From b66de79fec6bf8cdd74f56ea300b20346e6fc5fd Mon Sep 17 00:00:00 2001
From: Pietro Gagliardi <pietro10@mac.com>
Date: Sat, 16 May 2015 20:33:20 -0400
Subject: [PATCH] Fixed another small error in windows/tab.c.

---
 redo/windows/tab.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/redo/windows/tab.c b/redo/windows/tab.c
index c7cd444a..797eeb61 100644
--- a/redo/windows/tab.c
+++ b/redo/windows/tab.c
@@ -85,3 +85,18 @@ uiTab *uiNewTab(void)
 
 	return uiTab(t);
 }
+
+// unfortunately WS_TABSTOP and WS_EX_CONTROLPARENT are mutually exclusive, so we have to toggle between them
+// see main.c for more details
+
+void tabEnterTabNavigation(HWND hwnd)
+{
+	setStyle(hwnd, getStyle(hwnd) & ~WS_TABSTOP);
+	setExStyle(hwnd, getExStyle(hwnd) | WS_EX_CONTROLPARENT);
+}
+
+void tabLeaveTabNavigation(HWND hwnd)
+{
+	setExStyle(hwnd, getExStyle(hwnd) & ~WS_EX_CONTROLPARENT);
+	setStyle(hwnd, getStyle(hwnd) | WS_TABSTOP);
+}