Repository: amarjain07/StickyScrollView Branch: master Commit: 763d5ae111b0 Files: 43 Total size: 51.1 KB Directory structure: gitextract_ikmcfygz/ ├── .gitignore ├── LICENSE ├── README.md ├── build.gradle ├── dependencies.gradle ├── gradle/ │ └── wrapper/ │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradle.properties ├── gradlew ├── gradlew.bat ├── jitpack.yml ├── library/ │ ├── build.gradle │ ├── proguard-rules.pro │ ├── publish.gradle │ └── src/ │ ├── androidTest/ │ │ └── java/ │ │ └── com/ │ │ └── amar/ │ │ └── library/ │ │ └── ExampleInstrumentedTest.java │ ├── main/ │ │ ├── AndroidManifest.xml │ │ ├── java/ │ │ │ └── com/ │ │ │ └── amar/ │ │ │ └── library/ │ │ │ ├── provider/ │ │ │ │ ├── ResourceProvider.kt │ │ │ │ ├── ScreenInfoProvider.kt │ │ │ │ └── interfaces/ │ │ │ │ ├── IResourceProvider.kt │ │ │ │ └── IScreenInfoProvider.kt │ │ │ └── ui/ │ │ │ ├── PropertySetter.kt │ │ │ ├── StickyScrollView.kt │ │ │ ├── interfaces/ │ │ │ │ └── IScrollViewListener.kt │ │ │ ├── presentation/ │ │ │ │ └── IStickyScrollPresentation.kt │ │ │ └── presenter/ │ │ │ └── StickyScrollPresenter.kt │ │ └── res/ │ │ └── values/ │ │ ├── attrs.xml │ │ └── strings.xml │ └── test/ │ └── java/ │ └── com/ │ └── amar/ │ └── library/ │ └── ExampleUnitTest.java ├── sample/ │ ├── build.gradle │ ├── proguard-rules.pro │ └── src/ │ ├── androidTest/ │ │ └── java/ │ │ └── com/ │ │ └── amar/ │ │ └── sample/ │ │ └── ExampleInstrumentedTest.java │ ├── main/ │ │ ├── AndroidManifest.xml │ │ ├── java/ │ │ │ └── com/ │ │ │ └── amar/ │ │ │ └── sample/ │ │ │ ├── MainActivity.kt │ │ │ ├── PageFragment.kt │ │ │ └── ViewPagerActivity.kt │ │ └── res/ │ │ ├── layout/ │ │ │ ├── activity_main.xml │ │ │ ├── activity_view_pager.xml │ │ │ └── view_page.xml │ │ └── values/ │ │ ├── colors.xml │ │ ├── strings.xml │ │ └── styles.xml │ └── test/ │ └── java/ │ └── com/ │ └── amar/ │ └── sample/ │ └── ExampleUnitTest.java └── settings.gradle ================================================ FILE CONTENTS ================================================ ================================================ FILE: .gitignore ================================================ .idea/ # Built application files *.apk *.ap_ # Files for the ART/Dalvik VM *.dex # Java class files *.class # Generated files bin/ gen/ out/ # Gradle files .gradle/ build/ # Local configuration file (sdk path, etc) local.properties # Proguard folder generated by Eclipse proguard/ # Log Files *.log # Android Studio Navigation editor temp files .navigation/ # Android Studio captures folder captures/ # Intellij *.iml .idea/workspace.xml # Keystore files *.jks ================================================ FILE: LICENSE ================================================ MIT License Copyright (c) 2017 Amar Jain Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ================================================ FILE: README.md ================================================ # StickyScrollView Sticky header and footer for android ScrollView. [![](https://jitpack.io/v/amarjain07/StickyScrollView.svg)](https://jitpack.io/#amarjain07/StickyScrollView) ### Install Add jitpack to your root's `build.gradle` ```groovy allprojects { repositories { maven { url "https://jitpack.io" } } } ``` Add the dependency ```groovy dependencies { implementation 'com.github.amarjain07:StickyScrollView:' } ``` ### Usage ```xml ... ... ``` ### Demo ![StickyScrollViewGif](demo/StickyScroll.gif) License ------- MIT License Copyright (c) 2017 Amar Jain Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ================================================ FILE: build.gradle ================================================ // Top-level build file where you can add configuration options common to all sub-projects/modules. buildscript { apply from: 'dependencies.gradle' repositories { mavenCentral() google() } dependencies { classpath "com.android.tools.build:gradle:$gradlePluginVersion" classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlinVersion" } } allprojects { repositories { mavenCentral() google() maven { url 'https://jitpack.io' } } } task clean(type: Delete) { delete rootProject.buildDir } ================================================ FILE: dependencies.gradle ================================================ ext { gradlePluginVersion = '7.0.4' projectMinSdkVersion = 16 compileVersionSdk = 30 targetSdkVersion = compileVersionSdk projectVersionCode = 1 projectVersionName = "0.0.1" kotlinVersion = '1.6.10' kotlinSdk = "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlinVersion" androidXCoreVersion = '1.3.2' androidXVersion = '1.1.0' androidXCompatVersion = '1.2.0' androidXConstraintLayoutVersion = '2.0.4' androidXMultidexVersion = '2.0.0' androidSupportV4Version = "1.0.0" droid = [ androidSupportV4 : "androidx.legacy:legacy-support-v4:$androidSupportV4Version", androidCardview : "androidx.cardview:cardview:$androidSupportV4Version", fragment : "androidx.fragment:fragment:$androidSupportV4Version", androidAppCompatV7 : "androidx.appcompat:appcompat:$androidXCompatVersion", coreX : "androidx.core:core-ktx:$androidXCoreVersion", androidDesign : "com.google.android.material:material:$androidXVersion", androidRecyclerview : "androidx.recyclerview:recyclerview:$androidXVersion", androidSupportAnnotation: "androidx.annotation:annotation:$androidXVersion", androidConstraint : "androidx.constraintlayout:constraintlayout:$androidXConstraintLayoutVersion", androidMultidex : "androidx.multidex:multidex:$androidXMultidexVersion", databinding : "androidx.databinding:databinding-common:$gradlePluginVersion", databindingBase : "androidx.databinding:databinding-runtime:$gradlePluginVersion" ] // Only include dependencies to be added to the library/AAR internalLibs = [ androidAppCompatV7 : "androidx.appcompat:appcompat:$androidXCompatVersion", coreX : "androidx.core:core-ktx:$androidXCoreVersion" ] daggerVersion = '2.29.1' di = [ dagger : "com.google.dagger:dagger:$daggerVersion", daggerAndroid: "com.google.dagger:dagger-android-support:$daggerVersion" ] glideVersion = "4.12.0" externalLibs = [ glide : "com.github.bumptech.glide:glide:$glideVersion" ] kaptLibs = [ daggerCompiler : "com.google.dagger:dagger-compiler:$daggerVersion", daggerAndroidProcessor: "com.google.dagger:dagger-android-processor:$daggerVersion", glideProcessor : "com.github.bumptech.glide:compiler:$glideVersion" ] junit5 = "5.6.2" mockitoVersion = "3.2.4" mockitoKotlinVersion = "1.6.0" archCoreTesting = "2.1.0" testLibs = [ junitJupiterApi : "org.junit.jupiter:junit-jupiter-api:$junit5", junitJupiterEngine: "org.junit.jupiter:junit-jupiter-engine:$junit5", junitJupiterParams: "org.junit.jupiter:junit-jupiter-params:$junit5", mockito : "org.mockito:mockito-core:$mockitoVersion", mokitoKotlin : "com.nhaarman:mockito-kotlin:$mockitoKotlinVersion", coreTesting : "androidx.arch.core:core-testing:$archCoreTesting" ] mockitoAndroid = "org.mockito:mockito-android:" + mockitoVersion espressoVersion = "3.2.0" testVersion = "1.2.0" junitTestVersion = "1.1.1" mockWebServerVersion = "3.12.1" idlingResourceVersion = "1.0.0" uiTestLibs = [ espressoCore : "androidx.test.espresso:espresso-core:$espressoVersion", espressoContrib: "androidx.test.espresso:espresso-contrib:$espressoVersion", espressoIntents: "androidx.test.espresso:espresso-intents:$espressoVersion", testRunner : "androidx.test:runner:$testVersion", testRules : "androidx.test:rules:$testVersion", junitTest : "androidx.test.ext:junit:$junitTestVersion", mockWebServer : "com.squareup.okhttp3:mockwebserver:$mockWebServerVersion", idlingResource : "com.jakewharton.espresso:okhttp3-idling-resource:$idlingResourceVersion" ] } ================================================ FILE: gradle/wrapper/gradle-wrapper.properties ================================================ #Thu Jul 09 18:59:02 IST 2020 distributionBase=GRADLE_USER_HOME distributionPath=wrapper/dists zipStoreBase=GRADLE_USER_HOME zipStorePath=wrapper/dists distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-all.zip ================================================ FILE: gradle.properties ================================================ android.enableJetifier=true android.useAndroidX=true ================================================ FILE: gradlew ================================================ #!/usr/bin/env bash ############################################################################## ## ## Gradle start up script for UN*X ## ############################################################################## # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. DEFAULT_JVM_OPTS="" APP_NAME="Gradle" APP_BASE_NAME=`basename "$0"` # Use the maximum available, or set MAX_FD != -1 to use that value. MAX_FD="maximum" warn ( ) { echo "$*" } die ( ) { echo echo "$*" echo exit 1 } # OS specific support (must be 'true' or 'false'). cygwin=false msys=false darwin=false case "`uname`" in CYGWIN* ) cygwin=true ;; Darwin* ) darwin=true ;; MINGW* ) msys=true ;; esac # Attempt to set APP_HOME # Resolve links: $0 may be a link PRG="$0" # Need this for relative symlinks. while [ -h "$PRG" ] ; do ls=`ls -ld "$PRG"` link=`expr "$ls" : '.*-> \(.*\)$'` if expr "$link" : '/.*' > /dev/null; then PRG="$link" else PRG=`dirname "$PRG"`"/$link" fi done SAVED="`pwd`" cd "`dirname \"$PRG\"`/" >/dev/null APP_HOME="`pwd -P`" cd "$SAVED" >/dev/null CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar # Determine the Java command to use to start the JVM. if [ -n "$JAVA_HOME" ] ; then if [ -x "$JAVA_HOME/jre/sh/java" ] ; then # IBM's JDK on AIX uses strange locations for the executables JAVACMD="$JAVA_HOME/jre/sh/java" else JAVACMD="$JAVA_HOME/bin/java" fi if [ ! -x "$JAVACMD" ] ; then die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME Please set the JAVA_HOME variable in your environment to match the location of your Java installation." fi else JAVACMD="java" which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. Please set the JAVA_HOME variable in your environment to match the location of your Java installation." fi # Increase the maximum file descriptors if we can. if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then MAX_FD_LIMIT=`ulimit -H -n` if [ $? -eq 0 ] ; then if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then MAX_FD="$MAX_FD_LIMIT" fi ulimit -n $MAX_FD if [ $? -ne 0 ] ; then warn "Could not set maximum file descriptor limit: $MAX_FD" fi else warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" fi fi # For Darwin, add options to specify how the application appears in the dock if $darwin; then GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" fi # For Cygwin, switch paths to Windows format before running java if $cygwin ; then APP_HOME=`cygpath --path --mixed "$APP_HOME"` CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` JAVACMD=`cygpath --unix "$JAVACMD"` # We build the pattern for arguments to be converted via cygpath ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` SEP="" for dir in $ROOTDIRSRAW ; do ROOTDIRS="$ROOTDIRS$SEP$dir" SEP="|" done OURCYGPATTERN="(^($ROOTDIRS))" # Add a user-defined pattern to the cygpath arguments if [ "$GRADLE_CYGPATTERN" != "" ] ; then OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" fi # Now convert the arguments - kludge to limit ourselves to /bin/sh i=0 for arg in "$@" ; do CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` else eval `echo args$i`="\"$arg\"" fi i=$((i+1)) done case $i in (0) set -- ;; (1) set -- "$args0" ;; (2) set -- "$args0" "$args1" ;; (3) set -- "$args0" "$args1" "$args2" ;; (4) set -- "$args0" "$args1" "$args2" "$args3" ;; (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; esac fi # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules function splitJvmOpts() { JVM_OPTS=("$@") } eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" ================================================ FILE: gradlew.bat ================================================ @if "%DEBUG%" == "" @echo off @rem ########################################################################## @rem @rem Gradle startup script for Windows @rem @rem ########################################################################## @rem Set local scope for the variables with windows NT shell if "%OS%"=="Windows_NT" setlocal @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. set DEFAULT_JVM_OPTS= set DIRNAME=%~dp0 if "%DIRNAME%" == "" set DIRNAME=. set APP_BASE_NAME=%~n0 set APP_HOME=%DIRNAME% @rem Find java.exe if defined JAVA_HOME goto findJavaFromJavaHome set JAVA_EXE=java.exe %JAVA_EXE% -version >NUL 2>&1 if "%ERRORLEVEL%" == "0" goto init echo. echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. echo. echo Please set the JAVA_HOME variable in your environment to match the echo location of your Java installation. goto fail :findJavaFromJavaHome set JAVA_HOME=%JAVA_HOME:"=% set JAVA_EXE=%JAVA_HOME%/bin/java.exe if exist "%JAVA_EXE%" goto init echo. echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% echo. echo Please set the JAVA_HOME variable in your environment to match the echo location of your Java installation. goto fail :init @rem Get command-line arguments, handling Windowz variants if not "%OS%" == "Windows_NT" goto win9xME_args if "%@eval[2+2]" == "4" goto 4NT_args :win9xME_args @rem Slurp the command line arguments. set CMD_LINE_ARGS= set _SKIP=2 :win9xME_args_slurp if "x%~1" == "x" goto execute set CMD_LINE_ARGS=%* goto execute :4NT_args @rem Get arguments from the 4NT Shell from JP Software set CMD_LINE_ARGS=%$ :execute @rem Setup the command line set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar @rem Execute Gradle "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% :end @rem End local scope for the variables with windows NT shell if "%ERRORLEVEL%"=="0" goto mainEnd :fail rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of rem the _cmd.exe /c_ return code! if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 exit /b 1 :mainEnd if "%OS%"=="Windows_NT" endlocal :omega ================================================ FILE: jitpack.yml ================================================ jdk: - openjdk11 ================================================ FILE: library/build.gradle ================================================ plugins { id 'com.android.library' id 'kotlin-android' } apply from: 'publish.gradle' android { compileSdkVersion compileVersionSdk defaultConfig { minSdkVersion projectMinSdkVersion targetSdkVersion targetSdkVersion testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner" consumerProguardFiles 'consumer-rules.pro' vectorDrawables.useSupportLibrary = true } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' } } } dependencies { implementation kotlinSdk internalLibs.values().forEach { implementation it } testLibs.values().forEach { testImplementation it } uiTestLibs.values().forEach { androidTestImplementation it } } ================================================ FILE: library/proguard-rules.pro ================================================ # Add project specific ProGuard rules here. # By default, the flags in this file are appended to flags specified # in /Users/m02256/Library/Android/sdk/tools/proguard/proguard-android.txt # You can edit the include path and order by changing the proguardFiles # directive in build.gradle. # # For more details, see # http://developer.android.com/guide/developing/tools/proguard.html # Add any project specific keep options here: # If your project uses WebView with JS, uncomment the following # and specify the fully qualified class name to the JavaScript interface # class: #-keepclassmembers class fqcn.of.javascript.interface.for.webview { # public *; #} # Uncomment this to preserve the line number information for # debugging stack traces. #-keepattributes SourceFile,LineNumberTable # If you keep the line number information, uncomment this to # hide the original source file name. #-renamesourcefileattribute SourceFile ================================================ FILE: library/publish.gradle ================================================ apply plugin: 'maven-publish' afterEvaluate { publishing { publications { release(MavenPublication) { from components.release groupId = 'weekend.coder' artifactId = 'sticky-scrollview' version = '1.0.4' } } } } ================================================ FILE: library/src/androidTest/java/com/amar/library/ExampleInstrumentedTest.java ================================================ package com.amar.library; import android.content.Context; import androidx.test.platform.app.InstrumentationRegistry; import androidx.test.ext.junit.runners.AndroidJUnit4; import org.junit.Test; import org.junit.runner.RunWith; import static org.junit.Assert.*; /** * Instrumentation test, which will execute on an Android device. * * @see Testing documentation */ @RunWith(AndroidJUnit4.class) public class ExampleInstrumentedTest { @Test public void useAppContext() throws Exception { // Context of the app under test. Context appContext = InstrumentationRegistry.getTargetContext(); assertEquals("com.amar.library.test", appContext.getPackageName()); } } ================================================ FILE: library/src/main/AndroidManifest.xml ================================================ ================================================ FILE: library/src/main/java/com/amar/library/provider/ResourceProvider.kt ================================================ package com.amar.library.provider import android.content.Context import android.util.AttributeSet import androidx.annotation.StyleableRes import androidx.core.content.res.use import com.amar.library.provider.interfaces.IResourceProvider internal class ResourceProvider(private val context: Context, private val attrs: AttributeSet?, @StyleableRes private val styleRes: IntArray) : IResourceProvider { override fun getResourcesByIds(@StyleableRes vararg styleResIds: Int): Array { context.obtainStyledAttributes(attrs, styleRes).use { typedArray -> return mutableListOf().apply { styleResIds.forEach { styleResId -> add(typedArray.getResourceId(styleResId, 0)) } }.toTypedArray() } } } ================================================ FILE: library/src/main/java/com/amar/library/provider/ScreenInfoProvider.kt ================================================ package com.amar.library.provider import android.content.Context import android.graphics.Point import com.amar.library.provider.interfaces.IScreenInfoProvider internal class ScreenInfoProvider(private val mContext: Context) : IScreenInfoProvider { private val deviceDimension: Point get() { val lPoint = Point() val metrics = mContext.resources.displayMetrics lPoint.x = metrics.widthPixels lPoint.y = metrics.heightPixels return lPoint } override val screenHeight: Int get() = deviceDimension.y override val screenWidth: Int get() = deviceDimension.x override val navigationBarHeight: Int get() { val resourceId: Int = mContext.resources.getIdentifier("navigation_bar_height", "dimen", "android") return if (resourceId > 0) { mContext.resources.getDimensionPixelSize(resourceId) } else 0 } } ================================================ FILE: library/src/main/java/com/amar/library/provider/interfaces/IResourceProvider.kt ================================================ package com.amar.library.provider.interfaces import androidx.annotation.StyleableRes internal interface IResourceProvider { fun getResourcesByIds(@StyleableRes vararg styleResId: Int): Array } ================================================ FILE: library/src/main/java/com/amar/library/provider/interfaces/IScreenInfoProvider.kt ================================================ package com.amar.library.provider.interfaces internal interface IScreenInfoProvider { val screenHeight: Int val screenWidth: Int val navigationBarHeight: Int } ================================================ FILE: library/src/main/java/com/amar/library/ui/PropertySetter.kt ================================================ package com.amar.library.ui import android.os.Build import android.view.View import androidx.core.view.ViewCompat internal object PropertySetter { fun setTranslationZ(view: View?, translationZ: Float) { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { view?.let { ViewCompat.setTranslationZ(it, translationZ) } } else if (translationZ != 0f) { view?.bringToFront() if (view?.parent != null) { (view.parent as View).invalidate() } } } } ================================================ FILE: library/src/main/java/com/amar/library/ui/StickyScrollView.kt ================================================ package com.amar.library.ui import android.content.Context import android.os.Build import android.os.Bundle import android.os.Parcelable import android.util.AttributeSet import android.view.View import androidx.annotation.IdRes import androidx.core.widget.NestedScrollView import com.amar.library.R import com.amar.library.provider.ResourceProvider import com.amar.library.provider.ScreenInfoProvider import com.amar.library.provider.interfaces.IResourceProvider import com.amar.library.provider.interfaces.IScreenInfoProvider import com.amar.library.ui.interfaces.IScrollViewListener import com.amar.library.ui.presentation.IStickyScrollPresentation import com.amar.library.ui.presenter.StickyScrollPresenter import android.view.ViewTreeObserver.OnGlobalLayoutListener as OnGlobalLayoutListener1 class StickyScrollView @JvmOverloads constructor( context: Context, attributeSet: AttributeSet? = null, defStyleAttr: Int = 0 ) : NestedScrollView(context, attributeSet, defStyleAttr) { private var scrollViewListener: IScrollViewListener? = null private var stickyFooterView: View? = null private var stickyHeaderView: View? = null private var mStickyScrollPresenter: StickyScrollPresenter init { val screenInfoProvider: IScreenInfoProvider = ScreenInfoProvider(context) val resourceProvider: IResourceProvider = ResourceProvider(context, attributeSet, R.styleable.StickyScrollView) mStickyScrollPresenter = StickyScrollPresenter(StickyScrollPresentation(), screenInfoProvider, resourceProvider) onLayoutUpdate { mStickyScrollPresenter.onGlobalLayoutChange( R.styleable.StickyScrollView_stickyHeader, R.styleable.StickyScrollView_stickyFooter ) } } override fun onLayout(changed: Boolean, l: Int, t: Int, r: Int, b: Int) { super.onLayout(changed, l, t, r, b) if (!changed) { mStickyScrollPresenter.recomputeFooterLocation(getFooterTop()) } stickyHeaderView?.let { mStickyScrollPresenter.recomputeHeaderLocation(it.top) } } override fun onScrollChanged(mScrollX: Int, mScrollY: Int, oldX: Int, oldY: Int) { super.onScrollChanged(mScrollX, mScrollY, oldX, oldY) mStickyScrollPresenter.onScroll(mScrollY) scrollViewListener?.onScrollChanged(mScrollX, mScrollY, oldX, oldY) } override fun onOverScrolled(scrollX: Int, scrollY: Int, clampedX: Boolean, clampedY: Boolean) { super.onOverScrolled(scrollX, scrollY, clampedX, clampedY) scrollViewListener?.onScrollStopped(clampedY) } override fun onSaveInstanceState(): Parcelable { val bundle = Bundle() bundle.putParcelable(STATE_SUPER, super.onSaveInstanceState()) bundle.putBoolean(STATE_SCROLL, mStickyScrollPresenter.mScrolled) bundle.putInt(STATE_NAV_BAR_HEIGHT, mStickyScrollPresenter.mNavigationBarInitialHeight) return bundle } override fun onRestoreInstanceState(state: Parcelable) { if (state is Bundle) { mStickyScrollPresenter.mNavigationBarInitialHeight = state.getInt(STATE_NAV_BAR_HEIGHT) mStickyScrollPresenter.mScrolled = state.getBoolean(STATE_SCROLL) super.onRestoreInstanceState(state.getParcelable(STATE_SUPER)) return } super.onRestoreInstanceState(state) } val isFooterSticky: Boolean get() = mStickyScrollPresenter.isFooterSticky val isHeaderSticky: Boolean get() = mStickyScrollPresenter.isHeaderSticky fun setHeaderView(@IdRes id: Int) { stickyHeaderView = findViewById(id) stickyHeaderView?.onLayoutUpdate { initialiseHeader() } } fun setFooterView(@IdRes id: Int) { stickyFooterView = findViewById(id) stickyFooterView?.onLayoutUpdate { initialiseFooter() } } fun setScrollViewListener(scrollViewListener: IScrollViewListener) { this.scrollViewListener = scrollViewListener } private fun initialiseHeader(){ mStickyScrollPresenter.initStickyHeader(stickyHeaderView?.top) } private fun initialiseFooter(){ mStickyScrollPresenter.initStickyFooter( stickyFooterView?.measuredHeight, getFooterTop() ) } private fun getRelativeTop(myView: View): Int { return if (myView.parent === myView.rootView) { myView.top } else { myView.top + getRelativeTop(myView.parent as View) } } private fun getFooterTop(): Int { return stickyFooterView?.let { return getRelativeTop(it) - it.topCutOutHeight() } ?: 0 } private inner class StickyScrollPresentation: IStickyScrollPresentation { override val currentScrollYPos: Int get() = scrollY override fun freeHeader() { stickyHeaderView?.let { it.translationY = 0f PropertySetter.setTranslationZ(it, 0f) } } override fun freeFooter() { stickyFooterView?.translationY = 0f } override fun stickHeader(translationY: Int) { stickyHeaderView?.let { it.translationY = translationY.toFloat() PropertySetter.setTranslationZ(it, 1f) } } override fun stickFooter(translationY: Int) { stickyFooterView?.translationY = translationY.toFloat() } override fun initHeaderView(@IdRes id: Int) { stickyHeaderView = findViewById(id) stickyHeaderView?.post { initialiseHeader() } } override fun initFooterView(@IdRes id: Int) { stickyFooterView = findViewById(id) stickyFooterView?.post { initialiseFooter() } } } private fun View.topCutOutHeight(): Int { return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) { rootWindowInsets.displayCutout?.safeInsetTop ?: 0 } else { 0 } } private fun View.onLayoutUpdate(action: () -> Unit) { viewTreeObserver.addOnGlobalLayoutListener(object : OnGlobalLayoutListener1 { override fun onGlobalLayout() { action.invoke() viewTreeObserver.removeOnGlobalLayoutListener(this) } }) } companion object { private const val STATE_SCROLL = "scroll_state" private const val STATE_SUPER = "super_state" private const val STATE_NAV_BAR_HEIGHT = "nav_bar_height_state" } } ================================================ FILE: library/src/main/java/com/amar/library/ui/interfaces/IScrollViewListener.kt ================================================ package com.amar.library.ui.interfaces interface IScrollViewListener { fun onScrollChanged(l: Int, t: Int, oldl: Int, oldt: Int){} fun onScrollStopped(isStopped: Boolean){} } ================================================ FILE: library/src/main/java/com/amar/library/ui/presentation/IStickyScrollPresentation.kt ================================================ package com.amar.library.ui.presentation interface IStickyScrollPresentation { val currentScrollYPos: Int fun freeHeader() fun freeFooter() fun stickHeader(translationY: Int) fun stickFooter(translationY: Int) fun initHeaderView(id: Int) fun initFooterView(id: Int) } ================================================ FILE: library/src/main/java/com/amar/library/ui/presenter/StickyScrollPresenter.kt ================================================ package com.amar.library.ui.presenter import androidx.annotation.StyleableRes import com.amar.library.provider.interfaces.IResourceProvider import com.amar.library.provider.interfaces.IScreenInfoProvider import com.amar.library.ui.presentation.IStickyScrollPresentation internal class StickyScrollPresenter( stickyScrollPresentation: IStickyScrollPresentation, private val screenInfoProvider: IScreenInfoProvider, typedArrayResourceProvider: IResourceProvider ) { private val mTypedArrayResourceProvider: IResourceProvider = typedArrayResourceProvider private val mStickyScrollPresentation: IStickyScrollPresentation = stickyScrollPresentation private val mDeviceHeight: Int = screenInfoProvider.screenHeight private var mStickyFooterHeight = 0 private var mStickyFooterInitialTranslation = 0 private var mStickyFooterInitialLocation = 0 private var mStickyHeaderInitialLocation = 0 private var navBarHeightDiff = 0 var mNavigationBarInitialHeight = screenInfoProvider.navigationBarHeight var isFooterSticky = false private set var isHeaderSticky = false private set var mScrolled = false fun onGlobalLayoutChange(@StyleableRes headerRes: Int, @StyleableRes footerRes: Int) { val currentNavBarHeight = screenInfoProvider.navigationBarHeight navBarHeightDiff = mNavigationBarInitialHeight - currentNavBarHeight mNavigationBarInitialHeight = currentNavBarHeight val resources = mTypedArrayResourceProvider.getResourcesByIds(headerRes, footerRes) val headerId = resources[0] if (headerId != 0) { mStickyScrollPresentation.initHeaderView(headerId) } val footerId = resources[1] if (footerId != 0) { mStickyScrollPresentation.initFooterView(footerId) } } fun initStickyFooter(measuredHeight: Int?, initialStickyFooterLocation: Int) { measuredHeight?.let { mStickyFooterHeight = it } mStickyFooterInitialLocation = initialStickyFooterLocation - navBarHeightDiff mStickyFooterInitialTranslation = mDeviceHeight - mStickyFooterInitialLocation - mStickyFooterHeight if (mStickyFooterInitialLocation > mDeviceHeight - mStickyFooterHeight) { mStickyScrollPresentation.stickFooter(mStickyFooterInitialTranslation) isFooterSticky = true } } fun initStickyHeader(headerTop: Int?) { if (headerTop == null) { mStickyHeaderInitialLocation = 0 return } mStickyHeaderInitialLocation = headerTop } fun onScroll(scrollY: Int) { mScrolled = true handleFooterStickiness(scrollY) handleHeaderStickiness(scrollY) } private fun handleFooterStickiness(scrollY: Int) { isFooterSticky = if (scrollY > mStickyFooterInitialLocation - mDeviceHeight + mStickyFooterHeight) { mStickyScrollPresentation.freeFooter() false } else { mStickyScrollPresentation.stickFooter(mStickyFooterInitialTranslation + scrollY) true } } private fun handleHeaderStickiness(scrollY: Int) { isHeaderSticky = if (scrollY > mStickyHeaderInitialLocation) { mStickyScrollPresentation.stickHeader(scrollY - mStickyHeaderInitialLocation) true } else { mStickyScrollPresentation.freeHeader() false } } fun recomputeFooterLocation(footerTop: Int) { if (mScrolled) { mStickyFooterInitialLocation = footerTop - navBarHeightDiff mStickyFooterInitialTranslation = mDeviceHeight - mStickyFooterInitialLocation - mStickyFooterHeight } else { initStickyFooter(mStickyFooterHeight, footerTop) } handleFooterStickiness(mStickyScrollPresentation.currentScrollYPos) } fun recomputeHeaderLocation(headerTop: Int) { initStickyHeader(headerTop) handleHeaderStickiness(mStickyScrollPresentation.currentScrollYPos) } } ================================================ FILE: library/src/main/res/values/attrs.xml ================================================ ================================================ FILE: library/src/main/res/values/strings.xml ================================================ library ================================================ FILE: library/src/test/java/com/amar/library/ExampleUnitTest.java ================================================ package com.amar.library; import org.junit.Test; import static org.junit.Assert.*; /** * Example local unit test, which will execute on the development machine (host). * * @see Testing documentation */ public class ExampleUnitTest { @Test public void addition_isCorrect() throws Exception { assertEquals(4, 2 + 2); } } ================================================ FILE: sample/build.gradle ================================================ plugins { id 'com.android.application' id 'kotlin-android' } android { compileSdkVersion compileVersionSdk defaultConfig { applicationId "com.amar.hack" minSdkVersion projectMinSdkVersion targetSdkVersion targetSdkVersion versionCode projectVersionCode versionName projectVersionName multiDexEnabled true } buildTypes { release { minifyEnabled false proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' } } compileOptions { sourceCompatibility = JavaVersion.VERSION_11 targetCompatibility = JavaVersion.VERSION_11 } } dependencies { implementation kotlinSdk implementation project(':library') droid.values().forEach { implementation it } externalLibs.values().forEach { implementation it } testLibs.values().forEach { testImplementation it } uiTestLibs.values().forEach { androidTestImplementation it } } ================================================ FILE: sample/proguard-rules.pro ================================================ # Add project specific ProGuard rules here. # By default, the flags in this file are appended to flags specified # in /Users/m02256/Library/Android/sdk/tools/proguard/proguard-android.txt # You can edit the include path and order by changing the proguardFiles # directive in build.gradle. # # For more details, see # http://developer.android.com/guide/developing/tools/proguard.html # Add any project specific keep options here: # If your project uses WebView with JS, uncomment the following # and specify the fully qualified class name to the JavaScript interface # class: #-keepclassmembers class fqcn.of.javascript.interface.for.webview { # public *; #} # Uncomment this to preserve the line number information for # debugging stack traces. #-keepattributes SourceFile,LineNumberTable # If you keep the line number information, uncomment this to # hide the original source file name. #-renamesourcefileattribute SourceFile ================================================ FILE: sample/src/androidTest/java/com/amar/sample/ExampleInstrumentedTest.java ================================================ package com.amar.sample; import android.content.Context; import androidx.test.platform.app.InstrumentationRegistry; import androidx.test.ext.junit.runners.AndroidJUnit4; import org.junit.Test; import org.junit.runner.RunWith; import static org.junit.Assert.*; /** * Instrumentation test, which will execute on an Android device. * * @see Testing documentation */ @RunWith(AndroidJUnit4.class) public class ExampleInstrumentedTest { @Test public void useAppContext() throws Exception { // Context of the app under test. Context appContext = InstrumentationRegistry.getTargetContext(); assertEquals("com.amar.hack", appContext.getPackageName()); } } ================================================ FILE: sample/src/main/AndroidManifest.xml ================================================ ================================================ FILE: sample/src/main/java/com/amar/sample/MainActivity.kt ================================================ package com.amar.sample import android.content.Intent import android.os.Bundle import android.util.TypedValue import android.view.View import android.widget.ImageView import android.widget.LinearLayout import android.widget.Toast import androidx.appcompat.app.AppCompatActivity import com.amar.library.ui.StickyScrollView import com.amar.library.ui.interfaces.IScrollViewListener class MainActivity : AppCompatActivity(), View.OnClickListener { private var scrollView: StickyScrollView? = null private var mainShoeView: ImageView? = null private var redShoeVisible = true override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) scrollView = findViewById(R.id.scrollView) as StickyScrollView val titleHeader = findViewById(R.id.title) scrollView?.setScrollViewListener(object: IScrollViewListener{ override fun onScrollChanged(l: Int, t: Int, oldl: Int, oldt: Int) { if(scrollView?.isHeaderSticky == true) { titleHeader.setBackgroundResource(android.R.color.white) } else { titleHeader.setBackgroundResource(android.R.color.transparent) } } }) findViewById(R.id.buy).setOnClickListener(this) findViewById(R.id.save).setOnClickListener(this) findViewById(R.id.title).setOnClickListener(this) findViewById(R.id.other_product).setOnClickListener(this) mainShoeView = findViewById(R.id.main_shoe_picture) scrollView?.setFooterView(R.id.buttons) } override fun onClick(v: View) { when (v.id) { R.id.buy -> { startActivity(Intent(this, ViewPagerActivity::class.java)) } R.id.save -> Toast.makeText( this, if (scrollView!!.isFooterSticky) "Footer is Sticky" else "Footer is not sticky", Toast.LENGTH_SHORT ).show() R.id.title -> Toast.makeText( this, if (scrollView!!.isHeaderSticky) "Header is Sticky" else "Header is not sticky", Toast.LENGTH_SHORT ).show() R.id.other_product -> switchShoeViews() } } private fun switchShoeViews() { if (redShoeVisible) { redShoeVisible = false mainShoeView!!.setImageResource(R.drawable.similar_1) val params = mainShoeView!!.layoutParams as LinearLayout.LayoutParams params.height = dpToPixel(420).toInt() mainShoeView!!.layoutParams = params } else { redShoeVisible = true mainShoeView!!.setImageResource(R.drawable.nike) val params = mainShoeView!!.layoutParams as LinearLayout.LayoutParams params.height = dpToPixel(520).toInt() mainShoeView!!.layoutParams = params } } private fun dpToPixel(pixel: Int): Float { val r = resources return TypedValue.applyDimension( TypedValue.COMPLEX_UNIT_DIP, pixel.toFloat(), r.displayMetrics ) } } ================================================ FILE: sample/src/main/java/com/amar/sample/PageFragment.kt ================================================ package com.amar.sample import android.os.Bundle import android.view.LayoutInflater import android.view.View import android.view.ViewGroup import androidx.fragment.app.Fragment import com.amar.library.ui.StickyScrollView class PageFragment : Fragment() { override fun onCreateView( inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle? ): View { val view = inflater.inflate(R.layout.activity_main, container, false) view.findViewById(R.id.scrollView).setFooterView(R.id.buttons) return view } } ================================================ FILE: sample/src/main/java/com/amar/sample/ViewPagerActivity.kt ================================================ package com.amar.sample import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import androidx.fragment.app.Fragment import androidx.fragment.app.FragmentActivity import androidx.viewpager2.adapter.FragmentStateAdapter import androidx.viewpager2.widget.ViewPager2 class ViewPagerActivity : AppCompatActivity() { override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_view_pager) val viewPager: ViewPager2 = findViewById(R.id.pager) viewPager.adapter = CustomPagerAdapter(this) } private inner class CustomPagerAdapter(fa: FragmentActivity) : FragmentStateAdapter(fa) { override fun getItemCount(): Int = 2 override fun createFragment(position: Int): Fragment = PageFragment() } } ================================================ FILE: sample/src/main/res/layout/activity_main.xml ================================================ ================================================ FILE: sample/src/main/res/layout/activity_view_pager.xml ================================================ ================================================ FILE: sample/src/main/res/layout/view_page.xml ================================================ ================================================ FILE: sample/src/main/res/values/colors.xml ================================================ #009688 #00796B #80CBC4 ================================================ FILE: sample/src/main/res/values/strings.xml ================================================ StickyScrollView Product Title Product Description goes here Check other product Other product info goes here Product Similar Similar items go here SAVE BUY Other product related info goes here! You can add more data here More colors ================================================ FILE: sample/src/main/res/values/styles.xml ================================================ ================================================ FILE: sample/src/test/java/com/amar/sample/ExampleUnitTest.java ================================================ package com.amar.sample; import org.junit.Test; import static org.junit.Assert.*; /** * Example local unit test, which will execute on the development machine (host). * * @see Testing documentation */ public class ExampleUnitTest { @Test public void addition_isCorrect() throws Exception { assertEquals(4, 2 + 2); } } ================================================ FILE: settings.gradle ================================================ include ':sample', ':library'