aseprite/data/widgets/frame_duration.xml

<!-- ASEPRITE -->
<!-- Copyright (C) 2001-2013 by David Capello -->
<gui>
<window text="Frame Duration" id="frame_duration">
  <grid columns="3">
    <label text="Frame number:" />
    <label text="" id="frame" />
    <box cell_align="horizontal" />

    <label text="Duration (milliseconds):" />
    <entry maxsize="10" id="frlen" magnet="true" />
    <box cell_align="horizontal" />

    <separator horizontal="true" cell_hspan="3" />

    <box horizontal="true" homogeneous="true" cell_hspan="3" cell_align="right">
      <button text="&amp;OK" closewindow="true" id="ok" magnet="true" minwidth="60" />
      <button text="&amp;Cancel" closewindow="true" />
    </box>
  </grid>
</window>
</gui>