2 lines
49 KiB
JavaScript
2 lines
49 KiB
JavaScript
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!function(a,b){"function"==typeof define&&define.amd?define(a):"undefined"!=typeof module&&"object"==typeof exports?module.exports=a():b.rangy=a()}(function(){function a(a,b){var c=typeof a[b];return c==u||!(c!=t||!a[b])||"unknown"==c}function b(a,b){return!(typeof a[b]!=t||!a[b])}function c(a,b){return typeof a[b]!=v}function d(a){return function(b,c){for(var d=c.length;d--;)if(!a(b,c[d]))return!1;return!0}}function e(a){return a&&A(a,z)&&C(a,y)}function f(a){return b(a,"body")?a.body:a.getElementsByTagName("body")[0]}function g(b){typeof console!=v&&a(console,"log")&&console.log(b)}function h(a,b){F&&b?alert(a):g(a)}function i(a){H.initialized=!0,H.supported=!1,h("Rangy is not supported in this environment. Reason: "+a,H.config.alertOnFail)}function j(a){h("Rangy warning: "+a,H.config.alertOnWarn)}function k(a){return a.message||a.description||String(a)}function l(){if(F&&!H.initialized){var b,c=!1,d=!1;a(document,"createRange")&&(b=document.createRange(),A(b,x)&&C(b,w)&&(c=!0));var h=f(document);if(!h||"body"!=h.nodeName.toLowerCase())return void i("No body element found");if(h&&a(h,"createTextRange")&&(b=h.createTextRange(),e(b)&&(d=!0)),!c&&!d)return void i("Neither Range nor TextRange are available");H.initialized=!0,H.features={implementsDomRange:c,implementsTextRange:d};var j,l;for(var m in E)(j=E[m])instanceof p&&j.init(j,H);for(var n=0,o=K.length;o>n;++n)try{K[n](H)}catch(q){l="Rangy init listener threw an exception. Continuing. Detail: "+k(q),g(l)}}}function m(a,b,c){c&&(a+=" in module "+c.name),H.warn("DEPRECATED: "+a+" is deprecated. Please use "+b+" instead.")}function n(a,b,c,d){a[b]=function(){return m(b,c,d),a[c].apply(a,G.toArray(arguments))}}function o(a){a=a||window,l();for(var b=0,c=L.length;c>b;++b)L[b](a)}function p(a,b,c){this.name=a,this.dependencies=b,this.initialized=!1,this.supported=!1,this.initializer=c}function q(a,b,c){var d=new p(a,b,function(b){if(!b.initialized){b.initialized=!0;try{c(H,b),b.supported=!0}catch(d){var e="Module '"+a+"' failed to load: "+k(d);g(e),d.stack&&g(d.stack)}}});return E[a]=d,d}function r(){}function s(){}var t="object",u="function",v="undefined",w=["startContainer","startOffset","endContainer","endOffset","collapsed","commonAncestorContainer"],x=["setStart","setStartBefore","setStartAfter","setEnd","setEndBefore","setEndAfter","collapse","selectNode","selectNodeContents","compareBoundaryPoints","deleteContents","extractContents","cloneContents","insertNode","surroundContents","cloneRange","toString","detach"],y=["boundingHeight","boundingLeft","boundingTop","boundingWidth","htmlText","text"],z=["collapse","compareEndPoints","duplicate","moveToElementText","parentElement","select","setEndPoint","getBoundingClientRect"],A=d(a),B=d(b),C=d(c),D=[].forEach?function(a,b){a.forEach(b)}:function(a,b){for(var c=0,d=a.length;d>c;++c)b(a[c],c)},E={},F=typeof window!=v&&typeof document!=v,G={isHostMethod:a,isHostObject:b,isHostProperty:c,areHostMethods:A,areHostObjects:B,areHostProperties:C,isTextRange:e,getBody:f,forEach:D},H={version:"1.3.0",initialized:!1,isBrowser:F,supported:!0,util:G,features:{},modules:E,config:{alertOnFail:!1,alertOnWarn:!1,preferTextRange:!1,autoInitialize:typeof rangyAutoInitialize==v?!0:rangyAutoInitialize}};H.fail=i,H.warn=j;var I;({}).hasOwnProperty?(G.extend=I=function(a,b,c){var d,e;for(var f in b)b.hasOwnProperty(f)&&(d=a[f],e=b[f],c&&null!==d&&"object"==typeof d&&null!==e&&"object"==typeof e&&I(d,e,!0),a[f]=e);return b.hasOwnProperty("toString")&&(a.toString=b.toString),a},G.createOptions=function(a,b){var c={};return I(c,b),a&&I(c,a),c}):i("hasOwnProperty not supported"),F||i("Rangy can only run in a browser"),function(){var a;if(F){var b=document.createElement("div");b.appendChild(document.createElement("span"));var c=[].slice;try{1==c.call(b.childNodes,0)[0].nodeType&&(a=function(a){return c.call(a,0)})}catch(d){}}a||(a=function(a){for(var b=[],c=0,d=a.length;d>c;++c)b[c]=a[c];return b}),G.toArray=a}();var J;F&&(a(document,"addEventListener")?J=function(a,b,c){a.addEventListener(b,c,!1)}:a(document,"attachEvent")?J=function(a,b,c){a.att
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d.prototype.refresh=function(){var a,b,c,d=l(this.textRange);m(this.textRange)?b=a=n(this.textRange,d,!0,!0).boundaryPosition:(c=n(this.textRange,d,!0,!1),a=c.boundaryPosition,b=n(this.textRange,d,!1,!1,c.nodeInfo).boundaryPosition),this.setStart(a.node,a.offset),this.setEnd(b.node,b.offset)},d.prototype.getName=function(){return"WrappedTextRange"},h.copyComparisonConstants(d);var p=function(a){if(a.collapsed)return o(new g(a.startContainer,a.startOffset),!0);var b=o(new g(a.startContainer,a.startOffset),!0),c=o(new g(a.endContainer,a.endOffset),!1),d=i(h.getRangeDocument(a)).createTextRange();return d.setEndPoint("StartToStart",b),d.setEndPoint("EndToEnd",c),d};if(d.rangeToTextRange=p,d.prototype.toTextRange=function(){return p(this)},a.WrappedTextRange=d,!a.features.implementsDomRange||a.config.preferTextRange){var q=function(a){return a("return this;")()}(Function);"undefined"==typeof q.Range&&(q.Range=d),a.createNativeRange=function(a){return a=j(a,b,"createNativeRange"),i(a).createTextRange()},a.WrappedRange=d}}a.createRange=function(c){return c=j(c,b,"createRange"),new a.WrappedRange(a.createNativeRange(c))},a.createRangyRange=function(a){return a=j(a,b,"createRangyRange"),new h(a)},f.createAliasForDeprecatedMethod(a,"createIframeRange","createRange"),f.createAliasForDeprecatedMethod(a,"createIframeRangyRange","createRangyRange"),a.addShimListener(function(b){var c=b.document;"undefined"==typeof c.createRange&&(c.createRange=function(){return a.createRange(c)}),c=b=null})}),H.createCoreModule("WrappedSelection",["DomRange","WrappedRange"],function(a,b){function c(a){return"string"==typeof a?/^backward(s)?$/i.test(a):!!a}function d(a,c){if(a){if(C.isWindow(a))return a;if(a instanceof r)return a.win;var d=C.getContentDocument(a,b,c);return C.getWindow(d)}return window}function e(a){return d(a,"getWinSelection").getSelection()}function f(a){return d(a,"getDocSelection").document.selection}function g(a){var b=!1;return a.anchorNode&&(b=1==C.comparePoints(a.anchorNode,a.anchorOffset,a.focusNode,a.focusOffset)),b}function h(a,b,c){var d=c?"end":"start",e=c?"start":"end";a.anchorNode=b[d+"Container"],a.anchorOffset=b[d+"Offset"],a.focusNode=b[e+"Container"],a.focusOffset=b[e+"Offset"]}function i(a){var b=a.nativeSelection;a.anchorNode=b.anchorNode,a.anchorOffset=b.anchorOffset,a.focusNode=b.focusNode,a.focusOffset=b.focusOffset}function j(a){a.anchorNode=a.focusNode=null,a.anchorOffset=a.focusOffset=0,a.rangeCount=0,a.isCollapsed=!0,a._ranges.length=0}function k(b){var c;return b instanceof F?(c=a.createNativeRange(b.getDocument()),c.setEnd(b.endContainer,b.endOffset),c.setStart(b.startContainer,b.startOffset)):b instanceof G?c=b.nativeRange:J.implementsDomRange&&b instanceof C.getWindow(b.startContainer).Range&&(c=b),c}function l(a){if(!a.length||1!=a[0].nodeType)return!1;for(var b=1,c=a.length;c>b;++b)if(!C.isAncestorOf(a[0],a[b]))return!1;return!0}function m(a){var c=a.getNodes();if(!l(c))throw b.createError("getSingleElementFromRange: range "+a.inspect()+" did not consist of a single element");return c[0]}function n(a){return!!a&&"undefined"!=typeof a.text}function o(a,b){var c=new G(b);a._ranges=[c],h(a,c,!1),a.rangeCount=1,a.isCollapsed=c.collapsed}function p(b){if(b._ranges.length=0,"None"==b.docSelection.type)j(b);else{var c=b.docSelection.createRange();if(n(c))o(b,c);else{b.rangeCount=c.length;for(var d,e=L(c.item(0)),f=0;f<b.rangeCount;++f)d=a.createRange(e),d.selectNode(c.item(f)),b._ranges.push(d);b.isCollapsed=1==b.rangeCount&&b._ranges[0].collapsed,h(b,b._ranges[b.rangeCount-1],!1)}}}function q(a,c){for(var d=a.docSelection.createRange(),e=m(c),f=L(d.item(0)),g=M(f).createControlRange(),h=0,i=d.length;i>h;++h)g.add(d.item(h));try{g.add(e)}catch(j){throw b.createError("addRange(): Element within the specified Range could not be added to control selection (does it have layout?)")}g.select(),p(a)}function r(a,b,c){this.nativeSelection=a,this.docSelection=b,this._ranges=[],this.win=c,this.refresh()}function s(a){a.win=a.anchorNode=a.focusNode=a._ranges=null,a.rangeCount=a.anchorOffset=a.focusOffset=0,a.detached
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