feat: show current dir name in tab

app/src/header/tabs.rs

@@ -19,11 +19,18 @@ impl<'a> Widget for Tabs<'a> {
 			tabs
 				.iter()
 				.enumerate()
-				.map(|(i, _)| {
+				.map(|(i, tab)| {
+					let mut text = format!(" {} ", i + 1);
+					if THEME.tab.max_width > 0 {
+						text
+							.push_str(&tab.current_name().chars().take(THEME.tab.max_width).collect::<String>());
+						text.push(' ');
+					}
+
 					if i == tabs.idx() {
-						Span::styled(format!(" {} ", i + 1), THEME.tab.active.get())
+						Span::styled(text, THEME.tab.active.get())
 					} else {
-						Span::styled(format!(" {} ", i + 1), THEME.tab.inactive.get())
+						Span::styled(text, THEME.tab.inactive.get())
 					}
 				})
 				.collect::<Vec<_>>(),

config/preset/theme.toml

@@ -1,6 +1,7 @@
 [tab]
-active   = { fg = "#1E2031", bg = "#80AEFA" }
+active    = { fg = "#1E2031", bg = "#80AEFA" }
-inactive = { fg = "#C8D3F8", bg = "#484D66" }
+inactive  = { fg = "#C8D3F8", bg = "#484D66" }
+max_width = 0
 
 [status]
 primary	  = { normal = "#80AEFA", select = "#CD9EFC", unset = "#FFA577" }

config/src/theme/theme.rs

@@ -8,8 +8,9 @@ use crate::MERGED_THEME;
 
 #[derive(Deserialize)]
 pub struct Tab {
-	pub active:   Style,
+	pub active:    Style,
-	pub inactive: Style,
+	pub inactive:  Style,
+	pub max_width: usize,
 }
 
 #[derive(Deserialize)]

core/src/manager/tab.rs

@@ -270,6 +270,10 @@ impl Tab {
 		};
 		true
 	}
+
+	pub fn current_name(&self) -> &str {
+		self.current.cwd.file_name().and_then(|name| name.to_str()).unwrap_or_default()
+	}
 }
 
 impl Tab {