Amebis/wxWidgets
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Generate events when selecting tree items programmatically

Browse Source 
In wx API, calling wxTreeCtrl::SelectItem() is supposed to generate an
event.

Also use Qt selection model to support single-selection mode.

Closes https://github.com/wxWidgets/wxWidgets/pull/1453
This commit is contained in:
Graham Dawes
2019-07-30 16:20:00 +01:00
committed by Vadim Zeitlin
parent c8eef72417
commit 39cb337008
1 changed files with 18 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
src/qt/treectrl.cpp
View File

@@ -244,6 +244,12 @@ public:
return m_placeHolderImage; return m_placeHolderImage;
} }
void select(QTreeWidgetItem* item, QItemSelectionModel::SelectionFlag selectionFlag)
{
const QModelIndex &index = indexFromItem(item);
selectionModel()->select(index, selectionFlag);
}
protected: protected:
virtual void drawRow( virtual void drawRow(
QPainter *painter, QPainter *painter,
@@ -1164,19 +1170,13 @@ void wxTreeCtrl::Toggle(const wxTreeItemId& item)
void wxTreeCtrl::Unselect() void wxTreeCtrl::Unselect()
{ {
QTreeWidgetItem *current = m_qtTreeWidget->currentItem(); QTreeWidgetItem *current = m_qtTreeWidget->currentItem();
if ( current != NULL ) if ( current != NULL )
current->setSelected(false); m_qtTreeWidget->select(current, QItemSelectionModel::Deselect);
} }
void wxTreeCtrl::UnselectAll() void wxTreeCtrl::UnselectAll()
{ {
QList<QTreeWidgetItem *> selections = m_qtTreeWidget->selectedItems(); m_qtTreeWidget->selectionModel()->clearSelection();
const size_t selectedCount = selections.size();
for ( size_t i = 0; i < selectedCount; ++i)
{
selections[i]->setSelected(false);
}
} }
void wxTreeCtrl::SelectItem(const wxTreeItemId& item, bool select) void wxTreeCtrl::SelectItem(const wxTreeItemId& item, bool select)
@@ -1189,7 +1189,15 @@ void wxTreeCtrl::SelectItem(const wxTreeItemId& item, bool select)
} }
QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item); QTreeWidgetItem *qTreeItem = wxQtConvertTreeItem(item);
qTreeItem->setSelected(select);
if ( qTreeItem )
{
m_qtTreeWidget->select(qTreeItem, select ? QItemSelectionModel::Select : QItemSelectionModel::Deselect);
if ( select && m_qtTreeWidget->selectionMode() == QTreeWidget::SingleSelection )
{
m_qtTreeWidget->setCurrentItem(qTreeItem);
}
}
} }
void wxTreeCtrl::SelectChildren(const wxTreeItemId& parent) void wxTreeCtrl::SelectChildren(const wxTreeItemId& parent)
@@ -1201,7 +1209,7 @@ void wxTreeCtrl::SelectChildren(const wxTreeItemId& parent)
for ( int i = 0; i < childCount; ++i ) for ( int i = 0; i < childCount; ++i )
{ {
qTreeItem->child(i)->setSelected(true); m_qtTreeWidget->select(qTreeItem->child(i), QItemSelectionModel::Select);
} }
} }