886-
887 bool selected = false;-
888-
889 QList<QItemSelectionRange>::const_iterator it = d->ranges.begin();-
890 for (; it != d->ranges.end(); ++it) {-
891 if ((*it).isValid() && (*it).contains(index)) {-
892 selected = true;-
893 break;-
894 }-
895 }-
896-
897-
898 if (d->currentSelection.count()) {-
899 if ((d->currentCommand & Deselect) && selected)-
900 selected = !d->currentSelection.contains(index);-
901 else if (d->currentCommand & Toggle)-
902 selected ^= d->currentSelection.contains(index);-
903 else if ((d->currentCommand & Select) && !selected)-
904 selected = d->currentSelection.contains(index);-
905 }-
906-
907 if (selected) {-
908 Qt::ItemFlags flags = d->model->flags(index);-
909 return (flags & Qt::ItemIsSelectable);-
910 }-
911-
912 return false;-
913}-
914bool QItemSelectionModel::isRowSelected(int row, const QModelIndex &parent) const-
915{-
916 const QItemSelectionModelPrivate * const d = d_func();-
917 if (!d->model)-
918 return false;-
919 if (parent.isValid() && d->model != parent.model())-
920 return false;-
921-
922-
923 if (d->currentCommand & Deselect && d->currentSelection.count()) {-
924 for (int i=0; i<d->currentSelection.count(); ++i) {-
925 if (d->currentSelection.at(i).parent() == parent &&-
926 row >= d->currentSelection.at(i).top() &&-
927 row <= d->currentSelection.at(i).bottom())-
928 return false;-
929 }-
930 }-
931-
932-
933 if (d->currentCommand & Toggle && d->currentSelection.count()) {-
934 for (int i=0; i<d->currentSelection.count(); ++i)-
935 if (d->currentSelection.at(i).top() <= row &&-
936 d->currentSelection.at(i).bottom() >= row)-
937 for (int j=0; j<d->ranges.count(); ++j)-
938 if (d->ranges.at(j).top() <= row && d->ranges.at(j).bottom() >= row-
939 && d->currentSelection.at(i).intersected(d->ranges.at(j)).isValid())-
940 return false;-
941 }-
942-
943 QList<QItemSelectionRange>::const_iterator it;-
944 QList<QItemSelectionRange> joined = d->ranges;-
945 if (d->currentSelection.count())-
946 joined += d->currentSelection;-
947 int colCount = d->model->columnCount(parent);-
948 for (int column = 0; column < colCount; ++column) {-
949 for (it = joined.constBegin(); it != joined.constEnd(); ++it) {-
950 if ((*it).contains(row, column, parent)) {-
951 bool selectable = false;-
952 for (int i = column; !selectable && i <= (*it).right(); ++i) {-
953 Qt::ItemFlags flags = d->model->index(row, i, parent).flags();-
954 selectable = flags & Qt::ItemIsSelectable;-
955 }-
956 if (selectable){-
957 column = qMax(column, (*it).right());-
958 break;-
959 }-
960 }-
961 }-
962 if (it == joined.constEnd())-
963 return false;-
964 }-
965 return colCount > 0;-
966}-
967bool QItemSelectionModel::isColumnSelected(int column, const QModelIndex &parent) const-
968{-
969 const QItemSelectionModelPrivate * const d = d_func();-
970 if (!d->model)-
971 return false;-
972 if (parent.isValid() && d->model != parent.model())-
973 return false;-
974-
975-
976 if (d->currentCommand & Deselect && d->currentSelection.count()) {-
977 for (int i = 0; i < d->currentSelection.count(); ++i) {-
978 if (d->currentSelection.at(i).parent() == parent &&-
979 column >= d->currentSelection.at(i).left() &&-
980 column <= d->currentSelection.at(i).right())-
981 return false;-
982 }-
983 }-
984-
985-
986 if (d->currentCommand & Toggle && d->currentSelection.count()) {-
987 for (int i = 0; i < d->currentSelection.count(); ++i) {-
988 if (d->currentSelection.at(i).left() <= column &&-
989 d->currentSelection.at(i).right() >= column) {-
990 for (int j = 0; j < d->ranges.count(); ++j) {-
991 if (d->ranges.at(j).left() <= column && d->ranges.at(j).right() >= column-
992 && d->currentSelection.at(i).intersected(d->ranges.at(j)).isValid()) {-
993 return false;-
994 }-
995 }-
996 }-
997 }-
998 }-
999-
1000 QList<QItemSelectionRange>::const_iterator it;-
1001 QList<QItemSelectionRange> joined = d->ranges;-
1002 if (d->currentSelection.count())-
1003 joined += d->currentSelection;-
1004 int rowCount = d->model->rowCount(parent);-
1005 for (int row = 0; row < rowCount; ++row) {-
1006 for (it = joined.constBegin(); it != joined.constEnd(); ++it) {-
1007 if ((*it).contains(row, column, parent)) {-
1008 Qt::ItemFlags flags = d->model->index(row, column, parent).flags();-
1009 if ((flags & Qt::ItemIsSelectable) && (flags & Qt::ItemIsEnabled)) {-
1010 row = qMax(row, (*it).bottom());-
1011 break;-
1012 }-
1013 }-
1014 }-
1015 if (it == joined.constEnd())-
1016 return false;-
1017 }-
1018 return rowCount > 0;-
1019}-
1020-
1021-
1022-
1023-
1024-
1025bool QItemSelectionModel::rowIntersectsSelection(int row, const QModelIndex &parent) const-
1026{-
1027 const QItemSelectionModelPrivate * const d = d_func();-
1028 if (!d->model)-
1029 return false;-
1030 if (parent.isValid() && d->model != parent.model())-
1031 return false;-
1032-
1033 QItemSelection sel = d->ranges;-
1034 sel.merge(d->currentSelection, d->currentCommand);-
1035 for (int i = 0; i < sel.count(); ++i) {-
1036 QItemSelectionRange range = sel.at(i);-
1037 if (range.parent() != parent)-
1038 return false;-
1039 int top = range.top();-
1040 int bottom = range.bottom();-
1041 int left = range.left();-
1042 int right = range.right();-
1043 if (top <= row && bottom >= row) {-
1044 for (int j = left; j <= right; j++) {-
1045 const Qt::ItemFlags flags = d->model->index(row, j, parent).flags();-
1046 if ((flags & Qt::ItemIsSelectable) && (flags & Qt::ItemIsEnabled))-
1047 return true;-
1048 }-
1049 }-
1050 }-
1051-
1052 return false;-
1053}-
1054-
1055-
1056-
1057-
1058-
1059bool QItemSelectionModel::columnIntersectsSelection(int column, const QModelIndex &parent) const-
1060{-
1061 const QItemSelectionModelPrivate * const d = d_func();-
1062 if (!d->model)-
1063 return false;-
1064 if (parent.isValid() && d->model != parent.model())-
1065 return false;-
1066-
1067 QItemSelection sel = d->ranges;-
1068 sel.merge(d->currentSelection, d->currentCommand);-
1069 for (int i = 0; i < sel.count(); ++i) {-
1070 int left = sel.at(i).left();-
1071 int right = sel.at(i).right();-
1072 int top = sel.at(i).top();-
1073 int bottom = sel.at(i).bottom();-
1074 if (left <= column && right >= column) {-
1075 for (int j = top; j <= bottom; j++) {-
1076 const Qt::ItemFlags flags = d->model->index(j, column, parent).flags();-
1077 if ((flags & Qt::ItemIsSelectable) && (flags & Qt::ItemIsEnabled))-
1078 return true;-
1079 }-
1080 }-
1081 }-
1082-
1083 return false;-
1084}-
1085-
1086-
1087-
1088-
1089-
1090-
1091-
1092bool QItemSelectionModel::hasSelection() const-
1093{-
1094 const QItemSelectionModelPrivate * const d = d_func();-
1095 if (d->currentCommand & (Toggle | Deselect)) {-
1096 QItemSelection sel = d->ranges;-
1097 sel.merge(d->currentSelection, d->currentCommand);-
1098 return !sel.isEmpty();-
1099 } else {-
1100 return !(d->ranges.isEmpty() && d->currentSelection.isEmpty());-
1101 }-
1102}-
1103-
1104-
1105-
1106-
1107-
1108QModelIndexList QItemSelectionModel::selectedIndexes() const-
1109{-
1110 const QItemSelectionModelPrivate * const d = d_func();-
1111 QItemSelection selected = d->ranges;-
1112 selected.merge(d->currentSelection, d->currentCommand);-
1113 return selected.indexes();-
1114}-
1115QModelIndexList QItemSelectionModel::selectedRows(int column) const-
1116{-
1117 QModelIndexList indexes;-
1118-
1119-
1120 QSet< QPair<QModelIndex, int> > rowsSeen;-
1121-
1122 const QItemSelection ranges = selection();-
1123 for (int i = 0; i < ranges.count(); ++i) {-
1124 const QItemSelectionRange &range = ranges.at(i);-
1125 QModelIndex parent = range.parent();-
1126 for (int row = range.top(); row <= range.bottom(); row++) {-
1127 QPair<QModelIndex, int> rowDef = qMakePair(parent, row);-
1128 if (!rowsSeen.contains(rowDef)) {-
1129 rowsSeen << rowDef;-
1130 if (isRowSelected(row, parent)) {-
1131 indexes.append(model()->index(row, column, parent));-
1132 }-
1133 }-
1134 }-
1135 }-
1136-
1137 return indexes;-
1138}-
1139QModelIndexList QItemSelectionModel::selectedColumns(int row) const-
1140{-
1141 QModelIndexList indexes;-
1142-
1143-
1144 QSet< QPair<QModelIndex, int> > columnsSeen;-
1145-
1146 const QItemSelection ranges = selection();-
1147 for (int i = 0; i < ranges.count(); ++i) {-
1148 const QItemSelectionRange &range = ranges.at(i);-
1149 QModelIndex parent = range.parent();-
1150 for (int column = range.left(); column <= range.right(); column++) {-
1151 QPair<QModelIndex, int> columnDef = qMakePair(parent, column);-
1152 if (!columnsSeen.contains(columnDef)) {-
1153 columnsSeen << columnDef;-
1154 if (isColumnSelected(column, parent)) {-
1155 indexes.append(model()->index(row, column, parent));-
1156 }-
1157 }-
1158 }-
1159 }-
1160-
1161 return indexes;-
1162}-
1163-
1164-
1165-
1166-
1167const QItemSelection QItemSelectionModel::selection() const-
1168{-
1169 const QItemSelectionModelPrivate * const d = d_func();-
1170 QItemSelection selected = d->ranges;-
1171 selected.merge(d->currentSelection, d->currentCommand);-
1172-
1173-
1174 int iauto isNotValid = 0;-
while (i<selected.count())[](const QItemSelectionRange& range) {
1175 if (return
executed 1284 times by 12 tests: return !range.isValid();
Executed by:
  • tst_QAbstractItemView
  • tst_QColumnView
  • tst_QComboBox
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
executed 1284 times by 12 tests: return !range.isValid();
Executed by:
  • tst_QAbstractItemView
  • tst_QColumnView
  • tst_QComboBox
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
 !range.isValid();
executed 1284 times by 12 tests: return !range.isValid();
Executed by:
  • tst_QAbstractItemView
  • tst_QColumnView
  • tst_QComboBox
  • tst_QFileDialog2
  • tst_QFiledialog
  • tst_QItemSelectionModel
  • tst_QListView
  • tst_QStandardItemModel
  • tst_QTableView
  • tst_QTableWidget
  • tst_QTreeView
  • tst_QTreeWidget
1284
1176 };-
1177-
1178 selected.aterase(i).isValid())-
++i;
elsestd::remove_if(selected.removeAt(i));
}begin(), selected.end(),
1179 isNotValid),-
1180 selected.end());-
1181 return
executed 11454 times by 42 tests: return selected;
Executed by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QAccessibility
  • tst_QCalendarWidget
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QDataWidgetMapper
  • tst_QDateTimeEdit
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QFontComboBox
  • tst_QFontDialog
  • tst_QGraphicsProxyWidget
  • tst_QHeaderView
  • tst_QInputDialog
  • tst_QItemDelegate
  • tst_QItemModel
  • tst_QItemSelectionModel
  • tst_QItemView
  • tst_QLineEdit
  • tst_QListView
  • tst_QListWidget
  • ...
 selected;
executed 11454 times by 42 tests: return selected;
Executed by:
  • tst_ModelTest
  • tst_QAbstractItemView
  • tst_QAccessibility
  • tst_QCalendarWidget
  • tst_QColumnView
  • tst_QComboBox
  • tst_QCompleter
  • tst_QDataWidgetMapper
  • tst_QDateTimeEdit
  • tst_QDirModel
  • tst_QFileDialog2
  • tst_QFileSystemModel
  • tst_QFiledialog
  • tst_QFontComboBox
  • tst_QFontDialog
  • tst_QGraphicsProxyWidget
  • tst_QHeaderView
  • tst_QInputDialog
  • tst_QItemDelegate
  • tst_QItemModel
  • tst_QItemSelectionModel
  • tst_QItemView
  • tst_QLineEdit
  • tst_QListView
  • tst_QListWidget
  • ...
11454
1182}-
1183QAbstractItemModel *QItemSelectionModel::model()-
1184{-
1185 return d_func()->model;-
1186}-
1187-
1188-
1189-
1190-
1191const QAbstractItemModel *QItemSelectionModel::model() const-
1192{-
1193 return d_func()->model;-
1194}-
1195void QItemSelectionModel::setModel(QAbstractItemModel *model)-
1196{-
1197 QItemSelectionModelPrivate * const d = d_func();-
1198 if (d->model == model)-
1199 return;-
1200-
1201 d->initModel(model);-
1202 modelChanged(model);-
1203}-
1204-
1205-
1206-
1207-
1208-
1209void QItemSelectionModel::emitSelectionChanged(const QItemSelection &newSelection,-
1210 const QItemSelection &oldSelection)-
1211{-
1212-
1213 if ((oldSelection.isEmpty() && newSelection.isEmpty()) ||-
1214 oldSelection == newSelection)-
1215 return;-
1216-
1217-
1218 if (oldSelection.isEmpty() || newSelection.isEmpty()) {-
1219 selectionChanged(newSelection, oldSelection);-
1220 return;-
1221 }-
1222-
1223 QItemSelection deselected = oldSelection;-
1224 QItemSelection selected = newSelection;-
1225-
1226-
1227 bool advance;-
1228 for (int o = 0; o < deselected.count(); ++o) {-
1229 advance = true;-
1230 for (int s = 0; s < selected.count() && o < deselected.count();) {-
1231 if (deselected.at(o) == selected.at(s)) {-
1232 deselected.removeAt(o);-
1233 selected.removeAt(s);-
1234 advance = false;-
1235 } else {-
1236 ++s;-
1237 }-
1238 }-
1239 if (advance)-
1240 ++o;-
1241 }-
1242-
1243-
1244 QItemSelection intersections;-
1245 for (int o = 0; o < deselected.count(); ++o) {-
1246 for (int s = 0; s < selected.count(); ++s) {-
1247 if (deselected.at(o).intersects(selected.at(s)))-
1248 intersections.append(deselected.at(o).intersected(selected.at(s)));-
1249 }-
1250 }-
1251-
1252-
1253 for (int i = 0; i < intersections.count(); ++i) {-
1254-
1255 for (int o = 0; o < deselected.count();) {-
1256 if (deselected.at(o).intersects(intersections.at(i))) {-
1257 QItemSelection::split(deselected.at(o), intersections.at(i), &deselected);-
1258 deselected.removeAt(o);-
1259 } else {-
1260 ++o;-
1261 }-
1262 }-
1263-
1264 for (int s = 0; s < selected.count();) {-
1265 if (selected.at(s).intersects(intersections.at(i))) {-
1266 QItemSelection::split(selected.at(s), intersections.at(i), &selected);-
1267 selected.removeAt(s);-
1268 } else {-
1269 ++s;-
1270 }-
1271 }-
1272 }-
1273-
1274 if (!selected.isEmpty() || !deselected.isEmpty())-
1275 selectionChanged(selected, deselected);-
1276}-
1277-
1278-
1279QDebug operator<<(QDebug dbg, const QItemSelectionRange &range)-
1280{-
1281 QDebugStateSaver saver(dbg);-
1282 dbg.nospace() << "QItemSelectionRange(" << range.topLeft()-
1283 << ',' << range.bottomRight() << ')';-
1284 return dbg;-
1285}-
1286-
1287-
1288-
1289-
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