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Avoid a hang if we're dragging a tab to a notebook that's a child of the original tab

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@47662 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2007-07-23 12:23:15 +00:00
parent 52ec12df36
commit e738283be2
1 changed files with 31 additions and 20 deletions
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11
src/aui/auibook.cpp
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@@ -3426,6 +3426,17 @@ void wxAuiNotebook::OnTabEndDrag(wxCommandEvent& command_evt)
int src_idx = evt.GetSelection(); int src_idx = evt.GetSelection();
wxWindow* src_page = src_tabs->GetWindowFromIdx(src_idx); wxWindow* src_page = src_tabs->GetWindowFromIdx(src_idx);
// Check that it's not an impossible parent relationship
wxWindow* p = nb;
while (p && !p->IsTopLevel())
{
if (p == src_page)
{
return;
}
p = p->GetParent();
}
// get main index of the page // get main index of the page
int main_idx = m_tabs.GetIdxFromWindow(src_page); int main_idx = m_tabs.GetIdxFromWindow(src_page);