void CImageTreeCtrl::OnContextMenu(CWnd* /*pWnd*/, CPoint point)
{
// TODO: Add your message handler code here
CPoint pt(point);
ScreenToClient(&pt);
UINT flags;
HTREEITEM hItem = HitTest(pt, &flags);
bool bOnItem = (flags & TVHT_ONITEM) != 0;
CMenu add;
VERIFY(add.CreatePopupMenu());
if(bOnItem) {
if(CanInsertItem(GetParentItem(hItem)))
VERIFY(add.AppendMenu(MF_STRING, ID_ADD_SIBLING, _T("New Sibling\tINS")));
if(CanInsertItem(hItem))
VERIFY(add.AppendMenu(MF_STRING, ID_ADD_CHILD, _T("New Child Item\tCtrl+INS")));
}
if(CanInsertItem(0))
VERIFY(add.AppendMenu(MF_STRING, ID_ADD_ROOT, _T("New Root Item\tShift+INS")));
CMenu sort;
VERIFY(sort.CreatePopupMenu());
VERIFY(sort.AppendMenu(MF_STRING, ID_SORT_LEVEL, _T("Current Level\tCtrl+S")));
VERIFY(sort.AppendMenu(MF_STRING, ID_SORT_LEVELANDBELOW, _T("Current Level And Below\tCtrl+Shift+S")));
CMenu menu;
VERIFY(menu.CreatePopupMenu());
if(bOnItem) {
if(CanEditLabel(hItem))
VERIFY(menu.AppendMenu(MF_STRING, ID_RENAME, _T("Rename\tF2")));
if(CanDeleteItem(hItem))
VERIFY(menu.AppendMenu(MF_STRING, ID_DELETE, _T("Delete\tDEL")));
}
if(add.GetMenuItemCount() > 0)
VERIFY(menu.AppendMenu(MF_POPUP, UINT(add.GetSafeHmenu()), _T("Add")));
if(bOnItem) {
if(menu.GetMenuItemCount() > 0)
VERIFY(menu.AppendMenu(MF_SEPARATOR));
VERIFY(menu.AppendMenu(MF_POPUP, UINT(sort.GetSafeHmenu()), _T("Sort")));
}
// maybe the menu is empty...
if(menu.GetMenuItemCount() > 0)
menu.TrackPopupMenu(TPM_LEFTALIGN, point.x, point.y, this);
}
bool CEditTreeCtrl::NewItem(TVINSERTSTRUCT & ins) {
TRACE1(_T("CEditTreeCtrl::NewItem('%s')\n"), ins.item.pszText ? ins.item.pszText : _T("NULL"));
if(!CanInsertItem(ins.hParent))
return false;
HTREEITEM hItem = InsertItem(&ins);
if(hItem) {
SelectItem(hItem);
OnNewItem(hItem);
EditLabel(hItem);
}
return hItem != 0;
}
