iris: add positioned text overflow

app/src/ui/composer.rs

@@ -53,7 +53,7 @@ where
     let field = wtext("")
         .editable(EditMode::MultiLine)
         .text_align(Align::LEFT)
-        .wrap(true)
+        .overflow(TextOverflow::Wrap)
         .size(18)
         .color(theme.text.clone())
         .attr::<Selectable>(())

app/src/ui/row.rs

@@ -197,7 +197,11 @@ where
     let field = wtext(rendered.text)
         .spans(rendered.spans)
         .text_align(Align::LEFT)
-        .wrap(!verbatim)
+        .overflow(if verbatim {
+            TextOverflow::Visible
+        } else {
+            TextOverflow::Wrap
+        })
         .family(if verbatim { MONOSPACE } else { SANS_SERIF })
         .size(BASE_SIZE)
         .color(match frame {
@@ -218,8 +222,8 @@ where
                 .unwrap_or(SelectionInput::Tapped);
             // Panning or selecting across a link must not open it.
             if outcome == SelectionInput::Tapped {
-                let byte = field.selection(rsc).byte_at(pos, size);
-                let url = tap_links.url_at(byte);
+                let byte = field.selection(rsc).source_byte_at(pos, size);
+                let url = byte.and_then(|byte| tap_links.url_at(byte));
                 if let Some(url) = url {
                     log::info!("iris link: opening {url}");
                     <Rsc::State as OpenUrl>::open_url(ctx.state, &url);

app/src/ui/tool.rs

@@ -87,7 +87,7 @@ fn raw_block<Rsc: HasEvents>(rsc: &mut Rsc, body: TextBuilder<Rsc>, theme: &Them
 where
     Rsc::State: FocusHost,
 {
-    let field = body.family(MONOSPACE).size(BODY_SIZE).wrap(false).add(rsc);
+    let field = body.family(MONOSPACE).size(BODY_SIZE).add(rsc);
     field
         .scrollable(Axis::X, Pin::Start)
         .pad(dp(RAW_PAD_DP))
@@ -281,7 +281,6 @@ where
         }
         (false, Some(title)) => header.push(
             text(title.to_string(), BODY_SIZE, shared.theme.muted.clone())
-                .wrap(false)
                 .masked()
                 .width(rest(1))
                 .add_strong(rsc)