Android使用WheelView自定义时间选择器弹窗

上图：

代码：

public class DateDialog extends Dialog {    private WheelView wv_year;    private WheelView wv_month;    private WheelView wv_day;    private WheelView wv_hour;    private WheelView wv_minute;    private TextView tv_dialog_cancel;    private TextView tv_dialog_ok;    private List listYear = new ArrayList<>();    private List listMonth = new ArrayList<>();    private List listDay = new ArrayList<>();    private List listHour = new ArrayList<>();    private List listMinute = new ArrayList<>();    private Context mContext;    private int currentYear; //系统当前时间    private int currentMonth;    private int currentDay;    private int currentHour;    private int currentMinute;    private int selectYear = 0;    private int selectMonth = 0;    public DateDialog(@NonNull Context context) {        super(context, R.style.DocOptionDialogStyle);        this.mContext = context;        View view = LayoutInflater.from(context).inflate(R.layout.dialog_date_layout, null);        setContentView(view);        initData();        initView(view);    }    private void initData() {        initCurrentDate();        initYear();        initMonth();        initDay();        initHour();        initMinute();    }    /**     * 初始化系统当前时间     */    private void initCurrentDate() {        Calendar calendar = Calendar.getInstance();        calendar.setTimeZone(TimeZone.getTimeZone("GMT+8:00"));        currentYear = calendar.get(Calendar.YEAR);        currentMonth = calendar.get(Calendar.MONTH);        currentDay = calendar.get(Calendar.DAY_OF_MONTH);        currentHour = calendar.get(Calendar.HOUR_OF_DAY);        currentMinute = calendar.get(Calendar.MINUTE);    }    /**     * 集合添加年     */    private void initYear() {        for (int i = currentYear; i <= currentYear + 1; i++) {            listYear.add(i + "年");        }    }    /**     * 集合添加月     */    private void initMonth() {        for (int i = 1; i <= 12; i++) {            listMonth.add(String.format("%02d", i) + "月");        }    }    /**     * 集合添加天数     */    private void initDay() {        //判断一个月有多少天        int hasDay = getDay(currentYear, (currentMonth+1));        for (int i = 1; i <= hasDay; i++) {            listDay.add(String.format("%02d", i) + "日");        }    }    /**     * 集合添加小时     */    private void initHour() {        for (int i = 0; i <= 24; i++) {            listHour.add(String.format("%02d", i) + "点");        }    }    /**     * 集合添加分钟     */    private void initMinute() {        for (int i = 0; i <= 60; i++) {            listMinute.add(String.format("%02d", i) + "分");        }    }       private void initView(View view) {        tv_dialog_cancel = view.findViewById(R.id.tv_dialog_cancel);        tv_dialog_ok = view.findViewById(R.id.tv_dialog_ok);        wv_year = view.findViewById(R.id.wv_year);        wv_month = view.findViewById(R.id.wv_month);        wv_day = view.findViewById(R.id.wv_day);        wv_hour = view.findViewById(R.id.wv_hour);        wv_minute = view.findViewById(R.id.wv_minute);        //取消弹窗        tv_dialog_cancel.setOnClickListener(new View.OnClickListener() {            @Override            public void onClick(View v) {                dismiss();            }        });        //设置在屏幕中的位置        Window window = getWindow();        window.setGravity(Gravity.CENTER); //居中        DisplayMetrics displayMetrics = mContext.getResources().getDisplayMetrics();        window.setLayout((int) (displayMetrics.widthPixels * 0.9), WindowManager.LayoutParams.WRAP_CONTENT);        //设置年数据        wv_year.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本数据源        wv_year.setSkin(WheelView.Skin.Holo); // common皮肤        wv_year.setWheelData(listYear);        wv_year.setSelection(0);        wv_year.setVisibility(View.VISIBLE); //解决数据加载延迟        wv_year.setOnWheelItemSelectedListener(new WheelView.OnWheelItemSelectedListener() {            @Override            public void onItemSelected(int position, Object o) {                updateDay();            }        });        //月        wv_month.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本数据源        wv_month.setSkin(WheelView.Skin.Holo); // common皮肤        wv_month.setWheelData(listMonth);        wv_month.setSelection(currentMonth);        wv_month.setVisibility(View.VISIBLE);        wv_month.setOnWheelItemSelectedListener(new WheelView.OnWheelItemSelectedListener() {            @Override            public void onItemSelected(int position, Object o) {                updateDay();            }        });        //日        wv_day.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本数据源        wv_day.setSkin(WheelView.Skin.Holo); // common皮肤        wv_day.setWheelData(listDay);        wv_day.setSelection(currentDay - 1);        wv_day.setVisibility(View.VISIBLE);        //时        wv_hour.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本数据源        wv_hour.setSkin(WheelView.Skin.Holo); // common皮肤        wv_hour.setLoop(true);        wv_hour.setWheelData(listHour);        wv_hour.setSelection(currentHour);        wv_hour.setVisibility(View.VISIBLE);        //分        wv_minute.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本数据源        wv_minute.setSkin(WheelView.Skin.Holo); // common皮肤        wv_minute.setLoop(true);        wv_minute.setWheelData(listMinute);        wv_minute.setSelection(currentMinute);        wv_minute.setVisibility(View.VISIBLE);    }    /**     * 用户滑动时更新每个月的天数     */    private void updateDay() {        //获取当前滑动的位置        selectYear = Integer.parseInt(wv_year.getSelectionItem().toString().replace("年", ""));        selectMonth = Integer.parseInt(wv_month.getSelectionItem().toString().replace("月", ""));        //判断一个月有多少天        int hasDay = getDay(selectYear, selectMonth);        listDay.clear();        for (int i = 1; i <= hasDay; i++) {            listDay.add(String.format("%02d", i) + "日");        }        wv_day.setWheelData(listDay);    }    /**     * 根据是否闰年和月份判断本月的天数     *     * @param year     * @param month     * @return     */    private int getDay(int year, int month) {        int day = 30;        boolean flag = false;        switch (year % 4) {            case 0:                flag = true;                break;            default:                flag = false;                break;        }        switch (month) {            case 1:            case 3:            case 5:            case 7:            case 8:            case 10:            case 12:                day = 31;                break;            case 2:                day = flag ? 29 : 28;                break;            default:                day = 30;                break;        }        return day;    }    /**     * 确定按钮监听     *     * @param listener     */    public void onClickOkBtnLisitener(View.OnClickListener listener) {        tv_dialog_ok.setOnClickListener(listener);    }    /**     * 获取时间     * @return     */    public String getDate(){        String year = wv_year.getSelectionItem().toString().replace("年","");        String month = wv_month.getSelectionItem().toString().replace("月","");        String day = wv_day.getSelectionItem().toString().replace("日","");        String hour = wv_hour.getSelectionItem().toString().replace("点","");        String minute = wv_minute.getSelectionItem().toString().replace("分","");        return year+"-"+month+"-"+day+" "+hour+":"+minute;    }    /**     * 根据时间戳验证用户选择时间是否合理     * @return     */    public boolean isValid(){        long time = Long.parseLong(TimeUtil.createTimestamp(getDate()));        if (TimeUtil.getUnixStamp()>time){            return false;        }        return true;    }}

xml布局：

<?xml version="1.0" encoding="utf-8"?>

结合开源库使用：https://github.com/venshine/WheelView

更多相关文章

随机推荐