findMiniProgram() {
try {

        const maxRetry = 10;
        let retry = 0;
        let miniArr = null;
        let machineArr = null;

        while (retry < maxRetry) {
            auto.setWindowFilter(function (window) {
                return window.title == '微信';
            });
            miniArr = className('android.widget.TextView').id('bit').text('小程序').find();
            if (miniArr && miniArr.length > 0) {
                let target = miniArr[miniArr.length - 1];
                return {
                    x: target.bounds().centerX(),
                    y: target.bounds().centerY()
                };
            }

            auto.setWindowFilter(function (window) {
                return window.title == '收藏';
            });
            machineArr = className('android.widget.TextView').id('dwp').depth(16).text('泡泡抽盒机').find();
            if (machineArr && machineArr.length > 0) {
                let target = machineArr[0];
                return {
                    x: target.bounds().centerX(),
                    y: target.bounds().centerY()
                };
            }

            retry++;
            sleep(300);
        }

        return null;
    } catch (e) {
        console.error("查找小程序异常:", e);
        return null;
    }
}这段代码是否是分屏指定查找对应屏幕？