Grammalecte  Diff

            grammalecte_error{Id}     : [paragraph number]-[error_number]
            grammalecte_sugg{Id}      : [paragraph number]-[error_number]--[suggestion_number]
    */

    constructor (...args) {
        super(...args);
        this.aIgnoredErrors = new Set();
        this.createMenu();
        this.xPanelContent.style.marginBottom = "6px";
        // Editor
        this.xGCPanelContent = oGrammalecte.createNode("div", {id: "grammalecte_gc_panel_content"});
        this.xParagraphList = oGrammalecte.createNode("div", {id: "grammalecte_paragraph_list"});
        this.xGCPanelContent.appendChild(this.xParagraphList);
        this.xPanelContent.addEventListener("click", onGrammalecteGCPanelClick, false);
        this.oTooltip = new GrammalecteTooltip(this.xParent, this.xGCPanelContent);
        this.xPanelContent.appendChild(this.xGCPanelContent);
        this.xNode = null;
        this.oTextControl = new GrammalecteTextControl();
        this.nLastResult = 0;
        this.iLastEditedParagraph = -1;
        // Lexicographer
        this.nLxgCount = 0;
        this.xLxgPanelContent = oGrammalecte.createNode("div", {id: "grammalecte_lxg_panel_content"});
        this.xPanelContent.appendChild(this.xLxgPanelContent);
        // Conjugueur
        this.xConjPanelContent = oGrammalecte.createNode("div", {id: "grammalecte_conj_panel_content"});
        this.xConjPanelContent.innerHTML = sGrammalecteConjugueurHTML;  // @Reviewers: sGrammalecteConjugueurHTML is a const value defined in <content_scripts/html_src.js>

        // tabs
        this.xTFButton = oGrammalecte.createNode("div", {className: "grammalecte_menu_button", textContent: "Formateur de texte"});
        this.xEditorButton = oGrammalecte.createNode("div", {className: "grammalecte_menu_button", textContent: "Éditeur"});
        this.xLxgButton = oGrammalecte.createNode("div", {className: "grammalecte_menu_button", textContent: "Lexicographe"});
        this.xConjButton = oGrammalecte.createNode("div", {className: "grammalecte_menu_button", textContent: "Conjugueur"});
        // buttons
        this.xLexEditButton = oGrammalecte.createNode("div", {className: "grammalecte_menu_subbutton", textContent: "ÉditLex", title: "Ouvrir l’éditeur lexical", style: "background-color: hsl(210, 50%, 40%)"});
        this.xLxgButton.appendChild(this.xLexEditButton);
        this.xAutoRefresh = oGrammalecte.createNode("div", {className: "grammalecte_menu_subbutton", textContent: "AutoRafr", title: "Auto-rafraîchissement de la correction grammaticale (3 s après la dernière frappe)"});
        this.xEditorButton.appendChild(this.xAutoRefresh);
        this.bAutoRefresh = oGrammalecte.bAutoRefresh;
        this.setAutoRefreshButton();
        this.xTFButton.onclick = () => {
            if (!this.bWorking) {
                oGrammalecte.createTFPanel();
                oGrammalecte.oTFPanel.start();

                this.showConjugueur();
            }
        };
        this.xLexEditButton.onclick = () => {
            oGrammalecteBackgroundPort.openLexiconEditor();
        };
        // Add tabs to menu
        this.xMenu.appendChild(this.xTFButton);
        this.xMenu.appendChild(this.xEditorButton);
        this.xMenu.appendChild(this.xLxgButton);
        this.xMenu.appendChild(this.xConjButton);
        this.xPanelBar.appendChild(this.xMenu);
    }

    start (what, xResultNode=null) {
        this.oTooltip.hide();
        this.bWorking = false;
        this.clear();

                xParagraph.setAttribute("spellcheck", "false"); // doesn’t seem possible to use “spellcheck” as a common attribute.
                xParagraph.dataset.timer_id = "0";
                xParagraph.addEventListener("input", function (xEvent) {
                    if (this.bAutoRefresh) {
                        // timer for refreshing analysis
                        window.clearTimeout(parseInt(xParagraph.dataset.timer_id, 10));
                        xParagraph.dataset.timer_id = window.setTimeout(this.recheckParagraph.bind(this), 3000, oResult.iParaNum);
                        this.iLastEditedParagraph = oResult.iParaNum;
                    }
                    // write text
                    this.oTextControl.setParagraph(parseInt(xEvent.target.dataset.para_num, 10), this.purgeText(xEvent.target.textContent));
                    this.oTextControl.write();
                }.bind(this)
                , true);
                this._tagParagraph(xParagraph, oResult.sParagraph, oResult.iParaNum, oResult.aGrammErr, oResult.aSpellErr);

            // save caret position
            let [nStart, nEnd] = oGrammalecte.getCaretPosition(xParagraph);
            xParagraph.dataset.caret_position_start = nStart;
            xParagraph.dataset.caret_position_end = nEnd;
            // erase texte
            xParagraph.textContent = "";
            // recreate and retag
            let sParaNum = sParagraphId.slice(21);
            this._tagParagraph(xParagraph, oResult.sParagraph, sParaNum, oResult.aGrammErr, oResult.aSpellErr);
            this._freeParagraph(xParagraph, parseInt(sParaNum, 10));
        }
        catch (e) {
            showError(e);
        }
    }

    _tagParagraph (xParagraph, sParagraph, iParaNum, aSpellErr, aGrammErr) {

        xParagraph.contentEditable = "false";
        this.xParent.getElementById("grammalecte_check"+xParagraph.dataset.para_num).textContent = "!!";
        this.xParent.getElementById("grammalecte_check"+xParagraph.dataset.para_num).style.backgroundColor = "hsl(0, 50%, 50%)";
        this.xParent.getElementById("grammalecte_check"+xParagraph.dataset.para_num).style.boxShadow = "0 0 0 3px hsla(0, 0%, 50%, .2)";
        this.xParent.getElementById("grammalecte_check"+xParagraph.dataset.para_num).style.animation = "grammalecte-pulse 1s linear infinite";
    }

    _freeParagraph (xParagraph, iParaNum) {
        xParagraph.contentEditable = "true";
        if (iParaNum == this.iLastEditedParagraph && xParagraph.dataset.caret_position_start !== "-1") {
            let nStart = parseInt(xParagraph.dataset.caret_position_start, 10);
            let nEnd = parseInt(xParagraph.dataset.caret_position_end, 10);
            oGrammalecte.setCaretPosition(xParagraph, nStart, nEnd);
        }
        this.xParent.getElementById("grammalecte_check"+xParagraph.dataset.para_num).textContent = "↻";
        this.xParent.getElementById("grammalecte_check"+xParagraph.dataset.para_num).style.backgroundColor = "";
        this.xParent.getElementById("grammalecte_check"+xParagraph.dataset.para_num).style.animation = "";

            xNodeErr.className = "grammalecte_error_corrected";
            xNodeErr.removeAttribute("style");
            let iParaNum = parseInt(sErrorId.slice(0, sErrorId.indexOf("-")), 10);
            this.oTextControl.setParagraph(iParaNum, this.purgeText(this.xParent.getElementById("grammalecte_paragraph" + iParaNum).textContent));
            this.oTextControl.write();
            this.oTooltip.hide();
            this.recheckParagraph(iParaNum);
            this.iLastEditedParagraph = iParaNum;
        }
        catch (e) {
            showError(e);
        }
    }

    ignoreError (sIgnoreButtonId) {  // ignore