Renamed MenuKey into MenuHandleKeyboard to avoid name collision.

src/include/menus.h

@@ -248,7 +248,7 @@ extern void DrawMenuButton(MenuButtonId button,unsigned flags,unsigned w,unsigne
     /// Draw and process a menu
 extern void ProcessMenu(int MenuId, int Loop);
     /// Keyboard handler for menus
-extern int MenuKey(int key);
+extern int MenuHandleKeyboard(int key);
     /// Called if the mouse is moved in Menu interface state
 extern void MenuHandleMouseMove(int x,int y);
     /// Called if any mouse button is pressed down

src/ui/interface.cpp

@@ -776,7 +776,7 @@ global void HandleKeyDown(unsigned key,unsigned keychar)
 	    return;
 
 	case IfaceStateMenu:			// Menu active
-	    MenuKey(key);
+	    MenuHandleKeyboard(key);
 	    return;
     }
 }

src/ui/menus.cpp

@@ -3178,7 +3178,9 @@ global void ProcessMenu(int menu_id, int loop)
     if (loop) {
 	while (CurrentMenu != -1) {
 	    DebugLevel3("MustRedraw: 0x%08x\n",MustRedraw);
-	    UpdateDisplay();
+	    if( MustRedraw ) {
+		UpdateDisplay();
+	    }
 	    RealizeVideoMemory();
 	    oldncr = NetConnectRunning;
 	    WaitEventsAndKeepSync();