Method erase_cellview

src/laybasic/laybasic/layLayoutViewBase.cc:2518–2581

}

void
LayoutViewBase::erase_cellview (unsigned int index)
{
  if (index >= m_cellviews.size ()) {
    return;
  }

  cancel_esc ();

  //  issue to event that signals a change in the cellviews
  cellviews_about_to_change_event ();

  //  no undo available - clear all transactions
  if (manager ()) {
    manager ()->clear ();
  }

  begin_layer_updates ();

  m_cellviews.erase (cellview_iter (int (index)));

  if (m_hidden_cells.size () > index) {
    m_hidden_cells.erase (m_hidden_cells.begin () + index);
  }

  if (m_current_cell_per_cellview.size () > index) {
    m_current_cell_per_cellview.erase (m_current_cell_per_cellview.begin () + index);
  }

  for (unsigned int lindex = 0; lindex < layer_lists (); ++lindex) {

    //  remove all references to the cellview
    m_layer_properties_lists [lindex]->remove_cv_references (index);

    //  rename the ones that got shifted.
    lay::LayerPropertiesConstIterator l = begin_layers (lindex);
    while (! l.at_end ()) {
      lay::ParsedLayerSource source (l->source (false));
      if (source.cv_index () >= int (index)) {
        lay::LayerProperties new_props (*l);
        source.cv_index (source.cv_index () == int (index) ? -1 : source.cv_index () - 1);
        new_props.set_source (source);
        LayerPropertiesIterator non_const_iter (*m_layer_properties_lists [lindex], l.uint ());
        *non_const_iter = new_props;
      }
      ++l;
    }

  }

  //  clear the history
  m_display_states.clear ();
  m_display_state_ptr = 0;

  end_layer_updates ();

  //  signal to the observers that something has changed
  layer_list_changed_event (3);