loopx-agent · Nov 7, 2026 · Nov 7, 2026
@@ -338,9 +338,9 @@ export function GoalResearchHistory({goalId, originalGoalId = goalId, preferHist
   const clusterY = layout.length ? Math.max(...layout.map(item => item.y + 124)) + 24 : 24;
   const width = Math.max(600, grouped.groups.length ? 944 : 0, ...layout.map(item => item.x + 230));
   const height = Math.max(230, ...layout.map(item => item.y + 124), grouped.groups.length ? clusterY + Math.ceil(grouped.groups.length / 4) * 124 : 0);
-  const select = (next: Selection, focus = true) => {
+  const select = (next: Selection, focus = true, openingControl?: HTMLButtonElement) => {
     if (focus && (next.nodes.length || next.day !== null)) {
-      opener.current = document.activeElement instanceof HTMLElement ? document.activeElement : null;
+      opener.current = openingControl ?? (document.activeElement instanceof HTMLElement ? document.activeElement : null);
       focusPending.current = true;
     }
     next = {...next, question: next.question ?? !next.finding,
@@ -426,7 +426,9 @@ export function GoalResearchHistory({goalId, originalGoalId = goalId, preferHist
       </ContextHelp>
     </div> : null;
   const historyView = !value ? null : lens === "timeline" && timeline ? <div className="research-history-canvas is-timeline" ref={graph} tabIndex={-1}>
-        <GoalResearchTimeline timeline={timeline} zh={zh} selectedIds={selection.nodes} selectedEventId={selectedFinding?.event_id} selectedDay={selection.day} dayGroups={grouped.groups} onGroupSelect={day => select({nodes: [], day})} phase={phase} onPhase={next => chooseView(lens, next)} onSelect={(id, finding) => choose(id, true, finding)} onSelectMany={nodes => select({nodes, day: null})} timeLabel={fullTime} dayLabel={dayTime}/>
+        <GoalResearchTimeline timeline={timeline} zh={zh} selectedIds={selection.nodes} selectedEventId={selectedFinding?.event_id} selectedDay={selection.day} dayGroups={grouped.groups}
+          onGroupSelect={(day, button) => select({nodes: [], day}, true, button)} phase={phase} onPhase={next => chooseView(lens, next)}
+          onSelect={(id, finding) => choose(id, true, finding)} onSelectMany={(nodes, button) => select({nodes, day: null}, true, button)} timeLabel={fullTime} dayLabel={dayTime}/>
       </div> : <div className="research-history-canvas" ref={graph} tabIndex={0} aria-label={zh ? "完整已载入研究关系图；可滚动" : "Full loaded research graph; scrollable"}>
         <div className="research-history-stage" style={{width, height}}>
           <svg width={width} height={height} aria-hidden="true" className="research-history-edges">
@@ -458,7 +460,7 @@ export function GoalResearchHistory({goalId, originalGoalId = goalId, preferHist
             </span> : <span className="research-node-count"><time>{timeLabel(node.updates[0]?.recorded_at)}</time>{node.updates.length > 1 ? ` · ${node.updates.length} ${copy.changes}` : ""}{node.findings.length ? ` · ${findingCopy.count(node.findings.length)}` : ""}</span>}
           </button>})}
           {grouped.groups.map((group, index) => <button type="button" key={`day:${group.day}`} className={`research-history-node research-history-group${selectedGroup === group ? " is-selected" : ""}`} style={{left: (index % 4) * 230 + 24, top: clusterY + Math.floor(index / 4) * 124}}
-            data-research-day={group.day} aria-pressed={selectedGroup === group} onClick={() => select({nodes: [], day: group.day})}>
+            data-research-day={group.day} aria-pressed={selectedGroup === group} onClick={event => select({nodes: [], day: group.day}, true, event.currentTarget)}>
             <span className="research-node-meta"><Circle size={12} aria-hidden/>{zh ? "未关联问题" : "Unlinked questions"}</span>
             <strong>{group.day ? `${group.day} UTC` : copy.unknown}</strong><span className="research-node-count">{group.nodes.length} {group.nodes.length === 1 ? copy.question : copy.questions} · {zh ? "展开全部" : "read all"}</span>
           </button>)}

@@ -12,8 +12,8 @@ import {ContextHelp} from "./context-help";
 type Copy = Record<string, string>;
 type Props = {
   timeline: ExploreTimeline; zh: boolean; selectedIds: readonly string[]; selectedEventId?: string; phase: number | null;
-  selectedDay: string | null; dayGroups: ReturnType<typeof groupUnlinkedHistoryQuestions>["groups"]; onGroupSelect: (day: string) => void;
-  onSelect: (id: string, finding?: string) => void; onSelectMany: (ids: string[]) => void; onPhase: (index: number | null) => void;
+  selectedDay: string | null; dayGroups: ReturnType<typeof groupUnlinkedHistoryQuestions>["groups"]; onGroupSelect: (day: string, button: HTMLButtonElement) => void;
+  onSelect: (id: string, finding?: string) => void; onSelectMany: (ids: string[], button: HTMLButtonElement) => void; onPhase: (index: number | null) => void;
   timeLabel: (value: number) => string; dayLabel: (value: number) => string;
 };
 
@@ -84,7 +84,7 @@ export function GoalResearchTimeline({timeline, zh, selectedIds, selectedEventId
       : `${ids.length} nearby research items · ${timeLabel(group.items[0]!.first!)} — ${timeLabel(group.items.at(-1)!.first!)} · Read every record and source`;
     return <button key={ids[0]} type="button" title={title} aria-label={title} aria-pressed={selected} data-research-nodes={ids.join(" ")}
       className={`research-timeline-marker is-cluster${selected ? " is-selected" : ""}${group.items.some(item => inPhase(item.first)) ? "" : " is-dimmed"}`}
-      style={{left: pct(group.at)}} onClick={() => onSelectMany(ids)}><span>{ids.length}</span></button>;
+      style={{left: pct(group.at)}} onClick={event => onSelectMany(ids, event.currentTarget)}><span>{ids.length}</span></button>;
   });
   const trail = groupExploreTimelineDecisions(timeline, phase);
   const decisionOutcomes = [...new Set(timeline.decisions.map(item => item.sections!.decision!.outcome))];
@@ -189,7 +189,7 @@ export function GoalResearchTimeline({timeline, zh, selectedIds, selectedEventId
         <div className="research-row-label"><strong>{copy.singles} · {groupedIds.size}</strong></div>
         <div className="research-unlinked-days">{dayGroups.map(group => <button type="button" key={group.day} data-research-day={group.day} aria-pressed={selectedDay === group.day}
           className={`${selectedDay === group.day ? "is-selected" : ""}${group.nodes.some(node => inPhase(timeline.nodes.get(node.id)!.first)) ? "" : " is-dimmed"}`}
-          onClick={() => onGroupSelect(group.day)}><time>{group.day || (zh ? "时间未知" : "Unknown time")}</time><strong>{group.nodes.length} {group.nodes.length === 1 ? copy.question : copy.questions}</strong></button>)}</div>
+          onClick={event => onGroupSelect(group.day, event.currentTarget)}><time>{group.day || (zh ? "时间未知" : "Unknown time")}</time><strong>{group.nodes.length} {group.nodes.length === 1 ? copy.question : copy.questions}</strong></button>)}</div>
       </> : null}
       {swarm.length ? <>
         <div className="research-row-label"><strong>{copy.singles} · {swarm.length}</strong></div>

@@ -251,7 +251,17 @@ export const researchRouteReadingScenario = {
         await page.emulateMedia({reducedMotion: "reduce"});
         await page.evaluate(value => localStorage.setItem("loopx-pw-locale", value), locale);
         await page.goto(url);
-        await history.locator('[data-research-day="2026-01-04"]').click();
+        const day = history.locator('[data-research-day="2026-01-04"]');
+        await day.waitFor();
+        await history.locator(".research-history-canvas").focus();
+        // WebKit can activate the button while leaving focus on the canvas.
+        await day.evaluate(button => button.click());
+        await reader.locator(".research-question-index button").nth(3).click();
+        await page.keyboard.press("Escape");
+        await reader.locator(".research-question-index").waitFor();
+        await page.keyboard.press("Escape");
+        await page.waitForFunction(() => document.activeElement?.getAttribute("data-research-day") === "2026-01-04");
+        await day.click();
         assert.equal(await reader.locator(".research-question-index li").count(), 24);
         await reader.locator(".research-question-index button").nth(3).click();
         const questions = reader.getByRole("combobox", {name: zh ? "选择同组研究问题" : "Choose a question in this group"});