android.widget.TimePicker#setPadding ( )源码实例Demo

@Override
protected View getInputView() {
    TimePicker timePicker = new TimePicker(getContext());
    timePicker.setPadding(0, 15, 0, 0);

    Calendar cal = Calendar.getInstance();
    cal.setTime(time);

    timePicker.setCurrentHour(cal.get(Calendar.HOUR_OF_DAY));
    timePicker.setCurrentMinute(cal.get(Calendar.MINUTE));
    timePicker.setIs24HourView(android.text.format.DateFormat.is24HourFormat(getContext()));

    return timePicker;
}
 

public DateTimeWidget(Context context, FormEntryPrompt prompt) {
    super(context, prompt);

    mDatePicker = new DatePicker(getContext());
    mDatePicker.setFocusable(!prompt.isReadOnly());
    mDatePicker.setEnabled(!prompt.isReadOnly());

    mTimePicker = new TimePicker(getContext());
    mTimePicker.setFocusable(!prompt.isReadOnly());
    mTimePicker.setEnabled(!prompt.isReadOnly());
    mTimePicker.setPadding(0, 20, 0, 0);
    mTimePicker.setOnTimeChangedListener(this);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
        mTimePicker.setSaveFromParentEnabled(false);
        mTimePicker.setSaveEnabled(true);
    }

    String clockType =
            android.provider.Settings.System.getString(context.getContentResolver(),
                    android.provider.Settings.System.TIME_12_24);
    if (clockType == null || clockType.equalsIgnoreCase("24")) {
        mTimePicker.setIs24HourView(true);
    }

    mDateListener = (view, year, month, day) -> {
        if (mPrompt.isReadOnly()) {
            setAnswer();
        } else {
            // handle leap years and number of days in month
            // TODO
            // http://code.google.com/p/android/issues/detail?id=2081
            Calendar c = Calendar.getInstance();
            c.set(year, month, 1);
            int max = c.getActualMaximum(Calendar.DAY_OF_MONTH);
            if (day > max) {
                //If the day has fallen out of spec, set it to the correct max
                mDatePicker.updateDate(year, month, max);
            } else {
                if (!(mDatePicker.getDayOfMonth() == day && mDatePicker.getMonth() == month && mDatePicker.getYear() == year)) {
                    //CTS: No reason to change the day if it's already correct?
                    mDatePicker.updateDate(year, month, day);
                }
            }
        }
        widgetEntryChanged();
    };

    // If there's an answer, use it.
    setAnswer();

    setGravity(Gravity.LEFT);
    addView(mDatePicker);
    addView(mTimePicker);

}