add new API to PBD::Controllable, ::get_save_value()
authorPaul Davis <paul@linuxaudiosystems.com>
Mon, 6 Feb 2017 15:41:15 +0000 (16:41 +0100)
committerPaul Davis <paul@linuxaudiosystems.com>
Mon, 6 Feb 2017 15:49:08 +0000 (16:49 +0100)
commit5d5d9b8114609ae6d1b822bd6459e0e84dd5a411
tree6d9f7297d0f93c35b0de5f1e34c44f9941f1390b
parentedd1061c3d8822ab586e2bbc80894e125b521a52
add new API to PBD::Controllable, ::get_save_value()

Designed to allow derived classes to *save* a different value
than would be reported by ::get_value().

Specifically there so that slaved controls can save/restore
their *own* state, not the value that ::get_value() would
return.
libs/pbd/controllable.cc
libs/pbd/pbd/controllable.h