From 0ff22e4a49cb8fd4235a5c5a5dd884386432bf21 Mon Sep 17 00:00:00 2001
From: Camilla Berglund <elmindreda@glfw.org>
Date: Tue, 12 Jul 2016 16:04:02 +0200
Subject: [PATCH] Win32: Fix GLFW_MAXIMIZED ignored by first window

Fixes #780.
---
 README.md        | 2 ++
 src/win32_init.c | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/README.md b/README.md
index 1a720d27..95897d2d 100644
--- a/README.md
+++ b/README.md
@@ -81,6 +81,8 @@ does not find Doxygen, the documentation will not be generated.
 ## Changelog
 
 - Bugfix: The range checks for `glfwSetCursorPos` used the wrong minimum
+- [Win32] Bugfix: The first shown window ignored the `GLFW_MAXIMIZED` hint
+                  when the process was provided a `STARTUPINFO`
 
 
 ## Contact
diff --git a/src/win32_init.c b/src/win32_init.c
index 207f948f..681954cb 100644
--- a/src/win32_init.c
+++ b/src/win32_init.c
@@ -319,6 +319,10 @@ static HWND createHelperWindow(void)
         return NULL;
     }
 
+    // HACK: The first call to ShowWindow is ignored if the parent process
+    //       passed along a STARTUPINFO, so clear that flag with a no-op call
+    ShowWindow(window, SW_HIDE);
+
     // Register for HID device notifications
     {
         DEV_BROADCAST_DEVICEINTERFACE_W dbi;