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fixed hidden root expansion in extreme usage case

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@15984 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Václav Slavík 2002-06-30 22:15:10 +00:00
parent da16524e9d
commit 374a8e5c7f
1 changed files with 11 additions and 3 deletions
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14
src/generic/treectlg.cpp
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@ -835,9 +835,17 @@ size_t wxGenericTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recurs
void wxGenericTreeCtrl::SetWindowStyle(const long styles)
{
// right now, just sets the styles. Eventually, we may
// want to update the inherited styles, but right now
// none of the parents has updatable styles
if (!HasFlag(wxTR_HIDE_ROOT) && (styles & wxTR_HIDE_ROOT))
{
// if we will hide the root, make sure children are visible
m_anchor->SetHasPlus();
m_anchor->Expand();
CalculatePositions();
}
// right now, just sets the styles. Eventually, we may
// want to update the inherited styles, but right now
// none of the parents has updatable styles
m_windowStyle = styles;
m_dirty = TRUE;
}