├── .gitignore ├── .idea ├── .name ├── compiler.xml ├── copyright │ └── profiles_settings.xml ├── encodings.xml ├── gradle.xml ├── misc.xml ├── modules.xml ├── runConfigurations.xml └── vcs.xml ├── README.md ├── app ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ ├── androidTest │ └── java │ │ └── com │ │ └── wingsofts │ │ └── custombehavior │ │ └── ApplicationTest.java │ ├── main │ ├── AndroidManifest.xml │ ├── java │ │ └── com │ │ │ └── wingsofts │ │ │ └── custombehavior │ │ │ ├── CustomBehavior.java │ │ │ ├── DrawerBehavior.java │ │ │ ├── EasyBehavior.java │ │ │ ├── EasyBehaviorActivity.java │ │ │ └── MainActivity.java │ └── res │ │ ├── drawable │ │ ├── avator.jpg │ │ └── bg.jpeg │ │ ├── layout │ │ ├── activity_easy_behavior.xml │ │ ├── activity_main.xml │ │ └── layout_main.xml │ │ ├── mipmap-hdpi │ │ └── ic_launcher.png │ │ ├── mipmap-mdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxhdpi │ │ └── ic_launcher.png │ │ ├── mipmap-xxxhdpi │ │ └── ic_launcher.png │ │ ├── values-w820dp │ │ └── dimens.xml │ │ └── values │ │ ├── attrs.xml │ │ ├── colors.xml │ │ ├── dimens.xml │ │ ├── resources.xml │ │ └── strings.xml │ └── test │ └── java │ └── com │ └── wingsofts │ └── custombehavior │ └── ExampleUnitTest.java ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── perview.gif └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/workspace.xml 5 | /.idea/libraries 6 | .DS_Store 7 | /build 8 | /captures 9 | -------------------------------------------------------------------------------- /.idea/.name: -------------------------------------------------------------------------------- 1 | CustomBehavior -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | -------------------------------------------------------------------------------- /.idea/copyright/profiles_settings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | -------------------------------------------------------------------------------- /.idea/encodings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 23 | 24 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 19 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | 46 | 47 | 48 | 49 | 50 | 1.8 51 | 52 | 57 | 58 | 59 | 60 | 61 | 62 | 63 | 68 | 69 | 70 | 71 | 72 | 73 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # CustomBehavior 2 | 自定义Behavior的例子 3 | 4 | 5 | ![image](https://github.com/githubwing/CustomBehavior/raw/master/perview.gif) 6 | 7 | 博客讲解地址: [CoordinatorLayout 自定义Behavior并不难](http://androidwing.net/index.php/70) 8 | -------------------------------------------------------------------------------- /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 23 5 | buildToolsVersion "23.0.1" 6 | 7 | defaultConfig { 8 | applicationId "com.wingsofts.custombehavior" 9 | minSdkVersion 15 10 | targetSdkVersion 23 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 | testCompile 'junit:junit:4.12' 25 | 26 | compile 'com.android.support:appcompat-v7:23.2.1' 27 | compile 'com.android.support:design:23.2.1' 28 | compile 'com.android.support:cardview-v7:23.2.1' 29 | compile 'de.hdodenhof:circleimageview:1.3.0' 30 | } 31 | -------------------------------------------------------------------------------- /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 /Users/wing/Library/Android/sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/wingsofts/custombehavior/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package com.wingsofts.custombehavior; 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 | } -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | -------------------------------------------------------------------------------- /app/src/main/java/com/wingsofts/custombehavior/CustomBehavior.java: -------------------------------------------------------------------------------- 1 | package com.wingsofts.custombehavior; 2 | 3 | import android.content.Context; 4 | import android.content.res.TypedArray; 5 | import android.support.design.widget.CoordinatorLayout; 6 | import android.support.v7.widget.Toolbar; 7 | import android.util.AttributeSet; 8 | import android.view.View; 9 | import android.view.animation.BounceInterpolator; 10 | import de.hdodenhof.circleimageview.CircleImageView; 11 | 12 | 13 | //泛型为child类型 14 | public class CustomBehavior extends CoordinatorLayout.Behavior { 15 | private Context mContext; 16 | //头像的最终大小 17 | private float mCustomFinalHeight; 18 | 19 | //最终头像的Y 20 | private float mFinalAvatarY; 21 | 22 | private float mStartAvatarY; 23 | 24 | private float mStartAvatarX; 25 | 26 | private int mAvatarMaxHeight; 27 | 28 | private BounceInterpolator interpolator = new BounceInterpolator(); 29 | 30 | public CustomBehavior(Context context, AttributeSet attrs) { 31 | mContext = context; 32 | if (attrs != null) { 33 | TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.CustomBehavior); 34 | //获取缩小以后的大小 35 | mCustomFinalHeight = a.getDimension(R.styleable.CustomBehavior_finalHeight, 0); 36 | a.recycle(); 37 | } 38 | } 39 | 40 | 41 | 42 | 43 | // 如果dependency为Toolbar 44 | @Override 45 | public boolean layoutDependsOn(CoordinatorLayout parent, CircleImageView child, View dependency) { 46 | return dependency instanceof Toolbar; 47 | } 48 | 49 | 50 | //当dependency变化的时候调用 51 | @Override 52 | public boolean onDependentViewChanged(CoordinatorLayout parent, CircleImageView child, View dependency) { 53 | //初始化属性 54 | //init(child, dependency); 55 | mFinalAvatarY = dependency.getHeight()/2; 56 | if(mStartAvatarY == 0){ 57 | mStartAvatarY = dependency.getY(); 58 | } 59 | if(mStartAvatarX == 0){ 60 | mStartAvatarX = child.getX(); 61 | } 62 | 63 | if(mAvatarMaxHeight == 0){ 64 | mAvatarMaxHeight = child.getHeight(); 65 | } 66 | 67 | 68 | //child.setY(dependency.getY()); 69 | 70 | //让ImageView跟随toolbar垂直移动 71 | 72 | child.setY(dependency.getY()+dependency.getHeight()/2-mCustomFinalHeight/2); 73 | 74 | float percent = dependency.getY() / mStartAvatarY; 75 | 76 | //float x = mStartAvatarX*(1+percent); 77 | float x = mStartAvatarX * (1+ interpolator.getInterpolation(percent)); 78 | 79 | //Log.e("wing","started x "+ mStartAvatarX + " currentX "+ x); 80 | 81 | //当toolbar 达到了位置,就不改变了。 82 | if(dependency.getY() > dependency.getHeight()/2) { 83 | child.setX(x); 84 | }else { 85 | child.setX(mStartAvatarX + ((mAvatarMaxHeight-mCustomFinalHeight))/2); 86 | } 87 | 88 | CoordinatorLayout.LayoutParams layoutParams = 89 | (CoordinatorLayout.LayoutParams) child.getLayoutParams(); 90 | layoutParams.height = (int) ((mAvatarMaxHeight-mCustomFinalHeight) * percent + mCustomFinalHeight); 91 | layoutParams.width = (int) ((mAvatarMaxHeight-mCustomFinalHeight) * percent + mCustomFinalHeight); 92 | child.setLayoutParams(layoutParams); 93 | 94 | return true; 95 | } 96 | 97 | 98 | } 99 | -------------------------------------------------------------------------------- /app/src/main/java/com/wingsofts/custombehavior/DrawerBehavior.java: -------------------------------------------------------------------------------- 1 | package com.wingsofts.custombehavior; 2 | 3 | import android.content.Context; 4 | import android.support.design.widget.CoordinatorLayout; 5 | import android.support.v7.widget.Toolbar; 6 | import android.util.AttributeSet; 7 | import android.view.View; 8 | import android.widget.FrameLayout; 9 | import android.widget.TextView; 10 | 11 | /** 12 | * Created by wing on 16/8/24. 13 | */ 14 | public class DrawerBehavior extends CoordinatorLayout.Behavior { 15 | private int mFrameMaxHeight = 100; 16 | private int mStartY; 17 | @Override 18 | public boolean layoutDependsOn(CoordinatorLayout parent, TextView child, View dependency) { 19 | return dependency instanceof Toolbar; 20 | } 21 | 22 | public DrawerBehavior(Context context, AttributeSet attrs) { 23 | super(context, attrs); 24 | } 25 | 26 | @Override public boolean onDependentViewChanged(CoordinatorLayout parent, TextView child, 27 | View dependency) { 28 | //记录开始的Y坐标 也就是toolbar起始Y坐标 29 | if(mStartY == 0) { 30 | mStartY = (int) dependency.getY(); 31 | } 32 | 33 | //计算toolbar从开始移动到最后的百分比 34 | float percent = dependency.getY()/mStartY; 35 | 36 | //改变child的坐标(从消失,到可见) 37 | child.setY(child.getHeight()*(1-percent) - child.getHeight()); 38 | return true; 39 | } 40 | } 41 | -------------------------------------------------------------------------------- /app/src/main/java/com/wingsofts/custombehavior/EasyBehavior.java: -------------------------------------------------------------------------------- 1 | package com.wingsofts.custombehavior; 2 | 3 | import android.content.Context; 4 | import android.support.design.widget.CoordinatorLayout; 5 | import android.util.AttributeSet; 6 | import android.view.View; 7 | import android.widget.Button; 8 | import android.widget.TextView; 9 | 10 | /** 11 | * Created by wing on 16/8/23. 12 | */ 13 | public class EasyBehavior extends CoordinatorLayout.Behavior {//这里的泛型是child的类型,也就是观察者View 14 | public EasyBehavior(Context context, AttributeSet attrs) { 15 | super(context, attrs); 16 | } 17 | 18 | @Override 19 | public boolean layoutDependsOn(CoordinatorLayout parent, TextView child, View dependency) { 20 | //告知监听的dependency是Button 21 | return dependency instanceof Button; 22 | } 23 | 24 | @Override 25 | //当 dependency(Button)变化的时候,可以对child(TextView)进行操作 26 | public boolean onDependentViewChanged(CoordinatorLayout parent, TextView child, View dependency) { 27 | child.setX(dependency.getX()+200); 28 | child.setY(dependency.getY()+200); 29 | child.setText(dependency.getX()+","+dependency.getY()); 30 | 31 | return true; 32 | } 33 | } 34 | -------------------------------------------------------------------------------- /app/src/main/java/com/wingsofts/custombehavior/EasyBehaviorActivity.java: -------------------------------------------------------------------------------- 1 | package com.wingsofts.custombehavior; 2 | 3 | import android.support.v7.app.AppCompatActivity; 4 | import android.os.Bundle; 5 | import android.view.MotionEvent; 6 | import android.view.View; 7 | 8 | public class EasyBehaviorActivity extends AppCompatActivity { 9 | private int mBtnX; 10 | private int mBtnY; 11 | @Override protected void onCreate(Bundle savedInstanceState) { 12 | super.onCreate(savedInstanceState); 13 | setContentView(R.layout.activity_easy_behavior); 14 | findViewById(R.id.btn).setOnTouchListener(new View.OnTouchListener() { 15 | @Override public boolean onTouch(View v, MotionEvent event) { 16 | switch (event.getAction()){ 17 | 18 | case MotionEvent.ACTION_MOVE: 19 | v.setX(event.getRawX()-v.getWidth()/2); 20 | v.setY(event.getRawY()-v.getHeight()/2); 21 | break; 22 | } 23 | return false; 24 | } 25 | }); 26 | 27 | } 28 | } 29 | -------------------------------------------------------------------------------- /app/src/main/java/com/wingsofts/custombehavior/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.wingsofts.custombehavior; 2 | 3 | import android.content.Intent; 4 | import android.support.v7.app.AppCompatActivity; 5 | import android.os.Bundle; 6 | import android.view.View; 7 | 8 | public class MainActivity extends AppCompatActivity { 9 | 10 | @Override protected void onCreate(Bundle savedInstanceState) { 11 | super.onCreate(savedInstanceState); 12 | setContentView(R.layout.activity_main); 13 | findViewById(R.id.iv_avatar).setOnClickListener(new View.OnClickListener() { 14 | @Override public void onClick(View v) { 15 | startActivity(new Intent(MainActivity.this,EasyBehaviorActivity.class)); 16 | } 17 | }); 18 | } 19 | 20 | 21 | public void titleMode(View v){ 22 | findViewById(R.id.iv_avatar).setVisibility(View.INVISIBLE); 23 | findViewById(R.id.tv_title).setVisibility(View.VISIBLE); 24 | } 25 | 26 | public void avatarMode(View v ){ 27 | 28 | findViewById(R.id.iv_avatar).setVisibility(View.VISIBLE); 29 | findViewById(R.id.tv_title).setVisibility(View.INVISIBLE); 30 | } 31 | } 32 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/avator.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/githubwing/CustomBehavior/b65195a4a598b41b700855a5d3a92ecf746831f1/app/src/main/res/drawable/avator.jpg -------------------------------------------------------------------------------- /app/src/main/res/drawable/bg.jpeg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/githubwing/CustomBehavior/b65195a4a598b41b700855a5d3a92ecf746831f1/app/src/main/res/drawable/bg.jpeg -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_easy_behavior.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 9 | 15 |