Truncate paths in the file picker (#6410)

1 files changed, 25 insertions, 0 deletions

diff --git a/helix-tui/src/buffer.rs b/helix-tui/src/buffer.rs
index b1fd4478..2c212b12 100644
--- a/helix-tui/src/buffer.rs
+++ b/helix-tui/src/buffer.rs
@@ -433,6 +433,31 @@ impl Buffer {
         (x_offset as u16, y)
     }
 
+    pub fn set_spans_truncated(&mut self, x: u16, y: u16, spans: &Spans, width: u16) -> (u16, u16) {
+        let mut remaining_width = width;
+        let mut alt_x = x;
+        let (text, styles) =
+            spans
+                .0
+                .iter()
+                .fold((String::new(), vec![]), |(mut s, mut h), span| {
+                    s.push_str(span.content.as_ref());
+                    let mut styles = span
+                        .styled_graphemes(span.style)
+                        .map(|grapheme| grapheme.style)
+                        .collect();
+                    h.append(&mut styles);
+
+                    let w = span.width() as u16;
+                    alt_x = alt_x + w;
+                    remaining_width = remaining_width.saturating_sub(w);
+
+                    (s, h)
+                });
+        self.set_string_truncated(x, y, &text, width.into(), |idx| styles[idx], true, true);
+        (x, y)
+    }
+
     pub fn set_spans(&mut self, x: u16, y: u16, spans: &Spans, width: u16) -> (u16, u16) {
         let mut remaining_width = width;
         let mut x = x;