tabTitleList) {
15 | this.tabTitleList = tabTitleList;
16 | }
17 |
18 | @NonNull
19 | @Override
20 | public String toString() {
21 | return tabTitleList.toString();
22 | }
23 | }
24 |
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/app/src/main/res/layout/activity_main_java.xml:
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1 |
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8 |
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/app/src/main/res/layout/activity_main.xml:
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1 |
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7 |
8 |
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14 |
15 |
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/app/src/androidTest/java/com/gaohui/nestedrecyclerview/ExampleInstrumentedTest.kt:
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1 | package com.gaohui.nestedrecyclerview
2 |
3 | import android.support.test.InstrumentationRegistry
4 | import android.support.test.runner.AndroidJUnit4
5 |
6 | import org.junit.Test
7 | import org.junit.runner.RunWith
8 |
9 | import org.junit.Assert.*
10 |
11 | /**
12 | * Instrumented test, which will execute on an Android device.
13 | *
14 | * See [testing documentation](http://d.android.com/tools/testing).
15 | */
16 | @RunWith(AndroidJUnit4::class)
17 | class ExampleInstrumentedTest {
18 | @Test
19 | fun useAppContext() {
20 | // Context of the app under test.
21 | val appContext = InstrumentationRegistry.getTargetContext()
22 | assertEquals("com.gaohui.nestedrecyclerview", appContext.packageName)
23 | }
24 | }
25 |
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/app/proguard-rules.pro:
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1 | # Add project specific ProGuard rules here.
2 | # You can control the set of applied configuration files using the
3 | # proguardFiles setting in build.gradle.
4 | #
5 | # For more details, see
6 | # http://developer.android.com/guide/developing/tools/proguard.html
7 |
8 | # If your project uses WebView with JS, uncomment the following
9 | # and specify the fully qualified class name to the JavaScript interface
10 | # class:
11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
12 | # public *;
13 | #}
14 |
15 | # Uncomment this to preserve the line number information for
16 | # debugging stack traces.
17 | #-keepattributes SourceFile,LineNumberTable
18 |
19 | # If you keep the line number information, uncomment this to
20 | # hide the original source file name.
21 | #-renamesourcefileattribute SourceFile
22 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/update/viewpager/NestedViewPager.java:
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1 | package com.gaohui.nestedrecyclerview.update.viewpager;
2 |
3 | import android.content.Context;
4 | import android.support.v4.view.ViewPager;
5 | import android.view.MotionEvent;
6 |
7 | public class NestedViewPager extends ViewPager {
8 | private boolean canScroll = true;
9 |
10 | public NestedViewPager(Context context) {
11 | super(context);
12 | }
13 |
14 |
15 | public void setCanScroll(boolean canScroll) {
16 | this.canScroll = canScroll;
17 | }
18 |
19 | @Override
20 | public boolean onTouchEvent(MotionEvent ev) {
21 | return canScroll && super.onTouchEvent(ev);
22 | }
23 |
24 | @Override
25 | public boolean onInterceptTouchEvent(MotionEvent ev) {
26 | return canScroll && super.onInterceptTouchEvent(ev);
27 | }
28 | }
29 |
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/gradle.properties:
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1 | # Project-wide Gradle settings.
2 | # IDE (e.g. Android Studio) users:
3 | # Gradle settings configured through the IDE *will override*
4 | # any settings specified in this file.
5 | # For more details on how to configure your build environment visit
6 | # http://www.gradle.org/docs/current/userguide/build_environment.html
7 | # Specifies the JVM arguments used for the daemon process.
8 | # The setting is particularly useful for tweaking memory settings.
9 | org.gradle.jvmargs=-Xmx1536m
10 | # When configured, Gradle will run in incubating parallel mode.
11 | # This option should only be used with decoupled projects. More details, visit
12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
13 | # org.gradle.parallel=true
14 | # Kotlin code style for this project: "official" or "obsolete":
15 | kotlin.code.style=official
16 |
17 | #android.useAndroidX=true
18 |
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/app/src/main/res/layout/layout_item_category_default.xml:
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1 |
2 |
7 |
8 |
13 |
14 |
18 |
19 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/update/viewholder/UpdatedTextViewHolder.java:
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1 | package com.gaohui.nestedrecyclerview.update.viewholder;
2 |
3 | import android.support.annotation.NonNull;
4 | import android.support.v7.widget.RecyclerView;
5 | import android.support.v7.widget.StaggeredGridLayoutManager;
6 | import android.view.View;
7 | import android.widget.TextView;
8 |
9 | import com.gaohui.nestedrecyclerview.R;
10 |
11 |
12 | public class UpdatedTextViewHolder extends RecyclerView.ViewHolder {
13 | public TextView mTv;
14 | public UpdatedTextViewHolder(@NonNull View itemView) {
15 | super(itemView);
16 | mTv = (TextView) itemView.findViewById(R.id.textView);
17 | StaggeredGridLayoutManager.LayoutParams slp;
18 | if ((itemView.getLayoutParams() instanceof StaggeredGridLayoutManager.LayoutParams)) {
19 | slp = (StaggeredGridLayoutManager.LayoutParams)itemView.getLayoutParams();
20 | slp.setFullSpan(true);
21 | }
22 |
23 | }
24 | }
25 |
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/app/src/main/AndroidManifest.xml:
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1 |
2 |
4 |
5 |
12 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
22 |
23 |
24 |
25 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/kotlin/FixedSwipeRefreshLayout.kt:
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1 | package com.gaohui.nestedrecyclerview.kotlin
2 |
3 | import android.content.Context
4 | import android.support.v4.widget.SwipeRefreshLayout
5 | import android.util.AttributeSet
6 |
7 | class StoreSwipeRefreshLayout : SwipeRefreshLayout {
8 |
9 | private var mParentRecyclerView: ParentRecyclerView? = null
10 |
11 | constructor(context: Context) : super(context)
12 | constructor(context: Context, attrs: AttributeSet?) : super(context, attrs)
13 |
14 | override fun onAttachedToWindow() {
15 | super.onAttachedToWindow()
16 | if (mParentRecyclerView == null) {
17 | for (i in 0 until childCount) {
18 | val child = getChildAt(i)
19 | if (child is ParentRecyclerView) {
20 | mParentRecyclerView = child
21 | break
22 | }
23 | }
24 | }
25 |
26 | }
27 |
28 | override fun canChildScrollUp(): Boolean {
29 | return super.canChildScrollUp() || mParentRecyclerView?.isChildRecyclerViewCanScrollUp()?:false
30 | }
31 | }
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/app/src/main/res/layout/laz_recommend_tab_filter_revamp_new_rec.xml:
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1 |
2 |
9 |
10 |
18 |
19 |
31 |
32 |
33 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/UIUtils.java:
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1 | package com.gaohui.nestedrecyclerview;
2 |
3 | import android.content.res.Resources;
4 | import android.util.DisplayMetrics;
5 |
6 | public class UIUtils {
7 | private static final DisplayMetrics sMetrics = Resources.getSystem().getDisplayMetrics();
8 |
9 | public static int getScreenWidth() {
10 | return sMetrics != null ? sMetrics.widthPixels : 0;
11 | }
12 |
13 | public static int getScreenHeight() {
14 | return sMetrics != null ? sMetrics.heightPixels : 0;
15 | }
16 |
17 |
18 | public static int px2dp(float pxValue) {
19 | final float scale = sMetrics != null ? sMetrics.density : 1;
20 | return (int) (pxValue / scale + 0.5f);
21 | }
22 |
23 | public static int dp2px(float dipValue) {
24 | final float scale = sMetrics != null ? sMetrics.density : 1;
25 | return (int) (dipValue * scale + 0.5f);
26 | }
27 |
28 |
29 | public static int px2sp(float pxValue) {
30 | final float fontScale = sMetrics != null ? sMetrics.scaledDensity : 1;
31 | return (int) (pxValue / fontScale + 0.5f);
32 | }
33 |
34 | public static int sp2px(float spValue) {
35 | final float fontScale = sMetrics != null ? sMetrics.scaledDensity : 1;
36 | return (int) (spValue * fontScale + 0.5f);
37 | }
38 |
39 | }
40 |
41 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/update/viewpager/AbsViewPagerAdapter.java:
--------------------------------------------------------------------------------
1 | package com.gaohui.nestedrecyclerview.update.viewpager;
2 |
3 |
4 | import android.support.v4.view.PagerAdapter;
5 |
6 | import com.gaohui.nestedrecyclerview.update.UpdatedNestedRecyclerView;
7 |
8 | import java.util.List;
9 |
10 | /**
11 | * Copyright (C) 2004 - 2023 Lazada Inc. All Rights Reserved.
12 | * Description : 下沉首页主RecyclerView的一些方法
13 | *
14 | * Created by zukai.kzk@alibaba-inc.com on 2023/11/14
15 | */
16 | public abstract class AbsViewPagerAdapter extends PagerAdapter {
17 | /**
18 | * NestedRVOnScrollListener使用到
19 | */
20 | public static int currentPageTab = 0;
21 |
22 | /**
23 | * NestedRecyclerView内部使用到
24 | */
25 | abstract public UpdatedNestedRecyclerView getCurrentView();
26 |
27 | abstract public int getCurrentPageTab();
28 |
29 | /**
30 | * NestedRVOnScrollListener使用到
31 | */
32 | abstract public void clearAllOffset();
33 |
34 | /**
35 | * NestedRVOnScrollListener使用到
36 | */
37 | abstract public List getTabItems();
38 |
39 | /**
40 | * NestedRVOnScrollListener使用到
41 | */
42 | abstract public String getTabItem(int tabIndex);
43 |
44 | /**
45 | * NestedRVOnScrollListener使用到
46 | */
47 | abstract public void saveRecyclerViewState(UpdatedNestedRecyclerView recyclerView, String tabId);
48 | }
49 |
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/app/build.gradle:
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1 | apply plugin: 'com.android.application'
2 |
3 | apply plugin: 'kotlin-android'
4 |
5 | apply plugin: 'kotlin-android-extensions'
6 |
7 | android {
8 | compileSdkVersion 28
9 | defaultConfig {
10 | applicationId "com.gaohui.nestedrecyclerview"
11 | minSdkVersion 16
12 | targetSdkVersion 28
13 | versionCode 1
14 | versionName "1.0"
15 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
16 | }
17 | buildTypes {
18 | release {
19 | minifyEnabled false
20 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
21 | }
22 | }
23 | }
24 |
25 | dependencies {
26 | implementation fileTree(dir: 'libs', include: ['*.jar'])
27 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
28 | implementation 'com.android.support:appcompat-v7:28.0.0'
29 | implementation 'com.android.support.constraint:constraint-layout:1.1.3'
30 | testImplementation 'junit:junit:4.12'
31 | androidTestImplementation 'com.android.support.test:runner:1.0.2'
32 | androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
33 |
34 | implementation 'com.android.support:recyclerview-v7:28.0.0'
35 | implementation 'com.android.support:design:28.0.0'
36 |
37 | // implementation "com.bytedance.tools.codelocator:codelocator-core-support:2.0.0"
38 |
39 | }
40 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/java/view/StoreSwipeRefreshLayout.java:
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1 | package com.gaohui.nestedrecyclerview.java.view;
2 |
3 | import android.content.Context;
4 | import android.support.annotation.NonNull;
5 | import android.support.annotation.Nullable;
6 | import android.support.v4.widget.SwipeRefreshLayout;
7 | import android.util.AttributeSet;
8 | import android.view.View;
9 |
10 | public class StoreSwipeRefreshLayout extends SwipeRefreshLayout {
11 | private ParentRecyclerView mParentRecyclerView = null;
12 |
13 | public StoreSwipeRefreshLayout(@NonNull Context context) {
14 | super(context);
15 | }
16 |
17 | public StoreSwipeRefreshLayout(@NonNull Context context, @Nullable AttributeSet attrs) {
18 | super(context, attrs);
19 | }
20 |
21 | @Override
22 | protected void onAttachedToWindow() {
23 | super.onAttachedToWindow();
24 | if(mParentRecyclerView == null) {
25 | for(int i =0;i < getChildCount();i++) {
26 | View child = getChildAt(i);
27 | if(child instanceof ParentRecyclerView) {
28 | mParentRecyclerView = (ParentRecyclerView) child;
29 | break;
30 | }
31 | }
32 | }
33 | }
34 |
35 | @Override
36 | public boolean canChildScrollUp() {
37 | return super.canChildScrollUp() || (mParentRecyclerView !=null
38 | && mParentRecyclerView.isChildRecyclerViewCanScrollUp());
39 | }
40 | }
41 |
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/app/src/main/res/layout/layout_item_category.xml:
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2 |
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8 |
9 |
10 |
11 |
12 |
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14 |
28 |
29 |
33 |
34 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/java/utils/FlingHelper.java:
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1 | package com.gaohui.nestedrecyclerview.java.utils;
2 |
3 | import android.content.Context;
4 | import android.view.ViewConfiguration;
5 |
6 | public class FlingHelper {
7 | private static float DECELERATION_RATE = ((float) (Math.log(0.78d) / Math.log(0.9d)));
8 | private static float mFlingFriction = ViewConfiguration.getScrollFriction();
9 | private static float mPhysicalCoeff;
10 |
11 | public FlingHelper(Context context) {
12 | mPhysicalCoeff = context.getResources().getDisplayMetrics().density * 160.0f * 386.0878f * 0.84f;
13 | }
14 |
15 | private double getSplineDeceleration(int i) {
16 | return Math.log((double) ((0.35f * ((float) Math.abs(i))) / (mFlingFriction * mPhysicalCoeff)));
17 | }
18 |
19 | private double getSplineDecelerationByDistance(double d) {
20 | return ((((double) DECELERATION_RATE) - 1.0d) * Math.log(d / ((double) (mFlingFriction * mPhysicalCoeff)))) / ((double) DECELERATION_RATE);
21 | }
22 |
23 | public double getSplineFlingDistance(int i) {
24 | return Math.exp(getSplineDeceleration(i) * (((double) DECELERATION_RATE) / (((double) DECELERATION_RATE) - 1.0d))) * ((double) (mFlingFriction * mPhysicalCoeff));
25 | }
26 |
27 | public int getVelocityByDistance(double d) {
28 | return Math.abs((int) (((Math.exp(getSplineDecelerationByDistance(d)) * ((double) mFlingFriction)) * ((double) mPhysicalCoeff)) / 0.3499999940395355d));
29 | }
30 |
31 | public int getSplineFlingDuration(int i) {
32 | return (int) (Math.exp(getSplineDeceleration(i) / (((double) DECELERATION_RATE) - 1.0d)) * 1000.0d);
33 | }
34 | }
35 |
--------------------------------------------------------------------------------
/app/src/main/java/com/gaohui/nestedrecyclerview/kotlin/helper/FlingHelper.kt:
--------------------------------------------------------------------------------
1 | package com.gaohui.nestedrecyclerview.kotlin.helper
2 |
3 | import android.content.Context
4 | import android.view.ViewConfiguration
5 | import kotlin.math.abs
6 | import kotlin.math.exp
7 | import kotlin.math.ln
8 |
9 | /**
10 | * Fling 帮助类
11 | */
12 | class FlingHelper(context: Context) {
13 |
14 | private var mPhysicalCoeff: Float = context.resources.displayMetrics.density * 160.0f * 386.0878f * 0.84f
15 |
16 | private fun getSplineDeceleration(i: Int): Double {
17 | return ln((0.35f * abs(i).toFloat() / (mFlingFriction * mPhysicalCoeff)).toDouble())
18 | }
19 |
20 | private fun getSplineDecelerationByDistance(d: Double): Double {
21 | return (DECELERATION_RATE.toDouble() - 1.0) * ln(d / (mFlingFriction * mPhysicalCoeff).toDouble()) / DECELERATION_RATE.toDouble()
22 | }
23 |
24 | /**
25 | * 根据加速度来获取需要fling的距离
26 | * @param i 加速度
27 | * @return fling的距离
28 | */
29 | fun getSplineFlingDistance(i: Int): Double {
30 | return exp(getSplineDeceleration(i) * (DECELERATION_RATE.toDouble() / (DECELERATION_RATE.toDouble() - 1.0))) * (mFlingFriction * mPhysicalCoeff).toDouble()
31 | }
32 |
33 | /**
34 | * 根据距离来获取加速度
35 | * @param d 距离
36 | * @return 返回加速度
37 | */
38 | fun getVelocityByDistance(d: Double): Int {
39 | return abs((exp(getSplineDecelerationByDistance(d)) * mFlingFriction.toDouble() * mPhysicalCoeff.toDouble() / 0.3499999940395355).toInt())
40 | }
41 |
42 | companion object {
43 | private val DECELERATION_RATE = (ln(0.78) / ln(0.9)).toFloat()
44 | private val mFlingFriction = ViewConfiguration.getScrollFriction()
45 |
46 | }
47 | }
48 |
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/app/src/main/res/values/attrs.xml:
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6 |
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35 |
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/app/src/main/java/com/gaohui/nestedrecyclerview/kotlin/adapter/CategoryPagerAdapter.kt:
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1 | package com.gaohui.nestedrecyclerview.kotlin.adapter
2 |
3 | import android.support.v4.view.PagerAdapter
4 | import android.view.View
5 | import android.view.ViewGroup
6 | import com.gaohui.nestedrecyclerview.kotlin.CategoryView
7 | import com.gaohui.nestedrecyclerview.kotlin.tab.DynamicTabBean
8 | import com.gaohui.nestedrecyclerview.kotlin.tab.DynamicTabLayout
9 |
10 | class CategoryPagerAdapter(
11 | private val viewList: ArrayList,
12 | private val tabTitleList: ArrayList
13 | ) : PagerAdapter(), DynamicTabLayout.DynamicTabProvider {
14 |
15 | private var mCurrentPrimaryItem: CategoryView? = null
16 |
17 | override fun getCount(): Int {
18 | return viewList.size
19 | }
20 |
21 | override fun isViewFromObject(view: View, obj: Any): Boolean {
22 | return view === obj
23 | }
24 |
25 | override fun instantiateItem(container: ViewGroup, position: Int): Any {
26 | val view = viewList[position]
27 | if (container == view.parent) {
28 | container.removeView(view)
29 | }
30 | container.addView(view)
31 | return view
32 | }
33 |
34 | override fun destroyItem(container: ViewGroup, position: Int, `object`: Any) {
35 | //container.removeView((View) object);
36 | }
37 |
38 | override fun setPrimaryItem(container: ViewGroup, position: Int, obj: Any) {
39 | val item = obj as CategoryView
40 | if(item != mCurrentPrimaryItem) {
41 | mCurrentPrimaryItem?.onUserVisibleChange(false)
42 | }
43 | item.onUserVisibleChange(true)
44 | mCurrentPrimaryItem = item
45 | }
46 |
47 | override fun getPageTitle(position: Int): CharSequence? {
48 | return tabTitleList[position]
49 | }
50 |
51 | override fun getPageTitleItem(position: Int): DynamicTabBean? {
52 | return DynamicTabBean("推荐", "精品推荐")
53 | }
54 | }
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/app/src/main/java/com/gaohui/nestedrecyclerview/update/IRecommendTabLayout.java:
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1 | package com.gaohui.nestedrecyclerview.update;
2 |
3 | import android.content.Context;
4 | import android.support.annotation.ColorInt;
5 | import android.support.v4.view.ViewPager;
6 | import android.view.View;
7 | import android.view.ViewGroup;
8 |
9 |
10 | import java.util.List;
11 |
12 | /**
13 | * @author tangmingjian
14 | * @version v1.0
15 | * @date 2022/10/25
16 | * @description 20221121 jfy tab抽象
17 | */
18 | public interface IRecommendTabLayout {
19 | //-----------------------------------------------------------------
20 | // View相关方法 start
21 | //-----------------------------------------------------------------
22 | View getView();
23 |
24 | Context getContext();
25 |
26 | int getWidth();
27 |
28 | void setBackgroundColor(@ColorInt int color);
29 |
30 | ViewGroup.LayoutParams getLayoutParams();
31 |
32 | int getMeasuredHeight();
33 |
34 | View getChildAt(int index);
35 |
36 | void setLayoutParams(ViewGroup.LayoutParams params);
37 |
38 | void requestLayout();
39 | //-----------------------------------------------------------------
40 | // View相关方法 end
41 | //-----------------------------------------------------------------
42 |
43 | void setViewPager(ViewPager viewPager);
44 |
45 | void setIndicatorColor(int indicatorColor);
46 |
47 | void setFixTabFlag(boolean fixTabFlag);
48 |
49 | void updateTabStyles(List list);
50 |
51 | void setLineDrawableEnabled(boolean enabled);
52 |
53 | void setJfyAtTop(boolean jfyAtTop);
54 |
55 | View getTabAt(int position);
56 |
57 | int getTabCount();
58 |
59 | void setOnLayoutListener(OnLayoutListener onLayoutListener);
60 |
61 | interface OnLayoutListener {
62 | void onScrollChanged(int scrollX);
63 |
64 | void onReachStart();
65 |
66 | void onReachEnd();
67 |
68 | void onWidthChanged(int width);
69 | }
70 | }
71 |
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/app/src/main/res/drawable-v24/ic_launcher_foreground.xml:
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1 |
7 |
12 |
13 |
19 |