T23b round 1 fixes

- source cards and web results with a handler are Tab stops with focus rings
- the sources row and a passage's header shrink with an ellipsis, keeping the
  count, chevron and score in view
- chat tests move into a folder, citations in their own file
- gallery: a narrow column of citations

TASKS.md

@@ -258,3 +258,4 @@ Per-component lines live in `tasks/`. Tags there:
 | T22 | 2 | PASS | |
 | T23a | 1 | FAIL | a long message of yours overflowed a narrow column; pictures and video sized to the theme, not their column; a finished stream kept revealing; avatar pictures from the web were read as files; the list stayed away after it fit again; the reasoning toggle had no Tab stop; a link's thumbnail lost its corners |
 | T23a | 2 | PASS | |
+| T23b | 1 | FAIL | source cards and web results with a handler were no Tab stops; in a narrow column the sources row and a passage's header ran past their edge |

examples/gallery/pages/chat/cite.rs

@@ -118,6 +118,23 @@ pub fn search(_: &mut Window, cx: &mut App) -> impl IntoElement + use<> {
                     vec![more..more + "more lift".len(), louder..louder + "looks louder".len()],
                 )
                 .score(0.86),
+            )
+            .child(
+                div()
+                    .w(px(280.))
+                    .flex()
+                    .flex_col()
+                    .gap_3()
+                    .child(SourceList::new("chat-sources-narrow", all.clone()))
+                    .child(
+                        DocumentChunkPreview::new(
+                            "a-long-name-for-the-lift-notes.pdf",
+                            "Page 1 · Dark is not inverted",
+                            PASSAGE,
+                            vec![more..more + "more lift".len()],
+                        )
+                        .score(0.86),
+                    ),
             ),
     )
 }

src/chat/cite.rs

@@ -82,7 +82,7 @@ fn lines(number: Option<usize>, source: &Source, cx: &App) -> Div {
                         .size(IconSize::Xs)
                         .color(colors.fg_subtle),
                 )
-                .child(source.site.clone()),
+                .child(div().min_w_0().child(Ellipsis::new(source.site.clone()))),
         )
         .child(
             div()
@@ -112,7 +112,9 @@ impl RenderOnce for SourceCard {
             .border_color(colors.border)
             .bg(colors.surface)
             .when_some(open, |card, open| {
-                card.cursor_pointer()
+                card.tab_index(0)
+                    .focus_ring(cx)
+                    .cursor_pointer()
                     .hover(|card| card.bg(colors.hover))
                     .on_mouse_down(MouseButton::Left, |_, window, _| window.prevent_default())
                     .on_click(move |_, window, cx| {
@@ -246,14 +248,25 @@ impl RenderOnce for SourceList {
                             cx.notify();
                         })
                     })
-                    .child(div().font_weight(FontWeight::MEDIUM).child(match count {
-                        1 => "1 source".to_string(),
-                        n => format!("{n} sources"),
-                    }))
-                    .child(div().text_color(colors.fg_subtle).child(sites.join(" · ")))
                     .child(
+                        div()
+                            .flex_none()
+                            .font_weight(FontWeight::MEDIUM)
+                            .child(match count {
+                                1 => "1 source".to_string(),
+                                n => format!("{n} sources"),
+                            }),
+                    )
+                    .child(
+                        div()
+                            .flex_1()
+                            .min_w_0()
+                            .text_color(colors.fg_subtle)
+                            .child(Ellipsis::new(sites.join(" · "))),
+                    )
+                    .child(div().flex_none().child(
                         Disclosure::new((self.id.clone(), "chevron"), opened).size(IconSize::Sm),
-                    ),
+                    )),
             )
             .when(opened, |list| {
                 list.child(div().flex().flex_col().gap_2().children(

src/chat/search.rs

@@ -3,14 +3,14 @@ use std::{ops::Range, rc::Rc};
 use gpui::{
     App, ElementId, FontWeight, HighlightStyle, InteractiveElement, IntoElement, MouseButton,
     ParentElement, RenderOnce, SharedString, StatefulInteractiveElement, Styled, StyledText,
-    Window, div, prelude::*,
+    Window, div, prelude::*, transparent_black,
 };
 
 use super::cite::Source;
 use crate::{
     forms::Run,
     motion::Spinner,
-    primitives::{Icon, IconName},
+    primitives::{FocusRing, Icon, IconName},
     theme::{ActiveTheme, IconSize, Radius, TextSize},
     typography::{Ellipsis, tabular},
 };
@@ -145,7 +145,13 @@ impl RenderOnce for WebResultCard {
             .gap_0p5()
             .py_2()
             .when_some(open, |card, open| {
-                card.cursor_pointer()
+                card.px_1()
+                    .rounded(theme.radius(Radius::Md))
+                    .border_1()
+                    .border_color(transparent_black())
+                    .tab_index(0)
+                    .focus_ring(cx)
+                    .cursor_pointer()
                     .on_mouse_down(MouseButton::Left, |_, window, _| window.prevent_default())
                     .on_click(move |_, window, cx| open(window, cx))
             })
@@ -167,7 +173,7 @@ impl RenderOnce for WebResultCard {
                             .min_w_0()
                             .child(Ellipsis::new(self.source.url.clone())),
                     )
-                    .children(self.date.map(|date| div().child(date))),
+                    .children(self.date.map(|date| div().flex_none().child(date))),
             )
             .child(
                 div()
@@ -265,16 +271,15 @@ impl RenderOnce for DocumentChunkPreview {
                     )
                     .child(
                         div()
+                            .min_w_0()
                             .font_weight(FontWeight::MEDIUM)
                             .text_color(colors.fg_muted)
-                            .child(self.document),
+                            .child(Ellipsis::new(self.document)),
                     )
-                    .child(div().flex_1().child(self.place))
-                    .children(
-                        self.score.map(|score| {
-                            tabular(div()).child(format!("{:.0}% match", score * 100.0))
-                        }),
-                    ),
+                    .child(div().flex_1().min_w_0().child(Ellipsis::new(self.place)))
+                    .children(self.score.map(|score| {
+                        tabular(div().flex_none()).child(format!("{:.0}% match", score * 100.0))
+                    })),
             )
             .child(
                 div()

src/chat/tests/cite.rs

@@ -0,0 +1,137 @@
+use gpui::{
+    Context, IntoElement, KeyUpEvent, Keystroke, ParentElement, Render, Styled, TestAppContext,
+    VisualTestContext, Window, canvas, div, px,
+};
+
+use super::{Measured, settle};
+use crate::{
+    chat::{CitationBadge, Source, SourceCard, SourceList, WebResultCard},
+    forms,
+    theme::Theme,
+};
+
+fn source(title: &str) -> Source {
+    Source {
+        site: "example.com".into(),
+        title: title.to_string().into(),
+        url: "https://example.com".into(),
+        snippet: None,
+    }
+}
+
+/// Sources folded under their count, the list's box measured, and how often one opened.
+struct Cited {
+    frame: Measured,
+    opened: usize,
+}
+
+impl Render for Cited {
+    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
+        let (frame, me) = (self.frame.clone(), cx.entity());
+        div()
+            .size_full()
+            .child(
+                CitationBadge::new("cite", 1, source("Gamma"))
+                    .on_open(move |_, cx| me.update(cx, |cited, _| cited.opened += 1)),
+            )
+            .child(
+                div()
+                    .w(px(320.0))
+                    .relative()
+                    .child(SourceList::new(
+                        "sources",
+                        [source("Gamma"), source("Lift")],
+                    ))
+                    .child(
+                        canvas(
+                            move |bounds, _, _| *frame.borrow_mut() = Some(bounds),
+                            |_, _, _, _| {},
+                        )
+                        .absolute()
+                        .top_0()
+                        .left_0()
+                        .size_full(),
+                    ),
+            )
+    }
+}
+
+fn release(key: &str, cx: &mut VisualTestContext) {
+    cx.simulate_keystrokes(key);
+    cx.simulate_event(KeyUpEvent {
+        keystroke: Keystroke::parse(key).expect("the key parses"),
+    });
+    settle(cx);
+}
+
+#[gpui::test]
+fn citations_and_sources_open_from_the_keyboard(cx: &mut TestAppContext) {
+    cx.update(|cx| {
+        Theme::init(cx);
+        forms::bind_keys(cx);
+    });
+    let frame = Measured::default();
+    let seen = frame.clone();
+    let (cited, cx) = cx.add_window_view(move |_, _| Cited {
+        frame: seen,
+        opened: 0,
+    });
+    cx.update(|window, _| window.activate_window());
+    settle(cx);
+    cx.update(|window, _| window.focus_next());
+    release("enter", cx);
+    assert_eq!(
+        cited.read_with(cx, |cited, _| cited.opened),
+        1,
+        "the badge opens its source"
+    );
+    let folded = frame.borrow().expect("the list is laid out").size.height;
+    cx.update(|window, _| window.focus_next());
+    release("space", cx);
+    let open = frame.borrow().expect("the list is laid out").size.height;
+    assert!(
+        open > folded,
+        "Tab and Space open the sources: {folded:?} to {open:?}"
+    );
+}
+
+/// A source card and a web result, each to open, and which opened.
+struct Cards {
+    opened: Vec<&'static str>,
+}
+
+impl Render for Cards {
+    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
+        let (card, result) = (cx.entity(), cx.entity());
+        div()
+            .size_full()
+            .child(
+                SourceCard::new("card", source("Gamma"))
+                    .on_open(move |_, cx| card.update(cx, |cards, _| cards.opened.push("card"))),
+            )
+            .child(
+                WebResultCard::new("result", source("Lift")).on_open(move |_, cx| {
+                    result.update(cx, |cards, _| cards.opened.push("result"))
+                }),
+            )
+    }
+}
+
+#[gpui::test]
+fn cards_open_from_the_keyboard(cx: &mut TestAppContext) {
+    cx.update(|cx| {
+        Theme::init(cx);
+        forms::bind_keys(cx);
+    });
+    let (cards, cx) = cx.add_window_view(|_, _| Cards { opened: Vec::new() });
+    cx.update(|window, _| window.activate_window());
+    settle(cx);
+    cx.update(|window, _| window.focus_next());
+    release("enter", cx);
+    cx.update(|window, _| window.focus_next());
+    release("enter", cx);
+    assert_eq!(
+        cards.read_with(cx, |cards, _| cards.opened.clone()),
+        ["card", "result"]
+    );
+}

src/chat/tests/mod.rs

@@ -7,9 +7,10 @@ use gpui::{
     point, px,
 };
 
+mod cite;
+
 use super::{
-    CitationBadge, ImageMessage, MessageAvatar, MessageBubble, MessageEditor, MessageList, Role,
-    Source, SourceList, ThinkingBlock,
+    ImageMessage, MessageAvatar, MessageBubble, MessageEditor, MessageList, Role, ThinkingBlock,
 };
 use crate::{forms, forms::TextInput, theme::Theme};
 
@@ -40,7 +41,7 @@ impl Render for Talk {
     }
 }
 
-fn settle(cx: &mut VisualTestContext) {
+pub(super) fn settle(cx: &mut VisualTestContext) {
     cx.run_until_parked();
     cx.update(|window, _| window.refresh());
     cx.run_until_parked();
@@ -174,7 +175,7 @@ fn the_editor_takes_focus_as_it_opens(cx: &mut TestAppContext) {
     );
 }
 
-type Measured = Rc<RefCell<Option<Bounds<Pixels>>>>;
+pub(super) type Measured = Rc<RefCell<Option<Bounds<Pixels>>>>;
 
 /// A long message of yours in a narrow column, its body's box measured.
 struct Narrow {
@@ -357,88 +358,3 @@ fn the_reasoning_opens_from_the_keyboard(cx: &mut TestAppContext) {
         "Tab and Space open it: {closed:?} to {open:?}"
     );
 }
-
-fn source(title: &str) -> Source {
-    Source {
-        site: "example.com".into(),
-        title: title.to_string().into(),
-        url: "https://example.com".into(),
-        snippet: None,
-    }
-}
-
-/// Sources folded under their count, the list's box measured, and how often one opened.
-struct Cited {
-    frame: Measured,
-    opened: usize,
-}
-
-impl Render for Cited {
-    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
-        let (frame, me) = (self.frame.clone(), cx.entity());
-        div()
-            .size_full()
-            .child(
-                CitationBadge::new("cite", 1, source("Gamma"))
-                    .on_open(move |_, cx| me.update(cx, |cited, _| cited.opened += 1)),
-            )
-            .child(
-                div()
-                    .w(px(320.0))
-                    .relative()
-                    .child(SourceList::new(
-                        "sources",
-                        [source("Gamma"), source("Lift")],
-                    ))
-                    .child(
-                        canvas(
-                            move |bounds, _, _| *frame.borrow_mut() = Some(bounds),
-                            |_, _, _, _| {},
-                        )
-                        .absolute()
-                        .top_0()
-                        .left_0()
-                        .size_full(),
-                    ),
-            )
-    }
-}
-
-fn release(key: &str, cx: &mut VisualTestContext) {
-    cx.simulate_keystrokes(key);
-    cx.simulate_event(KeyUpEvent {
-        keystroke: Keystroke::parse(key).expect("the key parses"),
-    });
-    settle(cx);
-}
-
-#[gpui::test]
-fn citations_and_sources_open_from_the_keyboard(cx: &mut TestAppContext) {
-    cx.update(|cx| {
-        Theme::init(cx);
-        forms::bind_keys(cx);
-    });
-    let frame = Measured::default();
-    let seen = frame.clone();
-    let (cited, cx) = cx.add_window_view(move |_, _| Cited {
-        frame: seen,
-        opened: 0,
-    });
-    cx.update(|window, _| window.activate_window());
-    settle(cx);
-    cx.update(|window, _| window.focus_next());
-    release("enter", cx);
-    assert_eq!(
-        cited.read_with(cx, |cited, _| cited.opened),
-        1,
-        "the badge opens its source"
-    );
-    let folded = frame.borrow().expect("the list is laid out").size.height;
-    cx.update(|window, _| window.focus_next());
-    release("space", cx);
-    let open = frame.borrow().expect("the list is laid out").size.height;
-    assert!(
-        open > folded,
-        "Tab and Space open the sources: {folded:?} to {open:?}"
-    );
-}