Я использовал его в предыдущем проекте и ссылался на демо от других, но ссылку на исходный текст найти не могу. . . .
Позвольте мне сначала рассказать о том, как его использовать:
//параметр 1: контекст
//параметр 2: выбранный обратный вызов ResultHandler
//параметр 3: самое раннее время селектора
//Параметр 4: Последнее время селектора (текущее время, используемое в этой статье)
//Параметр 5: Время отображения селектора по умолчанию
val currentCalender = Calendar.getInstance()
val currentDate = DateUtil.format(currentCalender.getTime(), "гггг/мм/дд")
val timeSelector2 = TimeSelector (это, объект: TimeSelector.ResultHandler {
переопределить дескриптор удовольствия (время: строка?) {
день рождения_tv.setText (время)
}
}, "1971/01/01", текущая дата, 2001/01/01")
//Если вам нужно отобразить необязательные часы и минуты, добавьте соответствующие два параметра позже. В это время часы и минуты селектора также будут отображаться автоматически.
val timeSelector2 = TimeSelector (это, объект: TimeSelector.ResultHandler {
переопределить дескриптор удовольствия (время: строка?) {
день рождения_tv.setText (время)
}
}, "1971/01/01", текущая дата, "2001/01/01", "08:30", "20:30")
timeSelector.setMode(TimeSelector.MODE.YMD)
timeSelector.show()
Элемент управления прокруткой — это настраиваемое представление PickerView:
R.styleable.PickerView
public class PickerView extends View {
/**
* 新增字段 控制是否首尾相接循环显示 默认为循环显示
*/
private boolean loop = true;
/**
* text之间间距和minTextSize之比
*/
public static final float MARGIN_ALPHA = 2.8f;
/**
* 自动回滚到中间的速度
*/
public static final float SPEED = 10;
private List<String> mDataList;
/**
* 选中的位置，这个位置是mDataList的中心位置，一直不变
*/
private int mCurrentSelected;
private Paint mPaint, nPaint;
private float mMaxTextSize = 80;
private float mMinTextSize = 40;
private float mMaxTextAlpha = 255;
private float mMinTextAlpha = 120;
private int mColorText = 0x333333;
private int nColorText = 0x666666;
private int mViewHeight;
private int mViewWidth;
private float mLastDownY;
/**
* 滑动的距离
*/
private float mMoveLen = 0;
private boolean isInit = false;
private onSelectListener mSelectListener;
private Timer timer;
private MyTimerTask mTask;
Handler updateHandler = new Handler() {
@Override
public void handleMessage(Message msg) {
if (Math.abs(mMoveLen) < SPEED) {
mMoveLen = 0;
if (mTask != null) {
mTask.cancel();
mTask = null;
performSelect();
}
} else
// 这里mMoveLen / Math.abs(mMoveLen)是为了保有mMoveLen的正负号，以实现上滚或下滚
mMoveLen = mMoveLen - mMoveLen / Math.abs(mMoveLen) * SPEED;
invalidate();
}
};
private boolean canScroll = true;
public PickerView(Context context) {
super(context);
init();
}
public PickerView(Context context, AttributeSet attrs) {
super(context, attrs);
TypedArray typedArray = getContext().obtainStyledAttributes(attrs, R.styleable.PickerView);
loop = typedArray.getBoolean(R.styleable.PickerView_isLoop, loop);
init();
}
public void setOnSelectListener(onSelectListener listener) {
mSelectListener = listener;
}
private void performSelect() {
if (mSelectListener != null)
mSelectListener.onSelect(mDataList.get(mCurrentSelected));
}
public void setData(List<String> datas) {
mDataList = datas;
mCurrentSelected = datas.size() / 4;
invalidate();
}
/**
* 选择选中的item的index
*
* @param selected
*/
public void setSelected(int selected) {
mCurrentSelected = selected;
if (loop) {
int distance = mDataList.size() / 2 - mCurrentSelected;
if (distance < 0)
for (int i = 0; i < -distance; i++) {
moveHeadToTail();
mCurrentSelected--;
}
else if (distance > 0)
for (int i = 0; i < distance; i++) {
moveTailToHead();
mCurrentSelected++;
}
}
invalidate();
}
/**
* 选择选中的内容
*
* @param mSelectItem
*/
public void setSelected(String mSelectItem) {
for (int i = 0; i < mDataList.size(); i++)
if (mDataList.get(i).equals(mSelectItem)) {
setSelected(i);
break;
}
}
private void moveHeadToTail() {
if (loop) {
String head = mDataList.get(0);
mDataList.remove(0);
mDataList.add(head);
}
}
private void moveTailToHead() {
if (loop) {
String tail = mDataList.get(mDataList.size() - 1);
mDataList.remove(mDataList.size() - 1);
mDataList.add(0, tail);
}
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
super.onMeasure(widthMeasureSpec, heightMeasureSpec);
mViewHeight = getMeasuredHeight();
mViewWidth = getMeasuredWidth();
// 按照View的高度计算字体大小
mMaxTextSize = mViewHeight / 7f;
mMinTextSize = mMaxTextSize / 2.2f;
isInit = true;
invalidate();
}
private void init() {
timer = new Timer();
mDataList = new ArrayList<String>();
//第一个paint
mPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
mPaint.setStyle(Style.FILL);
mPaint.setTextAlign(Align.CENTER);
mPaint.setColor(getResources().getColor(R.color.main_color));
//第二个paint
nPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
nPaint.setStyle(Style.FILL);
nPaint.setTextAlign(Align.CENTER);
nPaint.setColor(mColorText);
}
@Override
protected void onDraw(Canvas canvas) {
super.onDraw(canvas);
// 根据index绘制view
if (isInit)
drawData(canvas);
}
private void drawData(Canvas canvas) {
// 先绘制选中的text再往上往下绘制其余的text
float scale = parabola(mViewHeight / 4.0f, mMoveLen);
float size = (mMaxTextSize - mMinTextSize) * scale + mMinTextSize;
mPaint.setTextSize(size);
mPaint.setAlpha((int) ((mMaxTextAlpha - mMinTextAlpha) * scale + mMinTextAlpha));
// text居中绘制，注意baseline的计算才能达到居中，y值是text中心坐标
float x = (float) (mViewWidth / 2.0);
float y = (float) (mViewHeight / 2.0 + mMoveLen);
FontMetricsInt fmi = mPaint.getFontMetricsInt();
float baseline = (float) (y - (fmi.bottom / 2.0 + fmi.top / 2.0));
canvas.drawText(mDataList.get(mCurrentSelected), x, baseline, mPaint);
// 绘制上方data
for (int i = 1; (mCurrentSelected - i) >= 0; i++) {
drawOtherText(canvas, i, -1);
}
// 绘制下方data
for (int i = 1; (mCurrentSelected + i) < mDataList.size(); i++) {
drawOtherText(canvas, i, 1);
}
}
/**
* @param canvas
* @param position 距离mCurrentSelected的差值
* @param type 1表示向下绘制，-1表示向上绘制
*/
private void drawOtherText(Canvas canvas, int position, int type) {
float d = (float) (MARGIN_ALPHA * mMinTextSize * position + type
* mMoveLen);
float scale = parabola(mViewHeight / 4.0f, d);
float size = (mMaxTextSize - mMinTextSize) * scale + mMinTextSize;
nPaint.setTextSize(size);
nPaint.setAlpha((int) ((mMaxTextAlpha - mMinTextAlpha) * scale + mMinTextAlpha));
float y = (float) (mViewHeight / 2.0 + type * d);
FontMetricsInt fmi = nPaint.getFontMetricsInt();
float baseline = (float) (y - (fmi.bottom / 2.0 + fmi.top / 2.0));
canvas.drawText(mDataList.get(mCurrentSelected + type * position),
(float) (mViewWidth / 2.0), baseline, nPaint);
}
/**
* 抛物线
*
* @param zero 零点坐标
* @param x 偏移量
* @return scale
*/
private float parabola(float zero, float x) {
float f = (float) (1 - Math.pow(x / zero, 2));
return f < 0 ? 0 : f;
}
@Override
public boolean onTouchEvent(MotionEvent event) {
switch (event.getActionMasked()) {
case MotionEvent.ACTION_DOWN:
doDown(event);
break;
case MotionEvent.ACTION_MOVE:
mMoveLen += (event.getY() - mLastDownY);
if (mMoveLen > MARGIN_ALPHA * mMinTextSize / 2) {
if (!loop && mCurrentSelected == 0) {
mLastDownY = event.getY();
invalidate();
return true;
}
if (!loop) mCurrentSelected--;
// 往下滑超过离开距离
moveTailToHead();
mMoveLen = mMoveLen - MARGIN_ALPHA * mMinTextSize;
} else if (mMoveLen < -MARGIN_ALPHA * mMinTextSize / 2) {
if (mCurrentSelected == mDataList.size() - 1) {
mLastDownY = event.getY();
invalidate();
return true;
}
if (!loop) mCurrentSelected++;
// 往上滑超过离开距离
moveHeadToTail();
mMoveLen = mMoveLen + MARGIN_ALPHA * mMinTextSize;
}
mLastDownY = event.getY();
invalidate();
break;
case MotionEvent.ACTION_UP:
doUp(event);
break;
}
return true;
}
private void doDown(MotionEvent event) {
if (mTask != null) {
mTask.cancel();
mTask = null;
}
mLastDownY = event.getY();
}
// private void doMove(MotionEvent event) {
//
// mMoveLen += (event.getY() - mLastDownY);
//
// if (mMoveLen > MARGIN_ALPHA * mMinTextSize / 2) {
// // 往下滑超过离开距离
// moveTailToHead();
// mMoveLen = mMoveLen - MARGIN_ALPHA * mMinTextSize;
// } else if (mMoveLen < -MARGIN_ALPHA * mMinTextSize / 2) {
// // 往上滑超过离开距离
// moveHeadToTail();
// mMoveLen = mMoveLen + MARGIN_ALPHA * mMinTextSize;
// }
//
// mLastDownY = event.getY();
// invalidate();
// }
private void doUp(MotionEvent event) {
// 抬起手后mCurrentSelected的位置由当前位置move到中间选中位置
if (Math.abs(mMoveLen) < 0.0001) {
mMoveLen = 0;
return;
}
if (mTask != null) {
mTask.cancel();
mTask = null;
}
mTask = new MyTimerTask(updateHandler);
timer.schedule(mTask, 0, 10);
}
class MyTimerTask extends TimerTask {
Handler handler;
public MyTimerTask(Handler handler) {
this.handler = handler;
}
@Override
public void run() {
handler.sendMessage(handler.obtainMessage());
}
}
public interface onSelectListener {
void onSelect(String text);
}
public void setCanScroll(boolean canScroll) {
this.canScroll = canScroll;
}
@Override
public boolean dispatchTouchEvent(MotionEvent event) {
if (canScroll)
return super.dispatchTouchEvent(event);
else
return false;
}
/**
* 新增字段 控制内容是否首尾相连
* by liuli
*
* @param isLoop
*/
public void setIsLoop(boolean isLoop) {
loop = isLoop;
}
}R.styleable.PickerView:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<declare-styleable name="PickerView">
<attr name="isLoop" format="boolean" />
</declare-styleable>
</resources> Основной рабочий класс: TimeSelector:
public class TimeSelector {
public interface ResultHandler {
void handle(String time);
}
public enum SCROLLTYPE {
HOUR(1),
MINUTE(2);
private SCROLLTYPE(int value) {
this.value = value;
}
public int value;
}
/**
* 模式，一种只显示年月日，一种显示年月日时分
*/
public enum MODE {
YMD(1),
YMDHM(2);
private MODE(int value) {
this.value = value;
}
public int value;
}
private int scrollUnits = SCROLLTYPE.HOUR.value + SCROLLTYPE.MINUTE.value;//3
private ResultHandler handler;
private Context context;
// private final String FORMAT_STR = "yyyy-MM-dd HH:mm";
private final String FORMAT_STR = "yyyy/MM/dd";
private final String RESULT_FORMAT_STR = "dd/MM/yyyy";
private final String YEAR_FORMAT_STR = "yyyy";
private final String MONTH_FORMAT_STR = "MM";
private final String DAY_FORMAT_STR = "DD";
private Dialog seletorDialog;//选择日期与时间弹框
private PickerView year_pv;//控件 年
private PickerView month_pv;//控件 月
private PickerView day_pv;//控件 天
private PickerView hour_pv;//控件 时
private PickerView minute_pv;//控件 分
private final int MAXMINUTE = 59;//最大分钟数
private int MAXHOUR = 23;//最大小时数(结束时间小时数)
private final int MINMINUTE = 0;//最小分钟数
private int MINHOUR = 0;//最小小时数(开始时间小时数)
private final int MAXMONTH = 12;//最大月份数
private ArrayList<String> year, month, day, hour, minute;//根据设定的开始日期时间、结束日期时间 存储年月日时分的ArrayList
//开始年、月、时、分 结束年、月、时、分
private int startYear, startMonth, startDay, startHour, startMininute,
endYear, endMonth, endDay, endHour, endMininute,
minute_workStart, minute_workEnd, hour_workStart, hour_workEnd;
private boolean spanYear, spanMon, spanDay, spanHour, spanMin;//年月日时分是否是时间跨度
private Calendar selectedCalender = Calendar.getInstance();//获取选中的时间日历
private final long ANIMATORDELAY = 200L;//延时动画
private final long CHANGEDELAY = 90L;//修改延时
private String workStart_str;//开始时间
private String workEnd_str;//结束时间
private Calendar startCalendar;//开始日期日历
private Calendar endCalendar;//结束日期日历
private TextView tv_cancle;//取消按钮
private TextView tv_select, tv_title;//选择按钮、弹框标题
private TextView hour_text;//“时” 字样
private TextView minute_text;//“分” 字样
private Calendar defaultCalendar;//默认选择的日历
public TimeSelector(Context context, ResultHandler resultHandler, String startDate, String endDate, String defaultDate) {
this.context = context;
this.handler = resultHandler;
startCalendar = Calendar.getInstance();
endCalendar = Calendar.getInstance();
defaultCalendar = Calendar.getInstance();
startCalendar.setTime(DateUtil.parse(startDate, FORMAT_STR));//开始日期
endCalendar.setTime(DateUtil.parse(endDate, FORMAT_STR));//结束日期
defaultCalendar.setTime(DateUtil.parse(defaultDate, FORMAT_STR));//默认选择日期
initDialog();
initView();
}
public TimeSelector(Context context, ResultHandler resultHandler, String startDate, String endDate, String defaultDate, String workStartTime, String workEndTime) {
this(context, resultHandler, startDate, endDate,defaultDate);
this.workStart_str = workStartTime;
this.workEnd_str = workEndTime;
}
/**
* 外部调用，弹出时间选择dialog
*/
public void show() {
if (startCalendar.getTime().getTime() >= endCalendar.getTime().getTime()) {
Toast.makeText(context, "start>end", Toast.LENGTH_SHORT).show();
return;
}
if (defaultCalendar.getTime().getTime() < startCalendar.getTime().getTime()) {
Toast.makeText(context, "default<start", Toast.LENGTH_SHORT).show();
return;
}
if (defaultCalendar.getTime().getTime() > endCalendar.getTime().getTime()) {
Toast.makeText(context, "default>end", Toast.LENGTH_SHORT).show();
return;
}
if (!excuteWorkTime()) return;
initParameter();
initTimer();
addListener();
seletorDialog.show();
}
/**
* 初始化日期时间选择弹框
*/
private void initDialog() {
if (seletorDialog == null) {
seletorDialog = new Dialog(context, R.style.time_dialog);
seletorDialog.setCancelable(false);
seletorDialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
seletorDialog.setContentView(R.layout.dlg_selector);
Window window = seletorDialog.getWindow();
window.setGravity(Gravity.BOTTOM);
WindowManager.LayoutParams lp = window.getAttributes();
//宽度为屏幕的宽
int width = ScreenUtil.getInstance(context).getScreenWidth();
lp.width = width;
window.setAttributes(lp);
}
}
/**
* 初始化控件id，设置点击事件
*/
private void initView() {
year_pv = (PickerView) seletorDialog.findViewById(R.id.year_pv);
month_pv = (PickerView) seletorDialog.findViewById(R.id.month_pv);
day_pv = (PickerView) seletorDialog.findViewById(R.id.day_pv);
hour_pv = (PickerView) seletorDialog.findViewById(R.id.hour_pv);
minute_pv = (PickerView) seletorDialog.findViewById(R.id.minute_pv);
tv_cancle = (TextView) seletorDialog.findViewById(R.id.tv_cancle);
tv_select = (TextView) seletorDialog.findViewById(R.id.tv_select);
tv_title = (TextView) seletorDialog.findViewById(R.id.tv_title);
hour_text = (TextView) seletorDialog.findViewById(R.id.hour_text);
minute_text = (TextView) seletorDialog.findViewById(R.id.minute_text);
tv_cancle.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
seletorDialog.dismiss();
}
});
tv_select.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
handler.handle(DateUtil.format(selectedCalender.getTime(), RESULT_FORMAT_STR));
seletorDialog.dismiss();
}
});
}
/**
* 此时的startCalendar、endCalendar都是经过检测是，正确时间，来分别获取年月日时分
*/
private void initParameter() {
startYear = startCalendar.get(Calendar.YEAR);
startMonth = startCalendar.get(Calendar.MONTH) + 1;
startDay = startCalendar.get(Calendar.DAY_OF_MONTH);
startHour = startCalendar.get(Calendar.HOUR_OF_DAY);
startMininute = startCalendar.get(Calendar.MINUTE);
endYear = endCalendar.get(Calendar.YEAR);
endMonth = endCalendar.get(Calendar.MONTH) + 1;
endDay = endCalendar.get(Calendar.DAY_OF_MONTH);
endHour = endCalendar.get(Calendar.HOUR_OF_DAY);
endMininute = endCalendar.get(Calendar.MINUTE);
spanYear = startYear != endYear;//
spanMon = (!spanYear) && (startMonth != endMonth);//???年等 月不等
spanDay = (!spanMon) && (startDay != endDay);//???月等 日不等
spanHour = (!spanDay) && (startHour != endHour);
spanMin = (!spanHour) && (startMininute != endMininute);
// selectedCalender.setTime(startCalendar.getTime());
//--------------------------------------
// startYear = defaultCalendar.get(Calendar.YEAR);
// startMonth = defaultCalendar.get(Calendar.MONTH) + 1;
// startDay = defaultCalendar.get(Calendar.DAY_OF_MONTH);
// startHour = defaultCalendar.get(Calendar.HOUR_OF_DAY);
// startMininute = defaultCalendar.get(Calendar.MINUTE);
//设置初始化时默认选择时间
selectedCalender.setTime(defaultCalendar.getTime());
}
/**
* ???
* 根据年月日时分开始结束时间，造数据
*
*/
private void initTimer() {
initArrayList();
if (spanYear) {//分别向年月日时分list里添加数据
for (int i = startYear; i <= endYear; i++) {
year.add(String.valueOf(i));
}
for (int i = startMonth; i <= MAXMONTH; i++) {//<12
month.add(fomatTimeUnit(i));
}
for (int i = startDay; i <= startCalendar.getActualMaximum(Calendar.DAY_OF_MONTH); i++) {//startCalendar.getActualMaximum(Calendar.DAY_OF_MONTH) startCalendar中月份的最大值
day.add(fomatTimeUnit(i));
}
if ((scrollUnits & SCROLLTYPE.HOUR.value) != SCROLLTYPE.HOUR.value) {//(0 & 1) !=1
hour.add(fomatTimeUnit(startHour));
} else {
for (int i = startHour; i <= MAXHOUR; i++) {//MAXHOUR 开始时间的小时数
hour.add(fomatTimeUnit(i));
}
}
if ((scrollUnits & SCROLLTYPE.MINUTE.value) != SCROLLTYPE.MINUTE.value) {//(0 & 2) !=1
minute.add(fomatTimeUnit(startMininute));
} else {
for (int i = startMininute; i <= MAXMINUTE; i++) {
minute.add(fomatTimeUnit(i));
}
}
} else if (spanMon) {
year.add(String.valueOf(startYear));
for (int i = startMonth; i <= endMonth; i++) {
month.add(fomatTimeUnit(i));
}
for (int i = startDay; i <= startCalendar.getActualMaximum(Calendar.DAY_OF_MONTH); i++) {
day.add(fomatTimeUnit(i));
}
if ((scrollUnits & SCROLLTYPE.HOUR.value) != SCROLLTYPE.HOUR.value) {
hour.add(fomatTimeUnit(startHour));
} else {
for (int i = startHour; i <= MAXHOUR; i++) {
hour.add(fomatTimeUnit(i));
}
}
if ((scrollUnits & SCROLLTYPE.MINUTE.value) != SCROLLTYPE.MINUTE.value) {
minute.add(fomatTimeUnit(startMininute));
} else {
for (int i = startMininute; i <= MAXMINUTE; i++) {
minute.add(fomatTimeUnit(i));
}
}
} else if (spanDay) {
year.add(String.valueOf(startYear));
month.add(fomatTimeUnit(startMonth));
for (int i = startDay; i <= endDay; i++) {
day.add(fomatTimeUnit(i));
}
if ((scrollUnits & SCROLLTYPE.HOUR.value) != SCROLLTYPE.HOUR.value) {
hour.add(fomatTimeUnit(startHour));
} else {
for (int i = startHour; i <= MAXHOUR; i++) {
hour.add(fomatTimeUnit(i));
}
}
if ((scrollUnits & SCROLLTYPE.MINUTE.value) != SCROLLTYPE.MINUTE.value) {
minute.add(fomatTimeUnit(startMininute));
} else {
for (int i = startMininute; i <= MAXMINUTE; i++) {
minute.add(fomatTimeUnit(i));
}
}
} else if (spanHour) {
year.add(String.valueOf(startYear));
month.add(fomatTimeUnit(startMonth));
day.add(fomatTimeUnit(startDay));
if ((scrollUnits & SCROLLTYPE.HOUR.value) != SCROLLTYPE.HOUR.value) {
hour.add(fomatTimeUnit(startHour));
} else {
for (int i = startHour; i <= endHour; i++) {
hour.add(fomatTimeUnit(i));
}
}
if ((scrollUnits & SCROLLTYPE.MINUTE.value) != SCROLLTYPE.MINUTE.value) {
minute.add(fomatTimeUnit(startMininute));
} else {
for (int i = startMininute; i <= MAXMINUTE; i++) {
minute.add(fomatTimeUnit(i));
}
}
} else if (spanMin) {
year.add(String.valueOf(startYear));
month.add(fomatTimeUnit(startMonth));
day.add(fomatTimeUnit(startDay));
hour.add(fomatTimeUnit(startHour));
if ((scrollUnits & SCROLLTYPE.MINUTE.value) != SCROLLTYPE.MINUTE.value) {
minute.add(fomatTimeUnit(startMininute));
} else {
for (int i = startMininute; i <= endMininute; i++) {
minute.add(fomatTimeUnit(i));
}
}
}
loadComponent();
}
/**
* 主要为startCalendar、endCalendar设置正确与结束的日期、时间
* 并根据startCalendar、endCalendar设置MINHOUR与MAXHOUR
* @return
*/
private boolean excuteWorkTime() {
boolean res = true;
//如果设置了开始时间与结束时间
if (!TextUtil.isEmpty(workStart_str) && !TextUtil.isEmpty(workEnd_str)) {
String[] start = workStart_str.split(":");//":"分割时间
String[] end = workEnd_str.split(":");
hour_workStart = Integer.parseInt(start[0]);//开始时间的小时
minute_workStart = Integer.parseInt(start[1]);//开始时间的分钟
hour_workEnd = Integer.parseInt(end[0]);//结束时间的小时
minute_workEnd = Integer.parseInt(end[1]);//结束时间的分钟
//1971-01-01T08:00:00.000+0800 此时的workStartCalendar是有小时和分钟的，但startCalendar不一定有，因为在只设置日期不设置时间时不会有小时和分钟
Calendar workStartCalendar = Calendar.getInstance();
workStartCalendar.setTime(startCalendar.getTime());//使用日历，获取初始化时设置开始的日期，再设置给workStartCalendar
workStartCalendar.set(Calendar.HOUR_OF_DAY, hour_workStart);//根据获取的开始时间的小时数，设置小时
workStartCalendar.set(Calendar.MINUTE, minute_workStart);//根据获取的开始时间的分钟数，设置分钟
//2022-03-18T20:00:00.000+0800 此时的workEndCalendar是有小时和分钟的，但endCalendar不一定有，因为在只设置日期不设置时间时不会有小时和分钟
Calendar workEndCalendar = Calendar.getInstance();
workEndCalendar.setTime(endCalendar.getTime());//使用日历，获取初始化时设置结束的日期，再设置给workEndCalendar
workEndCalendar.set(Calendar.HOUR_OF_DAY, hour_workEnd);//根据获取的结束时间的小时数，设置小时
workEndCalendar.set(Calendar.MINUTE, minute_workEnd);//根据获取的结束时间的分钟数，设置分钟
Calendar startTime = Calendar.getInstance();
Calendar endTime = Calendar.getInstance();
Calendar startWorkTime = Calendar.getInstance();
Calendar endWorkTime = Calendar.getInstance();
//这时的startCalendar、endCalendar 如果没有小时分钟的话，startTime、endTime的小时分钟也是0
startTime.set(Calendar.HOUR_OF_DAY, startCalendar.get(Calendar.HOUR_OF_DAY));
startTime.set(Calendar.MINUTE, startCalendar.get(Calendar.MINUTE));
endTime.set(Calendar.HOUR_OF_DAY, endCalendar.get(Calendar.HOUR_OF_DAY));
endTime.set(Calendar.MINUTE, endCalendar.get(Calendar.MINUTE));
//走到这时，workStartCalendar、workEndCalendar一般都是有小时分钟的，赋值给startWorkTime
startWorkTime.set(Calendar.HOUR_OF_DAY, workStartCalendar.get(Calendar.HOUR_OF_DAY));
startWorkTime.set(Calendar.MINUTE, workStartCalendar.get(Calendar.MINUTE));
endWorkTime.set(Calendar.HOUR_OF_DAY, workEndCalendar.get(Calendar.HOUR_OF_DAY));
endWorkTime.set(Calendar.MINUTE, workEndCalendar.get(Calendar.MINUTE));
//比较毫秒值~~不正常的情况 startTime与endTime是否相同 startWorkTime是否小于startTime endWorkTime是否小于startTime
if (startTime.getTime().getTime() == endTime.getTime().getTime() || (startWorkTime.getTime().getTime() < startTime.getTime().getTime() && endWorkTime.getTime().getTime() < startTime.getTime().getTime())) {
Toast.makeText(context, "Wrong parames!", Toast.LENGTH_LONG).show();
return false;
}
//比较毫秒值~~正常的情况 startCalendar比workStartCalendar 毫秒值小 取大的？？ 1971-01-01T00:00:00.000+0800 < 1971-01-01T08:00:00.000+0800
startCalendar.setTime(startCalendar.getTime().getTime() < workStartCalendar.getTime().getTime() ? workStartCalendar.getTime() : startCalendar.getTime());
//endCalendar比workEndCalendar 毫秒值小 取小的？？ 2022-03-18T00:00:00.000+0800 >2022-03-18T20:00:00.000+0800
endCalendar.setTime(endCalendar.getTime().getTime() > workEndCalendar.getTime().getTime() ? workEndCalendar.getTime() : endCalendar.getTime());
MINHOUR = workStartCalendar.get(Calendar.HOUR_OF_DAY);
MAXHOUR = workEndCalendar.get(Calendar.HOUR_OF_DAY);
}
return res;
}
/**
* 格式月日，时分，单位补0
* @param unit
* @return
*/
private String fomatTimeUnit(int unit) {
return unit < 10 ? "0" + String.valueOf(unit) : String.valueOf(unit);
}
/**
* 初始化年月日时分list
*/
private void initArrayList() {
if (year == null) year = new ArrayList<>();
if (month == null) month = new ArrayList<>();
if (day == null) day = new ArrayList<>();
if (hour == null) hour = new ArrayList<>();
if (minute == null) minute = new ArrayList<>();
year.clear();
month.clear();
day.clear();
hour.clear();
minute.clear();
}
/**
* 初始化各个PickerView监听
*/
private void addListener() {
year_pv.setOnSelectListener(new PickerView.onSelectListener() {
@Override
public void onSelect(String text) {
selectedCalender.set(Calendar.YEAR, Integer.parseInt(text));//根据选择的年份设置selectedCalender
monthChange();
}
});
month_pv.setOnSelectListener(new PickerView.onSelectListener() {
@Override
public void onSelect(String text) {
selectedCalender.set(Calendar.DAY_OF_MONTH, 1);
selectedCalender.set(Calendar.MONTH, Integer.parseInt(text) - 1);//月份的特殊性要-1
dayChange();
}
});
day_pv.setOnSelectListener(new PickerView.onSelectListener() {
@Override
public void onSelect(String text) {
selectedCalender.set(Calendar.DAY_OF_MONTH, Integer.parseInt(text));
hourChange();
}
});
hour_pv.setOnSelectListener(new PickerView.onSelectListener() {
@Override
public void onSelect(String text) {
selectedCalender.set(Calendar.HOUR_OF_DAY, Integer.parseInt(text));
minuteChange();
}
});
minute_pv.setOnSelectListener(new PickerView.onSelectListener() {
@Override
public void onSelect(String text) {
selectedCalender.set(Calendar.MINUTE, Integer.parseInt(text));
}
});
}
/**
* 像年月日时分的PickerView 设置数据
* 可以都设置为开始时间，
* 但如果selectedCalender 不为空时，根据selectedCalender 的年月日 设置PickerView默认显示的年月日时分
*/
private void loadComponent() {
// year_pv.setSelected(0);
// month_pv.setSelected(0);
// day_pv.setSelected(0);
// hour_pv.setSelected(0);
// minute_pv.setSelected(0);
year_pv.setData(year);
month_pv.setData(month);
day_pv.setData(day);
hour_pv.setData(hour);
minute_pv.setData(minute);
String yearStr = DateUtil.format(selectedCalender.getTime(), YEAR_FORMAT_STR);
String monthStr = DateUtil.format(selectedCalender.getTime(), MONTH_FORMAT_STR);
String dayStr = DateUtil.format(selectedCalender.getTime(), DAY_FORMAT_STR);
if(year.contains(yearStr)){
int index = year.indexOf(yearStr);
year_pv.setSelected(index);
}else{
year_pv.setSelected(0);
}
if(month.contains(monthStr)){
int index = month.indexOf(monthStr);
month_pv.setSelected(index);
}else{
month_pv.setSelected(0);
}
if(day.contains(dayStr)){
int index = day.indexOf(dayStr);
day_pv.setSelected(index);
}else{
day_pv.setSelected(0);
}
hour_pv.setSelected(0);
minute_pv.setSelected(0);
excuteScroll();
}
private void excuteScroll() {
year_pv.setCanScroll(year.size() > 1);
month_pv.setCanScroll(month.size() > 1);
day_pv.setCanScroll(day.size() > 1);
hour_pv.setCanScroll(hour.size() > 1 && (scrollUnits & SCROLLTYPE.HOUR.value) == SCROLLTYPE.HOUR.value);
minute_pv.setCanScroll(minute.size() > 1 && (scrollUnits & SCROLLTYPE.MINUTE.value) == SCROLLTYPE.MINUTE.value);
}
/**
* 处理月份变化的数据
*/
private void monthChange() {
month.clear();
int selectedYear = selectedCalender.get(Calendar.YEAR);
if (selectedYear == startYear) {//选择的年份是开始年份，则从开始月份重置monthList
for (int i = startMonth; i <= MAXMONTH; i++) {
month.add(fomatTimeUnit(i));
}
} else if (selectedYear == endYear) {//选择的年份是结束年份，则从开始月份重置monthList
for (int i = 1; i <= endMonth; i++) {
month.add(fomatTimeUnit(i));
}
} else {//既不是开始年也不是结束年，就按12个月处理
for (int i = 1; i <= MAXMONTH; i++) {
month.add(fomatTimeUnit(i));
}
}
selectedCalender.set(Calendar.MONTH, Integer.parseInt(month.get(0)) - 1);//设置selectedCalender的月份，因为Calendar.MONTH的特殊之处，不能直接使用Integer.parseInt(month.get(0))，要-1
month_pv.setData(month);
month_pv.setSelected(0);
excuteAnimator(ANIMATORDELAY, month_pv);
month_pv.postDelayed(new Runnable() {
@Override
public void run() {
dayChange();//月份变化后再处理日变化
}
}, CHANGEDELAY);
}
/**
* 处理日变化的数据
*/
private void dayChange() {
day.clear();
int selectedYear = selectedCalender.get(Calendar.YEAR);
int selectedMonth = selectedCalender.get(Calendar.MONTH) + 1;
if (selectedYear == startYear && selectedMonth == startMonth) {//选择的年份是年份\月份都是开始时间，则要从开始日期的天数重置dayList
for (int i = startDay; i <= selectedCalender.getActualMaximum(Calendar.DAY_OF_MONTH); i++) {
day.add(fomatTimeUnit(i));
}
} else if (selectedYear == endYear && selectedMonth == endMonth) {//选择的年份是年份\月份都是结束时间，则要从结束日期的天数重置dayList
for (int i = 1; i <= endDay; i++) {
day.add(fomatTimeUnit(i));
}
} else {//既不是开始日也不是结束日，就按正常天数处理
for (int i = 1; i <= selectedCalender.getActualMaximum(Calendar.DAY_OF_MONTH); i++) {
day.add(fomatTimeUnit(i));
}
}
selectedCalender.set(Calendar.DAY_OF_MONTH, Integer.parseInt(day.get(0)));
day_pv.setData(day);
day_pv.setSelected(0);
excuteAnimator(ANIMATORDELAY, day_pv);
day_pv.postDelayed(new Runnable() {
@Override
public void run() {
hourChange();
}
}, CHANGEDELAY);
}
/**
* 处理小时变化的数据
*/
private void hourChange() {
if ((scrollUnits & SCROLLTYPE.HOUR.value) == SCROLLTYPE.HOUR.value) {
hour.clear();
int selectedYear = selectedCalender.get(Calendar.YEAR);
int selectedMonth = selectedCalender.get(Calendar.MONTH) + 1;
int selectedDay = selectedCalender.get(Calendar.DAY_OF_MONTH);
if (selectedYear == startYear && selectedMonth == startMonth && selectedDay == startDay) {//选择的年份是年份\月份\日都是开始时间，则要从开始日期小时数-最晚小时数重置hourList
for (int i = startHour; i <= MAXHOUR; i++) {//结束时间小时数
hour.add(fomatTimeUnit(i));
}
} else if (selectedYear == endYear && selectedMonth == endMonth && selectedDay == endDay) {//选择的年份是年份\月份\日都是结束时间，则要从最早小时数-结束日期小时数重置hourList
for (int i = MINHOUR; i <= endHour; i++) {//开始时间小时数
hour.add(fomatTimeUnit(i));
}
} else {
for (int i = MINHOUR; i <= MAXHOUR; i++) {//既不是开始时也不是结束时，就按最小MINHOUR最大MAXHOUR
hour.add(fomatTimeUnit(i));
}
}
selectedCalender.set(Calendar.HOUR_OF_DAY, Integer.parseInt(hour.get(0)));
hour_pv.setData(hour);
hour_pv.setSelected(0);
excuteAnimator(ANIMATORDELAY, hour_pv);
}
hour_pv.postDelayed(new Runnable() {
@Override
public void run() {
minuteChange();
}
}, CHANGEDELAY);
}
/**
* 处理分钟变化的数据
*/
private void minuteChange() {
if ((scrollUnits & SCROLLTYPE.MINUTE.value) == SCROLLTYPE.MINUTE.value) {
minute.clear();
int selectedYear = selectedCalender.get(Calendar.YEAR);
int selectedMonth = selectedCalender.get(Calendar.MONTH) + 1;
int selectedDay = selectedCalender.get(Calendar.DAY_OF_MONTH);
int selectedHour = selectedCalender.get(Calendar.HOUR_OF_DAY);
//选择的年份是年份\月份\日\时都是开始时间，则要从开始日期分钟数-最晚分钟数重置minuteList
if (selectedYear == startYear && selectedMonth == startMonth && selectedDay == startDay && selectedHour == startHour) {
for (int i = startMininute; i <= MAXMINUTE; i++) {
minute.add(fomatTimeUnit(i));
}
//选择的年份是年份\月份\日\时都是结束时间，则要从最早分钟数-结束日期分钟数重置minuteList
} else if (selectedYear == endYear && selectedMonth == endMonth && selectedDay == endDay && selectedHour == endHour) {
for (int i = MINMINUTE; i <= endMininute; i++) {
minute.add(fomatTimeUnit(i));
}
//选择的小时数等于开始时间的小时数，则要从开始分钟数-最晚分钟数重置minuteList
} else if (selectedHour == hour_workStart) {
for (int i = minute_workStart; i <= MAXMINUTE; i++) {
minute.add(fomatTimeUnit(i));
}
//选择的小时数等于结束时间的小时数，则要从开始分钟数-最晚分钟数重置minuteList
} else if (selectedHour == hour_workEnd) {
for (int i = MINMINUTE; i <= minute_workEnd; i++) {
minute.add(fomatTimeUnit(i));
}
} else {
//没有限制，则要从最早分钟数-最晚分钟数重置minuteList
for (int i = MINMINUTE; i <= MAXMINUTE; i++) {
minute.add(fomatTimeUnit(i));
}
}
selectedCalender.set(Calendar.MINUTE, Integer.parseInt(minute.get(0)));
minute_pv.setData(minute);
minute_pv.setSelected(0);
excuteAnimator(ANIMATORDELAY, minute_pv);
}
excuteScroll();
}
/**
* 给PickerView 设置渐变、缩放动画（非必要）
* @param ANIMATORDELAY
* @param view
*/
private void excuteAnimator(long ANIMATORDELAY, View view) {
PropertyValuesHolder pvhX = PropertyValuesHolder.ofFloat("alpha", 1f,
0f, 1f);
PropertyValuesHolder pvhY = PropertyValuesHolder.ofFloat("scaleX", 1f,
1.3f, 1f);
PropertyValuesHolder pvhZ = PropertyValuesHolder.ofFloat("scaleY", 1f,
1.3f, 1f);
ObjectAnimator.ofPropertyValuesHolder(view,pvhX, pvhY, pvhZ).setDuration(ANIMATORDELAY).start();
}
/**
* 设置右上角文案
* @param str
*/
public void setNextBtTip(String str) {
tv_select.setText(str);
}
/**
*设置中间文案
* @param str
*/
public void setTitle(String str) {
tv_title.setText(str);
}
/**
* ?????
* @param scrolltypes
* @return
*/
public int disScrollUnit(SCROLLTYPE... scrolltypes) {
if (scrolltypes == null || scrolltypes.length == 0)
scrollUnits = SCROLLTYPE.HOUR.value + SCROLLTYPE.MINUTE.value;//3
for (SCROLLTYPE scrolltype : scrolltypes) {
scrollUnits ^= scrolltype.value;//scrollUnits基础上-scrolltype.value
}
return scrollUnits;
}
public void setMode(MODE mode) {
switch (mode.value) {
case 1://只显示年月日的控件
disScrollUnit(SCROLLTYPE.HOUR, SCROLLTYPE.MINUTE);
hour_pv.setVisibility(View.GONE);
minute_pv.setVisibility(View.GONE);
hour_text.setVisibility(View.GONE);
minute_text.setVisibility(View.GONE);
break;
case 2://显示年月日时分的控件
disScrollUnit();
hour_pv.setVisibility(View.VISIBLE);
minute_pv.setVisibility(View.VISIBLE);
hour_text.setVisibility(View.VISIBLE);
minute_text.setVisibility(View.VISIBLE);
break;
}
}
public void setIsLoop(boolean isLoop) {
this.year_pv.setIsLoop(isLoop);
this.month_pv.setIsLoop(isLoop);
this.day_pv.setIsLoop(isLoop);
this.hour_pv.setIsLoop(isLoop);
this.minute_pv.setIsLoop(isLoop);
}
}R.style.time_dialog：
<style name="time_dialog" parent="android:style/Theme.Dialog">
<item name="android:windowFrame">@null</item>
<item name="android:windowNoTitle">true</item>
<item name="android:windowIsFloating">true</item>
<item name="android:windowContentOverlay">@null</item>
<item name="android:windowBackground">@color/white</item>
</style>R.layout.dlg_selector：
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="vertical">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#ffffff"
android:padding="10dp">
<TextView
android:id="@+id/tv_cancle"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerVertical="true"
android:padding="10dp"
android:text="@string/cancel"
android:textColor="@color/main_color"
android:textSize="16sp" />
<TextView
android:id="@+id/tv_title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:text="@string/chosetime"
android:textColor="@color/main_color"
android:textSize="20sp" />
<TextView
android:id="@+id/tv_select"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_centerVertical="true"
android:padding="10dp"
android:text="@string/chose"
android:textColor="@color/main_color"
android:textSize="16sp" />
</RelativeLayout>
<View
android:layout_width="fill_parent"
android:layout_height="0.5dp"
android:background="#11112233" />
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content">
<LinearLayout
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="5dp"
android:background="#ffffff"
android:orientation="horizontal"
android:paddingLeft="20dp"
android:paddingTop="15dp"
android:paddingRight="20dp"
android:paddingBottom="15dp">
<com.sange.cashfloater.cfwidget.timeselector.view.PickerView
android:id="@+id/year_pv"
android:layout_width="0dp"
android:layout_height="160dp"
android:layout_weight="3" />
<TextView
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:gravity="center"
android:text="年"
android:textColor="#333333"
android:textSize="18sp" />
<com.sange.cashfloater.cfwidget.timeselector.view.PickerView
android:id="@+id/month_pv"
android:layout_width="0dp"
android:layout_height="160dp"
android:layout_weight="2"
app:isLoop="false" />
<TextView
android:text="月"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:gravity="center"
android:textColor="#333333"
android:textSize="18sp" />
<com.sange.cashfloater.cfwidget.timeselector.view.PickerView
android:id="@+id/day_pv"
android:layout_width="0dp"
android:layout_height="160dp"
android:layout_weight="2" />
<TextView
android:text="日"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:gravity="center"
android:textColor="#333333"
android:textSize="18sp" />
<com.sange.cashfloater.cfwidget.timeselector.view.PickerView
android:id="@+id/hour_pv"
android:layout_width="0dp"
android:layout_height="160dp"
android:layout_weight="2" />
<TextView
android:id="@+id/hour_text"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:gravity="center"
android:text="时"
android:textColor="#333333"
android:textSize="18sp" />
<com.sange.cashfloater.cfwidget.timeselector.view.PickerView
android:id="@+id/minute_pv"
android:layout_width="0dp"
android:layout_height="160dp"
android:layout_weight="2" />
<TextView
android:id="@+id/minute_text"
android:layout_width="0dp"
android:layout_height="match_parent"
android:layout_weight="1"
android:text="分"
android:gravity="center"
android:textColor="#333333"
android:textSize="18sp" />
</LinearLayout>
</RelativeLayout>
</LinearLayout>
</LinearLayout>Связанные классы инструментов:
ScreenUtil:
public class ScreenUtil {
public static int height;
public static int width;
private Context context;
private static ScreenUtil instance;
public static ScreenUtil getInstance(Context context) {
if (instance == null) {
instance = new ScreenUtil(context);
}
return instance;
}
private ScreenUtil(Context context) {
this.context = context;
WindowManager manager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
DisplayMetrics dm = new DisplayMetrics();
manager.getDefaultDisplay().getMetrics(dm);
width = dm.widthPixels;
height = dm.heightPixels;
}
public int getScreenWidth() {
return width;
}
}Дата использования：
public class DateUtil {
public static Date parse(String strDate, String pattern) {
if (TextUtil.isEmpty(strDate)) {
return null;
}
try {
SimpleDateFormat df = new SimpleDateFormat(pattern);
return df.parse(strDate);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public static String format(Date date, String pattern) {
String returnValue = "";
if (date != null) {
SimpleDateFormat df = new SimpleDateFormat(pattern);
returnValue = df.format(date);
}
return (returnValue);
}
}
TextUtil：
public class TextUtil {
public static boolean isEmpty(String str) {
if (str == null || "".equals(str) || "null".equalsIgnoreCase(str)) {
return true;
}
for (int i = 0; i < str.length(); i++) {
char c = str.charAt(i);
if (c != ' ' && c != '\t' && c != '\r' && c != '\n') {
return false;
}
}
return true;
}
}
более~