1、实现吸顶效果

README.md

@@ -1,6 +1,22 @@
 
 # CalenderView
 
+[![](https://jitpack.io/v/michaellee123/CalendarView.svg)](https://jitpack.io/#michaellee123/CalendarView)
+
+李某人套娃基于[CalenderView](https://github.com/angcyo/CalendarView)`3.7.1.37`的版本修改，实现了滚动年月标题吸顶。如图：
+
+![](/png/gif_sticky_vertical_scroll.gif)
+
+吸顶效果使用：[GroupedRecyclerViewAdapter](https://github.com/donkingliang/GroupedRecyclerViewAdapter)，感谢🙏
+
+使用方法，用`StickyVerticalCalendarView`替换掉原本的`VerticalCalendarView`即可。
+
+---
+
+分割线
+
+---
+
 基于[CalenderView](https://github.com/huanghaibin-dev/CalendarView)`3.7.1`的版本修改, 实现了如下功能:
 
 -  `垂直列表日历`: 基于`RecyclerView`实现

app/src/main/java/com/haibin/calendarviewproject/VerticalActivity.java

@@ -10,6 +10,7 @@
 import com.haibin.calendarview.BaseMonthView;
 import com.haibin.calendarview.Calendar;
 import com.haibin.calendarview.CalendarView;
+import com.haibin.calendarview.StickyVerticalCalendarView;
 import com.haibin.calendarview.VerticalCalendarView;
 import com.haibin.calendarview.VerticalMonthRecyclerView;
 import com.haibin.calendarviewproject.base.activity.BaseActivity;
@@ -32,7 +33,7 @@ public class VerticalActivity extends BaseActivity implements
 
     TextView mTextCurrentDay;
 
-    VerticalCalendarView mCalendarView;
+    StickyVerticalCalendarView mCalendarView;
 
     RelativeLayout mRelativeTool;
     int doCount = 0;

app/src/main/res/layout/activity_vertical.xml

@@ -72,7 +72,7 @@
                 android:layout_gravity="center"
                 android:layout_marginTop="2dp"
                 android:gravity="center"
-                android:padding="8dp"
+                android:padding="16dp"
                 android:text="切"
                 android:textColor="#000000"
                 android:textSize="12sp" />
@@ -84,7 +84,7 @@
                 android:layout_gravity="center"
                 android:layout_marginTop="2dp"
                 android:gravity="center"
-                android:padding="8dp"
+                android:padding="16dp"
                 android:text="上"
                 android:textColor="#000000"
                 android:textSize="12sp" />
@@ -96,15 +96,15 @@
                 android:layout_gravity="center"
                 android:layout_marginTop="2dp"
                 android:gravity="center"
-                android:padding="8dp"
+                android:padding="16dp"
                 android:text="下"
                 android:textColor="#000000"
                 android:textSize="12sp" />
 
             <FrameLayout
                 android:id="@+id/fl_current"
-                android:layout_width="32dp"
-                android:layout_height="32dp"
+                android:layout_width="48dp"
+                android:layout_height="48dp"
                 android:layout_marginRight="12dp"
                 android:background="@drawable/bg_ripple">
 
@@ -115,7 +115,7 @@
                     android:contentDescription="@string/app_name"
                     android:scaleType="centerInside"
                     android:src="@mipmap/ic_calendar"
-                    android:tint="#000000" />
+                    app:tint="#000000" />
 
                 <TextView
                     android:id="@+id/tv_current_day"
@@ -132,7 +132,7 @@
         </LinearLayout>
     </RelativeLayout>
 
-    <com.haibin.calendarview.VerticalCalendarView
+    <com.haibin.calendarview.StickyVerticalCalendarView
         android:id="@+id/calendarView"
         android:layout_width="match_parent"
         android:layout_height="match_parent"

build.gradle

@@ -4,6 +4,7 @@ buildscript {
     repositories {
         mavenCentral()
         google()
+        maven { url 'https://jitpack.io' }
     }
     dependencies {
         //noinspection GradleDependency
@@ -17,6 +18,7 @@ allprojects {
     repositories {
         mavenCentral()
         google()
+        maven { url 'https://jitpack.io' }
     }
 }
 

calendarview/build.gradle

@@ -42,5 +42,7 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.4.1'
     implementation 'androidx.recyclerview:recyclerview:1.2.1'
     testImplementation 'junit:junit:4.13.2'
+
+    implementation 'com.github.donkingliang:GroupedRecyclerViewAdapter:2.4.1'
 }
 //apply from: '../script/gradle-jcenter-push.gradle'

calendarview/src/main/java/com/haibin/calendarview/CalendarView.java

@@ -28,6 +28,7 @@
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.RecyclerView;
 import androidx.viewpager.widget.ViewPager;
 
 import java.lang.reflect.Constructor;
@@ -1956,4 +1957,12 @@ public interface OnVerticalItemInitializeListener {
     public void setOnVerticalItemInitialize(OnVerticalItemInitializeListener listener) {
         this.mDelegate.mVerticalItemInitializeListener = listener;
     }
+
+    public interface OnStickyVerticalItemInitializeListener {
+        void onVerticalItemInitialize(RecyclerView.ViewHolder viewHolder, int position, int year, int month);
+    }
+
+    public void setOnStickyVerticalItemInitialize(OnStickyVerticalItemInitializeListener listener) {
+        this.mDelegate.mStickyVerticalItemInitializeListener = listener;
+    }
 }

calendarview/src/main/java/com/haibin/calendarview/CalendarViewDelegate.java

@@ -406,6 +406,8 @@ public class CalendarViewDelegate {
 
     CalendarView.OnVerticalItemInitializeListener mVerticalItemInitializeListener;
 
+    CalendarView.OnStickyVerticalItemInitializeListener mStickyVerticalItemInitializeListener;
+
     /**
      * 保存选中的日期
      */