Like in this answer: fooobar.com/questions/133605 / ...
You can create your own TimePickerDialog and overwrite onAttachedToWindow (); but instead, limit the range of hours:
private final boolean mIs24HourView;
public CustomTimePickerDialog(Context context, OnTimeSetListener callBack,
int hourOfDay, int minute, boolean is24HourView) {
super(context, callBack, hourOfDay, minute, is24HourView);
mIs24HourView = is24HourView;
}
@Override
public void onAttachedToWindow() {
super.onAttachedToWindow();
try {
Class<?> classForid = Class.forName("com.android.internal.R$id");
Field timePickerField = classForid.getField("timePicker");
this.timePicker = (TimePicker) findViewById(timePickerField
.getInt(null));
Field field = classForid.getField("hour");
final NumberPicker mHourSpinner = (NumberPicker) timePicker
.findViewById(field.getInt(null));
if (mIs24HourView) {
mHourSpinner.setMinValue(2);
mHourSpinner.setMaxValue(20);
}else {
Field amPm = classForid.getField("amPm");
mHourSpinner.setMinValue(2);
final NumberPicker amPm = (NumberPicker) timePicker
.findViewById(amPm.getInt(null));
amPm.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {
@Override
public void onValueChange(NumberPicker np1, int oldVal, int newVal) {
if (newVal == 0) {
mHourSpinner.setMinValue(2);
mHourSpinner.setMaxValue(12);
} else {
mHourSpinner.setMinValue(1);
mHourSpinner.setMaxValue(8);
}
}
});
}
} catch (Exception e) {
e.printStackTrace();
}
}
EDIT: Now works for AM / PM too

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