Method setBlurBackground

src/layout/main.ts:98–123

(blur: boolean)

        );
    }
    setBlurBackground(blur: boolean) {
        const themeContext = St.ThemeContext.get_for_stage(global.stage);
        if ((this.blurEffect && blur) || (!this.blurEffect && !blur)) {
            return;
        } else if (this.blurEffect && !blur) {
            this._scaleChangedId?.disconnect();
            this.backgroundGroup.remove_effect(this.blurEffect);
            delete this.blurEffect;
            return;
        }

        const effect = (this.blurEffect = new Shell.BlurEffect({
            brightness: 0.55,
            sigma: 60 * themeContext.scale_factor,
        }));

        this._scaleChangedId = SignalHandle.connect(
            themeContext,
            'notify::scale-factor',
            () => {
                effect.sigma = 60 * themeContext.scale_factor;
            }
        );

        this.backgroundGroup.add_effect(this.blurEffect);
    }

    registerToSignals() {
        this.signals.push({