extension.js

/*
    Copyright (C) 2013  Borsato Ivano

    The JavaScript code in this page is free software: you can
    redistribute it and/or modify it under the terms of the GNU
    General Public License (GNU GPL) as published by the Free Software
    Foundation, either version 3 of the License, or (at your option)
    any later version.  The code is distributed WITHOUT ANY WARRANTY;
    without even the implied warranty of MERCHANTABILITY or FITNESS
    FOR A PARTICULAR PURPOSE.  See the GNU GPL for more details.
*/

const St = imports.gi.St;
const Meta = imports.gi.Meta;
const Shell = imports.gi.Shell;
const Lang = imports.lang;
const PanelMenu = imports.ui.panelMenu;
const Clutter = imports.gi.Clutter;
const Panel = imports.ui.panel;
const PopupMenu = imports.ui.popupMenu;
const MessageTray = imports.ui.messageTray;
const Slider = imports.ui.slider;
const Main = imports.ui.main;

const Gettext = imports.gettext.domain(
    "EasyScreenCast@iacopodeenosee.gmail.com"
);
const _ = Gettext.gettext;

const ExtensionUtils = imports.misc.extensionUtils;
const Util = imports.misc.util;
const Me = ExtensionUtils.getCurrentExtension();
const Lib = Me.imports.convenience;
const Settings = Me.imports.settings;
const Time = Me.imports.timer;
const UtilRecorder = Me.imports.utilrecorder;
const UtilAudio = Me.imports.utilaudio;
const UtilWebcam = Me.imports.utilwebcam;
const UtilNotify = Me.imports.utilnotify;
const Selection = Me.imports.selection;
const UtilExeCmd = Me.imports.utilexecmd;

var Indicator;
let timerD = null;
let timerC = null;

let isActive = false;
let pathFile = "";

/**
 * @type {EasyScreenCast.indicator}
 */
const EasyScreenCast_Indicator = new Lang.Class({
    Name: "EasyScreenCast.indicator",
    Extends: PanelMenu.Button,

    /**
     * @private
     */
    _init: function () {
        this.parent(null, "EasyScreenCast-indicator");

        this.CtrlAudio = new UtilAudio.MixerAudio();
        this.CtrlWebcam = new UtilWebcam.HelperWebcam();

        this.CtrlNotify = new UtilNotify.NotifyManager();
        this.CtrlExe = new UtilExeCmd.ExecuteStuff(this);

        //check audio
        if (!this.CtrlAudio.checkAudio()) {
            Lib.TalkativeLog("-*-disable audio recording");
            Settings.setOption(Settings.INPUT_AUDIO_SOURCE_SETTING_KEY, 0);
            Settings.setOption(
                Settings.ACTIVE_CUSTOM_GSP_SETTING_KEY,
                Settings.getGSPstd(false)
            );
        }

        //add enter/leave/click event
        this.connect("enter_event", (param1, param2, focus) =>
            this.refreshIndicator(param1, param2, true)
        );
        this.connect("leave_event", (param1, param2, focus) =>
            this.refreshIndicator(param1, param2, false)
        );
        this.connect("button_press_event", (actor, event) =>
            this._onButtonPress(actor, event)
        );

        //prepare setting var
        if (Settings.getOption("i", Settings.TIME_DELAY_SETTING_KEY) > 0) {
            this.isDelayActive = true;
        } else {
            this.isDelayActive = false;
        }

        // Add the title bar icon and label for time display
        this.indicatorBox = new St.BoxLayout();
        this.indicatorIcon = new St.Icon({
            gicon: Lib.ESCoffGIcon,
            icon_size: 16,
        });
        this.timeLabel = new St.Label({
            text: "",
            style_class: "time-label",
            y_expand: true,
            y_align: Clutter.ActorAlign.CENTER,
        });

        this.indicatorBox.add_actor(this.timeLabel);
        this.indicatorBox.add_actor(this.indicatorIcon);

        //init var
        this.recorder = new UtilRecorder.CaptureVideo();
        this.AreaSelected = null;
        this.TimeSlider = null;

        this._init_main_menu();
    },

    /**
     * @private
     */
    _init_main_menu: function () {
        this._add_start_stop_menu_entry();
        this.menu.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
        this.sub_menu_audio_recording = new PopupMenu.PopupSubMenuMenuItem(
            _("No audio source"),
            true
        );
        this.sub_menu_audio_recording.icon.icon_name =
            "audio-input-microphone-symbolic";
        this.menu.addMenuItem(this.sub_menu_audio_recording);
        this._add_audio_recording_sub_menu();

        //add sub menu webcam recording
        this._addSubMenuWebCam();

        this._add_area_recording_sub_menu();
        this._add_recording_delay_sub_menu();
        this.menu.addMenuItem(new PopupMenu.PopupSeparatorMenuItem());
        this.menu_item_options = new PopupMenu.PopupMenuItem(_("Options"));
        this.menu_item_options.actor.insert_child_at_index(
            new St.Icon({
                style_class: "popup-menu-icon",
                icon_name: "preferences-other-symbolic",
            }),
            1
        );
        this.menu.addMenuItem(this.menu_item_options);
        this.menu_item_options.connect("activate", () => {
            this._open_extension_preferences();
        });
    },

    /**
     * Set a new value for the time label. Integers are
     * converted to seconds, minutes, hours. All other
     * values are converted to strings.
     *
     * @param {string} newValue
     * @return {string}
     */
    updateTimeLabel: function (newValue) {
        function padZeros(number) {
            if (number < 10) {
                number = "0" + number;
            }

            return number.toString();
        }

        if (typeof newValue === "number") {
            let hours = Math.floor(newValue / 3600);
            newValue = newValue - hours * 3600;

            let minutes = Math.floor(newValue / 60);
            newValue = newValue - minutes * 60;

            newValue =
                padZeros(hours) +
                ":" +
                padZeros(minutes) +
                ":" +
                padZeros(newValue);
        }

        this.timeLabel.set_text(newValue.toString());
    },

    /**
     * Left clicking on the icon toggles the recording
     * options menu. Any other mouse button will start
     * the recording.
     * Some submenus are refreshed to account for new
     * sources.
     *
     * @param {string} actor
     * @param {event} event
     */
    _onButtonPress: function (actor, event) {
        let button = event.get_button();

        if (button === 1) {
            Lib.TalkativeLog("-*-left click indicator");

            this._setupExtensionMenu();
        } else {
            Lib.TalkativeLog("-*-right click indicator");

            if (this.menu.isOpen) {
                this.menu.close();
            }
            this.isShowNotify = Settings.getOption(
                "b",
                Settings.SHOW_NOTIFY_ALERT_SETTING_KEY
            );
            this._doRecording();
        }
    },

    /**
     * Sets up the menu when the user opens it.
     */
    _setupExtensionMenu: function () {
        this._add_audio_recording_sub_menu();
        this._add_webcam_sub_menu();
    },

    /**
     * Sets up all the options for web-cams. Should only run the
     * first time the icon is clicked an the CtrlWebcam is still
     * null.
     */
    _add_webcam_sub_menu: function () {
        if (this.CtrlWebcam === null) {
            this.CtrlWebcam = new UtilWebcam.HelperWebcam();
        }

        //add sub menu webcam recording
        this._populateSubMenuWebcam();

        //start monitoring inputvideo
        this.CtrlWebcam.startMonitor();
    },

    /**
     * Adds individual webcam items to the webcam menu.
     */
    _populateSubMenuWebcam: function () {
        let arrMI = this._createMIWebCam();

        this.smWebCam.menu.removeAll();
        for (let element in arrMI) {
            this.smWebCam.menu.addMenuItem(arrMI[element]);
        }

        this.smWebCam.label.text = this.WebCamDevice[
            Settings.getOption("i", Settings.DEVICE_WEBCAM_SETTING_KEY)
        ];
    },

    /**
     * @private
     */
    _add_start_stop_menu_entry: function () {
        this.imRecordAction = new PopupMenu.PopupBaseMenuItem();
        this.RecordingLabel = new St.Label({
            text: _("Start recording"),
            style_class: "RecordAction-label",
            content_gravity: Clutter.ContentGravity.CENTER,
            x_expand: true,
            x_align: Clutter.ActorAlign.CENTER,
        });
        this.imRecordAction.actor.add_child(this.RecordingLabel);
        this.imRecordAction.x_expand = true;
        this.imRecordAction.x_fill = true;
        this.imRecordAction.x_align = Clutter.ActorAlign.CENTER;
        this.imRecordAction.connect("activate", () => {
            this.isShowNotify = Settings.getOption(
                "b",
                Settings.SHOW_NOTIFY_ALERT_SETTING_KEY
            );

            this._doRecording();
        });

        this.menu.addMenuItem(this.imRecordAction);
    },

    /**
     *  Refreshes the submenu for audio recording sources.
     */
    _add_audio_recording_sub_menu: function () {
        Lib.TalkativeLog("-*-reset the sub menu audio");
        //remove old menu items
        this.sub_menu_audio_recording.menu.removeAll();

        Lib.TalkativeLog("-*-add new items to sub menu audio");
        var arrMI = this._createMIAudioRec();
        for (var ele in arrMI) {
            this.sub_menu_audio_recording.menu.addMenuItem(arrMI[ele]);
        }
    },

    /**
     * @private
     */
    _addSubMenuWebCam: function () {
        this.smWebCam = new PopupMenu.PopupSubMenuMenuItem("", true);
        this.smWebCam.icon.icon_name = "camera-web-symbolic";

        this.menu.addMenuItem(this.smWebCam);
    },

    /**
     * @private
     */
    _add_area_recording_sub_menu: function () {
        this.sub_menu_area_recording = new PopupMenu.PopupSubMenuMenuItem(
            "",
            true
        );
        this.sub_menu_area_recording.icon.icon_name =
            "view-fullscreen-symbolic";

        var arrMI = this._createMIAreaRec();
        for (var ele in arrMI) {
            this.sub_menu_area_recording.menu.addMenuItem(arrMI[ele]);
        }

        this.sub_menu_area_recording.label.text = this.AreaType[
            Settings.getOption("i", Settings.AREA_SCREEN_SETTING_KEY)
        ];

        this.menu.addMenuItem(this.sub_menu_area_recording);
    },

    /**
     * @private
     */
    _add_recording_delay_sub_menu: function () {
        this.smDelayRec = new PopupMenu.PopupSubMenuMenuItem("", true);
        this.smDelayRec.icon.icon_name = "alarm-symbolic";

        var arrMI = this._createMIInfoDelayRec();
        for (var ele in arrMI) {
            this.smDelayRec.menu.addMenuItem(arrMI[ele]);
        }

        var secDelay = Settings.getOption("i", Settings.TIME_DELAY_SETTING_KEY);
        if (secDelay > 0) {
            this.smDelayRec.label.text =
                secDelay + _(" sec. delay before recording");
        } else {
            this.smDelayRec.label.text = _("Start recording immediately");
        }

        this.menu.addMenuItem(this.smDelayRec);
    },

    /**
     * @return {array}
     * @private
     */
    _createMIAreaRec: function () {
        this.AreaType = new Array(
            _("Record all desktop"),
            _("Record a selected monitor"),
            _("Record a selected window"),
            _("Record a selected area")
        );

        this.AreaMenuItem = new Array(this.AreaType.length);

        for (var i = 0; i < this.AreaMenuItem.length; i++) {
            this.AreaMenuItem[i] = new PopupMenu.PopupMenuItem(
                this.AreaType[i],
                {
                    reactive: true,
                    activate: true,
                    hover: true,
                    can_focus: true,
                }
            );

            (function (i, arr, item) {
                this.connectMI = function () {
                    this.connect("activate", () => {
                        Lib.TalkativeLog(
                            "-*-set area recording to " + i + " " + arr[i]
                        );
                        Settings.setOption(Settings.AREA_SCREEN_SETTING_KEY, i);

                        item.label.text = arr[i];
                    });
                };
                this.connectMI();
            }.call(
                this.AreaMenuItem[i],
                i,
                this.AreaType,
                this.sub_menu_area_recording
            ));
        }

        return this.AreaMenuItem;
    },

    /**
     * @return {array}
     * @private
     */
    _createMIWebCam: function () {
        this.WebCamDevice = new Array(_("No WebCam recording"));
        //add menu item webcam device from GST
        const devices = this.CtrlWebcam.getDevicesIV();
        this.WebCamDevice.push.apply(
            this.WebCamDevice,
            this.CtrlWebcam.getNameDevices()
        );
        Lib.TalkativeLog("-*-webcam list: " + this.WebCamDevice);
        this.AreaMenuItem = new Array(this.WebCamDevice.length);

        for (var i = 0; i < this.AreaMenuItem.length; i++) {
            let iDevice;

            if (i === 0) {
                iDevice = 0;
            } else {
                // FIXME
                // Although the computer may have just one webcam connected to
                // it, more than one GstDevice may be listed and all pointing to
                // the same video device (for example /dev/video0. Each
                // GstDevice is supposed to be used with a specific source, for
                // example, a pipewiresrc or a v4l2src. For now, we are only
                // using v4l2src. This means that even if we pick a Pipewire
                // device, we will always open it with v4l2src.
                const device = devices[i - 1];
                const devicePath = device
                    .get_properties()
                    .get_string("device.path");
                iDevice = Number(devicePath.replace(/[^0-9]+/gi, ""));
            }

            this.AreaMenuItem[i] = new PopupMenu.PopupMenuItem(
                this.WebCamDevice[i],
                {
                    reactive: true,
                    activate: true,
                    hover: true,
                    can_focus: true,
                }
            );

            (function (i, iDevice, arr, item) {
                this.connectMI = function () {
                    this.connect("activate", () => {
                        Lib.TalkativeLog(
                            "-*-set webcam device to " + i + " " + arr[i]
                        );
                        Settings.setOption(
                            Settings.DEVICE_WEBCAM_SETTING_KEY,
                            iDevice + 1
                        );

                        item.label.text = arr[i];
                    });
                };
                this.connectMI();
            }.call(
                this.AreaMenuItem[i],
                i,
                iDevice,
                this.WebCamDevice,
                this.smWebCam
            ));
        }

        return this.AreaMenuItem;
    },

    /**
     * @return {array}
     * @private
     */
    _createMIAudioRec: function () {
        //add std menu item
        this.AudioChoice = new Array(
            {
                desc: _("No audio source"),
                name: "N/A",
                port: "N/A",
                sortable: true,
                resizeable: true,
            },
            {
                desc: _("Default audio source"),
                name: "N/A",
                port: "N/A",
                sortable: true,
                resizeable: true,
            }
        );
        //add menu item audio source from PA
        var audioList = this.CtrlAudio.getListInputAudio();
        for (var index in audioList) {
            this.AudioChoice.push(audioList[index]);
        }

        this.AudioMenuItem = new Array(this.AudioChoice.length);

        for (var i = 0; i < this.AudioChoice.length; i++) {
            //create label menu
            let labelMenu = this.AudioChoice[i].desc;
            if (i >= 2) {
                labelMenu +=
                    _("\n - Port: ") +
                    this.AudioChoice[i].port +
                    _("\n - Name: ") +
                    this.AudioChoice[i].name;
            }
            //create submenu
            this.AudioMenuItem[i] = new PopupMenu.PopupMenuItem(labelMenu, {
                reactive: true,
                activate: true,
                hover: true,
                can_focus: true,
            });
            //add icon on submenu
            this.AudioMenuItem[i].actor.insert_child_at_index(
                new St.Icon({
                    style_class: "popup-menu-icon",
                    icon_name: "audio-card-symbolic",
                }),
                1
            );

            //update choice audio from pref
            if (
                i ===
                Settings.getOption("i", Settings.INPUT_AUDIO_SOURCE_SETTING_KEY)
            ) {
                Lib.TalkativeLog("-*-get audio choice from pref " + i);
                this.sub_menu_audio_recording.label.text = this.AudioChoice[
                    i
                ].desc;
            }

            //add action on menu item
            (function (i, arr, item) {
                this.connectMI = function () {
                    this.connect("activate", () => {
                        Lib.TalkativeLog("-*-set audio choice to " + i);
                        Settings.setOption(
                            Settings.INPUT_AUDIO_SOURCE_SETTING_KEY,
                            i
                        );

                        item.label.text = arr[i].desc;
                    });
                };
                this.connectMI();
            }.call(
                this.AudioMenuItem[i],
                i,
                this.AudioChoice,
                this.sub_menu_audio_recording
            ));
        }
        return this.AudioMenuItem;
    },

    /**
     * @return {array}
     * @private
     */
    _createMIInfoDelayRec: function () {
        this.DelayTimeTitle = new PopupMenu.PopupMenuItem(_("Delay Time"), {
            reactive: false,
        });

        this.DelayTimeLabel = new St.Label({
            text:
                Math.floor(
                    Settings.getOption("i", Settings.TIME_DELAY_SETTING_KEY)
                ).toString() + _(" Sec"),
        });
        this.DelayTimeTitle.actor.add_child(this.DelayTimeLabel);
        this.DelayTimeTitle.align = St.Align.END;

        this.imSliderDelay = new PopupMenu.PopupBaseMenuItem({
            activate: false,
        });
        this.TimeSlider = new Slider.Slider(
            Settings.getOption("i", Settings.TIME_DELAY_SETTING_KEY) / 100
        );
        this.TimeSlider.x_expand = true;
        this.TimeSlider.y_expand = true;

        this.TimeSlider.connect("notify::value", (item) => {
            this.DelayTimeLabel.set_text(
                Math.floor(item.value * 100).toString() + _(" Sec")
            );
        });

        this.TimeSlider.connect("drag-end", () => this._onDelayTimeChanged());
        this.TimeSlider.connect("scroll-event", () =>
            this._onDelayTimeChanged()
        );

        this.imSliderDelay.add(this.TimeSlider);

        return [this.DelayTimeTitle, this.imSliderDelay];
    },

    /**
     * @private
     */
    _enable: function () {
        //enable key binding
        this._enableKeybindings();
        //start monitoring inputvideo
        this.CtrlWebcam.startMonitor();

        //add indicator
        this.add_actor(this.indicatorBox);
    },

    /**
     * @private
     */
    _disable: function () {
        //remove key binding
        this._removeKeybindings();
        //stop monitoring inputvideo
        this.CtrlWebcam.stopMonitor();

        //remove indicator
        this.remove_actor(this.indicatorBox);
    },

    /**
     * @private
     */
    _doDelayAction: function () {
        if (this.isDelayActive) {
            Lib.TalkativeLog(
                "-*-delay recording called | delay= " + this.TimeSlider.value
            );
            timerD = new Time.TimerDelay(
                Math.floor(this.TimeSlider.value * 100),
                this._doPreCommand,
                this
            );
            timerD.begin();
        } else {
            Lib.TalkativeLog("-*-instant recording called");
            //start recording
            this._doPreCommand();
        }
    },

    /**
     * @private
     */
    _doPreCommand: function () {
        if (Settings.getOption("b", Settings.ACTIVE_PRE_CMD_SETTING_KEY)) {
            Lib.TalkativeLog("-*-execute pre command");

            const PreCmd = Settings.getOption(
                "s",
                Settings.PRE_CMD_SETTING_KEY
            );

            this.CtrlExe.Execute(
                PreCmd,
                false,
                (res) => {
                    Lib.TalkativeLog("-*-pre command final: " + res);
                    if (res === true) {
                        Lib.TalkativeLog("-*-pre command OK");
                        this.recorder.start();
                    } else {
                        Lib.TalkativeLog("-*-pre command ERROR");
                        this.CtrlNotify.createNotify(
                            _("ERROR PRE COMMAND - See logs for more info"),
                            Lib.ESCoffGIcon
                        );
                    }
                },
                (line) => {
                    Lib.TalkativeLog("-*-pre command output: " + line);
                }
            );
        } else {
            this.recorder.start();
        }
    },

    /**
     * @private
     */
    _doRecording: function () {
        //start/stop record screen
        if (isActive === false) {
            Lib.TalkativeLog("-*-start recording");

            pathFile = "";

            //get selected area
            const optArea = Settings.getOption(
                "i",
                Settings.AREA_SCREEN_SETTING_KEY
            );
            if (optArea > 0) {
                Lib.TalkativeLog(
                    "-*-type of selection of the area to record: " + optArea
                );
                switch (optArea) {
                    case 3:
                        new Selection.SelectionArea();
                        break;
                    case 2:
                        new Selection.SelectionWindow();
                        break;
                    case 1:
                        new Selection.SelectionDesktop();
                        break;
                }
            } else {
                Lib.TalkativeLog("-*-recording full area");
                this._doDelayAction();
            }
        } else {
            Lib.TalkativeLog("-*-stop recording");
            isActive = false;

            this.recorder.stop();

            if (timerC !== null) {
                //stop counting rec
                timerC.halt();
                timerC = null;
            }

            //execute post-command
            this._doPostCommand();
        }

        this.refreshIndicator(false);
    },

    /**
     * @private
     */
    _doPostCommand: function () {
        if (Settings.getOption("b", Settings.ACTIVE_POST_CMD_SETTING_KEY)) {
            Lib.TalkativeLog("-*-execute post command");

            //launch cmd after registration
            const tmpCmd =
                '/usr/bin/sh -c "' +
                Settings.getOption("s", Settings.POST_CMD_SETTING_KEY) +
                '"';

            const mapObj = {
                _fpath: pathFile,
                _dirpath: pathFile.substr(0, pathFile.lastIndexOf("/")),
                _fname: pathFile.substr(
                    pathFile.lastIndexOf("/") + 1,
                    pathFile.length
                ),
            };

            const Cmd = tmpCmd.replace(/_fpath|_dirpath|_fname/gi, function (
                match
            ) {
                return mapObj[match];
            });

            Lib.TalkativeLog("-*-post command:" + Cmd);

            //execute post command
            this.CtrlExe.Spawn(Cmd);
        }
    },

    /**
     * @param result
     * @param file
     */
    doRecResult: function (result, file) {
        if (result) {
            isActive = true;

            Lib.TalkativeLog("-*-record OK");
            //update indicator
            const indicators = Settings.getOption(
                "i",
                Settings.STATUS_INDICATORS_SETTING_KEY
            );
            this._replaceStdIndicator(indicators === 1 || indicators === 3);

            if (this.isShowNotify) {
                Lib.TalkativeLog("-*-show notify");
                //create counting notify
                this.notifyCounting = this.CtrlNotify.createNotify(
                    _("Start Recording"),
                    Lib.ESConGIcon
                );

                //start counting rec
                timerC = new Time.TimerCounting(refreshNotify, this);
                timerC.begin();
            }

            //update path file video
            pathFile = file;
            Lib.TalkativeLog("-*-update abs file path -> " + pathFile);
        } else {
            Lib.TalkativeLog("-*-record ERROR");

            pathFile = "";

            if (this.isShowNotify) {
                Lib.TalkativeLog("-*-show error notify");
                this.CtrlNotify.createNotify(
                    _("ERROR RECORDER - See logs for more info"),
                    Lib.ESCoffGIcon
                );
            }
        }
        this.refreshIndicator(false);
    },

    /**
     * @private
     */
    _open_extension_preferences: function () {
        if (typeof ExtensionUtils.openPrefs === "function") {
            ExtensionUtils.openPrefs();
            return;
        }

        Util.spawn(["gnome-shell-extension-prefs", Me.uuid]);
    },

    /**
     * @private
     */
    _onDelayTimeChanged: function () {
        const secDelay = Math.floor(this.TimeSlider.value * 100);
        Settings.setOption(Settings.TIME_DELAY_SETTING_KEY, secDelay);
        if (secDelay > 0) {
            this.smDelayRec.label.text =
                secDelay + _(" sec. delay before recording");
        } else {
            this.smDelayRec.label.text = _("Start recording immediately");
        }
    },

    /**
     * @param param1
     * @param param2
     * @param focus
     */
    refreshIndicator: function (param1, param2, focus) {
        Lib.TalkativeLog(
            "-*-refresh indicator -A " + isActive + " -F " + focus
        );

        const indicators = Settings.getOption(
            "i",
            Settings.STATUS_INDICATORS_SETTING_KEY
        );

        if (isActive === true) {
            if (indicators === 0 || indicators === 1) {
                if (focus === true) {
                    this.indicatorIcon.set_gicon(Lib.ESConGIconSel);
                } else {
                    this.indicatorIcon.set_gicon(Lib.ESConGIcon);
                }
            } else {
                if (
                    Settings.getOption(
                        "b",
                        Settings.ACTIVE_SHORTCUT_SETTING_KEY
                    )
                ) {
                    this.indicatorIcon.set_gicon(null);
                } else {
                    if (focus === true) {
                        this.indicatorIcon.set_gicon(Lib.ESConGIconSel);
                    } else {
                        this.indicatorIcon.set_gicon(Lib.ESConGIcon);
                    }
                }
            }

            this.RecordingLabel.set_text(_("Stop recording"));
        } else {
            if (focus === true) {
                this.indicatorIcon.set_gicon(Lib.ESCoffGIconSel);
            } else {
                this.indicatorIcon.set_gicon(Lib.ESCoffGIcon);
            }
            this.RecordingLabel.set_text(_("Start recording"));
        }
    },

    /**
     * @param OPTtemp
     * @private
     */
    _replaceStdIndicator: function (OPTtemp) {
        if (Main.panel.statusArea["aggregateMenu"]._screencast === undefined) {
          return
        }
        if (OPTtemp) {
            Lib.TalkativeLog("-*-replace STD indicator");
            Main.panel.statusArea[
                "aggregateMenu"
            ]._screencast._indicator.visible = false;
        } else {
            Lib.TalkativeLog("-*-use STD indicator");
            Main.panel.statusArea[
                "aggregateMenu"
            ]._screencast._indicator.visible = isActive;
        }
    },

    /**
     * @private
     */
    _enableKeybindings: function () {
        if (Settings.getOption("b", Settings.ACTIVE_SHORTCUT_SETTING_KEY)) {
            Lib.TalkativeLog("-*-enable keybinding");

            Main.wm.addKeybinding(
                Settings.SHORTCUT_KEY_SETTING_KEY,
                Settings.settings,
                Meta.KeyBindingFlags.NONE,
                Shell.ActionMode.NORMAL |
                    Shell.ActionMode.MESSAGE_TRAY |
                    Shell.ActionMode.OVERVIEW |
                    Shell.ActionMode.POPUP,
                () => {
                    Lib.TalkativeLog("-*-intercept key combination");
                    this._doRecording();
                }
            );
        }
    },

    /**
     * @private
     */
    _removeKeybindings: function () {
        if (Settings.getOption("b", Settings.ACTIVE_SHORTCUT_SETTING_KEY)) {
            Lib.TalkativeLog("-*-remove keybinding");

            Main.wm.removeKeybinding(Settings.SHORTCUT_KEY_SETTING_KEY);
        }
    },

    /**
     * Destroy indicator
     */
    destroy: function () {
        Lib.TalkativeLog("-*-destroy indicator called");

        if (isActive) {
            isActive = false;
        }

        this.parent();
    },
});

/**
 * @param {number} sec
 * @param alertEnd
 */
function refreshNotify(sec, alertEnd) {
    if (
        Indicator.notifyCounting !== null ||
        Indicator.notifyCounting !== undefined ||
        Indicator.isShowNotify
    ) {
        if (alertEnd) {
            this.CtrlNotify.updateNotify(
                this.notifyCounting,
                _("EasyScreenCast -> Finish Recording / Seconds : " + sec),
                Lib.ESCoffGIcon,
                true
            );
        } else {
            this.CtrlNotify.updateNotify(
                this.notifyCounting,
                _(
                    "EasyScreenCast -> Recording in progress / Seconds passed : "
                ) + sec,
                Lib.ESConGIcon,
                false
            );
        }
    }
}

/**
 * @param {Meta} meta
 */
function init(meta) {
    Lib.TalkativeLog("-*-initExtension called");
    Lib.TalkativeLog("-*-version: " + meta.metadata.version);
    Lib.TalkativeLog("-*-install path: " + meta.path);

    Lib.initTranslations("EasyScreenCast@iacopodeenosee.gmail.com");
}

function enable() {
    Lib.TalkativeLog("-*-enableExtension called");

    if (Indicator === null || Indicator === undefined) {
        Lib.TalkativeLog("-*-create indicator");

        Indicator = new EasyScreenCast_Indicator();
        Main.panel.addToStatusArea("EasyScreenCast-indicator", Indicator);
    }

    Indicator._enable();
}

function disable() {
    Lib.TalkativeLog("-*-disableExtension called");

    if (timerD !== null) {
        Lib.TalkativeLog("-*-timerD stoped");
        timerD.stop();
    }

    if (Indicator !== null) {
        Lib.TalkativeLog("-*-indicator call destroy");

        Indicator._disable();
        Indicator.destroy();
        Indicator = null;
    }
}