Set terminal title

src/terminal.rs

@@ -249,6 +249,10 @@ impl<'a> Rect<'a> {
         }
         self.rect([0, 0], self.size())
     }
+
+    pub fn set_title(&mut self, title: String) {
+        self.fb.title = title;
+    }
 }
 
 #[derive(Default)]
@@ -256,6 +260,7 @@ pub struct Framebuffer {
     size: [u16; 2],
     cells: Vec<Cell>,
     cursor: Option<([u16; 2], CursorStyle)>,
+    title: String,
 }
 
 impl Framebuffer {
@@ -284,12 +289,14 @@ impl<'a> Terminal<'a> {
     fn enter(mut stdout: impl io::Write) {
         let _ = terminal::enable_raw_mode();
         let _ = stdout.execute(terminal::EnterAlternateScreen);
+        let _ = stdout.execute(terminal::DisableLineWrap);
         let _ = stdout.execute(event::EnableMouseCapture);
     }
 
     fn leave(mut stdout: impl io::Write) {
         let _ = terminal::disable_raw_mode();
         let _ = stdout.execute(terminal::LeaveAlternateScreen);
+        let _ = stdout.execute(terminal::EnableLineWrap);
         let _ = stdout.execute(cursor::Show);
         let _ = stdout.execute(event::DisableMouseCapture);
     }
@@ -348,6 +355,10 @@ impl<'a> Terminal<'a> {
                     stdout.queue(style::Print('\x07')).unwrap();
                 }
 
+                if self.fb[0].title != self.fb[1].title {
+                    stdout.queue(terminal::SetTitle(&self.fb[0].title)).unwrap();
+                }
+
                 let mut cursor_pos = [0, 0];
                 let mut fg = Color::Reset;
                 let mut bg = Color::Reset;

src/ui/doc.rs

@@ -142,6 +142,14 @@ impl Visual for Doc {
         };
         let cursor_id = self.cursors[&self.buffer];
 
+        if frame.has_focus() {
+            frame.set_title(if let Some(path) = &buffer.path {
+                format!("{}: {}", env!("CARGO_PKG_NAME"), path.display())
+            } else {
+                format!("{}: Unsaved", env!("CARGO_PKG_NAME"))
+            });
+        }
+
         let finder_h = if self.finder.is_some() { 3 } else { 0 };
 
         // Render input