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 bf948f3..f42c600 100644
--- a/src/Notes-master/src/net/micode/notes/ui/DateTimePicker.java
+++ b/src/Notes-master/src/net/micode/notes/ui/DateTimePicker.java
@@ -308,13 +308,12 @@ public class DateTimePicker extends FrameLayout {
      * @param hourOfDay The current hourOfDay
      * @param minute The current minute
      */
-    public void setCurrentDate(int year, int month,
-            int dayOfMonth, int hourOfDay, int minute) {
-        setCurrentYear(year);
-        setCurrentMonth(month);
-        setCurrentDay(dayOfMonth);
-        setCurrentHour(hourOfDay);
-        setCurrentMinute(minute);
+    public void setCurrentDate(int year, int month, int dayOfMonth, int hourOfDay, int minute) {
+        setCurrentYear(year); // 设置当前年份
+        setCurrentMonth(month); // 设置当前月份
+        setCurrentDay(dayOfMonth); // 设置当前日期
+        setCurrentHour(hourOfDay); // 设置当前小时
+        setCurrentMinute(minute); // 设置当前分钟
     }
 
     /**
@@ -335,9 +334,9 @@ public class DateTimePicker extends FrameLayout {
         if (!mInitialising && year == getCurrentYear()) {
             return;
         }
-        mDate.set(Calendar.YEAR, year);
-        updateDateControl();
-        onDateTimeChanged();
+        mDate.set(Calendar.YEAR, year); // 设置日期对象的年份
+        updateDateControl(); // 更新日期选择器控件
+        onDateTimeChanged(); // 通知日期时间改变
     }
 
     /**