From 2edf6b190048d31f58a8ff577ff24338a54d4a0f Mon Sep 17 00:00:00 2001
From: muwoo <2424880409@qq.com>
Date: Thu, 14 Nov 2024 12:24:40 +0800
Subject: [PATCH] fix: #1692 single instance mode should not cause restarted
 applications to exit

---
 plugins/single-instance/src/platform_impl/windows.rs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/plugins/single-instance/src/platform_impl/windows.rs b/plugins/single-instance/src/platform_impl/windows.rs
index 9ec50edbe..ae894b41d 100644
--- a/plugins/single-instance/src/platform_impl/windows.rs
+++ b/plugins/single-instance/src/platform_impl/windows.rs
@@ -64,8 +64,12 @@ pub fn init<R: Runtime>(f: Box<SingleInstanceCallback<R>>) -> TauriPlugin<R> {
                             cbData: bytes.len() as _,
                             lpData: bytes.as_ptr() as _,
                         };
-                        SendMessageW(hwnd, WM_COPYDATA, 0, &cds as *const _ as _);
-                        app.exit(0);
+                        let contains_restart = data.split('|').any(|part| part.trim() == "restart_from_tauri_api\0");
+                        // Single instance mode should not cause restarted applications to exit
+                        if !contains_restart {
+                            SendMessageW(hwnd, WM_COPYDATA, 0, &cds as *const _ as _);
+                            app.exit(0);
+                        }
                     }
                 }
             } else {