Method constructor

src/layout/main.ts:393–428

(
        layout: MsMain,
        monitor: Main.Monitor,
        bgGroup: Meta.BackgroundGroup,
        params?: Partial<St.Widget.ConstructorProperties>
    )

    monitor!: Main.Monitor;
    layout: MsMain;
    constructor(
        layout: MsMain,
        monitor: Main.Monitor,
        bgGroup: Meta.BackgroundGroup,
        params?: Partial<St.Widget.ConstructorProperties>
    ) {
        super(params);
        this.layout = layout;
        this.bgGroup = bgGroup;

        this.horizontalPanelSpacer = new St.Widget({
            style_class: 'HorizontalSpacer',
        });
        this.setMonitor(monitor);

        this.add_child(this.horizontalPanelSpacer);
        const panelSizeSignal = Me.msThemeManager.connect(
            'panel-size-changed',
            () => {
                this.updateSpacer();
            }
        );
        const horizontalPanelPositionSignal = Me.msThemeManager.connect(
            'horizontal-panel-position-changed',
            () => {
                this.updateSpacer();
            }
        );
        this.connect('destroy', () => {
            Me.msThemeManager.disconnect(panelSizeSignal);
            Me.msThemeManager.disconnect(horizontalPanelPositionSignal);
            if (this.bgManager) {
                this.bgManager.destroy();
            }
        });
    }

    refreshFullscreen() {
        this.setFullscreen(