├── bin
    ├── classes.dex
    ├── resources.ap_
    ├── ExpandableView.apk
    ├── res
    │   └── crunch
    │   │   ├── drawable-hdpi
    │   │       └── ic_launcher.png
    │   │   ├── drawable-mdpi
    │   │       └── ic_launcher.png
    │   │   ├── drawable-xhdpi
    │   │       ├── ic_launcher.png
    │   │       ├── choosearea_bg_right.9.png
    │   │       └── index_icon_targetdown_grey.png
    │   │   └── drawable-xxhdpi
    │   │       ├── ic_launcher.png
    │   │       ├── choosebar_line.png
    │   │       └── index_icon_targetdown_grey.png
    ├── classes
    │   └── com
    │   │   └── example
    │   │       └── expandableview
    │   │           ├── R.class
    │   │           ├── R$id.class
    │   │           ├── R$anim.class
    │   │           ├── R$attr.class
    │   │           ├── R$color.class
    │   │           ├── R$dimen.class
    │   │           ├── R$layout.class
    │   │           ├── R$string.class
    │   │           ├── R$style.class
    │   │           ├── BuildConfig.class
    │   │           ├── R$drawable.class
    │   │           ├── ExpandableView.class
    │   │           ├── MainActivity.class
    │   │           ├── ExpandableView$1.class
    │   │           ├── ExpandableView$2.class
    │   │           ├── ExpandableView$3.class
    │   │           ├── ExpandleItemView.class
    │   │           ├── ExpandleItemView$1.class
    │   │           ├── ExpandleItemView$2.class
    │   │           ├── ExpandleItemView$3.class
    │   │           ├── adapter
    │   │               ├── ViewHolder.class
    │   │               └── MyBaseAdapter.class
    │   │           └── ExpandleItemView$OnExpandItemClick.class
    └── AndroidManifest.xml
├── ic_launcher-web.png
├── README.md
├── res
    ├── drawable-hdpi
    │   └── ic_launcher.png
    ├── drawable-mdpi
    │   └── ic_launcher.png
    ├── drawable-xhdpi
    │   ├── ic_launcher.png
    │   ├── choosearea_bg_right.9.png
    │   └── index_icon_targetdown_grey.png
    ├── drawable-xxhdpi
    │   ├── ic_launcher.png
    │   ├── choosebar_line.png
    │   └── index_icon_targetdown_grey.png
    ├── values-v11
    │   └── styles.xml
    ├── values-v14
    │   └── styles.xml
    ├── values
    │   ├── colors.xml
    │   ├── dimens.xml
    │   ├── strings.xml
    │   └── styles.xml
    ├── layout
    │   ├── line.xml
    │   ├── gridview_item.xml
    │   ├── activity_main.xml
    │   ├── toggle_button.xml
    │   └── expand_item_layout.xml
    ├── drawable
    │   ├── bottom_selector.xml
    │   ├── btn_selctor.xml
    │   ├── grid_item_selected.xml
    │   └── grid_item_unselected.xml
    ├── values-w820dp
    │   └── dimens.xml
    └── anim
    │   ├── pophidden_anim.xml
    │   └── popshow_anim.xml
├── gen
    └── com
    │   └── example
    │       └── expandableview
    │           ├── BuildConfig.java
    │           └── R.java
├── project.properties
├── proguard-project.txt
├── AndroidManifest.xml
└── src
    └── com
        └── example
            └── expandableview
                ├── MainActivity.java
                ├── adapter
                    ├── MyBaseAdapter.java
                    └── ViewHolder.java
                ├── ExpandleItemView.java
                └── ExpandableView.java


/bin/classes.dex:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes.dex


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/bin/resources.ap_:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/resources.ap_


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/ic_launcher-web.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/ic_launcher-web.png


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/bin/ExpandableView.apk:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/ExpandableView.apk


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/README.md:
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1 | # ExpandableView
2 | #![Alt text](http://img.blog.csdn.net/20160327213413097)
3 | Android 自定义分层级筛选控件
4 | 


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/res/drawable-hdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-hdpi/ic_launcher.png


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/res/drawable-mdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-mdpi/ic_launcher.png


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/res/drawable-xhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-xhdpi/ic_launcher.png


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/res/drawable-xxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-xxhdpi/ic_launcher.png


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/res/drawable-xxhdpi/choosebar_line.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-xxhdpi/choosebar_line.png


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/bin/res/crunch/drawable-hdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-hdpi/ic_launcher.png


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/bin/res/crunch/drawable-mdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-mdpi/ic_launcher.png


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/res/drawable-xhdpi/choosearea_bg_right.9.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-xhdpi/choosearea_bg_right.9.png


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/bin/classes/com/example/expandableview/R.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R.class


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/bin/res/crunch/drawable-xhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-xhdpi/ic_launcher.png


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/bin/res/crunch/drawable-xxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-xxhdpi/ic_launcher.png


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/bin/classes/com/example/expandableview/R$id.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$id.class


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/bin/res/crunch/drawable-xxhdpi/choosebar_line.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-xxhdpi/choosebar_line.png


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/res/drawable-xhdpi/index_icon_targetdown_grey.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-xhdpi/index_icon_targetdown_grey.png


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/bin/classes/com/example/expandableview/R$anim.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$anim.class


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/bin/classes/com/example/expandableview/R$attr.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$attr.class


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/res/drawable-xxhdpi/index_icon_targetdown_grey.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/res/drawable-xxhdpi/index_icon_targetdown_grey.png


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/bin/classes/com/example/expandableview/R$color.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$color.class


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/bin/classes/com/example/expandableview/R$dimen.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$dimen.class


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/bin/classes/com/example/expandableview/R$layout.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$layout.class


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/bin/classes/com/example/expandableview/R$string.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$string.class


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/bin/classes/com/example/expandableview/R$style.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$style.class


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/bin/classes/com/example/expandableview/BuildConfig.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/BuildConfig.class


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/bin/classes/com/example/expandableview/R$drawable.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/R$drawable.class


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/bin/res/crunch/drawable-xhdpi/choosearea_bg_right.9.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-xhdpi/choosearea_bg_right.9.png


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/bin/classes/com/example/expandableview/ExpandableView.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandableView.class


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/bin/classes/com/example/expandableview/MainActivity.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/MainActivity.class


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/bin/classes/com/example/expandableview/ExpandableView$1.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandableView$1.class


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/bin/classes/com/example/expandableview/ExpandableView$2.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandableView$2.class


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/bin/classes/com/example/expandableview/ExpandableView$3.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandableView$3.class


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/bin/classes/com/example/expandableview/ExpandleItemView.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandleItemView.class


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/bin/res/crunch/drawable-xhdpi/index_icon_targetdown_grey.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-xhdpi/index_icon_targetdown_grey.png


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/bin/res/crunch/drawable-xxhdpi/index_icon_targetdown_grey.png:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/res/crunch/drawable-xxhdpi/index_icon_targetdown_grey.png


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/res/values-v11/styles.xml:
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1 | <resources>
2 |  <style name="AppBaseTheme" parent="android:Theme.Light"></style>
3 |  <style name="AppTheme" parent="AppBaseTheme"></style>
4 | </resources>


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/res/values-v14/styles.xml:
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1 | <resources>
2 |  <style name="AppBaseTheme" parent="android:Theme.Light"></style>
3 |  <style name="AppTheme" parent="AppBaseTheme"></style>
4 | </resources>


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/bin/classes/com/example/expandableview/ExpandleItemView$1.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandleItemView$1.class


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/bin/classes/com/example/expandableview/ExpandleItemView$2.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandleItemView$2.class


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/bin/classes/com/example/expandableview/ExpandleItemView$3.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandleItemView$3.class


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/bin/classes/com/example/expandableview/adapter/ViewHolder.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/adapter/ViewHolder.class


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/bin/classes/com/example/expandableview/adapter/MyBaseAdapter.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/adapter/MyBaseAdapter.class


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/res/values/colors.xml:
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1 | <?xml version="1.0" encoding="utf-8"?>
2 | <resources>
3 | 
4 |     <color name="grey">#a6aebb</color>
5 |     <color name="grey_bg">#90eeeeee</color>
6 | 
7 | </resources>


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/bin/classes/com/example/expandableview/ExpandleItemView$OnExpandItemClick.class:
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https://raw.githubusercontent.com/shuangmin/ExpandableView/HEAD/bin/classes/com/example/expandableview/ExpandleItemView$OnExpandItemClick.class


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/gen/com/example/expandableview/BuildConfig.java:
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1 | /** Automatically generated file. DO NOT MODIFY */
2 | package com.example.expandableview;
3 | 
4 | public final class BuildConfig {
5 |     public final static boolean DEBUG = true;
6 | }


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/res/layout/line.xml:
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1 | <?xml version="1.0" encoding="utf-8"?>
2 | <View xmlns:android="http://schemas.android.com/apk/res/android"
3 |     android:layout_width="match_parent"
4 |     android:layout_height="1px"
5 |     android:background="#cacaca" >
6 | 
7 | </View>


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/res/values/dimens.xml:
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1 | <resources>
2 | 
3 |     <!-- Default screen margins, per the Android Design guidelines. -->
4 |     <dimen name="activity_horizontal_margin">16dp</dimen>
5 |     <dimen name="activity_vertical_margin">16dp</dimen>
6 | 
7 | </resources>
8 | 


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/res/values/strings.xml:
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1 | <?xml version="1.0" encoding="utf-8"?>
2 | <resources>
3 | 
4 |     <string name="app_name">ExpandableView</string>
5 |     <string name="hello_world">Hello world!</string>
6 |     <string name="action_settings">Settings</string>
7 | 
8 | </resources>
9 | 


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/res/drawable/bottom_selector.xml:
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1 | <?xml version="1.0" encoding="utf-8"?>
2 | <selector xmlns:android="http://schemas.android.com/apk/res/android">
3 | 
4 |     <item android:drawable="@android:color/white" android:state_pressed="false"></item>
5 |     <item android:drawable="@color/grey_bg" android:state_pressed="true"></item>
6 | 
7 | </selector>


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/res/drawable/btn_selctor.xml:
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1 | <?xml version="1.0" encoding="utf-8"?>
2 | <selector xmlns:android="http://schemas.android.com/apk/res/android">
3 | 
4 |     <item android:drawable="@drawable/grid_item_selected" android:state_pressed="false"></item>
5 |     <item android:drawable="@drawable/grid_item_unselected" android:state_pressed="true"></item>
6 | 
7 | </selector>


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/res/values/styles.xml:
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1 | <resources>
2 |  <style name="AppBaseTheme" parent="android:Theme.Light"></style>
3 |  <style name="AppTheme" parent="AppBaseTheme"></style>
4 |      <style name="PopupWindowAnimation">
5 |         <item name="android:windowEnterAnimation">@anim/popshow_anim</item>
6 |         <item name="android:windowExitAnimation">@anim/pophidden_anim</item>
7 |     </style>
8 | </resources>


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/res/drawable/grid_item_selected.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <shape xmlns:android="http://schemas.android.com/apk/res/android" >
 3 | 
 4 |     <corners android:radius="5.0dp" />
 5 |     <!-- 圆角，你也可以对不同的角设置不同的数值 -->
 6 | 
 7 |     <solid android:color="#FFFFFF" />
 8 |     <!-- 形状的填充色 -->
 9 | 
10 |     <stroke
11 |         android:width="1dp"
12 |         android:color="#CCCCCC" />
13 |     <!-- 边框宽度和颜色 -->
14 | 
15 | </shape>


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/res/drawable/grid_item_unselected.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <shape xmlns:android="http://schemas.android.com/apk/res/android" >
 3 | 
 4 |     <corners android:radius="5.0dp" />
 5 |     <!-- 圆角，你也可以对不同的角设置不同的数值 -->
 6 | 
 7 |     <solid android:color="#FF7F00" />
 8 |     <!-- 形状的填充色 -->
 9 | 
10 |     <stroke
11 |         android:width="1dp"
12 |         android:color="#CCCCCC" />
13 |     <!-- 边框宽度和颜色 -->
14 | 
15 | </shape>


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/res/values-w820dp/dimens.xml:
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 1 | <resources>
 2 | 
 3 |     <!--
 4 |          Example customization of dimensions originally defined in res/values/dimens.xml
 5 |          (such as screen margins) for screens with more than 820dp of available width. This
 6 |          would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively).
 7 |     -->
 8 |     <dimen name="activity_horizontal_margin">64dp</dimen>
 9 | 
10 | </resources>
11 | 


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/res/layout/gridview_item.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <Button xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     android:id="@+id/item_text"
 4 |     android:layout_width="wrap_content"
 5 |     android:layout_height="40dp"
 6 |     android:paddingLeft="20dp"
 7 |     android:paddingRight="20dp"
 8 |     android:gravity="center"
 9 |     android:focusable="false"
10 | 	android:clickable="false"
11 |     android:background="@drawable/btn_selctor"
12 |      >
13 | 
14 | </Button>


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/res/anim/pophidden_anim.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <set xmlns:android="http://schemas.android.com/apk/res/android" >
 3 | 
 4 |     <scale
 5 |         android:duration="100"
 6 |         android:fillAfter="false"
 7 |         android:fromXScale="1.0"
 8 |         android:fromYScale="1.0"
 9 |         android:interpolator="@android:anim/accelerate_interpolator"
10 |         android:pivotX="50%"
11 |         android:pivotY="0%"
12 |         android:toXScale="1.0"
13 |         android:toYScale="0.0" >
14 |     </scale>
15 | 
16 | </set>


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/res/anim/popshow_anim.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <set xmlns:android="http://schemas.android.com/apk/res/android" >
 3 | 
 4 |     <scale
 5 |         android:duration="100"
 6 |         android:fillAfter="false"
 7 |         android:fromXScale="1.0"
 8 |         android:fromYScale="0.0"
 9 |         android:interpolator="@android:anim/accelerate_decelerate_interpolator"
10 |         android:pivotX="50%"
11 |         android:pivotY="0%"
12 |         android:toXScale="1.0"
13 |         android:toYScale="1.0" >
14 |     </scale>
15 | 
16 | </set>


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/res/layout/activity_main.xml:
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 1 | <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
 2 |     xmlns:tools="http://schemas.android.com/tools"
 3 |     android:layout_width="match_parent"
 4 |     android:layout_height="match_parent" >
 5 | 
 6 |     <com.example.expandableview.ExpandableView
 7 |         android:id="@+id/expandview"
 8 |         android:layout_width="match_parent"
 9 |         android:layout_height="wrap_content"
10 |         android:orientation="horizontal" >
11 |     </com.example.expandableview.ExpandableView>
12 | 
13 | </RelativeLayout>


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/project.properties:
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 1 | # This file is automatically generated by Android Tools.
 2 | # Do not modify this file -- YOUR CHANGES WILL BE ERASED!
 3 | #
 4 | # This file must be checked in Version Control Systems.
 5 | #
 6 | # To customize properties used by the Ant build system edit
 7 | # "ant.properties", and override values to adapt the script to your
 8 | # project structure.
 9 | #
10 | # To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
11 | #proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
12 | 
13 | # Project target.
14 | target=android-21
15 | 


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/res/layout/toggle_button.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <ToggleButton xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     android:layout_width="match_parent"
 4 |     android:layout_height="40dp"
 5 |     android:layout_weight="1"
 6 |     android:background="@null"
 7 |     android:drawablePadding="-10dp"
 8 |     android:drawableRight="@drawable/index_icon_targetdown_grey"
 9 |     android:gravity="center"
10 |     android:paddingRight="20dp"
11 |     android:singleLine="true"
12 |     android:textColor="@color/grey"
13 |     android:textOff="@null"
14 |     android:textOn="@null"
15 |     android:textSize="16sp"
16 |     android:textStyle="bold" >
17 | 
18 | </ToggleButton>


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/proguard-project.txt:
--------------------------------------------------------------------------------
 1 | # To enable ProGuard in your project, edit project.properties
 2 | # to define the proguard.config property as described in that file.
 3 | #
 4 | # Add project specific ProGuard rules here.
 5 | # By default, the flags in this file are appended to flags specified
 6 | # in ${sdk.dir}/tools/proguard/proguard-android.txt
 7 | # You can edit the include path and order by changing the ProGuard
 8 | # include property in project.properties.
 9 | #
10 | # For more details, see
11 | #   http://developer.android.com/guide/developing/tools/proguard.html
12 | 
13 | # Add any project specific keep options here:
14 | 
15 | # If your project uses WebView with JS, uncomment the following
16 | # and specify the fully qualified class name to the JavaScript interface
17 | # class:
18 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
19 | #   public *;
20 | #}
21 | 


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/AndroidManifest.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     package="com.example.expandableview"
 4 |     android:versionCode="1"
 5 |     android:versionName="1.0" >
 6 | 
 7 |     <uses-sdk
 8 |         android:minSdkVersion="11"
 9 |         android:targetSdkVersion="23" />
10 | 
11 |     <application
12 |         android:allowBackup="true"
13 |         android:icon="@drawable/ic_launcher"
14 |         android:label="@string/app_name"
15 |         android:theme="@style/AppTheme" >
16 |         <activity
17 |             android:name=".MainActivity"
18 |             android:label="@string/app_name" >
19 |             <intent-filter>
20 |                 <action android:name="android.intent.action.MAIN" />
21 | 
22 |                 <category android:name="android.intent.category.LAUNCHER" />
23 |             </intent-filter>
24 |         </activity>
25 |     </application>
26 | 
27 | </manifest>
28 | 


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/bin/AndroidManifest.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     package="com.example.expandableview"
 4 |     android:versionCode="1"
 5 |     android:versionName="1.0" >
 6 | 
 7 |     <uses-sdk
 8 |         android:minSdkVersion="11"
 9 |         android:targetSdkVersion="23" />
10 | 
11 |     <application
12 |         android:allowBackup="true"
13 |         android:icon="@drawable/ic_launcher"
14 |         android:label="@string/app_name"
15 |         android:theme="@style/AppTheme" >
16 |         <activity
17 |             android:name=".MainActivity"
18 |             android:label="@string/app_name" >
19 |             <intent-filter>
20 |                 <action android:name="android.intent.action.MAIN" />
21 | 
22 |                 <category android:name="android.intent.category.LAUNCHER" />
23 |             </intent-filter>
24 |         </activity>
25 |     </application>
26 | 
27 | </manifest>
28 | 


--------------------------------------------------------------------------------
/res/layout/expand_item_layout.xml:
--------------------------------------------------------------------------------
 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <merge xmlns:android="http://schemas.android.com/apk/res/android"
 3 |     android:layout_width="match_parent"
 4 |     android:layout_height="wrap_content"
 5 |     android:orientation="vertical" >
 6 | 
 7 |     <GridView
 8 |         android:id="@+id/gridview"
 9 |         android:layout_width="fill_parent"
10 |         android:layout_height="wrap_content"
11 |         android:columnWidth="90dp"
12 |         android:gravity="center"
13 |         android:horizontalSpacing="10dp"
14 |         android:numColumns="auto_fit"
15 |         android:stretchMode="columnWidth"
16 |         android:descendantFocusability="blocksDescendants"
17 |         android:verticalSpacing="10dp" />
18 | 
19 |     <include 
20 |         layout="@layout/line" />
21 | 
22 |     <Button
23 |         android:id="@+id/btn_all"
24 |         android:layout_width="match_parent"
25 |         android:layout_height="50dp"
26 |         android:background="@drawable/bottom_selector"
27 |         android:text="全部"
28 |         android:textColor="@color/grey"
29 |         android:textSize="18dp" />
30 | 
31 |     <include layout="@layout/line" />
32 | 
33 | </merge>


--------------------------------------------------------------------------------
/src/com/example/expandableview/MainActivity.java:
--------------------------------------------------------------------------------
 1 | package com.example.expandableview;
 2 | 
 3 | import java.util.ArrayList;
 4 | import java.util.Arrays;
 5 | import java.util.LinkedHashMap;
 6 | import java.util.Map;
 7 | 
 8 | import android.app.Activity;
 9 | import android.os.Bundle;
10 | 
11 | public class MainActivity extends Activity {
12 | 	private ExpandableView mExpandableView;
13 | 	private Map<String, ExpandleItemView> mExpandleItemViews;
14 | 	private String[] mColleages = { "A学校", "B学校", "C学校", "D学校", "E学校", "F学校", "G学校", "H学校", "I学校", "J学校" };
15 | 	private String[] mDepartments = { "A系", "B系", "C系", "D系", "E系", "F系", "G系", "H系" , "I系" };
16 | 	private String[] mProfessions = { "A专业", "B专业", "C专业" , "D专业" , "E专业" , "F专业" };
17 | 	private String[] mClasses = { "A班", "B班", "C班", "D班" , "E班" };
18 | 
19 | 	@Override
20 | 	protected void onCreate(Bundle savedInstanceState) {
21 | 		super.onCreate(savedInstanceState);
22 | 		setContentView(R.layout.activity_main);
23 | 		mExpandableView = (ExpandableView) findViewById(R.id.expandview);
24 | 		mExpandleItemViews = new LinkedHashMap<>();
25 | 		//不要问我为什么这么用，因为我想用LinkedHashMap
26 | 		mExpandleItemViews.put("大学", new ExpandleItemView("大学", this, Arrays.asList(mColleages)));
27 | 		mExpandleItemViews.put("院系", new ExpandleItemView("院系", this, Arrays.asList(mDepartments)));
28 | 		mExpandleItemViews.put("专业", new ExpandleItemView("专业", this, Arrays.asList(mProfessions)));
29 | 		mExpandleItemViews.put("班级", new ExpandleItemView("班级", this, Arrays.asList(mClasses)));
30 | 		mExpandableView.initViews(new ArrayList<>(mExpandleItemViews.values()));
31 | 	}
32 | }
33 | 


--------------------------------------------------------------------------------
/src/com/example/expandableview/adapter/MyBaseAdapter.java:
--------------------------------------------------------------------------------
 1 | package com.example.expandableview.adapter;
 2 | 
 3 | import java.util.List;
 4 | 
 5 | import android.content.Context;
 6 | import android.view.LayoutInflater;
 7 | import android.view.View;
 8 | import android.view.ViewGroup;
 9 | import android.widget.BaseAdapter;
10 | 
11 | 
12 | /**
13 |  * Created by rander on 16-3-24.
14 |  */
15 | public abstract class MyBaseAdapter<T> extends BaseAdapter {
16 |     protected List<T> datas;
17 |     protected int layoutId;
18 |     protected LayoutInflater layoutInflater;
19 |     protected Context mContext;
20 | 
21 |     public MyBaseAdapter(List<T> datas, int layoutId,Context mContext) {
22 |         this.datas = datas;
23 |         this.layoutId = layoutId;
24 |         this.mContext = mContext;
25 |         this.layoutInflater = LayoutInflater.from(mContext);
26 |     }
27 | 
28 |     @Override
29 |     public int getCount() {
30 |         return null == datas ? 0 : datas.size();
31 |     }
32 | 
33 |     @Override
34 |     public Object getItem(int position) {
35 |         return null == datas ? null : datas.size() > position ? datas.get(position) : null;
36 |     }
37 | 
38 |     @Override
39 |     public long getItemId(int position) {
40 |         return position;
41 |     }
42 | 
43 |     @Override
44 |     public View getView(int position, View convertView, ViewGroup parent) {
45 |         return getView(position, convertView, parent,layoutId);
46 |     }
47 | 
48 |     public View getView(int position, View convertView, ViewGroup parent, int layoutId)
49 |     {
50 |         ViewHolder viewHolder = ViewHolder.get(position, convertView, parent, layoutId, mContext);
51 |         convert(viewHolder,datas.get(position));
52 |         return viewHolder.getmContentView();
53 |     }
54 | 
55 |     protected abstract void convert(ViewHolder viewHolder, T t);
56 | 
57 | }
58 | 


--------------------------------------------------------------------------------
/src/com/example/expandableview/adapter/ViewHolder.java:
--------------------------------------------------------------------------------
 1 | package com.example.expandableview.adapter;
 2 | 
 3 | import android.content.Context;
 4 | import android.util.SparseArray;
 5 | import android.view.LayoutInflater;
 6 | import android.view.View;
 7 | import android.view.ViewGroup;
 8 | import android.widget.TextView;
 9 | 
10 | /**
11 |  * Created by rander on 16-3-24.
12 |  */
13 | public class ViewHolder {
14 |     private SparseArray<View> mViews;
15 |     private LayoutInflater layoutInflater;
16 |     private View mContentView;
17 |     public ViewHolder(int itemLayoutId,ViewGroup parent, Context mContext) {
18 |         mViews = new SparseArray<View>();
19 |         layoutInflater = LayoutInflater.from(mContext);
20 |         mContentView = layoutInflater.inflate(itemLayoutId, parent, false);
21 |         mContentView.setTag(this);
22 |     }
23 | 
24 |     public static ViewHolder get(int position, View convertView, ViewGroup parent,int layoutId,Context context)
25 |     {
26 |         ViewHolder viewHolder;
27 |         if(convertView == null)
28 |         {
29 |             viewHolder = new ViewHolder(layoutId,parent,context);
30 |         }
31 |         else
32 |         {
33 |             viewHolder = (ViewHolder) convertView.getTag();
34 |         }
35 |         return viewHolder;
36 |     }
37 | 
38 |     public <T extends View> T getView(int viewId) {
39 |         View v = mViews.get(viewId);
40 |         if (v == null) {
41 |             v = mContentView.findViewById(viewId);
42 |             mViews.put(viewId, v);
43 |         }
44 |         return (T)v;
45 |     }
46 | 
47 |     public ViewHolder setTvText(int viewId,String str)
48 |     {
49 |         TextView v = getView(viewId);
50 |         v.setText(str);
51 |         return this;
52 |     }
53 | 
54 |     public ViewHolder setBtnText(int viewId,String str)
55 |     {
56 |         TextView v = getView(viewId);
57 |         v.setText(str);
58 |         return this;
59 |     }
60 | 
61 | 
62 |     public View getmContentView() {
63 |         return mContentView;
64 |     }
65 | }
66 | 


--------------------------------------------------------------------------------
/gen/com/example/expandableview/R.java:
--------------------------------------------------------------------------------
 1 | /* AUTO-GENERATED FILE.  DO NOT MODIFY.
 2 |  *
 3 |  * This class was automatically generated by the
 4 |  * aapt tool from the resource data it found.  It
 5 |  * should not be modified by hand.
 6 |  */
 7 | 
 8 | package com.example.expandableview;
 9 | 
10 | public final class R {
11 |     public static final class anim {
12 |         public static final int pophidden_anim=0x7f040000;
13 |         public static final int popshow_anim=0x7f040001;
14 |     }
15 |     public static final class attr {
16 |     }
17 |     public static final class color {
18 |         public static final int grey=0x7f050000;
19 |         public static final int grey_bg=0x7f050001;
20 |     }
21 |     public static final class dimen {
22 |         /**  Default screen margins, per the Android Design guidelines. 
23 | 
24 |          Example customization of dimensions originally defined in res/values/dimens.xml
25 |          (such as screen margins) for screens with more than 820dp of available width. This
26 |          would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively).
27 |     
28 |          */
29 |         public static final int activity_horizontal_margin=0x7f060000;
30 |         public static final int activity_vertical_margin=0x7f060001;
31 |     }
32 |     public static final class drawable {
33 |         public static final int bottom_selector=0x7f020000;
34 |         public static final int btn_selctor=0x7f020001;
35 |         public static final int choosearea_bg_right=0x7f020002;
36 |         public static final int choosebar_line=0x7f020003;
37 |         public static final int grid_item_selected=0x7f020004;
38 |         public static final int grid_item_unselected=0x7f020005;
39 |         public static final int ic_launcher=0x7f020006;
40 |         public static final int index_icon_targetdown_grey=0x7f020007;
41 |     }
42 |     public static final class id {
43 |         public static final int btn_all=0x7f090002;
44 |         public static final int expandview=0x7f090000;
45 |         public static final int gridview=0x7f090001;
46 |         public static final int item_text=0x7f090003;
47 |     }
48 |     public static final class layout {
49 |         public static final int activity_main=0x7f030000;
50 |         public static final int expand_item_layout=0x7f030001;
51 |         public static final int gridview_item=0x7f030002;
52 |         public static final int line=0x7f030003;
53 |         public static final int toggle_button=0x7f030004;
54 |     }
55 |     public static final class string {
56 |         public static final int action_settings=0x7f070002;
57 |         public static final int app_name=0x7f070000;
58 |         public static final int hello_world=0x7f070001;
59 |     }
60 |     public static final class style {
61 |         public static final int AppBaseTheme=0x7f080000;
62 |         public static final int AppTheme=0x7f080001;
63 |         public static final int PopupWindowAnimation=0x7f080002;
64 |     }
65 | }
66 | 


--------------------------------------------------------------------------------
/src/com/example/expandableview/ExpandleItemView.java:
--------------------------------------------------------------------------------
  1 | package com.example.expandableview;
  2 | 
  3 | import java.util.ArrayList;
  4 | import java.util.List;
  5 | 
  6 | import com.example.expandableview.adapter.MyBaseAdapter;
  7 | import com.example.expandableview.adapter.ViewHolder;
  8 | 
  9 | import android.content.Context;
 10 | import android.util.AttributeSet;
 11 | import android.view.LayoutInflater;
 12 | import android.view.View;
 13 | import android.widget.AdapterView;
 14 | import android.widget.AdapterView.OnItemClickListener;
 15 | import android.widget.Button;
 16 | import android.widget.GridView;
 17 | import android.widget.LinearLayout;
 18 | 
 19 | public class ExpandleItemView extends LinearLayout {
 20 | 	/**显示在toggleButton的标题文字*/
 21 | 	public String mTitle;
 22 | 	/** 底部按钮 */
 23 | 	private Button mBottomBtn;
 24 | 	/** 展示要筛选的数据*/
 25 | 	private GridView mGridView;
 26 | 	/** 筛选的数据内容*/
 27 | 	private List<String> mGridviewDatas;
 28 | 
 29 | 	public ExpandleItemView(Context context, AttributeSet attrs, int defStyleAttr) {
 30 | 		super(context, attrs, defStyleAttr);
 31 | 	}
 32 | 
 33 | 	public ExpandleItemView(Context context, AttributeSet attrs) {
 34 | 		this(context, attrs, -1);
 35 | 	}
 36 | 
 37 | 	public ExpandleItemView(Context context) {
 38 | 		this(context, null);
 39 | 	}
 40 | 
 41 | 	public ExpandleItemView(String title, Context context,List<String> datas) {
 42 | 		this(context);
 43 | 		setTitle(title);
 44 | 		mGridviewDatas = datas;
 45 | 		init();
 46 | 	}
 47 | 	
 48 | 	private void init() {
 49 | 		setBackgroundColor(getResources().getColor(android.R.color.white));
 50 | 		/**将布局inflate到此视图中*/
 51 | 		LayoutInflater.from(getContext()).inflate(R.layout.expand_item_layout, this, true);
 52 | 		setOrientation(LinearLayout.VERTICAL);
 53 | 		
 54 | 		mGridView = (GridView) findViewById(R.id.gridview);
 55 | 		mBottomBtn = (Button) findViewById(R.id.btn_all);
 56 | 		/**自己写的万能适配器，一句话就使用了*/
 57 | 		mGridView.setAdapter(new MyBaseAdapter<String>(mGridviewDatas, R.layout.gridview_item, getContext()) {
 58 | 
 59 | 			@Override
 60 | 			protected void convert(ViewHolder viewHolder, String t) {
 61 | 				viewHolder.setBtnText(R.id.item_text, t);
 62 | 			}
 63 | 		});
 64 | 		/**每一个子项回调给监听者*/
 65 | 		mGridView.setOnItemClickListener(new OnItemClickListener() {
 66 | 
 67 | 			@Override
 68 | 			public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
 69 | 				if(mOnExpandItemClick != null)
 70 | 				{
 71 | 					mOnExpandItemClick.onItemClick(position);
 72 | 				}
 73 | 			}
 74 | 		});
 75 | 		/**底部按钮的回调*/
 76 | 		mBottomBtn.setOnClickListener(new OnClickListener() {
 77 | 			
 78 | 			@Override
 79 | 			public void onClick(View v) {
 80 | 				if(mOnExpandItemClick != null)
 81 | 				{
 82 | 					mOnExpandItemClick.onBottomClick();
 83 | 				}
 84 | 			}
 85 | 		});
 86 | 	}
 87 | 	
 88 | 	public String getTitle() {
 89 | 		return mTitle == null ? new String() : mTitle;
 90 | 	}
 91 | 
 92 | 	public void setTitle(String mTitle) {
 93 | 		this.mTitle = mTitle;
 94 | 	}
 95 | 
 96 | 	public List<String> getmGridviewDatas() {
 97 | 		return mGridviewDatas == null ? new ArrayList<String>() : mGridviewDatas;
 98 | 	}
 99 | 
100 | 	public void setmGridviewDatas(List<String> mGridviewDatas) {
101 | 		this.mGridviewDatas = mGridviewDatas;
102 | 	}
103 | 
104 | 	/**
105 | 	 * 累加子类的高度作为自身的高度
106 | 	 */
107 | 	@Override
108 | 	protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
109 | 		int cCount = getChildCount();
110 | 
111 | 		int desireWidth = MeasureSpec.getSize(widthMeasureSpec);
112 | 		int desireHeight = 0;
113 | 		for (int i = 0; i < cCount; i++) {
114 | 			View child = getChildAt(i);
115 | 			measureChild(child, widthMeasureSpec, heightMeasureSpec);
116 | 			desireHeight += child.getMeasuredHeight();
117 | 		}
118 | 		setMeasuredDimension(desireWidth, desireHeight);
119 | 	}
120 | 
121 | 	/**
122 | 	 * 点击item事件回调给监听者
123 | 	 * @author rander
124 | 	 */
125 | 	public interface OnExpandItemClick
126 | 	{
127 | 		void onItemClick(int position);
128 | 		void onBottomClick();
129 | 	}
130 | 	
131 | 	private OnExpandItemClick mOnExpandItemClick;
132 | 
133 | 	public void setOnExpandItemClick(OnExpandItemClick onExpandItemClick) {
134 | 		this.mOnExpandItemClick = onExpandItemClick;
135 | 	}
136 | 	
137 | 	
138 | 	
139 | }
140 | 


--------------------------------------------------------------------------------
/src/com/example/expandableview/ExpandableView.java:
--------------------------------------------------------------------------------
  1 | package com.example.expandableview;
  2 | 
  3 | import java.util.ArrayList;
  4 | import java.util.List;
  5 | 
  6 | import com.example.expandableview.ExpandleItemView.OnExpandItemClick;
  7 | 
  8 | import android.content.Context;
  9 | import android.graphics.Color;
 10 | import android.graphics.drawable.BitmapDrawable;
 11 | import android.util.AttributeSet;
 12 | import android.view.LayoutInflater;
 13 | import android.view.View;
 14 | import android.widget.LinearLayout;
 15 | import android.widget.PopupWindow;
 16 | import android.widget.PopupWindow.OnDismissListener;
 17 | import android.widget.RelativeLayout;
 18 | import android.widget.ToggleButton;
 19 | 
 20 | public class ExpandableView extends LinearLayout implements OnExpandItemClick {
 21 | 	/** 记录选中的ToggleButton */
 22 | 	private ToggleButton mSelectToggleBtn;
 23 | 	/** 筛选 */
 24 | 	private List<View> mToggleButtons = new ArrayList<>();
 25 | 	/** 筛选项集合 */
 26 | 	private List<View> mPopupviews;
 27 | 
 28 | 	/** popupwindow展示的宽 */
 29 | 	private int mDisplayWidth;
 30 | 	/** popupwindow展示的高 */
 31 | 	private int mDisplayHeight;
 32 | 	/** 筛选内容用PopupWindow弹出来 */
 33 | 	private PopupWindow mPopupWindow;
 34 | 	private Context mContext;
 35 | 
 36 | 	/** toggleButton正常的字体颜色 */
 37 | 	int mNormalTextColor = getResources().getColor(R.color.grey);
 38 | 	/** toggleButton被选中的类型字体颜色 */
 39 | 	int mSelectTextColor = Color.RED;
 40 | 
 41 | 	public ExpandableView(Context context, AttributeSet attrs, int defStyleAttr) {
 42 | 		super(context, attrs, defStyleAttr);
 43 | 		init();
 44 | 	}
 45 | 
 46 | 	public ExpandableView(Context context, AttributeSet attrs) {
 47 | 		this(context, attrs, -1);
 48 | 	}
 49 | 
 50 | 	public ExpandableView(Context context) {
 51 | 		this(context, null);
 52 | 	}
 53 | 
 54 | 	private void init() {
 55 | 		setOrientation(LinearLayout.HORIZONTAL);
 56 | 		mDisplayWidth = getResources().getDisplayMetrics().widthPixels;
 57 | 		mDisplayHeight = getResources().getDisplayMetrics().heightPixels;
 58 | 		mContext = getContext();
 59 | 		setBackgroundResource(R.drawable.choosearea_bg_right);
 60 | 	}
 61 | 
 62 | 	/**
 63 | 	 * 初始化数据和布局，做的工作如下： 1.根据筛选项的数量，动态增加上面一排ToggleButton 2.设置每一个ToggleButton的监听事件
 64 | 	 * 3.toggleButton.setTag(i)这一句非常重要，我们取View数据都是根据这个tag取的 4.
 65 | 	 * 
 66 | 	 * @param views
 67 | 	 */
 68 | 	public void initViews(List<ExpandleItemView> views) {
 69 | 		mPopupviews = new ArrayList<>();
 70 | 		LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
 71 | 		for (int i = 0; i < views.size(); i++) {
 72 | 			ExpandleItemView view = views.get(i);
 73 | 			view.setOnExpandItemClick(this);
 74 | 			final RelativeLayout r = new RelativeLayout(mContext);
 75 | 			RelativeLayout.LayoutParams rl = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT,
 76 | 					RelativeLayout.LayoutParams.WRAP_CONTENT);
 77 | 			r.addView(view, rl);
 78 | 			mPopupviews.add(r);
 79 | 
 80 | 			final ToggleButton toggleButton = (ToggleButton) inflater.inflate(R.layout.toggle_button, this, false);
 81 | 			toggleButton.setText(view.getTitle());
 82 | 			mToggleButtons.add(toggleButton);
 83 | 			addView(toggleButton);
 84 | 			toggleButton.setTag(i);
 85 | 			toggleButton.setOnClickListener(new OnClickListener() {
 86 | 
 87 | 				@Override
 88 | 				public void onClick(View v) {
 89 | 					/** 记录选中的ToggleButton,有了这个什么都好办 */
 90 | 					mSelectToggleBtn = toggleButton;
 91 | 					showPopWindow();
 92 | 				}
 93 | 			});
 94 | 			/**
 95 | 			 * 点击popupwindow外部，就隐藏popupwindow,这个r是点击事件包裹了一个ExpandleItemView
 96 | 			 * 如果用户所点之处为ExpandleItemView所在范围，点击事件由ExpandleItemView，如果点到
 97 | 			 * ExpandleItemView外面，则有r处理，处理方式就是收缩
 98 | 			 */
 99 | 			r.setOnClickListener(new OnClickListener() {
100 | 
101 | 				@Override
102 | 				public void onClick(View v) {
103 | 					onPressBack();
104 | 				}
105 | 
106 | 				private void onPressBack() {
107 | 					hidePopWindow();
108 | 				}
109 | 			});
110 | 		}
111 | 	}
112 | 
113 | 	/**
114 | 	 * 隐藏popupWindow，并且重置ToggleButton字体颜色
115 | 	 */
116 | 	private void hidePopWindow() {
117 | 		if (mPopupWindow != null) {
118 | 			mPopupWindow.dismiss();
119 | 		}
120 | 		if (mSelectToggleBtn != null) {
121 | 			mSelectToggleBtn.setTextColor(mNormalTextColor);
122 | 			mSelectToggleBtn.setChecked(false);
123 | 		}
124 | 	}
125 | 
126 | 	/**
127 | 	 * 显示popupWindow
128 | 	 */
129 | 	private void showPopWindow() {
130 | 		if (null == mPopupWindow) {
131 | 			mPopupWindow = new PopupWindow(mPopupviews.get((int) mSelectToggleBtn.getTag()), mDisplayWidth,
132 | 					mDisplayHeight);
133 | 			/** 监听popupWindow的收缩,并重置字体颜色 */
134 | 			mPopupWindow.setOnDismissListener(new OnDismissListener() {
135 | 
136 | 				@Override
137 | 				public void onDismiss() {
138 | 					if (mSelectToggleBtn != null) {
139 | 						mSelectToggleBtn.setTextColor(mNormalTextColor);
140 | 						mSelectToggleBtn.setChecked(false);
141 | 					}
142 | 				}
143 | 			});
144 | 			mPopupWindow.setAnimationStyle(R.style.PopupWindowAnimation);
145 | 			mPopupWindow.setFocusable(true);
146 | 			mPopupWindow.setOutsideTouchable(true);
147 | 			mPopupWindow.setBackgroundDrawable(new BitmapDrawable());
148 | 		} else {
149 | 			mPopupWindow.setContentView(mPopupviews.get((int) mSelectToggleBtn.getTag()));
150 | 		}
151 | 
152 | 		if (mPopupWindow.isShowing()) {
153 | 			hidePopWindow();
154 | 		} else {
155 | 			/** 显示的时候，设为选中颜色 */
156 | 			mSelectToggleBtn.setTextColor(mSelectTextColor);
157 | 			mPopupWindow.showAsDropDown(mToggleButtons.get(0), 0, 0);
158 | 		}
159 | 	}
160 | 
161 | 	/**
162 | 	 * Item项选中的回调 注意Tag的使用 筛选项视图是根据tag拿的，因为mSelectToggleBtn的tag就是视图的索引
163 | 	 * mSelectToggleBtn显示筛选的内容
164 | 	 */
165 | 	@Override
166 | 	public void onItemClick(int position) {
167 | 		hidePopWindow();
168 | 		if (null != mSelectToggleBtn) {
169 | 			int selectBtnIndex = (int) mSelectToggleBtn.getTag();
170 | 			mSelectToggleBtn
171 | 					.setText(((ExpandleItemView) (((RelativeLayout) mPopupviews.get(selectBtnIndex)).getChildAt(0)))
172 | 							.getmGridviewDatas().get(position));
173 | 		}
174 | 	}
175 | 
176 | 	/**
177 | 	 * 底部按钮点击的回调 mSelectToggleBtn显示筛选的内容
178 | 	 */
179 | 	@Override
180 | 	public void onBottomClick() {
181 | 		hidePopWindow();
182 | 		if (null != mSelectToggleBtn) {
183 | 			int selectBtnIndex = (int) mSelectToggleBtn.getTag();
184 | 			mSelectToggleBtn
185 | 					.setText((((ExpandleItemView) (((RelativeLayout) mPopupviews.get(selectBtnIndex)).getChildAt(0)))
186 | 							.getTitle()));
187 | 		}
188 | 	}
189 | }
190 | 


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