From e8d4cc327d616568dbbc6fc284a221743d15b2af Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Camilla=20L=C3=B6wy?= <elmindreda@elmindreda.org>
Date: Sun, 22 Dec 2019 09:23:22 +0100
Subject: [PATCH] X11: Fix IC event mask not being added to our window

(cherry picked from commit a3d28ef52cec2fb69941bbce8a7ed7a2a22a8c41)
---
 src/x11_window.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/x11_window.c b/src/x11_window.c
index 2d328845..42baf5f4 100644
--- a/src/x11_window.c
+++ b/src/x11_window.c
@@ -781,6 +781,13 @@ static GLFWbool createNativeWindow(_GLFWwindow* window,
                                    NULL);
     }
 
+    if (window->x11.ic)
+    {
+        unsigned long filter = 0;
+        if (XGetICValues(window->x11.ic, XNFilterEvents, &filter, NULL) == NULL)
+            XSelectInput(_glfw.x11.display, window->x11.handle, wa.event_mask | filter);
+    }
+
     _glfwPlatformGetWindowPos(window, &window->x11.xpos, &window->x11.ypos);
     _glfwPlatformGetWindowSize(window, &window->x11.width, &window->x11.height);