252 lines
8.2 KiB
JavaScript
Executable File
252 lines
8.2 KiB
JavaScript
Executable File
import GLib from "gi://GLib";
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import Gio from "gi://Gio";
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import St from 'gi://St';
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import Clutter from "gi://Clutter";
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import {Extension} from 'resource:///org/gnome/shell/extensions/extension.js';
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import * as Main from 'resource:///org/gnome/shell/ui/main.js';
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import * as PanelMenu from 'resource:///org/gnome/shell/ui/panelMenu.js';
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import * as PopupMenu from 'resource:///org/gnome/shell/ui/popupMenu.js';
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var db0 = 0, ub0 = 0, tt0 = 0, idle0 = 0, mp, cp;
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export default class CMUDExtension extends Extension {
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enable() {
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// Create a panel button
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this._indicator = new PanelMenu.Button(0.0, this.metadata.name, false);
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var box = new St.BoxLayout();
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this._indicator.add_child(box);
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var area_mem = new St.DrawingArea();
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area_mem.width = 3;
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area_mem.height = this._indicator.height;
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area_mem.connect('repaint', this.onRepaint_mem);
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box.add_child(area_mem);
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var label = new St.Label({
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text: 'CPU 0%\nMEM 0%',
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y_align: Clutter.ActorAlign.CENTER,
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});
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label.set_style('text-align:center; font-family:Noto Mono');
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box.add_child(label);
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var area_cpu = new St.DrawingArea();
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area_cpu.width = 3;
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area_cpu.height = this._indicator.height;
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area_cpu.connect('repaint', this.onRepaint_cpu);
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box.add_child(area_cpu);
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// Add the indicator to the panel
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Main.panel.addToStatusArea(this.uuid, this._indicator);
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//const menuItem = new PopupMenu.PopupMenuItem('');
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//this._indicator.menu.addMenuItem(menuItem);
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this.label_tooltip = new St.Label({ text: '' });
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this.label_tooltip.set_style('background:rgba(10,10,10,0.8); padding:10px; border:1px solid #aaa; border-radius:10px; font-family:Noto Mono');
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global.stage.add_child(this.label_tooltip);
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this.label_tooltip.hide();
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this._indicator.connect('notify::hover', () => {
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const [x, y] = this._indicator.get_transformed_position();
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//console.log(x, y);
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if (x == 0 && y != 0) //LEFT
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this.label_tooltip.set_position(x + this._indicator.width + 1, y);
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else if (x != 0 && y == 0) //TOP
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this.label_tooltip.set_position(x - this.label_tooltip.width / 2 + this._indicator.width / 2, y + this._indicator.height + 1);
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else
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if (this._indicator.height == Main.panel.height) //BOTTOM
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this.label_tooltip.set_position(x - this.label_tooltip.width / 2 + this._indicator.width / 2, y - this.label_tooltip.height - 1);
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else //RIGHT
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this.label_tooltip.set_position(x - this.label_tooltip.width - 1, y);
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if (this._indicator.hover)
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this.label_tooltip.show();
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else
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this.label_tooltip.hide();
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});
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this._timeout = GLib.timeout_add_seconds(GLib.PRIORITY_DEFAULT, 1, () => {
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// Met à jour mémoire et CPU
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this.mem(); // met à jour la variable globale mp (% mémoire)
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area_mem.queue_repaint();
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this.cpu(); // met à jour la variable globale cp (% CPU)
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area_cpu.queue_repaint();
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// Affiche CPU / MEM dans la barre
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label.set_text(`CPU ${cp}%\nMEM ${mp}%`);
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// On garde les infos réseau pour le tooltip
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const net = this.net(); // { db, ub, dbs, ubs }
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const s =
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'UPT: ' + this.uptime() +
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'\nCPU: ' + cp + '%' +
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'\nMEM: ' + mp + '%' +
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'\nUPB: ' + this.B2G(net.ub) +
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'\nDNB: ' + this.B2G(net.db);
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this.label_tooltip.text = s;
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return GLib.SOURCE_CONTINUE;
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});
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}
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disable() {
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if (this._timeout) {
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GLib.source_remove(this._timeout);
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this._timeout = null;
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}
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this.label_tooltip?.destroy();
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this.label_tooltip = null;
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this._indicator?.destroy();
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this._indicator = null;
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}
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uptime() {
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const file = Gio.File.new_for_path('/proc/uptime');
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const [, contents, etag] = file.load_contents(null);
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var t = contents.toString().split(' ');
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var tt = Number(t[0]);
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var d = 0;
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if (tt > 86400) {
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d = tt / 86400;
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tt -= d * 86400;
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}
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var ds = "";
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if (d > 0)
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ds = d + "day";
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var h = ~~(tt/3600);
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if (h < 10)
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h = '0' + h;
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var m = ~~(tt%3600/60);
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if (m < 10)
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m = '0' + m;
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var s = ~~(tt%3600%60);
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if (s < 10)
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s = '0' + s;
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var hms = ds + h + ':' + m + ':' + s;
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return hms;
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}
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net() {
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const file = Gio.File.new_for_path('/proc/net/dev');
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const [, contents, etag] = file.load_contents(null);
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var l = contents.toString().trim().split('\n');
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var db = 0, ub = 0;
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for (var i=2; i<l.length; i++) {
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var la = l[i].trim().split(/\s+/);
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db += Number(la[1]);
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ub += Number(la[9]);
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}
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var dbs = db - db0;
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var ubs = ub - ub0;
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db0 = db;
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ub0 = ub;
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return {db, ub, dbs, ubs};
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}
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mem() {
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const file = Gio.File.new_for_path('/proc/meminfo');
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const [, contents, etag] = file.load_contents(null);
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var s = contents.toString().split('\n');
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var MT = s[0].split(/\s+/);
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var MA = s[2].split(/\s+/);
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var mt = Number(MT[1]);
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var ma = Number(MA[1]);
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var mu = mt - ma;
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mp = ~~(mu / mt * 100);
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var m = this.B2G(mu*1024) + ' / '+ this.B2G(mt*1024) + ' = ' + mp + '%';
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return m;
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}
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cpu() {
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const file = Gio.File.new_for_path('/proc/stat');
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const [, contents, etag] = file.load_contents(null);
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var s = contents.toString().split('\n');
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var ca = s[0].split(/\s+/);
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var tt = 0;
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for (var i=1; i<ca.length; i++) {
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tt += Number(ca[i]);
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}
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var idle = Number(ca[4]);
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cp = ~~(((tt - tt0) - (idle - idle0)) * 100 / (tt - tt0));
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tt0 = tt;
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idle0 = idle;
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}
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B2G(b) {
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var s = '';
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if (b > 999999999) {
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b = b / (1024 * 1024 * 1024);
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if (b >= 100) {
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s = ' ' + b.toFixed(0) + 'GB';
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} else if (b >= 10) {
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s = b.toFixed(1) + 'GB';
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} else {
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s = b.toFixed(2) + 'GB';
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}
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} else {
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if (b > 999999) {
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b = b / (1024 * 1024);
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if (b >= 100) {
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s = ' ' + b.toFixed(0) + 'MB';
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} else if (b >= 10) {
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s = b.toFixed(1) + 'MB';
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} else {
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s = b.toFixed(2) + 'MB';
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}
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} else {
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if (b > 999) {
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b = b / 1024;
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if (b >= 100) {
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s = ' ' + b.toFixed(0) + 'KB';
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} else if (b >= 10) {
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s = ' ' + b.toFixed(0) + 'KB';
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} else {
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s = ' ' + b.toFixed(0) + 'KB';
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}
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} else {
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if (b >= 100) {
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s = ' ' + b + ' B';
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} else if (b >= 10) {
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s = ' ' + b + ' B';
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} else {
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s = ' ' + b + ' B';
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}
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}
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}
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}
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return s;
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}
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onRepaint_mem(area) {
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let ctx = area.get_context();
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ctx.setLineWidth(3);
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if (mp >= 90)
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ctx.setSourceRGBA(1, 0, 0, 1);
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else
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ctx.setSourceRGBA(1, 1, 1, 1);
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ctx.moveTo(0, area.height);
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ctx.lineTo(0, area.height * (100 - mp) / 100);
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ctx.stroke();
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ctx.$dispose();
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}
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onRepaint_cpu(area) {
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let ctx = area.get_context();
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ctx.setLineWidth(3);
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if (cp >= 90)
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ctx.setSourceRGBA(1, 0, 0, 1);
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else
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ctx.setSourceRGBA(1, 1, 1, 1);
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ctx.moveTo(0, area.height);
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ctx.lineTo(0, area.height * (100 - cp) / 100);
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ctx.stroke();
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ctx.$dispose();
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}
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}
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