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Refine chat activity loader layout #17

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Merged
Afnanksalal merged 1 commit into from
Jun 26, 2026
Merged

Refine chat activity loader layout #17

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56 changes: 36 additions & 20 deletions src/components.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -1938,33 +1938,49 @@ pub fn chat_bubble(
/// Assistant activity bubble for slow background work.
///
/// This is the "premium but quiet" loading state for chat: normal assistant
/// bubble chrome, a compact status row, three breathing dots, and a thin
/// shimmer rail. It deliberately avoids backend/provider wording; the host
/// supplies product-facing `label` and `detail` copy.
/// bubble chrome, a compact status row, three breathing dots, and two
/// skeleton-style shimmer lines. It deliberately avoids backend/provider
/// wording; the host supplies product-facing `label` and `detail` copy.
///
/// `id_source` scopes child ids so multiple activity bubbles can coexist
/// without reflow making their animation state fight.
pub fn chat_activity(ui: &mut Ui, t: &Tokens, id_source: impl Hash, label: &str, detail: &str) {
ui.ctx().request_repaint_after(Duration::from_millis(50));
ui.push_id(id_source, |ui| {
chat_bubble(ui, t, BubbleKind::Assistant, "", |ui| {
ui.set_min_width(ui.available_width().min(280.0));
let available = ui.available_width().max(0.0);
let content_width = if available < 240.0 {
available
} else {
available.min(420.0)
};
let time = ui.ctx().input(|i| i.time) as f32;
let phase = (time * 0.48).fract();
ui.allocate_ui_with_layout(
vec2(content_width, 0.0),
Layout::top_down(Align::Min).with_cross_justify(true),
|ui| {
let phase = (time * 0.48).fract();

ui.horizontal_wrapped(|ui| {
badge(ui, t, label);
ui.add_space(t.space_1);
activity_dots(ui, t, time);
});
ui.horizontal(|ui| {
badge(ui, t, label);
ui.add_space(t.space_1);
activity_dots(ui, t, time);
});

if !detail.trim().is_empty() {
ui.add_space(t.space_2);
ui.add(egui::Label::new(RichText::new(detail).italics().color(t.text_2)).wrap());
}
if !detail.trim().is_empty() {
ui.add_space(t.space_2);
ui.add(
egui::Label::new(RichText::new(detail).italics().color(t.text_2))
.wrap(),
);
}

ui.add_space(t.space_2);
activity_rail(ui, t, phase);
ui.add_space(t.space_3);
activity_rail(ui, t, phase, 0.92);
ui.add_space(t.space_1);
activity_rail(ui, t, (phase + 0.34).fract(), 0.64);
},
);
});
});
}
Expand All @@ -1982,12 +1998,12 @@ fn activity_dots(ui: &mut Ui, t: &Tokens, time: f32) -> Response {
response
}

fn activity_rail(ui: &mut Ui, t: &Tokens, phase: f32) -> Response {
let width = ui.available_width().clamp(0.0, 420.0);
let (rect, response) = ui.allocate_exact_size(vec2(width, 3.0), Sense::hover());
fn activity_rail(ui: &mut Ui, t: &Tokens, phase: f32, width_factor: f32) -> Response {
let width = (ui.available_width() * width_factor.clamp(0.2, 1.0)).max(0.0);
let (rect, response) = ui.allocate_exact_size(vec2(width, 4.0), Sense::hover());
let rounding = egui::Rounding::same(2.0);
let painter = ui.painter();
painter.rect_filled(rect, rounding, t.border_soft);
painter.rect_filled(rect, rounding, t.border_soft.gamma_multiply(0.82));

if rect.width() <= 1.0 {
return response;
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