[tui] Clean up Border titles.

src/tui/app.rs

@@ -1,7 +1,7 @@
 use crate::tui::component::{Action, ClideComponent};
 use crate::tui::explorer::Explorer;
 use ratatui::buffer::Buffer;
-use ratatui::layout::{Constraint, Direction, Layout, Rect};
+use ratatui::layout::{Alignment, Constraint, Direction, Layout, Rect};
 use ratatui::prelude::{Color, Style, Widget};
 use ratatui::widgets::{Block, Borders, Padding, Paragraph, Tabs, Wrap};
 use ratatui::{DefaultTerminal, symbols};
@@ -66,6 +66,7 @@ impl<'a> App<'a> {
                 Block::default()
                     .title("Rust")
                     .title_style(Style::default().fg(Color::Yellow))
+                    .title_alignment(Alignment::Right)
                     .borders(Borders::ALL)
                     .padding(Padding::new(0, 0, 0, 1)),
             )

src/tui/component.rs

@@ -35,6 +35,4 @@ pub trait ClideComponent {
     fn update(&mut self, action: Action) -> Action {
         Action::Noop
     }
-
-    // fn render(&mut self, area: Rect, buf: &mut Buffer);
 }

src/tui/explorer.rs

@@ -1,8 +1,9 @@
 use crate::tui::component::ClideComponent;
 use anyhow::Result;
 use ratatui::buffer::Buffer;
-use ratatui::layout::Rect;
+use ratatui::layout::{Alignment, Rect};
 use ratatui::prelude::Style;
+use ratatui::style::Color;
 use ratatui::widgets::{Block, Borders, Widget};
 use std::fs;
 use tui_tree_widget::{Tree, TreeItem};
@@ -62,7 +63,18 @@ impl<'a> Widget for &Explorer<'a> {
         Tree::new(&self.tree_items.children())
             .expect("Failed to build tree.")
             .style(Style::default())
-            .block(Block::default().borders(Borders::ALL))
+            .block(
+                Block::default()
+                    .borders(Borders::ALL)
+                    .title(
+                        self.root_path
+                            .file_name()
+                            .expect("Failed to get file name from path.")
+                            .to_string_lossy(),
+                    )
+                    .title_style(Style::default().fg(Color::Green))
+                    .title_alignment(Alignment::Center),
+            )
             .render(area, buf);
     }
 }