diff options
Diffstat (limited to 'www/js/jquery-ui-1.8.5/jquery.ui.autocomplete.js')
| -rw-r--r-- | www/js/jquery-ui-1.8.5/jquery.ui.autocomplete.js | 555 |
1 files changed, 555 insertions, 0 deletions
diff --git a/www/js/jquery-ui-1.8.5/jquery.ui.autocomplete.js b/www/js/jquery-ui-1.8.5/jquery.ui.autocomplete.js new file mode 100644 index 0000000..105f7ca --- /dev/null +++ b/www/js/jquery-ui-1.8.5/jquery.ui.autocomplete.js @@ -0,0 +1,555 @@ +/* + * jQuery UI Autocomplete 1.8.5 + * + * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about) + * Dual licensed under the MIT or GPL Version 2 licenses. + * http://jquery.org/license + * + * http://docs.jquery.com/UI/Autocomplete + * + * Depends: + * jquery.ui.core.js + * jquery.ui.widget.js + * jquery.ui.position.js + */ +(function( $, undefined ) { + +$.widget( "ui.autocomplete", { + options: { + appendTo: "body", + delay: 300, + minLength: 1, + position: { + my: "left top", + at: "left bottom", + collision: "none" + }, + source: null + }, + _create: function() { + var self = this, + doc = this.element[ 0 ].ownerDocument; + this.element + .addClass( "ui-autocomplete-input" ) + .attr( "autocomplete", "off" ) + // TODO verify these actually work as intended + .attr({ + role: "textbox", + "aria-autocomplete": "list", + "aria-haspopup": "true" + }) + .bind( "keydown.autocomplete", function( event ) { + if ( self.options.disabled ) { + return; + } + + var keyCode = $.ui.keyCode; + switch( event.keyCode ) { + case keyCode.PAGE_UP: + self._move( "previousPage", event ); + break; + case keyCode.PAGE_DOWN: + self._move( "nextPage", event ); + break; + case keyCode.UP: + self._move( "previous", event ); + // prevent moving cursor to beginning of text field in some browsers + event.preventDefault(); + break; + case keyCode.DOWN: + self._move( "next", event ); + // prevent moving cursor to end of text field in some browsers + event.preventDefault(); + break; + case keyCode.ENTER: + case keyCode.NUMPAD_ENTER: + // when menu is open or has focus + if ( self.menu.element.is( ":visible" ) ) { + event.preventDefault(); + } + //passthrough - ENTER and TAB both select the current element + case keyCode.TAB: + if ( !self.menu.active ) { + return; + } + self.menu.select( event ); + break; + case keyCode.ESCAPE: + self.element.val( self.term ); + self.close( event ); + break; + default: + // keypress is triggered before the input value is changed + clearTimeout( self.searching ); + self.searching = setTimeout(function() { + // only search if the value has changed + if ( self.term != self.element.val() ) { + self.selectedItem = null; + self.search( null, event ); + } + }, self.options.delay ); + break; + } + }) + .bind( "focus.autocomplete", function() { + if ( self.options.disabled ) { + return; + } + + self.selectedItem = null; + self.previous = self.element.val(); + }) + .bind( "blur.autocomplete", function( event ) { + if ( self.options.disabled ) { + return; + } + + clearTimeout( self.searching ); + // clicks on the menu (or a button to trigger a search) will cause a blur event + self.closing = setTimeout(function() { + self.close( event ); + self._change( event ); + }, 150 ); + }); + this._initSource(); + this.response = function() { + return self._response.apply( self, arguments ); + }; + this.menu = $( "<ul></ul>" ) + .addClass( "ui-autocomplete" ) + .appendTo( $( this.options.appendTo || "body", doc )[0] ) + // prevent the close-on-blur in case of a "slow" click on the menu (long mousedown) + .mousedown(function( event ) { + // clicking on the scrollbar causes focus to shift to the body + // but we can't detect a mouseup or a click immediately afterward + // so we have to track the next mousedown and close the menu if + // the user clicks somewhere outside of the autocomplete + var menuElement = self.menu.element[ 0 ]; + if ( event.target === menuElement ) { + setTimeout(function() { + $( document ).one( 'mousedown', function( event ) { + if ( event.target !== self.element[ 0 ] && + event.target !== menuElement && + !$.ui.contains( menuElement, event.target ) ) { + self.close(); + } + }); + }, 1 ); + } + + // use another timeout to make sure the blur-event-handler on the input was already triggered + setTimeout(function() { + clearTimeout( self.closing ); + }, 13); + }) + .menu({ + focus: function( event, ui ) { + var item = ui.item.data( "item.autocomplete" ); + if ( false !== self._trigger( "focus", null, { item: item } ) ) { + // use value to match what will end up in the input, if it was a key event + if ( /^key/.test(event.originalEvent.type) ) { + self.element.val( item.value ); + } + } + }, + selected: function( event, ui ) { + var item = ui.item.data( "item.autocomplete" ), + previous = self.previous; + + // only trigger when focus was lost (click on menu) + if ( self.element[0] !== doc.activeElement ) { + self.element.focus(); + self.previous = previous; + } + + if ( false !== self._trigger( "select", event, { item: item } ) ) { + self.term = item.value; + self.element.val( item.value ); + } + + self.close( event ); + self.selectedItem = item; + }, + blur: function( event, ui ) { + // don't set the value of the text field if it's already correct + // this prevents moving the cursor unnecessarily + if ( self.menu.element.is(":visible") && + ( self.element.val() !== self.term ) ) { + self.element.val( self.term ); + } + } + }) + .zIndex( this.element.zIndex() + 1 ) + // workaround for jQuery bug #5781 http://dev.jquery.com/ticket/5781 + .css({ top: 0, left: 0 }) + .hide() + .data( "menu" ); + if ( $.fn.bgiframe ) { + this.menu.element.bgiframe(); + } + }, + + destroy: function() { + this.element + .removeClass( "ui-autocomplete-input" ) + .removeAttr( "autocomplete" ) + .removeAttr( "role" ) + .removeAttr( "aria-autocomplete" ) + .removeAttr( "aria-haspopup" ); + this.menu.element.remove(); + $.Widget.prototype.destroy.call( this ); + }, + + _setOption: function( key, value ) { + $.Widget.prototype._setOption.apply( this, arguments ); + if ( key === "source" ) { + this._initSource(); + } + if ( key === "appendTo" ) { + this.menu.element.appendTo( $( value || "body", this.element[0].ownerDocument )[0] ) + } + }, + + _initSource: function() { + var self = this, + array, + url; + if ( $.isArray(this.options.source) ) { + array = this.options.source; + this.source = function( request, response ) { + response( $.ui.autocomplete.filter(array, request.term) ); + }; + } else if ( typeof this.options.source === "string" ) { + url = this.options.source; + this.source = function( request, response ) { + if (self.xhr) { + self.xhr.abort(); + } + self.xhr = $.getJSON( url, request, function( data, status, xhr ) { + if ( xhr === self.xhr ) { + response( data ); + } + self.xhr = null; + }); + }; + } else { + this.source = this.options.source; + } + }, + + search: function( value, event ) { + value = value != null ? value : this.element.val(); + + // always save the actual value, not the one passed as an argument + this.term = this.element.val(); + + if ( value.length < this.options.minLength ) { + return this.close( event ); + } + + clearTimeout( this.closing ); + if ( this._trigger("search") === false ) { + return; + } + + return this._search( value ); + }, + + _search: function( value ) { + this.element.addClass( "ui-autocomplete-loading" ); + + this.source( { term: value }, this.response ); + }, + + _response: function( content ) { + if ( content.length ) { + content = this._normalize( content ); + this._suggest( content ); + this._trigger( "open" ); + } else { + this.close(); + } + this.element.removeClass( "ui-autocomplete-loading" ); + }, + + close: function( event ) { + clearTimeout( this.closing ); + if ( this.menu.element.is(":visible") ) { + this._trigger( "close", event ); + this.menu.element.hide(); + this.menu.deactivate(); + } + }, + + _change: function( event ) { + if ( this.previous !== this.element.val() ) { + this._trigger( "change", event, { item: this.selectedItem } ); + } + }, + + _normalize: function( items ) { + // assume all items have the right format when the first item is complete + if ( items.length && items[0].label && items[0].value ) { + return items; + } + return $.map( items, function(item) { + if ( typeof item === "string" ) { + return { + label: item, + value: item + }; + } + return $.extend({ + label: item.label || item.value, + value: item.value || item.label + }, item ); + }); + }, + + _suggest: function( items ) { + var ul = this.menu.element + .empty() + .zIndex( this.element.zIndex() + 1 ), + menuWidth, + textWidth; + this._renderMenu( ul, items ); + // TODO refresh should check if the active item is still in the dom, removing the need for a manual deactivate + this.menu.deactivate(); + this.menu.refresh(); + this.menu.element.show().position( $.extend({ + of: this.element + }, this.options.position )); + + menuWidth = ul.width( "" ).outerWidth(); + textWidth = this.element.outerWidth(); + ul.outerWidth( Math.max( menuWidth, textWidth ) ); + }, + + _renderMenu: function( ul, items ) { + var self = this; + $.each( items, function( index, item ) { + self._renderItem( ul, item ); + }); + }, + + _renderItem: function( ul, item) { + return $( "<li></li>" ) + .data( "item.autocomplete", item ) + .append( $( "<a></a>" ).text( item.label ) ) + .appendTo( ul ); + }, + + _move: function( direction, event ) { + if ( !this.menu.element.is(":visible") ) { + this.search( null, event ); + return; + } + if ( this.menu.first() && /^previous/.test(direction) || + this.menu.last() && /^next/.test(direction) ) { + this.element.val( this.term ); + this.menu.deactivate(); + return; + } + this.menu[ direction ]( event ); + }, + + widget: function() { + return this.menu.element; + } +}); + +$.extend( $.ui.autocomplete, { + escapeRegex: function( value ) { + return value.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"); + }, + filter: function(array, term) { + var matcher = new RegExp( $.ui.autocomplete.escapeRegex(term), "i" ); + return $.grep( array, function(value) { + return matcher.test( value.label || value.value || value ); + }); + } +}); + +}( jQuery )); + +/* + * jQuery UI Menu (not officially released) + * + * This widget isn't yet finished and the API is subject to change. We plan to finish + * it for the next release. You're welcome to give it a try anyway and give us feedback, + * as long as you're okay with migrating your code later on. We can help with that, too. + * + * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about) + * Dual licensed under the MIT or GPL Version 2 licenses. + * http://jquery.org/license + * + * http://docs.jquery.com/UI/Menu + * + * Depends: + * jquery.ui.core.js + * jquery.ui.widget.js + */ +(function($) { + +$.widget("ui.menu", { + _create: function() { + var self = this; + this.element + .addClass("ui-menu ui-widget ui-widget-content ui-corner-all") + .attr({ + role: "listbox", + "aria-activedescendant": "ui-active-menuitem" + }) + .click(function( event ) { + if ( !$( event.target ).closest( ".ui-menu-item a" ).length ) { + return; + } + // temporary + event.preventDefault(); + self.select( event ); + }); + this.refresh(); + }, + + refresh: function() { + var self = this; + + // don't refresh list items that are already adapted + var items = this.element.children("li:not(.ui-menu-item):has(a)") + .addClass("ui-menu-item") + .attr("role", "menuitem"); + + items.children("a") + .addClass("ui-corner-all") + .attr("tabindex", -1) + // mouseenter doesn't work with event delegation + .mouseenter(function( event ) { + self.activate( event, $(this).parent() ); + }) + .mouseleave(function() { + self.deactivate(); + }); + }, + + activate: function( event, item ) { + this.deactivate(); + if (this.hasScroll()) { + var offset = item.offset().top - this.element.offset().top, + scroll = this.element.attr("scrollTop"), + elementHeight = this.element.height(); + if (offset < 0) { + this.element.attr("scrollTop", scroll + offset); + } else if (offset >= elementHeight) { + this.element.attr("scrollTop", scroll + offset - elementHeight + item.height()); + } + } + this.active = item.eq(0) + .children("a") + .addClass("ui-state-hover") + .attr("id", "ui-active-menuitem") + .end(); + this._trigger("focus", event, { item: item }); + }, + + deactivate: function() { + if (!this.active) { return; } + + this.active.children("a") + .removeClass("ui-state-hover") + .removeAttr("id"); + this._trigger("blur"); + this.active = null; + }, + + next: function(event) { + this.move("next", ".ui-menu-item:first", event); + }, + + previous: function(event) { + this.move("prev", ".ui-menu-item:last", event); + }, + + first: function() { + return this.active && !this.active.prevAll(".ui-menu-item").length; + }, + + last: function() { + return this.active && !this.active.nextAll(".ui-menu-item").length; + }, + + move: function(direction, edge, event) { + if (!this.active) { + this.activate(event, this.element.children(edge)); + return; + } + var next = this.active[direction + "All"](".ui-menu-item").eq(0); + if (next.length) { + this.activate(event, next); + } else { + this.activate(event, this.element.children(edge)); + } + }, + + // TODO merge with previousPage + nextPage: function(event) { + if (this.hasScroll()) { + // TODO merge with no-scroll-else + if (!this.active || this.last()) { + this.activate(event, this.element.children(":first")); + return; + } + var base = this.active.offset().top, + height = this.element.height(), + result = this.element.children("li").filter(function() { + var close = $(this).offset().top - base - height + $(this).height(); + // TODO improve approximation + return close < 10 && close > -10; + }); + + // TODO try to catch this earlier when scrollTop indicates the last page anyway + if (!result.length) { + result = this.element.children(":last"); + } + this.activate(event, result); + } else { + this.activate(event, this.element.children(!this.active || this.last() ? ":first" : ":last")); + } + }, + + // TODO merge with nextPage + previousPage: function(event) { + if (this.hasScroll()) { + // TODO merge with no-scroll-else + if (!this.active || this.first()) { + this.activate(event, this.element.children(":last")); + return; + } + + var base = this.active.offset().top, + height = this.element.height(); + result = this.element.children("li").filter(function() { + var close = $(this).offset().top - base + height - $(this).height(); + // TODO improve approximation + return close < 10 && close > -10; + }); + + // TODO try to catch this earlier when scrollTop indicates the last page anyway + if (!result.length) { + result = this.element.children(":first"); + } + this.activate(event, result); + } else { + this.activate(event, this.element.children(!this.active || this.first() ? ":last" : ":first")); + } + }, + + hasScroll: function() { + return this.element.height() < this.element.attr("scrollHeight"); + }, + + select: function( event ) { + this._trigger("selected", event, { item: this.active }); + } +}); + +}(jQuery)); |