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Thomas Harte 2025-02-23 18:15:14 -05:00
parent 390d9b0fe1
commit a698fea078
1 changed files with 21 additions and 0 deletions
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21
Machines/MediaTarget.hpp
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@ -25,6 +25,27 @@ struct MediaTarget {
@returns @c true if any media was inserted; @c false otherwise.
*/
virtual bool insert_media(const Analyser::Static::Media &) = 0;
enum class ChangeEffect {
None,
ReinsertMedia,
RestartMachine
};
/*!
Queries what action an observed on-disk change in the file with name `file_name`,
which is guaranteed lexically to match one used earlier for the creation of media that
was either inserted or provided at machine construction, should be performed by the
machine's owner.
@c ChangeEffect::None means that no specific action will be taken;
@c ChangeEffect::ReinsertMedia requests that the owner construct the applicable
`Analyser::Static::Media` and call `insert_media`;
@c ChangeEffect::RestartMachine requests that the owner reconsult the static analyer
and construct a new machine to replace this one.
*/
virtual ChangeEffect effect_for_file_did_change([[maybe_unused]] const std::string &file_name) {
return ChangeEffect::None;
}
};
}