First

src/old_main.rs

@@ -0,0 +1,66 @@
+use std::io;
+
+use crossterm::event::{self, Event, KeyCode, KeyEvent, KeyEventKind};
+
+use ratatui::{
+    buffer::Buffer,
+    layout::{Rect, Constraint, Layout, Spacing},
+    style::Stylize,
+    symbols::{border, merge::MergeStrategy},
+    text::{Line, Text},
+    widgets::{Block, Paragraph, Widget},
+    DefaultTerminal, Frame,
+};
+
+fn main() -> io::Result<()> {
+    ratatui::run(|terminal| {
+        loop {
+            terminal.draw(render)?;
+
+            let should_exit: bool = exit_app()?;
+            if should_exit { break; }
+        }
+        
+        Ok(())
+    })
+}
+
+fn render(frame: &mut Frame) {
+    use Constraint::{Fill, Length, Min};
+
+    let [top_area, rest_area] =
+        Layout::vertical([Fill(1), Fill(12)]).areas(frame.area());
+
+    let [main_area, output_area] =
+        Layout::vertical([Fill(9), Fill(3)])
+            .spacing(Spacing::Overlap(1))
+            .areas(rest_area);   
+            
+    let [left_main_area, right_main_area] =
+        Layout::horizontal([Fill(2), Fill(5)])
+            .spacing(Spacing::Overlap(1))
+            .areas(main_area);
+
+    let [left_output_area, right_output_area] =
+        Layout::horizontal([Fill(5), Fill(1)])
+            .spacing(Spacing::Overlap(1))
+            .areas(output_area);
+
+    frame.render_widget(Block::bordered(), top_area);
+
+    frame.render_widget(Block::bordered().merge_borders(MergeStrategy::Exact), left_output_area);
+    frame.render_widget(Block::bordered().merge_borders(MergeStrategy::Exact), right_output_area);
+    frame.render_widget(Block::bordered().merge_borders(MergeStrategy::Exact), left_main_area);
+    frame.render_widget(Block::bordered().merge_borders(MergeStrategy::Exact), right_main_area);   
+}
+
+fn exit_app() -> io::Result<bool> {
+    match event::read()? {
+        Event::Key(key) if key.kind == KeyEventKind::Press => match key.code {
+            KeyCode::Char('q') => return Ok(true),
+            _ => {}
+        },
+        _ => {}
+    }
+    Ok(false)
+}