Method activate

src/widget/appPlaceholder.ts:161–170

(button = 0)

    }

    activate(button = 0) {
        if (this.waitForReset) return;
        this.waitForReset = true;
        this.clickableContainer.reactive = false;
        this._spinner = new Animation.Spinner(16);
        this.spinnerContainer.add_child(this._spinner);
        this._spinner.play();
        this.spinnerContainer.set_opacity(255);
        this.emit('activated', button);
    }

    reset() {
        this.clickableContainer.reactive = true;