4 lines
8.1 KiB
JavaScript
4 lines
8.1 KiB
JavaScript
/*! jQuery UI - v1.11.4 - 2015-03-13
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* http://jqueryui.com
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* Copyright jQuery Foundation and other contributors; Licensed MIT */
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(function(t){"function"==typeof define&&define.amd?define(["jquery","./core","./widget","./position","./menu"],t):t(jQuery)})(function(t){return t.widget("ui.selectmenu",{version:"1.11.4",defaultElement:"<select>",options:{appendTo:null,disabled:null,icons:{button:"ui-icon-triangle-1-s"},position:{my:"left top",at:"left bottom",collision:"none"},width:null,change:null,close:null,focus:null,open:null,select:null},_create:function(){var t=this.element.uniqueId().attr("id");this.ids={element:t,button:t+"-button",menu:t+"-menu"},this._drawButton(),this._drawMenu(),this.options.disabled&&this.disable()},_drawButton:function(){var e=this;this.label=t("label[for='"+this.ids.element+"']").attr("for",this.ids.button),this._on(this.label,{click:function(t){this.button.focus(),t.preventDefault()}}),this.element.hide(),this.button=t("<span>",{"class":"ui-selectmenu-button ui-widget ui-state-default ui-corner-all",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"}).insertAfter(this.element),t("<span>",{"class":"ui-icon "+this.options.icons.button}).prependTo(this.button),this.buttonText=t("<span>",{"class":"ui-selectmenu-text"}).appendTo(this.button),this._setText(this.buttonText,this.element.find("option:selected").text()),this._resizeButton(),this._on(this.button,this._buttonEvents),this.button.one("focusin",function(){e.menuItems||e._refreshMenu()}),this._hoverable(this.button),this._focusable(this.button)},_drawMenu:function(){var e=this;this.menu=t("<ul>",{"aria-hidden":"true","aria-labelledby":this.ids.button,id:this.ids.menu}),this.menuWrap=t("<div>",{"class":"ui-selectmenu-menu ui-front"}).append(this.menu).appendTo(this._appendTo()),this.menuInstance=this.menu.menu({role:"listbox",select:function(t,i){t.preventDefault(),e._setSelection(),e._select(i.item.data("ui-selectmenu-item"),t)},focus:function(t,i){var s=i.item.data("ui-selectmenu-item");null!=e.focusIndex&&s.index!==e.focusIndex&&(e._trigger("focus",t,{item:s}),e.isOpen||e._select(s,t)),e.focusIndex=s.index,e.button.attr("aria-activedescendant",e.menuItems.eq(s.index).attr("id"))}}).menu("instance"),this.menu.addClass("ui-corner-bottom").removeClass("ui-corner-all"),this.menuInstance._off(this.menu,"mouseleave"),this.menuInstance._closeOnDocumentClick=function(){return!1},this.menuInstance._isDivider=function(){return!1}},refresh:function(){this._refreshMenu(),this._setText(this.buttonText,this._getSelectedItem().text()),this.options.width||this._resizeButton()},_refreshMenu:function(){this.menu.empty();var t,e=this.element.find("option");e.length&&(this._parseOptions(e),this._renderMenu(this.menu,this.items),this.menuInstance.refresh(),this.menuItems=this.menu.find("li").not(".ui-selectmenu-optgroup"),t=this._getSelectedItem(),this.menuInstance.focus(null,t),this._setAria(t.data("ui-selectmenu-item")),this._setOption("disabled",this.element.prop("disabled")))},open:function(t){this.options.disabled||(this.menuItems?(this.menu.find(".ui-state-focus").removeClass("ui-state-focus"),this.menuInstance.focus(null,this._getSelectedItem())):this._refreshMenu(),this.isOpen=!0,this._toggleAttr(),this._resizeMenu(),this._position(),this._on(this.document,this._documentClick),this._trigger("open",t))},_position:function(){this.menuWrap.position(t.extend({of:this.button},this.options.position))},close:function(t){this.isOpen&&(this.isOpen=!1,this._toggleAttr(),this.range=null,this._off(this.document),this._trigger("close",t))},widget:function(){return this.button},menuWidget:function(){return this.menu},_renderMenu:function(e,i){var s=this,n="";t.each(i,function(i,o){o.optgroup!==n&&(t("<li>",{"class":"ui-selectmenu-optgroup ui-menu-divider"+(o.element.parent("optgroup").prop("disabled")?" ui-state-disabled":""),text:o.optgroup}).appendTo(e),n=o.optgroup),s._renderItemData(e,o)})},_renderItemData:function(t,e){return this._renderItem(t,e).data("ui-selectmenu-item",e)},_renderItem:function(e,i){var s=t("<li>");return i.disabled&&s.addClass("ui-state-disabled"),this._setText(s,i.label),s.appendTo(e)},_setText:function(t,e){e?t.text(e):t.html(" ")},_move:function(t,e){var i,s,n=".ui-menu-item";this.isOpen?i=this.menuItems.eq(this.focusIndex):(i=this.menuItems.eq(this.element[0].selectedIndex),n+=":not(.ui-state-disabled)"),s="first"===t||"last"===t?i["first"===t?"prevAll":"nextAll"](n).eq(-1):i[t+"All"](n).eq(0),s.length&&this.menuInstance.focus(e,s)},_getSelectedItem:function(){return this.menuItems.eq(this.element[0].selectedIndex)},_toggle:function(t){this[this.isOpen?"close":"open"](t)},_setSelection:function(){var t;this.range&&(window.getSelection?(t=window.getSelection(),t.removeAllRanges(),t.addRange(this.range)):this.range.select(),this.button.focus())},_documentClick:{mousedown:function(e){this.isOpen&&(t(e.target).closest(".ui-selectmenu-menu, #"+this.ids.button).length||this.close(e))}},_buttonEvents:{mousedown:function(){var t;window.getSelection?(t=window.getSelection(),t.rangeCount&&(this.range=t.getRangeAt(0))):this.range=document.selection.createRange()},click:function(t){this._setSelection(),this._toggle(t)},keydown:function(e){var i=!0;switch(e.keyCode){case t.ui.keyCode.TAB:case t.ui.keyCode.ESCAPE:this.close(e),i=!1;break;case t.ui.keyCode.ENTER:this.isOpen&&this._selectFocusedItem(e);break;case t.ui.keyCode.UP:e.altKey?this._toggle(e):this._move("prev",e);break;case t.ui.keyCode.DOWN:e.altKey?this._toggle(e):this._move("next",e);break;case t.ui.keyCode.SPACE:this.isOpen?this._selectFocusedItem(e):this._toggle(e);break;case t.ui.keyCode.LEFT:this._move("prev",e);break;case t.ui.keyCode.RIGHT:this._move("next",e);break;case t.ui.keyCode.HOME:case t.ui.keyCode.PAGE_UP:this._move("first",e);break;case t.ui.keyCode.END:case t.ui.keyCode.PAGE_DOWN:this._move("last",e);break;default:this.menu.trigger(e),i=!1}i&&e.preventDefault()}},_selectFocusedItem:function(t){var e=this.menuItems.eq(this.focusIndex);e.hasClass("ui-state-disabled")||this._select(e.data("ui-selectmenu-item"),t)},_select:function(t,e){var i=this.element[0].selectedIndex;this.element[0].selectedIndex=t.index,this._setText(this.buttonText,t.label),this._setAria(t),this._trigger("select",e,{item:t}),t.index!==i&&this._trigger("change",e,{item:t}),this.close(e)},_setAria:function(t){var e=this.menuItems.eq(t.index).attr("id");this.button.attr({"aria-labelledby":e,"aria-activedescendant":e}),this.menu.attr("aria-activedescendant",e)},_setOption:function(t,e){"icons"===t&&this.button.find("span.ui-icon").removeClass(this.options.icons.button).addClass(e.button),this._super(t,e),"appendTo"===t&&this.menuWrap.appendTo(this._appendTo()),"disabled"===t&&(this.menuInstance.option("disabled",e),this.button.toggleClass("ui-state-disabled",e).attr("aria-disabled",e),this.element.prop("disabled",e),e?(this.button.attr("tabindex",-1),this.close()):this.button.attr("tabindex",0)),"width"===t&&this._resizeButton()},_appendTo:function(){var e=this.options.appendTo;return e&&(e=e.jquery||e.nodeType?t(e):this.document.find(e).eq(0)),e&&e[0]||(e=this.element.closest(".ui-front")),e.length||(e=this.document[0].body),e},_toggleAttr:function(){this.button.toggleClass("ui-corner-top",this.isOpen).toggleClass("ui-corner-all",!this.isOpen).attr("aria-expanded",this.isOpen),this.menuWrap.toggleClass("ui-selectmenu-open",this.isOpen),this.menu.attr("aria-hidden",!this.isOpen)},_resizeButton:function(){var t=this.options.width;t||(t=this.element.show().outerWidth(),this.element.hide()),this.button.outerWidth(t)},_resizeMenu:function(){this.menu.outerWidth(Math.max(this.button.outerWidth(),this.menu.width("").outerWidth()+1))},_getCreateOptions:function(){return{disabled:this.element.prop("disabled")}},_parseOptions:function(e){var i=[];e.each(function(e,s){var n=t(s),o=n.parent("optgroup");i.push({element:n,index:e,value:n.val(),label:n.text(),optgroup:o.attr("label")||"",disabled:o.prop("disabled")||n.prop("disabled")})}),this.items=i},_destroy:function(){this.menuWrap.remove(),this.button.remove(),this.element.show(),this.element.removeUniqueId(),this.label.attr("for",this.ids.element)}})}); |