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Fix bug in wxTreeCtrl::ItemHasChildren() for virtual root item.

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Backport of r58177 from trunk, see #11169.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@61830 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2009-09-04 19:10:46 +00:00
parent 4a7adb8fcc
commit 77756ff0f2
1 changed files with 6 additions and 0 deletions
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6
src/msw/treectrl.cpp
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@@ -1269,6 +1269,12 @@ bool wxTreeCtrl::ItemHasChildren(const wxTreeItemId& item) const
{ {
wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") ); wxCHECK_MSG( item.IsOk(), false, wxT("invalid tree item") );
if ( IS_VIRTUAL_ROOT(item) )
{
wxTreeItemIdValue cookie;
return GetFirstChild(item, cookie).IsOk();
}
wxTreeViewItem tvItem(item, TVIF_CHILDREN); wxTreeViewItem tvItem(item, TVIF_CHILDREN);
DoGetItem(&tvItem); DoGetItem(&tvItem);