//
// $('#element').donetyping(callback[, timeout=1000])
// Fires callback when a user has finished typing. This is determined by the time elapsed
// since the last keystroke and timeout parameter or the blur event--whichever comes first.
// callback: function to be called when even triggers
// timeout: (default=1000) timeout, in ms, to to wait before triggering event if not
// caused by blur.
// Requires jQuery 1.7+
//
;(function($){
$.fn.extend({
donetyping: function(callback,timeout){
timeout = timeout || 1e3; // 1 second default timeout
var timeoutReference,
doneTyping = function(el){
if (!timeoutReference) return;
timeoutReference = null;
callback.call(el);
};
return this.each(function(i,el){
var $el = $(el);
// Chrome Fix (Use keyup over keypress to detect backspace)
// thank you @palerdot
$el.is(':input') && $el.on('keyup keypress',function(e){
// This catches the backspace button in chrome, but also prevents
// the event from triggering too premptively. Without this line,
// using tab/shift+tab will make the focused element fire the callback.
if (e.type=='keyup' && e.keyCode!=8) return;
// Check if timeout has been set. If it has, "reset" the clock and
// start over again.
if (timeoutReference) clearTimeout(timeoutReference);
timeoutReference = setTimeout(function(){
// if we made it here, our timeout has elapsed. Fire the
// callback
doneTyping(el);
}, timeout);
}).on('blur',function(){
// If we can, fire the event since we're leaving the field
doneTyping(el);
});
});
}
});
})(jQuery);
$('#example').donetyping(function(){
$('#example-output').text('Event last fired @ ' + (new Date().toUTCString()));
});
Взято вот отсюда
stackoverflow.com/questions/14042193/how-to-trigge...