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: / home / u565127238 / domains / stjamesion.edu.pk / public_html / admin / vendor / ios7-switch /
Filename : ios7-switch.js
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/**
 * Accept one checkbox input field, and convert it into iOS style switch UI.
 */

function Switch(input) {
  if ('checkbox' !== input.type) throw new Error('You can\'t make Switch out of non-checkbox input');

  this.input = input;
  this.input.style.display = 'none'; // hide the actual input

  this.el = document.createElement('div');
  this.el.className = 'ios-switch';
  this._prepareDOM();

  this.input.parentElement.insertBefore(this.el, this.input);

  // read initial state and set Switch state accordingly
  if (this.input.checked) this.turnOn()

}

/**
 * Cross Browser add class method
 */

Switch.addClass = function( el, className) {
  if (el.classList) {
    el.classList.add(className);
  } else {
    el.className += ' ' + className;
  }
};

/**
 * Cross Browser remove class method
 */

Switch.removeClass = function( el, className) {
  if (el.classList) {
    el.classList.remove(className);
  } else {
    el.className = el.className.replace(new RegExp('(^|\\b)' + className.split(' ').join('|') + '(\\b|$)', 'gi'), ' ');
  }
};

/**
 * Cross Browser has class method
 */

Switch.hasClass = function(el, className) {
  if (el.classList) {
    return el.classList.contains(className);
  } else {
    return new RegExp('(^| )' + className + '( |$)', 'gi').test(el.className);
  }
};

/**
 * Toggles on/off state
 */

Switch.prototype.toggle = function() {

  if( Switch.hasClass(this.el, 'on') ){
    this.turnOff();
  } else {
    this.turnOn();
  }

  this.triggerChange();
};


/**
 * Turn on
 */

Switch.prototype.turnOn = function() {
  Switch.addClass(this.el, 'on');
  Switch.removeClass(this.el, 'off');
  this.input.checked = true;
};

/**
 * Turn off
 */

Switch.prototype.turnOff = function() {
  Switch.removeClass(this.el, 'on');
  Switch.addClass(this.el, 'off');
  this.input.checked = false;
}


/**
 * Triggers DOM event programatically on the real input field
 */

Switch.prototype.triggerChange = function() {
  if ("fireEvent" in this.input){
    this.input.fireEvent("onchange");
  } else {
    var evt = document.createEvent("HTMLEvents");
    evt.initEvent("change", false, true);
    this.input.dispatchEvent(evt);
  }
};

/**
 * We need to prepare some DOM elements
 */

Switch.prototype._prepareDOM = function() {

  var onBackground = document.createElement('div');
  onBackground.className = 'on-background background-fill';

  var stateBackground = document.createElement('div');
  stateBackground.className = 'state-background background-fill';

  var handle = document.createElement('div');
  handle.className = 'handle';

  this.el.appendChild(onBackground);
  this.el.appendChild(stateBackground);
  this.el.appendChild(handle);

};