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assert if AddRoot() is called twice for a wxTR_HIDE_ROOT tree

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@45061 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2007-03-26 13:07:15 +00:00
parent 4f0cd9b61e
commit 2a69b4e849
1 changed files with 2 additions and 1 deletions
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3
src/msw/treectrl.cpp
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@ -1481,9 +1481,10 @@ wxTreeItemId wxTreeCtrl::AddRoot(const wxString& text,
int image, int selectedImage, int image, int selectedImage,
wxTreeItemData *data) wxTreeItemData *data)
{ {
if ( HasFlag(wxTR_HIDE_ROOT) ) if ( HasFlag(wxTR_HIDE_ROOT) )
{ {
wxASSERT_MSG( !m_pVirtualRoot, _T("tree can have only a single root") );
// create a virtual root item, the parent for all the others // create a virtual root item, the parent for all the others
wxTreeItemParam *param = new wxTreeItemParam; wxTreeItemParam *param = new wxTreeItemParam;
param->SetData(data); param->SetData(data);