Grammalecte  Diff

// JavaScript

"use strict";

// Assuming that Cc, Ci and Cu are already loaded

const {TextDecoder, TextEncoder, OS} = Components.utils.import("resource://gre/modules/osfile.jsm", {});
//const {OS} = ChromeUtils.import("resource://gre/modules/osfile.jsm", {});

ChromeUtils.import("resource://gre/modules/osfile.jsm")

const oFileHandler = {
    // https://developer.mozilla.org/fr/docs/Mozilla/JavaScript_code_modules/OSFile.jsm/OS.File_for_the_main_thread

    xDataFolder: null,

    prepareDataFolder: function () {

    },

    loadFile: async function (sFilename) {
        if (!this.xDataFolder) {
            this.prepareDataFolder();
        }
        try {
            let xDecoder = new TextDecoder();
            let array = await OS.File.read(this.createPathFileName(sFilename));
            let xDecoder = new TextDecoder();
            return xDecoder.decode(array);
        }
        catch (e) {
            console.error(e);
            return null;
        }
    },

    loadAs: function (callback) {
        let xFilePicker = Cc["@mozilla.org/filepicker;1"].createInstance(Ci.nsIFilePicker);
        xFilePicker.init(window, "Charger fichier", Ci.nsIFilePicker.modeOpen);
        xFilePicker.appendFilters(Ci.nsIFilePicker.filterAll | Ci.nsIFilePicker.filterText);
        xFilePicker.open(async function (nReturnValue) {
            if (nReturnValue == Ci.nsIFilePicker.returnOK || nReturnValue == Ci.nsIFilePicker.returnReplace) {
                console.log(xFilePicker.file.path);
                try {
                    let xDecoder = new TextDecoder();
                    let array = await OS.File.read(xFilePicker.file.path);
                    let xDecoder = new TextDecoder();
                    callback(xDecoder.decode(array));
                }
                catch (e) {
                    console.error(e);
                    callback(null);
                }
            }