+++ /dev/null
-var CSS,
- FORMAUTOSUBMITNAME = 'core-formautosubmit',
- FORMAUTOSUBMIT,
- INITIALIZED = false;
-
-// The CSS selectors we use
-CSS = {
- AUTOSUBMIT: 'autosubmit'
-};
-
-FORMAUTOSUBMIT = function() {
- FORMAUTOSUBMIT.superclass.constructor.apply(this, arguments);
-};
-
-Y.extend(FORMAUTOSUBMIT, Y.Base, {
-
- /*
- * Initialize the module
- */
- initializer: function() {
- // Set up local variables
- var applyto,
- thisselect;
- // We only apply the delegation once
- if (!INITIALIZED) {
- INITIALIZED = true;
- applyto = Y.one('body');
-
- // We don't listen for change events by default as using the keyboard triggers these too.
- applyto.delegate('key', this.process_changes, 'press:13', 'select.' + CSS.AUTOSUBMIT, this);
- applyto.delegate('click', this.process_changes, 'select.' + CSS.AUTOSUBMIT, this);
-
- if (Y.UA.os === 'macintosh' && Y.UA.webkit) {
- // Macintosh webkit browsers like change events, but non-macintosh webkit browsers don't.
- applyto.delegate('change', this.process_changes, 'select.' + CSS.AUTOSUBMIT, this);
- }
- if (Y.UA.touchEnabled) {
- // IOS and Android trigger touch events.
- applyto.delegate('change', this.process_changes, 'select.' + CSS.AUTOSUBMIT, this);
- }
- }
-
- // Assign this select items 'nothing' value and lastindex (current value)
- if (this.get('selectid')) {
- thisselect = Y.one('select#' + this.get('selectid'));
- if (thisselect) {
- if (this.get('nothing')) {
- thisselect.setData('nothing', this.get('nothing'));
- }
- thisselect.setData('startindex', thisselect.get('selectedIndex'));
- } else {
- Y.log("Warning: A single_select element was renderered, but the output is not displayed on the page.");
- }
- }
- },
-
- /*
- * Check whether the select element was changed
- */
- check_changed: function(e) {
- var select,
- nothing,
- startindex,
- currentindex,
- previousindex;
- select = e.target.ancestor('select.' + CSS.AUTOSUBMIT, true);
- if (!select) {
- return false;
- }
-
- nothing = select.getData('nothing');
- startindex = select.getData('startindex');
- currentindex = select.get('selectedIndex');
-
- previousindex = parseInt(select.getData('previousindex'), 10);
- select.setData('previousindex', currentindex);
- if (!previousindex) {
- previousindex = startindex;
- }
-
- // Check whether the field has changed, and is not the 'nothing' value
- if ((nothing === false || select.get('value') !== nothing)
- && startindex !== select.get('selectedIndex') && currentindex !== previousindex) {
- return select;
- }
- return false;
- },
-
- /*
- * Process any changes
- */
- process_changes: function(e) {
- var select = this.check_changed(e),
- form;
- if (select) {
- form = select.ancestor('form', true);
- form.submit();
- }
- }
-},
-{
- NAME: FORMAUTOSUBMITNAME,
- ATTRS: {
- selectid: {
- 'value': ''
- },
- nothing: {
- 'value': ''
- },
- ignorechangeevent: {
- 'value': false
- }
- }
-});
-
-M.core = M.core || {};
-M.core.init_formautosubmit = M.core.init_formautosubmit || function(config) {
- return new FORMAUTOSUBMIT(config);
-};
