power-switcher@exor

applet.js

const Applet = imports.ui.applet;
const Lang = imports.lang;
const Util = imports.misc.util;

function MyApplet(orientation, panel_height, instance_id) {
    this._init(orientation, panel_height, instance_id);
}

MyApplet.prototype = {
    __proto__: Applet.IconApplet.prototype,

    _init: function(orientation, panel_height, instance_id) {
        Applet.IconApplet.prototype._init.call(this, orientation, panel_height, instance_id);

        this.cur_attempts = 0;
        this.enabled = false;
        this.set_applet_icon_name("non-starred-symbolic");
        this.set_applet_tooltip("Click to enable performance mode");
    },

    on_click: function() {
        if (this.cur_attempts > 1) {
            this.cur_attempts = 0;
            return;
        }

        else if (this.enabled) {
            Util.spawnCommandLineAsync("gksudo \"sh -c 'echo 'auto' > /sys/class/drm/card0/device/power_dpm_force_performance_level; cpupower frequency-set -g powersave'\"",
                                       Lang.bind(this, this.toggle_state_cb),
                                       Lang.bind(this, this.on_click));
        } else {
            Util.spawnCommandLineAsync("gksudo \"sh -c 'echo 'high' > /sys/class/drm/card0/device/power_dpm_force_performance_level; cpupower frequency-set -g performance'\"",
                                       Lang.bind(this, this.toggle_state_cb),
                                       Lang.bind(this, this.on_click));
        }

        this.cur_attempts++;
    },

    toggle_state_cb: function() {
        this.enabled = !this.enabled;
        this.cur_attempts = 0;

        if (this.enabled) {
            this.set_applet_icon_name("starred-symbolic");
            this.set_applet_tooltip("Click to enable powersave mode");
        } else {
            this.set_applet_icon_name("non-starred-symbolic");
            this.set_applet_tooltip("Click to enable performance mode");
        }
    },

    on_applet_clicked: function() {
        this.on_click();
    },

    on_applet_removed_from_panel: function() {
        if (this.enabled) this.on_click();
    }
};

function main(metadata, orientation, panel_height, instance_id) {
    return new MyApplet(orientation, panel_height, instance_id);
}