[
{
"path": ".gitignore",
"content": ".gradle\n/local.properties\n/.idea/workspace.xml\n/.idea/libraries\n.DS_Store\n/build\n/captures\n"
},
{
"path": ".idea/.name",
"content": "WheelSelect"
},
{
"path": ".idea/compiler.xml",
"content": "\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n"
},
{
"path": ".idea/copyright/profiles_settings.xml",
"content": "\n \n"
},
{
"path": ".idea/encodings.xml",
"content": "\n\n \n \n \n"
},
{
"path": ".idea/gradle.xml",
"content": "\n\n \n \n \n"
},
{
"path": ".idea/misc.xml",
"content": "\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n 1.7\n \n \n \n \n \n \n \n"
},
{
"path": ".idea/modules.xml",
"content": "\n\n \n \n \n \n \n \n"
},
{
"path": ".idea/runConfigurations.xml",
"content": "\n\n \n \n \n"
},
{
"path": ".idea/vcs.xml",
"content": "\n\n \n \n \n"
},
{
"path": "README.md",
"content": "# WheelSelect\n通过recyclerview实现的滚动选择年龄\n效果图如下：\n\n\n"
},
{
"path": "WheelSelect.iml",
"content": "\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n"
},
{
"path": "app/.gitignore",
"content": "/build\n"
},
{
"path": "app/app.iml",
"content": "\n\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n generateDebugAndroidTestSources\n generateDebugSources\n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n \n"
},
{
"path": "app/build.gradle",
"content": "apply plugin: 'com.android.application'\n\nandroid {\n compileSdkVersion 23\n buildToolsVersion \"23.0.2\"\n\n defaultConfig {\n applicationId \"com.android.wheelselect\"\n minSdkVersion 8\n targetSdkVersion 23\n versionCode 1\n versionName \"1.0\"\n }\n buildTypes {\n release {\n minifyEnabled false\n proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'\n }\n }\n}\n\ndependencies {\n compile fileTree(dir: 'libs', include: ['*.jar'])\n testCompile 'junit:junit:4.12'\n compile 'com.android.support:appcompat-v7:23.1.1'\n compile 'com.android.support:recyclerview-v7:23.1.1'\n}\n"
},
{
"path": "app/proguard-rules.pro",
"content": "# Add project specific ProGuard rules here.\n# By default, the flags in this file are appended to flags specified\n# in D:\\Java\\assdk/tools/proguard/proguard-android.txt\n# You can edit the include path and order by changing the proguardFiles\n# directive in build.gradle.\n#\n# For more details, see\n# http://developer.android.com/guide/developing/tools/proguard.html\n\n# Add any project specific keep options here:\n\n# If your project uses WebView with JS, uncomment the following\n# and specify the fully qualified class name to the JavaScript interface\n# class:\n#-keepclassmembers class fqcn.of.javascript.interface.for.webview {\n# public *;\n#}\n"
},
{
"path": "app/src/androidTest/java/com/android/wheelselect/ApplicationTest.java",
"content": "package com.android.wheelselect;\n\nimport android.app.Application;\nimport android.test.ApplicationTestCase;\n\n/**\n * Testing Fundamentals\n */\npublic class ApplicationTest extends ApplicationTestCase {\n public ApplicationTest() {\n super(Application.class);\n }\n}"
},
{
"path": "app/src/main/AndroidManifest.xml",
"content": "\n\n\n \n \n \n \n\n \n \n \n \n\n\n"
},
{
"path": "app/src/main/java/com/android/wheelselect/MainActivity.java",
"content": "package com.android.wheelselect;\n\nimport android.os.Bundle;\nimport android.support.v7.app.AppCompatActivity;\nimport android.support.v7.widget.LinearLayoutManager;\nimport android.support.v7.widget.RecyclerView;\nimport android.widget.TextView;\n\npublic class MainActivity extends AppCompatActivity {\n private static final int START_NUM =0 ;\n private static final int END_NUM = 90;\n private MyAdapter mAdapter;\n\n private android.widget.TextView tvage;\n private android.support.v7.widget.RecyclerView recyclerView;\n\n @Override\n protected void onCreate(Bundle savedInstanceState) {\n super.onCreate(savedInstanceState);\n setContentView(R.layout.activity_main);\n initViews();\n initDatas();\n }\n\n /**\n * 初始化数据\n */\n private void initDatas() {\n LinearLayoutManager manager=new LinearLayoutManager(this,LinearLayoutManager.HORIZONTAL,false);\n recyclerView.setLayoutManager(manager);\n mAdapter=new MyAdapter(this,START_NUM,END_NUM);\n recyclerView.setAdapter(mAdapter);\n recyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {\n @Override\n public void onScrollStateChanged(RecyclerView recyclerView, int newState) {\n super.onScrollStateChanged(recyclerView, newState);\n if(newState==RecyclerView.SCROLL_STATE_IDLE){\n mAdapter.highlightItem(getMiddlePosition());\n //将位置移动到中间位置\n ((LinearLayoutManager)recyclerView.getLayoutManager()).scrollToPositionWithOffset(getScrollPosition(),0);\n System.out.println(getScrollPosition()+\"\");\n }\n }\n\n @Override\n public void onScrolled(RecyclerView recyclerView, int dx, int dy) {\n tvage.setText(String.valueOf(getMiddlePosition() + START_NUM));\n }\n });\n mAdapter.highlightItem(getMiddlePosition());\n }\n\n /**\n * 获取中间位置的position\n * @return\n */\n private int getMiddlePosition() {\n return getScrollPosition()+(mAdapter.ITEM_NUM/2);\n }\n\n /**\n * 获取滑动值, 滑动偏移 / 每个格子宽度\n *\n * @return 当前值\n */\n private int getScrollPosition() {\n return (int) (((double) recyclerView.computeHorizontalScrollOffset()\n / (double) mAdapter.getItemWidth())+0.5f);\n }\n\n /**\n * 初始化控件\n */\n private void initViews() {\n this.recyclerView = (RecyclerView) findViewById(R.id.recyclerView);\n this.tvage = (TextView) findViewById(R.id.tv_age);\n }\n}\n"
},
{
"path": "app/src/main/java/com/android/wheelselect/MyAdapter.java",
"content": "package com.android.wheelselect;\n\nimport android.content.Context;\nimport android.support.v7.widget.RecyclerView;\nimport android.util.DisplayMetrics;\nimport android.view.LayoutInflater;\nimport android.view.View;\nimport android.view.ViewGroup;\nimport android.widget.TextView;\n\n/**\n * Created by wu on 2015/12/17.\n */\npublic class MyAdapter extends RecyclerView.Adapter {\n\n\n private Context mContext;\n /**\n * 起始年龄\n */\n private int startNum;\n /**\n * 终止年龄\n */\n private int endNum;\n /**\n * 显示的数据个数\n */\n public int ITEM_NUM = 7;\n /**\n * 当前选中位置，高亮显示\n */\n private int mHighlight = -1;\n\n\n public MyAdapter(Context context, int startNum, int endNum) {\n mContext = context;\n this.startNum = startNum;\n this.endNum = endNum;\n }\n\n @Override\n public AgeItemViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {\n View view = LayoutInflater.from(mContext).inflate(R.layout.view_age_item, parent, false);\n //设置宽度\n ViewGroup.LayoutParams params = view.getLayoutParams();\n params.width =(int)getItemWidth();\n return new AgeItemViewHolder(view);\n }\n\n\n @Override\n public void onBindViewHolder(AgeItemViewHolder holder, int position) {\n holder.mTextView.setText(String.valueOf(startNum + position));\n if (isSelect(position)) {\n holder.mTextView.setTextSize(30);\n holder.mTextView.setTextColor(mContext.getResources().getColor(R.color.selected));\n } else {\n holder.mTextView.setTextSize(20);\n holder.mTextView.setTextColor(mContext.getResources().getColor(R.color.unselected));\n }\n }\n\n /**\n *\n * 高亮中心, 更新前后位置\n * @param position 在list中的位置\n */\n public void highlightItem(int position) {\n mHighlight = position;\n int offset = ITEM_NUM / 2;\n for (int i = position - offset; i <= position + offset; ++i)\n notifyItemChanged(i);\n }\n\n /**\n * 判断某个条目是否是选中状态（居中状态）\n *\n * @param position\n * @return\n */\n private boolean isSelect(int position) {\n return mHighlight == position;\n }\n\n @Override\n public int getItemCount() {\n return endNum - startNum + 1;\n }\n\n /**\n * 获取每一个条目的宽度\n *\n * @return\n */\n public float getItemWidth() {\n DisplayMetrics displayMetrics = mContext.getResources().getDisplayMetrics();\n return displayMetrics.widthPixels / ITEM_NUM;\n }\n\n\n /**\n * ViewHolder类\n */\n public class AgeItemViewHolder extends RecyclerView.ViewHolder {\n private TextView mTextView;\n\n public AgeItemViewHolder(View itemView) {\n super(itemView);\n mTextView = (TextView) itemView.findViewById(R.id.tv_item_age);\n mTextView.setTag(this);\n }\n\n public TextView getmTextView() {\n return mTextView;\n }\n }\n}\n"
},
{
"path": "app/src/main/res/layout/activity_main.xml",
"content": "\n\n\n \n\n \n \n \n\n \n\n"
},
{
"path": "app/src/main/res/layout/view_age_item.xml",
"content": "\n\n \n"
},
{
"path": "app/src/main/res/values/colors.xml",
"content": "\n\n #3F51B5\n #303F9F\n #FF4081\n #88ff0000\n #88000000\n\n"
},
{
"path": "app/src/main/res/values/dimens.xml",
"content": "\n \n 16dp\n 16dp\n\n"
},
{
"path": "app/src/main/res/values/strings.xml",
"content": "\n WheelSelect\n\n"
},
{
"path": "app/src/main/res/values/styles.xml",
"content": "\n\n \n \n\n\n"
},
{
"path": "app/src/main/res/values-w820dp/dimens.xml",
"content": "\n \n 64dp\n\n"
},
{
"path": "app/src/test/java/com/android/wheelselect/ExampleUnitTest.java",
"content": "package com.android.wheelselect;\n\nimport org.junit.Test;\n\nimport static org.junit.Assert.*;\n\n/**\n * To work on unit tests, switch the Test Artifact in the Build Variants view.\n */\npublic class ExampleUnitTest {\n @Test\n public void addition_isCorrect() throws Exception {\n assertEquals(4, 2 + 2);\n }\n}"
},
{
"path": "build.gradle",
"content": "// Top-level build file where you can add configuration options common to all sub-projects/modules.\n\nbuildscript {\n repositories {\n jcenter()\n }\n dependencies {\n classpath 'com.android.tools.build:gradle:1.3.0'\n\n // NOTE: Do not place your application dependencies here; they belong\n // in the individual module build.gradle files\n }\n}\n\nallprojects {\n repositories {\n jcenter()\n }\n}\n\ntask clean(type: Delete) {\n delete rootProject.buildDir\n}\n"
},
{
"path": "gradle/wrapper/gradle-wrapper.properties",
"content": "#Thu Dec 17 15:35:33 CST 2015\ndistributionBase=GRADLE_USER_HOME\ndistributionPath=wrapper/dists\nzipStoreBase=GRADLE_USER_HOME\nzipStorePath=wrapper/dists\ndistributionUrl=https\\://services.gradle.org/distributions/gradle-2.4-all.zip\n"
},
{
"path": "gradle.properties",
"content": "# Project-wide Gradle settings.\n\n# IDE (e.g. Android Studio) users:\n# Gradle settings configured through the IDE *will override*\n# any settings specified in this file.\n\n# For more details on how to configure your build environment visit\n# http://www.gradle.org/docs/current/userguide/build_environment.html\n\n# Specifies the JVM arguments used for the daemon process.\n# The setting is particularly useful for tweaking memory settings.\n# Default value: -Xmx10248m -XX:MaxPermSize=256m\n# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8\n\n# When configured, Gradle will run in incubating parallel mode.\n# This option should only be used with decoupled projects. More details, visit\n# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects\n# org.gradle.parallel=true"
},
{
"path": "gradlew",
"content": "#!/usr/bin/env bash\n\n##############################################################################\n##\n## Gradle start up script for UN*X\n##\n##############################################################################\n\n# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.\nDEFAULT_JVM_OPTS=\"\"\n\nAPP_NAME=\"Gradle\"\nAPP_BASE_NAME=`basename \"$0\"`\n\n# Use the maximum available, or set MAX_FD != -1 to use that value.\nMAX_FD=\"maximum\"\n\nwarn ( ) {\n echo \"$*\"\n}\n\ndie ( ) {\n echo\n echo \"$*\"\n echo\n exit 1\n}\n\n# OS specific support (must be 'true' or 'false').\ncygwin=false\nmsys=false\ndarwin=false\ncase \"`uname`\" in\n CYGWIN* )\n cygwin=true\n ;;\n Darwin* )\n darwin=true\n ;;\n MINGW* )\n msys=true\n ;;\nesac\n\n# For Cygwin, ensure paths are in UNIX format before anything is touched.\nif $cygwin ; then\n [ -n \"$JAVA_HOME\" ] && JAVA_HOME=`cygpath --unix \"$JAVA_HOME\"`\nfi\n\n# Attempt to set APP_HOME\n# Resolve links: $0 may be a link\nPRG=\"$0\"\n# Need this for relative symlinks.\nwhile [ -h \"$PRG\" ] ; do\n ls=`ls -ld \"$PRG\"`\n link=`expr \"$ls\" : '.*-> \\(.*\\)$'`\n if expr \"$link\" : '/.*' > /dev/null; then\n PRG=\"$link\"\n else\n PRG=`dirname \"$PRG\"`\"/$link\"\n fi\ndone\nSAVED=\"`pwd`\"\ncd \"`dirname \\\"$PRG\\\"`/\" >&-\nAPP_HOME=\"`pwd -P`\"\ncd \"$SAVED\" >&-\n\nCLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar\n\n# Determine the Java command to use to start the JVM.\nif [ -n \"$JAVA_HOME\" ] ; then\n if [ -x \"$JAVA_HOME/jre/sh/java\" ] ; then\n # IBM's JDK on AIX uses strange locations for the executables\n JAVACMD=\"$JAVA_HOME/jre/sh/java\"\n else\n JAVACMD=\"$JAVA_HOME/bin/java\"\n fi\n if [ ! -x \"$JAVACMD\" ] ; then\n die \"ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME\n\nPlease set the JAVA_HOME variable in your environment to match the\nlocation of your Java installation.\"\n fi\nelse\n JAVACMD=\"java\"\n which java >/dev/null 2>&1 || die \"ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.\n\nPlease set the JAVA_HOME variable in your environment to match the\nlocation of your Java installation.\"\nfi\n\n# Increase the maximum file descriptors if we can.\nif [ \"$cygwin\" = \"false\" -a \"$darwin\" = \"false\" ] ; then\n MAX_FD_LIMIT=`ulimit -H -n`\n if [ $? -eq 0 ] ; then\n if [ \"$MAX_FD\" = \"maximum\" -o \"$MAX_FD\" = \"max\" ] ; then\n MAX_FD=\"$MAX_FD_LIMIT\"\n fi\n ulimit -n $MAX_FD\n if [ $? -ne 0 ] ; then\n warn \"Could not set maximum file descriptor limit: $MAX_FD\"\n fi\n else\n warn \"Could not query maximum file descriptor limit: $MAX_FD_LIMIT\"\n fi\nfi\n\n# For Darwin, add options to specify how the application appears in the dock\nif $darwin; then\n GRADLE_OPTS=\"$GRADLE_OPTS \\\"-Xdock:name=$APP_NAME\\\" \\\"-Xdock:icon=$APP_HOME/media/gradle.icns\\\"\"\nfi\n\n# For Cygwin, switch paths to Windows format before running java\nif $cygwin ; then\n APP_HOME=`cygpath --path --mixed \"$APP_HOME\"`\n CLASSPATH=`cygpath --path --mixed \"$CLASSPATH\"`\n\n # We build the pattern for arguments to be converted via cygpath\n ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`\n SEP=\"\"\n for dir in $ROOTDIRSRAW ; do\n ROOTDIRS=\"$ROOTDIRS$SEP$dir\"\n SEP=\"|\"\n done\n OURCYGPATTERN=\"(^($ROOTDIRS))\"\n # Add a user-defined pattern to the cygpath arguments\n if [ \"$GRADLE_CYGPATTERN\" != \"\" ] ; then\n OURCYGPATTERN=\"$OURCYGPATTERN|($GRADLE_CYGPATTERN)\"\n fi\n # Now convert the arguments - kludge to limit ourselves to /bin/sh\n i=0\n for arg in \"$@\" ; do\n CHECK=`echo \"$arg\"|egrep -c \"$OURCYGPATTERN\" -`\n CHECK2=`echo \"$arg\"|egrep -c \"^-\"` ### Determine if an option\n\n if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition\n eval `echo args$i`=`cygpath --path --ignore --mixed \"$arg\"`\n else\n eval `echo args$i`=\"\\\"$arg\\\"\"\n fi\n i=$((i+1))\n done\n case $i in\n (0) set -- ;;\n (1) set -- \"$args0\" ;;\n (2) set -- \"$args0\" \"$args1\" ;;\n (3) set -- \"$args0\" \"$args1\" \"$args2\" ;;\n (4) set -- \"$args0\" \"$args1\" \"$args2\" \"$args3\" ;;\n (5) set -- \"$args0\" \"$args1\" \"$args2\" \"$args3\" \"$args4\" ;;\n (6) set -- \"$args0\" \"$args1\" \"$args2\" \"$args3\" \"$args4\" \"$args5\" ;;\n (7) set -- \"$args0\" \"$args1\" \"$args2\" \"$args3\" \"$args4\" \"$args5\" \"$args6\" ;;\n (8) set -- \"$args0\" \"$args1\" \"$args2\" \"$args3\" \"$args4\" \"$args5\" \"$args6\" \"$args7\" ;;\n (9) set -- \"$args0\" \"$args1\" \"$args2\" \"$args3\" \"$args4\" \"$args5\" \"$args6\" \"$args7\" \"$args8\" ;;\n esac\nfi\n\n# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules\nfunction splitJvmOpts() {\n JVM_OPTS=(\"$@\")\n}\neval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS\nJVM_OPTS[${#JVM_OPTS[*]}]=\"-Dorg.gradle.appname=$APP_BASE_NAME\"\n\nexec \"$JAVACMD\" \"${JVM_OPTS[@]}\" -classpath \"$CLASSPATH\" org.gradle.wrapper.GradleWrapperMain \"$@\"\n"
},
{
"path": "gradlew.bat",
"content": "@if \"%DEBUG%\" == \"\" @echo off\n@rem ##########################################################################\n@rem\n@rem Gradle startup script for Windows\n@rem\n@rem ##########################################################################\n\n@rem Set local scope for the variables with windows NT shell\nif \"%OS%\"==\"Windows_NT\" setlocal\n\n@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.\nset DEFAULT_JVM_OPTS=\n\nset DIRNAME=%~dp0\nif \"%DIRNAME%\" == \"\" set DIRNAME=.\nset APP_BASE_NAME=%~n0\nset APP_HOME=%DIRNAME%\n\n@rem Find java.exe\nif defined JAVA_HOME goto findJavaFromJavaHome\n\nset JAVA_EXE=java.exe\n%JAVA_EXE% -version >NUL 2>&1\nif \"%ERRORLEVEL%\" == \"0\" goto init\n\necho.\necho ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.\necho.\necho Please set the JAVA_HOME variable in your environment to match the\necho location of your Java installation.\n\ngoto fail\n\n:findJavaFromJavaHome\nset JAVA_HOME=%JAVA_HOME:\"=%\nset JAVA_EXE=%JAVA_HOME%/bin/java.exe\n\nif exist \"%JAVA_EXE%\" goto init\n\necho.\necho ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%\necho.\necho Please set the JAVA_HOME variable in your environment to match the\necho location of your Java installation.\n\ngoto fail\n\n:init\n@rem Get command-line arguments, handling Windowz variants\n\nif not \"%OS%\" == \"Windows_NT\" goto win9xME_args\nif \"%@eval[2+2]\" == \"4\" goto 4NT_args\n\n:win9xME_args\n@rem Slurp the command line arguments.\nset CMD_LINE_ARGS=\nset _SKIP=2\n\n:win9xME_args_slurp\nif \"x%~1\" == \"x\" goto execute\n\nset CMD_LINE_ARGS=%*\ngoto execute\n\n:4NT_args\n@rem Get arguments from the 4NT Shell from JP Software\nset CMD_LINE_ARGS=%$\n\n:execute\n@rem Setup the command line\n\nset CLASSPATH=%APP_HOME%\\gradle\\wrapper\\gradle-wrapper.jar\n\n@rem Execute Gradle\n\"%JAVA_EXE%\" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% \"-Dorg.gradle.appname=%APP_BASE_NAME%\" -classpath \"%CLASSPATH%\" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%\n\n:end\n@rem End local scope for the variables with windows NT shell\nif \"%ERRORLEVEL%\"==\"0\" goto mainEnd\n\n:fail\nrem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of\nrem the _cmd.exe /c_ return code!\nif not \"\" == \"%GRADLE_EXIT_CONSOLE%\" exit 1\nexit /b 1\n\n:mainEnd\nif \"%OS%\"==\"Windows_NT\" endlocal\n\n:omega\n"
},
{
"path": "settings.gradle",
"content": "include ':app'\n"
}
]