< > BotCompany Repo | #1005669 // imageSelectionDepend - enable button when ImageSurface has a selection

JavaX fragment (include)

static JButton imageSelectionDepend(final ImageSurface is, final JButton b) {
  final Runnable prev = is.onSelectionChange;
  is.onSelectionChange = r {
    b.setEnabled(is.selection != null);
    pcallF(prev);
  };
  b.setEnabled(is.selection != null);
  ret b;
}

Author comment

Began life as a copy of #1005360

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