android 弹窗时间,Android使用WheelView自定义时间选择器弹窗
listHour = new ArrayList<>();
private ListlistMinute = new ArrayList<>();
private Context mContext;
private int currentYear; //系統當前時間
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();
}
/**
* 初始化系統當前時間
*/
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");
}
}
/**
* 集合添加天數
*/
private void initDay() {
//判斷一個月有多少天
int hasDay = getDay(currentYear, (currentMonth+1));
for (int i = 1; i <= hasDay; i++) {
listDay.add(String.format("%02d", i) + "日");
}
}
/**
* 集合添加小時
*/
private void initHour() {
for (int i = 0; i <= 24; i++) {
listHour.add(String.format("%02d", i) + "點");
}
}
/**
* 集合添加分鐘
*/
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);
//取消彈窗
tv_dialog_cancel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
dismiss();
}
});
//設置在屏幕中的位置
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);
//設置年數據
wv_year.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本數據源
wv_year.setSkin(WheelView.Skin.Holo); // common皮膚
wv_year.setWheelData(listYear);
wv_year.setSelection(0);
wv_year.setVisibility(View.VISIBLE); //解決數據加載延遲
wv_year.setOnWheelItemSelectedListener(new WheelView.OnWheelItemSelectedListener() {
@Override
public void onItemSelected(int position, Object o) {
updateDay();
}
});
//月
wv_month.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本數據源
wv_month.setSkin(WheelView.Skin.Holo); // common皮膚
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)); // 文本數據源
wv_day.setSkin(WheelView.Skin.Holo); // common皮膚
wv_day.setWheelData(listDay);
wv_day.setSelection(currentDay - 1);
wv_day.setVisibility(View.VISIBLE);
//時
wv_hour.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本數據源
wv_hour.setSkin(WheelView.Skin.Holo); // common皮膚
wv_hour.setLoop(true);
wv_hour.setWheelData(listHour);
wv_hour.setSelection(currentHour);
wv_hour.setVisibility(View.VISIBLE);
//分
wv_minute.setWheelAdapter(new ArrayWheelAdapter(mContext)); // 文本數據源
wv_minute.setSkin(WheelView.Skin.Holo); // common皮膚
wv_minute.setLoop(true);
wv_minute.setWheelData(listMinute);
wv_minute.setSelection(currentMinute);
wv_minute.setVisibility(View.VISIBLE);
}
/**
* 用戶滑動時更新每個月的天數
*/
private void updateDay() {
//獲取當前滑動的位置
selectYear = Integer.parseInt(wv_year.getSelectionItem().toString().replace("年", ""));
selectMonth = Integer.parseInt(wv_month.getSelectionItem().toString().replace("月", ""));
//判斷一個月有多少天
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);
}
/**
* 根據是否閏年和月份判斷本月的天數
*
* @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;
}
/**
* 確定按鈕監聽
*
* @param listener
*/
public void onClickOkBtnLisitener(View.OnClickListener listener) {
tv_dialog_ok.setOnClickListener(listener);
}
/**
* 獲取時間
* @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("點","");
String minute = wv_minute.getSelectionItem().toString().replace("分","");
return year+"-"+month+"-"+day+" "+hour+":"+minute;
}
/**
* 根據時間戳驗證用戶選擇時間是否合理
* @return
*/
public boolean isValid(){
long time = Long.parseLong(TimeUtil.createTimestamp(getDate()));
if (TimeUtil.getUnixStamp()>time){
return false;
}
return true;
}
}
總結
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