android3.0 下DatePicker如何修改字体大小等相关属性

/**

* 从当前DatePicker中查找所有NumberPicker子控件

*

* @param dp

* @return

*/

public static List<NumberPicker> findNumberPicker(ViewGroup dp) {

List<NumberPicker> NumberPickerList = new ArrayList<NumberPicker>();

View child;

if (dp != null) {

for (int i = 0; i < dp.getChildCount(); i++) {

child = dp.getChildAt(i);

if (child instanceof NumberPicker) {

NumberPickerList.add((NumberPicker) child);

} else if (child instanceof LinearLayout) {

List<NumberPicker> result = findNumberPicker((ViewGroup) child);

if (result.size() > 0)

return result;

}

}

}

return NumberPickerList;

}

/**

* 从当前NumberPicker中查找EditText子控件

*

* @param group

* @return

*/

public static EditText findEditText(NumberPicker np) {

if (np != null) {

for (int i = 0; i < np.getChildCount(); i++) {

View child = np.getChildAt(i);

if (child instanceof EditText) {

return (EditText) child;

}

}

}

return null;

}

/**

* 修改当前datepicker的字体大小

*

* @param

* @return

*/

public static void SetNumberPickerTxt(ViewGroup dp) {

List<NumberPicker> nbList = new ArrayList<NumberPicker>();

nbList = findNumberPicker(dp);

if (nbList != null) {

for (int i = 0; i < nbList.size(); i++) {

NumberPicker nbTmp = (NumberPicker) nbList.get(i);

EditText edTxt = findEditText(nbTmp);

edTxt.setFocusable(false);

edTxt.setGravity(Gravity.CENTER);

edTxt.setTextSize(28);

}

}

}