handle dynamic terminal sizes

1 files changed, 17 insertions, 0 deletions

diff --git a/src/main.rs b/src/main.rs
index a0e4bd0..aa5fc35 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,6 +1,7 @@
 #![warn(clippy::pedantic)]
 #![warn(clippy::nursery)]
 #![allow(clippy::missing_const_for_fn)]
+#![allow(clippy::too_many_lines)]
 #![allow(clippy::unused_self)]
 
 mod action;
@@ -9,6 +10,8 @@ mod readline;
 mod state;
 mod util;
 
+use async_std::stream::StreamExt as _;
+
 async fn async_main() -> anyhow::Result<()> {
     let mut input = textmode::Input::new().await?;
     let mut output = textmode::Output::new().await?;
@@ -27,6 +30,20 @@ async fn async_main() -> anyhow::Result<()> {
 
     {
         let state = async_std::sync::Arc::clone(&state);
+        let mut signals = signal_hook_async_std::Signals::new(&[
+            signal_hook::consts::signal::SIGWINCH,
+        ])?;
+        async_std::task::spawn(async move {
+            while signals.next().await.is_some() {
+                state.lock_arc().await.resize().await;
+            }
+        });
+    }
+
+    state.lock_arc().await.resize().await;
+
+    {
+        let state = async_std::sync::Arc::clone(&state);
         async_std::task::spawn(async move {
             let debouncer = crate::action::debounce(action_r);
             while let Some(action) = debouncer.recv().await {