UIWebView でコピー&ペースト(カットも)のメニュー呼び出しを無効化して禁止にするやつ

gistfile1

#pragma mark -
#pragma mark Managing the Selection and the Edit Menu

- (BOOL)canPerformAction:(SEL)action withSender:(id)sender {
  UIMenuController *menuController = [UIMenuController sharedMenuController];
  [menuController setMenuVisible:NO animated:NO];

  if (action == @selector(cut:)   || 
      action == @selector(copy:)  || 
      action == @selector(paste:)) {
    
    return NO;
  } else {
    return [super canPerformAction:action withSender:sender];
  }
}