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fix for GetParent() in wxTR_HIDE_ROOT case

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14634 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2002-03-16 15:10:12 +00:00
parent a9c1265fca
commit c9b142c9f8
1 changed files with 14 additions and 4 deletions
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18
src/msw/treectrl.cpp
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@@ -1298,11 +1298,21 @@ wxTreeItemId wxTreeCtrl::GetSelection() const
wxTreeItemId wxTreeCtrl::GetParent(const wxTreeItemId& item) const wxTreeItemId wxTreeCtrl::GetParent(const wxTreeItemId& item) const
{ {
HTREEITEM hItem = TreeView_GetParent(GetHwnd(), HITEM(item)); HTREEITEM hItem;
if ( !hItem && HasFlag(wxTR_HIDE_ROOT) )
if ( IS_VIRTUAL_ROOT(item) )
{ {
// the top level items should have the virtual root as their parent // no parent for the virtual root
hItem = TVI_ROOT; hItem = 0;
}
else // normal item
{
hItem = TreeView_GetParent(GetHwnd(), HITEM(item));
if ( !hItem && HasFlag(wxTR_HIDE_ROOT) )
{
// the top level items should have the virtual root as their parent
hItem = TVI_ROOT;
}
} }
return wxTreeItemId((WXHTREEITEM)hItem); return wxTreeItemId((WXHTREEITEM)hItem);