slide keyboard in from the right. Looks for UITextEffectsWindow in jacky way.

SlideKeyboard.m

    
    [[NSNotificationCenter defaultCenter] addObserverForName:UIKeyboardWillShowNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *note)
     {
         NSLog(@"Windows: %@", [UIApplication sharedApplication].windows);
         
         for (UIWindow *window in [UIApplication sharedApplication].windows)
         {
             if ([window.class.description rangeOfString:@"Text"].location != NSNotFound)
             {
                 window.alpha = 0.0f;
             }
         }
     }];
    
    [[NSNotificationCenter defaultCenter] addObserverForName:UIKeyboardDidShowNotification object:nil queue:[NSOperationQueue mainQueue] usingBlock:^(NSNotification *note)
     {
         for (UIWindow *window in [UIApplication sharedApplication].windows)
         {
             if ([window.class.description rangeOfString:@"Text"].location != NSNotFound)
             {
                 window.frame = CGRectMake(window.frame.size.width * 2, window.frame.origin.y, window.frame.size.width, window.frame.size.height);
                 window.alpha = 1.0f;
                 
                 [UIView animateWithDuration:0.5f animations:^{
                     window.frame = CGRectMake(0, window.frame.origin.y, window.frame.size.width, window.frame.size.height);
                 }];
                 
             }
         }
     }];