From 89ff895be086201ef159caa72491a180bd9e8c6c Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Fri, 1 Apr 2022 21:40:43 -0700
Subject: [PATCH] Ungrab devices on ReloadDevices

---
 src/device.rs | 8 ++++++++
 src/main.rs   | 3 +++
 2 files changed, 11 insertions(+)

diff --git a/src/device.rs b/src/device.rs
index 1747ae4..07b4964 100644
--- a/src/device.rs
+++ b/src/device.rs
@@ -171,9 +171,17 @@ impl InputDevice {
             true
         }
     }
+
+    pub fn ungrab(&mut self) {
+        if let Err(error) = self.device.ungrab() {
+            println!("Failed to ungrab device '{}' at '{}' due to: {error}", self.device_name(), self.path.display());
+        }
+    }
+
     pub fn fetch_events(&mut self) -> io::Result<FetchEventsSynced> {
         self.device.fetch_events()
     }
+
     fn device_name(&self) -> &str {
         self.device.name().unwrap_or("<Unnamed device>")
     }
diff --git a/src/main.rs b/src/main.rs
index c21fe5d..90274b9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -182,6 +182,9 @@ fn main() -> anyhow::Result<()> {
             }
         } {
             Event::ReloadDevices => {
+                for input_device in input_devices.values_mut() {
+                    input_device.ungrab();
+                }
                 input_devices = match get_input_devices(&device_filter, &ignore_filter, watch_devices) {
                     Ok(input_devices) => input_devices,
                     Err(e) => bail!("Failed to prepare input devices: {}", e),