├── app ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── values │ │ │ │ ├── strings.xml │ │ │ │ ├── dimens.xml │ │ │ │ ├── colors.xml │ │ │ │ └── styles.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 │ │ │ └── layout │ │ │ │ ├── grid_row.xml │ │ │ │ ├── linear_row.xml │ │ │ │ ├── progress_loading.xml │ │ │ │ ├── layout_recyclerview.xml │ │ │ │ ├── staggered_row.xml │ │ │ │ └── activity_main.xml │ │ ├── java │ │ │ └── com │ │ │ │ └── recyclerview │ │ │ │ └── loadmore │ │ │ │ ├── widget │ │ │ │ ├── SquareImageView.java │ │ │ │ ├── StaggerdSpacesItemDecoration.java │ │ │ │ └── GridSpacingItemDecoration.java │ │ │ │ ├── listener │ │ │ │ ├── OnLoadMoreListener.java │ │ │ │ └── RecyclerViewLoadMoreScroll.java │ │ │ │ ├── utils │ │ │ │ └── Constant.java │ │ │ │ ├── viewholder │ │ │ │ ├── GridHolder.java │ │ │ │ ├── LoadingHolder.java │ │ │ │ ├── LinearHolder.java │ │ │ │ └── StaggeredHolder.java │ │ │ │ ├── model │ │ │ │ └── DataView.java │ │ │ │ ├── adapter │ │ │ │ ├── GridAdapter.java │ │ │ │ ├── LinearAdapter.java │ │ │ │ └── StaggeredAdapter.java │ │ │ │ ├── MainActivity.java │ │ │ │ └── fragment │ │ │ │ ├── LinearLayoutFragment.java │ │ │ │ ├── StaggeredGridLayoutFragment.java │ │ │ │ └── GridLayoutFragment.java │ │ └── AndroidManifest.xml │ ├── test │ │ └── java │ │ │ └── com │ │ │ └── recyclerview │ │ │ └── loadmore │ │ │ └── ExampleUnitTest.java │ └── androidTest │ │ └── java │ │ └── com │ │ └── recyclerview │ │ └── loadmore │ │ └── ExampleInstrumentedTest.java ├── proguard-rules.pro └── build.gradle ├── settings.gradle ├── _config.yml ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── android-recyclerview-loadmore-gif.gif ├── README.markdown ├── gradle.properties ├── Licence.txt ├── .gitignore ├── gradlew.bat └── gradlew /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | -------------------------------------------------------------------------------- /_config.yml: -------------------------------------------------------------------------------- 1 | theme: jekyll-theme-architect -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Pyush/Android-RecyclerView-Loadmore/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Android-RecyclerView-Loadmore 3 | 4 | -------------------------------------------------------------------------------- /android-recyclerview-loadmore-gif.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Pyush/Android-RecyclerView-Loadmore/HEAD/android-recyclerview-loadmore-gif.gif -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Pyush/Android-RecyclerView-Loadmore/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Pyush/Android-RecyclerView-Loadmore/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Pyush/Android-RecyclerView-Loadmore/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Pyush/Android-RecyclerView-Loadmore/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Pyush/Android-RecyclerView-Loadmore/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/values/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 16dp 4 | 16dp 5 | 6 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Aug 15 14:26:16 IST 2018 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-7.4.2-bin.zip 7 | -------------------------------------------------------------------------------- /README.markdown: -------------------------------------------------------------------------------- 1 | RecyclerView Loadmore and Swipe refresh 2 | - LinearLayout 3 | - GridLayout 4 | - StaggeredLayout 5 | 6 | Master branch has **JAVA** code 7 | 8 | Kotlin branch has **KOTLIN** code. 9 | 10 | Chears 11 | 12 | ![](https://github.com/Pyush/Android-RecyclerView-Loadmore/blob/master/android-recyclerview-loadmore-gif.gif) 13 | -------------------------------------------------------------------------------- /app/src/main/res/values-w820dp/dimens.xml: -------------------------------------------------------------------------------- 1 | 2 | 5 | 64dp 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #607D8B 4 | #455A64 5 | #607D8B 6 | 7 | #CFD8DC 8 | #212121 9 | #757575 10 | #FFFFFF 11 | #BDBDBD 12 | 13 | -------------------------------------------------------------------------------- /app/src/test/java/com/recyclerview/loadmore/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() throws Exception { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /app/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 G:\AndroidStudio\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/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 12 | 13 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /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 | android.enableJetifier=true 13 | android.useAndroidX=true 14 | org.gradle.jvmargs=-Xmx1536m 15 | 16 | # When configured, Gradle will run in incubating parallel mode. 17 | # This option should only be used with decoupled projects. More details, visit 18 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 19 | # org.gradle.parallel=true 20 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/widget/SquareImageView.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.widget; 2 | 3 | import android.content.Context; 4 | import android.util.AttributeSet; 5 | import android.widget.ImageView; 6 | 7 | public class SquareImageView extends ImageView { 8 | 9 | public SquareImageView(Context context) { 10 | super(context); 11 | } 12 | 13 | public SquareImageView(Context context, AttributeSet attrs) { 14 | super(context, attrs); 15 | } 16 | 17 | public SquareImageView(Context context, AttributeSet attrs, int defStyle) { 18 | super(context, attrs, defStyle); 19 | } 20 | 21 | @Override 22 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 23 | super.onMeasure(widthMeasureSpec, heightMeasureSpec); 24 | int width = getMeasuredWidth(); 25 | setMeasuredDimension(width, width); 26 | } 27 | 28 | } 29 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/recyclerview/loadmore/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore; 2 | 3 | import android.content.Context; 4 | import androidx.test.platform.app.InstrumentationRegistry; 5 | import androidx.test.ext.junit.runners.AndroidJUnit4; 6 | 7 | import org.junit.Test; 8 | import org.junit.runner.RunWith; 9 | 10 | import static org.junit.Assert.*; 11 | 12 | /** 13 | * Instrumentation test, which will execute on an Android device. 14 | * 15 | * @see Testing documentation 16 | */ 17 | @RunWith(AndroidJUnit4.class) 18 | public class ExampleInstrumentedTest { 19 | @Test 20 | public void useAppContext() throws Exception { 21 | // Context of the app under test. 22 | Context appContext = InstrumentationRegistry.getTargetContext(); 23 | 24 | assertEquals("com.recyclerview.loadmore", appContext.getPackageName()); 25 | } 26 | } 27 | -------------------------------------------------------------------------------- /Licence.txt: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2017 Piyush 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 32 5 | buildToolsVersion "30.0.3" 6 | defaultConfig { 7 | applicationId "com.recyclerview.loadmore" 8 | minSdkVersion 14 9 | targetSdkVersion 30 10 | versionCode 1 11 | versionName "1.0" 12 | testInstrumentationRunner 'androidx.test.runner.AndroidJUnitRunner' 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | testImplementation 'junit:junit:4.12' 24 | androidTestImplementation('androidx.test.espresso:espresso-core:3.1.0', { 25 | exclude group: 'com.android.support', module: 'support-annotations' 26 | }) 27 | implementation fileTree(include: ['*.jar'], dir: 'libs') 28 | implementation 'androidx.appcompat:appcompat:1.0.0' 29 | implementation 'com.google.android.material:material:1.0.0' 30 | implementation 'androidx.recyclerview:recyclerview:1.0.0' 31 | implementation 'androidx.percentlayout:percentlayout:1.0.0' 32 | } 33 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/listener/OnLoadMoreListener.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.listener; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | /** 28 | * Created by Piyush on 1/3/2017. 29 | */ 30 | public interface OnLoadMoreListener { 31 | void onLoadMore(); 32 | } 33 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/utils/Constant.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.utils; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | /** 28 | * Created by Piyush on 1/10/2017. 29 | */ 30 | public class Constant { 31 | public static final int VIEW_TYPE_ITEM = 0; 32 | public static final int VIEW_TYPE_LOADING = 1; 33 | } 34 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/viewholder/GridHolder.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.viewholder; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import androidx.recyclerview.widget.RecyclerView; 28 | import android.view.View; 29 | 30 | /** 31 | * Created by Piyush on 1/3/2017. 32 | */ 33 | public class GridHolder extends RecyclerView.ViewHolder { 34 | 35 | public GridHolder(View itemView) { 36 | super(itemView); 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/viewholder/LoadingHolder.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.viewholder; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import androidx.recyclerview.widget.RecyclerView; 28 | import android.view.View; 29 | 30 | /** 31 | * Created by Piyush on 1/3/2017. 32 | */ 33 | public class LoadingHolder extends RecyclerView.ViewHolder { 34 | 35 | public LoadingHolder(View itemView) { 36 | super(itemView); 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/viewholder/LinearHolder.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.viewholder; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import androidx.recyclerview.widget.RecyclerView; 28 | import android.view.View; 29 | 30 | /** 31 | * Created by Piyush on 1/3/2017. 32 | */ 33 | 34 | public class LinearHolder extends RecyclerView.ViewHolder { 35 | 36 | public LinearHolder(View itemView) { 37 | super(itemView); 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/viewholder/StaggeredHolder.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.viewholder; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import androidx.recyclerview.widget.RecyclerView; 28 | import android.view.View; 29 | 30 | /** 31 | * Created by Piyush on 1/3/2017. 32 | */ 33 | 34 | public class StaggeredHolder extends RecyclerView.ViewHolder { 35 | 36 | public StaggeredHolder(View itemView) { 37 | super(itemView); 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /app/src/main/res/layout/grid_row.xml: -------------------------------------------------------------------------------- 1 | 2 | 25 | 26 | 29 | 30 | 36 | 37 | -------------------------------------------------------------------------------- /app/src/main/res/layout/linear_row.xml: -------------------------------------------------------------------------------- 1 | 2 | 25 | 26 | 31 | 32 | 39 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 25 | 26 | 28 | 29 | 35 | 36 | 37 | 38 | 39 | 40 | 41 | 42 | 43 | 44 | -------------------------------------------------------------------------------- /app/src/main/res/layout/progress_loading.xml: -------------------------------------------------------------------------------- 1 | 2 | 25 | 26 | 30 | 31 | 36 | 37 | 42 | 43 | 44 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/model/DataView.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.model; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import java.util.ArrayList; 28 | import java.util.List; 29 | 30 | /** 31 | * Created by Piyush on 1/10/2017. 32 | */ 33 | 34 | public class DataView { 35 | 36 | String name; 37 | 38 | public String getName() { 39 | return name; 40 | } 41 | 42 | public void setName(String name) { 43 | this.name = name; 44 | } 45 | 46 | 47 | public static List getDataViews(int size) { 48 | List dataViews=new ArrayList<>(); 49 | for(int i=0;i 2 | 25 | 26 | 30 | 31 | 35 | 36 | 41 | 42 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/widget/StaggerdSpacesItemDecoration.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.widget; 2 | 3 | /** 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.graphics.Rect; 28 | import androidx.recyclerview.widget.RecyclerView; 29 | import android.view.View; 30 | 31 | /** 32 | * Created by Piyush on 1/11/2017. 33 | */ 34 | 35 | public class StaggerdSpacesItemDecoration extends RecyclerView.ItemDecoration { 36 | 37 | private final int mSpace; 38 | 39 | public StaggerdSpacesItemDecoration(int space) { 40 | this.mSpace = space; 41 | } 42 | 43 | @Override 44 | public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { 45 | outRect.left = mSpace; 46 | outRect.right = mSpace; 47 | outRect.bottom = mSpace; 48 | // Add top margin only for the first item to avoid double space between items 49 | if (parent.getChildAdapterPosition(view) == 0) 50 | outRect.top = mSpace; 51 | } 52 | } -------------------------------------------------------------------------------- /app/src/main/res/layout/staggered_row.xml: -------------------------------------------------------------------------------- 1 | 2 | 25 | 26 | 29 | 30 | 36 | 37 | 47 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | local.properties 16 | # Created by .ignore support plugin (hsz.mobi) 17 | ### NetBeans template 18 | nbproject/private/ 19 | build/ 20 | nbbuild/ 21 | dist/ 22 | nbdist/ 23 | nbactions.xml 24 | nb-configuration.xml 25 | 26 | # Mac OS X Garbage 27 | .DS_Store 28 | Thumbs.db 29 | 30 | .idea/ 31 | 32 | ### Android Studio 33 | /jniLibs 34 | mobile/mobile.iml 35 | mobile/mobile.iml 36 | tv/tv.iml 37 | app/app.iml 38 | app/*.iml 39 | *.iml 40 | mobile/*.iml 41 | tv/*.iml 42 | .idea/workspace.xml 43 | .idea/libraries 44 | .idea/ 45 | .idea 46 | /build 47 | /captures 48 | ### Android template 49 | # Built application files 50 | *.apk 51 | *.ap_ 52 | /build 53 | /captures 54 | # Files for the Dalvik VM 55 | *.dex 56 | 57 | # Java class files 58 | *.class 59 | 60 | # Generated files 61 | bin/ 62 | gen/ 63 | 64 | # Gradle files 65 | .gradle/ 66 | 67 | # Local configuration file (sdk path, etc) 68 | local.properties 69 | 70 | # Proguard folder generated by Eclipse 71 | proguard/ 72 | 73 | # Log Files 74 | *.log 75 | 76 | 77 | ### Java template 78 | *.class 79 | 80 | # Mobile Tools for Java (J2ME) 81 | .mtj.tmp/ 82 | 83 | # Package Files # 84 | *.jar 85 | *.war 86 | *.ear 87 | 88 | # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml 89 | hs_err_pid* 90 | 91 | 92 | ### Eclipse template 93 | *.pydevproject 94 | .metadata 95 | .gradle 96 | bin/ 97 | tmp/ 98 | *.tmp 99 | *.bak 100 | *.swp 101 | *~.nib 102 | .settings/ 103 | .loadpath 104 | /build 105 | /captures 106 | # External tool builders 107 | .externalToolBuilders/ 108 | 109 | # Locally stored "Eclipse launch configurations" 110 | *.launch 111 | 112 | # CDT-specific 113 | .cproject 114 | 115 | # PDT-specific 116 | .buildpath 117 | 118 | # sbteclipse plugin 119 | .target 120 | 121 | # TeXlipse plugin 122 | .texlipse 123 | 124 | # Android Studio 125 | *.iml 126 | 127 | # Keep external libs 128 | !app/libs/*.jar 129 | 130 | # script output 131 | check-dpi.txt* 132 | 133 | # spring output 134 | target 135 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 25 | 26 | 33 | 34 | 37 | 38 | 47 | 48 | 49 | 50 | 60 | 61 | 62 | 63 | 68 | 69 | 70 | 71 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/widget/GridSpacingItemDecoration.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.widget; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.graphics.Rect; 28 | import androidx.recyclerview.widget.RecyclerView; 29 | import android.view.View; 30 | 31 | /** 32 | * Created by Piyush on 8/29/2016. 33 | */ 34 | public class GridSpacingItemDecoration extends RecyclerView.ItemDecoration { 35 | 36 | private int spanCount; 37 | private int spacing; 38 | private boolean includeEdge; 39 | private int headerNum; 40 | 41 | public GridSpacingItemDecoration(int spanCount, int spacing, boolean includeEdge, int headerNum) { 42 | this.spanCount = spanCount; 43 | this.spacing = spacing; 44 | this.includeEdge = includeEdge; 45 | this.headerNum = headerNum; 46 | } 47 | 48 | @Override 49 | public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) { 50 | int position = parent.getChildAdapterPosition(view) - headerNum; // item position 51 | 52 | if (position >= 0) { 53 | int column = position % spanCount; // item column 54 | 55 | if (includeEdge) { 56 | outRect.left = spacing - column * spacing / spanCount; // spacing - column * ((1f / spanCount) * spacing) 57 | outRect.right = (column + 1) * spacing / spanCount; // (column + 1) * ((1f / spanCount) * spacing) 58 | 59 | if (position < spanCount) { // top edge 60 | outRect.top = spacing; 61 | } 62 | outRect.bottom = spacing; // item bottom 63 | } else { 64 | outRect.left = column * spacing / spanCount; // column * ((1f / spanCount) * spacing) 65 | outRect.right = spacing - (column + 1) * spacing / spanCount; // spacing - (column + 1) * ((1f / spanCount) * spacing) 66 | if (position >= spanCount) { 67 | outRect.top = spacing; // item top 68 | } 69 | } 70 | } else { 71 | outRect.left = 0; 72 | outRect.right = 0; 73 | outRect.top = 0; 74 | outRect.bottom = 0; 75 | } 76 | } 77 | } 78 | 79 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/adapter/GridAdapter.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.adapter; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.os.Handler; 28 | import androidx.recyclerview.widget.RecyclerView; 29 | import android.view.LayoutInflater; 30 | import android.view.View; 31 | import android.view.ViewGroup; 32 | 33 | import com.recyclerview.loadmore.R; 34 | import com.recyclerview.loadmore.model.DataView; 35 | import com.recyclerview.loadmore.utils.Constant; 36 | import com.recyclerview.loadmore.viewholder.GridHolder; 37 | import com.recyclerview.loadmore.viewholder.LoadingHolder; 38 | import java.util.List; 39 | 40 | /** 41 | * Created by Piyush on 1/10/2017. 42 | */ 43 | 44 | public class GridAdapter extends RecyclerView.Adapter { 45 | 46 | List dataViews; 47 | 48 | public GridAdapter(List dataViews) { 49 | this.dataViews = dataViews; 50 | } 51 | 52 | public void addData(List dataViews) { 53 | this.dataViews.addAll(dataViews); 54 | notifyDataSetChanged(); 55 | } 56 | 57 | public DataView getItemAtPosition(int position) { 58 | return dataViews.get(position); 59 | } 60 | 61 | public void addLoadingView() { 62 | //add loading item 63 | new Handler().post(new Runnable() { 64 | @Override 65 | public void run() { 66 | dataViews.add(null); 67 | notifyItemInserted(dataViews.size() - 1); 68 | } 69 | }); 70 | } 71 | 72 | public void removeLoadingView() { 73 | //Remove loading item 74 | dataViews.remove(dataViews.size() - 1); 75 | notifyItemRemoved(dataViews.size()); 76 | } 77 | 78 | @Override 79 | public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 80 | if(viewType== Constant.VIEW_TYPE_ITEM) { 81 | View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.grid_row, parent, false); 82 | return new GridHolder(view); 83 | } else if(viewType==Constant.VIEW_TYPE_LOADING) { 84 | View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.progress_loading, parent, false); 85 | return new LoadingHolder(view); 86 | } 87 | return null; 88 | } 89 | 90 | @Override 91 | public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) { 92 | 93 | } 94 | 95 | @Override 96 | public int getItemCount() { 97 | return dataViews == null ? 0 : dataViews.size(); 98 | } 99 | 100 | @Override 101 | public int getItemViewType(int position) { 102 | return dataViews.get(position) == null ? Constant.VIEW_TYPE_LOADING : Constant.VIEW_TYPE_ITEM; 103 | } 104 | } 105 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/adapter/LinearAdapter.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.adapter; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.os.Handler; 28 | import androidx.recyclerview.widget.RecyclerView; 29 | import android.view.LayoutInflater; 30 | import android.view.View; 31 | import android.view.ViewGroup; 32 | import com.recyclerview.loadmore.R; 33 | import com.recyclerview.loadmore.model.DataView; 34 | import com.recyclerview.loadmore.utils.Constant; 35 | import com.recyclerview.loadmore.viewholder.LinearHolder; 36 | import com.recyclerview.loadmore.viewholder.LoadingHolder; 37 | 38 | import java.util.List; 39 | 40 | /** 41 | * Created by Piyush on 1/10/2017. 42 | */ 43 | public class LinearAdapter extends RecyclerView.Adapter { 44 | 45 | List dataViews; 46 | 47 | public LinearAdapter(List dataViews) { 48 | this.dataViews = dataViews; 49 | } 50 | 51 | public void addData(List dataViews) { 52 | this.dataViews.addAll(dataViews); 53 | notifyDataSetChanged(); 54 | } 55 | 56 | public DataView getItemAtPosition(int position) { 57 | return dataViews.get(position); 58 | } 59 | 60 | public void addLoadingView() { 61 | //add loading item 62 | new Handler().post(new Runnable() { 63 | @Override 64 | public void run() { 65 | dataViews.add(null); 66 | notifyItemInserted(dataViews.size() - 1); 67 | } 68 | }); 69 | } 70 | 71 | public void removeLoadingView() { 72 | //Remove loading item 73 | dataViews.remove(dataViews.size() - 1); 74 | notifyItemRemoved(dataViews.size()); 75 | } 76 | 77 | @Override 78 | public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 79 | if(viewType== Constant.VIEW_TYPE_ITEM) { 80 | View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.linear_row, parent, false); 81 | return new LinearHolder(view); 82 | } else if(viewType==Constant.VIEW_TYPE_LOADING) { 83 | View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.progress_loading, parent, false); 84 | return new LoadingHolder(view); 85 | } 86 | return null; 87 | } 88 | 89 | @Override 90 | public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) { 91 | 92 | } 93 | 94 | @Override 95 | public int getItemCount() { 96 | return dataViews == null ? 0 : dataViews.size(); 97 | } 98 | 99 | @Override 100 | public int getItemViewType(int position) { 101 | return dataViews.get(position) == null ? Constant.VIEW_TYPE_LOADING : Constant.VIEW_TYPE_ITEM; 102 | } 103 | } 104 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/listener/RecyclerViewLoadMoreScroll.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.listener; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import androidx.recyclerview.widget.GridLayoutManager; 28 | import androidx.recyclerview.widget.LinearLayoutManager; 29 | import androidx.recyclerview.widget.RecyclerView; 30 | import androidx.recyclerview.widget.StaggeredGridLayoutManager; 31 | 32 | /** 33 | * Created by Piyush on 1/3/2017. 34 | */ 35 | public class RecyclerViewLoadMoreScroll extends RecyclerView.OnScrollListener { 36 | 37 | private int visibleThreshold = 5; 38 | private OnLoadMoreListener mOnLoadMoreListener; 39 | private boolean isLoading; 40 | private int lastVisibleItem, totalItemCount; 41 | private RecyclerView.LayoutManager mLayoutManager; 42 | 43 | public void setLoaded() { 44 | isLoading = false; 45 | } 46 | 47 | public boolean getLoaded() { 48 | return isLoading; 49 | } 50 | 51 | public void setOnLoadMoreListener(OnLoadMoreListener mOnLoadMoreListener) { 52 | this.mOnLoadMoreListener = mOnLoadMoreListener; 53 | } 54 | 55 | public RecyclerViewLoadMoreScroll(LinearLayoutManager layoutManager) { 56 | this.mLayoutManager = layoutManager; 57 | } 58 | 59 | public RecyclerViewLoadMoreScroll(GridLayoutManager layoutManager) { 60 | this.mLayoutManager = layoutManager; 61 | visibleThreshold = visibleThreshold * layoutManager.getSpanCount(); 62 | } 63 | 64 | public RecyclerViewLoadMoreScroll(StaggeredGridLayoutManager layoutManager) { 65 | this.mLayoutManager = layoutManager; 66 | visibleThreshold = visibleThreshold * layoutManager.getSpanCount(); 67 | } 68 | 69 | @Override 70 | public void onScrolled(RecyclerView recyclerView, int dx, int dy) { 71 | super.onScrolled(recyclerView, dx, dy); 72 | 73 | if (dy <= 0) return; 74 | 75 | totalItemCount = mLayoutManager.getItemCount(); 76 | 77 | if (mLayoutManager instanceof StaggeredGridLayoutManager) { 78 | int[] lastVisibleItemPositions = ((StaggeredGridLayoutManager) mLayoutManager).findLastVisibleItemPositions(null); 79 | // get maximum element within the list 80 | lastVisibleItem = getLastVisibleItem(lastVisibleItemPositions); 81 | } else if (mLayoutManager instanceof GridLayoutManager) { 82 | lastVisibleItem = ((GridLayoutManager) mLayoutManager).findLastVisibleItemPosition(); 83 | } else if (mLayoutManager instanceof LinearLayoutManager) { 84 | lastVisibleItem = ((LinearLayoutManager) mLayoutManager).findLastVisibleItemPosition(); 85 | } 86 | 87 | if (!isLoading && totalItemCount <= (lastVisibleItem + visibleThreshold)) { 88 | if (mOnLoadMoreListener != null) { 89 | mOnLoadMoreListener.onLoadMore(); 90 | } 91 | isLoading = true; 92 | } 93 | 94 | } 95 | 96 | public int getLastVisibleItem(int[] lastVisibleItemPositions) { 97 | int maxSize = 0; 98 | for (int i = 0; i < lastVisibleItemPositions.length; i++) { 99 | if (i == 0) { 100 | maxSize = lastVisibleItemPositions[i]; 101 | } 102 | else if (lastVisibleItemPositions[i] > maxSize) { 103 | maxSize = lastVisibleItemPositions[i]; 104 | } 105 | } 106 | return maxSize; 107 | } 108 | } 109 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.os.Bundle; 28 | import com.google.android.material.tabs.TabLayout; 29 | import androidx.fragment.app.Fragment; 30 | import androidx.fragment.app.FragmentManager; 31 | import androidx.fragment.app.FragmentPagerAdapter; 32 | import androidx.viewpager.widget.ViewPager; 33 | import androidx.appcompat.app.AppCompatActivity; 34 | import androidx.appcompat.widget.Toolbar; 35 | 36 | import com.recyclerview.loadmore.fragment.GridLayoutFragment; 37 | import com.recyclerview.loadmore.fragment.LinearLayoutFragment; 38 | import com.recyclerview.loadmore.fragment.StaggeredGridLayoutFragment; 39 | 40 | public class MainActivity extends AppCompatActivity { 41 | 42 | private TabLayout tab_layout; 43 | private ViewPager viewpager; 44 | private LoadMorePagerAdapter loadMorePagerAdapter; 45 | 46 | @Override 47 | protected void onCreate(Bundle savedInstanceState) { 48 | super.onCreate(savedInstanceState); 49 | setContentView(R.layout.activity_main); 50 | Initialize(); 51 | } 52 | 53 | private void Initialize() { 54 | Toolbar mToolbar = (Toolbar) findViewById(R.id.toolbar); 55 | mToolbar.setTitle(R.string.app_name); 56 | setSupportActionBar(mToolbar); 57 | 58 | tab_layout=(TabLayout)findViewById(R.id.tab_layout); 59 | tab_layout.addTab(tab_layout.newTab().setText("Linear")); 60 | tab_layout.addTab(tab_layout.newTab().setText("Grid")); 61 | tab_layout.addTab(tab_layout.newTab().setText("Staggered")); 62 | tab_layout.setTabGravity(TabLayout.GRAVITY_FILL); 63 | 64 | viewpager=(ViewPager)findViewById(R.id.viewPager); 65 | viewpager.setOffscreenPageLimit(3); 66 | loadMorePagerAdapter=new LoadMorePagerAdapter(getSupportFragmentManager()); 67 | viewpager.setAdapter(loadMorePagerAdapter); 68 | viewpager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tab_layout)); 69 | tab_layout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() { 70 | @Override 71 | public void onTabSelected(TabLayout.Tab tab) { 72 | viewpager.setCurrentItem(tab.getPosition()); 73 | } 74 | 75 | @Override 76 | public void onTabUnselected(TabLayout.Tab tab) { 77 | 78 | } 79 | 80 | @Override 81 | public void onTabReselected(TabLayout.Tab tab) { 82 | } 83 | }); 84 | } 85 | 86 | private class LoadMorePagerAdapter extends FragmentPagerAdapter { 87 | 88 | final int mNumOfTab = 3; 89 | 90 | public LoadMorePagerAdapter(FragmentManager fm) { 91 | super(fm); 92 | } 93 | 94 | @Override 95 | public Fragment getItem(int position) { 96 | Fragment fragment=null; 97 | switch (position) { 98 | case 0: 99 | fragment = LinearLayoutFragment.newInstance(); 100 | break; 101 | case 1: 102 | fragment = GridLayoutFragment.newInstance(); 103 | break; 104 | case 2: 105 | fragment= StaggeredGridLayoutFragment.newInstance(); 106 | break; 107 | } 108 | return fragment; 109 | } 110 | 111 | @Override 112 | public int getCount() { 113 | return mNumOfTab; 114 | } 115 | } 116 | } 117 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/adapter/StaggeredAdapter.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.adapter; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.os.Handler; 28 | import androidx.recyclerview.widget.RecyclerView; 29 | import androidx.recyclerview.widget.StaggeredGridLayoutManager; 30 | import android.view.LayoutInflater; 31 | import android.view.View; 32 | import android.view.ViewGroup; 33 | 34 | import com.recyclerview.loadmore.R; 35 | import com.recyclerview.loadmore.model.DataView; 36 | import com.recyclerview.loadmore.utils.Constant; 37 | import com.recyclerview.loadmore.viewholder.LoadingHolder; 38 | import com.recyclerview.loadmore.viewholder.StaggeredHolder; 39 | 40 | import java.util.List; 41 | 42 | /** 43 | * Created by Piyush on 1/10/2017. 44 | */ 45 | public class StaggeredAdapter extends RecyclerView.Adapter { 46 | 47 | List dataViews; 48 | 49 | public StaggeredAdapter(List dataViews) { 50 | this.dataViews = dataViews; 51 | } 52 | 53 | public void addData(List dataViews) { 54 | this.dataViews.addAll(dataViews); 55 | notifyDataSetChanged(); 56 | } 57 | 58 | public DataView getItemAtPosition(int position) { 59 | return dataViews.get(position); 60 | } 61 | 62 | public void addLoadingView() { 63 | //add loading item 64 | new Handler().post(new Runnable() { 65 | @Override 66 | public void run() { 67 | dataViews.add(null); 68 | notifyItemInserted(dataViews.size() - 1); 69 | } 70 | }); 71 | } 72 | 73 | public void removeLoadingView() { 74 | //Remove loading item 75 | dataViews.remove(dataViews.size() - 1); 76 | notifyItemRemoved(dataViews.size()); 77 | } 78 | 79 | @Override 80 | public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 81 | if(viewType== Constant.VIEW_TYPE_ITEM) { 82 | View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.staggered_row, parent, false); 83 | return new StaggeredHolder(view); 84 | } else if(viewType==Constant.VIEW_TYPE_LOADING) { 85 | View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.progress_loading, parent, false); 86 | return new LoadingHolder(view); 87 | } 88 | return null; 89 | } 90 | 91 | @Override 92 | public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) { 93 | DataView dataView=dataViews.get(position); 94 | if(holder instanceof StaggeredHolder) { 95 | StaggeredHolder staggeredHolder=(StaggeredHolder)holder; 96 | 97 | } else if(holder instanceof LoadingHolder) { 98 | LoadingHolder loadingHolder=(LoadingHolder)holder; 99 | } 100 | 101 | if(dataView==null) { 102 | // Span the item if active 103 | final ViewGroup.LayoutParams lp = holder.itemView.getLayoutParams(); 104 | if (lp instanceof StaggeredGridLayoutManager.LayoutParams) { 105 | StaggeredGridLayoutManager.LayoutParams sglp = (StaggeredGridLayoutManager.LayoutParams) lp; 106 | sglp.setFullSpan(true); 107 | holder.itemView.setLayoutParams(sglp); 108 | } 109 | } else { 110 | // Span the item if active 111 | final ViewGroup.LayoutParams lp = holder.itemView.getLayoutParams(); 112 | if (lp instanceof StaggeredGridLayoutManager.LayoutParams) { 113 | StaggeredGridLayoutManager.LayoutParams sglp = (StaggeredGridLayoutManager.LayoutParams) lp; 114 | sglp.setFullSpan(false); 115 | holder.itemView.setLayoutParams(sglp); 116 | } 117 | } 118 | } 119 | 120 | @Override 121 | public int getItemCount() { 122 | return dataViews == null ? 0 : dataViews.size(); 123 | } 124 | 125 | @Override 126 | public int getItemViewType(int position) { 127 | return dataViews.get(position) == null ? Constant.VIEW_TYPE_LOADING : Constant.VIEW_TYPE_ITEM; 128 | } 129 | } 130 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/fragment/LinearLayoutFragment.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.fragment; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.os.Bundle; 28 | import android.os.Handler; 29 | import androidx.annotation.Nullable; 30 | import androidx.fragment.app.Fragment; 31 | import androidx.swiperefreshlayout.widget.SwipeRefreshLayout; 32 | import androidx.recyclerview.widget.LinearLayoutManager; 33 | import androidx.recyclerview.widget.RecyclerView; 34 | import android.view.LayoutInflater; 35 | import android.view.View; 36 | import android.view.ViewGroup; 37 | 38 | import com.recyclerview.loadmore.R; 39 | import com.recyclerview.loadmore.adapter.LinearAdapter; 40 | import com.recyclerview.loadmore.listener.OnLoadMoreListener; 41 | import com.recyclerview.loadmore.listener.RecyclerViewLoadMoreScroll; 42 | import com.recyclerview.loadmore.model.DataView; 43 | 44 | import java.util.List; 45 | 46 | /** 47 | * Created by Piyush on 1/10/2017. 48 | */ 49 | public class LinearLayoutFragment extends Fragment { 50 | 51 | private View rootView; 52 | private SwipeRefreshLayout swipeRefresh; 53 | private RecyclerView recyclerview; 54 | private LinearAdapter linearAdapter; 55 | private RecyclerViewLoadMoreScroll scrollListener; 56 | 57 | public LinearLayoutFragment() { 58 | // Required empty public constructor 59 | } 60 | 61 | public static LinearLayoutFragment newInstance() { 62 | LinearLayoutFragment fragment = new LinearLayoutFragment(); 63 | Bundle args = new Bundle(); 64 | fragment.setArguments(args); 65 | return fragment; 66 | } 67 | 68 | @Override 69 | public void onCreate(@Nullable Bundle savedInstanceState) { 70 | super.onCreate(savedInstanceState); 71 | } 72 | 73 | @Nullable 74 | @Override 75 | public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { 76 | rootView=inflater.inflate(R.layout.layout_recyclerview, container, false); 77 | Initialize(); 78 | return rootView; 79 | } 80 | 81 | @Override 82 | public void onResume() { 83 | super.onResume(); 84 | 85 | swipeRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { 86 | @Override 87 | public void onRefresh() { 88 | new Handler().postDelayed(new Runnable() { 89 | @Override 90 | public void run() { 91 | List dataViews=DataView.getDataViews(15); 92 | linearAdapter=new LinearAdapter(dataViews); 93 | recyclerview.setAdapter(linearAdapter); 94 | swipeRefresh.setRefreshing(false); 95 | } 96 | },5000); 97 | } 98 | }); 99 | } 100 | 101 | private void Initialize() { 102 | swipeRefresh=(SwipeRefreshLayout)rootView.findViewById(R.id.swipeRefresh); 103 | recyclerview=(RecyclerView)rootView.findViewById(R.id.recyclerview); 104 | recyclerview.setHasFixedSize(true); 105 | LinearLayoutManager linearLayoutManager=new LinearLayoutManager(getActivity()); 106 | linearLayoutManager.setOrientation(LinearLayoutManager.VERTICAL); 107 | recyclerview.setLayoutManager(linearLayoutManager); 108 | linearAdapter=new LinearAdapter(DataView.getDataViews(15)); 109 | recyclerview.setAdapter(linearAdapter); 110 | 111 | scrollListener=new RecyclerViewLoadMoreScroll(linearLayoutManager); 112 | scrollListener.setOnLoadMoreListener(new OnLoadMoreListener() { 113 | @Override 114 | public void onLoadMore() { 115 | LoadMoreData(); 116 | } 117 | }); 118 | 119 | recyclerview.addOnScrollListener(scrollListener); 120 | } 121 | 122 | private void LoadMoreData() { 123 | linearAdapter.addLoadingView(); 124 | new Handler().postDelayed(new Runnable() { 125 | @Override 126 | public void run() { 127 | List dataViews=DataView.getDataViews(15); 128 | linearAdapter.removeLoadingView(); 129 | linearAdapter.addData(dataViews); 130 | linearAdapter.notifyDataSetChanged(); 131 | scrollListener.setLoaded(); 132 | } 133 | },5000); 134 | 135 | } 136 | } 137 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # Attempt to set APP_HOME 46 | # Resolve links: $0 may be a link 47 | PRG="$0" 48 | # Need this for relative symlinks. 49 | while [ -h "$PRG" ] ; do 50 | ls=`ls -ld "$PRG"` 51 | link=`expr "$ls" : '.*-> \(.*\)$'` 52 | if expr "$link" : '/.*' > /dev/null; then 53 | PRG="$link" 54 | else 55 | PRG=`dirname "$PRG"`"/$link" 56 | fi 57 | done 58 | SAVED="`pwd`" 59 | cd "`dirname \"$PRG\"`/" >/dev/null 60 | APP_HOME="`pwd -P`" 61 | cd "$SAVED" >/dev/null 62 | 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 64 | 65 | # Determine the Java command to use to start the JVM. 66 | if [ -n "$JAVA_HOME" ] ; then 67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 68 | # IBM's JDK on AIX uses strange locations for the executables 69 | JAVACMD="$JAVA_HOME/jre/sh/java" 70 | else 71 | JAVACMD="$JAVA_HOME/bin/java" 72 | fi 73 | if [ ! -x "$JAVACMD" ] ; then 74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 75 | 76 | Please set the JAVA_HOME variable in your environment to match the 77 | location of your Java installation." 78 | fi 79 | else 80 | JAVACMD="java" 81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 82 | 83 | Please set the JAVA_HOME variable in your environment to match the 84 | location of your Java installation." 85 | fi 86 | 87 | # Increase the maximum file descriptors if we can. 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 89 | MAX_FD_LIMIT=`ulimit -H -n` 90 | if [ $? -eq 0 ] ; then 91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 92 | MAX_FD="$MAX_FD_LIMIT" 93 | fi 94 | ulimit -n $MAX_FD 95 | if [ $? -ne 0 ] ; then 96 | warn "Could not set maximum file descriptor limit: $MAX_FD" 97 | fi 98 | else 99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 100 | fi 101 | fi 102 | 103 | # For Darwin, add options to specify how the application appears in the dock 104 | if $darwin; then 105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 106 | fi 107 | 108 | # For Cygwin, switch paths to Windows format before running java 109 | if $cygwin ; then 110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 112 | JAVACMD=`cygpath --unix "$JAVACMD"` 113 | 114 | # We build the pattern for arguments to be converted via cygpath 115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 116 | SEP="" 117 | for dir in $ROOTDIRSRAW ; do 118 | ROOTDIRS="$ROOTDIRS$SEP$dir" 119 | SEP="|" 120 | done 121 | OURCYGPATTERN="(^($ROOTDIRS))" 122 | # Add a user-defined pattern to the cygpath arguments 123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 125 | fi 126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 127 | i=0 128 | for arg in "$@" ; do 129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 131 | 132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 134 | else 135 | eval `echo args$i`="\"$arg\"" 136 | fi 137 | i=$((i+1)) 138 | done 139 | case $i in 140 | (0) set -- ;; 141 | (1) set -- "$args0" ;; 142 | (2) set -- "$args0" "$args1" ;; 143 | (3) set -- "$args0" "$args1" "$args2" ;; 144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 150 | esac 151 | fi 152 | 153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 154 | function splitJvmOpts() { 155 | JVM_OPTS=("$@") 156 | } 157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 159 | 160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 161 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/fragment/StaggeredGridLayoutFragment.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.fragment; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.os.Bundle; 28 | import android.os.Handler; 29 | import androidx.annotation.Nullable; 30 | import androidx.fragment.app.Fragment; 31 | import androidx.swiperefreshlayout.widget.SwipeRefreshLayout; 32 | import androidx.recyclerview.widget.RecyclerView; 33 | import androidx.recyclerview.widget.StaggeredGridLayoutManager; 34 | import android.view.LayoutInflater; 35 | import android.view.View; 36 | import android.view.ViewGroup; 37 | 38 | import com.recyclerview.loadmore.R; 39 | import com.recyclerview.loadmore.adapter.StaggeredAdapter; 40 | import com.recyclerview.loadmore.listener.OnLoadMoreListener; 41 | import com.recyclerview.loadmore.listener.RecyclerViewLoadMoreScroll; 42 | import com.recyclerview.loadmore.model.DataView; 43 | import com.recyclerview.loadmore.widget.StaggerdSpacesItemDecoration; 44 | 45 | import java.util.List; 46 | 47 | /** 48 | * Created by Piyush on 1/10/2017. 49 | */ 50 | 51 | public class StaggeredGridLayoutFragment extends Fragment { 52 | 53 | private View rootView; 54 | private SwipeRefreshLayout swipeRefresh; 55 | private RecyclerView recyclerview; 56 | private StaggeredGridLayoutManager gridLayoutManager; 57 | private StaggeredAdapter staggeredAdapter; 58 | private RecyclerViewLoadMoreScroll scrollListener; 59 | 60 | public StaggeredGridLayoutFragment() { 61 | // Required empty public constructor 62 | } 63 | 64 | public static StaggeredGridLayoutFragment newInstance() { 65 | StaggeredGridLayoutFragment fragment = new StaggeredGridLayoutFragment(); 66 | Bundle args = new Bundle(); 67 | fragment.setArguments(args); 68 | return fragment; 69 | } 70 | 71 | @Nullable 72 | @Override 73 | public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { 74 | rootView=inflater.inflate(R.layout.layout_recyclerview, container, false); 75 | Initialize(); 76 | return rootView; 77 | } 78 | 79 | @Override 80 | public void onResume() { 81 | super.onResume(); 82 | 83 | swipeRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { 84 | @Override 85 | public void onRefresh() { 86 | new Handler().postDelayed(new Runnable() { 87 | @Override 88 | public void run() { 89 | setAdapter(); 90 | swipeRefresh.setRefreshing(false); 91 | } 92 | },5000); 93 | } 94 | }); 95 | } 96 | 97 | private void Initialize() { 98 | swipeRefresh=(SwipeRefreshLayout)rootView.findViewById(R.id.swipeRefresh); 99 | recyclerview=(RecyclerView)rootView.findViewById(R.id.recyclerview); 100 | recyclerview.setHasFixedSize(true); 101 | int spacingInPixels=5; 102 | recyclerview.addItemDecoration(new StaggerdSpacesItemDecoration(spacingInPixels)); 103 | 104 | setAdapter(); 105 | 106 | scrollListener=new RecyclerViewLoadMoreScroll(gridLayoutManager); 107 | scrollListener.setOnLoadMoreListener(new OnLoadMoreListener() { 108 | @Override 109 | public void onLoadMore() { 110 | LoadMoreData(); 111 | } 112 | }); 113 | 114 | recyclerview.addOnScrollListener(scrollListener); 115 | } 116 | 117 | private void setAdapter() { 118 | gridLayoutManager=new StaggeredGridLayoutManager(2,StaggeredGridLayoutManager.VERTICAL); 119 | //gridLayoutManager.setGapStrategy(StaggeredGridLayoutManager.GAP_HANDLING_MOVE_ITEMS_BETWEEN_SPANS); 120 | recyclerview.setLayoutManager(gridLayoutManager); 121 | staggeredAdapter=new StaggeredAdapter(DataView.getDataViews(15)); 122 | recyclerview.setAdapter(staggeredAdapter); 123 | } 124 | 125 | private void LoadMoreData() { 126 | staggeredAdapter.addLoadingView(); 127 | new Handler().postDelayed(new Runnable() { 128 | @Override 129 | public void run() { 130 | List dataViews=DataView.getDataViews(15); 131 | staggeredAdapter.removeLoadingView(); 132 | staggeredAdapter.addData(dataViews); 133 | staggeredAdapter.notifyDataSetChanged(); 134 | scrollListener.setLoaded(); 135 | } 136 | },5000); 137 | 138 | } 139 | } 140 | -------------------------------------------------------------------------------- /app/src/main/java/com/recyclerview/loadmore/fragment/GridLayoutFragment.java: -------------------------------------------------------------------------------- 1 | package com.recyclerview.loadmore.fragment; 2 | 3 | /* 4 | * MIT License 5 | * 6 | * Copyright (c) 2017 Piyush 7 | * 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy 9 | * of this software and associated documentation files (the "Software"), to deal 10 | * in the Software without restriction, including without limitation the rights 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 | * copies of the Software, and to permit persons to whom the Software is 13 | * furnished to do so, subject to the following conditions: 14 | * 15 | * The above copyright notice and this permission notice shall be included in all 16 | * copies or substantial portions of the Software. 17 | * 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 24 | * SOFTWARE. 25 | */ 26 | 27 | import android.os.Bundle; 28 | import android.os.Handler; 29 | import androidx.annotation.Nullable; 30 | import androidx.fragment.app.Fragment; 31 | import androidx.swiperefreshlayout.widget.SwipeRefreshLayout; 32 | import androidx.recyclerview.widget.GridLayoutManager; 33 | import androidx.recyclerview.widget.RecyclerView; 34 | import android.view.LayoutInflater; 35 | import android.view.View; 36 | import android.view.ViewGroup; 37 | 38 | import com.recyclerview.loadmore.R; 39 | import com.recyclerview.loadmore.adapter.GridAdapter; 40 | import com.recyclerview.loadmore.listener.OnLoadMoreListener; 41 | import com.recyclerview.loadmore.listener.RecyclerViewLoadMoreScroll; 42 | import com.recyclerview.loadmore.model.DataView; 43 | import com.recyclerview.loadmore.widget.GridSpacingItemDecoration; 44 | 45 | import java.util.List; 46 | 47 | import static com.recyclerview.loadmore.utils.Constant.VIEW_TYPE_ITEM; 48 | import static com.recyclerview.loadmore.utils.Constant.VIEW_TYPE_LOADING; 49 | 50 | /** 51 | * Created by Piyush on 1/10/2017. 52 | */ 53 | 54 | public class GridLayoutFragment extends Fragment { 55 | 56 | private View rootView; 57 | private SwipeRefreshLayout swipeRefresh; 58 | private RecyclerView recyclerview; 59 | private GridLayoutManager gridLayoutManager; 60 | private GridAdapter gridAdapter; 61 | private RecyclerViewLoadMoreScroll scrollListener; 62 | 63 | public GridLayoutFragment() { 64 | // Required empty public constructor 65 | } 66 | 67 | public static GridLayoutFragment newInstance() { 68 | GridLayoutFragment fragment = new GridLayoutFragment(); 69 | Bundle args = new Bundle(); 70 | fragment.setArguments(args); 71 | return fragment; 72 | } 73 | 74 | @Override 75 | public void onCreate(@Nullable Bundle savedInstanceState) { 76 | super.onCreate(savedInstanceState); 77 | } 78 | 79 | @Nullable 80 | @Override 81 | public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { 82 | rootView=inflater.inflate(R.layout.layout_recyclerview, container, false); 83 | Initialize(); 84 | return rootView; 85 | } 86 | 87 | @Override 88 | public void onResume() { 89 | super.onResume(); 90 | 91 | swipeRefresh.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() { 92 | @Override 93 | public void onRefresh() { 94 | new Handler().postDelayed(new Runnable() { 95 | @Override 96 | public void run() { 97 | setAdapter(); 98 | swipeRefresh.setRefreshing(false); 99 | } 100 | },5000); 101 | } 102 | }); 103 | } 104 | 105 | private void Initialize() { 106 | swipeRefresh=(SwipeRefreshLayout)rootView.findViewById(R.id.swipeRefresh); 107 | recyclerview=(RecyclerView)rootView.findViewById(R.id.recyclerview); 108 | recyclerview.setHasFixedSize(true); 109 | int spacingInPixels=5; 110 | recyclerview.addItemDecoration(new GridSpacingItemDecoration(3, spacingInPixels, true, 0)); 111 | setAdapter(); 112 | 113 | scrollListener=new RecyclerViewLoadMoreScroll(gridLayoutManager); 114 | scrollListener.setOnLoadMoreListener(new OnLoadMoreListener() { 115 | @Override 116 | public void onLoadMore() { 117 | LoadMoreData(); 118 | } 119 | }); 120 | 121 | recyclerview.addOnScrollListener(scrollListener); 122 | } 123 | 124 | private void setAdapter() { 125 | gridLayoutManager=new GridLayoutManager(getActivity(),3); 126 | recyclerview.setLayoutManager(gridLayoutManager); 127 | gridAdapter=new GridAdapter(DataView.getDataViews(15)); 128 | recyclerview.setAdapter(gridAdapter); 129 | 130 | gridLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() { 131 | @Override 132 | public int getSpanSize(int position) { 133 | switch(gridAdapter.getItemViewType(position)) { 134 | case VIEW_TYPE_ITEM: 135 | return 1; 136 | case VIEW_TYPE_LOADING: 137 | return 3; //number of columns of the grid 138 | default: 139 | return -1; 140 | } 141 | } 142 | }); 143 | } 144 | 145 | private void LoadMoreData() { 146 | gridAdapter.addLoadingView(); 147 | new Handler().postDelayed(new Runnable() { 148 | @Override 149 | public void run() { 150 | List dataViews=DataView.getDataViews(15); 151 | gridAdapter.removeLoadingView(); 152 | gridAdapter.addData(dataViews); 153 | gridAdapter.notifyDataSetChanged(); 154 | scrollListener.setLoaded(); 155 | } 156 | },5000); 157 | 158 | } 159 | } 160 | --------------------------------------------------------------------------------