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tui: breathing spinner on true-color terms (#4853)

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uses the same logic as shimmer_spans to render the `•` spinner. on
terminals without true-color support, fall back to the existing `•/◦`
blinking logic.



https://github.com/user-attachments/assets/19db76f2-8fa2-440d-9fde-7bed67f4c4dc
This commit is contained in:
Jeremy Rose
2025-10-07 11:34:05 -07:00
committed by GitHub
parent 226215f36d
commit a0d56541cf
2 changed files with 14 additions and 10 deletions
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15
codex-rs/tui/src/exec_cell/render.rs
View File

@@ -8,6 +8,7 @@ use crate::history_cell::HistoryCell;
use crate::render::highlight::highlight_bash_to_lines;
use crate::render::line_utils::prefix_lines;
use crate::render::line_utils::push_owned_lines;
use crate::shimmer::shimmer_spans;
use crate::wrapping::RtOptions;
use crate::wrapping::word_wrap_line;
use codex_ansi_escape::ansi_escape_line;
@@ -116,10 +117,16 @@ pub(crate) fn output_lines(
}
pub(crate) fn spinner(start_time: Option<Instant>) -> Span<'static> {
let blink_on = start_time
.map(|st| ((st.elapsed().as_millis() / 600) % 2) == 0)
.unwrap_or(false);
if blink_on { "•".into() } else { "◦".dim() }
let elapsed = start_time.map(|st| st.elapsed()).unwrap_or_default();
if supports_color::on_cached(supports_color::Stream::Stdout)
.map(|level| level.has_16m)
.unwrap_or(false)
{
shimmer_spans("•")[0].clone()
} else {
let blink_on = (elapsed.as_millis() / 600).is_multiple_of(2);
if blink_on { "•".into() } else { "◦".dim() }
}
}
impl HistoryCell for ExecCell {

9
codex-rs/tui/src/status_indicator_widget.rs
View File

@@ -15,6 +15,7 @@ use ratatui::widgets::WidgetRef;
use crate::app_event::AppEvent;
use crate::app_event_sender::AppEventSender;
use crate::exec_cell::spinner;
use crate::key_hint;
use crate::shimmer::shimmer_spans;
use crate::tui::FrameRequester;
@@ -163,15 +164,11 @@ impl WidgetRef for StatusIndicatorWidget {
let now = Instant::now();
let elapsed_duration = self.elapsed_duration_at(now);
let pretty_elapsed = fmt_elapsed_compact(elapsed_duration.as_secs());
let blink_on = (elapsed_duration.as_millis() / 600).is_multiple_of(2);
// Plain rendering: no borders or padding so the live cell is visually indistinguishable from terminal scrollback.
let mut spans = Vec::with_capacity(5);
if blink_on {
spans.push("• ".into());
} else {
spans.push("◦ ".dim());
}
spans.push(spinner(Some(self.last_resume_at)));
spans.push(" ".into());
spans.extend(shimmer_spans(&self.header));
spans.extend(vec![
" ".into(),