add initial code base.

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2025-07-23 16:35:00 +02:00
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commit 4be298aa9f
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// Simple-Tiling GNOME Shell 3.38 (X11) - Version 1.0
// Features: Fibonacci-Stack-Layout (50/50) · Tiling-Lock · Drag- & Keyboard-Swap
// Pop-ups: zentriert + Always-on-Top + Exception-List
// © 2025 domoel MIT
// Global Imports
const Main = imports.ui.main;
const Meta = imports.gi.Meta;
const Shell = imports.gi.Shell;
const Mainloop = imports.mainloop;
const Gio = imports.gi.Gio;
const GLib = imports.gi.GLib;
const ExtensionUtils = imports.misc.extensionUtils;
const ByteArray = imports.byteArray;
const Me = ExtensionUtils.getCurrentExtension();
const SCHEMA_NAME = 'org.gnome.shell.extensions.simple-tiling.domoel';
const WM_SCHEMA = 'org.gnome.desktop.wm.keybindings';
// InteractionHandler
// Verwaltung aller Nutzerinteraktionen (Maus & Tastatur)
class InteractionHandler {
constructor(tiler) {
this.tiler = tiler;
this._settings = ExtensionUtils.getSettings(SCHEMA_NAME);
this._wmSettings = new Gio.Settings({ schema: WM_SCHEMA });
this._wmKeysToDisable = [];
this._savedWmShortcuts = {};
this._grabOpIds = [];
this._settingsChangedId = null;
this._onSettingsChanged = this._onSettingsChanged.bind(this);
this._prepareWmShortcuts();
}
enable() {
if (this._wmKeysToDisable.length) {
this._wmKeysToDisable.forEach(key => this._wmSettings.set_value(key, new GLib.Variant('as', [])));
}
this._bindAllShortcuts();
this._settingsChangedId = this._settings.connect('changed', this._onSettingsChanged);
this._grabOpIds.push(global.display.connect('grab-op-begin', (display, screen, window) => {
if (this.tiler.windows.includes(window)) { this.tiler.grabbedWindow = window; }
}));
this._grabOpIds.push(global.display.connect('grab-op-end', this._onGrabEnd.bind(this)));
}
disable() {
if (this._wmKeysToDisable.length) {
this._wmKeysToDisable.forEach(key => this._wmSettings.set_value(key, this._savedWmShortcuts[key]));
}
this._unbindAllShortcuts();
if (this._settingsChangedId) {
this._settings.disconnect(this._settingsChangedId);
this._settingsChangedId = null;
}
this._grabOpIds.forEach(id => global.display.disconnect(id));
}
_bind(key, callback) {
Main.wm.addKeybinding(key, this._settings, Meta.KeyBindingFlags.NONE, Shell.ActionMode.NORMAL, callback.bind(this));
}
_bindAllShortcuts() {
this._bind('swap-master-window', this._swapWithMaster);
this._bind('swap-left-window', () => this._swapInDirection('left'));
this._bind('swap-right-window', () => this._swapInDirection('right'));
this._bind('swap-up-window', () => this._swapInDirection('up'));
this._bind('swap-down-window', () => this._swapInDirection('down'));
}
_unbindAllShortcuts() {
['swap-master-window', 'swap-left-window', 'swap-right-window', 'swap-up-window', 'swap-down-window']
.forEach(key => Main.wm.removeKeybinding(key));
}
_onSettingsChanged() {
this._unbindAllShortcuts();
this._bindAllShortcuts();
}
_prepareWmShortcuts() {
const schema = this._wmSettings.settings_schema;
const keys = [];
if (schema.has_key('toggle-tiled-left')) keys.push('toggle-tiled-left', 'toggle-tiled-right');
else if (schema.has_key('tile-left')) keys.push('tile-left', 'tile-right');
if (schema.has_key('toggle-maximized')) keys.push('toggle-maximized');
else {
if (schema.has_key('maximize')) keys.push('maximize');
if (schema.has_key('unmaximize')) keys.push('unmaximize');
}
if (keys.length) {
this._wmKeysToDisable = keys;
keys.forEach(key => this._savedWmShortcuts[key] = this.tiler.wmSettings.get_value(key));
}
}
_swapWithMaster() {
const windows = this.tiler.windows;
if (windows.length < 2) return;
const focusedWindow = global.display.get_focus_window();
if (!focusedWindow || !windows.includes(focusedWindow)) return;
const focusedIndex = windows.indexOf(focusedWindow);
if (focusedIndex > 0) {
[windows[0], windows[focusedIndex]] = [windows[focusedIndex], windows[0]];
} else if (focusedIndex === 0) {
[windows[0], windows[1]] = [windows[1], windows[0]];
}
this.tiler.tileNow();
if (windows.length > 0) windows[0].activate(global.get_current_time());
}
_swapInDirection(direction) {
const sourceWindow = global.display.get_focus_window();
if (!sourceWindow || !this.tiler.windows.includes(sourceWindow)) return;
let targetWindow = null;
const sourceIndex = this.tiler.windows.indexOf(sourceWindow);
if (sourceIndex === 0 && direction === 'right' && this.tiler.windows.length > 1) {
targetWindow = this.tiler.windows[1];
} else {
targetWindow = this._findTargetInDirection(sourceWindow, direction);
}
if (!targetWindow) return;
const targetIndex = this.tiler.windows.indexOf(targetWindow);
[this.tiler.windows[sourceIndex], this.tiler.windows[targetIndex]] = [this.tiler.windows[targetIndex], this.tiler.windows[sourceIndex]];
this.tiler.tileNow();
sourceWindow.activate(global.get_current_time());
}
_findTargetInDirection(source, direction) {
const sourceRect = source.get_frame_rect();
let candidates = [];
for (const win of this.tiler.windows) {
if (win === source) continue;
const targetRect = win.get_frame_rect();
switch (direction) {
case 'left': if (targetRect.x < sourceRect.x) candidates.push(win); break;
case 'right': if (targetRect.x > sourceRect.x) candidates.push(win); break;
case 'up': if (targetRect.y < sourceRect.y) candidates.push(win); break;
case 'down': if (targetRect.y > sourceRect.y) candidates.push(win); break;
}
}
if (candidates.length === 0) return null;
let bestTarget = null;
let minDeviation = Infinity;
for (const win of candidates) {
const targetRect = win.get_frame_rect();
let deviation;
if (direction === 'left' || direction === 'right') {
deviation = Math.abs(sourceRect.y - targetRect.y);
} else {
deviation = Math.abs(sourceRect.x - targetRect.x);
}
if (deviation < minDeviation) {
minDeviation = deviation;
bestTarget = win;
}
}
return bestTarget;
}
_onGrabEnd() {
const grabbedWindow = this.tiler.grabbedWindow;
if (!grabbedWindow) return;
const targetWindow = this._findTargetUnderPointer(grabbedWindow);
if (targetWindow) {
const sourceIndex = this.tiler.windows.indexOf(grabbedWindow);
const targetIndex = this.tiler.windows.indexOf(targetWindow);
[this.tiler.windows[sourceIndex], this.tiler.windows[targetIndex]] = [this.tiler.windows[targetIndex], this.tiler.windows[sourceIndex]];
}
this.tiler.queueTile();
this.tiler.grabbedWindow = null;
}
_findTargetUnderPointer(excludeWindow) {
let [pointerX, pointerY] = global.get_pointer();
let windows = global.get_window_actors().map(actor => actor.meta_window).filter(win => {
if (!win || win === excludeWindow || !this.tiler.windows.includes(win)) return false;
let frame = win.get_frame_rect();
return pointerX >= frame.x && pointerX < frame.x + frame.width &&
pointerY >= frame.y && pointerY < frame.y + frame.height;
});
if (windows.length > 0) { return windows[windows.length - 1]; }
let bestTarget = null;
let maxOverlap = 0;
const sourceFrame = excludeWindow.get_frame_rect();
for (const win of this.tiler.windows) {
if (win === excludeWindow) continue;
const targetFrame = win.get_frame_rect();
const overlapX = Math.max(0, Math.min(sourceFrame.x + sourceFrame.width, targetFrame.x + targetFrame.width) - Math.max(sourceFrame.x, targetFrame.x));
const overlapY = Math.max(0, Math.min(sourceFrame.y + sourceFrame.height, targetFrame.y + targetFrame.height) - Math.max(sourceFrame.y, targetFrame.y));
const overlapArea = overlapX * overlapY;
if (overlapArea > maxOverlap) {
maxOverlap = overlapArea;
bestTarget = win;
}
}
return bestTarget;
}
}
// Tiler
// Die Hauptklasse für die Tiling-Logik.
class Tiler {
constructor() {
this.windows = [];
this.grabbedWindow = null;
this.wmSettings = new Gio.Settings({ schema: WM_SCHEMA });
this._signalIds = new Map();
this._tileInProgress = false;
// Layout-Konfiguration
this._innerGap = 10;
this._outerGapVertical = 5;
this._outerGapHorizontal = 10;
// Delay-Zeiten für das Tiling und Exception Windows
this._tilingDelay = 20;
this._centeringDelay = 5;
this._exceptions = [];
this._interactionHandler = new InteractionHandler(this);
this._onWindowAdded = this._onWindowAdded.bind(this);
this._onWindowRemoved = this._onWindowRemoved.bind(this);
this._onActiveWorkspaceChanged = this._onActiveWorkspaceChanged.bind(this);
this._onWindowMinimizedStateChanged = this._onWindowMinimizedStateChanged.bind(this);
}
enable() {
this._loadExceptions();
const workspaceManager = global.workspace_manager;
this._signalIds.set('workspace-changed', { object: workspaceManager, id: workspaceManager.connect('active-workspace-changed', this._onActiveWorkspaceChanged) });
this._connectToWorkspace();
this._interactionHandler.enable();
}
disable() {
this._interactionHandler.disable();
this._disconnectFromWorkspace();
for (const [, signal] of this._signalIds) {
try { signal.object.disconnect(signal.id); } catch(e) {}
}
this._signalIds.clear();
this.windows = [];
}
_loadExceptions() {
const file = Gio.file_new_for_path(Me.path + '/exceptions.txt');
if (!file.query_exists(null)) { this._exceptions = []; return; }
const [ok, data] = file.load_contents(null);
this._exceptions = ok ? ByteArray.toString(data).split('\n')
.map(l => l.trim()).filter(l => l && !l.startsWith('#'))
.map(l => l.toLowerCase()) : [];
}
_isException(win) {
return !!win && this._exceptions.includes((win.get_wm_class() || '').toLowerCase());
}
_isTileable(win) {
return win && !win.minimized && !this._isException(win) && win.get_window_type() === Meta.WindowType.NORMAL;
}
_centerWindow(win) {
Mainloop.timeout_add(this._centeringDelay, () => {
if (!win || !win.get_display()) return GLib.SOURCE_REMOVE;
if (win.get_maximized()) { win.unmaximize(Meta.MaximizeFlags.BOTH); }
const monitorIndex = win.get_monitor();
const workArea = Main.layoutManager.getWorkAreaForMonitor(monitorIndex);
const frame = win.get_frame_rect();
win.move_frame(true,
workArea.x + Math.floor((workArea.width - frame.width) / 2),
workArea.y + Math.floor((workArea.height - frame.height) / 2));
Mainloop.idle_add(() => {
if (win.get_display()) {
if (typeof win.set_keep_above === 'function') win.set_keep_above(true);
else if (typeof win.make_above === 'function') win.make_above();
}
return GLib.SOURCE_REMOVE;
});
return GLib.SOURCE_REMOVE;
});
}
_onWindowMinimizedStateChanged() {
this.queueTile();
}
_onWindowAdded(workspace, win) {
if (this.windows.includes(win)) return;
if (this._isException(win)) {
this._centerWindow(win);
return;
}
if (this._isTileable(win)) {
this.windows.push(win);
const id = win.get_id();
this._signalIds.set(`unmanaged-${id}`, { object: win, id: win.connect('unmanaged', () => this._onWindowRemoved(null, win)) });
this._signalIds.set(`size-changed-${id}`, { object: win, id: win.connect('size-changed', () => { if (!this.grabbedWindow) this.queueTile(); }) });
this._signalIds.set(`minimized-${id}`, { object: win, id: win.connect('notify::minimized', this._onWindowMinimizedStateChanged) });
this.queueTile();
}
}
_onWindowRemoved(workspace, win) {
const index = this.windows.indexOf(win);
if (index > -1) {
this.windows.splice(index, 1);
}
['unmanaged', 'size-changed', 'minimized'].forEach(prefix => {
const key = `${prefix}-${win.get_id()}`;
if (this._signalIds.has(key)) {
const { object, id } = this._signalIds.get(key);
try { object.disconnect(id); } catch(e) {}
this._signalIds.delete(key);
}
});
this.queueTile();
}
_onActiveWorkspaceChanged() {
this._disconnectFromWorkspace();
this._connectToWorkspace();
}
_connectToWorkspace() {
const workspace = global.workspace_manager.get_active_workspace();
workspace.list_windows().forEach(win => this._onWindowAdded(workspace, win));
this._signalIds.set('window-added', { object: workspace, id: workspace.connect('window-added', this._onWindowAdded) });
this._signalIds.set('window-removed', { object: workspace, id: workspace.connect('window-removed', this._onWindowRemoved) });
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) return;
this._tileInProgress = true;
Mainloop.timeout_add(this._tilingDelay, () => {
this._tileWindows();
this._tileInProgress = false;
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 workArea = Main.layoutManager.getWorkAreaForMonitor(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
class SimpleTilingExtension {
constructor() {
this.tiler = null;
}
enable() {
this.tiler = new Tiler();
this.tiler.enable();
}
disable() {
if (this.tiler) {
this.tiler.disable();
this.tiler = null;
}
}
}
function init() {
return new SimpleTilingExtension();
}