keychord_pressed_on_editable_pane(pane, chord, key)

          if chord == 'C-e' then
            command.exit_editing()
          elseif pane.cursor_x == nil then
            -- ignore if cursor is not visible on screen
            assert(pane.cursor_y == nil)
            panning_keychord_pressed(chord, key)
          else
            local old_top = {line=pane.screen_top1.line, pos=pane.screen_top1.pos}
            edit.keychord_pressed(pane, chord, key)
            maybe_update_screen_top_of_cursor_pane(pane, old_top)
            pane._height = nil
          end

  end
end
function keychord_pressed_on_editable_pane(pane, chord, key)
  if chord == 'C-e' then
    command.exit_editing()
  elseif pane.cursor_x == nil then
    -- ignore if cursor is not visible on screen
    assert(pane.cursor_y == nil)
    panning_keychord_pressed(chord, key)
  else
--?     print(('%s pressed in editor pane'):format(chord))
--?     print(pane.cursor_x, pane.cursor_y)
    local old_top = {line=pane.screen_top1.line, pos=pane.screen_top1.pos}
    edit.keychord_pressed(pane, chord, key)
    maybe_update_screen_top_of_cursor_pane(pane, old_top)
    pane._height = nil