├── settings.gradle
├── gifs
├── 1.gif
└── 2.gif
├── .idea
├── copyright
│ └── profiles_settings.xml
├── vcs.xml
├── modules.xml
├── runConfigurations.xml
├── gradle.xml
├── compiler.xml
└── misc.xml
├── app
├── src
│ ├── main
│ │ ├── res
│ │ │ ├── values
│ │ │ │ ├── strings.xml
│ │ │ │ ├── colors.xml
│ │ │ │ └── styles.xml
│ │ │ ├── mipmap-hdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ └── ic_launcher_round.png
│ │ │ ├── mipmap-mdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ └── ic_launcher_round.png
│ │ │ ├── mipmap-xhdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ └── ic_launcher_round.png
│ │ │ ├── mipmap-xxhdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ └── ic_launcher_round.png
│ │ │ ├── mipmap-xxxhdpi
│ │ │ │ ├── ic_launcher.png
│ │ │ │ └── ic_launcher_round.png
│ │ │ └── layout
│ │ │ │ ├── activity_vertical.xml
│ │ │ │ ├── courses_horizontal_item.xml
│ │ │ │ ├── activity_main.xml
│ │ │ │ ├── item_horizontal.xml
│ │ │ │ ├── item_vertical.xml
│ │ │ │ ├── courses_item.xml
│ │ │ │ ├── item_vertical_inner.xml
│ │ │ │ └── item_horizontal_inner.xml
│ │ ├── java
│ │ │ └── lee
│ │ │ │ └── com
│ │ │ │ └── test
│ │ │ │ ├── Entity.java
│ │ │ │ ├── MainActivity.java
│ │ │ │ ├── VerticalActivity.java
│ │ │ │ ├── HorizontalActivity.java
│ │ │ │ ├── VerticalAdapter.java
│ │ │ │ └── HorizontalAdapter.java
│ │ └── AndroidManifest.xml
│ ├── test
│ │ └── java
│ │ │ └── lee
│ │ │ └── com
│ │ │ └── test
│ │ │ └── ExampleUnitTest.java
│ └── androidTest
│ │ └── java
│ │ └── lee
│ │ └── com
│ │ └── test
│ │ └── ExampleInstrumentedTest.java
├── proguard-rules.pro
└── build.gradle
├── gradle
└── wrapper
│ ├── gradle-wrapper.jar
│ └── gradle-wrapper.properties
├── .gitignore
├── README.md
├── gradle.properties
├── gradlew.bat
└── gradlew
/settings.gradle:
--------------------------------------------------------------------------------
1 | include ':app'
2 |
--------------------------------------------------------------------------------
/gifs/1.gif:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/gifs/1.gif
--------------------------------------------------------------------------------
/gifs/2.gif:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/gifs/2.gif
--------------------------------------------------------------------------------
/.idea/copyright/profiles_settings.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
--------------------------------------------------------------------------------
/app/src/main/res/values/strings.xml:
--------------------------------------------------------------------------------
1 |
2 | Recyclerview-Nested-Recyclerview
3 |
4 |
--------------------------------------------------------------------------------
/gradle/wrapper/gradle-wrapper.jar:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/gradle/wrapper/gradle-wrapper.jar
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-hdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-mdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xhdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxhdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-hdpi/ic_launcher_round.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-mdpi/ic_launcher_round.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png
--------------------------------------------------------------------------------
/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png:
--------------------------------------------------------------------------------
https://raw.githubusercontent.com/EnjoyAndroid/RecyclerviewNestedRecyclerview/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png
--------------------------------------------------------------------------------
/.idea/vcs.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
5 |
6 |
--------------------------------------------------------------------------------
/.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 | !/build/
11 | !/gradle/
12 | !/app/build/
13 |
--------------------------------------------------------------------------------
/app/src/main/res/values/colors.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 | #3F51B5
4 | #303F9F
5 | #FF4081
6 |
7 |
--------------------------------------------------------------------------------
/gradle/wrapper/gradle-wrapper.properties:
--------------------------------------------------------------------------------
1 | #Wed Jul 19 16:28:16 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-3.3-all.zip
7 |
--------------------------------------------------------------------------------
/.idea/modules.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
--------------------------------------------------------------------------------
/app/src/main/res/values/styles.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
10 |
11 |
12 |
--------------------------------------------------------------------------------
/app/src/test/java/lee/com/test/ExampleUnitTest.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
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 | }
--------------------------------------------------------------------------------
/app/src/main/res/layout/activity_vertical.xml:
--------------------------------------------------------------------------------
1 |
2 |
7 |
8 |
12 |
13 |
--------------------------------------------------------------------------------
/app/src/main/res/layout/courses_horizontal_item.xml:
--------------------------------------------------------------------------------
1 |
5 |
6 |
12 |
13 |
--------------------------------------------------------------------------------
/.idea/runConfigurations.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
11 |
12 |
--------------------------------------------------------------------------------
/README.md:
--------------------------------------------------------------------------------
1 | # RecyclerviewNestedRecyclerview
2 | An example of a recyclerview nested recyclerview
3 |
4 |
5 | 最近项目中用到了两个RecyclerView嵌套的布局，即RecyclerView的item也是RecyclerView，其中遇到了两个比较典型的问题：1、当item的方向是垂直方向时，父RecyclerView首次加载会出现位移；2、当item的方向是水平方向时，父RecyclerView上下滑动之后，子RecyclerView位置会还原，本文主要解决以上两个问题。我们先来瞄一眼这两个问题的效果图：
6 |
7 | 
8 |
9 |
10 | 来瞄一眼解决问题后的效果图：
11 |
12 | 
13 |
14 | 源码解析：
15 | http://www.jianshu.com/p/91b6ef2c4c29
16 |
--------------------------------------------------------------------------------
/.idea/gradle.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
17 |
18 |
--------------------------------------------------------------------------------
/.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 |
--------------------------------------------------------------------------------
/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 |
--------------------------------------------------------------------------------
/app/src/main/res/layout/activity_main.xml:
--------------------------------------------------------------------------------
1 |
8 |
9 |
15 |
21 |
22 |
--------------------------------------------------------------------------------
/app/src/androidTest/java/lee/com/test/ExampleInstrumentedTest.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
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 | * Instrumentation 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("lee.com.test", appContext.getPackageName());
25 | }
26 | }
27 |
--------------------------------------------------------------------------------
/app/src/main/java/lee/com/test/Entity.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
2 |
3 | import java.util.List;
4 |
5 | /**
6 | * Description：
7 | * Author：Lee
8 | * Date：2017/6/22 17:03
9 | */
10 |
11 | public class Entity {
12 |
13 | public String title;
14 | public List innerEntities;
15 |
16 | public int scrollOffset;
17 | public int scrollPosition;
18 |
19 | public static class InnerEntity {
20 | public String innerTitle;
21 | public int innerImageId;
22 |
23 | public InnerEntity(String innerTitle, int innerImageId) {
24 | this.innerTitle = innerTitle;
25 | this.innerImageId = innerImageId;
26 | }
27 | }
28 |
29 | public Entity(String title, List innerEntities) {
30 | this.title = title;
31 | this.innerEntities = innerEntities;
32 | }
33 |
34 | public Entity() {
35 | }
36 | }
37 |
--------------------------------------------------------------------------------
/app/src/main/AndroidManifest.xml:
--------------------------------------------------------------------------------
1 |
2 |
4 |
5 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
--------------------------------------------------------------------------------
/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:\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/main/java/lee/com/test/MainActivity.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
2 |
3 | import android.content.Intent;
4 | import android.os.Bundle;
5 | import android.support.v7.app.AppCompatActivity;
6 | import android.view.View;
7 | import android.widget.Button;
8 |
9 | import butterknife.BindView;
10 | import butterknife.ButterKnife;
11 |
12 | public class MainActivity extends AppCompatActivity {
13 |
14 | @BindView(R.id.btn1)
15 | Button btn1;
16 | @BindView(R.id.btn2)
17 | Button btn2;
18 |
19 | @Override
20 | protected void onCreate(Bundle savedInstanceState) {
21 | super.onCreate(savedInstanceState);
22 | setContentView(R.layout.activity_main);
23 | ButterKnife.bind(this);
24 |
25 | btn1.setOnClickListener(new View.OnClickListener() {
26 | @Override
27 | public void onClick(View v) {
28 | startActivity(new Intent(MainActivity.this,VerticalActivity.class));
29 | }
30 | });
31 |
32 | btn2.setOnClickListener(new View.OnClickListener() {
33 | @Override
34 | public void onClick(View v) {
35 | startActivity(new Intent(MainActivity.this,HorizontalActivity.class));
36 | }
37 | });
38 |
39 | }
40 | }
41 |
--------------------------------------------------------------------------------
/app/src/main/res/layout/item_horizontal.xml:
--------------------------------------------------------------------------------
1 |
2 |
12 |
13 |
26 |
27 |
33 |
--------------------------------------------------------------------------------
/app/build.gradle:
--------------------------------------------------------------------------------
1 | apply plugin: 'com.android.application'
2 | apply plugin: 'com.jakewharton.butterknife'
3 | android {
4 | compileSdkVersion 25
5 | buildToolsVersion "25.0.3"
6 |
7 | defaultConfig {
8 | applicationId "lee.com.test"
9 | minSdkVersion 15
10 | targetSdkVersion 25
11 | versionCode 1
12 | versionName "1.0"
13 |
14 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
15 |
16 | }
17 | buildTypes {
18 | release {
19 | minifyEnabled false
20 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
21 | }
22 | }
23 | }
24 |
25 | dependencies {
26 | compile fileTree(include: ['*.jar'], dir: 'libs')
27 | androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
28 | exclude group: 'com.android.support', module: 'support-annotations'
29 | })
30 | compile 'com.android.support:appcompat-v7:25.3.1'
31 | compile 'com.android.support.constraint:constraint-layout:1.0.2'
32 | testCompile 'junit:junit:4.12'
33 | compile 'com.android.support:recyclerview-v7:25.3.1'
34 | compile 'com.github.CymChad:BaseRecyclerViewAdapterHelper:2.9.20'
35 | compile 'com.jakewharton:butterknife:8.6.0'
36 | annotationProcessor 'com.jakewharton:butterknife-compiler:8.6.0'
37 | }
38 |
--------------------------------------------------------------------------------
/app/src/main/res/layout/item_vertical.xml:
--------------------------------------------------------------------------------
1 |
2 |
13 |
14 |
27 |
28 |
34 |
--------------------------------------------------------------------------------
/app/src/main/res/layout/courses_item.xml:
--------------------------------------------------------------------------------
1 |
7 |
8 |
14 |
15 |
20 |
21 |
27 |
28 |
29 |
37 |
38 |
39 |
--------------------------------------------------------------------------------
/app/src/main/java/lee/com/test/VerticalActivity.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
2 |
3 | import android.os.Bundle;
4 | import android.support.v7.app.AppCompatActivity;
5 | import android.support.v7.widget.LinearLayoutManager;
6 | import android.support.v7.widget.RecyclerView;
7 |
8 | import java.util.ArrayList;
9 | import java.util.List;
10 |
11 | import butterknife.BindView;
12 | import butterknife.ButterKnife;
13 |
14 | public class VerticalActivity extends AppCompatActivity {
15 |
16 | @BindView(R.id.recyclerview)
17 | RecyclerView mRecyclerview;
18 | private VerticalAdapter adapter;
19 |
20 | @Override
21 | protected void onCreate(Bundle savedInstanceState) {
22 | super.onCreate(savedInstanceState);
23 | setContentView(R.layout.activity_vertical);
24 | ButterKnife.bind(this);
25 |
26 | List list = new ArrayList<>();
27 | for (int i = 1; i < 11; i++) {
28 | Entity entity = new Entity();
29 | entity.title = "title" + i;
30 | List innerEntities = new ArrayList<>();
31 | for (int j = 1; j < 11; j++) {
32 | innerEntities.add(new Entity.InnerEntity(("Inner Title" + i + " - " + j), j % 3 == 0 ? R.mipmap.ic_launcher_round : R.mipmap.ic_launcher));
33 | }
34 | entity.innerEntities = innerEntities;
35 | list.add(entity);
36 | }
37 |
38 | adapter = new VerticalAdapter(list);
39 | mRecyclerview.setAdapter(adapter);
40 | mRecyclerview.setLayoutManager(new LinearLayoutManager(this));
41 | }
42 | }
43 |
--------------------------------------------------------------------------------
/app/src/main/java/lee/com/test/HorizontalActivity.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
2 |
3 | import android.os.Bundle;
4 | import android.support.v7.app.AppCompatActivity;
5 | import android.support.v7.widget.LinearLayoutManager;
6 | import android.support.v7.widget.RecyclerView;
7 |
8 | import java.util.ArrayList;
9 | import java.util.List;
10 |
11 | import butterknife.BindView;
12 | import butterknife.ButterKnife;
13 |
14 | public class HorizontalActivity extends AppCompatActivity {
15 |
16 | @BindView(R.id.recyclerview)
17 | RecyclerView mRecyclerview;
18 | private HorizontalAdapter adapter;
19 |
20 | @Override
21 | protected void onCreate(Bundle savedInstanceState) {
22 | super.onCreate(savedInstanceState);
23 | setContentView(R.layout.activity_vertical);
24 | ButterKnife.bind(this);
25 |
26 | List list = new ArrayList<>();
27 | for (int i = 1; i < 21; i++) {
28 | Entity entity = new Entity();
29 | entity.title = "title" + i;
30 | List innerEntities = new ArrayList<>();
31 | for (int j = 1; j < 11; j++) {
32 | innerEntities.add(new Entity.InnerEntity(("Inner Title" + i + " - " + j), j % 3 == 0 ? R.mipmap.ic_launcher_round : R.mipmap.ic_launcher));
33 | }
34 | entity.innerEntities = innerEntities;
35 | list.add(entity);
36 | }
37 |
38 | adapter = new HorizontalAdapter(list);
39 | mRecyclerview.setAdapter(adapter);
40 | mRecyclerview.setLayoutManager(new LinearLayoutManager(this));
41 | }
42 | }
43 |
--------------------------------------------------------------------------------
/app/src/main/res/layout/item_vertical_inner.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
13 |
14 |
20 |
21 |
28 |
29 |
35 |
36 |
37 |
38 |
43 |
--------------------------------------------------------------------------------
/app/src/main/res/layout/item_horizontal_inner.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
13 |
14 |
20 |
21 |
28 |
29 |
35 |
36 |
37 |
38 |
43 |
--------------------------------------------------------------------------------
/app/src/main/java/lee/com/test/VerticalAdapter.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
2 |
3 | import android.support.v7.widget.LinearLayoutManager;
4 | import android.support.v7.widget.RecyclerView;
5 | import android.widget.ImageView;
6 |
7 | import com.chad.library.adapter.base.BaseQuickAdapter;
8 | import com.chad.library.adapter.base.BaseViewHolder;
9 |
10 | import java.util.List;
11 |
12 |
13 | public class VerticalAdapter extends BaseQuickAdapter {
14 |
15 | public static final String TAG = VerticalAdapter.class.getSimpleName();
16 |
17 | public VerticalAdapter(List data) {
18 | super(R.layout.item_vertical, data);
19 | }
20 |
21 | @Override
22 | protected void convert(BaseViewHolder helper, Entity item) {
23 | helper.setText(R.id.tv_title, item.title);
24 | final RecyclerView recyclerView = helper.getView(R.id.rv_item);
25 | final LinearLayoutManager layoutManager = new LinearLayoutManager(mContext);
26 | recyclerView.setLayoutManager(layoutManager);
27 | InnerAdapter innerAdapter = new InnerAdapter(item.innerEntities);
28 | recyclerView.setAdapter(innerAdapter);
29 | }
30 |
31 | private class InnerAdapter extends BaseQuickAdapter {
32 |
33 | public InnerAdapter(List datas) {
34 | super(R.layout.item_vertical_inner, datas);
35 | }
36 |
37 | @Override
38 | protected void convert(final BaseViewHolder helper, final Entity.InnerEntity item) {
39 | helper.setText(R.id.title, item.innerTitle);
40 | ((ImageView) helper.getView(R.id.iv)).setImageResource(item.innerImageId);
41 | }
42 | }
43 | }
44 |
--------------------------------------------------------------------------------
/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 |
--------------------------------------------------------------------------------
/.idea/misc.xml:
--------------------------------------------------------------------------------
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
19 |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
40 |
41 |
42 |
43 |
44 |
45 |
46 |
47 | C:\Users\Administrator\AppData\Roaming\Subversion
48 |
49 |
50 |
51 |
52 |
53 | 1.8
54 |
55 |
60 |
61 |
62 |
63 |
64 |
65 |
--------------------------------------------------------------------------------
/app/src/main/java/lee/com/test/HorizontalAdapter.java:
--------------------------------------------------------------------------------
1 | package lee.com.test;
2 |
3 | import android.support.v7.widget.LinearLayoutManager;
4 | import android.support.v7.widget.OrientationHelper;
5 | import android.support.v7.widget.RecyclerView;
6 | import android.view.View;
7 | import android.widget.ImageView;
8 |
9 | import com.chad.library.adapter.base.BaseQuickAdapter;
10 | import com.chad.library.adapter.base.BaseViewHolder;
11 |
12 | import java.util.List;
13 |
14 |
15 | public class HorizontalAdapter extends BaseQuickAdapter {
16 |
17 | public static final String TAG = HorizontalAdapter.class.getSimpleName();
18 |
19 | public HorizontalAdapter(List data) {
20 | super(R.layout.item_horizontal, data);
21 | }
22 |
23 | @Override
24 | protected void convert(BaseViewHolder helper, Entity item) {
25 | helper.setText(R.id.tv_title, item.title);
26 | final RecyclerView recyclerView = helper.getView(R.id.rv_item);
27 | final LinearLayoutManager layoutManager = new LinearLayoutManager(mContext);
28 | layoutManager.setOrientation(OrientationHelper.HORIZONTAL);
29 | recyclerView.setLayoutManager(layoutManager);
30 | InnerAdapter innerAdapter = new InnerAdapter(item.innerEntities);
31 | recyclerView.setAdapter(innerAdapter);
32 | if (item.scrollOffset > 0) {
33 | layoutManager.scrollToPositionWithOffset(item.scrollPosition, item.scrollOffset);
34 | }
35 | recyclerView.addOnScrollListener(new MyOnScrollListener(item, layoutManager));
36 | }
37 |
38 |
39 | private class MyOnScrollListener extends RecyclerView.OnScrollListener {
40 |
41 | private LinearLayoutManager mLayoutManager;
42 | private Entity mEntity;
43 | private int mItemWidth;
44 | private int mItemMargin;
45 |
46 | public MyOnScrollListener(Entity shopItem, LinearLayoutManager layoutManager) {
47 | mLayoutManager = layoutManager;
48 | mEntity = shopItem;
49 | }
50 |
51 | @Override
52 | public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
53 | super.onScrolled(recyclerView, dx, dy);
54 | }
55 |
56 | @Override
57 | public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
58 | super.onScrollStateChanged(recyclerView, newState);
59 | switch (newState) {
60 | case RecyclerView.SCROLL_STATE_IDLE:
61 |
62 | int offset = recyclerView.computeHorizontalScrollOffset();
63 | mEntity.scrollPosition = mLayoutManager.findFirstVisibleItemPosition() < 0 ? mEntity.scrollPosition : mLayoutManager.findFirstVisibleItemPosition() + 1;
64 | if (mItemWidth <= 0) {
65 | View item = mLayoutManager.findViewByPosition(mEntity.scrollPosition);
66 | if (item != null) {
67 | RecyclerView.LayoutParams layoutParams = (RecyclerView.LayoutParams) item.getLayoutParams();
68 | mItemWidth = item.getWidth();
69 | mItemMargin = layoutParams.rightMargin;
70 | }
71 | }
72 | if (offset > 0 && mItemWidth > 0) {
73 | //offset % mItemWidth：得到当前position的滑动距离
74 | //mEntity.scrollPosition * mItemMargin：得到（0至position）的所有item的margin
75 | //用当前item的宽度-所有margin-当前position的滑动距离，就得到offset。
76 | mEntity.scrollOffset = mItemWidth - offset % mItemWidth + mEntity.scrollPosition * mItemMargin;
77 | }
78 | break;
79 | }
80 | }
81 | }
82 |
83 |
84 | private class InnerAdapter extends BaseQuickAdapter {
85 |
86 | public InnerAdapter(List datas) {
87 | super(R.layout.item_horizontal_inner, datas);
88 | }
89 |
90 | @Override
91 | protected void convert(final BaseViewHolder helper, final Entity.InnerEntity item) {
92 |
93 | helper.setText(R.id.title, item.innerTitle);
94 | ((ImageView) helper.getView(R.id.iv)).setImageResource(item.innerImageId);
95 | }
96 |
97 | }
98 | }
99 |
--------------------------------------------------------------------------------
/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 |
--------------------------------------------------------------------------------