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Fixed crash in qt download dialog

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Alex Zolotarev 2011-01-15 06:33:25 +02:00 • committed by Alex Zolotarev
parent 40ba7519ac
commit b2f995ff50
1 changed files with 26 additions and 9 deletions
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35
qt/update_dialog.cpp
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@ -132,25 +132,42 @@ namespace qt
}
}
QTreeWidgetItem * MatchedItem(QTreeWidgetItem & parent, int index)
{
if (index >= 0)
{
for (int i = 0; i < parent.childCount(); ++i)
{
QTreeWidgetItem * item = parent.child(i);
if (index == item->data(KColumnIndexCountry, Qt::UserRole).toInt())
return item;
}
}
return NULL;
}
/// @return can be null if index is invalid
QTreeWidgetItem * GetTreeItemByIndex(QTreeWidget & tree, TIndex const & index)
{
QTreeWidgetItem * item = 0;
if (index.m_group >= 0 && index.m_group < tree.topLevelItemCount())
if (index.m_group >= 0)
{
item = tree.topLevelItem(index.m_group);
ASSERT_EQUAL( item->data(KColumnIndexCountry, Qt::UserRole).toInt(), index.m_group, () );
if (index.m_country >= 0 && index.m_country < item->childCount())
for (int i = 0; i < tree.topLevelItemCount(); ++i)
{
item = item->child(index.m_country);
ASSERT_EQUAL( item->data(KColumnIndexCountry, Qt::UserRole).toInt(), index.m_country, () );
if (index.m_region >= 0 && index.m_region < item->childCount())
QTreeWidgetItem * grItem = tree.topLevelItem(i);
if (index.m_group == grItem->data(KColumnIndexCountry, Qt::UserRole).toInt())
{
item = item->child(index.m_region);
ASSERT_EQUAL( item->data(KColumnIndexCountry, Qt::UserRole).toInt(), index.m_region, () );
item = grItem;
break;
}
}
}
if (item && index.m_country >= 0)
{
item = MatchedItem(*item, index.m_country);
if (item && index.m_region >= 0)
item = MatchedItem(*item, index.m_region);
}
return item;
}