diff --git a/src/Notes-master/src/net/micode/notes/ui/DateTimePicker.java b/src/Notes-master/src/net/micode/notes/ui/DateTimePicker.java
index e808632..2ee515f 100644
--- a/src/Notes-master/src/net/micode/notes/ui/DateTimePicker.java
+++ b/src/Notes-master/src/net/micode/notes/ui/DateTimePicker.java
@@ -59,24 +59,23 @@ public class DateTimePicker extends FrameLayout {
     private static final int AMPM_SPINNER_MIN_VAL = 0;
     // 上午/下午选择器的最大值
     private static final int AMPM_SPINNER_MAX_VAL = 1;
-    private final NumberPicker mDateSpinner;
-    private final NumberPicker mHourSpinner;
-    private final NumberPicker mMinuteSpinner;
-    private final NumberPicker mAmPmSpinner;
-    private Calendar mDate;
+    private final NumberPicker mDateSpinner; // 日期选择器控件
+    private final NumberPicker mHourSpinner; // 小时选择器控件
+    private final NumberPicker mMinuteSpinner; // 分钟选择器控件
+    private final NumberPicker mAmPmSpinner; // 上午/下午选择器控件
+    private Calendar mDate; // 当前日期时间
 
-    private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK];
+    private String[] mDateDisplayValues = new String[DAYS_IN_ALL_WEEK]; // 一周的日期显示值
 
-    private boolean mIsAm;
+    private boolean mIsAm; // 当前是否为上午
 
-    private boolean mIs24HourView;
+    private boolean mIs24HourView; // 是否为24小时制显示
 
-    private boolean mIsEnabled = DEFAULT_ENABLE_STATE;
+    private boolean mIsEnabled = DEFAULT_ENABLE_STATE; // 是否启用选择器的状态，默认为启用
 
-    private boolean mInitialising;
-
-    private OnDateTimeChangedListener mOnDateTimeChangedListener;
+    private boolean mInitialising; // 是否正在初始化
 
+    private OnDateTimeChangedListener mOnDateTimeChangedListener; // 日期时间变化监听器
     private NumberPicker.OnValueChangeListener mOnDateChangedListener = new NumberPicker.OnValueChangeListener() {
         @Override
         public void onValueChange(NumberPicker picker, int oldVal, int newVal) {