fps fix, cursor movement fix

Kacperacy · May 10, 2024 · 0f09748 · 0f09748
1 parent 8860b52
commit 0f09748
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Showing 2 changed files with 7 additions and 4 deletions.
diff --git a/src/app.rs b/src/app.rs
@@ -75,12 +75,13 @@ impl App {
                 }
             }
         }
+
         if direction.y > 0 && self.cursor_position.y > 0 {
             self.cursor_position.y -= 1;
             if self.cursor_position.x > self.content[self.cursor_position.y].len() {
                 self.cursor_position.x = self.content[self.cursor_position.y].len();
             }
-        } else if direction.y < 0 && self.cursor_position.y < self.content.len() - 1 {
+        } else if direction.y < 0 && self.cursor_position.y < self.content.len().saturating_sub(1) {
             self.cursor_position.y += 1;
             if self.cursor_position.x > self.content[self.cursor_position.y].len() {
                 self.cursor_position.x = self.content[self.cursor_position.y].len();

diff --git a/src/main.rs b/src/main.rs
@@ -14,13 +14,15 @@ async fn main() -> AppResult<()> {
     let events = EventHandler::new(250);
     let mut tui = Tui::new(terminal, events);
     tui.init()?;
+    tui.draw(&mut app)?;
 
     while app.running {
-        tui.draw(&mut app)?;
-
         match tui.events.next().await? {
             Event::Tick => app.tick(),
-            Event::Key(key_event) => handle_key_events(key_event, &mut app)?,
+            Event::Key(key_event) => {
+                handle_key_events(key_event, &mut app)?;
+                tui.draw(&mut app)?;
+            }
             Event::Mouse(_) => {}
             Event::Resize(_, _) => {}
         }