Grammalecte  Diff

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// JavaScript
// Panel creator

/* jshint esversion:6, -W097 */
/* jslint esversion:6 */
/* global GrammalectePanel, oGrammalecte, xGrammalectePort, showError, window, document, console */

"use strict";


class GrammalectePanel {

    constructor (sId, sTitle, nWidth, nHeight, bFlexible=true) {
        this.sId = sId;
        this.nWidth = nWidth;
        this.nHeight = nHeight;
        this.bFlexible = bFlexible;

        this.bShadow = document.body.createShadowRoot || document.body.attachShadow;
        if (this.bShadow){
            this.oShadowPanel = oGrammalecte.createNode("div", {id: this.sId+"_shadow", style: "width:0;height:0;"});
            this.oShadow = this.oShadowPanel.attachShadow({mode: "open"});
            this.oParent = this.oShadow;
        } else {
            this.oParent = document;
        }

        this.xPanelBar = oGrammalecte.createNode("div", {className: "grammalecte_panel_bar"});
        this.xPanelContent = oGrammalecte.createNode("div", {className: "grammalecte_panel_content"});
        this.xWaitIcon = this._createWaitIcon();
        this.xPanel = this._createPanel(sTitle);
        this.center();
    }

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    _createCloseButton () {
        let xButton = oGrammalecte.createNode("div", {className: "grammalecte_close_button", textContent: "×", title: "Fermer la fenêtre"});
        xButton.onclick = function () { this.hide(); }.bind(this);  // better than writing “let that = this;” before the function?
        return xButton;
    }

    insertIntoPage () {
        if (this.bShadow){
            this.oShadow.appendChild(
                oGrammalecte.createNode("link", {rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel.css"})
            );
            this.oShadow.appendChild(
                oGrammalecte.createNode("link", {rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel_gc.css"})
            );
            this.oShadow.appendChild(
                oGrammalecte.createNode("link", {rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel_lxg.css"})
            );
            this.oShadow.appendChild(
                oGrammalecte.createNode("link", {rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel_tf.css"})
            );
            this.oShadow.appendChild(this.xPanel);
            document.body.appendChild(this.oShadowPanel);
        } else {
            if (!document.getElementById("grammalecte_csspanel")){
                document.head.appendChild(
                    oGrammalecte.createNode("link", {id: "grammalecte_csspanel", rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel.css"})
                );
                document.head.appendChild(
                    oGrammalecte.createNode("link", {rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel_gc.css"})
                );
                document.head.appendChild(
                    oGrammalecte.createNode("link", {rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel_lxg.css"})
                );
                document.head.appendChild(
                    oGrammalecte.createNode("link", {rel: "stylesheet", type: "text/css", media: "all", href: oGrammalecte.sExtensionUrl + "content_scripts/panel_tf.css"})
                );
            }
        document.body.appendChild(this.xPanel);
            document.body.appendChild(this.xPanel);
        }
    }

    show () {
        this.xPanel.style.display = "block";
    }

    hide () {
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        return this.xPanelContent.offsetWidth;
    }

    logInnerHTML () {
        // for debugging
        console.log(this.xPanel.innerHTML);
    }
    

    startWaitIcon () {
        this.xWaitIcon.style.visibility = "visible";
    }

    stopWaitIcon () {
        this.xWaitIcon.style.visibility = "hidden";
    }