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yggdrasil-map/web/static/jquery.autocomplete.min.js
2014-03-19 11:12:47 +02:00

29 lines
10 KiB
JavaScript

/**
* Ajax Autocomplete for jQuery, version 1.2.9
* (c) 2013 Tomas Kirda
*
* Ajax Autocomplete for jQuery is freely distributable under the terms of an MIT-style license.
* For details, see the web site: https://github.com/devbridge/jQuery-Autocomplete
*
*/
(function(d){"function"===typeof define&&define.amd?define(["jquery"],d):d(jQuery)})(function(d){function g(a,b){var c=function(){},c={autoSelectFirst:!1,appendTo:"body",serviceUrl:null,lookup:null,onSelect:null,width:"auto",minChars:1,maxHeight:300,deferRequestBy:0,params:{},formatResult:g.formatResult,delimiter:null,zIndex:9999,type:"GET",noCache:!1,onSearchStart:c,onSearchComplete:c,onSearchError:c,containerClass:"autocomplete-suggestions",tabDisabled:!1,dataType:"text",currentRequest:null,triggerSelectOnValidInput:!0,
lookupFilter:function(a,b,c){return-1!==a.value.toLowerCase().indexOf(c)},paramName:"query",transformResult:function(a){return"string"===typeof a?d.parseJSON(a):a}};this.element=a;this.el=d(a);this.suggestions=[];this.badQueries=[];this.selectedIndex=-1;this.currentValue=this.element.value;this.intervalId=0;this.cachedResponse={};this.onChange=this.onChangeInterval=null;this.isLocal=!1;this.suggestionsContainer=null;this.options=d.extend({},c,b);this.classes={selected:"autocomplete-selected",suggestion:"autocomplete-suggestion"};
this.hint=null;this.hintValue="";this.selection=null;this.initialize();this.setOptions(b)}var k=function(){return{escapeRegExChars:function(a){return a.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g,"\\$&")},createNode:function(a){var b=document.createElement("div");b.className=a;b.style.position="absolute";b.style.display="none";return b}}}();g.utils=k;d.Autocomplete=g;g.formatResult=function(a,b){var c="("+k.escapeRegExChars(b)+")";return a.value.replace(RegExp(c,"gi"),"<strong>$1</strong>")};g.prototype=
{killerFn:null,initialize:function(){var a=this,b="."+a.classes.suggestion,c=a.classes.selected,e=a.options,f;a.element.setAttribute("autocomplete","off");a.killerFn=function(b){0===d(b.target).closest("."+a.options.containerClass).length&&(a.killSuggestions(),a.disableKillerFn())};a.suggestionsContainer=g.utils.createNode(e.containerClass);f=d(a.suggestionsContainer);f.appendTo(e.appendTo);"auto"!==e.width&&f.width(e.width);f.on("mouseover.autocomplete",b,function(){a.activate(d(this).data("index"))});
f.on("mouseout.autocomplete",function(){a.selectedIndex=-1;f.children("."+c).removeClass(c)});f.on("click.autocomplete",b,function(){a.select(d(this).data("index"))});a.fixPosition();a.fixPositionCapture=function(){a.visible&&a.fixPosition()};d(window).on("resize.autocomplete",a.fixPositionCapture);a.el.on("keydown.autocomplete",function(b){a.onKeyPress(b)});a.el.on("keyup.autocomplete",function(b){a.onKeyUp(b)});a.el.on("blur.autocomplete",function(){a.onBlur()});a.el.on("focus.autocomplete",function(){a.onFocus()});
a.el.on("change.autocomplete",function(b){a.onKeyUp(b)})},onFocus:function(){this.fixPosition();if(this.options.minChars<=this.el.val().length)this.onValueChange()},onBlur:function(){this.enableKillerFn()},setOptions:function(a){var b=this.options;d.extend(b,a);if(this.isLocal=d.isArray(b.lookup))b.lookup=this.verifySuggestionsFormat(b.lookup);d(this.suggestionsContainer).css({"max-height":b.maxHeight+"px",width:b.width+"px","z-index":b.zIndex})},clearCache:function(){this.cachedResponse={};this.badQueries=
[]},clear:function(){this.clearCache();this.currentValue="";this.suggestions=[]},disable:function(){this.disabled=!0;this.currentRequest&&this.currentRequest.abort()},enable:function(){this.disabled=!1},fixPosition:function(){var a;"body"===this.options.appendTo&&(a=this.el.offset(),a={top:a.top+this.el.outerHeight()+"px",left:a.left+"px"},"auto"===this.options.width&&(a.width=this.el.outerWidth()-2+"px"),d(this.suggestionsContainer).css(a))},enableKillerFn:function(){d(document).on("click.autocomplete",
this.killerFn)},disableKillerFn:function(){d(document).off("click.autocomplete",this.killerFn)},killSuggestions:function(){var a=this;a.stopKillSuggestions();a.intervalId=window.setInterval(function(){a.hide();a.stopKillSuggestions()},50)},stopKillSuggestions:function(){window.clearInterval(this.intervalId)},isCursorAtEnd:function(){var a=this.el.val().length,b=this.element.selectionStart;return"number"===typeof b?b===a:document.selection?(b=document.selection.createRange(),b.moveStart("character",
-a),a===b.text.length):!0},onKeyPress:function(a){if(!this.disabled&&!this.visible&&40===a.which&&this.currentValue)this.suggest();else if(!this.disabled&&this.visible){switch(a.which){case 27:this.el.val(this.currentValue);this.hide();break;case 39:if(this.hint&&this.options.onHint&&this.isCursorAtEnd()){this.selectHint();break}return;case 9:if(this.hint&&this.options.onHint){this.selectHint();return}case 13:if(-1===this.selectedIndex){this.hide();return}this.select(this.selectedIndex);if(9===a.which&&
!1===this.options.tabDisabled)return;break;case 38:this.moveUp();break;case 40:this.moveDown();break;default:return}a.stopImmediatePropagation();a.preventDefault()}},onKeyUp:function(a){var b=this;if(!b.disabled){switch(a.which){case 38:case 40:return}clearInterval(b.onChangeInterval);if(b.currentValue!==b.el.val())if(b.findBestHint(),0<b.options.deferRequestBy)b.onChangeInterval=setInterval(function(){b.onValueChange()},b.options.deferRequestBy);else b.onValueChange()}},onValueChange:function(){var a=
this.options,b=this.el.val(),c=this.getQuery(b);this.selection&&(this.selection=null,(a.onInvalidateSelection||d.noop).call(this.element));clearInterval(this.onChangeInterval);this.currentValue=b;this.selectedIndex=-1;if(a.triggerSelectOnValidInput&&(b=this.findSuggestionIndex(c),-1!==b)){this.select(b);return}c.length<a.minChars?this.hide():this.getSuggestions(c)},findSuggestionIndex:function(a){var b=-1,c=a.toLowerCase();d.each(this.suggestions,function(a,d){if(d.value.toLowerCase()===c)return b=
a,!1});return b},getQuery:function(a){var b=this.options.delimiter;if(!b)return a;a=a.split(b);return d.trim(a[a.length-1])},getSuggestionsLocal:function(a){var b=this.options,c=a.toLowerCase(),e=b.lookupFilter,f=parseInt(b.lookupLimit,10),b={suggestions:d.grep(b.lookup,function(b){return e(b,a,c)})};f&&b.suggestions.length>f&&(b.suggestions=b.suggestions.slice(0,f));return b},getSuggestions:function(a){var b,c=this,e=c.options,f=e.serviceUrl,l,g;e.params[e.paramName]=a;l=e.ignoreParams?null:e.params;
c.isLocal?b=c.getSuggestionsLocal(a):(d.isFunction(f)&&(f=f.call(c.element,a)),g=f+"?"+d.param(l||{}),b=c.cachedResponse[g]);b&&d.isArray(b.suggestions)?(c.suggestions=b.suggestions,c.suggest()):c.isBadQuery(a)||!1===e.onSearchStart.call(c.element,e.params)||(c.currentRequest&&c.currentRequest.abort(),c.currentRequest=d.ajax({url:f,data:l,type:e.type,dataType:e.dataType}).done(function(b){c.currentRequest=null;c.processResponse(b,a,g);e.onSearchComplete.call(c.element,a)}).fail(function(b,d,f){e.onSearchError.call(c.element,
a,b,d,f)}))},isBadQuery:function(a){for(var b=this.badQueries,c=b.length;c--;)if(0===a.indexOf(b[c]))return!0;return!1},hide:function(){this.visible=!1;this.selectedIndex=-1;d(this.suggestionsContainer).hide();this.signalHint(null)},suggest:function(){if(0===this.suggestions.length)this.hide();else{var a=this.options,b=a.formatResult,c=this.getQuery(this.currentValue),e=this.classes.suggestion,f=this.classes.selected,g=d(this.suggestionsContainer),k=a.beforeRender,m="",h;if(a.triggerSelectOnValidInput&&
(h=this.findSuggestionIndex(c),-1!==h)){this.select(h);return}d.each(this.suggestions,function(a,d){m+='<div class="'+e+'" data-index="'+a+'">'+b(d,c)+"</div>"});"auto"===a.width&&(h=this.el.outerWidth()-2,g.width(0<h?h:300));g.html(m);a.autoSelectFirst&&(this.selectedIndex=0,g.children().first().addClass(f));d.isFunction(k)&&k.call(this.element,g);g.show();this.visible=!0;this.findBestHint()}},findBestHint:function(){var a=this.el.val().toLowerCase(),b=null;a&&(d.each(this.suggestions,function(c,
d){var f=0===d.value.toLowerCase().indexOf(a);f&&(b=d);return!f}),this.signalHint(b))},signalHint:function(a){var b="";a&&(b=this.currentValue+a.value.substr(this.currentValue.length));this.hintValue!==b&&(this.hintValue=b,this.hint=a,(this.options.onHint||d.noop)(b))},verifySuggestionsFormat:function(a){return a.length&&"string"===typeof a[0]?d.map(a,function(a){return{value:a,data:null}}):a},processResponse:function(a,b,c){var d=this.options;a=d.transformResult(a,b);a.suggestions=this.verifySuggestionsFormat(a.suggestions);
d.noCache||(this.cachedResponse[c]=a,0===a.suggestions.length&&this.badQueries.push(c));b===this.getQuery(this.currentValue)&&(this.suggestions=a.suggestions,this.suggest())},activate:function(a){var b=this.classes.selected,c=d(this.suggestionsContainer),e=c.children();c.children("."+b).removeClass(b);this.selectedIndex=a;return-1!==this.selectedIndex&&e.length>this.selectedIndex?(a=e.get(this.selectedIndex),d(a).addClass(b),a):null},selectHint:function(){var a=d.inArray(this.hint,this.suggestions);
this.select(a)},select:function(a){this.hide();this.onSelect(a)},moveUp:function(){-1!==this.selectedIndex&&(0===this.selectedIndex?(d(this.suggestionsContainer).children().first().removeClass(this.classes.selected),this.selectedIndex=-1,this.el.val(this.currentValue),this.findBestHint()):this.adjustScroll(this.selectedIndex-1))},moveDown:function(){this.selectedIndex!==this.suggestions.length-1&&this.adjustScroll(this.selectedIndex+1)},adjustScroll:function(a){var b=this.activate(a),c,e;b&&(b=b.offsetTop,
c=d(this.suggestionsContainer).scrollTop(),e=c+this.options.maxHeight-25,b<c?d(this.suggestionsContainer).scrollTop(b):b>e&&d(this.suggestionsContainer).scrollTop(b-this.options.maxHeight+25),this.el.val(this.getValue(this.suggestions[a].value)),this.signalHint(null))},onSelect:function(a){var b=this.options.onSelect;a=this.suggestions[a];this.currentValue=this.getValue(a.value);this.el.val(this.currentValue);this.signalHint(null);this.suggestions=[];this.selection=a;d.isFunction(b)&&b.call(this.element,
a)},getValue:function(a){var b=this.options.delimiter,c;if(!b)return a;c=this.currentValue;b=c.split(b);return 1===b.length?a:c.substr(0,c.length-b[b.length-1].length)+a},dispose:function(){this.el.off(".autocomplete").removeData("autocomplete");this.disableKillerFn();d(window).off("resize.autocomplete",this.fixPositionCapture);d(this.suggestionsContainer).remove()}};d.fn.autocomplete=function(a,b){return 0===arguments.length?this.first().data("autocomplete"):this.each(function(){var c=d(this),e=
c.data("autocomplete");if("string"===typeof a){if(e&&"function"===typeof e[a])e[a](b)}else e&&e.dispose&&e.dispose(),e=new g(this,a),c.data("autocomplete",e)})}});