Events

Hook into any of the events below by either binding to the event name, or passing in the name of the event during initialization:

// bind to event
$("#multiselect").bind("multiselectopen", function(event, ui){
    // event handler here
});

// or pass in the handler during initialization
$("#multiselect").multiselect({
    open: function(event, ui){
        // event handler here
    }
});

create

Requires jQuery UI Widget Factory 1.8.6+ Fires when the widget is created for the first time.

---

beforeopen

Fires right before the menu opens. Prevent the menu from opening by returning false in the handler.

---

open

Fires after the widget opens.

---

beforeclose

Fires right before the menu closes. Prevent the menu from closing by returning false in the handler.

---

close

Fires after the widget closes.

---

checkall

Fires when all the options are checked by either clicking the "check all" link in the header, or when the "checkall" method is programatically called (see next section).

---

uncheckall

Fires when all the options are all unchecked by either clicking the "uncheck all" link in the header, or when the "uncheckall" method is programatically called (see next section).

---

optgrouptoggle

Fires when an optgroup label is clicked on. This event receives the original event object as the first argument, and a hash of values as the second argument.

$("#multiselect").bind("multiselectoptgrouptoggle", function(event, ui){
    //Function body
});

• event The original event object, most likely click.
• ui.inputs An array of checkboxes (DOM elements) inside the optgroup.
• ui.label The text of the optgroup.
• ui.checked Whether or not the checkboxes were checked or unchecked in the toggle (bool value)

---

click

Fires when a checkbox is checked or unchecked.

$("#multiselect").on("multiselectclick", function(event, ui) {
    //Function body
}

• event The original event object, most likely click.
• ui.value The value of the checkbox.
• ui.text The text of the checkbox.
• ui.checked Whether or not the input was checked or unchecked.

---

refresh

---

resync

---

beforeoptgrouptoggle

---

beforecollapsetoggle

---

collapsetoggle

---

maxselected

---

change

---

resize

---

beforeClose

---

beforeCheckAll

---

beforeUncheckAll

---

'flipAll`

---

beforeFlipAll

---

beforeCollapseAll

---

'collapseAll`

---

beforeExpandAll

---

expandAll

Filter Events

input

---

filter

---

search