608 lines
21 KiB
JavaScript
608 lines
21 KiB
JavaScript
///////////////////////////////////////////////////////////////
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// Simple‑Tiling – INTERIM (GNOME Shell 41 - 44) //
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// © 2025 domoel – MIT //
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/////////////////////////////////////////////////////////////
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// ── GLOBAL IMPORTS ────────────────────────────────────────
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import Meta from 'gi://Meta';
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import Shell from 'gi://Shell';
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import Gio from 'gi://Gio';
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import GLib from 'gi://GLib';
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import Clutter from 'gi://Clutter';
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import { Extension } from 'resource:///org/gnome/shell/extensions/js/extensions/extension.js';
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import * as Main from 'resource:///org/gnome/shell/ui/main.js';
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// ── CONST ────────────────────────────────────────────
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const WM_SCHEMA = 'org.gnome.desktop.wm.keybindings';
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const TILING_DELAY_MS = 20; // Change Tiling Window Delay
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const CENTERING_DELAY_MS = 5; // Change Centered Window Delay
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const KEYBINDINGS = {
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'swap-master-window': (self) => self._swapWithMaster(),
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'swap-left-window': (self) => self._swapInDirection('left'),
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'swap-right-window': (self) => self._swapInDirection('right'),
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'swap-up-window': (self) => self._swapInDirection('up'),
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'swap-down-window': (self) => self._swapInDirection('down'),
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'focus-left': (self) => self._focusInDirection('left'),
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'focus-right': (self) => self._focusInDirection('right'),
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'focus-up': (self) => self._focusInDirection('up'),
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'focus-down': (self) => self._focusInDirection('down'),
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};
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// ── HELPER‑FUNCTION ────────────────────────────────────────
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function getPointerXY() {
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if (global.get_pointer) {
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const [x, y] = global.get_pointer();
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return [x, y];
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}
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const ev = Clutter.get_current_event();
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if (ev) {
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const coords = ev.get_coords();
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if (Array.isArray(coords))
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return coords;
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}
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const device = Clutter.get_default_backend()
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.get_default_seat()
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.get_pointer();
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return device ? device.get_position() : [0, 0];
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}
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// ── INTERACTIONHANDLER ───────────────────────────────────
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class InteractionHandler {
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constructor(tiler) {
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this.tiler = tiler;
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this._settings = this.tiler.settings;
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this._wmSettings = new Gio.Settings({ schema: WM_SCHEMA });
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this._wmKeysToDisable = [];
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this._savedWmShortcuts = {};
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this._grabOpIds = [];
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this._settingsChangedId = null;
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}
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enable() {
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this._prepareWmShortcuts();
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if (this._wmKeysToDisable.length)
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this._wmKeysToDisable.forEach(k =>
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this._wmSettings.set_value(k, new GLib.Variant('as', [])));
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this._bindAllShortcuts();
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this._settingsChangedId =
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this._settings.connect('changed', () => this._onSettingsChanged());
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this._grabOpIds.push(
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global.display.connect('grab-op-begin',
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(_, __, win) => { if (this.tiler.windows.includes(win))
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this.tiler.grabbedWindow = win; })
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);
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this._grabOpIds.push(
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global.display.connect('grab-op-end', () => this._onGrabEnd())
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);
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}
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disable() {
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if (this._wmKeysToDisable.length)
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this._wmKeysToDisable.forEach(k =>
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this._wmSettings.set_value(k, this._savedWmShortcuts[k]));
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this._unbindAllShortcuts();
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if (this._settingsChangedId) {
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this._settings.disconnect(this._settingsChangedId);
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this._settingsChangedId = null;
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}
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this._grabOpIds.forEach(id => global.display.disconnect(id));
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this._grabOpIds = [];
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}
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_bind(key, handler) {
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global.display.add_keybinding(
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key,
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this._settings,
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Meta.KeyBindingFlags.NONE,
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Shell.ActionMode.NORMAL,
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(..._args) => handler(this)
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);
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}
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_bindAllShortcuts() { for (const [k,h] of Object.entries(KEYBINDINGS)) this._bind(k, h); }
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_unbindAllShortcuts(){ for (const k in KEYBINDINGS) global.display.remove_keybinding(k); }
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_onSettingsChanged() {
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this._unbindAllShortcuts();
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this._bindAllShortcuts();
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}
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_prepareWmShortcuts() {
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const schema = this._wmSettings.settings_schema;
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if (!schema) return;
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const keys = [];
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const add = key => { if (schema.has_key(key)) keys.push(key); };
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if (schema.has_key('toggle-tiled-left'))
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keys.push('toggle-tiled-left', 'toggle-tiled-right');
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else {
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add('tile-left'); add('tile-right');
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}
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if (schema.has_key('toggle-maximized'))
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keys.push('toggle-maximized');
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else {
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add('maximize'); add('unmaximize');
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}
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if (keys.length) {
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this._wmKeysToDisable = keys;
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keys.forEach(k => this._savedWmShortcuts[k] =
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this._wmSettings.get_value(k));
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}
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}
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_focusInDirection(direction) {
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const src = global.display.get_focus_window();
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if (!src || !this.tiler.windows.includes(src)) return;
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const tgt = this._findTargetInDirection(src, direction);
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if (tgt) tgt.activate(global.get_current_time());
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}
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_swapWithMaster() {
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const w = this.tiler.windows;
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if (w.length < 2) return;
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const foc = global.display.get_focus_window();
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if (!foc || !w.includes(foc)) return;
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const idx = w.indexOf(foc);
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if (idx > 0) [w[0], w[idx]] = [w[idx], w[0]];
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else [w[0], w[1]] = [w[1], w[0]];
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this.tiler.tileNow();
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w[0]?.activate(global.get_current_time());
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}
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_swapInDirection(direction) {
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const src = global.display.get_focus_window();
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if (!src || !this.tiler.windows.includes(src)) return;
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let tgt = null;
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const idx = this.tiler.windows.indexOf(src);
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if (idx === 0 && direction==='right' && this.tiler.windows.length>1)
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tgt = this.tiler.windows[1];
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else
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tgt = this._findTargetInDirection(src, direction);
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if (!tgt) return;
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const tidx = this.tiler.windows.indexOf(tgt);
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[this.tiler.windows[idx], this.tiler.windows[tidx]] =
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[this.tiler.windows[tidx], this.tiler.windows[idx]];
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this.tiler.tileNow();
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src.activate(global.get_current_time());
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}
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_findTargetInDirection(src, dir) {
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const sRect = src.get_frame_rect(), cand=[];
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for (const win of this.tiler.windows) {
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if (win===src) continue;
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const r=win.get_frame_rect();
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if (dir==='left' && r.x<sRect.x) cand.push(win);
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if (dir==='right'&& r.x>sRect.x) cand.push(win);
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if (dir==='up' && r.y<sRect.y) cand.push(win);
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if (dir==='down' && r.y>sRect.y) cand.push(win);
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}
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if (!cand.length) return null;
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let best=null, min=Infinity;
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for (const w of cand) {
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const r=w.get_frame_rect();
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const dev = (dir==='left'||dir==='right')
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? Math.abs(sRect.y - r.y)
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: Math.abs(sRect.x - r.x);
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if (dev<min){min=dev; best=w;}
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}
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return best;
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}
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_onGrabEnd() {
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const grabbed = this.tiler.grabbedWindow;
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if (!grabbed) return;
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const tgt = this._findTargetUnderPointer(grabbed);
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if (tgt) {
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const a = this.tiler.windows.indexOf(grabbed);
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const b = this.tiler.windows.indexOf(tgt);
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[this.tiler.windows[a], this.tiler.windows[b]] =
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[this.tiler.windows[b], this.tiler.windows[a]];
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}
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this.tiler.queueTile();
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this.tiler.grabbedWindow = null;
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}
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_findTargetUnderPointer(exclude) {
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const [x,y] = getPointerXY();
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const wins = global.get_window_actors()
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.map(a=>a.meta_window)
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.filter(w=>w && w!==exclude &&
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this.tiler.windows.includes(w) && (()=>{const f=w.get_frame_rect();
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return x>=f.x && x<f.x+f.width &&
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y>=f.y && y<f.y+f.height;})());
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if (wins.length) return wins[wins.length-1];
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let best=null, max=0, sRect=exclude.get_frame_rect();
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for (const w of this.tiler.windows) {
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if (w===exclude) continue;
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const r=w.get_frame_rect();
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const ovX=Math.max(0, Math.min(sRect.x+sRect.width, r.x+r.width)-Math.max(sRect.x,r.x));
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const ovY=Math.max(0, Math.min(sRect.y+sRect.height,r.y+r.height)-Math.max(sRect.y,r.y));
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const area=ovX*ovY;
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if (area>max){max=area; best=w;}
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}
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return best;
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}
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}
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// ── TILER ────────────────────────────────────────────────
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class Tiler {
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constructor(extension) {
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this._extension = extension;
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this.settings = this._extension.getSettings();
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this.windows = [];
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this.grabbedWindow = null;
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this._signalIds = new Map();
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this._tileInProgress = false;
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this._innerGap = this.settings.get_int('inner-gap');
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this._outerGapVertical= this.settings.get_int('outer-gap-vertical');
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this._outerGapHorizontal = this.settings.get_int('outer-gap-horizontal');
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this._tilingDelay = TILING_DELAY_MS;
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this._centeringDelay = CENTERING_DELAY_MS;
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this._exceptions = [];
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this._interactionHandler = new InteractionHandler(this);
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this._tileTimeoutId = null;
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this._centerTimeoutIds= [];
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}
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enable() {
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this._loadExceptions();
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this._workspaceManager = global.workspace_manager;
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this._signalIds.set('workspace-changed', {
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object: this._workspaceManager,
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id: this._workspaceManager.connect('active-workspace-changed',
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()=>this._onActiveWorkspaceChanged())
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});
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this._connectToWorkspace();
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this._interactionHandler.enable();
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this._signalIds.set('settings-changed', {
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object: this.settings,
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id: this.settings.connect('changed', ()=>this._onSettingsChanged())
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});
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}
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disable() {
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if (this._tileTimeoutId) {
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GLib.source_remove(this._tileTimeoutId);
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this._tileTimeoutId = null;
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}
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this._centerTimeoutIds.forEach(id=>GLib.source_remove(id));
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this._centerTimeoutIds = [];
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this._interactionHandler.disable();
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this._disconnectFromWorkspace();
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for (const [,sig] of this._signalIds) {
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try { sig.object.disconnect(sig.id); } catch {}
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}
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this._signalIds.clear();
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this.windows = [];
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}
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_onSettingsChanged() {
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this._innerGap = this.settings.get_int('inner-gap');
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this._outerGapVertical = this.settings.get_int('outer-gap-vertical');
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this._outerGapHorizontal= this.settings.get_int('outer-gap-horizontal');
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this.queueTile();
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}
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_loadExceptions() {
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const file = Gio.File.new_for_path(this._extension.path + '/exceptions.txt');
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if (!file.query_exists(null)) { this._exceptions=[]; return; }
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const [ok,data] = file.load_contents(null);
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if (!ok) { this._exceptions=[]; return; }
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const txt = new TextDecoder('utf-8').decode(data);
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this._exceptions = txt.split('\n')
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.map(l=>l.trim())
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.filter(l=>l && !l.startsWith('#'))
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.map(l=>l.toLowerCase());
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}
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_isException(win) {
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if (!win) return false;
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const wmClass = (win.get_wm_class() || "").toLowerCase();
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const appId = (win.get_gtk_application_id() || "").toLowerCase();
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return this._exceptions.includes(wmClass) || this._exceptions.includes(appId);
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}
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_isTileable(win) {
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return (
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win &&
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!win.minimized &&
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!this._isException(win) &&
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win.get_window_type() === Meta.WindowType.NORMAL
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);
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}
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_centerWindow(win) {
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const timeoutId = GLib.timeout_add(
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GLib.PRIORITY_DEFAULT,
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this._centeringDelay,
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() => {
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const index = this._centerTimeoutIds.indexOf(timeoutId);
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if (index > -1) this._centerTimeoutIds.splice(index, 1);
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if (!win || !win.get_display()) return GLib.SOURCE_REMOVE;
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if (win.get_maximized())
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win.unmaximize(Meta.MaximizeFlags.BOTH);
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const monitorIndex = win.get_monitor();
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const workspace = this._workspaceManager.get_active_workspace();
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const workArea = workspace.get_work_area_for_monitor(
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monitorIndex
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);
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const frame = win.get_frame_rect();
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win.move_frame(
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true,
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workArea.x + Math.floor((workArea.width - frame.width) / 2),
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workArea.y +
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Math.floor((workArea.height - frame.height) / 2)
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);
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GLib.idle_add(GLib.PRIORITY_DEFAULT, () => {
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if (win.get_display()) {
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if (typeof win.set_keep_above === "function")
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win.set_keep_above(true);
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else if (typeof win.make_above === "function")
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win.make_above();
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}
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return GLib.SOURCE_REMOVE;
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});
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return GLib.SOURCE_REMOVE;
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}
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);
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this._centerTimeoutIds.push(timeoutId);
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}
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_onWindowMinimizedStateChanged() {
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this.queueTile();
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}
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_onWindowAdded(workspace, win) {
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if (this.windows.includes(win)) return;
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if (this._isException(win)) {
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this._centerWindow(win);
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return;
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}
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if (this._isTileable(win)) {
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if (this.settings.get_string("new-window-behavior") === "master") {
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this.windows.unshift(win);
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} else {
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this.windows.push(win);
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}
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const id = win.get_id();
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this._signalIds.set(`unmanaged-${id}`, {
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object: win,
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id: win.connect("unmanaged", () =>
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this._onWindowRemoved(null, win)
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),
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});
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this._signalIds.set(`size-changed-${id}`, {
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object: win,
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id: win.connect("size-changed", () => {
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if (!this.grabbedWindow) this.queueTile();
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}),
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});
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this._signalIds.set(`minimized-${id}`, {
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object: win,
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id: win.connect("notify::minimized", () =>
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this._onWindowMinimizedStateChanged()
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),
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});
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this.queueTile();
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}
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}
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_onWindowRemoved(workspace, win) {
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const index = this.windows.indexOf(win);
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if (index > -1) this.windows.splice(index, 1);
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["unmanaged", "size-changed", "minimized"].forEach((prefix) => {
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const key = `${prefix}-${win.get_id()}`;
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if (this._signalIds.has(key)) {
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const { object, id } = this._signalIds.get(key);
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try {
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object.disconnect(id);
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} catch (e) {}
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this._signalIds.delete(key);
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}
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});
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this.queueTile();
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}
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_onActiveWorkspaceChanged() {
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this._disconnectFromWorkspace();
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this._connectToWorkspace();
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}
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_connectToWorkspace() {
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const workspace = this._workspaceManager.get_active_workspace();
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workspace
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.list_windows()
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.forEach((win) => this._onWindowAdded(workspace, win));
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this._signalIds.set("window-added", {
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object: workspace,
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id: workspace.connect("window-added", (ws, win) =>
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this._onWindowAdded(ws, win)
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),
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});
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this._signalIds.set("window-removed", {
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object: workspace,
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id: workspace.connect("window-removed", (ws, win) =>
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this._onWindowRemoved(ws, win)
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),
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});
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this.queueTile();
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}
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_disconnectFromWorkspace() {
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this.windows.slice().forEach((win) => this._onWindowRemoved(null, win));
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["window-added", "window-removed"].forEach((key) => {
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if (this._signalIds.has(key)) {
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const { object, id } = this._signalIds.get(key);
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try {
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object.disconnect(id);
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} catch (e) {}
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this._signalIds.delete(key);
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}
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});
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}
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queueTile() {
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if (this._tileInProgress || this._tileTimeoutId) return;
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this._tileInProgress = true;
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this._tileTimeoutId = GLib.timeout_add(
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GLib.PRIORITY_DEFAULT,
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this._tilingDelay,
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() => {
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this._tileWindows();
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this._tileInProgress = false;
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this._tileTimeoutId = null;
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return GLib.SOURCE_REMOVE;
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}
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);
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}
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tileNow() {
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if (!this._tileInProgress) {
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this._tileWindows();
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}
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}
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_splitLayout(windows, area) {
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if (windows.length === 0) return;
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if (windows.length === 1) {
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windows[0].move_resize_frame(
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true,
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area.x,
|
||
area.y,
|
||
area.width,
|
||
area.height
|
||
);
|
||
return;
|
||
}
|
||
const gap = Math.floor(this._innerGap / 2);
|
||
const primaryWindows = [windows[0]];
|
||
const secondaryWindows = windows.slice(1);
|
||
let primaryArea, secondaryArea;
|
||
if (area.width > area.height) {
|
||
const primaryWidth = Math.floor(area.width / 2) - gap;
|
||
primaryArea = {
|
||
x: area.x,
|
||
y: area.y,
|
||
width: primaryWidth,
|
||
height: area.height,
|
||
};
|
||
secondaryArea = {
|
||
x: area.x + primaryWidth + this._innerGap,
|
||
y: area.y,
|
||
width: area.width - primaryWidth - this._innerGap,
|
||
height: area.height,
|
||
};
|
||
} else {
|
||
const primaryHeight = Math.floor(area.height / 2) - gap;
|
||
primaryArea = {
|
||
x: area.x,
|
||
y: area.y,
|
||
width: area.width,
|
||
height: primaryHeight,
|
||
};
|
||
secondaryArea = {
|
||
x: area.x,
|
||
y: area.y + primaryHeight + this._innerGap,
|
||
width: area.width,
|
||
height: area.height - primaryHeight - this._innerGap,
|
||
};
|
||
}
|
||
this._splitLayout(primaryWindows, primaryArea);
|
||
this._splitLayout(secondaryWindows, secondaryArea);
|
||
}
|
||
|
||
_tileWindows() {
|
||
const windowsToTile = this.windows.filter((win) => !win.minimized);
|
||
if (windowsToTile.length === 0) return;
|
||
|
||
const monitor = Main.layoutManager.primaryMonitor;
|
||
const workspace = this._workspaceManager.get_active_workspace();
|
||
const workArea = workspace.get_work_area_for_monitor(monitor.index);
|
||
|
||
const innerArea = {
|
||
x: workArea.x + this._outerGapHorizontal,
|
||
y: workArea.y + this._outerGapVertical,
|
||
width: workArea.width - 2 * this._outerGapHorizontal,
|
||
height: workArea.height - 2 * this._outerGapVertical,
|
||
};
|
||
windowsToTile.forEach((win) => {
|
||
if (win.get_maximized()) win.unmaximize(Meta.MaximizeFlags.BOTH);
|
||
});
|
||
if (windowsToTile.length === 1) {
|
||
windowsToTile[0].move_resize_frame(
|
||
true,
|
||
innerArea.x,
|
||
innerArea.y,
|
||
innerArea.width,
|
||
innerArea.height
|
||
);
|
||
return;
|
||
}
|
||
const gap = Math.floor(this._innerGap / 2);
|
||
const masterWidth = Math.floor(innerArea.width / 2) - gap;
|
||
const master = windowsToTile[0];
|
||
master.move_resize_frame(
|
||
true,
|
||
innerArea.x,
|
||
innerArea.y,
|
||
masterWidth,
|
||
innerArea.height
|
||
);
|
||
const stackArea = {
|
||
x: innerArea.x + masterWidth + this._innerGap,
|
||
y: innerArea.y,
|
||
width: innerArea.width - masterWidth - this._innerGap,
|
||
height: innerArea.height,
|
||
};
|
||
this._splitLayout(windowsToTile.slice(1), stackArea);
|
||
}
|
||
}
|
||
|
||
// ── EXTENSION‑WRAPPER ───────────────────────────────────
|
||
export default class InterimExtension extends Extension {
|
||
enable() {
|
||
this.tiler = new Tiler(this);
|
||
this.tiler.enable();
|
||
}
|
||
|
||
disable() {
|
||
if (this.tiler) {
|
||
this.tiler.disable();
|
||
this.tiler = null;
|
||
}
|
||
}
|
||
}
|