qlistwidget.cpp

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9typedef bool(*LessThan)(const QPair<QListWidgetItem*,int>&,const QPair<QListWidgetItem*,int>&);-
10-
11class QListWidgetMimeData : public QMimeData-
12{-
13 public: template <typename ThisObject> inline void qt_check_for_QOBJECT_macro(const ThisObject &_q_argument) const { int i = qYouForgotTheQ_OBJECT_Macro(this, &_q_argument); i = i + 1; }-
14#pragma GCC diagnostic push-
15 static const QMetaObject staticMetaObject; virtual const QMetaObject *metaObject() const; virtual void *qt_metacast(const char *); virtual int qt_metacall(QMetaObject::Call, int, void **); static inline QString tr(const char *s, const char *c = nullptr, int n = -1) { return staticMetaObject.tr(s, c, n); } __attribute__ ((__deprecated__)) static inline QString trUtf8(const char *s, const char *c = nullptr, int n = -1) { return staticMetaObject.tr(s, c, n); } private: __attribute__((visibility("hidden"))) static void qt_static_metacall(QObject *, QMetaObject::Call, int, void **);-
16#pragma GCC diagnostic pop-
17 struct QPrivateSignal {};-
18public:-
19 QList<QListWidgetItem*> items;-
20};-
21-
22-
23-
24-
25QListModel::QListModel(QListWidget *parent)-
26 : QAbstractListModel(parent)-
27{-
28}-
29-
30QListModel::~QListModel()-
31{-
32 clear();-
33}-
34-
35void QListModel::clear()-
36{-
37 beginResetModel();-
38 for (int i = 0; i < items.count(); ++i) {-
39 if (items.at(i)) {-
40 items.at(i)->d->theid = -1;-
41 items.at(i)->view = 0;-
42 delete items.at(i);-
43 }-
44 }-
45 items.clear();-
46 endResetModel();-
47}-
48-
49QListWidgetItem *QListModel::at(int row) const-
50{-
51 return items.value(row);-
52}-
53-
54void QListModel::remove(QListWidgetItem *item)-
55{-
56 if (!item)-
57 return;-
58 int row = items.indexOf(item);-
59 ((!(row != -1)) ? qt_assert("row != -1",__FILE__,94100) : qt_noop());-
60 beginRemoveRows(QModelIndex(), row, row);-
61 items.at(row)->d->theid = -1;-
62 items.at(row)->view = 0;-
63 items.removeAt(row);-
64 endRemoveRows();-
65}-
66-
67void QListModel::insert(int row, QListWidgetItem *item)-
68{-
69 if (!item)-
70 return;-
71-
72 item->view = qobject_cast<QListWidget*>(QObject::parent());-
73 if (item->view && item->view->isSortingEnabled()) {-
74-
75 QList<QListWidgetItem*>::iterator it;-
76 it = sortedInsertionIterator(items.begin(), items.end(),-
77 item->view->sortOrder(), item);-
78 row = qMax(it - items.begin(), 0);-
79 } else {-
80 if (row < 0)-
81 row = 0;-
82 else if (row > items.count())-
83 row = items.count();-
84 }-
85 beginInsertRows(QModelIndex(), row, row);-
86 items.insert(row, item);-
87 item->d->theid = row;-
88 endInsertRows();-
89}-
90-
91void QListModel::insert(int row, const QStringList &labels)-
92{-
93 const int count = labels.count();-
94 if (count <= 0)-
95 return;-
96 QListWidget *view = qobject_cast<QListWidget*>(QObject::parent());-
97 if (view && view->isSortingEnabled()) {-
98-
99 for (int i = 0; i < count; ++i) {-
100 QListWidgetItem *item = new QListWidgetItem(labels.at(i));-
101 insert(row, item);-
102 }-
103 } else {-
104 if (row < 0)-
105 row = 0;-
106 else if (row > items.count())-
107 row = items.count();-
108 beginInsertRows(QModelIndex(), row, row + count - 1);-
109 for (int i = 0; i < count; ++i) {-
110 QListWidgetItem *item = new QListWidgetItem(labels.at(i));-
111 item->d->theid = row;-
112 item->view = qobject_cast<QListWidget*>(QObject::parent());-
113 items.insert(row++, item);-
114 }-
115 endInsertRows();-
116 }-
117}-
118-
119QListWidgetItem *QListModel::take(int row)-
120{-
121 if (row < 0 || row >= items.count())-
122 return 0;-
123-
124 beginRemoveRows(QModelIndex(), row, row);-
125 items.at(row)->d->theid = -1;-
126 items.at(row)->view = 0;-
127 QListWidgetItem *item = items.takeAt(row);-
128 endRemoveRows();-
129 return item;-
130}-
131-
132void QListModel::move(int srcRow, int dstRow)-
133{-
134 if (srcRow == dstRow-
135 || srcRow < 0 || srcRow >= items.count()-
136 || dstRow < 0 || dstRow > items.count())-
137 return;-
138-
139 if (!beginMoveRows(QModelIndex(), srcRow, srcRow, QModelIndex(), dstRow))-
140 return;-
141 if (srcRow < dstRow)-
142 --dstRow;-
143 items.move(srcRow, dstRow);-
144 endMoveRows();-
145}-
146-
147int QListModel::rowCount(const QModelIndex &parent) const-
148{-
149 return parent.isValid() ? 0 : items.count();-
150}-
151-
152QModelIndex QListModel::index(QListWidgetItem *item) const-
153{-
154 if (!item || !item->view || static_cast<const QListModel *>(item->view->model()) != this-
155 || items.isEmpty())-
156 return QModelIndex();-
157 int row;-
158 const int theid = item->d->theid;-
159 if (theid >= 0 && theid < items.count() && items.at(theid) == item) {-
160 row = theid;-
161 } else {-
162 row = items.lastIndexOf(item);-
163 if (row == -1)-
164 return QModelIndex();-
165 item->d->theid = row;-
166 }-
167 return createIndex(row, 0, item);-
168}-
169-
170QModelIndex QListModel::index(int row, int column, const QModelIndex &parent) const-
171{-
172 if (hasIndex(row, column, parent))-
173 return createIndex(row, column, items.at(row));-
174 return QModelIndex();-
175}-
176-
177QVariant QListModel::data(const QModelIndex &index, int role) const-
178{-
179 if (!index.isValid() || index.row() >= items.count())-
180 return QVariant();-
181 return items.at(index.row())->data(role);-
182}-
183-
184bool QListModel::setData(const QModelIndex &index, const QVariant &value, int role)-
185{-
186 if (!index.isValid() || index.row() >= items.count())-
187 return false;-
188 items.at(index.row())->setData(role, value);-
189 return true;-
190}-
191-
192QMap<int, QVariant> QListModel::itemData(const QModelIndex &index) const-
193{-
194 QMap<int, QVariant> roles;-
195 if (!index.isValid() || index.row() >= items.count())-
196 return roles;-
197 QListWidgetItem *itm = items.at(index.row());-
198 for (int i = 0; i < itm->d->values.count(); ++i) {-
199 roles.insert(itm->d->values.at(i).role,-
200 itm->d->values.at(i).value);-
201 }-
202 return roles;-
203}-
204-
205bool QListModel::insertRows(int row, int count, const QModelIndex &parent)-
206{-
207 if (count < 1 || row < 0 || row > rowCount() || parent.isValid())-
208 return false;-
209-
210 beginInsertRows(QModelIndex(), row, row + count - 1);-
211 QListWidget *view = qobject_cast<QListWidget*>(QObject::parent());-
212 QListWidgetItem *itm = 0;-
213-
214 for (int r = row; r < row + count; ++r) {-
215 itm = new QListWidgetItem;-
216 itm->view = view;-
217 itm->d->theid = r;-
218 items.insert(r, itm);-
219 }-
220-
221 endInsertRows();-
222 return true;-
223}-
224-
225bool QListModel::removeRows(int row, int count, const QModelIndex &parent)-
226{-
227 if (count < 1 || row < 0 || (row + count) > rowCount() || parent.isValid())-
228 return false;-
229-
230 beginRemoveRows(QModelIndex(), row, row + count - 1);-
231 QListWidgetItem *itm = 0;-
232 for (int r = row; r < row + count; ++r) {-
233 itm = items.takeAt(row);-
234 itm->view = 0;-
235 itm->d->theid = -1;-
236 delete itm;-
237 }-
238 endRemoveRows();-
239 return true;-
240}-
241-
242Qt::ItemFlags QListModel::flags(const QModelIndex &index) const-
243{-
244 if (!index.isValid() || index.row() >= items.count() || index.model() != this)-
245 return Qt::ItemIsDropEnabled;-
246 return items.at(index.row())->flags();-
247}-
248-
249void QListModel::sort(int column, Qt::SortOrder order)-
250{-
251 if (column != 0)-
252 return;-
253-
254 layoutAboutToBeChanged();-
255-
256 QVector < QPair<QListWidgetItem*,int> > sorting(items.count());-
257 for (int i = 0; i < items.count(); ++i) {-
258 QListWidgetItem *item = items.at(i);-
259 sorting[i].first = item;-
260 sorting[i].second = i;-
261 }-
262-
263 LessThan compare = (order == Qt::AscendingOrder ? &itemLessThan : &itemGreaterThan);-
264 std::sort(sorting.begin(), sorting.end(), compare);-
265 QModelIndexList fromIndexes;-
266 QModelIndexList toIndexes;-
267 const int sortingCount = sorting.count();-
268 fromIndexes.reserve(sortingCount);-
269 toIndexes.reserve(sortingCount);-
270 for (int r = 0; r < sortingCount; ++r) {-
271 QListWidgetItem *item = sorting.at(r).first;-
272 toIndexes.append(createIndex(r, 0, item));-
273 fromIndexes.append(createIndex(sorting.at(r).second, 0, sorting.at(r).first));-
274 items[r] = sorting.at(r).first;-
275 }-
276 changePersistentIndexList(fromIndexes, toIndexes);-
277-
278 layoutChanged();-
279}-
280void QListModel::ensureSorted(int column, Qt::SortOrder order, int start, int end)-
281{-
282 if (column != 0)-
283 return;-
284-
285 int count = end - start + 1;-
286 QVector < QPair<QListWidgetItem*,int> > sorting(count);-
287 for (int i = 0; i < count; ++i) {-
288 sorting[i].first = items.at(start + i);-
289 sorting[i].second = start + i;-
290 }-
291-
292 LessThan compare = (order == Qt::AscendingOrder ? &itemLessThan : &itemGreaterThan);-
293 std::sort(sorting.begin(), sorting.end(), compare);-
294-
295 QModelIndexList oldPersistentIndexes = persistentIndexList();-
296 QModelIndexList newPersistentIndexes = oldPersistentIndexes;-
297 QList<QListWidgetItem*> tmp = items;-
298 QList<QListWidgetItem*>::iterator lit = tmp.begin();-
299 bool changed = false;-
300 for (int i = 0; i < count; ++i) {-
301 int oldRow = sorting.at(i).second;-
302 int tmpitepos = lit - tmp.begin();-
303 QListWidgetItem *item = tmp.takeAt(oldRow);-
304 if (tmpitepos > tmp.size())-
305 --tmpitepos;-
306 lit = tmp.begin() + tmpitepos;-
307 lit = sortedInsertionIterator(lit, tmp.end(), order, item);-
308 int newRow = qMax(lit - tmp.begin(), 0);-
309 lit = tmp.insert(lit, item);-
310 if (newRow != oldRow) {-
311 changed = true;-
312 for (int j = i + 1; j < count; ++j) {-
313 int otherRow = sorting.at(j).second;-
314 if (oldRow < otherRow && newRow >= otherRow)-
315 --sorting[j].second;-
316 else if (oldRow > otherRow && newRow <= otherRow)-
317 ++sorting[j].second;-
318 }-
319 for (int k = 0; k < newPersistentIndexes.count(); ++k) {-
320 QModelIndex pi = newPersistentIndexes.at(k);-
321 int oldPersistentRow = pi.row();-
322 int newPersistentRow = oldPersistentRow;-
323 if (oldPersistentRow == oldRow)-
324 newPersistentRow = newRow;-
325 else if (oldRow < oldPersistentRow && newRow >= oldPersistentRow)-
326 newPersistentRow = oldPersistentRow - 1;-
327 else if (oldRow > oldPersistentRow && newRow <= oldPersistentRow)-
328 newPersistentRow = oldPersistentRow + 1;-
329 if (newPersistentRow != oldPersistentRow)-
330 newPersistentIndexes[k] = createIndex(newPersistentRow,-
331 pi.column(), pi.internalPointer());-
332 }-
333 }-
334 }-
335-
336 if (changed) {-
337 layoutAboutToBeChanged();-
338 items = tmp;-
339 changePersistentIndexList(oldPersistentIndexes, newPersistentIndexes);-
340 layoutChanged();-
341 }-
342}-
343-
344bool QListModel::itemLessThan(const QPair<QListWidgetItem*,int> &left,-
345 const QPair<QListWidgetItem*,int> &right)-
346{-
347 return (*left.first) < (*right.first);-
348}-
349-
350bool QListModel::itemGreaterThan(const QPair<QListWidgetItem*,int> &left,-
351 const QPair<QListWidgetItem*,int> &right)-
352{-
353 return (*right.first) < (*left.first);-
354}-
355-
356QList<QListWidgetItem*>::iterator QListModel::sortedInsertionIterator(-
357 const QList<QListWidgetItem*>::iterator &begin,-
358 const QList<QListWidgetItem*>::iterator &end,-
359 Qt::SortOrder order, QListWidgetItem *item)-
360{-
361 if (order == Qt::AscendingOrder)-
362 return std::lower_bound(begin, end, item, QListModelLessThan());-
363 return std::lower_bound(begin, end, item, QListModelGreaterThan());-
364}-
365-
366void QListModel::itemChanged(QListWidgetItem *item)-
367{-
368 QModelIndex idx = index(item);-
369 dataChanged(idx, idx);-
370}-
371-
372QStringList QListModel::mimeTypes() const-
373{-
374 const QListWidget *view = qobject_cast<const QListWidget*>(QObject::parent());-
375 return view->mimeTypes();-
376}-
377-
378QMimeData *QListModel::internalMimeData() const-
379{-
380 return QAbstractItemModel::mimeData(cachedIndexes);-
381}-
382-
383QMimeData *QListModel::mimeData(const QModelIndexList &indexes) const-
384{-
385 QList<QListWidgetItem*> itemlist;-
386 const int indexesCount = indexes.count();-
387 itemlist.reserve(indexesCount);-
388 for (int i = 0; i < indexesCount; ++i)-
389 itemlist << at(indexes.at(i).row());-
390 const QListWidget *view = qobject_cast<const QListWidget*>(QObject::parent());-
391-
392 cachedIndexes = indexes;-
393 QMimeData *mimeData = view->mimeData(itemlist);-
394 cachedIndexes.clear();-
395 return mimeData;-
396}-
397-
398-
399bool QListModel::dropMimeData(const QMimeData *data, Qt::DropAction action,-
400 int row, int column, const QModelIndex &index)-
401{-
402 (void)column;;-
403 QListWidget *view = qobject_cast<QListWidget*>(QObject::parent());-
404 if (index.isValid())-
405 row = index.row();-
406 else if (row == -1)-
407 row = items.count();-
408-
409 return view->dropMimeData(row, data, action);-
410}-
411-
412Qt::DropActions QListModel::supportedDropActions() const-
413{-
414 const QListWidget *view = qobject_cast<const QListWidget*>(QObject::parent());-
415 return view->supportedDropActions();-
416}-
417QListWidgetItem::QListWidgetItem(QListWidget *view, int type)-
418 : rtti(type), view(view), d(new QListWidgetItemPrivate(this)),-
419 itemFlags(Qt::ItemIsSelectable-
420 |Qt::ItemIsUserCheckable-
421 |Qt::ItemIsEnabled-
422 |Qt::ItemIsDragEnabled)-
423{-
424 if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))-
425 model->insert(model->rowCount(), this);-
426}-
427QListWidgetItem::QListWidgetItem(const QString &text, QListWidget *view, int type)-
428 : rtti(type), view(0), d(new QListWidgetItemPrivate(this)),-
429 itemFlags(Qt::ItemIsSelectable-
430 |Qt::ItemIsUserCheckable-
431 |Qt::ItemIsEnabled-
432 |Qt::ItemIsDragEnabled)-
433{-
434 setData(Qt::DisplayRole, text);-
435 this->view = view;-
436 if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))-
437 model->insert(model->rowCount(), this);-
438}-
439QListWidgetItem::QListWidgetItem(const QIcon &icon,const QString &text,-
440 QListWidget *view, int type)-
441 : rtti(type), view(0), d(new QListWidgetItemPrivate(this)),-
442 itemFlags(Qt::ItemIsSelectable-
443 |Qt::ItemIsUserCheckable-
444 |Qt::ItemIsEnabled-
445 |Qt::ItemIsDragEnabled)-
446{-
447 setData(Qt::DisplayRole, text);-
448 setData(Qt::DecorationRole, icon);-
449 this->view = view;-
450 if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))-
451 model->insert(model->rowCount(), this);-
452}-
453-
454-
455-
456-
457QListWidgetItem::~QListWidgetItem()-
458{-
459 if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))-
460 model->remove(this);-
461 delete d;-
462}-
463-
464-
465-
466-
467QListWidgetItem *QListWidgetItem::clone() const-
468{-
469 return new QListWidgetItem(*this);-
470}-
471-
472-
473-
474-
475-
476-
477-
478void QListWidgetItem::setData(int role, const QVariant &value)-
479{-
480 bool found = false;-
481 role = (role == Qt::EditRole ? Qt::DisplayRole : role);-
482 for (int i = 0; i < d->values.count(); ++i) {-
483 if (d->values.at(i).role == role) {-
484 if (d->values.at(i).value == value)-
485 return;-
486 d->values[i].value = value;-
487 found = true;-
488 break;-
489 }-
490 }-
491 if (!found)-
492 d->values.append(QWidgetItemData(role, value));-
493 if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))-
494 model->itemChanged(this);-
495}-
496-
497-
498-
499-
500-
501-
502-
503QVariant QListWidgetItem::data(int role) const-
504{-
505 role = (role == Qt::EditRole ? Qt::DisplayRole : role);-
506 for (int i = 0; i < d->values.count(); ++i)-
507 if (d->values.at(i).role == role)-
508 return d->values.at(i).value;-
509 return QVariant();-
510}-
511-
512-
513-
514-
515-
516bool QListWidgetItem::operator<(const QListWidgetItem &other) const-
517{-
518 const QVariant v1 = data(Qt::DisplayRole), v2 = other.data(Qt::DisplayRole);-
519 return QAbstractItemModelPrivate::variantLessThan(v1, v2);-
520}-
521void QListWidgetItem::read(QDataStream &in)-
522{-
523 in >> d->values;-
524}-
525-
526-
527-
528-
529-
530-
531void QListWidgetItem::write(QDataStream &out) const-
532{-
533 out << d->values;-
534}-
535QListWidgetItem::QListWidgetItem(const QListWidgetItem &other)-
536 : rtti(Type), view(0),-
537 d(new QListWidgetItemPrivate(this)),-
538 itemFlags(other.itemFlags)-
539{-
540 d->values = other.d->values;-
541}-
542QListWidgetItem &QListWidgetItem::operator=(const QListWidgetItem &other)-
543{-
544 d->values = other.d->values;-
545 itemFlags = other.itemFlags;-
546 return *this;-
547}-
548QDataStream &operator<<(QDataStream &out, const QListWidgetItem &item)-
549{-
550 item.write(out);-
551 return out;-
552}-
553QDataStream &operator>>(QDataStream &in, QListWidgetItem &item)-
554{-
555 item.read(in);-
556 return in;-
557}-
558void QListWidgetItem::setFlags(Qt::ItemFlags aflags) {-
559 itemFlags = aflags;-
560 if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))-
561 model->itemChanged(this);-
562}-
563void QListWidgetPrivate::setup()-
564{-
565 QListWidget * const q = q_func();-
566 q->QListView::setModel(new QListModel(q));-
567-
568 QObject::connect(q, qFlagLocation("2""pressed(QModelIndex)" "\0" __FILE__ ":" "1057""1063"), q, qFlagLocation("1""_q_emitItemPressed(QModelIndex)" "\0" __FILE__ ":" "1057""1063"));-
569 QObject::connect(q, qFlagLocation("2""clicked(QModelIndex)" "\0" __FILE__ ":" "1058""1064"), q, qFlagLocation("1""_q_emitItemClicked(QModelIndex)" "\0" __FILE__ ":" "1058""1064"));-
570 QObject::connect(q, qFlagLocation("2""doubleClicked(QModelIndex)" "\0" __FILE__ ":" "1059""1065"),-
571 q, qFlagLocation("1""_q_emitItemDoubleClicked(QModelIndex)" "\0" __FILE__ ":" "1060""1066"));-
572 QObject::connect(q, qFlagLocation("2""activated(QModelIndex)" "\0" __FILE__ ":" "1061""1067"),-
573 q, qFlagLocation("1""_q_emitItemActivated(QModelIndex)" "\0" __FILE__ ":" "1062""1068"));-
574 QObject::connect(q, qFlagLocation("2""entered(QModelIndex)" "\0" __FILE__ ":" "1063""1069"), q, qFlagLocation("1""_q_emitItemEntered(QModelIndex)" "\0" __FILE__ ":" "1063""1069"));-
575 QObject::connect(model, qFlagLocation("2""dataChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1064""1070"),-
576 q, qFlagLocation("1""_q_emitItemChanged(QModelIndex)" "\0" __FILE__ ":" "1065"));-
QObject::connect(q->selectionModel(), qFlagLocation("2""currentChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1066"),
q, qFlagLocation("1""_q_emitCurrentItemChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1067"));
QObject::connect(q->selectionModel(), qFlagLocation("2""selectionChanged(QItemSelection,QItemSelection)" "\0" __FILE__ ":" "1068"),
q, qFlagLocation("2""itemSelectionChanged()" "\0" __FILE__ ":" "1069""1071"));
577 QObject::connect(model, qFlagLocation("2""dataChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1070""1072"),-
578 q, qFlagLocation("1""_q_dataChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1071""1073"));-
579 QObject::connect(model, qFlagLocation("2""columnsRemoved(QModelIndex,int,int)" "\0" __FILE__ ":" "1072""1074"), q, qFlagLocation("1""_q_sort()" "\0" __FILE__ ":" "1072""1074"));-
580}
never executed: end of block
0
581-
582void QListWidgetPrivate::_q_emitItemPressed(const QModelIndex &index)-
583{-
584 QListWidget * const q = q_func();-
585 q->itemPressed(listModel()->at(index.row()));-
586}-
587-
588void QListWidgetPrivate::_q_emitItemClicked(const QModelIndex &index)-
589{-
590 QListWidget * const q = q_func();-
591 q->itemClicked(listModel()->at(index.row()));-
592}-
593-
594void QListWidgetPrivate::_q_emitItemDoubleClicked(const QModelIndex &index)-
595{-
596 QListWidget * const q = q_func();-
597 q->itemDoubleClicked(listModel()->at(index.row()));-
598}-
599-
600void QListWidgetPrivate::_q_emitItemActivated(const QModelIndex &index)-
601{-
602 QListWidget * const q = q_func();-
603 q->itemActivated(listModel()->at(index.row()));-
604}-
605-
606void QListWidgetPrivate::_q_emitItemEntered(const QModelIndex &index)-
607{-
608 QListWidget * const q = q_func();-
609 q->itemEntered(listModel()->at(index.row()));-
610}-
611-
612void QListWidgetPrivate::_q_emitItemChanged(const QModelIndex &index)-
613{-
614 QListWidget * const q = q_func();-
615 q->itemChanged(listModel()->at(index.row()));-
616}-
617-
618void QListWidgetPrivate::_q_emitCurrentItemChanged(const QModelIndex &current,-
619 const QModelIndex &previous)-
620{-
621 QListWidget * const q = q_func();-
622 QPersistentModelIndex persistentCurrent = current;-
623 QListWidgetItem *currentItem = listModel()->at(persistentCurrent.row());-
624 q->currentItemChanged(currentItem, listModel()->at(previous.row()));-
625-
626-
627-
628 if (!persistentCurrent.isValid()) {-
629 currentItem = 0;-
630 }-
631-
632 q->currentTextChanged(currentItem ? currentItem->text() : QString());-
633 q->currentRowChanged(persistentCurrent.row());-
634}-
635-
636void QListWidgetPrivate::_q_sort()-
637{-
638 if (sortingEnabled)-
639 model->sort(0, sortOrder);-
640}-
641-
642void QListWidgetPrivate::_q_dataChanged(const QModelIndex &topLeft,-
643 const QModelIndex &bottomRight)-
644{-
645 if (sortingEnabled && topLeft.isValid() && bottomRight.isValid())-
646 listModel()->ensureSorted(topLeft.column(), sortOrder,-
647 topLeft.row(), bottomRight.row());-
648}-
649QListWidget::QListWidget(QWidget *parent)-
650 : QListView(*new QListWidgetPrivate(), parent)-
651{-
652 QListWidgetPrivate * const d = d_func();-
653 d->setup();-
654}-
655-
656-
657-
658-
659-
660QListWidget::~QListWidget()-
661{-
662}-
663-
664-
665-
666-
667-
668void QListWidget::setSelectionModel(QItemSelectionModel *selectionModel)-
669{-
670 QListWidgetPrivate * const d = d_func();-
671-
672 if (d->selectionModel
d->selectionModelDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
673 QObject::disconnect(d->selectionModel, qFlagLocation("2""currentChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1362"),-
674 this, qFlagLocation("1""_q_emitCurrentItemChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1363"));-
675 QObject::disconnect(d->selectionModel, qFlagLocation("2""selectionChanged(QItemSelection,QItemSelection)" "\0" __FILE__ ":" "1364"),-
676 this, qFlagLocation("2""itemSelectionChanged()" "\0" __FILE__ ":" "1365"));-
677 }
never executed: end of block
0
678-
679 QListView::setSelectionModel(selectionModel);-
680-
681 if (d->selectionModel
d->selectionModelDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
682 QObject::connect(d->selectionModel, qFlagLocation("2""currentChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1371"),-
683 this, qFlagLocation("1""_q_emitCurrentItemChanged(QModelIndex,QModelIndex)" "\0" __FILE__ ":" "1372"));-
684 QObject::connect(d->selectionModel, qFlagLocation("2""selectionChanged(QItemSelection,QItemSelection)" "\0" __FILE__ ":" "1373"),-
685 this, qFlagLocation("2""itemSelectionChanged()" "\0" __FILE__ ":" "1374"));-
686 }
never executed: end of block
0
687}
never executed: end of block
0
688QListWidgetItem *QListWidget::item(int row) const-
689{-
690 const QListWidgetPrivate * const d = d_func();-
691 if (row < 0 || row >= d->model->rowCount())-
692 return 0;-
693 return d->listModel()->at(row);-
694}-
695-
696-
697-
698-
699-
700-
701-
702int QListWidget::row(const QListWidgetItem *item) const-
703{-
704 const QListWidgetPrivate * const d = d_func();-
705 return d->listModel()->index(const_cast<QListWidgetItem*>(item)).row();-
706}-
707void QListWidget::insertItem(int row, QListWidgetItem *item)-
708{-
709 QListWidgetPrivate * const d = d_func();-
710 if (item && !item->view)-
711 d->listModel()->insert(row, item);-
712}-
713void QListWidget::insertItem(int row, const QString &label)-
714{-
715 QListWidgetPrivate * const d = d_func();-
716 d->listModel()->insert(row, new QListWidgetItem(label));-
717}-
718void QListWidget::insertItems(int row, const QStringList &labels)-
719{-
720 QListWidgetPrivate * const d = d_func();-
721 d->listModel()->insert(row, labels);-
722}-
723QListWidgetItem *QListWidget::takeItem(int row)-
724{-
725 QListWidgetPrivate * const d = d_func();-
726 if (row < 0 || row >= d->model->rowCount())-
727 return 0;-
728 return d->listModel()->take(row);-
729}-
730-
731-
732-
733-
734-
735-
736int QListWidget::count() const-
737{-
738 const QListWidgetPrivate * const d = d_func();-
739 return d->model->rowCount();-
740}-
741-
742-
743-
744-
745QListWidgetItem *QListWidget::currentItem() const-
746{-
747 const QListWidgetPrivate * const d = d_func();-
748 return d->listModel()->at(currentIndex().row());-
749}-
750void QListWidget::setCurrentItem(QListWidgetItem *item)-
751{-
752 setCurrentRow(row(item));-
753}-
754-
755-
756-
757-
758-
759void QListWidget::setCurrentItem(QListWidgetItem *item, QItemSelectionModel::SelectionFlags command)-
760{-
761 setCurrentRow(row(item), command);-
762}-
763int QListWidget::currentRow() const-
764{-
765 return currentIndex().row();-
766}-
767-
768void QListWidget::setCurrentRow(int row)-
769{-
770 QListWidgetPrivate * const d = d_func();-
771 QModelIndex index = d->listModel()->index(row);-
772 if (d->selectionMode == SingleSelection)-
773 selectionModel()->setCurrentIndex(index, QItemSelectionModel::ClearAndSelect);-
774 else if (d->selectionMode == NoSelection)-
775 selectionModel()->setCurrentIndex(index, QItemSelectionModel::NoUpdate);-
776 else-
777 selectionModel()->setCurrentIndex(index, QItemSelectionModel::SelectCurrent);-
778}-
779-
780-
781-
782-
783-
784-
785void QListWidget::setCurrentRow(int row, QItemSelectionModel::SelectionFlags command)-
786{-
787 QListWidgetPrivate * const d = d_func();-
788 d->selectionModel->setCurrentIndex(d->listModel()->index(row), command);-
789}-
790-
791-
792-
793-
794-
795-
796QListWidgetItem *QListWidget::itemAt(const QPoint &p) const-
797{-
798 const QListWidgetPrivate * const d = d_func();-
799 return d->listModel()->at(indexAt(p).row());-
800-
801}-
802QRect QListWidget::visualItemRect(const QListWidgetItem *item) const-
803{-
804 const QListWidgetPrivate * const d = d_func();-
805 QModelIndex index = d->listModel()->index(const_cast<QListWidgetItem*>(item));-
806 return visualRect(index);-
807}-
808-
809-
810-
811-
812void QListWidget::sortItems(Qt::SortOrder order)-
813{-
814 QListWidgetPrivate * const d = d_func();-
815 d->sortOrder = order;-
816 d->listModel()->sort(0, order);-
817}-
818void QListWidget::setSortingEnabled(bool enable)-
819{-
820 QListWidgetPrivate * const d = d_func();-
821 d->sortingEnabled = enable;-
822}-
823-
824bool QListWidget::isSortingEnabled() const-
825{-
826 const QListWidgetPrivate * const d = d_func();-
827 return d->sortingEnabled;-
828}-
829-
830-
831-
832-
833Qt::SortOrder QListWidget::sortOrder() const-
834{-
835 const QListWidgetPrivate * const d = d_func();-
836 return d->sortOrder;-
837}-
838-
839-
840-
841-
842-
843void QListWidget::editItem(QListWidgetItem *item)-
844{-
845 QListWidgetPrivate * const d = d_func();-
846 edit(d->listModel()->index(item));-
847}-
848-
849-
850-
851-
852-
853-
854-
855void QListWidget::openPersistentEditor(QListWidgetItem *item)-
856{-
857 QListWidgetPrivate * const d = d_func();-
858 QModelIndex index = d->listModel()->index(item);-
859 QAbstractItemView::openPersistentEditor(index);-
860}-
861-
862-
863-
864-
865-
866-
867void QListWidget::closePersistentEditor(QListWidgetItem *item)-
868{-
869 QListWidgetPrivate * const d = d_func();-
870 QModelIndex index = d->listModel()->index(item);-
871 QAbstractItemView::closePersistentEditor(index);-
872}-
873QWidget *QListWidget::itemWidget(QListWidgetItem *item) const-
874{-
875 const QListWidgetPrivate * const d = d_func();-
876 QModelIndex index = d->listModel()->index(item);-
877 return QAbstractItemView::indexWidget(index);-
878}-
879void QListWidget::setItemWidget(QListWidgetItem *item, QWidget *widget)-
880{-
881 QListWidgetPrivate * const d = d_func();-
882 QModelIndex index = d->listModel()->index(item);-
883 QAbstractItemView::setIndexWidget(index, widget);-
884}-
885bool QListWidget::isItemSelected(const QListWidgetItem *item) const-
886{-
887 const QListWidgetPrivate * const d = d_func();-
888 QModelIndex index = d->listModel()->index(const_cast<QListWidgetItem*>(item));-
889 return selectionModel()->isSelected(index);-
890}-
891void QListWidget::setItemSelected(const QListWidgetItem *item, bool select)-
892{-
893 QListWidgetPrivate * const d = d_func();-
894 QModelIndex index = d->listModel()->index(const_cast<QListWidgetItem*>(item));-
895-
896 if (d->selectionMode == SingleSelection) {-
897 selectionModel()->select(index, select-
898 ? QItemSelectionModel::ClearAndSelect-
899 : QItemSelectionModel::Deselect);-
900 } else if (d->selectionMode != NoSelection) {-
901 selectionModel()->select(index, select-
902 ? QItemSelectionModel::Select-
903 : QItemSelectionModel::Deselect);-
904 }-
905-
906}-
907-
908-
909-
910-
911-
912QList<QListWidgetItem*> QListWidget::selectedItems() const-
913{-
914 const QListWidgetPrivate * const d = d_func();-
915 QModelIndexList indexes = selectionModel()->selectedIndexes();-
916 QList<QListWidgetItem*> items;-
917 const int numIndexes = indexes.count();-
918 items.reserve(numIndexes);-
919 for (int i = 0; i < numIndexes; ++i)-
920 items.append(d->listModel()->at(indexes.at(i).row()));-
921 return items;-
922}-
923-
924-
925-
926-
927-
928-
929QList<QListWidgetItem*> QListWidget::findItems(const QString &text, Qt::MatchFlags flags) const-
930{-
931 const QListWidgetPrivate * const d = d_func();-
932 QModelIndexList indexes = d->listModel()->match(model()->index(0, 0, QModelIndex()),-
933 Qt::DisplayRole, text, -1, flags);-
934 QList<QListWidgetItem*> items;-
935 const int indexesSize = indexes.size();-
936 items.reserve(indexesSize);-
937 for (int i = 0; i < indexesSize; ++i)-
938 items.append(d->listModel()->at(indexes.at(i).row()));-
939 return items;-
940}-
941bool QListWidget::isItemHidden(const QListWidgetItem *item) const-
942{-
943 return isRowHidden(row(item));-
944}-
945void QListWidget::setItemHidden(const QListWidgetItem *item, bool hide)-
946{-
947 setRowHidden(row(item), hide);-
948}-
949-
950-
951-
952-
953-
954-
955-
956void QListWidget::scrollToItem(const QListWidgetItem *item, QAbstractItemView::ScrollHint hint)-
957{-
958 QListWidgetPrivate * const d = d_func();-
959 QModelIndex index = d->listModel()->index(const_cast<QListWidgetItem*>(item));-
960 QListView::scrollTo(index, hint);-
961}-
962-
963-
964-
965-
966-
967-
968void QListWidget::clear()-
969{-
970 QListWidgetPrivate * const d = d_func();-
971 selectionModel()->clear();-
972 d->listModel()->clear();-
973}-
974-
975-
976-
977-
978-
979-
980-
981QStringList QListWidget::mimeTypes() const-
982{-
983 return d_func()->listModel()->QAbstractListModel::mimeTypes();-
984}-
985QMimeData *QListWidget::mimeData(const QList<QListWidgetItem*> items) const-
986-
987{-
988 const QListWidgetPrivate * const d = d_func();-
989-
990 QModelIndexList &cachedIndexes = d->listModel()->cachedIndexes;-
991-
992-
993 if (cachedIndexes.isEmpty()) {-
994 cachedIndexes.reserve(items.count());-
995 for (QForeachContainer<typename QtPrivate::remove_reference<decltype(items)>::type> _container_((items)); _container_.control && _container_.i != _container_.e; ++_container_.i, _container_.control ^= 1) for (QListWidgetItem *item = *_container_.i; _container_.control; _container_.control = 0)-
996 cachedIndexes << indexFromItem(item);-
997-
998 QMimeData *result = d->listModel()->internalMimeData();-
999-
1000 cachedIndexes.clear();-
1001 return result;-
1002 }-
1003-
1004 return d->listModel()->internalMimeData();-
1005}-
1006bool QListWidget::dropMimeData(int index, const QMimeData *data, Qt::DropAction action)-
1007{-
1008 QModelIndex idx;-
1009 int row = index;-
1010 int column = 0;-
1011 if (dropIndicatorPosition() == QAbstractItemView::OnItem) {-
1012-
1013 idx = model()->index(row, column);-
1014 row = -1;-
1015 column = -1;-
1016 }-
1017 return d_func()->listModel()->QAbstractListModel::dropMimeData(data, action , row, column, idx);-
1018}-
1019-
1020-
1021void QListWidget::dropEvent(QDropEvent *event) {-
1022 QListWidgetPrivate * const d = d_func();-
1023 if (event->source() == this && d->movement != Static) {-
1024 QListView::dropEvent(event);-
1025 return;-
1026 }-
1027-
1028 if (event->source() == this && (event->dropAction() == Qt::MoveAction ||-
1029 dragDropMode() == QAbstractItemView::InternalMove)) {-
1030 QModelIndex topIndex;-
1031 int col = -1;-
1032 int row = -1;-
1033 if (d->dropOn(event, &row, &col, &topIndex)) {-
1034 QList<QModelIndex> selIndexes = selectedIndexes();-
1035 QList<QPersistentModelIndex> persIndexes;-
1036 const int selIndexesCount = selIndexes.count();-
1037 persIndexes.reserve(selIndexesCount);-
1038 for (int i = 0; i < selIndexesCount; i++)-
1039 persIndexes.append(selIndexes.at(i));-
1040-
1041 if (persIndexes.contains(topIndex))-
1042 return;-
1043 std::sort(persIndexes.begin(), persIndexes.end());-
1044-
1045 QPersistentModelIndex dropRow = model()->index(row, col, topIndex);-
1046-
1047 int r = row == -1 ? count() : (dropRow.row() >= 0 ? dropRow.row() : row);-
1048 for (int i = 0; i < persIndexes.count(); ++i) {-
1049 const QPersistentModelIndex &pIndex = persIndexes.at(i);-
1050 d->listModel()->move(pIndex.row(), r);-
1051 r = pIndex.row() + 1;-
1052 }-
1053-
1054 event->accept();-
1055-
1056 event->setDropAction(Qt::CopyAction);-
1057 }-
1058 }-
1059-
1060 QListView::dropEvent(event);-
1061}-
1062-
1063-
1064-
1065-
1066-
1067-
1068Qt::DropActions QListWidget::supportedDropActions() const-
1069{-
1070 const QListWidgetPrivate * const d = d_func();-
1071 return d->listModel()->QAbstractListModel::supportedDropActions() | Qt::MoveAction;-
1072}-
1073-
1074-
1075-
1076-
1077-
1078-
1079-
1080QList<QListWidgetItem*> QListWidget::items(const QMimeData *data) const-
1081{-
1082 const QListWidgetMimeData *lwd = qobject_cast<const QListWidgetMimeData*>(data);-
1083 if (lwd)-
1084 return lwd->items;-
1085 return QList<QListWidgetItem*>();-
1086}-
1087-
1088-
1089-
1090-
1091-
1092QModelIndex QListWidget::indexFromItem(QListWidgetItem *item) const-
1093{-
1094 const QListWidgetPrivate * const d = d_func();-
1095 return d->listModel()->index(item);-
1096}-
1097-
1098-
1099-
1100-
1101-
1102QListWidgetItem *QListWidget::itemFromIndex(const QModelIndex &index) const-
1103{-
1104 const QListWidgetPrivate * const d = d_func();-
1105 if (d->isIndexValid(index))-
1106 return d->listModel()->at(index.row());-
1107 return 0;-
1108}-
1109-
1110-
1111-
1112-
1113void QListWidget::setModel(QAbstractItemModel * )-
1114{-
1115 ((!(!"QListWidget::setModel() - Changing the model of the QListWidget is not allowed.")) ? qt_assert("!\"QListWidget::setModel() - Changing the model of the QListWidget is not allowed.\"",__FILE__,19371964) : qt_noop());-
1116}-
1117-
1118-
1119-
1120-
1121bool QListWidget::event(QEvent *e)-
1122{-
1123 return QListView::event(e);-
1124}-
1125-
1126-
1127-
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