到最后也只是成功改变了中间部分的颜色。

 

 

 

private void setDatePickerDividerColor(DatePicker datePicker) {        // Divider changing:        // 获取 mSpinners        LinearLayout llFirst = (LinearLayout) datePicker.getChildAt(0);        // 获取 NumberPicker        LinearLayout mSpinners = (LinearLayout) llFirst.getChildAt(0);        for (int i = 0; i < mSpinners.getChildCount(); i++) {            NumberPicker picker = (NumberPicker) mSpinners.getChildAt(i);            Field[] pickerFields = NumberPicker.class.getDeclaredFields();            for (Field pf : pickerFields) {                pf.setAccessible(true);                String pfString = pf.getName();                try {                    if (pfString.equals("mSelectionDivider")) {                        pf.set(picker, new ColorDrawable(Color.parseColor("#ffffff")));//设置分割线颜色                        break;                    } else if (pfString.equals("mInputText")) {                        EditText mInputText = (EditText) pf.get(picker);//获得该属性对应的对象                        mInputText.setTextColor(view.getResources().getColor(R.color.white));                        break;                    } else if (pfString.equals("mSelectorWheelPaint")) {                        Paint mPaint = (Paint) pf.get(picker);//获得该属性对应的对象                        mPaint.setColor(view.getResources().getColor(R.color.white));                        break;                    } else if (pfString.equals("mVirtualButtonPressedDrawable")) {                        pf.set(picker, new ColorDrawable(Color.parseColor("#ffffff")));                        break;                    }                } catch (IllegalArgumentException e) {                    e.printStackTrace();                } catch (Resources.NotFoundException e) {                    e.printStackTrace();                } catch (IllegalAccessException e) {                    e.printStackTrace();                }            }        }    }