├── .gitignore ├── README.md ├── art └── screenshot.gif ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── library ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── cn │ │ └── refactor │ │ └── library │ │ └── ExpandableLayout.java │ └── res │ └── values │ ├── attrs.xml │ └── strings.xml ├── sample ├── .gitignore ├── build.gradle ├── proguard-rules.pro └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── cn │ │ └── refactor │ │ └── expandablelayout │ │ └── MainActivity.java │ └── res │ ├── drawable │ └── selector.xml │ ├── layout │ └── activity_main.xml │ ├── mipmap-hdpi │ └── ic_launcher.png │ ├── mipmap-mdpi │ └── ic_launcher.png │ ├── mipmap-xhdpi │ ├── arrow.png │ ├── ic_launcher.png │ ├── rain.png │ ├── small_sum.png │ ├── snow.png │ ├── sun.png │ └── thunder.png │ ├── mipmap-xxhdpi │ └── ic_launcher.png │ ├── mipmap-xxxhdpi │ └── ic_launcher.png │ ├── values-w820dp │ └── dimens.xml │ └── values │ ├── colors.xml │ ├── dimens.xml │ ├── strings.xml │ └── styles.xml └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | # OSX 2 | *.DS_Store 3 | 4 | # Gradle files 5 | build/ 6 | .gradle/ 7 | */build/ 8 | 9 | # IDEA 10 | *.iml 11 | .idea/ 12 | 13 | # Built application files 14 | *.apk 15 | *.ap_ 16 | 17 | # Files for the Dalvik VM 18 | *.dex 19 | 20 | # Java class files 21 | *.class 22 | 23 | # Local configuration file (sdk path, etc) 24 | local.properties 25 | 26 | # Log Files 27 | *.log -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | #ExpandableLayout 2 | 3 | * A expand/collapse layout. 4 | 5 | 6 | |attr|format|description| 7 | |---|:---|:---:| 8 | |duration|Integer|Animation duration| 9 | |clickToToggle|boolean|Click child view to dismiss| 10 | |initialState|enum(expand/collapse)|Show the effect for first time| 11 | 12 | 13 | 14 | 15 | 16 | ### ScreenShot: 17 | 18 | ![](https://github.com/andyxialm/ExpandableLayout/blob/master/art/screenshot.gif?raw=true) 19 | 20 | 21 | 22 | #License 23 |

ExpandableLayout is available under the MIT license.

24 | -------------------------------------------------------------------------------- /art/screenshot.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/andyxialm/ExpandableLayout/24926f2adef8d145e7e8053869042bde06ebb0e2/art/screenshot.gif -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | repositories { 5 | jcenter() 6 | } 7 | dependencies { 8 | classpath 'com.android.tools.build:gradle:1.5.0' 9 | 10 | // NOTE: Do not place your application dependencies here; they belong 11 | // in the individual module build.gradle files 12 | } 13 | } 14 | 15 | allprojects { 16 | repositories { 17 | jcenter() 18 | } 19 | } 20 | 21 | task clean(type: Delete) { 22 | delete rootProject.buildDir 23 | } 24 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | # Default value: -Xmx10248m -XX:MaxPermSize=256m 13 | # org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8 14 | 15 | # When configured, Gradle will run in incubating parallel mode. 16 | # This option should only be used with decoupled projects. More details, visit 17 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 18 | # org.gradle.parallel=true -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/andyxialm/ExpandableLayout/24926f2adef8d145e7e8053869042bde06ebb0e2/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Oct 21 11:34:03 PDT 2015 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-2.8-all.zip 7 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # 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 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /library/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | *.iml -------------------------------------------------------------------------------- /library/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | android { 4 | compileSdkVersion 22 5 | buildToolsVersion "22.0.1" 6 | 7 | defaultConfig { 8 | minSdkVersion 14 9 | targetSdkVersion 22 10 | versionCode 1 11 | versionName "1.0" 12 | } 13 | buildTypes { 14 | release { 15 | minifyEnabled false 16 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 17 | } 18 | } 19 | } 20 | 21 | dependencies { 22 | compile fileTree(dir: 'libs', include: ['*.jar']) 23 | testCompile 'junit:junit:4.12' 24 | compile 'com.android.support:appcompat-v7:22.2.1' 25 | } 26 | -------------------------------------------------------------------------------- /library/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in /Users/andy/Library/Android/sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /library/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 3 | 4 | 8 | 9 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /library/src/main/java/cn/refactor/library/ExpandableLayout.java: -------------------------------------------------------------------------------- 1 | package cn.refactor.library; 2 | 3 | import android.animation.Animator; 4 | import android.animation.ValueAnimator; 5 | import android.annotation.TargetApi; 6 | import android.content.Context; 7 | import android.content.res.TypedArray; 8 | import android.util.AttributeSet; 9 | import android.view.View; 10 | import android.view.ViewGroup; 11 | import android.view.animation.Animation; 12 | import android.view.animation.Interpolator; 13 | import android.view.animation.RotateAnimation; 14 | import android.widget.LinearLayout; 15 | 16 | /** 17 | * 作者 : andy 18 | * 日期 : 15/12/11 15:22 19 | * 邮箱 : andyxialm@gmail.com 20 | * 描述 : 可展开/关闭视图 21 | */ 22 | public class ExpandableLayout extends LinearLayout { 23 | 24 | private static final int DEFAULT_DURATION = 300; 25 | private static final int TYPE_INIT_EXPAND = 1; 26 | private static final int TYPE_INIT_COLLAPSE = 2; 27 | 28 | private int mWidth; 29 | private int mHeight; 30 | private int mDuration; 31 | private int mExpandDuration; 32 | private int mCollapseDuration; 33 | 34 | private boolean mIsInited; 35 | private boolean mIsExpand; 36 | private boolean mIsExecuting; 37 | private boolean mIsClickToToggle; 38 | 39 | private View mSwitcher; 40 | private OnStateChangedListener mListener; 41 | private Interpolator mExpandInterpolator; 42 | private Interpolator mCollapseInterpolator; 43 | 44 | public ExpandableLayout(Context context) { 45 | this(context, null); 46 | } 47 | 48 | public ExpandableLayout(Context context, AttributeSet attrs) { 49 | this(context, attrs, 0); 50 | } 51 | 52 | public ExpandableLayout(Context context, AttributeSet attrs, int defStyleAttr) { 53 | super(context, attrs, defStyleAttr); 54 | init(context, attrs); 55 | } 56 | 57 | @TargetApi(21) 58 | public ExpandableLayout(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { 59 | super(context, attrs, defStyleAttr, defStyleRes); 60 | init(context, attrs); 61 | } 62 | 63 | private void init(Context context, AttributeSet attrs) { 64 | if (attrs != null) { 65 | TypedArray ta = context.obtainStyledAttributes(attrs, R.styleable.ExpandableLayout); 66 | mDuration = ta.getInt(R.styleable.ExpandableLayout_duration, DEFAULT_DURATION); 67 | mIsClickToToggle = ta.getBoolean(R.styleable.ExpandableLayout_clickToToggle, false); 68 | mIsExpand = ta.getInteger(R.styleable.ExpandableLayout_initialState, TYPE_INIT_COLLAPSE) == TYPE_INIT_EXPAND; 69 | ta.recycle(); 70 | } 71 | 72 | initValues(); 73 | setOnClickListener(mIsClickToToggle ? new OnClickListener() { 74 | @Override 75 | public void onClick(View v) { 76 | toggle(); 77 | } 78 | } : null); 79 | } 80 | 81 | public void expand() { 82 | if (mIsExpand || mIsExecuting) { 83 | return; 84 | } 85 | executeExpand(this); 86 | startSwitcherAnimation(); 87 | } 88 | 89 | public void collapse() { 90 | if (!mIsExpand || mIsExecuting) { 91 | return; 92 | } 93 | executeCollapse(this); 94 | startSwitcherAnimation(); 95 | } 96 | 97 | public void toggle() { 98 | if (mIsExpand) { 99 | collapse(); 100 | } else { 101 | expand(); 102 | } 103 | } 104 | 105 | public void setClickToToggle(boolean isClickToToggle) { 106 | mIsClickToToggle = isClickToToggle; 107 | } 108 | 109 | public void setOnStateChangedListener(OnStateChangedListener l) { 110 | mListener = l; 111 | } 112 | 113 | public void setDuration(int duration) { 114 | mDuration = duration; 115 | this.setExpandDuration(duration); 116 | this.setCollapseDuration(duration); 117 | } 118 | 119 | public void setExpandDuration(int expandDuration) { 120 | mExpandDuration = expandDuration; 121 | } 122 | 123 | public void setCollapseDuration(int collapseDuration) { 124 | mCollapseDuration = collapseDuration; 125 | } 126 | 127 | public void setExpand(boolean isExpand) { 128 | mIsExpand = isExpand; 129 | requestLayout(); 130 | } 131 | 132 | public void setSwitcher(View switcher) { 133 | mSwitcher = switcher; 134 | } 135 | 136 | public void setInterpolator(Interpolator interpolator) { 137 | this.setExpandInterpolator(interpolator); 138 | this.setCollapseInterpolator(interpolator); 139 | } 140 | 141 | public void setExpandInterpolator(Interpolator expandInterpolator) { 142 | mExpandInterpolator = expandInterpolator; 143 | } 144 | 145 | public void setCollapseInterpolator(Interpolator collapseInterpolator) { 146 | mCollapseInterpolator = collapseInterpolator; 147 | } 148 | 149 | @Override 150 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 151 | super.onMeasure(widthMeasureSpec, heightMeasureSpec); 152 | int width = measureDimension(measureChildWidth(), widthMeasureSpec); 153 | int height = measureDimension(measureChildHeight(), heightMeasureSpec); 154 | mWidth = Math.max(mWidth, width); 155 | mHeight = Math.max(mHeight, height); 156 | setMeasuredDimension(width, height); 157 | } 158 | 159 | @Override 160 | protected void onLayout(boolean changed, int l, int t, int r, int b) { 161 | super.onLayout(changed, l, t, r, b); 162 | if (!changed) { 163 | return; 164 | } 165 | if (!mIsInited) { 166 | setVisibility(mIsExpand ? VISIBLE : GONE); 167 | mIsInited = true; 168 | } 169 | } 170 | 171 | private void initValues() { 172 | mExpandDuration = (mDuration == 0 ? DEFAULT_DURATION : mDuration); 173 | mCollapseDuration = (mDuration == 0 ? DEFAULT_DURATION : mDuration); 174 | } 175 | 176 | private void startSwitcherAnimation() { 177 | if (mSwitcher != null) { 178 | int duration = (mDuration == 0 ? DEFAULT_DURATION : (mIsExpand ? mExpandDuration : mCollapseDuration)); 179 | Animation roateAnimation = createRotateAnimation(mSwitcher, duration); 180 | mSwitcher.startAnimation(roateAnimation); 181 | } 182 | } 183 | 184 | private void setExecuting(boolean isExecuting) { 185 | mIsExecuting = isExecuting; 186 | } 187 | 188 | private int measureChildWidth() { 189 | int width = 0; 190 | int cnt = getChildCount(); 191 | for (int i = 0; i < cnt; i++) { 192 | width += getChildAt(i).getMeasuredWidth(); 193 | } 194 | return width; 195 | } 196 | 197 | private int measureChildHeight() { 198 | int height = 0; 199 | int cnt = getChildCount(); 200 | for (int i = 0; i < cnt; i++) { 201 | height += getChildAt(i).getMeasuredHeight(); 202 | } 203 | return height; 204 | } 205 | 206 | private int measureDimension(int defaultSize, int measureSpec) { 207 | int result; 208 | 209 | int specMode = MeasureSpec.getMode(measureSpec); 210 | int specSize = MeasureSpec.getSize(measureSpec); 211 | 212 | switch (specMode) { 213 | case MeasureSpec.UNSPECIFIED: 214 | result = specSize; 215 | break; 216 | case MeasureSpec.EXACTLY: 217 | result = specSize; 218 | break; 219 | case MeasureSpec.AT_MOST: 220 | result = Math.min(defaultSize, specSize); 221 | break; 222 | default: 223 | result = specSize; 224 | break; 225 | } 226 | 227 | return result; 228 | } 229 | 230 | private RotateAnimation createRotateAnimation(final View view, int duration) { 231 | int pivotX = view.getWidth() >> 1; 232 | int pivotY = view.getHeight() >> 1; 233 | RotateAnimation animation = new RotateAnimation(mIsExpand ? 0 : -180, mIsExpand ? -180 : 0, pivotX, pivotY); 234 | animation.setDuration(duration); 235 | animation.setFillAfter(true); 236 | return animation; 237 | } 238 | 239 | private ValueAnimator createAnimator(final View view, int startPos, int endPos) { 240 | boolean isExpand = startPos < endPos; 241 | int duration = (mDuration == 0 ? DEFAULT_DURATION : (isExpand ? mExpandDuration : mCollapseDuration)); 242 | return this.createAnimator(view, startPos, endPos, duration); 243 | } 244 | 245 | private ValueAnimator createAnimator(final View view, int startPos, int endPos, int duration) { 246 | ValueAnimator animator = ValueAnimator.ofInt(startPos, endPos); 247 | animator.setDuration(duration); 248 | animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() { 249 | @Override 250 | public void onAnimationUpdate(ValueAnimator animation) { 251 | int newPos = (Integer) animation.getAnimatedValue(); 252 | int orientation = ((ExpandableLayout) view).getOrientation(); 253 | ViewGroup.LayoutParams params = view.getLayoutParams(); 254 | if (LinearLayout.HORIZONTAL == orientation) { 255 | params.width = newPos; 256 | params.height = getMeasuredHeight(); 257 | view.setLayoutParams(params); 258 | return; 259 | } 260 | if (LinearLayout.VERTICAL == orientation) { 261 | params.width = getMeasuredWidth(); 262 | params.height = newPos; 263 | view.setLayoutParams(params); 264 | } 265 | } 266 | }); 267 | return animator; 268 | } 269 | 270 | private void executeExpand(final View view) { 271 | mIsExpand = !mIsExpand; 272 | setVisibility(View.VISIBLE); 273 | int newPos = (getOrientation() == HORIZONTAL ? mWidth : mHeight); 274 | Animator animator = createAnimator(view, 0, newPos); 275 | animator.setInterpolator(mExpandInterpolator); 276 | animator.addListener(new Animator.AnimatorListener() { 277 | @Override 278 | public void onAnimationStart(Animator animation) { 279 | setExecuting(true); 280 | if (mListener != null) { 281 | mListener.onPreExpand(); 282 | } 283 | } 284 | 285 | @Override 286 | public void onAnimationEnd(Animator animation) { 287 | setExecuting(false); 288 | if (mListener != null) { 289 | mListener.onExpanded(); 290 | } 291 | } 292 | 293 | @Override 294 | public void onAnimationCancel(Animator animation) { 295 | 296 | } 297 | 298 | @Override 299 | public void onAnimationRepeat(Animator animation) { 300 | 301 | } 302 | }); 303 | animator.start(); 304 | } 305 | 306 | private void executeCollapse(final View view) { 307 | mIsExpand = !mIsExpand; 308 | int newPos = (getOrientation() == HORIZONTAL ? mWidth : mHeight); 309 | ValueAnimator animator = createAnimator(view, newPos, 0); 310 | animator.setInterpolator(mCollapseInterpolator); 311 | animator.addListener(new Animator.AnimatorListener() { 312 | @Override 313 | public void onAnimationStart(Animator animation) { 314 | setExecuting(true); 315 | if (mListener != null) { 316 | mListener.onPreCollapse(); 317 | } 318 | } 319 | 320 | @Override 321 | public void onAnimationEnd(Animator animation) { 322 | setExecuting(false); 323 | setVisibility(View.GONE); 324 | if (mListener != null) { 325 | mListener.onCollapsed(); 326 | } 327 | } 328 | 329 | @Override 330 | public void onAnimationCancel(Animator animation) { 331 | 332 | } 333 | 334 | @Override 335 | public void onAnimationRepeat(Animator animation) { 336 | 337 | } 338 | }); 339 | animator.start(); 340 | } 341 | 342 | public interface OnStateChangedListener { 343 | void onPreExpand(); 344 | void onPreCollapse(); 345 | void onExpanded(); 346 | void onCollapsed(); 347 | } 348 | } 349 | -------------------------------------------------------------------------------- /library/src/main/res/values/attrs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /library/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | library 3 | 4 | -------------------------------------------------------------------------------- /sample/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | *.iml -------------------------------------------------------------------------------- /sample/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 22 5 | buildToolsVersion "22.0.1" 6 | 7 | defaultConfig { 8 | applicationId "cn.refactor.expandablelayout" 9 | minSdkVersion 14 10 | targetSdkVersion 22 11 | versionCode 1 12 | versionName "1.0" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | compile fileTree(dir: 'libs', include: ['*.jar']) 24 | testCompile 'junit:junit:4.12' 25 | compile 'com.android.support:appcompat-v7:22.2.1' 26 | compile project(':library') 27 | } 28 | -------------------------------------------------------------------------------- /sample/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in /Users/andy/Library/Android/sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | -------------------------------------------------------------------------------- /sample/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /sample/src/main/java/cn/refactor/expandablelayout/MainActivity.java: -------------------------------------------------------------------------------- 1 | package cn.refactor.expandablelayout; 2 | 3 | import android.os.Bundle; 4 | import android.support.v7.app.AppCompatActivity; 5 | import android.util.Log; 6 | import android.view.View; 7 | import android.view.animation.AccelerateDecelerateInterpolator; 8 | import android.view.animation.BounceInterpolator; 9 | 10 | import cn.refactor.library.ExpandableLayout; 11 | 12 | /** 13 | * 作者 : andy 14 | * 日期 : 15/12/13 18:31 15 | * 邮箱 : andyxialm@gmail.com 16 | * 描述 : 测试界面 17 | */ 18 | public class MainActivity extends AppCompatActivity { 19 | 20 | private ExpandableLayout mExpandableLayout; 21 | 22 | @Override 23 | protected void onCreate(Bundle savedInstanceState) { 24 | super.onCreate(savedInstanceState); 25 | setContentView(R.layout.activity_main); 26 | 27 | View switcher = findViewById(R.id.switcher); 28 | mExpandableLayout = (ExpandableLayout) findViewById(R.id.expandableLayout); 29 | mExpandableLayout.setSwitcher(switcher); 30 | mExpandableLayout.setExpandInterpolator(new BounceInterpolator()); 31 | mExpandableLayout.setCollapseInterpolator(new AccelerateDecelerateInterpolator()); 32 | mExpandableLayout.setExpandDuration(800); 33 | mExpandableLayout.setCollapseDuration(400); 34 | 35 | mExpandableLayout.setOnStateChangedListener(new ExpandableLayout.OnStateChangedListener() { 36 | @Override 37 | public void onPreExpand() { 38 | Log.d("ExpandableLayout", "onPreExpand"); 39 | } 40 | 41 | @Override 42 | public void onPreCollapse() { 43 | Log.d("ExpandableLayout", "onPreCollapse"); 44 | } 45 | 46 | @Override 47 | public void onExpanded() { 48 | Log.d("ExpandableLayout", "onExpanded"); 49 | } 50 | 51 | @Override 52 | public void onCollapsed() { 53 | Log.d("ExpandableLayout", "onCollapsed"); 54 | } 55 | }); 56 | findViewById(R.id.btnTitle).setOnClickListener(new View.OnClickListener() { 57 | @Override 58 | public void onClick(View v) { 59 | mExpandableLayout.toggle(); 60 | } 61 | }); 62 | 63 | 64 | } 65 | } 66 | -------------------------------------------------------------------------------- /sample/src/main/res/drawable/selector.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /sample/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 8 | 9 | 19 | 20 | 24 | 25 | 30 | 31 | 39 | 40 | 41 | 42 | 51 | 52 | 59 | 60 | 61 | 72 | 73 | 74 | 80 | 81 | 86 | 87 | 94 | 95 | 96 | 102 | 103 | 108 | 109 | 116 | 117 | 118 | 124 | 125 | 130 | 131 | 138 | 139 | 140 | 146 | 147 | 152 | 153 | 160 | 161 | 162 | 163 | 164 | 165 | 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-------------------------------------------------------------------------------- 1 | 2 | ExpandableLayout 3 | 4 | -------------------------------------------------------------------------------- /sample/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':sample', ':library' 2 | --------------------------------------------------------------------------------