├── TwoLevelExpandableRecyclerView ├── .gitignore ├── src │ └── main │ │ ├── AndroidManifest.xml │ │ └── java │ │ └── org │ │ └── kaerdan │ │ └── twolevelexpandablerecyclerview │ │ ├── ViewHolderWithSetter.java │ │ └── TwoLevelExpandableAdapter.java ├── build.gradle ├── proguard-rules.pro └── gradle.properties ├── twolevelexpandablerecyclerview.example ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── values │ │ │ │ ├── dimens.xml │ │ │ │ ├── strings.xml │ │ │ │ └── styles.xml │ │ │ ├── mipmap-hdpi │ │ │ │ └── ic_launcher.png │ │ │ ├── mipmap-mdpi │ │ │ │ └── ic_launcher.png │ │ │ ├── values-v21 │ │ │ │ └── styles.xml │ │ │ ├── mipmap-xhdpi │ │ │ │ └── ic_launcher.png │ │ │ ├── mipmap-xxhdpi │ │ │ │ └── ic_launcher.png │ │ │ └── layout │ │ │ │ ├── list_item_city.xml │ │ │ │ ├── list_item_country.xml │ │ │ │ └── activity_main.xml │ │ ├── java │ │ │ └── org │ │ │ │ └── kaerdan │ │ │ │ └── example │ │ │ │ ├── ui │ │ │ │ ├── view_holders │ │ │ │ │ └── CityAndCountryViewHolder.java │ │ │ │ ├── adapters │ │ │ │ │ └── CityAdapter.java │ │ │ │ └── activities │ │ │ │ │ └── MainActivity.java │ │ │ │ └── model │ │ │ │ └── Country.java │ │ └── AndroidManifest.xml │ └── androidTest │ │ └── java │ │ └── org │ │ └── kaerdan │ │ └── example │ │ └── ApplicationTest.java ├── proguard-rules.pro └── build.gradle ├── settings.gradle ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── .gitignore ├── README.md ├── gradle.properties ├── gradlew.bat └── gradlew /TwoLevelExpandableRecyclerView/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':TwoLevelExpandableRecyclerView', ':twolevelexpandablerecyclerview.example' 2 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/NikitaKozlov/TwoLevelExpandableRecyclerView/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 16dp 3 | 4 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | .gradle 2 | /local.properties 3 | /.idea/workspace.xml 4 | /.idea/libraries 5 | .DS_Store 6 | /build 7 | *.iml 8 | .idea 9 | upload_to_maven.gradle -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Two Level Expandable RecyclerView Example 3 | 4 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/NikitaKozlov/TwoLevelExpandableRecyclerView/HEAD/twolevelexpandablerecyclerview.example/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/NikitaKozlov/TwoLevelExpandableRecyclerView/HEAD/twolevelexpandablerecyclerview.example/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/values-v21/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 5 | 6 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/NikitaKozlov/TwoLevelExpandableRecyclerView/HEAD/twolevelexpandablerecyclerview.example/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/NikitaKozlov/TwoLevelExpandableRecyclerView/HEAD/twolevelexpandablerecyclerview.example/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /TwoLevelExpandableRecyclerView/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 5 | 6 | 7 | 8 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Apr 10 15:27:10 PDT 2013 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-2.2.1-all.zip 7 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/layout/list_item_city.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/layout/list_item_country.xml: -------------------------------------------------------------------------------- 1 | 2 | 9 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/androidTest/java/org/kaerdan/example/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package org.kaerdan.example; 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 | } -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 6 | 11 | 12 | 13 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/java/org/kaerdan/example/ui/view_holders/CityAndCountryViewHolder.java: -------------------------------------------------------------------------------- 1 | package org.kaerdan.example.ui.view_holders; 2 | 3 | import android.view.View; 4 | import android.widget.TextView; 5 | 6 | import org.kaerdan.twolevelexpandablerecyclerview.ViewHolderWithSetter; 7 | 8 | /** 9 | * 10 | */ 11 | public class CityAndCountryViewHolder extends ViewHolderWithSetter { 12 | public CityAndCountryViewHolder(View itemView) { 13 | super(itemView); 14 | } 15 | 16 | @Override 17 | public void setItem(String item) { 18 | ((TextView) itemView).setText(item); 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | #TwoLevelExpandableRecyclerView 2 | 3 | Library to create two level expandable RecyclerView. 4 | 5 | Example you can find in *twolevelexpandablerecyclerview.example* module. 6 | 7 | ### Implementation 8 | 9 | Two use this library you need to extend *TwoLevelExpandableAdapter* and override a couple of methods there. 10 | 11 | Also you need to provide *ViewHolders* for top and second level of list hierarchy. Both of them must be child of *ViewHolderWithSetter* 12 | 13 | ### Gradle Dependency 14 | 15 | dependencies { 16 | compile 'org.kaerdan:twolevelexpandablerecyclerview:1.0' 17 | } 18 | 19 | ### License 20 | 21 | The Apache Software License, Version 2.0 -------------------------------------------------------------------------------- /TwoLevelExpandableRecyclerView/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | android { 4 | compileSdkVersion 21 5 | buildToolsVersion "21.1.2" 6 | 7 | defaultConfig { 8 | minSdkVersion 7 9 | targetSdkVersion 21 10 | versionCode 1 11 | versionName "1.0" 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:recyclerview-v7:21.0.0' 25 | } 26 | 27 | 28 | //apply from: '../upload_to_maven.gradle' -------------------------------------------------------------------------------- /TwoLevelExpandableRecyclerView/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 C:\Program Files (x86)\Android\android-studio\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 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/java/org/kaerdan/example/model/Country.java: -------------------------------------------------------------------------------- 1 | package org.kaerdan.example.model; 2 | 3 | import org.kaerdan.twolevelexpandablerecyclerview.TwoLevelExpandableAdapter; 4 | 5 | import java.util.List; 6 | 7 | /** 8 | * 9 | */ 10 | public class Country implements TwoLevelExpandableAdapter.DataSet { 11 | 12 | private final String name; 13 | private final List cities; 14 | 15 | public Country(String name, List cities) { 16 | this.name = name; 17 | this.cities = cities; 18 | } 19 | 20 | @Override 21 | public String getData() { 22 | return name; 23 | } 24 | 25 | @Override 26 | public List getChildren() { 27 | return cities; 28 | } 29 | } 30 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/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 C:/Program Files (x86)/Android/android-studio/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 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 21 5 | buildToolsVersion "21.1.2" 6 | 7 | defaultConfig { 8 | applicationId "org.kaerdan.example" 9 | minSdkVersion 7 10 | targetSdkVersion 21 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(include: ['*.jar'], dir: 'libs') 24 | compile 'com.android.support:recyclerview-v7:21.0.0' 25 | compile 'org.kaerdan:twolevelexpandablerecyclerview:1.0' 26 | } 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | -------------------------------------------------------------------------------- /TwoLevelExpandableRecyclerView/gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 13 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 14 | 15 | # When configured, Gradle will run in incubating parallel mode. 16 | # This option should only be used with decoupled projects. More details, visit 17 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 18 | # org.gradle.parallel=true 19 | 20 | POM_NAME=TwoLevelExpandableRecyclerView 21 | POM_ARTIFACT_ID=twolevelexpandablerecyclerview 22 | POM_PACKAGING=aar -------------------------------------------------------------------------------- /TwoLevelExpandableRecyclerView/src/main/java/org/kaerdan/twolevelexpandablerecyclerview/ViewHolderWithSetter.java: -------------------------------------------------------------------------------- 1 | package org.kaerdan.twolevelexpandablerecyclerview; 2 | 3 | import android.support.v7.widget.RecyclerView; 4 | import android.view.View; 5 | 6 | /** 7 | * Represents View Holder for TwoLevelExpandableAdapter. Obtain data with method setItem(). 8 | * @param Type of data holder works with. 9 | */ 10 | public abstract class ViewHolderWithSetter extends RecyclerView.ViewHolder { 11 | public ViewHolderWithSetter(View itemView) { 12 | super(itemView); 13 | } 14 | 15 | /** 16 | * Set your data here. 17 | * @param item data to be displayed. 18 | */ 19 | public abstract void setItem(K item); 20 | 21 | /** 22 | * For top level view holders only. Override this method if you want to change 23 | * item click on which will cause an expanding and collapsing. 24 | * @param onClickListener 25 | */ 26 | public void setExpandOnClickListener(View.OnClickListener onClickListener) { 27 | itemView.setOnClickListener(onClickListener); 28 | } 29 | } -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/java/org/kaerdan/example/ui/adapters/CityAdapter.java: -------------------------------------------------------------------------------- 1 | package org.kaerdan.example.ui.adapters; 2 | 3 | import android.view.View; 4 | import android.view.ViewGroup; 5 | 6 | import org.kaerdan.example.R; 7 | import org.kaerdan.example.model.Country; 8 | import org.kaerdan.example.ui.view_holders.CityAndCountryViewHolder; 9 | import org.kaerdan.twolevelexpandablerecyclerview.TwoLevelExpandableAdapter; 10 | import org.kaerdan.twolevelexpandablerecyclerview.ViewHolderWithSetter; 11 | 12 | import java.util.List; 13 | 14 | /** 15 | * 16 | */ 17 | public class CityAdapter extends TwoLevelExpandableAdapter { 18 | 19 | public CityAdapter(List data) { 20 | super(data); 21 | } 22 | 23 | @Override 24 | public ViewHolderWithSetter getSecondLevelViewHolder(ViewGroup parent) { 25 | return new CityAndCountryViewHolder(View.inflate(parent.getContext(), 26 | R.layout.list_item_city, null)); 27 | } 28 | 29 | @Override 30 | public ViewHolderWithSetter getTopLevelViewHolder(ViewGroup parent) { 31 | return new CityAndCountryViewHolder(View.inflate(parent.getContext(), 32 | R.layout.list_item_country, null)); 33 | } 34 | } 35 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 13 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 14 | 15 | # When configured, Gradle will run in incubating parallel mode. 16 | # This option should only be used with decoupled projects. More details, visit 17 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 18 | # org.gradle.parallel=true 19 | 20 | VERSION_NAME=1.0 21 | VERSION_CODE=1 22 | GROUP=org.kaerdan 23 | 24 | POM_DESCRIPTION=Library to create two level expandable RecyclerView 25 | POM_URL=https://github.com/Kaerdan/TwoLevelExpandableRecyclerView 26 | POM_SCM_URL=https://github.com/Kaerdan/TwoLevelExpandableRecyclerView 27 | POM_SCM_CONNECTION=https://github.com/Kaerdan/TwoLevelExpandableRecyclerView.git 28 | POM_SCM_DEV_CONNECTION=https://github.com/Kaerdan/TwoLevelExpandableRecyclerView.git 29 | POM_LICENCE_NAME=The Apache Software License, Version 2.0 30 | POM_LICENCE_URL=http://www.apache.org/licenses/LICENSE-2.0.txt 31 | POM_LICENCE_DIST=repo 32 | POM_DEVELOPER_ID=kaerdan -------------------------------------------------------------------------------- /twolevelexpandablerecyclerview.example/src/main/java/org/kaerdan/example/ui/activities/MainActivity.java: -------------------------------------------------------------------------------- 1 | package org.kaerdan.example.ui.activities; 2 | 3 | import android.app.Activity; 4 | import android.os.Bundle; 5 | import android.support.v7.widget.LinearLayoutManager; 6 | import android.support.v7.widget.RecyclerView; 7 | import android.view.Menu; 8 | import android.view.MenuItem; 9 | 10 | import org.kaerdan.example.R; 11 | import org.kaerdan.example.model.Country; 12 | import org.kaerdan.example.ui.adapters.CityAdapter; 13 | 14 | import java.util.ArrayList; 15 | import java.util.Arrays; 16 | import java.util.List; 17 | 18 | 19 | public class MainActivity extends Activity { 20 | 21 | @Override 22 | protected void onCreate(Bundle savedInstanceState) { 23 | super.onCreate(savedInstanceState); 24 | setContentView(R.layout.activity_main); 25 | RecyclerView mainList = (RecyclerView) findViewById(R.id.main_list); 26 | mainList.setLayoutManager(new LinearLayoutManager(this)); 27 | mainList.setAdapter(new CityAdapter(getCountryList())); 28 | mainList.setHasFixedSize(true); 29 | } 30 | 31 | private static List getCountryList() { 32 | List countries = new ArrayList<>(); 33 | List usaCities = Arrays.asList("New York", "Los Angeles", "Boston", "Dallas", 34 | "Seattle"); 35 | countries.add(new Country("USA", usaCities)); 36 | 37 | 38 | List frenchCities = Arrays.asList("Paris", "Nantes", "Lyon", "Toulouse"); 39 | countries.add(new Country("France", frenchCities)); 40 | 41 | 42 | List germanCities = Arrays.asList("Berlin", "Hamburg", "Frankfurt", "Munich", 43 | "Brunswick"); 44 | countries.add(new Country("Germany ", germanCities )); 45 | 46 | return countries; 47 | } 48 | } 49 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /TwoLevelExpandableRecyclerView/src/main/java/org/kaerdan/twolevelexpandablerecyclerview/TwoLevelExpandableAdapter.java: -------------------------------------------------------------------------------- 1 | package org.kaerdan.twolevelexpandablerecyclerview; 2 | 3 | import android.support.v7.widget.RecyclerView; 4 | import android.view.View; 5 | import android.view.ViewGroup; 6 | 7 | import java.util.ArrayList; 8 | import java.util.List; 9 | 10 | /** 11 | * Extends this class and it's abstract methods to get and adapter for expandable recycler view. 12 | */ 13 | public abstract class TwoLevelExpandableAdapter 14 | extends RecyclerView.Adapter { 15 | 16 | public static final int HEADER_TYPE = 2; 17 | public static final int ITEM_TYPE = 1; 18 | 19 | private List fullData; 20 | private List dataList; 21 | private List isOpen; 22 | 23 | /** 24 | * Return adapter with collapsed content; 25 | * @param data List of items for Adapter to work with; 26 | */ 27 | protected TwoLevelExpandableAdapter(List data) { 28 | fullData = data; 29 | dataList = new ArrayList<>(); 30 | isOpen = new ArrayList<>(); 31 | for (T item: fullData) { 32 | dataList.add(new DataHolder(item.getData(), ItemType.HEADER)); 33 | isOpen.add(false); 34 | } 35 | } 36 | 37 | /** 38 | * Return adapter whose items will be expanded according to state 39 | * @param data List of items for Adapter to work with; 40 | * @param state List of state of items, if true it will be expanded otherwise collapsed. 41 | * MUST BE SAME LENGTH AS data! 42 | */ 43 | protected TwoLevelExpandableAdapter(List data, List state) { 44 | fullData = data; 45 | dataList = new ArrayList<>(); 46 | isOpen = new ArrayList<>(state); 47 | for (int i = 0; i < fullData.size(); i++) { 48 | T headerGroup = fullData.get(i); 49 | dataList.add(new DataHolder(headerGroup.getData(), ItemType.HEADER)); 50 | if (isOpen.get(i)) { 51 | for (Object item: headerGroup.getChildren()) { 52 | dataList.add(new DataHolder(item, ItemType.ITEM)); 53 | } 54 | } 55 | } 56 | } 57 | 58 | @Override 59 | public ViewHolderWithSetter onCreateViewHolder(ViewGroup parent, int viewType) { 60 | if (viewType == ITEM_TYPE) { 61 | return getSecondLevelViewHolder(parent); 62 | } 63 | return getTopLevelViewHolder(parent); 64 | } 65 | 66 | /** 67 | * This method should return ViewHolder whose view will be on the bottom of two level hierarchy. 68 | * @param parent ViewGroup to inflate ViewHolder view with 69 | * @return Second Level ViewHolder 70 | */ 71 | public abstract ViewHolderWithSetter getSecondLevelViewHolder(ViewGroup parent); 72 | 73 | /** 74 | * This method should return ViewHolder whose view will be on the top of two level hierarchy. 75 | * @param parent ViewGroup to inflate ViewHolder view with 76 | * @return Top Level ViewHolder 77 | */ 78 | public abstract ViewHolderWithSetter getTopLevelViewHolder(ViewGroup parent); 79 | 80 | @Override 81 | public void onBindViewHolder(ViewHolderWithSetter holder, final int position) { 82 | final DataHolder dh = dataList.get(position); 83 | if (getItemViewType(position) == HEADER_TYPE) { 84 | holder.setExpandOnClickListener(new View.OnClickListener() { 85 | @Override 86 | public void onClick(View v) { 87 | expandOrCollapse(dataList.indexOf(dh)); 88 | } 89 | }); 90 | } 91 | holder.setItem(dh.getData()); 92 | } 93 | 94 | @Override 95 | public int getItemViewType(int position) { 96 | if (dataList.get(position).getType() == ItemType.ITEM) { 97 | return ITEM_TYPE; 98 | } 99 | return HEADER_TYPE; 100 | } 101 | 102 | @Override 103 | public int getItemCount() { 104 | return dataList.size(); 105 | } 106 | 107 | /** 108 | * Returns current state of adapter. 109 | * @return current state of adapter 110 | */ 111 | public List getExpandState() { 112 | return isOpen; 113 | } 114 | 115 | private int getHeaderCountUpToPosition(int position) { 116 | int counter = 0; 117 | for (int i = 0; i < position; i++) { 118 | counter += dataList.get(i).getType() == ItemType.HEADER ? 1 : 0; 119 | } 120 | return counter; 121 | } 122 | 123 | 124 | private void expandOrCollapse(int position) { 125 | int headerPosition = getHeaderCountUpToPosition(position); 126 | T headerGroup = fullData.get(headerPosition); 127 | int childLength = headerGroup.getChildren().size(); 128 | if (!isOpen.get(headerPosition)) { 129 | for (int i = 0; i < childLength; i++) { 130 | dataList.add(position + i + 1, new DataHolder(headerGroup.getChildren() 131 | .get(i), ItemType.ITEM)); 132 | } 133 | notifyItemRangeInserted(position + 1, childLength); 134 | } else { 135 | for (int i = 0; i < childLength; i++) { 136 | dataList.remove(position + 1); 137 | } 138 | notifyItemRangeRemoved(position + 1, childLength); 139 | } 140 | isOpen.set(headerPosition, !isOpen.get(headerPosition)); 141 | } 142 | 143 | /** 144 | * Inteface of data passing to the adapter; 145 | * @param type of data to be displayed in top level view 146 | * @param type of date to be displayed in second level view 147 | */ 148 | public interface DataSet { 149 | /** 150 | * Returns data to be displayed in top level view 151 | * @return data to be displayed in top level view 152 | */ 153 | K getData(); 154 | 155 | /** 156 | * Returns data to be displayed in second level views 157 | * @return data to be displayed in second level views 158 | */ 159 | List getChildren(); 160 | } 161 | 162 | protected enum ItemType { 163 | HEADER, ITEM; 164 | } 165 | 166 | private class DataHolder { 167 | private K data; 168 | private ItemType type; 169 | 170 | public DataHolder(K item, ItemType type) { 171 | this.data = item; 172 | this.type = type; 173 | } 174 | 175 | public K getData() { 176 | return data; 177 | } 178 | 179 | public ItemType getType() { 180 | return type; 181 | } 182 | } 183 | } 184 | --------------------------------------------------------------------------------