Function enable

tiling.js:98–205

(extension)

let workspaceSettings;
export let inGrab;
export function enable(extension) {
    inGrab = false;

    displayConfig = new Utils.DisplayConfig();
    saveState = saveState ?? new SaveState();

    gsettings = extension.getSettings();
    backgroundSettings = new Gio.Settings({
        schema_id: 'org.gnome.desktop.background',
    });
    interfaceSettings = new Gio.Settings({
        schema_id: "org.gnome.desktop.interface",
    });

    signals = new Utils.Signals();
    grabSignals = new Utils.Signals();

    workspaceChangeTimeouts = []; // init array to hold timeouts

    // setup actions on gap changes
    let marginsGapChanged = () => {
        Utils.timeout_remove(timerId);
        timerId = GLib.timeout_add(GLib.PRIORITY_DEFAULT, 500, () => {
            spaces.mru().forEach(space => {
                space.layout(true, {
                    callback: () => {
                        const selected = spaces.activeSpace?.selectedWindow;
                        allocateClone(selected);
                    },
                });
            });
            timerId = null;
            return false; // on return false destroys timeout
        });
    };
    gsettings.connect('changed::vertical-margin', marginsGapChanged);
    gsettings.connect('changed::vertical-margin-bottom', marginsGapChanged);
    gsettings.connect('changed::window-gap', marginsGapChanged);
    const changedBorder = () => {
        spaces.forEach(s => {
            Settings.prefs.selection_border_size <= 0 ? s.hideSelection() : s.showSelection();
            if (s.selectedWindow) {
                allocateClone(s.selectedWindow);
            }
        });
    };
    gsettings.connect('changed::selection-border-size', changedBorder);
    gsettings.connect('changed::selection-border-radius-top', changedBorder);
    gsettings.connect('changed::selection-border-radius-bottom', changedBorder);

    backgroundGroup = Main.layoutManager._backgroundGroup;

    workspaceSettings = new WorkspaceSettings(extension);
    spaces = new Spaces();
    let initWorkspaces = () => {
        try {
            spaces.init();
        } catch (e) {