694 lines
23 KiB
JavaScript
694 lines
23 KiB
JavaScript
/////////////////////////////////////////////////////////////
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// Simple-Tiling – MODERN (for GNOME Shell 40+) //
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// © 2025 domoel – MIT //
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//////////////////////////////////////////////////////////
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// --- GLOBAL IMPORTS ---
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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 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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const SCHEMA_NAME = "org.gnome.shell.extensions.simple-tiling.domoel";
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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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// --- 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((key) =>
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this._wmSettings.set_value(key, new GLib.Variant("as", []))
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);
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}
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this._bindAllShortcuts();
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this._settingsChangedId = this._settings.connect("changed", () =>
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this._onSettingsChanged()
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);
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this._grabOpIds.push(
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global.display.connect(
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"grab-op-begin",
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(display, screen, window) => {
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if (this.tiler.windows.includes(window)) {
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this.tiler.grabbedWindow = window;
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}
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}
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)
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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((key) =>
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this._wmSettings.set_value(key, this._savedWmShortcuts[key])
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);
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}
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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, callback) {
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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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callback
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);
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}
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_bindAllShortcuts() {
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for (const [key, handler] of Object.entries(KEYBINDINGS)) {
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this._bind(key, () => handler(this));
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}
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}
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_unbindAllShortcuts() {
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for (const key in KEYBINDINGS) {
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global.display.remove_keybinding(key);
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}
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}
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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
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.get_schema_source()
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.lookup(WM_SCHEMA, true);
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if (!schema) return;
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const addKeyIfExists = (keys, key) => {
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if (schema.has_key(key)) keys.push(key);
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};
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const keys = [];
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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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addKeyIfExists(keys, "tile-left");
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addKeyIfExists(keys, "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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addKeyIfExists(keys, "maximize");
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addKeyIfExists(keys, "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(
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(key) =>
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(this._savedWmShortcuts[key] = this._wmSettings.get_value(
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key
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))
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);
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}
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}
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_focusInDirection(direction) {
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const sourceWindow = global.display.get_focus_window();
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if (!sourceWindow || !this.tiler.windows.includes(sourceWindow)) return;
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const targetWindow = this._findTargetInDirection(
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sourceWindow,
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direction
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);
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if (targetWindow) {
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targetWindow.activate(global.get_current_time());
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}
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}
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_swapWithMaster() {
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const windows = this.tiler.windows;
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if (windows.length < 2) return;
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const focusedWindow = global.display.get_focus_window();
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if (!focusedWindow || !windows.includes(focusedWindow)) return;
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const focusedIndex = windows.indexOf(focusedWindow);
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if (focusedIndex > 0) {
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[windows[0], windows[focusedIndex]] = [
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windows[focusedIndex],
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windows[0],
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];
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} else if (focusedIndex === 0) {
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[windows[0], windows[1]] = [windows[1], windows[0]];
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}
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this.tiler.tileNow();
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if (windows.length > 0) windows[0].activate(global.get_current_time());
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}
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_swapInDirection(direction) {
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const sourceWindow = global.display.get_focus_window();
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if (!sourceWindow || !this.tiler.windows.includes(sourceWindow)) return;
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let targetWindow = null;
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const sourceIndex = this.tiler.windows.indexOf(sourceWindow);
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if (
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sourceIndex === 0 &&
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direction === "right" &&
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this.tiler.windows.length > 1
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) {
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targetWindow = this.tiler.windows[1];
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} else {
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targetWindow = this._findTargetInDirection(sourceWindow, direction);
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}
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if (!targetWindow) return;
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const targetIndex = this.tiler.windows.indexOf(targetWindow);
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[this.tiler.windows[sourceIndex], this.tiler.windows[targetIndex]] = [
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this.tiler.windows[targetIndex],
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this.tiler.windows[sourceIndex],
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];
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this.tiler.tileNow();
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sourceWindow.activate(global.get_current_time());
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}
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_findTargetInDirection(source, direction) {
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const sourceRect = source.get_frame_rect();
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let candidates = [];
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for (const win of this.tiler.windows) {
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if (win === source) continue;
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const targetRect = win.get_frame_rect();
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switch (direction) {
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case "left":
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if (targetRect.x < sourceRect.x) candidates.push(win);
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break;
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case "right":
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if (targetRect.x > sourceRect.x) candidates.push(win);
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break;
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case "up":
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if (targetRect.y < sourceRect.y) candidates.push(win);
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break;
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case "down":
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if (targetRect.y > sourceRect.y) candidates.push(win);
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break;
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}
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}
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if (candidates.length === 0) return null;
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let bestTarget = null;
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let minDeviation = Infinity;
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for (const win of candidates) {
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const targetRect = win.get_frame_rect();
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let deviation;
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if (direction === "left" || direction === "right") {
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deviation = Math.abs(sourceRect.y - targetRect.y);
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} else {
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deviation = Math.abs(sourceRect.x - targetRect.x);
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}
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if (deviation < minDeviation) {
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minDeviation = deviation;
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bestTarget = win;
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}
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}
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return bestTarget;
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}
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_onGrabEnd() {
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const grabbedWindow = this.tiler.grabbedWindow;
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if (!grabbedWindow) return;
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const targetWindow = this._findTargetUnderPointer(grabbedWindow);
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if (targetWindow) {
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const sourceIndex = this.tiler.windows.indexOf(grabbedWindow);
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const targetIndex = this.tiler.windows.indexOf(targetWindow);
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[
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this.tiler.windows[sourceIndex],
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this.tiler.windows[targetIndex],
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] = [
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this.tiler.windows[targetIndex],
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this.tiler.windows[sourceIndex],
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];
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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(excludeWindow) {
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let [pointerX, pointerY] = global.get_pointer();
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let windows = global
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.get_window_actors()
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.map((actor) => actor.meta_window)
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.filter((win) => {
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if (
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!win ||
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win === excludeWindow ||
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!this.tiler.windows.includes(win)
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)
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return false;
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let frame = win.get_frame_rect();
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return (
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pointerX >= frame.x &&
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pointerX < frame.x + frame.width &&
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pointerY >= frame.y &&
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pointerY < frame.y + frame.height
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);
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});
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if (windows.length > 0) {
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return windows[windows.length - 1];
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}
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let bestTarget = null;
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let maxOverlap = 0;
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const sourceFrame = excludeWindow.get_frame_rect();
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for (const win of this.tiler.windows) {
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if (win === excludeWindow) continue;
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const targetFrame = win.get_frame_rect();
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const overlapX = Math.max(
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0,
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Math.min(
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sourceFrame.x + sourceFrame.width,
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targetFrame.x + targetFrame.width
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) - Math.max(sourceFrame.x, targetFrame.x)
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);
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const overlapY = Math.max(
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0,
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Math.min(
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sourceFrame.y + sourceFrame.height,
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targetFrame.y + targetFrame.height
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) - Math.max(sourceFrame.y, targetFrame.y)
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);
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const overlapArea = overlapX * overlapY;
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if (overlapArea > maxOverlap) {
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maxOverlap = overlapArea;
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bestTarget = win;
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}
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}
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return bestTarget;
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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(
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"outer-gap-horizontal"
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);
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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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});
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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", () =>
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this._onSettingsChanged()
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),
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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 [, signal] of this._signalIds) {
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try {
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signal.object.disconnect(signal.id);
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} catch (e) {}
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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(
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"outer-gap-horizontal"
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);
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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(
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this._extension.path + "/exceptions.txt"
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);
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if (!file.query_exists(null)) {
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this._exceptions = [];
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return;
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}
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const [ok, data] = file.load_contents(null);
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if (ok) {
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this._exceptions = GLib.locale_from_utf8(data)
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.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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} else {
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this._exceptions = [];
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}
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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", {
|
||
object: workspace,
|
||
id: workspace.connect("window-added", (ws, win) =>
|
||
this._onWindowAdded(ws, win)
|
||
),
|
||
});
|
||
this._signalIds.set("window-removed", {
|
||
object: workspace,
|
||
id: workspace.connect("window-removed", (ws, win) =>
|
||
this._onWindowRemoved(ws, win)
|
||
),
|
||
});
|
||
this.queueTile();
|
||
}
|
||
|
||
_disconnectFromWorkspace() {
|
||
this.windows.slice().forEach((win) => this._onWindowRemoved(null, win));
|
||
["window-added", "window-removed"].forEach((key) => {
|
||
if (this._signalIds.has(key)) {
|
||
const { object, id } = this._signalIds.get(key);
|
||
try {
|
||
object.disconnect(id);
|
||
} catch (e) {}
|
||
this._signalIds.delete(key);
|
||
}
|
||
});
|
||
}
|
||
|
||
queueTile() {
|
||
if (this._tileInProgress || this._tileTimeoutId) return;
|
||
this._tileInProgress = true;
|
||
this._tileTimeoutId = GLib.timeout_add(
|
||
GLib.PRIORITY_DEFAULT,
|
||
this._tilingDelay,
|
||
() => {
|
||
this._tileWindows();
|
||
this._tileInProgress = false;
|
||
this._tileTimeoutId = null;
|
||
return GLib.SOURCE_REMOVE;
|
||
}
|
||
);
|
||
}
|
||
|
||
tileNow() {
|
||
if (!this._tileInProgress) {
|
||
this._tileWindows();
|
||
}
|
||
}
|
||
|
||
_splitLayout(windows, area) {
|
||
if (windows.length === 0) return;
|
||
if (windows.length === 1) {
|
||
windows[0].move_resize_frame(
|
||
true,
|
||
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);
|
||
}
|
||
}
|
||
|
||
// --- MODERN EXTENSION WRAPPER ---
|
||
export default class ModernExtension extends Extension {
|
||
enable() {
|
||
this.tiler = new Tiler(this);
|
||
this.tiler.enable();
|
||
}
|
||
|
||
disable() {
|
||
if (this.tiler) {
|
||
this.tiler.disable();
|
||
this.tiler = null;
|
||
}
|
||
}
|
||
}
|