From: John F. Fay <johnffay@nettally.com>
Date: Sun, 10 Jun 2012 19:35:13 +0000 (+0000)
Subject: Fixing the situation in which the special-key-up callback is called twice when Ctrl... 
X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=commitdiff_plain;h=8a68c786f456d44e8bf46e0d78c2b7fada1c4d5e;p=freeglut

Fixing the situation in which the special-key-up callback is called twice when Ctrl, Alt, or Shift is released.

git-svn-id: svn+ssh://svn.code.sf.net/p/freeglut/code/trunk/freeglut/freeglut@1340 7f0cb862-5218-0410-a997-914c9d46530a
---

diff --git a/src/mswin/fg_main_mswin.c b/src/mswin/fg_main_mswin.c
index 0f7f4ae..b766dd2 100644
--- a/src/mswin/fg_main_mswin.c
+++ b/src/mswin/fg_main_mswin.c
@@ -794,6 +794,12 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
             KEY( VK_DOWN,   GLUT_KEY_DOWN      );
             KEY( VK_INSERT, GLUT_KEY_INSERT    );
 
+        case VK_LCONTROL:  case VK_RCONTROL:  case VK_CONTROL:
+        case VK_LSHIFT:    case VK_RSHIFT:    case VK_SHIFT:
+        case VK_LMENU:     case VK_RMENU:     case VK_MENU:
+            /* These keypresses and releases are handled earlier in the function */
+            break;
+
         case VK_DELETE:
             /* The delete key should be treated as an ASCII keypress: */
             INVOKE_WCB( *window, Keyboard,
@@ -880,6 +886,12 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
             KEY( VK_DOWN,   GLUT_KEY_DOWN      );
             KEY( VK_INSERT, GLUT_KEY_INSERT    );
 
+          case VK_LCONTROL:  case VK_RCONTROL:  case VK_CONTROL:
+          case VK_LSHIFT:    case VK_RSHIFT:    case VK_SHIFT:
+          case VK_LMENU:     case VK_RMENU:     case VK_MENU:
+              /* These keypresses and releases are handled earlier in the function */
+              break;
+
           case VK_DELETE:
               /* The delete key should be treated as an ASCII keypress: */
               INVOKE_WCB( *window, KeyboardUp,