fix(sdk/hello): M2.71控件真机bug批次 — 圆形进度脏区+整环修复/Slider拖动/Dialog·Sheet背景快照scrim不叠黑/Disabled圆角α/点击重置息屏/滑动跟手/IME残影·键位·主题配色/List选中点击 (agent-162)

patch_v2/sdk/test_meow_ui_widgets.c

@@ -144,11 +144,18 @@ int main(void)
     assert(meow_list_hit_index(lc, 30, 480) == ((480 - 460 + 3500) / 40));  /* 可见项换算 */
     meow_list_set_item_h(lc, 50);
     assert(meow_widget_hit(lc, 30, 470) == 1);
+    /* M2.71-bug8：行选中 + 命中点击回调 */
+    meow_list_set_selected(lc, 5);
+    assert(meow_list_selected(lc) == 5);
+    /* 验证 tap_at 返回命中下标并置选中 */
+    int hidx = meow_list_tap_at(lc, 30, 480);
+    assert(hidx == ((480 - 460 + meow_list_scroll(lc)) / 50));
+    assert(meow_list_selected(lc) == hidx);
     /* LazyRow 横向 */
     meow_widget *lr = W(meow_lazyrow_create(20, 640, 380, 40, 60, 100, list_src, NULL));
     meow_list_scroll_by(lr, 200);
     assert(meow_list_hit_index(lr, 40, 660) == ((40 - 20 + 200) / 60));
-    printf("PASS lazy list: scroll clamp/virtualize/hit_index (col+row)\n");
+    printf("PASS lazy list: scroll clamp/virtualize/hit_index/tap_at/select (col+row)\n");
 
     /* ---------- Dialog / BottomSheet 纯逻辑（create/set/add；show 阻塞故不调） ---------- */
     meow_dialog *dlg = meow_dialog_create(MEOW_DLG_SELECT, "Pick one");