694 lines
22 KiB
JavaScript
694 lines
22 KiB
JavaScript
/*!
|
|
* jQuery UI Selectmenu 1.13.2
|
|
* http://jqueryui.com
|
|
*
|
|
* Copyright jQuery Foundation and other contributors
|
|
* Released under the MIT license.
|
|
* http://jquery.org/license
|
|
*/
|
|
|
|
//>>label: Selectmenu
|
|
//>>group: Widgets
|
|
/* eslint-disable max-len */
|
|
//>>description: Duplicates and extends the functionality of a native HTML select element, allowing it to be customizable in behavior and appearance far beyond the limitations of a native select.
|
|
/* eslint-enable max-len */
|
|
//>>docs: http://api.jqueryui.com/selectmenu/
|
|
//>>demos: http://jqueryui.com/selectmenu/
|
|
//>>css.structure: ../../themes/base/core.css
|
|
//>>css.structure: ../../themes/base/selectmenu.css, ../../themes/base/button.css
|
|
//>>css.theme: ../../themes/base/theme.css
|
|
|
|
( function( factory ) {
|
|
"use strict";
|
|
|
|
if ( typeof define === "function" && define.amd ) {
|
|
|
|
// AMD. Register as an anonymous module.
|
|
define( [
|
|
"jquery",
|
|
"./menu",
|
|
"../form-reset-mixin",
|
|
"../keycode",
|
|
"../labels",
|
|
"../position",
|
|
"../unique-id",
|
|
"../version",
|
|
"../widget"
|
|
], factory );
|
|
} else {
|
|
|
|
// Browser globals
|
|
factory( jQuery );
|
|
}
|
|
} )( function( $ ) {
|
|
"use strict";
|
|
|
|
return $.widget( "ui.selectmenu", [ $.ui.formResetMixin, {
|
|
version: "1.13.2",
|
|
defaultElement: "<select>",
|
|
options: {
|
|
appendTo: null,
|
|
classes: {
|
|
"ui-selectmenu-button-open": "ui-corner-top",
|
|
"ui-selectmenu-button-closed": "ui-corner-all"
|
|
},
|
|
disabled: null,
|
|
icons: {
|
|
button: "ui-icon-triangle-1-s"
|
|
},
|
|
position: {
|
|
my: "left top",
|
|
at: "left bottom",
|
|
collision: "none"
|
|
},
|
|
width: false,
|
|
|
|
// Callbacks
|
|
change: null,
|
|
close: null,
|
|
focus: null,
|
|
open: null,
|
|
select: null
|
|
},
|
|
|
|
_create: function() {
|
|
var selectmenuId = this.element.uniqueId().attr( "id" );
|
|
this.ids = {
|
|
element: selectmenuId,
|
|
button: selectmenuId + "-button",
|
|
menu: selectmenuId + "-menu"
|
|
};
|
|
|
|
this._drawButton();
|
|
this._drawMenu();
|
|
this._bindFormResetHandler();
|
|
|
|
this._rendered = false;
|
|
this.menuItems = $();
|
|
},
|
|
|
|
_drawButton: function() {
|
|
var icon,
|
|
that = this,
|
|
item = this._parseOption(
|
|
this.element.find( "option:selected" ),
|
|
this.element[ 0 ].selectedIndex
|
|
);
|
|
|
|
// Associate existing label with the new button
|
|
this.labels = this.element.labels().attr( "for", this.ids.button );
|
|
this._on( this.labels, {
|
|
click: function( event ) {
|
|
this.button.trigger( "focus" );
|
|
event.preventDefault();
|
|
}
|
|
} );
|
|
|
|
// Hide original select element
|
|
this.element.hide();
|
|
|
|
// Create button
|
|
this.button = $( "<span>", {
|
|
tabindex: this.options.disabled ? -1 : 0,
|
|
id: this.ids.button,
|
|
role: "combobox",
|
|
"aria-expanded": "false",
|
|
"aria-autocomplete": "list",
|
|
"aria-owns": this.ids.menu,
|
|
"aria-haspopup": "true",
|
|
title: this.element.attr( "title" )
|
|
} )
|
|
.insertAfter( this.element );
|
|
|
|
this._addClass( this.button, "ui-selectmenu-button ui-selectmenu-button-closed",
|
|
"ui-button ui-widget" );
|
|
|
|
icon = $( "<span>" ).appendTo( this.button );
|
|
this._addClass( icon, "ui-selectmenu-icon", "ui-icon " + this.options.icons.button );
|
|
this.buttonItem = this._renderButtonItem( item )
|
|
.appendTo( this.button );
|
|
|
|
if ( this.options.width !== false ) {
|
|
this._resizeButton();
|
|
}
|
|
|
|
this._on( this.button, this._buttonEvents );
|
|
this.button.one( "focusin", function() {
|
|
|
|
// Delay rendering the menu items until the button receives focus.
|
|
// The menu may have already been rendered via a programmatic open.
|
|
if ( !that._rendered ) {
|
|
that._refreshMenu();
|
|
}
|
|
} );
|
|
},
|
|
|
|
_drawMenu: function() {
|
|
var that = this;
|
|
|
|
// Create menu
|
|
this.menu = $( "<ul>", {
|
|
"aria-hidden": "true",
|
|
"aria-labelledby": this.ids.button,
|
|
id: this.ids.menu
|
|
} );
|
|
|
|
// Wrap menu
|
|
this.menuWrap = $( "<div>" ).append( this.menu );
|
|
this._addClass( this.menuWrap, "ui-selectmenu-menu", "ui-front" );
|
|
this.menuWrap.appendTo( this._appendTo() );
|
|
|
|
// Initialize menu widget
|
|
this.menuInstance = this.menu
|
|
.menu( {
|
|
classes: {
|
|
"ui-menu": "ui-corner-bottom"
|
|
},
|
|
role: "listbox",
|
|
select: function( event, ui ) {
|
|
event.preventDefault();
|
|
|
|
// Support: IE8
|
|
// If the item was selected via a click, the text selection
|
|
// will be destroyed in IE
|
|
that._setSelection();
|
|
|
|
that._select( ui.item.data( "ui-selectmenu-item" ), event );
|
|
},
|
|
focus: function( event, ui ) {
|
|
var item = ui.item.data( "ui-selectmenu-item" );
|
|
|
|
// Prevent inital focus from firing and check if its a newly focused item
|
|
if ( that.focusIndex != null && item.index !== that.focusIndex ) {
|
|
that._trigger( "focus", event, { item: item } );
|
|
if ( !that.isOpen ) {
|
|
that._select( item, event );
|
|
}
|
|
}
|
|
that.focusIndex = item.index;
|
|
|
|
that.button.attr( "aria-activedescendant",
|
|
that.menuItems.eq( item.index ).attr( "id" ) );
|
|
}
|
|
} )
|
|
.menu( "instance" );
|
|
|
|
// Don't close the menu on mouseleave
|
|
this.menuInstance._off( this.menu, "mouseleave" );
|
|
|
|
// Cancel the menu's collapseAll on document click
|
|
this.menuInstance._closeOnDocumentClick = function() {
|
|
return false;
|
|
};
|
|
|
|
// Selects often contain empty items, but never contain dividers
|
|
this.menuInstance._isDivider = function() {
|
|
return false;
|
|
};
|
|
},
|
|
|
|
refresh: function() {
|
|
this._refreshMenu();
|
|
this.buttonItem.replaceWith(
|
|
this.buttonItem = this._renderButtonItem(
|
|
|
|
// Fall back to an empty object in case there are no options
|
|
this._getSelectedItem().data( "ui-selectmenu-item" ) || {}
|
|
)
|
|
);
|
|
if ( this.options.width === null ) {
|
|
this._resizeButton();
|
|
}
|
|
},
|
|
|
|
_refreshMenu: function() {
|
|
var item,
|
|
options = this.element.find( "option" );
|
|
|
|
this.menu.empty();
|
|
|
|
this._parseOptions( options );
|
|
this._renderMenu( this.menu, this.items );
|
|
|
|
this.menuInstance.refresh();
|
|
this.menuItems = this.menu.find( "li" )
|
|
.not( ".ui-selectmenu-optgroup" )
|
|
.find( ".ui-menu-item-wrapper" );
|
|
|
|
this._rendered = true;
|
|
|
|
if ( !options.length ) {
|
|
return;
|
|
}
|
|
|
|
item = this._getSelectedItem();
|
|
|
|
// Update the menu to have the correct item focused
|
|
this.menuInstance.focus( null, item );
|
|
this._setAria( item.data( "ui-selectmenu-item" ) );
|
|
|
|
// Set disabled state
|
|
this._setOption( "disabled", this.element.prop( "disabled" ) );
|
|
},
|
|
|
|
open: function( event ) {
|
|
if ( this.options.disabled ) {
|
|
return;
|
|
}
|
|
|
|
// If this is the first time the menu is being opened, render the items
|
|
if ( !this._rendered ) {
|
|
this._refreshMenu();
|
|
} else {
|
|
|
|
// Menu clears focus on close, reset focus to selected item
|
|
this._removeClass( this.menu.find( ".ui-state-active" ), null, "ui-state-active" );
|
|
this.menuInstance.focus( null, this._getSelectedItem() );
|
|
}
|
|
|
|
// If there are no options, don't open the menu
|
|
if ( !this.menuItems.length ) {
|
|
return;
|
|
}
|
|
|
|
this.isOpen = true;
|
|
this._toggleAttr();
|
|
this._resizeMenu();
|
|
this._position();
|
|
|
|
this._on( this.document, this._documentClick );
|
|
|
|
this._trigger( "open", event );
|
|
},
|
|
|
|
_position: function() {
|
|
this.menuWrap.position( $.extend( { of: this.button }, this.options.position ) );
|
|
},
|
|
|
|
close: function( event ) {
|
|
if ( !this.isOpen ) {
|
|
return;
|
|
}
|
|
|
|
this.isOpen = false;
|
|
this._toggleAttr();
|
|
|
|
this.range = null;
|
|
this._off( this.document );
|
|
|
|
this._trigger( "close", event );
|
|
},
|
|
|
|
widget: function() {
|
|
return this.button;
|
|
},
|
|
|
|
menuWidget: function() {
|
|
return this.menu;
|
|
},
|
|
|
|
_renderButtonItem: function( item ) {
|
|
var buttonItem = $( "<span>" );
|
|
|
|
this._setText( buttonItem, item.label );
|
|
this._addClass( buttonItem, "ui-selectmenu-text" );
|
|
|
|
return buttonItem;
|
|
},
|
|
|
|
_renderMenu: function( ul, items ) {
|
|
var that = this,
|
|
currentOptgroup = "";
|
|
|
|
$.each( items, function( index, item ) {
|
|
var li;
|
|
|
|
if ( item.optgroup !== currentOptgroup ) {
|
|
li = $( "<li>", {
|
|
text: item.optgroup
|
|
} );
|
|
that._addClass( li, "ui-selectmenu-optgroup", "ui-menu-divider" +
|
|
( item.element.parent( "optgroup" ).prop( "disabled" ) ?
|
|
" ui-state-disabled" :
|
|
"" ) );
|
|
|
|
li.appendTo( ul );
|
|
|
|
currentOptgroup = item.optgroup;
|
|
}
|
|
|
|
that._renderItemData( ul, item );
|
|
} );
|
|
},
|
|
|
|
_renderItemData: function( ul, item ) {
|
|
return this._renderItem( ul, item ).data( "ui-selectmenu-item", item );
|
|
},
|
|
|
|
_renderItem: function( ul, item ) {
|
|
var li = $( "<li>" ),
|
|
wrapper = $( "<div>", {
|
|
title: item.element.attr( "title" )
|
|
} );
|
|
|
|
if ( item.disabled ) {
|
|
this._addClass( li, null, "ui-state-disabled" );
|
|
}
|
|
this._setText( wrapper, item.label );
|
|
|
|
return li.append( wrapper ).appendTo( ul );
|
|
},
|
|
|
|
_setText: function( element, value ) {
|
|
if ( value ) {
|
|
element.text( value );
|
|
} else {
|
|
element.html( " " );
|
|
}
|
|
},
|
|
|
|
_move: function( direction, event ) {
|
|
var item, next,
|
|
filter = ".ui-menu-item";
|
|
|
|
if ( this.isOpen ) {
|
|
item = this.menuItems.eq( this.focusIndex ).parent( "li" );
|
|
} else {
|
|
item = this.menuItems.eq( this.element[ 0 ].selectedIndex ).parent( "li" );
|
|
filter += ":not(.ui-state-disabled)";
|
|
}
|
|
|
|
if ( direction === "first" || direction === "last" ) {
|
|
next = item[ direction === "first" ? "prevAll" : "nextAll" ]( filter ).eq( -1 );
|
|
} else {
|
|
next = item[ direction + "All" ]( filter ).eq( 0 );
|
|
}
|
|
|
|
if ( next.length ) {
|
|
this.menuInstance.focus( event, next );
|
|
}
|
|
},
|
|
|
|
_getSelectedItem: function() {
|
|
return this.menuItems.eq( this.element[ 0 ].selectedIndex ).parent( "li" );
|
|
},
|
|
|
|
_toggle: function( event ) {
|
|
this[ this.isOpen ? "close" : "open" ]( event );
|
|
},
|
|
|
|
_setSelection: function() {
|
|
var selection;
|
|
|
|
if ( !this.range ) {
|
|
return;
|
|
}
|
|
|
|
if ( window.getSelection ) {
|
|
selection = window.getSelection();
|
|
selection.removeAllRanges();
|
|
selection.addRange( this.range );
|
|
|
|
// Support: IE8
|
|
} else {
|
|
this.range.select();
|
|
}
|
|
|
|
// Support: IE
|
|
// Setting the text selection kills the button focus in IE, but
|
|
// restoring the focus doesn't kill the selection.
|
|
this.button.trigger( "focus" );
|
|
},
|
|
|
|
_documentClick: {
|
|
mousedown: function( event ) {
|
|
if ( !this.isOpen ) {
|
|
return;
|
|
}
|
|
|
|
if ( !$( event.target ).closest( ".ui-selectmenu-menu, #" +
|
|
$.escapeSelector( this.ids.button ) ).length ) {
|
|
this.close( event );
|
|
}
|
|
}
|
|
},
|
|
|
|
_buttonEvents: {
|
|
|
|
// Prevent text selection from being reset when interacting with the selectmenu (#10144)
|
|
mousedown: function() {
|
|
var selection;
|
|
|
|
if ( window.getSelection ) {
|
|
selection = window.getSelection();
|
|
if ( selection.rangeCount ) {
|
|
this.range = selection.getRangeAt( 0 );
|
|
}
|
|
|
|
// Support: IE8
|
|
} else {
|
|
this.range = document.selection.createRange();
|
|
}
|
|
},
|
|
|
|
click: function( event ) {
|
|
this._setSelection();
|
|
this._toggle( event );
|
|
},
|
|
|
|
keydown: function( event ) {
|
|
var preventDefault = true;
|
|
switch ( event.keyCode ) {
|
|
case $.ui.keyCode.TAB:
|
|
case $.ui.keyCode.ESCAPE:
|
|
this.close( event );
|
|
preventDefault = false;
|
|
break;
|
|
case $.ui.keyCode.ENTER:
|
|
if ( this.isOpen ) {
|
|
this._selectFocusedItem( event );
|
|
}
|
|
break;
|
|
case $.ui.keyCode.UP:
|
|
if ( event.altKey ) {
|
|
this._toggle( event );
|
|
} else {
|
|
this._move( "prev", event );
|
|
}
|
|
break;
|
|
case $.ui.keyCode.DOWN:
|
|
if ( event.altKey ) {
|
|
this._toggle( event );
|
|
} else {
|
|
this._move( "next", event );
|
|
}
|
|
break;
|
|
case $.ui.keyCode.SPACE:
|
|
if ( this.isOpen ) {
|
|
this._selectFocusedItem( event );
|
|
} else {
|
|
this._toggle( event );
|
|
}
|
|
break;
|
|
case $.ui.keyCode.LEFT:
|
|
this._move( "prev", event );
|
|
break;
|
|
case $.ui.keyCode.RIGHT:
|
|
this._move( "next", event );
|
|
break;
|
|
case $.ui.keyCode.HOME:
|
|
case $.ui.keyCode.PAGE_UP:
|
|
this._move( "first", event );
|
|
break;
|
|
case $.ui.keyCode.END:
|
|
case $.ui.keyCode.PAGE_DOWN:
|
|
this._move( "last", event );
|
|
break;
|
|
default:
|
|
this.menu.trigger( event );
|
|
preventDefault = false;
|
|
}
|
|
|
|
if ( preventDefault ) {
|
|
event.preventDefault();
|
|
}
|
|
}
|
|
},
|
|
|
|
_selectFocusedItem: function( event ) {
|
|
var item = this.menuItems.eq( this.focusIndex ).parent( "li" );
|
|
if ( !item.hasClass( "ui-state-disabled" ) ) {
|
|
this._select( item.data( "ui-selectmenu-item" ), event );
|
|
}
|
|
},
|
|
|
|
_select: function( item, event ) {
|
|
var oldIndex = this.element[ 0 ].selectedIndex;
|
|
|
|
// Change native select element
|
|
this.element[ 0 ].selectedIndex = item.index;
|
|
this.buttonItem.replaceWith( this.buttonItem = this._renderButtonItem( item ) );
|
|
this._setAria( item );
|
|
this._trigger( "select", event, { item: item } );
|
|
|
|
if ( item.index !== oldIndex ) {
|
|
this._trigger( "change", event, { item: item } );
|
|
}
|
|
|
|
this.close( event );
|
|
},
|
|
|
|
_setAria: function( item ) {
|
|
var id = this.menuItems.eq( item.index ).attr( "id" );
|
|
|
|
this.button.attr( {
|
|
"aria-labelledby": id,
|
|
"aria-activedescendant": id
|
|
} );
|
|
this.menu.attr( "aria-activedescendant", id );
|
|
},
|
|
|
|
_setOption: function( key, value ) {
|
|
if ( key === "icons" ) {
|
|
var icon = this.button.find( "span.ui-icon" );
|
|
this._removeClass( icon, null, this.options.icons.button )
|
|
._addClass( icon, null, value.button );
|
|
}
|
|
|
|
this._super( key, value );
|
|
|
|
if ( key === "appendTo" ) {
|
|
this.menuWrap.appendTo( this._appendTo() );
|
|
}
|
|
|
|
if ( key === "width" ) {
|
|
this._resizeButton();
|
|
}
|
|
},
|
|
|
|
_setOptionDisabled: function( value ) {
|
|
this._super( value );
|
|
|
|
this.menuInstance.option( "disabled", value );
|
|
this.button.attr( "aria-disabled", value );
|
|
this._toggleClass( this.button, null, "ui-state-disabled", value );
|
|
|
|
this.element.prop( "disabled", value );
|
|
if ( value ) {
|
|
this.button.attr( "tabindex", -1 );
|
|
this.close();
|
|
} else {
|
|
this.button.attr( "tabindex", 0 );
|
|
}
|
|
},
|
|
|
|
_appendTo: function() {
|
|
var element = this.options.appendTo;
|
|
|
|
if ( element ) {
|
|
element = element.jquery || element.nodeType ?
|
|
$( element ) :
|
|
this.document.find( element ).eq( 0 );
|
|
}
|
|
|
|
if ( !element || !element[ 0 ] ) {
|
|
element = this.element.closest( ".ui-front, dialog" );
|
|
}
|
|
|
|
if ( !element.length ) {
|
|
element = this.document[ 0 ].body;
|
|
}
|
|
|
|
return element;
|
|
},
|
|
|
|
_toggleAttr: function() {
|
|
this.button.attr( "aria-expanded", this.isOpen );
|
|
|
|
// We can't use two _toggleClass() calls here, because we need to make sure
|
|
// we always remove classes first and add them second, otherwise if both classes have the
|
|
// same theme class, it will be removed after we add it.
|
|
this._removeClass( this.button, "ui-selectmenu-button-" +
|
|
( this.isOpen ? "closed" : "open" ) )
|
|
._addClass( this.button, "ui-selectmenu-button-" +
|
|
( this.isOpen ? "open" : "closed" ) )
|
|
._toggleClass( this.menuWrap, "ui-selectmenu-open", null, this.isOpen );
|
|
|
|
this.menu.attr( "aria-hidden", !this.isOpen );
|
|
},
|
|
|
|
_resizeButton: function() {
|
|
var width = this.options.width;
|
|
|
|
// For `width: false`, just remove inline style and stop
|
|
if ( width === false ) {
|
|
this.button.css( "width", "" );
|
|
return;
|
|
}
|
|
|
|
// For `width: null`, match the width of the original element
|
|
if ( width === null ) {
|
|
width = this.element.show().outerWidth();
|
|
this.element.hide();
|
|
}
|
|
|
|
this.button.outerWidth( width );
|
|
},
|
|
|
|
_resizeMenu: function() {
|
|
this.menu.outerWidth( Math.max(
|
|
this.button.outerWidth(),
|
|
|
|
// Support: IE10
|
|
// IE10 wraps long text (possibly a rounding bug)
|
|
// so we add 1px to avoid the wrapping
|
|
this.menu.width( "" ).outerWidth() + 1
|
|
) );
|
|
},
|
|
|
|
_getCreateOptions: function() {
|
|
var options = this._super();
|
|
|
|
options.disabled = this.element.prop( "disabled" );
|
|
|
|
return options;
|
|
},
|
|
|
|
_parseOptions: function( options ) {
|
|
var that = this,
|
|
data = [];
|
|
options.each( function( index, item ) {
|
|
if ( item.hidden ) {
|
|
return;
|
|
}
|
|
|
|
data.push( that._parseOption( $( item ), index ) );
|
|
} );
|
|
this.items = data;
|
|
},
|
|
|
|
_parseOption: function( option, index ) {
|
|
var optgroup = option.parent( "optgroup" );
|
|
|
|
return {
|
|
element: option,
|
|
index: index,
|
|
value: option.val(),
|
|
label: option.text(),
|
|
optgroup: optgroup.attr( "label" ) || "",
|
|
disabled: optgroup.prop( "disabled" ) || option.prop( "disabled" )
|
|
};
|
|
},
|
|
|
|
_destroy: function() {
|
|
this._unbindFormResetHandler();
|
|
this.menuWrap.remove();
|
|
this.button.remove();
|
|
this.element.show();
|
|
this.element.removeUniqueId();
|
|
this.labels.attr( "for", this.ids.element );
|
|
}
|
|
} ] );
|
|
|
|
} );
|