├── .gitignore ├── .travis.yml ├── README.md ├── androidelasticview ├── .gitignore ├── build.gradle ├── proguard-rules.pro ├── project.properties └── src │ ├── androidTest │ └── java │ │ └── co │ │ └── lujun │ │ └── androidelasticview │ │ └── ApplicationTest.java │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── co │ │ └── lujun │ │ └── androidelasticview │ │ ├── ElasticListView.java │ │ ├── ElasticRecycleView.java │ │ ├── ElasticScrollView.java │ │ └── listener │ │ ├── GestureDetectorListener.java │ │ ├── OnDirectionChangedListener.java │ │ ├── OnGestureChangedListener.java │ │ └── OnOffsetChangedListener.java │ └── res │ └── values │ ├── attrs.xml │ └── strings.xml ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── sample ├── .gitignore ├── build.gradle ├── proguard-rules.pro ├── sample-release.apk └── src │ ├── androidTest │ └── java │ │ └── co │ │ └── lujun │ │ └── sample │ │ └── ApplicationTest.java │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── co │ │ └── lujun │ │ └── sample │ │ ├── FragmentListView.java │ │ ├── FragmentScrollView.java │ │ └── MainActivity.java │ └── res │ ├── layout │ ├── activity_main.xml │ ├── fragment_listview.xml │ ├── fragment_recyclerview.xml │ ├── fragment_scrollview.xml │ ├── view_footer.xml │ ├── view_header.xml │ └── view_recyclerview_item.xml │ ├── menu │ └── menu_main.xml │ ├── mipmap-hdpi │ └── ic_launcher.png │ ├── mipmap-mdpi │ └── ic_launcher.png │ ├── mipmap-xhdpi │ └── ic_launcher.png │ ├── mipmap-xxhdpi │ └── ic_launcher.png │ ├── values-w820dp │ └── dimens.xml │ └── values │ ├── dimens.xml │ ├── strings.xml │ └── styles.xml ├── screenshots └── androidelasticview.gif └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | .gradle 2 | /local.properties 3 | /.idea/workspace.xml 4 | .DS_Store 5 | /build 6 | # built application files 7 | *.ap_ 8 | 9 | # files for the dex VM 10 | *.dex 11 | 12 | # Java class files 13 | *.class 14 | .DS_Store 15 | 16 | # generated files 17 | bin/ 18 | gen/ 19 | Wiki/ 20 | 21 | # Local configuration file (sdk path, etc) 22 | local.properties 23 | 24 | # Eclipse project files 25 | .classpath 26 | .project 27 | .settings/ 28 | 29 | # Proguard folder generated by Eclipse 30 | proguard/ 31 | 32 | #Android Studio 33 | build/ 34 | 35 | # Intellij project files 36 | *.iml 37 | *.ipr 38 | *.iws 39 | .idea/ 40 | 41 | #gradle 42 | .gradle/ -------------------------------------------------------------------------------- /.travis.yml: -------------------------------------------------------------------------------- 1 | language: android 2 | android: 3 | components: 4 | # Uncomment the lines below if you want to 5 | # use the latest revision of Android SDK Tools 6 | # - platform-tools 7 | # - tools 8 | 9 | # The BuildTools version used by your project 10 | - build-tools-22.0.1 11 | 12 | # The SDK version used to compile your project 13 | - android-22 14 | 15 | # Additional components 16 | - extra-google-google_play_services 17 | - extra-google-m2repository 18 | - extra-android-m2repository 19 | - addon-google_apis-google-19 20 | 21 | # Specify at least one system image, 22 | # if you need to run emulator(s) during your tests 23 | - sys-img-armeabi-v7a-android-19 24 | - sys-img-x86-android-17 25 | 26 | script: ./gradlew assembleDebug -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # AndroidElasticView [![Build Status](https://travis-ci.org/whilu/AndroidElasticView.svg)](https://travis-ci.org/whilu/AndroidElasticView) 2 | 弹性View，像IOS中的效果。 3 | 4 | ## 开始使用 5 | ### 引入库 6 | #### Gradle 7 | ```groovy 8 | dependencies { 9 | compile 'co.lujun:androidelasticview:1.0.9' 10 | } 11 | ``` 12 | 13 | #### 本地导入androidelasticview使用 14 | ######1、导入androidelasticview 15 | ######2、在Project下的settings.gradle中添加`include ':androidelasticview'` 16 | ######3、使用该库的Module/build.gradle中dependencies语句添加`compile project(':androidelasticview')` 17 | 18 | ### 使用 19 | 命名空间：xmlns:app="http://schemas.android.com/apk/res-auto" 20 | 提供两个自定义属性： 21 | * `app:elastic_factor` (弹性因子，float类型，所有View都可以使用) 22 | * `app:anim_duration` (回弹时间，integer类型，仅供ElasticScrollView使用，其他无效) 23 | 24 | ElasticListView 25 | ```xml 26 | 31 | ``` 32 | ```java 33 | ElasticListView listView; 34 | // 获取偏移量， type：0-下拉，1-上拉； offset-偏移量 35 | listView.setOffsetChangeListener(new OnOffsetChangedListener() { 36 | @Override 37 | public void onOffsetChanged(int type, int offset) { 38 | Log.d(TAG, "type=" + type + ", offset=" + offset); 39 | } 40 | }); 41 | // 容错处理抽取数目 42 | listView.setErrorContainerNum(3); 43 | // 获取列表滑动方向， isScrollToUp-true（手势向上滑）-false（手势向下滑） 44 | listView.setScrollDirectionListener(new OnDirectionChangedListener() { 45 | @Override 46 | public void onDirectionChanged(boolean isScrollToUp) { 47 | Log.d(TAG, "isScrollToUp=" + isScrollToUp); 48 | } 49 | }); 50 | //获取Gesture Fling手势方向 51 | // 0-fling top, 1-fling bottom, 2-fling left, 3-fling right 52 | listView.setGestureChangedListener(new OnGestureChangedListener() { 53 | @Override 54 | public void onGestureChanged(int gesture) { 55 | Log.d(TAG, "gesture=" + gesture); 56 | } 57 | }); 58 | // 按下拉动过程中是否放开 59 | listView.isUp(); 60 | ``` 61 | ElasticScrollView 62 | ```xml 63 | 69 | 73 | 74 | 75 | 76 | 77 | 78 | ``` 79 | ElasticRecycleView(Deprecated) 80 | 81 | ## SAMPLE 82 | [sample apk下载](/sample/sample-release.apk) 83 | 84 | ## About 85 | [ElasticScrollView原文实现方式(Android上实现仿IOS弹性ScrollView)](http://www.2cto.com/kf/201402/279066.html) 86 | 87 | 有任何问题，[email me](mailto:lujunat1993@gmail.com). 88 | 89 | ## License 90 | Copyright (c) 2015 [lujun](http://lujun.co) 91 | 92 | Licensed under the [Apache License, Version 2.0](http://www.apache.org/licenses/LICENSE-2.0.html) -------------------------------------------------------------------------------- /androidelasticview/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | # Local configuration file (sdk path, etc) 3 | local.properties -------------------------------------------------------------------------------- /androidelasticview/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | android { 4 | compileSdkVersion 22 5 | buildToolsVersion "22.0.1" 6 | 7 | defaultConfig { 8 | minSdkVersion 11 9 | targetSdkVersion 22 10 | versionCode 109 11 | versionName "1.0.9" 12 | } 13 | 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | compile fileTree(dir: 'libs', include: ['*.jar']) 24 | compile 'com.android.support:appcompat-v7:22.2.0' 25 | compile 'com.android.support:recyclerview-v7:22.2.0' 26 | } 27 | // 上传jCenter gradle bintrayUpload 28 | apply from: 'https://raw.githubusercontent.com/whilu/AndroidPublishLibrary/master/project/library/bintray_publish.gradle' 29 | -------------------------------------------------------------------------------- /androidelasticview/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 F:\code\android\adt-bundle-windows-x86_64-20140702\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 | -------------------------------------------------------------------------------- /androidelasticview/project.properties: -------------------------------------------------------------------------------- 1 | #project 2 | project.name=AndroidElasticView 3 | project.groupId=co.lujun 4 | project.artifactId=androidelasticview 5 | project.packaging=aar 6 | project.siteUrl=https://github.com/whilu/AndroidElasticView 7 | project.gitUrl=https://github.com/whilu/AndroidElasticView.git 8 | 9 | #javadoc 10 | javadoc.name=AndroidElasticView -------------------------------------------------------------------------------- /androidelasticview/src/androidTest/java/co/lujun/androidelasticview/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview; 2 | 3 | import android.app.Application; 4 | import android.test.ApplicationTestCase; 5 | 6 | /** 7 | * Testing Fundamentals 8 | */ 9 | public class ApplicationTest extends ApplicationTestCase { 10 | public ApplicationTest() { 11 | super(Application.class); 12 | } 13 | } -------------------------------------------------------------------------------- /androidelasticview/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /androidelasticview/src/main/java/co/lujun/androidelasticview/ElasticListView.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview; 2 | 3 | import android.animation.ObjectAnimator; 4 | import android.animation.ValueAnimator; 5 | import android.content.Context; 6 | import android.content.res.TypedArray; 7 | import android.os.Handler; 8 | import android.os.Message; 9 | import android.util.AttributeSet; 10 | import android.view.GestureDetector; 11 | import android.view.MotionEvent; 12 | import android.view.View; 13 | import android.view.animation.AccelerateDecelerateInterpolator; 14 | import android.widget.AbsListView; 15 | import android.widget.ListView; 16 | 17 | import java.util.Timer; 18 | import java.util.TimerTask; 19 | 20 | import co.lujun.androidelasticview.listener.GestureDetectorListener; 21 | import co.lujun.androidelasticview.listener.OnDirectionChangedListener; 22 | import co.lujun.androidelasticview.listener.OnGestureChangedListener; 23 | import co.lujun.androidelasticview.listener.OnOffsetChangedListener; 24 | 25 | /** 26 | * Created by lujun on 2015/8/13. 27 | */ 28 | public class ElasticListView extends ListView implements AbsListView.OnScrollListener { 29 | 30 | private float mElasticFactor = 0.5f;// 弹性因子 31 | 32 | private float mOldY;// 起始Y坐标 33 | 34 | private int mHeaderHeight, mFooterHeight = 50;// header height和footer height(dp) 35 | 36 | private int mCurHeight; // 当前高度 37 | 38 | private int mAnimDuration = 400;// 动画时间 39 | 40 | private int mFirstVisibleItem; //第一个可见的Item 41 | 42 | private int mScrollState; // 滚动状态 43 | 44 | private int mCurPullState; // 拉动方向 45 | 46 | private View mHeaderView, mFooterView;//header view和footer view 47 | 48 | private boolean canPullUp, canPullDown;// 可否上拉，下拉 49 | 50 | private boolean isMoved;// 是否移动了View 51 | 52 | private boolean isInited;// 是否初始化结束 53 | 54 | private boolean isInFooter; // 是否滚到底部 55 | 56 | private boolean isUp;// 按下是否松开 57 | 58 | private OnOffsetChangedListener mListener; //偏移量变化监听 59 | 60 | private GestureDetectorListener mGestureDetectorListener;// GestureDetector.SimpleOnGestureListener 61 | 62 | private GestureDetector mGestureDetector;// GestureDetector 63 | 64 | private OnGestureChangedListener mGestureChangedListener;// OnGestureChangedListener 65 | 66 | private ValueAnimator.AnimatorUpdateListener mPullDownAnimatorListener = new ValueAnimator.AnimatorUpdateListener() { 67 | @Override 68 | public void onAnimationUpdate(ValueAnimator animation) { 69 | float val = (Float) animation.getAnimatedValue(); 70 | mHeaderView.setPadding(0, (int) val, 0, 0); 71 | } 72 | }; 73 | 74 | private ValueAnimator.AnimatorUpdateListener mPullUpAnimatorListener = new ValueAnimator.AnimatorUpdateListener() { 75 | @Override 76 | public void onAnimationUpdate(ValueAnimator animation) { 77 | float val = (Float) animation.getAnimatedValue(); 78 | mFooterView.setPadding(0, 0, 0, (int) val); 79 | } 80 | }; 81 | 82 | private static int PULL_DOWN = 0; // 下拉方向 83 | private static int PULL_UP = 1; // 上拉方向 84 | 85 | public ElasticListView(Context context) { 86 | super(context); 87 | } 88 | 89 | public ElasticListView(Context context, AttributeSet attrs){ 90 | super(context, attrs); 91 | init(context, attrs); 92 | } 93 | 94 | public ElasticListView(Context context, AttributeSet attrs, int defStyleAttr) { 95 | super(context, attrs, defStyleAttr); 96 | init(context, attrs); 97 | } 98 | 99 | private void init(Context context, AttributeSet attrs){ 100 | final TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.ElasticView); 101 | mElasticFactor = typedArray.getFloat(R.styleable.ElasticView_elastic_factor, mElasticFactor); 102 | mAnimDuration = typedArray.getInt(R.styleable.ElasticView_anim_duration, mAnimDuration); 103 | mFooterHeight = (int)typedArray.getDimension(R.styleable.ElasticView_footer_height, dp2px(context, mFooterHeight)); 104 | typedArray.recycle(); 105 | setOnScrollListener(this); 106 | mGestureDetectorListener = new GestureDetectorListener(this); 107 | mGestureDetectorListener.setOnGestureDealListener(new GestureDetectorListener.GestureDealListener() { 108 | @Override 109 | public void dealGesture(int i) { 110 | if (mGestureChangedListener != null) { 111 | mGestureChangedListener.onGestureChanged(i); 112 | } 113 | } 114 | }); 115 | mGestureDetector = new GestureDetector(getContext(), mGestureDetectorListener); 116 | } 117 | 118 | @Override 119 | protected void onLayout(boolean changed, int l, int t, int r, int b) { 120 | super.onLayout(changed, l, t, r, b); 121 | if (mHeaderView == null || mFooterView == null){ 122 | throw new RuntimeException(getClass().getSimpleName() 123 | + ":HeaderView and FooterView can't be null!"); 124 | } 125 | if (!isInited){ 126 | mHeaderHeight = mHeaderView.getHeight(); 127 | // mFooterHeight = mFooterView.getHeight(); 128 | mHeaderView.setPadding(0, -mHeaderHeight, 0, 0); 129 | // mFooterView.setPadding(0, 0, 0, -mFooterHeight); 130 | isInited = true; 131 | } 132 | } 133 | 134 | @Override 135 | public boolean dispatchTouchEvent(MotionEvent ev) { 136 | switch (ev.getAction()){ 137 | case MotionEvent.ACTION_DOWN: 138 | isUp = false; 139 | canPullUp = isCanPullUp(); 140 | canPullDown = isCanPullDown(); 141 | mOldY = ev.getY(); 142 | break; 143 | 144 | case MotionEvent.ACTION_MOVE: 145 | if (canPullUp || canPullDown){ 146 | float newY = ev.getY(); 147 | int deltaY = (int) (newY - mOldY); 148 | 149 | boolean shouldMove = (canPullDown && deltaY > 0) 150 | || (canPullUp && deltaY < 0) 151 | || (canPullUp && canPullDown); 152 | if (shouldMove){ 153 | int offset; 154 | if (deltaY < 0){ 155 | offset = (int) (deltaY * mElasticFactor); 156 | }else { 157 | offset = (int) (deltaY * mElasticFactor - mHeaderHeight); 158 | } 159 | mCurHeight = offset; 160 | if (deltaY < 0){ 161 | if (mListener != null){ 162 | mListener.onOffsetChanged(1, offset); 163 | } 164 | mFooterView.setPadding(0, 0, 0, -offset); 165 | mCurPullState = PULL_UP; 166 | }else if (deltaY > 0){ 167 | if (mListener != null){ 168 | mListener.onOffsetChanged(0, offset); 169 | } 170 | mHeaderView.setPadding(0, offset, 0, 0); 171 | mCurPullState = PULL_DOWN; 172 | } 173 | isMoved = true; 174 | } 175 | }else { 176 | mOldY = ev.getY(); 177 | canPullUp = isCanPullUp(); 178 | canPullDown = isCanPullDown(); 179 | mOldY = ev.getY(); 180 | } 181 | break; 182 | 183 | case MotionEvent.ACTION_CANCEL: 184 | case MotionEvent.ACTION_UP: 185 | isUp = true; 186 | if (!isMoved){ 187 | break; 188 | } 189 | 190 | playBackAnim(mCurPullState); 191 | canPullDown = false; 192 | canPullUp = false; 193 | isMoved = false; 194 | break; 195 | 196 | default: 197 | break; 198 | } 199 | return super.dispatchTouchEvent(ev); 200 | } 201 | 202 | @Override 203 | public boolean onTouchEvent(MotionEvent ev) { 204 | mGestureDetector.onTouchEvent(ev); 205 | return super.onTouchEvent(ev); 206 | } 207 | 208 | @Override 209 | public void onScroll(AbsListView view, int firstVisibleItem, 210 | int visibleItemCount, int totalItemCount) { 211 | mFirstVisibleItem = firstVisibleItem; 212 | isInFooter = totalItemCount > 0 && mFirstVisibleItem + visibleItemCount == totalItemCount; 213 | } 214 | 215 | @Override 216 | public void onScrollStateChanged(AbsListView view, int scrollState) { 217 | mScrollState = scrollState; 218 | } 219 | 220 | private boolean isCanPullDown(){ 221 | return mFirstVisibleItem == 1 || mFirstVisibleItem == 0; 222 | } 223 | 224 | private boolean isCanPullUp(){ 225 | return mScrollState == SCROLL_STATE_IDLE && isInFooter; 226 | } 227 | 228 | private void playBackAnim(final int flag){ 229 | if (flag == PULL_DOWN){ 230 | ObjectAnimator animator = ObjectAnimator 231 | .ofFloat(mHeaderView, "", mCurHeight, -mHeaderHeight).setDuration(mAnimDuration); 232 | animator.setInterpolator(new AccelerateDecelerateInterpolator()); 233 | animator.addUpdateListener(mPullDownAnimatorListener); 234 | animator.start(); 235 | return; 236 | }else if (flag == PULL_UP){ 237 | ObjectAnimator animator = ObjectAnimator 238 | .ofFloat(mFooterView, "", -mCurHeight, -mFooterHeight).setDuration(mAnimDuration); 239 | animator.setInterpolator(new AccelerateDecelerateInterpolator()); 240 | animator.addUpdateListener(mPullUpAnimatorListener); 241 | animator.start(); 242 | return; 243 | } 244 | } 245 | 246 | public void hideHeader(boolean anim){ 247 | ObjectAnimator animator = ObjectAnimator 248 | .ofFloat(mHeaderView, "", mCurHeight, -mHeaderHeight).setDuration(anim ? mAnimDuration : 0); 249 | animator.setInterpolator(new AccelerateDecelerateInterpolator()); 250 | animator.addUpdateListener(mPullDownAnimatorListener); 251 | animator.start(); 252 | } 253 | 254 | public void addCustomHeader(View v){ 255 | this.addHeaderView(v); 256 | mHeaderView = v; 257 | } 258 | 259 | public void addCustomFooter(View v){ 260 | this.addFooterView(v); 261 | mFooterView = v; 262 | } 263 | 264 | public void setOffsetChangeListener(OnOffsetChangedListener listener){ 265 | this.mListener = listener; 266 | } 267 | 268 | public void setScrollDirectionListener(OnDirectionChangedListener listener){ 269 | this.mGestureDetectorListener.setGestureDirectionListener(listener); 270 | } 271 | 272 | public void setGestureChangedListener(OnGestureChangedListener listener){ 273 | this.mGestureChangedListener = listener; 274 | } 275 | 276 | public boolean isUp(){ 277 | return this.isUp; 278 | } 279 | 280 | public void setIsUp(boolean isUp){ 281 | this.isUp = isUp; 282 | } 283 | 284 | /** 285 | * 设置获取滑动方向过程的纠错抽取数目 286 | * @param num 287 | */ 288 | public void setErrorContainerNum(int num){ 289 | this.mGestureDetectorListener.setErrorContainerNum(num); 290 | } 291 | 292 | public float dp2px(Context context, float dp) { 293 | final float scale = context.getResources().getDisplayMetrics().density; 294 | return dp * scale + 0.5f; 295 | } 296 | 297 | } 298 | -------------------------------------------------------------------------------- /androidelasticview/src/main/java/co/lujun/androidelasticview/ElasticRecycleView.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview; 2 | 3 | import android.content.Context; 4 | import android.content.res.TypedArray; 5 | import android.os.Handler; 6 | import android.os.Message; 7 | import android.support.v7.widget.LinearLayoutManager; 8 | import android.support.v7.widget.RecyclerView; 9 | import android.util.AttributeSet; 10 | import android.util.Log; 11 | import android.view.MotionEvent; 12 | 13 | import java.util.Timer; 14 | import java.util.TimerTask; 15 | 16 | /** 17 | * Created by lujun on 2015/8/13. 18 | */ 19 | public class ElasticRecycleView extends RecyclerView { 20 | 21 | private float mElasticFactor;// 弹性因子 22 | 23 | private float mOldX, mOldY;// 起始X, Y坐标 24 | 25 | private int mCurDimen; // 当前宽度 26 | 27 | private int mAnimDuration;// 动画时间 28 | 29 | private int mFirstVisibleItem; //第一个可见的Item 30 | 31 | private int mScrollState; // 滚动状态 32 | 33 | private int mCurPullState; // 拉动方向 34 | 35 | private int mOrientation; // LinearLayoutManager方向 36 | 37 | private int lastVisibleItem;// 可见的总item数目 38 | 39 | private int totalItemCount; // 列表中的item总数目 40 | 41 | private boolean canPullOne, canPullTwo;// 可否左(上)拉，右(下)拉 42 | 43 | private boolean isMoved;// 是否移动了View 44 | 45 | private boolean isInRightOrBottom; // 是否滚到最右边 46 | 47 | private Timer mTimer; // 执行动画定时器 48 | 49 | private TimerTask mTimerTask; // 执行动画定时器任务 50 | 51 | private static int PULL_LEFT = 0; // 左拉方向 52 | private static int PULL_RIGHT = 1; // 又拉方向 53 | private static int PULL_UP = 2; // 上拉方向 54 | private static int PULL_DOWN = 3; // 下拉方向 55 | 56 | private Handler mHandler = new Handler() { 57 | 58 | @Override 59 | public void handleMessage(Message msg) { 60 | super.handleMessage(msg); 61 | if (msg.what == PULL_LEFT) { 62 | mCurDimen -= 20; 63 | if (mCurDimen > 0) { 64 | setPadding(mCurDimen, 0, 0, 0); 65 | } else { 66 | setPadding(0, 0, 0, 0); 67 | } 68 | } else if (msg.what == PULL_RIGHT) { 69 | mCurDimen += 20; 70 | if (mCurDimen < 0) { 71 | setPadding(0, 0, -mCurDimen, 0); 72 | } else { 73 | setPadding(0, 0, 0, 0); 74 | } 75 | setPadding(0, 0, -mCurDimen, 0); 76 | 77 | } else if (msg.what == PULL_DOWN) { 78 | mCurDimen -= 20; 79 | if (mCurDimen > 0) { 80 | setPadding(0, mCurDimen, 0, 0); 81 | } else { 82 | setPadding(0, 0, 0, 0); 83 | } 84 | } else if (msg.what == PULL_UP) { 85 | mCurDimen += 20; 86 | if (mCurDimen < 0) { 87 | setPadding(0, 0, 0, -mCurDimen); 88 | } else { 89 | setPadding(0, 0, 0, 0); 90 | } 91 | setPadding(0, 0, 0, -mCurDimen); 92 | } else { 93 | setPadding(0, 0, 0, 0); 94 | } 95 | } 96 | }; 97 | 98 | 99 | public ElasticRecycleView(Context context) { 100 | super(context); 101 | } 102 | 103 | public ElasticRecycleView(Context context, AttributeSet attrs) { 104 | super(context, attrs); 105 | init(context, attrs); 106 | } 107 | 108 | public ElasticRecycleView(Context context, AttributeSet attrs, int defStyleAttr) { 109 | super(context, attrs, defStyleAttr); 110 | init(context, attrs); 111 | } 112 | 113 | private void init(Context context, AttributeSet attrs) { 114 | final TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.ElasticView); 115 | mElasticFactor = typedArray.getFloat(R.styleable.ElasticView_elastic_factor, 0.5f); 116 | mAnimDuration = 16; 117 | typedArray.recycle(); 118 | 119 | setHasFixedSize(false); 120 | 121 | this.setOnScrollListener(new OnScrollListener() { 122 | 123 | @Override 124 | public void onScrollStateChanged(RecyclerView recyclerView, int newState) { 125 | super.onScrollStateChanged(recyclerView, newState); 126 | mScrollState = newState; 127 | if (getLayoutManager() instanceof LinearLayoutManager) { 128 | mFirstVisibleItem = ((LinearLayoutManager) getLayoutManager()).findFirstVisibleItemPosition(); 129 | lastVisibleItem = ((LinearLayoutManager) getLayoutManager()).findLastCompletelyVisibleItemPosition(); 130 | totalItemCount = getLayoutManager().getItemCount(); 131 | isInRightOrBottom = lastVisibleItem == totalItemCount - 1; 132 | } 133 | } 134 | }); 135 | } 136 | 137 | @Override 138 | public boolean dispatchTouchEvent(MotionEvent ev) { 139 | if (getChildCount() <= 0) { 140 | Log.d(getClass().getSimpleName(), "There is no child view!"); 141 | return super.dispatchTouchEvent(ev); 142 | } 143 | if (getLayoutManager() instanceof LinearLayoutManager) { 144 | mOrientation = ((LinearLayoutManager) getLayoutManager()).getOrientation(); 145 | } 146 | switch (ev.getAction()) { 147 | case MotionEvent.ACTION_DOWN: 148 | stopBackAnim(); 149 | canPullOne = isCanPullOne(); 150 | canPullTwo = isCanPullTwo(); 151 | mOldX = ev.getX(); 152 | mOldY = ev.getY(); 153 | break; 154 | 155 | case MotionEvent.ACTION_MOVE: 156 | Log.d("debugss", "lastVisibleItem:" + lastVisibleItem + "totalItemCount:" + totalItemCount + "getChildCount:" + getChildCount()); 157 | if (canPullOne || canPullTwo) { 158 | float newX = ev.getX(); 159 | float newY = ev.getY(); 160 | int deltaX = (int) (newX - mOldX); 161 | int deltaY = (int) (newY - mOldY); 162 | 163 | boolean shouldMove = (canPullTwo && (deltaY > 0)) 164 | || (canPullOne && (deltaY < 0)) 165 | || (canPullOne && canPullTwo); 166 | if (shouldMove) { 167 | if (mOrientation == HORIZONTAL) { 168 | int offset = (int) (deltaX * mElasticFactor); 169 | mCurDimen = offset; 170 | if (deltaX < 0) { 171 | setPadding(0, 0, -offset, 0); 172 | mCurPullState = PULL_RIGHT; 173 | } else if (deltaX > 0) { 174 | setPadding(offset, 0, 0, 0); 175 | mCurPullState = PULL_LEFT; 176 | } 177 | } else { 178 | int offset = (int) (deltaY * mElasticFactor); 179 | mCurDimen = offset; 180 | if (deltaY < 0) { 181 | if (deltaY < 0) { 182 | setPadding(0, 0, 0, -offset); 183 | mCurPullState = PULL_UP; 184 | } else if (deltaY > 0) { 185 | setPadding(0, offset, 0, 0); 186 | mCurPullState = PULL_DOWN; 187 | } 188 | } 189 | } 190 | isMoved = true; 191 | } 192 | } else { 193 | canPullOne = isCanPullOne(); 194 | canPullTwo = isCanPullTwo(); 195 | mOldX = ev.getX(); 196 | mOldY = ev.getY(); 197 | } 198 | break; 199 | 200 | case MotionEvent.ACTION_CANCEL: 201 | case MotionEvent.ACTION_UP: 202 | if (!isMoved) { 203 | break; 204 | } 205 | 206 | playBackAnim(mCurPullState); 207 | canPullTwo = false; 208 | canPullOne = false; 209 | isMoved = false; 210 | break; 211 | 212 | default: 213 | break; 214 | } 215 | 216 | return super.dispatchTouchEvent(ev); 217 | 218 | } 219 | 220 | private boolean isCanPullTwo() { 221 | return mFirstVisibleItem == 0; 222 | } 223 | 224 | private boolean isCanPullOne() { 225 | return mScrollState == RecyclerView.SCROLL_STATE_IDLE && isInRightOrBottom; 226 | } 227 | 228 | private void playBackAnim(final int flag) { 229 | mTimerTask = new TimerTask() { 230 | @Override 231 | public void run() { 232 | mHandler.sendEmptyMessage(flag); 233 | } 234 | }; 235 | mTimer = new Timer(); 236 | mTimer.schedule(mTimerTask, 0, mAnimDuration); 237 | 238 | } 239 | 240 | private void stopBackAnim() { 241 | if (mTimer != null) { 242 | if (mTimerTask != null) { 243 | mTimerTask.cancel(); 244 | } 245 | mTimer.cancel(); 246 | } 247 | } 248 | } -------------------------------------------------------------------------------- /androidelasticview/src/main/java/co/lujun/androidelasticview/ElasticScrollView.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview; 2 | 3 | import android.content.Context; 4 | import android.content.res.TypedArray; 5 | import android.util.AttributeSet; 6 | import android.view.MotionEvent; 7 | import android.view.View; 8 | import android.view.animation.AccelerateDecelerateInterpolator; 9 | import android.view.animation.AnimationSet; 10 | import android.view.animation.TranslateAnimation; 11 | import android.widget.ScrollView; 12 | 13 | /** 14 | * Created by lujun on 2015/8/13. 15 | * 16 | * Origin article: http://www.2cto.com/kf/201402/279066.html 17 | */ 18 | public class ElasticScrollView extends ScrollView { 19 | 20 | private float mElasticFactor;// 弹性因子 21 | 22 | private float mOldY;// 起始Y坐标 23 | 24 | private int mAnimDuration;// 动画时间 25 | 26 | private int originTop, originLeft, originBottom, originRight;// 起始子View的上左下右坐标 27 | 28 | private View mContentView;// 子View 29 | 30 | private boolean canPullUp, canPullDown;// 可否上拉，下拉 31 | 32 | private boolean isMoved;// 是否移动了View 33 | 34 | public ElasticScrollView(Context context){ 35 | super(context); 36 | } 37 | 38 | public ElasticScrollView(Context context, AttributeSet attrs){ 39 | super(context, attrs); 40 | init(context, attrs); 41 | } 42 | 43 | public ElasticScrollView(Context context, AttributeSet attrs, int defStyleAttr){ 44 | super(context, attrs, defStyleAttr); 45 | init(context, attrs); 46 | } 47 | 48 | private void init(Context context, AttributeSet attrs){ 49 | final TypedArray typedArray = context.obtainStyledAttributes(attrs, R.styleable.ElasticView); 50 | mElasticFactor = typedArray.getFloat(R.styleable.ElasticView_elastic_factor, 0.5f); 51 | mAnimDuration = typedArray.getInt(R.styleable.ElasticView_anim_duration, 300); 52 | typedArray.recycle(); 53 | } 54 | 55 | @Override 56 | protected void onFinishInflate() { 57 | super.onFinishInflate(); 58 | if (getChildCount() != 1){ 59 | throw new RuntimeException(getClass().getSimpleName() + ":must only have one child view!"); 60 | } 61 | mContentView = getChildAt(0); 62 | } 63 | 64 | @Override 65 | protected void onLayout(boolean changed, int l, int t, int r, int b) { 66 | super.onLayout(changed, l, t, r, b); 67 | if (mContentView != null){ 68 | originTop = mContentView.getTop(); 69 | originLeft = mContentView.getLeft(); 70 | originBottom = mContentView.getBottom(); 71 | originRight = mContentView.getRight(); 72 | } 73 | } 74 | 75 | @Override 76 | public boolean dispatchTouchEvent(MotionEvent ev) { 77 | switch (ev.getAction()){ 78 | case MotionEvent.ACTION_DOWN: 79 | canPullUp = isCanPullUp(); 80 | canPullDown = isCanPullDown(); 81 | mOldY = ev.getY(); 82 | break; 83 | 84 | case MotionEvent.ACTION_MOVE: 85 | if (canPullUp || canPullDown){ 86 | float newY = ev.getY(); 87 | int deltaY = (int) (newY - mOldY); 88 | 89 | boolean shouldMove = (canPullDown && deltaY > 0) 90 | || (canPullUp && deltaY < 0) 91 | || (canPullUp && canPullDown); 92 | if (shouldMove){ 93 | int offset = (int) (deltaY * mElasticFactor); 94 | mContentView.layout(originLeft, originTop + offset, 95 | originRight, originBottom + offset); 96 | isMoved = true; 97 | } 98 | }else { 99 | mOldY = ev.getY(); 100 | canPullDown = isCanPullDown(); 101 | mOldY = ev.getY(); 102 | } 103 | break; 104 | 105 | case MotionEvent.ACTION_UP: 106 | if (!isMoved){ 107 | break; 108 | } 109 | AnimationSet animationSet = new AnimationSet(true); 110 | TranslateAnimation translateAnimation = new TranslateAnimation(0, 0, 111 | mContentView.getTop(), originTop); 112 | translateAnimation.setDuration(mAnimDuration); 113 | translateAnimation.setInterpolator(new AccelerateDecelerateInterpolator()); 114 | animationSet.addAnimation(translateAnimation); 115 | mContentView.startAnimation(animationSet); 116 | 117 | mContentView.layout(originLeft, originTop, originRight, originBottom); 118 | 119 | canPullDown = false; 120 | canPullUp = false; 121 | isMoved = false; 122 | break; 123 | 124 | default: 125 | break; 126 | } 127 | return super.dispatchTouchEvent(ev); 128 | } 129 | 130 | private boolean isCanPullDown(){ 131 | return getScrollY() == 0; 132 | } 133 | 134 | private boolean isCanPullUp(){ 135 | return mContentView.getHeight() <= getScrollY() + getHeight(); 136 | } 137 | } 138 | -------------------------------------------------------------------------------- /androidelasticview/src/main/java/co/lujun/androidelasticview/listener/GestureDetectorListener.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview.listener; 2 | 3 | import android.util.Log; 4 | import android.view.GestureDetector; 5 | import android.view.MotionEvent; 6 | import android.view.View; 7 | import android.widget.AbsListView; 8 | 9 | import java.util.ArrayList; 10 | import java.util.List; 11 | 12 | import co.lujun.androidelasticview.ElasticListView; 13 | 14 | /** 15 | * GestureDetector.SimpleOnGestureListener接口 16 | * Created by lujun on 2015/3/31. 17 | */ 18 | public class GestureDetectorListener extends GestureDetector.SimpleOnGestureListener 19 | implements View.OnTouchListener { 20 | 21 | private GestureDealListener mGestureDealListener; 22 | private OnDirectionChangedListener mGestureDirectionListener; 23 | private float axis_y; 24 | private boolean isScrollToUp; // 是否向上滚动 25 | private int mScollFirstItem = 0; // listview中第一项索引 26 | private int mScreenY = 0; // listview第一项在屏幕中的位置 27 | private List directionContainer;// 容错处理容器 28 | 29 | private int container_size = 3; // 获取活动方向容错抽取数目 30 | 31 | private AbsListView mListView; 32 | 33 | public GestureDetectorListener(AbsListView listView){ 34 | this.mListView = listView; 35 | directionContainer = new ArrayList(); 36 | } 37 | 38 | @Override 39 | public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY){ 40 | float y = e2.getY() - e1.getY(); 41 | if(y > 0){// Slide to bottom 42 | if (mGestureDealListener != null) { 43 | mGestureDealListener.dealGesture(1); 44 | } 45 | }else if (y < 0) {// Slide to top 46 | if (mGestureDealListener != null) { 47 | mGestureDealListener.dealGesture(0); 48 | } 49 | } 50 | return true; 51 | } 52 | 53 | @Override 54 | public boolean onDown(MotionEvent event){ 55 | return false; 56 | } 57 | 58 | @Override 59 | public void onLongPress(MotionEvent event){ 60 | 61 | } 62 | 63 | @Override 64 | public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) { 65 | if (mListView.getChildCount() > 0) { 66 | boolean scrollToUp = false; 67 | if (directionContainer.size() < container_size){ 68 | directionContainer.add(distanceY); 69 | }else { 70 | int true_sum = 0; 71 | int false_sum = 0; 72 | for (Float f : directionContainer) { 73 | if (f > 0){ 74 | true_sum++; 75 | }else { 76 | false_sum++; 77 | } 78 | } 79 | if (true_sum > false_sum){ 80 | scrollToUp = true; 81 | }else if (true_sum < false_sum){ 82 | scrollToUp = false; 83 | } 84 | if (isScrollToUp != scrollToUp){ 85 | isScrollToUp = scrollToUp; 86 | onScrollDirectionChanged(isScrollToUp); 87 | } 88 | directionContainer.clear(); 89 | } 90 | /*boolean scrollToUp = false; 91 | View firstChild = mListView.getChildAt(mListView.getFirstVisiblePosition()); 92 | // Log.d("fragment", firstChild+""); 93 | int[] location = new int[2]; 94 | if (firstChild != null){ 95 | firstChild.getLocationOnScreen(location); 96 | 97 | if (mScollFirstItem != mListView.getFirstVisiblePosition()){ 98 | if (mListView.getFirstVisiblePosition() > mScollFirstItem){ 99 | scrollToUp = true;// 向上滑动 100 | }else { 101 | scrollToUp = false;// 向下滑动 102 | } 103 | mScollFirstItem = mListView.getFirstVisiblePosition(); 104 | mScreenY = location[1]; 105 | }else { 106 | if (mScreenY > location[1]){ 107 | scrollToUp = true; // 向上滑动 108 | }else if (mScreenY < location[1]){ 109 | scrollToUp = false;// 向下滑动 110 | } 111 | mScreenY = location[1]; 112 | } 113 | if (directionContainer.size() < container_size){ 114 | directionContainer.add(scrollToUp); 115 | }else { 116 | int true_sum = 0; 117 | int false_sum = 0; 118 | for (Boolean boo : directionContainer) { 119 | if (boo){ 120 | true_sum++; 121 | }else { 122 | false_sum++; 123 | } 124 | } 125 | if (true_sum > false_sum){ 126 | scrollToUp = true; 127 | }else if (true_sum < false_sum){ 128 | scrollToUp = false; 129 | } 130 | if (isScrollToUp != scrollToUp){ 131 | isScrollToUp = scrollToUp; 132 | onScrollDirectionChanged(isScrollToUp); 133 | } 134 | directionContainer.clear(); 135 | } 136 | }*/ 137 | } 138 | return false; 139 | } 140 | 141 | private void onScrollDirectionChanged(boolean isScrollToUp){ 142 | if (mGestureDirectionListener != null){ 143 | mGestureDirectionListener.onDirectionChanged(isScrollToUp); 144 | } 145 | } 146 | 147 | @Override 148 | public void onShowPress(MotionEvent event){ 149 | 150 | } 151 | 152 | @Override 153 | public boolean onSingleTapUp(MotionEvent event){ 154 | return false; 155 | } 156 | 157 | @Override 158 | public boolean onTouch(View v, MotionEvent event) { 159 | if (event.getAction() == event.ACTION_DOWN) { 160 | axis_y = event.getY(); 161 | return true; 162 | } 163 | if (event.getAction() == event.ACTION_UP) {// 0-Slide to top, 1-Slide to bottom, 2-Slide to left, 3-Slide to right 164 | if (event.getY()-axis_y < 0) {// Slide to top 165 | if (mGestureDealListener != null) { 166 | mGestureDealListener.dealGesture(0); 167 | } 168 | }else {// Slide to bottom 169 | if (mGestureDealListener != null) { 170 | mGestureDealListener.dealGesture(1); 171 | } 172 | } 173 | } 174 | return true; 175 | } 176 | 177 | /** 178 | * 设置手势处理回调接口 179 | * @param gesture 180 | */ 181 | public void setOnGestureDealListener(GestureDealListener gesture){ 182 | this.mGestureDealListener = gesture; 183 | } 184 | 185 | public void setGestureDirectionListener(OnDirectionChangedListener listener){ 186 | this.mGestureDirectionListener = listener; 187 | } 188 | 189 | /** 手势处理回调接口*/ 190 | public interface GestureDealListener{ 191 | void dealGesture(int i); 192 | } 193 | 194 | public void setErrorContainerNum(int num){ 195 | if (num < 0){ 196 | return; 197 | }else if (num != 0 && num % 2 == 0){ 198 | num += 1; 199 | } 200 | this.container_size = num; 201 | } 202 | } -------------------------------------------------------------------------------- /androidelasticview/src/main/java/co/lujun/androidelasticview/listener/OnDirectionChangedListener.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview.listener; 2 | 3 | /** 4 | * Created by lujun on 2015/9/23. 5 | */ 6 | public interface OnDirectionChangedListener { 7 | 8 | void onDirectionChanged(boolean isScrollToUp); 9 | } 10 | -------------------------------------------------------------------------------- /androidelasticview/src/main/java/co/lujun/androidelasticview/listener/OnGestureChangedListener.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview.listener; 2 | 3 | /** 4 | * Created by lujun on 2015/9/23. 5 | */ 6 | public interface OnGestureChangedListener { 7 | 8 | void onGestureChanged(int gesture); 9 | } 10 | -------------------------------------------------------------------------------- /androidelasticview/src/main/java/co/lujun/androidelasticview/listener/OnOffsetChangedListener.java: -------------------------------------------------------------------------------- 1 | package co.lujun.androidelasticview.listener; 2 | 3 | /** 4 | * Created by lujun on 2015/9/21. 5 | */ 6 | public interface OnOffsetChangedListener { 7 | /** 8 | * 9 | * @param type 0-下拉，1-上拉 10 | * @param offset 偏移量 11 | */ 12 | void onOffsetChanged(int type, int offset); 13 | } 14 | -------------------------------------------------------------------------------- /androidelasticview/src/main/res/values/attrs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /androidelasticview/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | AndroidElasticView 3 | 4 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | repositories { 5 | jcenter() 6 | } 7 | dependencies { 8 | classpath 'com.android.tools.build:gradle:1.3.0' 9 | classpath 'com.github.dcendents:android-maven-gradle-plugin:1.3' 10 | classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.0' 11 | 12 | // NOTE: Do not place your application dependencies here; they belong 13 | // in the individual module build.gradle files 14 | } 15 | } 16 | 17 | allprojects { 18 | repositories { 19 | jcenter() 20 | } 21 | } 22 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | ## Project-wide Gradle settings. 2 | # 3 | # For more details on how to configure your build environment visit 4 | # http://www.gradle.org/docs/current/userguide/build_environment.html 5 | # 6 | # Specifies the JVM arguments used for the daemon process. 7 | # The setting is particularly useful for tweaking memory settings. 8 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 9 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 10 | # 11 | # When configured, Gradle will run in incubating parallel mode. 12 | # This option should only be used with decoupled projects. More details, visit 13 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 14 | # org.gradle.parallel=true 15 | #Thu Sep 24 22:42:16 CST 2015 16 | systemProp.http.proxyHost=127.0.0.1 17 | systemProp.http.proxyPort=1080 18 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/whilu/AndroidElasticView/a015c39c6780a1f3f485ea343a2bb5ae435c2b33/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Thu Aug 13 10:28:45 CST 2015 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-2.4-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 | # For Cygwin, ensure paths are in UNIX format before anything is touched. 46 | if $cygwin ; then 47 | [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 48 | fi 49 | 50 | # Attempt to set APP_HOME 51 | # Resolve links: $0 may be a link 52 | PRG="$0" 53 | # Need this for relative symlinks. 54 | while [ -h "$PRG" ] ; do 55 | ls=`ls -ld "$PRG"` 56 | link=`expr "$ls" : '.*-> \(.*\)$'` 57 | if expr "$link" : '/.*' > /dev/null; then 58 | PRG="$link" 59 | else 60 | PRG=`dirname "$PRG"`"/$link" 61 | fi 62 | done 63 | SAVED="`pwd`" 64 | cd "`dirname \"$PRG\"`/" >&- 65 | APP_HOME="`pwd -P`" 66 | cd "$SAVED" >&- 67 | 68 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 69 | 70 | # Determine the Java command to use to start the JVM. 71 | if [ -n "$JAVA_HOME" ] ; then 72 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 73 | # IBM's JDK on AIX uses strange locations for the executables 74 | JAVACMD="$JAVA_HOME/jre/sh/java" 75 | else 76 | JAVACMD="$JAVA_HOME/bin/java" 77 | fi 78 | if [ ! -x "$JAVACMD" ] ; then 79 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 80 | 81 | Please set the JAVA_HOME variable in your environment to match the 82 | location of your Java installation." 83 | fi 84 | else 85 | JAVACMD="java" 86 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 87 | 88 | Please set the JAVA_HOME variable in your environment to match the 89 | location of your Java installation." 90 | fi 91 | 92 | # Increase the maximum file descriptors if we can. 93 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 94 | MAX_FD_LIMIT=`ulimit -H -n` 95 | if [ $? -eq 0 ] ; then 96 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 97 | MAX_FD="$MAX_FD_LIMIT" 98 | fi 99 | ulimit -n $MAX_FD 100 | if [ $? -ne 0 ] ; then 101 | warn "Could not set maximum file descriptor limit: $MAX_FD" 102 | fi 103 | else 104 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 105 | fi 106 | fi 107 | 108 | # For Darwin, add options to specify how the application appears in the dock 109 | if $darwin; then 110 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 111 | fi 112 | 113 | # For Cygwin, switch paths to Windows format before running java 114 | if $cygwin ; then 115 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 116 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 158 | function splitJvmOpts() { 159 | JVM_OPTS=("$@") 160 | } 161 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 162 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 163 | 164 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 165 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /sample/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /sample/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 22 5 | buildToolsVersion "22.0.1" 6 | 7 | defaultConfig { 8 | applicationId "co.lujun.sample" 9 | minSdkVersion 11 10 | targetSdkVersion 22 11 | versionCode 1 12 | versionName "1.0" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | compile fileTree(dir: 'libs', include: ['*.jar']) 24 | compile 'com.android.support:appcompat-v7:22.2.1' 25 | compile project(':androidelasticview') 26 | } 27 | -------------------------------------------------------------------------------- /sample/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 F:\code\android\adt-bundle-windows-x86_64-20140702\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 | -------------------------------------------------------------------------------- /sample/sample-release.apk: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/whilu/AndroidElasticView/a015c39c6780a1f3f485ea343a2bb5ae435c2b33/sample/sample-release.apk -------------------------------------------------------------------------------- /sample/src/androidTest/java/co/lujun/sample/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package co.lujun.sample; 2 | 3 | import android.app.Application; 4 | import android.test.ApplicationTestCase; 5 | 6 | /** 7 | * Testing Fundamentals 8 | */ 9 | public class ApplicationTest extends ApplicationTestCase { 10 | public ApplicationTest() { 11 | super(Application.class); 12 | } 13 | } -------------------------------------------------------------------------------- /sample/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | -------------------------------------------------------------------------------- /sample/src/main/java/co/lujun/sample/FragmentListView.java: -------------------------------------------------------------------------------- 1 | package co.lujun.sample; 2 | 3 | import android.os.Bundle; 4 | import android.support.v4.app.Fragment; 5 | import android.util.Log; 6 | import android.view.LayoutInflater; 7 | import android.view.View; 8 | import android.view.ViewGroup; 9 | import android.widget.ArrayAdapter; 10 | 11 | import co.lujun.androidelasticview.ElasticListView; 12 | import co.lujun.androidelasticview.listener.OnDirectionChangedListener; 13 | import co.lujun.androidelasticview.listener.OnGestureChangedListener; 14 | import co.lujun.androidelasticview.listener.OnOffsetChangedListener; 15 | 16 | /** 17 | * Created by lujun on 2015/8/14. 18 | */ 19 | public class FragmentListView extends Fragment { 20 | 21 | View mView; 22 | 23 | private final static String TAG = "FragmentListView"; 24 | 25 | @Override 26 | public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 27 | mView = inflater.inflate(R.layout.fragment_listview, container, false); 28 | init(); 29 | return mView; 30 | } 31 | 32 | private void init(){ 33 | if (mView == null){ 34 | return; 35 | } 36 | String[] strings = new String[]{ 37 | "1-----------1", 38 | "2-----------2", 39 | "3-----------3", 40 | "4-----------4", 41 | "5-----------5", 42 | "6-----------6", 43 | "7-----------7", 44 | "8-----------8", 45 | "9-----------9", 46 | "10-----------10", 47 | "11-----------11", 48 | "12-----------12", 49 | "13-----------13", 50 | "1-----------1", 51 | "2-----------2", 52 | "3-----------3", 53 | "4-----------4", 54 | "5-----------5", 55 | "6-----------6", 56 | "7-----------7", 57 | "8-----------8", 58 | "9-----------9", 59 | "10-----------10", 60 | "11-----------11", 61 | "12-----------12", 62 | "13-----------13" 63 | }; 64 | 65 | ElasticListView listView = (ElasticListView) mView.findViewById(R.id.listview); 66 | View headerView = LayoutInflater.from(getActivity()).inflate(R.layout.view_header, null, false); 67 | View footerView = LayoutInflater.from(getActivity()).inflate(R.layout.view_footer, null, false); 68 | listView.addCustomHeader(headerView); 69 | listView.addCustomFooter(footerView); 70 | ArrayAdapter adapter = new ArrayAdapter(getActivity(), 71 | android.R.layout.simple_list_item_1, strings); 72 | listView.setAdapter(adapter); 73 | listView.setOffsetChangeListener(new OnOffsetChangedListener() { 74 | @Override 75 | public void onOffsetChanged(int type, int offset) { 76 | Log.d(TAG, "type=" + type + ", offset=" + offset); 77 | } 78 | }); 79 | // 容错处理抽取结果数目 80 | listView.setErrorContainerNum(3); 81 | listView.setScrollDirectionListener(new OnDirectionChangedListener() { 82 | @Override 83 | public void onDirectionChanged(boolean isScrollToUp) { 84 | Log.d(TAG, "isScrollToUp=" + isScrollToUp); 85 | } 86 | }); 87 | // 0-fling top, 1-fling bottom, 2-fling left, 3-fling right 88 | listView.setGestureChangedListener(new OnGestureChangedListener() { 89 | @Override 90 | public void onGestureChanged(int gesture) { 91 | Log.d(TAG, "gesture=" + gesture); 92 | } 93 | }); 94 | } 95 | } 96 | -------------------------------------------------------------------------------- /sample/src/main/java/co/lujun/sample/FragmentScrollView.java: -------------------------------------------------------------------------------- 1 | package co.lujun.sample; 2 | 3 | import android.os.Bundle; 4 | import android.support.annotation.Nullable; 5 | import android.support.v4.app.Fragment; 6 | import android.view.LayoutInflater; 7 | import android.view.View; 8 | import android.view.ViewGroup; 9 | 10 | /** 11 | * Created by lujun on 2015/8/14. 12 | */ 13 | public class FragmentScrollView extends Fragment { 14 | 15 | View mView; 16 | 17 | @Nullable 18 | @Override 19 | public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { 20 | mView = inflater.inflate(R.layout.fragment_scrollview, container, false); 21 | init(); 22 | return mView; 23 | } 24 | 25 | private void init(){ 26 | if (mView == null){ 27 | return; 28 | } 29 | 30 | } 31 | } 32 | -------------------------------------------------------------------------------- /sample/src/main/java/co/lujun/sample/MainActivity.java: -------------------------------------------------------------------------------- 1 | package co.lujun.sample; 2 | 3 | import android.support.v4.app.Fragment; 4 | import android.support.v4.app.FragmentManager; 5 | import android.support.v7.app.AppCompatActivity; 6 | import android.os.Bundle; 7 | import android.view.Menu; 8 | import android.view.MenuItem; 9 | 10 | public class MainActivity extends AppCompatActivity { 11 | 12 | Fragment curFragment; 13 | FragmentManager fragmentManager; 14 | Fragment[] fragments; 15 | 16 | @Override 17 | protected void onCreate(Bundle savedInstanceState) { 18 | super.onCreate(savedInstanceState); 19 | setContentView(R.layout.activity_main); 20 | 21 | fragmentManager = getSupportFragmentManager(); 22 | fragments = new Fragment[]{ 23 | new FragmentListView(), 24 | new FragmentScrollView() 25 | }; 26 | if (savedInstanceState == null) { 27 | fragmentManager.beginTransaction().add(R.id.content_frame, fragments[0]).commit(); 28 | curFragment = fragments[0]; 29 | } 30 | } 31 | 32 | private void replaceFragment(Fragment from, Fragment to){ 33 | if (from == null || to == null){ 34 | return; 35 | } 36 | if (curFragment != to) { 37 | if (!to.isAdded()) { 38 | fragmentManager.beginTransaction().hide(from).add(R.id.content_frame, to).commit(); 39 | } else { 40 | fragmentManager.beginTransaction().hide(from).show(to).commit(); 41 | } 42 | curFragment = to; 43 | } 44 | } 45 | 46 | @Override 47 | public boolean onCreateOptionsMenu(Menu menu) { 48 | // Inflate the menu; this adds items to the action bar if it is present. 49 | getMenuInflater().inflate(R.menu.menu_main, menu); 50 | return true; 51 | } 52 | 53 | @Override 54 | public boolean onOptionsItemSelected(MenuItem item) { 55 | // Handle action bar item clicks here. The action bar will 56 | // automatically handle clicks on the Home/Up button, so long 57 | // as you specify a parent activity in AndroidManifest.xml. 58 | int id = item.getItemId(); 59 | 60 | //noinspection SimplifiableIfStatement 61 | if (id == R.id.action_listview) { 62 | replaceFragment(curFragment, fragments[0]); 63 | curFragment = fragments[0]; 64 | }else if (id == R.id.action_scrollview) { 65 | replaceFragment(curFragment, fragments[1]); 66 | curFragment = fragments[1]; 67 | } 68 | 69 | return super.onOptionsItemSelected(item); 70 | } 71 | } 72 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 6 | 7 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_listview.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 11 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_recyclerview.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 12 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/fragment_scrollview.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 11 | 12 | 16 | 17 | 22 | 23 | 27 | 28 | 33 | 34 | 38 | 39 | 44 | 45 | 49 | 50 | 55 | 56 | 60 | 61 | 66 | 67 | 71 | 72 | 77 | 78 | 82 | 83 | 84 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/view_footer.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 12 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/view_header.xml: -------------------------------------------------------------------------------- 1 | 2 | 6 | 7 | 12 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/view_recyclerview_item.xml: -------------------------------------------------------------------------------- 1 | 2 | -------------------------------------------------------------------------------- /sample/src/main/res/menu/menu_main.xml: -------------------------------------------------------------------------------- 1 | 5 | 10 | 15 | 16 | -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/whilu/AndroidElasticView/a015c39c6780a1f3f485ea343a2bb5ae435c2b33/sample/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/whilu/AndroidElasticView/a015c39c6780a1f3f485ea343a2bb5ae435c2b33/sample/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/whilu/AndroidElasticView/a015c39c6780a1f3f485ea343a2bb5ae435c2b33/sample/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/whilu/AndroidElasticView/a015c39c6780a1f3f485ea343a2bb5ae435c2b33/sample/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /sample/src/main/res/values-w820dp/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 64dp 6 | 7 | -------------------------------------------------------------------------------- /sample/src/main/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16dp 4 | 16dp 5 | 6 | -------------------------------------------------------------------------------- /sample/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Sample 3 | 4 | Hello world! 5 | Settings 6 | 7 | -------------------------------------------------------------------------------- /sample/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /screenshots/androidelasticview.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/whilu/AndroidElasticView/a015c39c6780a1f3f485ea343a2bb5ae435c2b33/screenshots/androidelasticview.gif -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':sample', ':androidelasticview' 2 | --------------------------------------------------------------------------------