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Set event callbacks on pre-clone value to ensure that they remain alive.

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This commit is contained in:
Nolan Darilek 2022-03-10 11:44:59 -06:00
parent 888e6a3dfa
commit cc8fd91c86
1 changed files with 6 additions and 6 deletions
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12
examples/clone_drop.rs
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@ -12,8 +12,6 @@ use tts::*;
fn main() -> Result<(), Error> {
env_logger::init();
let tts = Tts::default()?;
let mut tts_clone = tts.clone();
drop(tts);
if Tts::screen_reader_available() {
println!("A screen reader is available on this platform.");
} else {
@ -22,18 +20,20 @@ fn main() -> Result<(), Error> {
let Features {
utterance_callbacks,
..
} = tts_clone.supported_features();
} = tts.supported_features();
if utterance_callbacks {
tts_clone.on_utterance_begin(Some(Box::new(|utterance| {
tts.on_utterance_begin(Some(Box::new(|utterance| {
println!("Started speaking {:?}", utterance)
})))?;
tts_clone.on_utterance_end(Some(Box::new(|utterance| {
tts.on_utterance_end(Some(Box::new(|utterance| {
println!("Finished speaking {:?}", utterance)
})))?;
tts_clone.on_utterance_stop(Some(Box::new(|utterance| {
tts.on_utterance_stop(Some(Box::new(|utterance| {
println!("Stopped speaking {:?}", utterance)
})))?;
}
let mut tts_clone = tts.clone();
drop(tts);
let Features { is_speaking, .. } = tts_clone.supported_features();
if is_speaking {
println!("Are we speaking? {}", tts_clone.is_speaking()?);