Show windows while locked

FIXME: currently apps will crash due to "Process detected doing insecure drawing while in secure mode". Need to figure out how SpringBoard keeps apps alive

main.m

@@ -10,6 +10,24 @@ + (void)runServer {
 }
 @end
 
+@implementation UIApplication(hook)
+- (BOOL)_supportedOnLockScreen {
+    return YES;
+}
+@end
+
+@implementation UIViewController(hook)
+- (BOOL)_canShowWhileLocked {
+    return YES;
+}
+@end
+
+@implementation UIWindow(hook)
+- (BOOL)_shouldCreateContextAsSecure {
+    return YES;
+}
+@end
+
 void FBSystemShellInitialize(id block);
 
 int main(int argc, char **argv) {