can now also handle the case where menus is opened, client area of

[freeglut] / src / mswin / fg_main_mswin.c

diff --git a/src/mswin/fg_main_mswin.c b/src/mswin/fg_main_mswin.c
index c777b46..a992b2b 100644 (file)
--- a/src/mswin/fg_main_mswin.c
+++ b/src/mswin/fg_main_mswin.c
@@ -493,14 +493,39 @@ LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
         break;
 
     case WM_KILLFOCUS:
-/*        printf("WM_KILLFOCUS: %p\n", window ); */
-        lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
-        INVOKE_WCB( *window, Entry, ( GLUT_LEFT ) );
-
-        if( window->IsMenu &&
-            window->ActiveMenu && window->ActiveMenu->IsActive )
-            fgUpdateMenuHighlight( window->ActiveMenu );
+        {
+            SFG_Menu* menu = NULL;
+/*            printf("WM_KILLFOCUS (ismenu: %i): %p\n", window->IsMenu, window ); */
+            lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
+            INVOKE_WCB( *window, Entry, ( GLUT_LEFT ) );
 
+            /* If we have an open menu, see if the open menu should be closed
+               when focus was lost because user either switched
+               application or FreeGLUT window (if one is running multiple
+               windows). If so, close menu the active menu.
+             */
+            if ( fgStructure.CurrentMenu )
+                menu = fgGetActiveMenu();
+            
+            if ( menu )
+            {
+                SFG_Window* wnd = NULL;
+                HWND hwnd = GetForegroundWindow();  /* Get window with current focus */
+                if (hwnd)
+                    /* See if its one of our windows */
+                    wnd = fgWindowByHandle(hwnd);
+
+                if (!hwnd || !wnd)
+                    /* User switched to another application*/
+                    fgDeactivateMenu(menu->ParentWindow);
+                else if (
+                    ( wnd->IsMenu && wnd->ActiveMenu && wnd->ActiveMenu->ParentWindow!=menu->ParentWindow) ||    /* Make sure we don't kill the menu when trying to enter a submenu */
+                    (!wnd->IsMenu && wnd!=menu->ParentWindow)
+                    )
+                    /* User switched to another FreeGLUT window */
+                    fgDeactivateMenu(menu->ParentWindow);
+            }
+        }
         break;
 
 #if 0