From 8a49d742e39e278c68fb0486e722358219df88de Mon Sep 17 00:00:00 2001
From: "Serge A. Zaitsev" <zaitsev.serge@gmail.com>
Date: Mon, 9 Jan 2017 15:51:06 +0200
Subject: [PATCH] added nonblocking mode for windows imeplementation

---
 tray.h | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/tray.h b/tray.h
index f7fbb78..7f8fc23 100644
--- a/tray.h
+++ b/tray.h
@@ -236,12 +236,17 @@ static int tray_init(struct tray *tray) {
 
 static int tray_loop(int blocking) {
   MSG msg;
-  if (GetMessage(&msg, NULL, 0, 0)) {
-    TranslateMessage(&msg);
-    DispatchMessage(&msg);
-    return 0;
+  if (blocking) {
+    GetMessage(&msg, NULL, 0, 0);
+  } else {
+    PeekMessage(&msg, NULL, 0, 0, PM_REMOVE);
   }
-  return -1;
+  if (msg.message == WM_QUIT) {
+    return -1;
+  }
+  TranslateMessage(&msg);
+  DispatchMessage(&msg);
+  return 0;
 }
 
 static void tray_update(struct tray *tray) {