From 0ea193c4e28cff1a17fd832ae761ea7da6e17850 Mon Sep 17 00:00:00 2001
From: Camilla Berglund <elmindreda@elmindreda.org>
Date: Tue, 23 Feb 2016 11:27:33 +0100
Subject: [PATCH] Fix detection of Win32 software monitor events

Fixes #53.
---
 README.md          |  2 ++
 src/win32_window.c | 11 +++--------
 2 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/README.md b/README.md
index 49939a97..f9469332 100644
--- a/README.md
+++ b/README.md
@@ -98,6 +98,8 @@ does not find Doxygen, the documentation will not be generated.
  - [Win32] Bugfix: MinGW import library lacked the `lib` prefix
  - [Win32] Bugfix: Monitor connection and disconnection events were not reported
                    when no windows existed
+ - [Win32] Bugfix: Activating or deactivating displays in software did not
+                   trigger monitor callback
  - [Cocoa] Removed support for OS X 10.6
  - [Cocoa] Bugfix: Full screen windows on secondary monitors were mispositioned
  - [Cocoa] Bugfix: Connecting a joystick that reports no name would segfault
diff --git a/src/win32_window.c b/src/win32_window.c
index b2c627d2..2c3914d6 100644
--- a/src/win32_window.c
+++ b/src/win32_window.c
@@ -264,15 +264,10 @@ static LRESULT CALLBACK windowProc(HWND hWnd, UINT uMsg,
                 break;
             }
 
-            case WM_DEVICECHANGE:
+            case WM_DISPLAYCHANGE:
             {
-                if (wParam == DBT_DEVNODES_CHANGED)
-                {
-                    _glfwInputMonitorChange();
-                    return TRUE;
-                }
-
-                break;
+                _glfwInputMonitorChange();
+                return 0;
             }
         }