...
// ***** END LICENSE BLOCK *****

var win = Components. classes ["@mozilla.org/embedcomp/window-watcher;1"]
    .getService (Components. interfaces. nsIWindowWatcher)
    .openWindow (null, 'data:application/vnd.mozilla.xul+xml,<?xml%20version="1.0"?><window></window>', null, null, null);
var DOMParser = new win. DOMParser ();
win. close ();

...
Overlay. prototype = {
    ...
    get overlayDocument () {
        if (!this. _overlayDocument) {
            var ios = Components. classes ["@mozilla.org/network/io-service;1"]. getService (Components. interfaces. nsIIOService);
            var uri = this. path + this. fileName;
            var cbs = Components. classes ["@xsms.nm.ru/custombuttons/cbservice;1"]. getService (Components. interfaces. cbICustomButtonsService);
            var xulchan = cbs. getChannel (uri, null);
            var instr = xulchan. open ();
            //var dp = Components. classes ["@mozilla.org/xmlextras/domparser;1"]. createInstance (Components. interfaces. nsIDOMParser);
            //try    {
            //    var fakeOverlayURI = ios. newURI ("chrome://custombuttons/content/buttonsoverlay.xul", null, null);
            //    var chromeProtocolHandler = Components. classes ["@mozilla.org/network/protocol;1?name=chrome"]. getService ();
            //    chromeProtocolHandler = chromeProtocolHandler. QueryInterface (Components. interfaces. nsIProtocolHandler);
            //    var fakeOverlayChannel = chromeProtocolHandler. newChannel (fakeOverlayURI);
            //    try    {
            //        dp. init (fakeOverlayChannel. owner, ios. newURI (uri, null, null), null, null);
            //    } catch (e)    {
            //        dp = Components. classes ["@mozilla.org/xmlextras/domparser;1"]. createInstance (Components. interfaces. nsIDOMParser);
            //    }
            //} catch (e) {}
            //this. _overlayDocument = dp. parseFromStream (instr, null, instr. available (), "application/xml");

            this. _overlayDocument = DOMParser. parseFromStream (instr, null, instr. available (), "application/xml");
            instr. close();
        }
        return this. _overlayDocument;
    },
...

CustombuttonsURIParser. prototype =    {
    ...
    parse: function (uri) {
        ...
        if (button_code. indexOf ("<?xml ") == 0) {
            //var xp = Components. classes ["@mozilla.org/xmlextras/domparser;1"]. createInstance (Components. interfaces. nsIDOMParser);
            //this. doc = xp. parseFromString (button_code, "text/xml");

            this. doc = DOMParser. parseFromString (button_code, "text/xml");
...

cbCustomButtonsService. prototype =    {
    DOMParser: DOMParser,
    get wrappedJSObject() {
        return this;
    },

...
var AddonProvider = {
    getOverlayDocument: function (overlayFileName) {
        var overlayDocument = null;
        var ios = Cc [IO_SERVICE_CID]. getService (IO_SERVICE_IID);
        var uri = "resource://custombuttons/" + overlayFileName;
        var cbs = Components. classes [CB_SERVICE_CID]. getService (CB_SERVICE_IID);
        var xulchan = cbs. getChannel (uri);
        var instr = xulchan. open ();
        //var dp = Cc [DOM_PARSER_CID]. createInstance (DOM_PARSER_IID);
        //try {
        //    var fakeOverlayURI = ios. newURI ("chrome://custombuttons/content/buttonsoverlay.xul", null, null);
        //    var chromeProtocolHandler = Cc [CHROME_PROTOCOL_HANDLER_CID]. getService ();
        //    chromeProtocolHandler = chromeProtocolHandler. QueryInterface (PROTOCOL_HANDLER_IID);
        //    var fakeOverlayChannel = chromeProtocolHandler. newChannel (fakeOverlayURI);
        //    try {
        //        dp. init (fakeOverlayChannel. owner, ios. newURI (uri, null, null), null, null);
        //    } catch (e) {
        //        var dp = Cc [DOM_PARSER_CID]. createInstance (DOM_PARSER_IID);
        //    }
        //} catch (e) {}
        //overlayDocument = dp. parseFromStream (instr, null, instr. available (), "application/xml");

        overlayDocument = cbs. wrappedJSObject. DOMParser. parseFromStream (instr, null, instr. available (), "application/xml");
        instr. close ();
        return overlayDocument;
    },

toolbarbutton[id^="custombuttons-button"] > .toolbarbutton-icon {
    width: auto !important;
    height: auto !important;
    min-width: 18px !important;
    min-height: 18px !important;
    max-width: none !important;
    max-height: none !important;
}

/*Initialization Code*/


//Автор Infocatcher ver 0.0.1 bild of 12.02.2015
//Автор Indomito ver 9.2.1 bild of 15.01.2016

//----------Описание индификаторов панелей------------
/*
Что найти ID-панели истользуйте готовую кнопку Attributes Inspector
Автор Infocatcher
https://github.com/Infocatcher/Custom_Buttons/tree/master/Attributes_Inspector
*/
//----------------------------------------------------

//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Блок инициализации глоб. переменных и функций
// Срок существования - один сеанс
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++


//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//++++++++++++++++++BEGIN DEF++++++++++++++++++++++++++++++
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

//*********************************************************
//*********Begin section descriptions of variables*********
//*********************************************************

// Подсказка для кнопки ................................
this.onmouseover =()=> {

   this.tooltipText = 
    "  Буфер обмена\n"; 
    };

window.bbBBCodeStat=true                                                          // разрешить/включить BBCode
window.arycb_BBCodeClipboardStrings = this.clipboardStrings = [];                 // Массив буфера обмена
window.MaxClipboardEntries = 16;                                     //Максимальное число записей буфера обмена ввиде стека
window.Polling_Rate = 1000;                                                       //Время(частота) опроса буфера в миллисекундах

window.FocusSwitchEICB = "Buttons.Clipboard.Focus.Switch";                  //Задание имени в реестре
window.SetFocus = Application.prefs.getValue(window.FocusSwitchEICB, 0);          //Статус для работы функции window.focus();
if (typeof window.SetFocus != "boolean")                          //Создаём новую переменную в реестре, если её нет
       { Application.prefs.setValue(window.FocusSwitchEICB, false);                 //Отключаем автофокус                 
      window.SetFocus = Application.prefs.getValue(window.FocusSwitchEICB, 0);}


//*********************************************************
//*********End section descriptions of variables***********
//*********************************************************


//*********************************************************
//*********Begin section descriptions of functions*********
//*********************************************************

//Переключение автофукосировки на окно браузера или почтовика, при подаче -1 на вход статус не меняется.
 SetFocusSwitch = function (vSwitch) {
// Коды возврата
// true  - функция window.focus() работает 
// false - функция window.focus() отключена(не работает)
// -1    - всё осталось без изменений
// Значения так же можно считать из window.SetFocus
   const Title_alertBox   = "Вкл/Выкл фокуса";
   const Msg_alertBox_On   = "Фокус = ON";   
   const Msg_alertBox_Off  = "Фокус = OFF";
   var   Msg_alertBox;
   if (vSwitch == -1 ) { return vSwitch; } 
   if (window.SetFocus == true)   { window.SetFocus = false; Msg_alertBox = Msg_alertBox_Off;} 
          else                     { window.SetFocus = true; Msg_alertBox = Msg_alertBox_On;}
   Application.prefs.setValue(window.FocusSwitchEICB, window.SetFocus);                      
   custombuttons. alertBox(Title_alertBox, Msg_alertBox); // Диагностика
return window.SetFocus;
};

//--------Общие функции для вставки BBCode----------------

//--------------------------------------------------------
// Функция lb_BBCodePrim 
// [bbCode]выделенный[/bbCode]
//  по умолчанию от ЛКМ)
lb_BBCodePrim = function (open,close){
var theBox = document.commandDispatcher.focusedElement;
var startPos = theBox.selectionStart;
var endPos = theBox.selectionEnd;
var oPosition = theBox.scrollTop;
var oHeight = theBox.scrollHeight;
var text=theBox.value.substring(0,startPos);
text +=open+theBox.value.substring(startPos, endPos)+close;
text +=theBox.value.substring(endPos, theBox.value.length);
theBox.value = text;
var nHeight = theBox.scrollHeight - oHeight;
theBox.scrollTop = oPosition + nHeight;
};

//---------------------------------------------------------
// Функция mb_BBCodePrim 
// Резерв
// по умолчанию от CКМ
mb_BBCodePrim = function (open,close) {};

// -------------------------------------------------------
// Функция rb_BBCodePrim 
// [bbCode]параметр PASTE по умолчанию из буфер обмена[/bbCode]
// по умолчанию от ПКМ
rb_BBCodePrim = function (open,close,paste){
if (paste == undefined)  { open +=close;} //буфер обмена пуст
   else                 { open +=paste+close;}
   
var theBox = document.commandDispatcher.focusedElement;
var startPos = theBox.selectionStart;
var endPos = theBox.selectionEnd;
var selectionLen = endPos - startPos
var oPosition = theBox.scrollTop;
var oHeight = theBox.scrollHeight;
var text=theBox.value.substring(0,startPos); 
var nHeight = theBox.scrollHeight - oHeight;
text +=open;
text +=theBox.value.substring(endPos, theBox.value.length);
theBox.value = text; 
theBox.selectionStart = endPos + open.length;
theBox.selectionEnd = endPos + open.length - selectionLen;
theBox.scrollTop = oPosition + nHeight;
};

// -------------------------------------------------------
// Функция fHLD_Get_ListClipboardPrim 
// получить список сохранёного буфера обмена

fnHLD_Get_ListClipboardPrim = function (){
var cs = arycb_BBCodeClipboardStrings; 
return (cs.slice(0)); 
}; 



//********************************************************
//*********End section descriptions the functions*********
//********************************************************


//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//++++++++++++++++++END DEF++++++++++++++++++++++++++++++
//%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 

//Список сохранёного буфера обмена
//Не вызываем это, обработка по таймеру или по событию ЛКМ
//-----Обработчики буфера обмена

this.MAX_ENTRIES = window.MaxClipboardEntries;                       //Максимальное число записей буфера обмена ввиде стека
this.CHECK_INTERVAL = window.Polling_Rate;                          //Время(частота) опроса буфера в миллисекундах
this.type = "menu";
this.orient = "horizontal";
this._menupopup = this.appendChild(document.createElement("menupopup"));
this._menupopup.setAttribute("oncommand", "this.parentNode.handleCommand(event.target);");

// Обработка двойного клика для установки режима автофокуса
this.leftDclick = function(event) {
    //fnHidePT();
    //SetFocusSwitch();
};



this.checkClipboard = function() {
    var clipStr = custombuttonsUtils. gClipboard. read ();
    if(clipStr && this.clipboardStrings.indexOf(clipStr) == -1)
        this.storeString(clipStr);
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
    if(window.SetFocus) // Если true, иначе на выход
          window.focus();  // Фокус на браузер или почтовик
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 
//fnHidePT();     
};


this.storeString = function(str) {
    var cs = this.clipboardStrings;
    cs.push(str);
    while(cs.length > this.MAX_ENTRIES)
        cs.shift(); 

    var mi = document.createElement("menuitem");
    mi.setAttribute("label", str);
   
    
    this._menupopup.appendChild(mi);
    while(this._menupopup.childNodes.length > this.MAX_ENTRIES)
        this._menupopup.removeChild(this._menupopup.firstChild);
};


this.handleCommand = function(mi) {
    var indx = Array.indexOf(mi.parentNode.childNodes, mi);
    if(indx != -1)
        this.insertText(this.clipboardStrings[indx]);
};

this.insertText = function(str) {
    var cmd = "cmd_insertText";
    var controller = document.commandDispatcher.getControllerForCommand(cmd);
    if(controller && controller.isCommandEnabled(cmd)) {
        controller = controller.QueryInterface(Components.interfaces.nsICommandController);
        var params = Components.classes["@mozilla.org/embedcomp/command-params;1"]
            .createInstance(Components.interfaces.nsICommandParams);
        params.setStringValue("state_data", str);
        controller.doCommandWithParams(cmd, params);
    }
};

setInterval(function(button) {
    button.checkClipboard();
}, this.CHECK_INTERVAL, this);



this.setAttribute("onpopupshowing", "this.checkClipboard();");
this.setAttribute('ondblclick', 'custombuttons.gQuot.mHandler(event, this)');

this. __defineGetter__ ( // Not available at startup
    "DOMParser",
    function () {
        var en = Components. classes ["@mozilla.org/embedcomp/window-watcher;1"].
            getService (Components. interfaces. nsIWindowWatcher).
            getWindowEnumerator ();
        while (en. hasMoreElements ()) {
            var win = en. getNext (). QueryInterface (Components. interfaces. nsIDOMWindow);
            if (win. document && win. document. contentType == "application/vnd.mozilla.xul+xml") {
                delete this. DOMParser;
                return this. DOMParser = new win. DOMParser ();
            }
        }
    }
);