Method getTextField

packages/fairygui/src/widgets/GButton.ts:322–329

* Get text field from title object * 从标题对象获取文本字段

()

     * 从标题对象获取文本字段
     */
    public getTextField(): GTextField | null {
        if (this._titleObject instanceof GTextField) {
            return this._titleObject;
        } else if (this._titleObject instanceof GButton) {
            return this._titleObject.getTextField();
        }
        return null;
    }

    /**
     * Fire a click event programmatically