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-rw-r--r--src/widgets/itemviews/qlistwidget.cpp140
1 files changed, 85 insertions, 55 deletions
diff --git a/src/widgets/itemviews/qlistwidget.cpp b/src/widgets/itemviews/qlistwidget.cpp
index 895622616e..a9899983c2 100644
--- a/src/widgets/itemviews/qlistwidget.cpp
+++ b/src/widgets/itemviews/qlistwidget.cpp
@@ -583,24 +583,6 @@ Qt::DropActions QListModel::supportedDropActions() const
*/
/*!
- \fn void QListWidgetItem::setSelected(bool select)
- \since 4.2
-
- Sets the selected state of the item to \a select.
-
- \sa isSelected()
-*/
-
-/*!
- \fn bool QListWidgetItem::isSelected() const
- \since 4.2
-
- Returns \c true if the item is selected; otherwise returns \c false.
-
- \sa setSelected()
-*/
-
-/*!
\fn void QListWidgetItem::setHidden(bool hide)
\since 4.2
@@ -634,14 +616,14 @@ Qt::DropActions QListModel::supportedDropActions() const
\sa type()
*/
-QListWidgetItem::QListWidgetItem(QListWidget *view, int type)
- : rtti(type), view(view), d(new QListWidgetItemPrivate(this)),
+QListWidgetItem::QListWidgetItem(QListWidget *listview, int type)
+ : rtti(type), view(listview), d(new QListWidgetItemPrivate(this)),
itemFlags(Qt::ItemIsSelectable
|Qt::ItemIsUserCheckable
|Qt::ItemIsEnabled
|Qt::ItemIsDragEnabled)
{
- if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))
+ if (QListModel *model = listModel())
model->insert(model->rowCount(), this);
}
@@ -661,16 +643,18 @@ QListWidgetItem::QListWidgetItem(QListWidget *view, int type)
\sa type()
*/
-QListWidgetItem::QListWidgetItem(const QString &text, QListWidget *view, int type)
- : rtti(type), view(0), d(new QListWidgetItemPrivate(this)),
+QListWidgetItem::QListWidgetItem(const QString &text, QListWidget *listview, int type)
+ : rtti(type), view(listview), d(new QListWidgetItemPrivate(this)),
itemFlags(Qt::ItemIsSelectable
|Qt::ItemIsUserCheckable
|Qt::ItemIsEnabled
|Qt::ItemIsDragEnabled)
{
- setData(Qt::DisplayRole, text);
- this->view = view;
- if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))
+ {
+ QSignalBlocker b(view);
+ setData(Qt::DisplayRole, text);
+ }
+ if (QListModel *model = listModel())
model->insert(model->rowCount(), this);
}
@@ -692,17 +676,19 @@ QListWidgetItem::QListWidgetItem(const QString &text, QListWidget *view, int typ
\sa type()
*/
QListWidgetItem::QListWidgetItem(const QIcon &icon,const QString &text,
- QListWidget *view, int type)
- : rtti(type), view(0), d(new QListWidgetItemPrivate(this)),
+ QListWidget *listview, int type)
+ : rtti(type), view(listview), d(new QListWidgetItemPrivate(this)),
itemFlags(Qt::ItemIsSelectable
|Qt::ItemIsUserCheckable
|Qt::ItemIsEnabled
|Qt::ItemIsDragEnabled)
{
- setData(Qt::DisplayRole, text);
- setData(Qt::DecorationRole, icon);
- this->view = view;
- if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))
+ {
+ QSignalBlocker b(view);
+ setData(Qt::DisplayRole, text);
+ setData(Qt::DecorationRole, icon);
+ }
+ if (QListModel *model = listModel())
model->insert(model->rowCount(), this);
}
@@ -711,7 +697,7 @@ QListWidgetItem::QListWidgetItem(const QIcon &icon,const QString &text,
*/
QListWidgetItem::~QListWidgetItem()
{
- if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))
+ if (QListModel *model = listModel())
model->remove(this);
delete d;
}
@@ -748,7 +734,7 @@ void QListWidgetItem::setData(int role, const QVariant &value)
}
if (!found)
d->values.append(QWidgetItemData(role, value));
- if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : nullptr)) {
+ if (QListModel *model = listModel()) {
const QVector<int> roles((role == Qt::DisplayRole) ?
QVector<int>({Qt::DisplayRole, Qt::EditRole}) :
QVector<int>({role}));
@@ -815,7 +801,7 @@ void QListWidgetItem::write(QDataStream &out) const
\sa data(), flags()
*/
QListWidgetItem::QListWidgetItem(const QListWidgetItem &other)
- : rtti(Type), view(0),
+ : rtti(Type), view(nullptr),
d(new QListWidgetItemPrivate(this)),
itemFlags(other.itemFlags)
{
@@ -837,6 +823,15 @@ QListWidgetItem &QListWidgetItem::operator=(const QListWidgetItem &other)
return *this;
}
+/*!
+ \internal
+ returns the QListModel if a view is set
+ */
+QListModel *QListWidgetItem::listModel() const
+{
+ return (view ? qobject_cast<QListModel*>(view->model()) : nullptr);
+}
+
#ifndef QT_NO_DATASTREAM
/*!
@@ -989,6 +984,50 @@ QDataStream &operator>>(QDataStream &in, QListWidgetItem &item)
*/
/*!
+ \fn void QListWidgetItem::setSelected(bool select)
+ \since 4.2
+
+ Sets the selected state of the item to \a select.
+
+ \sa isSelected()
+*/
+void QListWidgetItem::setSelected(bool select)
+{
+ const QListModel *model = listModel();
+ if (!model || !view->selectionModel())
+ return;
+ const QAbstractItemView::SelectionMode selectionMode = view->selectionMode();
+ if (selectionMode == QAbstractItemView::NoSelection)
+ return;
+ const QModelIndex index = model->index(this);
+ if (selectionMode == QAbstractItemView::SingleSelection)
+ view->selectionModel()->select(index, select
+ ? QItemSelectionModel::ClearAndSelect
+ : QItemSelectionModel::Deselect);
+ else
+ view->selectionModel()->select(index, select
+ ? QItemSelectionModel::Select
+ : QItemSelectionModel::Deselect);
+}
+
+/*!
+ \fn bool QListWidgetItem::isSelected() const
+ \since 4.2
+
+ Returns \c true if the item is selected; otherwise returns \c false.
+
+ \sa setSelected()
+*/
+bool QListWidgetItem::isSelected() const
+{
+ const QListModel *model = listModel();
+ if (!model || !view->selectionModel())
+ return false;
+ const QModelIndex index = model->index(this);
+ return view->selectionModel()->isSelected(index);
+}
+
+/*!
\fn void QListWidgetItem::setFlags(Qt::ItemFlags flags)
Sets the item flags for the list item to \a flags.
@@ -998,7 +1037,7 @@ QDataStream &operator>>(QDataStream &in, QListWidgetItem &item)
void QListWidgetItem::setFlags(Qt::ItemFlags aflags)
{
itemFlags = aflags;
- if (QListModel *model = (view ? qobject_cast<QListModel*>(view->model()) : 0))
+ if (QListModel *model = listModel())
model->itemChanged(this);
}
@@ -1415,7 +1454,7 @@ void QListWidget::setSelectionModel(QItemSelectionModel *selectionModel)
/*!
Returns the item that occupies the given \a row in the list if one has been
- set; otherwise returns 0.
+ set; otherwise returns \nullptr.
\sa row()
*/
@@ -1482,7 +1521,7 @@ void QListWidget::insertItems(int row, const QStringList &labels)
/*!
Removes and returns the item from the given \a row in the list widget;
- otherwise returns 0.
+ otherwise returns \nullptr.
Items removed from a list widget will not be managed by Qt, and will need
to be deleted manually.
@@ -1718,7 +1757,7 @@ QWidget *QListWidget::itemWidget(QListWidgetItem *item) const
This function should only be used to display static content in the place of
a list widget item. If you want to display custom dynamic content or
- implement a custom editor widget, use QListView and subclass QItemDelegate
+ implement a custom editor widget, use QListView and subclass QStyledItemDelegate
instead.
\sa itemWidget(), removeItemWidget(), {Delegate Classes}
@@ -1730,6 +1769,7 @@ void QListWidget::setItemWidget(QListWidgetItem *item, QWidget *widget)
QAbstractItemView::setIndexWidget(index, widget);
}
+#if QT_DEPRECATED_SINCE(5, 13)
/*!
Returns \c true if \a item is selected; otherwise returns \c false.
@@ -1739,9 +1779,7 @@ void QListWidget::setItemWidget(QListWidgetItem *item, QWidget *widget)
*/
bool QListWidget::isItemSelected(const QListWidgetItem *item) const
{
- Q_D(const QListWidget);
- QModelIndex index = d->listModel()->index(const_cast<QListWidgetItem*>(item));
- return selectionModel()->isSelected(index);
+ return ((item && item->listWidget() == this) ? item->isSelected() : false);
}
/*!
@@ -1754,20 +1792,10 @@ bool QListWidget::isItemSelected(const QListWidgetItem *item) const
*/
void QListWidget::setItemSelected(const QListWidgetItem *item, bool select)
{
- Q_D(QListWidget);
- QModelIndex index = d->listModel()->index(const_cast<QListWidgetItem*>(item));
-
- if (d->selectionMode == SingleSelection) {
- selectionModel()->select(index, select
- ? QItemSelectionModel::ClearAndSelect
- : QItemSelectionModel::Deselect);
- } else if (d->selectionMode != NoSelection) {
- selectionModel()->select(index, select
- ? QItemSelectionModel::Select
- : QItemSelectionModel::Deselect);
- }
-
+ if (item && item->listWidget() == this)
+ const_cast<QListWidgetItem*>(item)->setSelected(select);
}
+#endif
/*!
Returns a list of all selected items in the list widget.
@@ -1803,6 +1831,7 @@ QList<QListWidgetItem*> QListWidget::findItems(const QString &text, Qt::MatchFla
return items;
}
+#if QT_DEPRECATED_SINCE(5, 13)
/*!
Returns \c true if the \a item is explicitly hidden; otherwise returns \c false.
@@ -1826,6 +1855,7 @@ void QListWidget::setItemHidden(const QListWidgetItem *item, bool hide)
{
setRowHidden(row(item), hide);
}
+#endif
/*!
Scrolls the view if necessary to ensure that the \a item is visible.
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-08 14:27:01 +0000