├── .gitignore ├── .idea ├── compiler.xml ├── copyright │ └── profiles_settings.xml ├── gradle.xml ├── inspectionProfiles │ ├── Project_Default.xml │ └── profiles_settings.xml ├── misc.xml ├── modules.xml ├── runConfigurations.xml └── vcs.xml ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── example │ │ └── administrator │ │ └── free_recyclerview │ │ └── ExampleInstrumentedTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── example │ │ │ └── free_recyclerview │ │ │ ├── MainActivity.java │ │ │ ├── adapter │ │ │ ├── HeaderWrapper.java │ │ │ └── TabAdapter.java │ │ │ ├── bean │ │ │ └── Data.java │ │ │ └── view │ │ │ ├── AnimateScrollView.java │ │ │ ├── DividerItemDecoration.java │ │ │ └── FreeRecyclerView.java │ └── res │ │ ├── drawable │ │ └── ic_launcher_background.xml │ │ ├── layout │ │ ├── activity_main.xml │ │ ├── wide_item.xml │ │ ├── wide_main.xml │ │ ├── wide_table.xml │ │ └── wide_title.xml │ │ ├── mipmap-anydpi-v26 │ │ ├── ic_launcher.xml │ │ └── ic_launcher_round.xml │ │ ├── mipmap-hdpi │ │ ├── ic_launcher.png │ │ ├── ic_launcher_foreground.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ ├── ic_launcher.png │ │ ├── ic_launcher_foreground.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ ├── ic_launcher.png │ │ ├── ic_launcher_foreground.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ ├── ic_launcher.png │ │ ├── ic_launcher_foreground.png │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ ├── ic_launcher.png │ │ ├── ic_launcher_foreground.png │ │ └── ic_launcher_round.png │ │ └── values │ │ ├── colors.xml │ │ ├── dimens.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test │ └── java │ └── com │ └── example │ └── administrator │ └── free_recyclerview │ └── ExampleUnitTest.java ├── build.gradle ├── gif └── free.gif ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/workspace.xml 5 | /.idea/libraries 6 | .DS_Store 7 | /build 8 | /captures 9 | .externalNativeBuild 10 | -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | -------------------------------------------------------------------------------- /.idea/copyright/profiles_settings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 17 | 18 | -------------------------------------------------------------------------------- /.idea/inspectionProfiles/Project_Default.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 10 | -------------------------------------------------------------------------------- /.idea/inspectionProfiles/profiles_settings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 7 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 19 | 29 | 30 | 31 | 32 | 33 | 34 | 36 | 37 | 38 | 39 | 40 | Android API 21 Platform 41 | 42 | 47 | 48 | 49 | 50 | 51 | 52 | 53 | 58 | 59 | 60 | 61 | 62 | 63 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # FreeRecyclerView 2 | 可横向滚动对比的recyclerView,参考鸿洋的HeaderWrapper装饰类实现addHeaderView,与原始adapater分离 3 | ![image](https://github.com/byc4426/FreeRecyclerView/blob/master/gif/free.gif) 4 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 27 5 | buildToolsVersion "27.0.3" 6 | defaultConfig { 7 | applicationId "com.example.free_recyclerview" 8 | minSdkVersion 15 9 | targetSdkVersion 26 10 | versionCode 1 11 | versionName "1.0" 12 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | implementation fileTree(dir: 'libs', include: ['*.jar']) 24 | androidTestImplementation('com.android.support.test.espresso:espresso-core:2.2.2', { 25 | exclude group: 'com.android.support', module: 'support-annotations' 26 | }) 27 | implementation 'com.android.support:appcompat-v7:27.1.1' 28 | implementation 'com.android.support.constraint:constraint-layout:1.1.0' 29 | testImplementation 'junit:junit:4.12' 30 | implementation 'com.android.support:recyclerview-v7:27.1.1' 31 | } 32 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in D:\Android\sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | 19 | # Uncomment this to preserve the line number information for 20 | # debugging stack traces. 21 | #-keepattributes SourceFile,LineNumberTable 22 | 23 | # If you keep the line number information, uncomment this to 24 | # hide the original source file name. 25 | #-renamesourcefileattribute SourceFile 26 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/example/administrator/free_recyclerview/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.example.administrator.free_recyclerview; 2 | 3 | import android.content.Context; 4 | import android.support.test.InstrumentationRegistry; 5 | import android.support.test.runner.AndroidJUnit4; 6 | 7 | import org.junit.Test; 8 | import org.junit.runner.RunWith; 9 | 10 | import static org.junit.Assert.*; 11 | 12 | /** 13 | * Instrumented test, which will execute on an Android device. 14 | * 15 | * @see Testing documentation 16 | */ 17 | @RunWith(AndroidJUnit4.class) 18 | public class ExampleInstrumentedTest { 19 | @Test 20 | public void useAppContext() throws Exception { 21 | // Context of the app under test. 22 | Context appContext = InstrumentationRegistry.getTargetContext(); 23 | 24 | assertEquals("com.example.administrator.free_recyclerview", appContext.getPackageName()); 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/free_recyclerview/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.example.free_recyclerview; 2 | 3 | import android.support.v7.app.AppCompatActivity; 4 | import android.os.Bundle; 5 | import android.support.v7.widget.LinearLayoutManager; 6 | import android.view.View; 7 | import android.view.ViewGroup; 8 | import android.widget.LinearLayout; 9 | import android.widget.TextView; 10 | 11 | import com.example.free_recyclerview.adapter.HeaderWrapper; 12 | import com.example.free_recyclerview.adapter.TabAdapter; 13 | import com.example.free_recyclerview.bean.Data; 14 | import com.example.free_recyclerview.view.DividerItemDecoration; 15 | import com.example.free_recyclerview.view.FreeRecyclerView; 16 | 17 | import java.util.ArrayList; 18 | import java.util.List; 19 | 20 | public class MainActivity extends AppCompatActivity { 21 | 22 | 23 | 24 | FreeRecyclerView rv; 25 | private List objects; 26 | @Override 27 | protected void onCreate(Bundle savedInstanceState) { 28 | super.onCreate(savedInstanceState); 29 | setContentView(R.layout.wide_main); 30 | rv = (FreeRecyclerView) findViewById(R.id.rv); 31 | LinearLayoutManager layoutManager = new LinearLayoutManager(this); 32 | layoutManager.setOrientation(LinearLayoutManager.VERTICAL); 33 | 34 | rv.setLayoutManager(layoutManager); 35 | 36 | initContent();// 37 | 38 | TabAdapter adapter = new TabAdapter(objects,rv); 39 | HeaderWrapper headerWrapper = new HeaderWrapper(rv,adapter);//addHeaderView adapter 40 | 41 | View titleView = getTitleView(); 42 | addTitle(titleView); 43 | 44 | headerWrapper.addHeaderView(titleView); 45 | rv.setAdapter(headerWrapper); 46 | rv.addItemDecoration(new DividerItemDecoration( 47 | this, DividerItemDecoration.HORIZONTAL_LIST)); 48 | } 49 | 50 | //设置title内容 51 | private void addTitle(View view){ 52 | 53 | LinearLayout tab_root = (LinearLayout) view.findViewById(R.id.tab_root);//填充标题(除第一列 第一行之外) 54 | int len = 11; 55 | String[] strs = {"cpu1","cpu2","cpu3","cpu4","cpu5","cpu6","cpu7","cpu8","cpu9","cpu10","cpu11"}; 56 | for (int i = 0;i< len;i++){ 57 | View v = View.inflate(this,R.layout.wide_table,null); 58 | TextView textView = (TextView) v.findViewById(R.id.wide_content); 59 | textView.setText(strs[i]); 60 | tab_root.addView(v); 61 | } 62 | } 63 | private void initContent(){ 64 | objects = new ArrayList(); 65 | for (int i = 0;i <100; i++){ 66 | Data data = new Data(); 67 | data.setName("iphone "+ (i+1));//左边的一列 68 | String[] strs = {"A1","A2","A3","A4","A5","A6","A7","A8","A9","A10","A11"};//一行 69 | data.setArray(strs); 70 | objects.add(data); 71 | } 72 | } 73 | private View getTitleView(){ 74 | View view = View.inflate(this,R.layout.wide_item,null); 75 | view.setBackgroundColor(getResources().getColor(R.color.colorGary_1)); 76 | TextView textView = (TextView) view.findViewById(R.id.tv);// 第一列 第一行 77 | textView.setText("设备"); 78 | textView.setBackgroundColor(getResources().getColor(R.color.colorGary_1)); 79 | 80 | LinearLayout tab_root = (LinearLayout) view.findViewById(R.id.tab_root);//填充标题(除第一列 第一行之外) 81 | return view; 82 | } 83 | } 84 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/free_recyclerview/adapter/HeaderWrapper.java: -------------------------------------------------------------------------------- 1 | package com.example.free_recyclerview.adapter; 2 | 3 | import android.support.v4.util.SparseArrayCompat; 4 | import android.support.v7.widget.RecyclerView; 5 | import android.util.Log; 6 | import android.view.View; 7 | import android.view.ViewGroup; 8 | 9 | import com.example.free_recyclerview.R; 10 | 11 | /** 12 | * Created by Administrator on 2017/8/7. 13 | */ 14 | 15 | public class HeaderWrapper extends RecyclerView.Adapter { 16 | private static final int BASE_ITEM_TYPE_HEADER = 100000; 17 | private SparseArrayCompat mHeaderViews = new SparseArrayCompat<>(); 18 | private RecyclerView.Adapter mInnerAdapter; 19 | private RecyclerView recyclerView; 20 | public HeaderWrapper(RecyclerView recyclerView,RecyclerView.Adapter adapter) 21 | { 22 | this.recyclerView = recyclerView; 23 | mInnerAdapter = adapter; 24 | } 25 | 26 | public void addHeaderView(View view) 27 | { 28 | mHeaderViews.put(mHeaderViews.size() + BASE_ITEM_TYPE_HEADER, view); 29 | } 30 | @Override 31 | public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 32 | if (mHeaderViews.get(viewType) != null){ 33 | HeaderViewHolder viewHolder = new HeaderViewHolder(mHeaderViews.get(viewType)); 34 | return viewHolder; 35 | } 36 | return mInnerAdapter.onCreateViewHolder(parent,viewType); 37 | } 38 | 39 | public int getHeadersCount() 40 | { 41 | return mHeaderViews.size(); 42 | } 43 | public boolean isHeaderViewPos(int position) 44 | { 45 | return position < getHeadersCount(); 46 | } 47 | 48 | @Override 49 | public int getItemViewType(int position) { 50 | if (isHeaderViewPos(position)){ 51 | return mHeaderViews.keyAt(position); 52 | } 53 | return mInnerAdapter.getItemViewType(position); 54 | } 55 | 56 | @Override 57 | public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) { 58 | Log.i("onBindViewHolder",String.valueOf(position)); 59 | if (isHeaderViewPos(position)){ 60 | View v = holder.itemView.findViewById(R.id.scrollView); 61 | v.setTag(recyclerView); 62 | return; 63 | } 64 | mInnerAdapter.onBindViewHolder(holder,position - getHeadersCount()); 65 | } 66 | 67 | @Override 68 | public int getItemCount() { 69 | return getHeadersCount() + getRealItemCount(); 70 | } 71 | public View getHeaderView(int position){ 72 | if (!isHeaderViewPos(position)){ 73 | return null; 74 | } 75 | return mHeaderViews.get(getItemViewType(position)); 76 | } 77 | private int getRealItemCount() 78 | { 79 | return mInnerAdapter.getItemCount(); 80 | } 81 | public class HeaderViewHolder extends RecyclerView.ViewHolder{ 82 | 83 | public HeaderViewHolder(View itemView) { 84 | super(itemView); 85 | 86 | } 87 | } 88 | } 89 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/free_recyclerview/adapter/TabAdapter.java: -------------------------------------------------------------------------------- 1 | package com.example.free_recyclerview.adapter; 2 | 3 | import android.support.v7.widget.RecyclerView; 4 | import android.view.View; 5 | import android.view.ViewGroup; 6 | import android.widget.LinearLayout; 7 | import android.widget.TextView; 8 | 9 | import com.example.free_recyclerview.R; 10 | import com.example.free_recyclerview.bean.Data; 11 | import com.example.free_recyclerview.view.AnimateScrollView; 12 | 13 | import java.util.List; 14 | 15 | /** 16 | * Created by myt on 2017/5/30. 17 | */ 18 | public class TabAdapter extends RecyclerView.Adapter{ 19 | 20 | private List datas; 21 | private RecyclerView recyclerView; 22 | public TabAdapter(List datas, RecyclerView recyclerView) { 23 | this.datas = datas; 24 | this.recyclerView = recyclerView; 25 | } 26 | 27 | @Override 28 | public AdapterViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 29 | 30 | return new AdapterViewHolder(View.inflate(parent.getContext(), R.layout.wide_item, null)); 31 | } 32 | 33 | @Override 34 | public void onBindViewHolder(AdapterViewHolder holder, int position) { 35 | Data data = datas.get(position); 36 | 37 | holder.textView.setText(data.getName()); 38 | 39 | int count = holder.tab_tv.length; 40 | for (int i = 0;i< count;i++){ 41 | TextView v = holder.tab_tv[i]; 42 | String str = data.getArray()[i]; 43 | v.setText(str); 44 | } 45 | } 46 | 47 | @Override 48 | public int getItemCount() { 49 | return datas.size(); 50 | } 51 | public class AdapterViewHolder extends RecyclerView.ViewHolder{ 52 | TextView textView; 53 | AnimateScrollView anScrView; 54 | LinearLayout tab_root; 55 | TextView[] tab_tv; 56 | private int len = 11; 57 | public AdapterViewHolder(View itemView) { 58 | super(itemView); 59 | textView = (TextView) itemView.findViewById(R.id.tv); 60 | anScrView = (AnimateScrollView) itemView.findViewById(R.id.scrollView); 61 | tab_root = (LinearLayout) itemView.findViewById(R.id.tab_root); 62 | anScrView.setTag(recyclerView); 63 | tab_tv = new TextView[len]; 64 | addRow(tab_root,tab_tv,len); 65 | } 66 | 67 | } 68 | private void addRow(LinearLayout linearLayout, TextView[] textViews, int size){ 69 | linearLayout.removeAllViews(); 70 | for (int i = 0; i < size; i++){ 71 | View v = View.inflate(linearLayout.getContext(),R.layout.wide_table,null); 72 | TextView con = (TextView) v.findViewById(R.id.wide_content); 73 | textViews[i] = con; 74 | linearLayout.addView(v); 75 | } 76 | } 77 | 78 | } 79 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/free_recyclerview/bean/Data.java: -------------------------------------------------------------------------------- 1 | package com.example.free_recyclerview.bean; 2 | 3 | /** 4 | * Created by admin on 2016/8/26. 5 | */ 6 | public class Data { 7 | private String name; 8 | 9 | private String[] array; 10 | 11 | public String getName() { 12 | return name; 13 | } 14 | 15 | public void setName(String name) { 16 | this.name = name; 17 | } 18 | 19 | public String[] getArray() { 20 | return array; 21 | } 22 | 23 | public void setArray(String[] array) { 24 | this.array = array; 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/free_recyclerview/view/AnimateScrollView.java: -------------------------------------------------------------------------------- 1 | package com.example.free_recyclerview.view; 2 | 3 | import android.content.Context; 4 | import android.util.AttributeSet; 5 | import android.view.VelocityTracker; 6 | import android.widget.HorizontalScrollView; 7 | 8 | /** 9 | * myt. 10 | */ 11 | public class AnimateScrollView extends HorizontalScrollView { 12 | private FreeRecyclerView myRecyclerView; 13 | 14 | private VelocityTracker velocityTracker = null; 15 | public AnimateScrollView(Context context) { 16 | super(context); 17 | setOverScrollMode(OVER_SCROLL_NEVER); 18 | 19 | } 20 | 21 | public AnimateScrollView(Context context, AttributeSet attrs) { 22 | super(context, attrs); 23 | setOverScrollMode(OVER_SCROLL_NEVER); 24 | } 25 | 26 | int downX; 27 | private int mLastXIntercept,mLastYIntercept; 28 | 29 | @Override 30 | protected void onScrollChanged(int l, int t, int oldl, int oldt) { 31 | super.onScrollChanged(l, t, oldl, oldt); 32 | getMyRecyclerView().scrollTo(l); 33 | } 34 | private FreeRecyclerView getMyRecyclerView(){ 35 | if (myRecyclerView == null){ 36 | myRecyclerView = (FreeRecyclerView)getTag(); 37 | } 38 | return myRecyclerView; 39 | } 40 | 41 | } 42 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/free_recyclerview/view/DividerItemDecoration.java: -------------------------------------------------------------------------------- 1 | package com.example.free_recyclerview.view; 2 | 3 | import android.content.Context; 4 | import android.content.res.TypedArray; 5 | import android.graphics.Canvas; 6 | import android.graphics.Rect; 7 | import android.graphics.drawable.Drawable; 8 | import android.support.v7.widget.LinearLayoutManager; 9 | import android.support.v7.widget.RecyclerView; 10 | import android.view.View; 11 | 12 | /** 13 | * Created by myt on 2017/5/30. 14 | */ 15 | public class DividerItemDecoration extends RecyclerView.ItemDecoration { 16 | 17 | private Context mContext; 18 | private Drawable mDivider; 19 | private int mOrientation; 20 | public static final int HORIZONTAL_LIST = LinearLayoutManager.HORIZONTAL; 21 | public static final int VERTICAL_LIST = LinearLayoutManager.VERTICAL; 22 | 23 | //我们通过获取系统属性中的listDivider来添加，在系统中的AppTheme中设置 24 | public static final int[] ATRRS = new int[]{ 25 | android.R.attr.listDivider 26 | }; 27 | 28 | public DividerItemDecoration(Context context, int orientation) { 29 | this.mContext = context; 30 | final TypedArray ta = context.obtainStyledAttributes(ATRRS); 31 | this.mDivider = ta.getDrawable(0); 32 | ta.recycle(); 33 | setOrientation(orientation); 34 | } 35 | 36 | //设置屏幕的方向 37 | public void setOrientation(int orientation){ 38 | if (orientation != HORIZONTAL_LIST && orientation != VERTICAL_LIST){ 39 | throw new IllegalArgumentException("invalid orientation"); 40 | } 41 | mOrientation = orientation; 42 | } 43 | 44 | @Override 45 | public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) { 46 | if (mOrientation == VERTICAL_LIST){ 47 | drawVerticalLine(c, parent, state); 48 | }else { 49 | drawHorizontalLine(c, parent, state); 50 | } 51 | } 52 | 53 | //画横线, 这里的parent其实是显示在屏幕显示的这部分 54 | public void drawHorizontalLine(Canvas c, RecyclerView parent, RecyclerView.State state){ 55 | int left = parent.getPaddingLeft(); 56 | int right = parent.getWidth() - parent.getPaddingRight(); 57 | final int childCount = parent.getChildCount(); 58 | for (int i = 0; i < childCount; i++){ 59 | final View child = parent.getChildAt(i); 60 | 61 | //获得child的布局信息 62 | final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams)child.getLayoutParams(); 63 | final int top = child.getBottom() + params.bottomMargin; 64 | final int bottom = top + mDivider.getIntrinsicHeight(); 65 | mDivider.setBounds(left, top, right, bottom); 66 | mDivider.draw(c); 67 | //Log.d("wnw", left + " " + top + " "+right+" "+bottom+" "+i); 68 | } 69 | } 70 | 71 | //画竖线 72 | public void drawVerticalLine(Canvas c, RecyclerView parent, RecyclerView.State state){ 73 | int top = parent.getPaddingTop(); 74 | int bottom = parent.getHeight() - parent.getPaddingBottom(); 75 | final int childCount = parent.getChildCount(); 76 | for (int i = 0; i < childCount; i++){ 77 | final View child = parent.getChildAt(i); 78 | 79 | //获得child的布局信息 80 | final RecyclerView.LayoutParams params = (RecyclerView.LayoutParams)child.getLayoutParams(); 81 | final int left = child.getRight() + params.rightMargin; 82 | final int right = left + mDivider.getIntrinsicWidth(); 83 | mDivider.setBounds(left, top, right, bottom); 84 | mDivider.draw(c); 85 | } 86 | } 87 | 88 | //由于Divider也有长宽高，每一个Item需要向下或者向右偏移 89 | @Override 90 | public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { 91 | if(mOrientation == HORIZONTAL_LIST){ 92 | //画横线，就是往下偏移一个分割线的高度 93 | outRect.set(0, 0, 0, mDivider.getIntrinsicHeight()); 94 | }else { 95 | //画竖线，就是往右偏移一个分割线的宽度 96 | outRect.set(0, 0, mDivider.getIntrinsicWidth(), 0); 97 | } 98 | } 99 | } -------------------------------------------------------------------------------- /app/src/main/java/com/example/free_recyclerview/view/FreeRecyclerView.java: -------------------------------------------------------------------------------- 1 | package com.example.free_recyclerview.view; 2 | 3 | import android.content.Context; 4 | import android.graphics.Canvas; 5 | import android.support.annotation.Nullable; 6 | import android.support.v7.widget.LinearLayoutManager; 7 | import android.support.v7.widget.RecyclerView; 8 | import android.util.AttributeSet; 9 | import android.view.View; 10 | 11 | import com.example.free_recyclerview.R; 12 | import com.example.free_recyclerview.adapter.HeaderWrapper; 13 | 14 | 15 | /** 16 | * Created by Administrator on 2017/8/7. 17 | */ 18 | 19 | public class FreeRecyclerView extends RecyclerView { 20 | 21 | private int firstVisibleItemPosition = 0; 22 | private int lastVisibleItemPosition = 0; 23 | private int offset = 0; 24 | private HeaderWrapper adapter; 25 | 26 | private View mCurrentHeader; 27 | private float mHeaderOffset; 28 | 29 | public FreeRecyclerView(Context context, @Nullable AttributeSet attrs) { 30 | super(context, attrs); 31 | addScrollListener(); 32 | } 33 | 34 | public FreeRecyclerView(Context context) { 35 | super(context); 36 | 37 | addScrollListener(); 38 | } 39 | 40 | @Override 41 | public void addOnScrollListener(OnScrollListener listener) { 42 | super.addOnScrollListener(listener); 43 | } 44 | 45 | private void addScrollListener(){ 46 | addOnScrollListener(new OnScrollListener() { 47 | @Override 48 | public void onScrollStateChanged(RecyclerView recyclerView, int newState) { 49 | super.onScrollStateChanged(recyclerView, newState); 50 | } 51 | 52 | @Override 53 | public void onScrolled(RecyclerView recyclerView, int dx, int dy) { 54 | super.onScrolled(recyclerView, dx, dy); 55 | scrollBy(offset); 56 | 57 | mCurrentHeader = getHeaderView(firstVisibleItemPosition,mCurrentHeader); 58 | 59 | } 60 | }); 61 | } 62 | 63 | 64 | private View getHeaderView(int position, View v){ 65 | 66 | View view = adapter.getHeaderView(position); 67 | if (view != null){ 68 | v = view; 69 | } 70 | v.setFocusable(false); 71 | return v; 72 | } 73 | 74 | /** 75 | * 获得屏幕内的Position 76 | */ 77 | private void findEyeablePosition(){ 78 | 79 | RecyclerView.LayoutManager layoutManager = getLayoutManager(); 80 | if(layoutManager instanceof LinearLayoutManager){ 81 | firstVisibleItemPosition = ((LinearLayoutManager)layoutManager).findFirstVisibleItemPosition(); 82 | lastVisibleItemPosition = ((LinearLayoutManager)layoutManager).findLastVisibleItemPosition(); 83 | } 84 | } 85 | 86 | /** 87 | * 当某个item滚动的时候，屏幕内的其他item跟着滚动 88 | * @param moveX 89 | */ 90 | public void scrollTo(int moveX){ 91 | this.offset = moveX; 92 | findEyeablePosition(); 93 | 94 | for(int i = firstVisibleItemPosition; i <= lastVisibleItemPosition; i++) { 95 | startAnmateView(getAnimateView(i),moveX); 96 | } 97 | startAnmateView(findAnimateScrollView(mCurrentHeader),offset);//mCurrentHeader scrollView move 98 | invalidate(); 99 | } 100 | 101 | private void startAnmateView(AnimateScrollView scrollView,int moveX){ 102 | scrollView.smoothScrollTo(moveX,0); 103 | } 104 | 105 | 106 | 107 | /** 108 | * 滚动的时候刚进入屏幕内的item 增加一个偏移量 offset 109 | * @param offset 110 | */ 111 | private void scrollBy(int offset){ 112 | findEyeablePosition(); 113 | for(int i = firstVisibleItemPosition; i <= lastVisibleItemPosition; i++) { 114 | startScrollBy(getAnimateView(i),offset); 115 | } 116 | } 117 | 118 | private void startScrollBy(AnimateScrollView scrollView,int moveX){ 119 | scrollView.scrollTo(moveX,0); 120 | } 121 | 122 | 123 | private AnimateScrollView getAnimateView(int index){ 124 | View childView = findViewHolderForAdapterPosition(index).itemView; 125 | AnimateScrollView horizontalScrollView = findAnimateScrollView(childView); 126 | return horizontalScrollView; 127 | } 128 | 129 | 130 | private AnimateScrollView findAnimateScrollView(View v){ 131 | return (AnimateScrollView) v.findViewById(R.id.scrollView); 132 | } 133 | 134 | 135 | @Override 136 | public void setAdapter(Adapter adapter) { 137 | this.adapter = (HeaderWrapper) adapter; 138 | super.setAdapter(adapter); 139 | } 140 | 141 | 142 | 143 | protected void dispatchDraw(Canvas canvas) { 144 | super.dispatchDraw(canvas); 145 | if (mCurrentHeader == null) 146 | return; 147 | int saveCount = canvas.save(); 148 | mCurrentHeader.draw(canvas); 149 | canvas.restoreToCount(saveCount); 150 | } 151 | 152 | } 153 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 12 | 17 | 22 | 27 | 32 | 37 | 42 | 47 | 52 | 57 | 62 | 67 | 72 | 77 | 82 | 87 | 92 | 97 | 102 | 107 | 112 | 113 | 114 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | 16 | 17 | 18 | -------------------------------------------------------------------------------- /app/src/main/res/layout/wide_item.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 8 | 14 | 19 | 25 | 26 | -------------------------------------------------------------------------------- /app/src/main/res/layout/wide_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/main/res/layout/wide_table.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 9 | 14 | -------------------------------------------------------------------------------- /app/src/main/res/layout/wide_title.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 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1 | 2 | free_recyclerview 3 | 4 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/test/java/com/example/administrator/free_recyclerview/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.example.administrator.free_recyclerview; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() throws Exception { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | 5 | repositories { 6 | google() 7 | jcenter() 8 | } 9 | dependencies { 10 | classpath 'com.android.tools.build:gradle:3.1.2' 11 | 12 | 13 | // NOTE: Do not place your application dependencies here; they belong 14 | // in the individual module build.gradle files 15 | } 16 | } 17 | 18 | allprojects { 19 | repositories { 20 | google() 21 | jcenter() 22 | } 23 | } 24 | 25 | task clean(type: Delete) { 26 | delete rootProject.buildDir 27 | } 28 | -------------------------------------------------------------------------------- /gif/free.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/byc4426/FreeRecyclerView/16a6baac854ed23a3690b5503377cc3a8f057280/gif/free.gif -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | org.gradle.jvmargs=-Xmx1536m 13 | 14 | # When configured, Gradle will run in incubating parallel mode. 15 | # This option should only be used with decoupled projects. More details, visit 16 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 17 | # org.gradle.parallel=true 18 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/byc4426/FreeRecyclerView/16a6baac854ed23a3690b5503377cc3a8f057280/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Mon Aug 14 15:14:32 CST 2017 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-4.1-rc-1-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # Attempt to set APP_HOME 46 | # Resolve links: $0 may be a link 47 | PRG="$0" 48 | # Need this for relative symlinks. 49 | while [ -h "$PRG" ] ; do 50 | ls=`ls -ld "$PRG"` 51 | link=`expr "$ls" : '.*-> \(.*\)$'` 52 | if expr "$link" : '/.*' > /dev/null; then 53 | PRG="$link" 54 | else 55 | PRG=`dirname "$PRG"`"/$link" 56 | fi 57 | done 58 | SAVED="`pwd`" 59 | cd "`dirname \"$PRG\"`/" >/dev/null 60 | APP_HOME="`pwd -P`" 61 | cd "$SAVED" >/dev/null 62 | 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 64 | 65 | # Determine the Java command to use to start the JVM. 66 | if [ -n "$JAVA_HOME" ] ; then 67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 68 | # IBM's JDK on AIX uses strange locations for the executables 69 | JAVACMD="$JAVA_HOME/jre/sh/java" 70 | else 71 | JAVACMD="$JAVA_HOME/bin/java" 72 | fi 73 | if [ ! -x "$JAVACMD" ] ; then 74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 75 | 76 | Please set the JAVA_HOME variable in your environment to match the 77 | location of your Java installation." 78 | fi 79 | else 80 | JAVACMD="java" 81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 82 | 83 | Please set the JAVA_HOME variable in your environment to match the 84 | location of your Java installation." 85 | fi 86 | 87 | # Increase the maximum file descriptors if we can. 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 89 | MAX_FD_LIMIT=`ulimit -H -n` 90 | if [ $? -eq 0 ] ; then 91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 92 | MAX_FD="$MAX_FD_LIMIT" 93 | fi 94 | ulimit -n $MAX_FD 95 | if [ $? -ne 0 ] ; then 96 | warn "Could not set maximum file descriptor limit: $MAX_FD" 97 | fi 98 | else 99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 100 | fi 101 | fi 102 | 103 | # For Darwin, add options to specify how the application appears in the dock 104 | if $darwin; then 105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 106 | fi 107 | 108 | # For Cygwin, switch paths to Windows format before running java 109 | if $cygwin ; then 110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 112 | JAVACMD=`cygpath --unix "$JAVACMD"` 113 | 114 | # We build the pattern for arguments to be converted via cygpath 115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 116 | SEP="" 117 | for dir in $ROOTDIRSRAW ; do 118 | ROOTDIRS="$ROOTDIRS$SEP$dir" 119 | SEP="|" 120 | done 121 | OURCYGPATTERN="(^($ROOTDIRS))" 122 | # Add a user-defined pattern to the cygpath arguments 123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 125 | fi 126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 127 | i=0 128 | for arg in "$@" ; do 129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 131 | 132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 134 | else 135 | eval `echo args$i`="\"$arg\"" 136 | fi 137 | i=$((i+1)) 138 | done 139 | case $i in 140 | (0) set -- ;; 141 | (1) set -- "$args0" ;; 142 | (2) set -- "$args0" "$args1" ;; 143 | (3) set -- "$args0" "$args1" "$args2" ;; 144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 150 | esac 151 | fi 152 | 153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 154 | function splitJvmOpts() { 155 | JVM_OPTS=("$@") 156 | } 157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 159 | 160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 161 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | --------------------------------------------------------------------------------