国家工信部备案网站,图书馆网站建设费用,网站建设工作策划书,翻书效果网站对于lolipop和更高版本的android#xff0c;您可以使用此修改过的RangeTimePickerDialog类(从lolipop#xff0c;Timepicker默认使用时钟模式(材料设计)#xff0c;因此旧的自定义类将无法使用。我们可以将模式更改为Spinner以获取最新版本#xff0c;并可以重用该类)publi…对于lolipop和更高版本的android您可以使用此修改过的RangeTimePickerDialog类(从lolipopTimepicker默认使用时钟模式(材料设计)因此旧的自定义类将无法使用。我们可以将模式更改为Spinner以获取最新版本并可以重用该类)public class RangeTimePickerDialog extends TimePickerDialog {private int minHour -1;private int minMinute -1;private int maxHour 25;private int maxMinute 25;private int currentHour 0;private int currentMinute 0;private Calendar calendar Calendar.getInstance();private DateFormat dateFormat;public RangeTimePickerDialog(Context context, int dialogTheme, OnTimeSetListener callBack, int hourOfDay, int minute, boolean is24HourView) {super(context, callBack, hourOfDay, minute, is24HourView);currentHour hourOfDay;currentMinute minute;dateFormat DateFormat.getTimeInstance(DateFormat.SHORT);fixSpinner(context, hourOfDay, minute, is24HourView);try {Class superclass getClass().getSuperclass();Field mTimePickerField superclass.getDeclaredField(mTimePicker);mTimePickerField.setAccessible(true);TimePicker mTimePicker (TimePicker) mTimePickerField.get(this);mTimePicker.setOnTimeChangedListener(this);} catch (NoSuchFieldException e) {} catch (IllegalArgumentException e) {} catch (IllegalAccessException e) {}}public void setMin(int hour, int minute) {minHour hour;minMinute minute;}public void setMax(int hour, int minute) {maxHour hour;maxMinute minute;}Overridepublic void onTimeChanged(TimePicker view, int hourOfDay, int minute) {boolean validTime true;if (hourOfDay minHour || (hourOfDay minHour minute minMinute)){validTime false;}if (hourOfDay maxHour || (hourOfDay maxHour minute maxMinute)){validTime false;}if (validTime) {currentHour hourOfDay;currentMinute minute;}updateTime(currentHour, currentMinute);updateDialogTitle(view, currentHour, currentMinute);}private void updateDialogTitle(TimePicker timePicker, int hourOfDay, int minute) {calendar.set(Calendar.HOUR_OF_DAY, hourOfDay);calendar.set(Calendar.MINUTE, minute);String title dateFormat.format(calendar.getTime());setTitle(title);}private void fixSpinner(Context context, int hourOfDay, int minute, boolean is24HourView) {if (Build.VERSION.SDK_INT Build.VERSION_CODES.LOLLIPOP) { // android:timePickerMode spinner and clock began in Lollipoptry {// Get the themes android:timePickerMode//two modes are available clock mode and spinner mode ... selecting spinner mode for latest versionsfinal int MODE_SPINNER 2;Class styleableClass Class.forName(com.android.internal.R$styleable);Field timePickerStyleableField styleableClass.getField(TimePicker);int[] timePickerStyleable (int[]) timePickerStyleableField.get(null);final TypedArray a context.obtainStyledAttributes(null, timePickerStyleable, android.R.attr.timePickerStyle, 0);Field timePickerModeStyleableField styleableClass.getField(TimePicker_timePickerMode);int timePickerModeStyleable timePickerModeStyleableField.getInt(null);final int mode a.getInt(timePickerModeStyleable, MODE_SPINNER);a.recycle();if (mode MODE_SPINNER) {TimePicker timePicker (TimePicker) findField(TimePickerDialog.class, TimePicker.class, mTimePicker).get(this);Class delegateClass Class.forName(android.widget.TimePicker$TimePickerDelegate);Field delegateField findField(TimePicker.class, delegateClass, mDelegate);Object delegate delegateField.get(timePicker);Class spinnerDelegateClass;if (Build.VERSION.SDK_INT ! Build.VERSION_CODES.LOLLIPOP) {spinnerDelegateClass Class.forName(android.widget.TimePickerSpinnerDelegate);} else {spinnerDelegateClass Class.forName(android.widget.TimePickerClockDelegate);}if (delegate.getClass() ! spinnerDelegateClass) {delegateField.set(timePicker, null); // throw out the TimePickerClockDelegate!timePicker.removeAllViews(); // remove the TimePickerClockDelegate viewsConstructor spinnerDelegateConstructor spinnerDelegateClass.getConstructor(TimePicker.class, Context.class, AttributeSet.class, int.class, int.class);spinnerDelegateConstructor.setAccessible(true);// Instantiate a TimePickerSpinnerDelegatedelegate spinnerDelegateConstructor.newInstance(timePicker, context, null, android.R.attr.timePickerStyle, 0);delegateField.set(timePicker, delegate); // set the TimePicker.mDelegate to the spinner delegate// Set up the TimePicker again, with the TimePickerSpinnerDelegatetimePicker.setIs24HourView(is24HourView);timePicker.setCurrentHour(hourOfDay);timePicker.setCurrentMinute(minute);timePicker.setOnTimeChangedListener(this);}}} catch (Exception e) {throw new RuntimeException(e);}}}private static Field findField(Class objectClass, Class fieldClass, String expectedName) {try {Field field objectClass.getDeclaredField(expectedName);field.setAccessible(true);return field;} catch (NoSuchFieldException e) {} // ignore// search for it if it wasnt found under the expected ivar namefor (Field searchField : objectClass.getDeclaredFields()) {if (searchField.getType() fieldClass) {searchField.setAccessible(true);return searchField;}}return null;}}
