ios - How to add a button floating above the UIScrollView? -


let have uiscrollview , button, how can set button floating above uiscrollview or window? (or stick button in center of screen no matter how scroll).

any suggestion appreciated.

assuming working storyboard, add button above scroll view , not inside it. might want set constraints of button superview of scrollview , button make independent of scroll view.

so this:

example


Comments

Post a Comment

Popular posts from this blog

r - Trouble relying on third party package imports in my package -

my package uses ggplot2 extensively make custom plots. import ggplot2 in namespace file. can build, install, , load package r without errors. when call function package, complains can't find function in imported package. function called had absolute nothing plotting , didn't make use of ggplot2 . how can make function calls package work without these types of errors? error in theme_beata() (from plot.r#14) : not find function "theme_classic" the first function erroring is: #' custom ggplot2 theme beata #' @import ggplot2 #' @family themes #' inheritparams ggplot2::theme_classic #' @export theme_beata <- function(base_size = 14, base_family="serif", ticks = true) { ret <- theme_classic() + theme(axis.line = element_line(size=0.6), axis.text = element_text(size = base_size), axis.title = element_text(size= base_size + 2), title = element_text(size=base_size + 4)) if (...
Read more

Payment information shows nothing in one page checkout page magento -

i using magento ver. 1.9.1.0 want remove shipping information , shipping method step 1 page checkout page. changed code in core file like in app\code\core\mage\checkout\block\onepage.php public function getsteps() { $steps = array(); $stepcodes = $this->_getstepcodes(); /* remove shipping address , shipping method */ $excludestep=array_diff($stepcodes,array('shipping','shipping_method')); //$excludestep=$stepcodes; if ($this->iscustomerloggedin()) { $stepcodes = array_diff($excludestep, array('login')); } foreach ($excludestep $step) { $steps[$step] = $this->getcheckout()->getstepdata($step); } return $steps; } and in app\code\core\mage\checkout\controllers\onepagecontroller.php public function savebillingaction() { if ($this->_expireajax()) { return; } if ($this->getrequest()-...
Read more