list: Fix list item may overflow. (#1726)

Closes #1692

crates/story/src/list_story.rs

@@ -270,7 +270,12 @@ impl ListDelegate for CompanyListDelegate {
         )
     }
 
-    fn render_item(&mut self, ix: IndexPath, _: &mut Window, _: &mut Context<ListState<Self>>) -> Option<Self::Item> {
+    fn render_item(
+        &mut self,
+        ix: IndexPath,
+        _: &mut Window,
+        _: &mut Context<ListState<Self>>,
+    ) -> Option<Self::Item> {
         let selected = Some(ix) == self.selected_index || Some(ix) == self.confirmed_index;
         if let Some(company) = self.matched_companies[ix.section].get(ix.row) {
             return Some(CompanyListItem::new(ix, company.clone(), selected));

crates/ui/src/list/cache.rs

@@ -147,10 +147,6 @@ impl RowsCache {
         path
     }
 
-    pub(crate) fn measured_size(&self) -> MeasuredEntrySize {
-        self.measured_size
-    }
-
     pub(crate) fn prepare_if_needed<F>(
         &mut self,
         sections_count: usize,
@@ -207,7 +203,7 @@ impl RowsCache {
 mod tests {
     use std::rc::Rc;
 
-    use crate::{list::cache::RowsCache, IndexPath};
+    use crate::{IndexPath, list::cache::RowsCache};
 
     #[test]
     fn test_prev_next() {

crates/ui/src/list/list.rs

@@ -66,6 +66,8 @@ impl Default for ListOptions {
 }
 
 /// The state for List.
+///
+/// List required all items has the same height.
 pub struct ListState<D: ListDelegate> {
     pub(crate) focus_handle: FocusHandle,
     pub(crate) query_input: Entity<InputState>,
@@ -447,6 +449,7 @@ where
             .id(id)
             .w_full()
             .relative()
+            .overflow_hidden()
             .children(self.delegate.render_item(ix, window, cx).map(|item| {
                 item.selected(selected)
                     .secondary_selected(mouse_right_clicked)
@@ -483,13 +486,11 @@ where
         let rows_cache = self.rows_cache.clone();
         let scrollbar_visible = self.options.scrollbar_visible;
         let scroll_handle = self.scroll_handle.clone();
-        let measured_size = rows_cache.measured_size();
 
         v_flex()
             .flex_grow()
             .relative()
-            .h_full()
+            .size_full()
-            .min_w(measured_size.item_size.width)
             .when_some(self.options.max_height, |this, h| this.max_h(h))
             .overflow_hidden()
             .when(items_count == 0, |this| {