From 3c1a83d61f5e2ea7e58ec8a71164895653ae3109 Mon Sep 17 00:00:00 2001
From: ocornut <omarcornut@gmail.com>
Date: Sun, 29 Nov 2015 16:55:08 +0000
Subject: [PATCH] Fix keys filtered by IME being passed to callback

Closes #651.
---
 src/win32_window.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/win32_window.c b/src/win32_window.c
index b5c03ea3..15295a95 100644
--- a/src/win32_window.c
+++ b/src/win32_window.c
@@ -329,6 +329,13 @@ static int translateKey(WPARAM wParam, LPARAM lParam)
         return GLFW_KEY_LEFT_CONTROL;
     }
 
+    if (wParam == VK_PROCESSKEY)
+    {
+        // IME notifies that keys have been filtered by setting the virtual
+        // key-code to VK_PROCESSKEY
+        return _GLFW_KEY_INVALID;
+    }
+
     return _glfw.win32.publicKeys[HIWORD(lParam) & 0x1FF];
 }