From e7fc85bfdb51f89488430adbfe5bbced3be79c2f Mon Sep 17 00:00:00 2001
From: Ogulcan Celik <ogulcancelik@gmail.com>
Date: Thu, 23 Jul 2026 03:47:34 +0300
Subject: fix: preserve kitty printable key releases

refs #1746
---
 src/terminal_modes.rs | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'src/terminal_modes.rs')

diff --git a/src/terminal_modes.rs b/src/terminal_modes.rs
index e07de629..8f0276e0 100644
--- a/src/terminal_modes.rs
+++ b/src/terminal_modes.rs
@@ -15,10 +15,41 @@ pub(crate) fn clear_host_mouse_reporting<W: Write>(_writer: &mut W) -> io::Resul
     Ok(())
 }
 
+#[cfg(not(windows))]
+pub(crate) fn set_host_kitty_keyboard_report_all<W: Write>(
+    writer: &mut W,
+    report_all_keys: bool,
+) -> io::Result<()> {
+    let mut flags = crate::input::ime_compatible_keyboard_enhancement_flags();
+    if report_all_keys {
+        flags |= crossterm::event::KeyboardEnhancementFlags::REPORT_ALL_KEYS_AS_ESCAPE_CODES;
+    }
+    write!(writer, "\x1b[={}u", flags.bits())?;
+    writer.flush()
+}
+
+#[cfg(windows)]
+pub(crate) fn set_host_kitty_keyboard_report_all<W: Write>(
+    _writer: &mut W,
+    _report_all_keys: bool,
+) -> io::Result<()> {
+    Ok(())
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;
 
+    #[test]
+    fn host_keyboard_report_all_only_changes_the_current_herdr_stack_entry() {
+        let mut output = Vec::new();
+
+        set_host_kitty_keyboard_report_all(&mut output, true).unwrap();
+        set_host_kitty_keyboard_report_all(&mut output, false).unwrap();
+
+        assert_eq!(output, b"\x1b[=15u\x1b[=7u");
+    }
+
     #[test]
     fn clears_all_known_host_mouse_modes() {
         let sequence = std::str::from_utf8(DISABLE_HOST_MOUSE_REPORTING_SEQUENCE).unwrap();
-- 
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