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Android第三方开源FloatingActionButton(com.getbase.floatingactionbutton): FloatingActionsMenu【3】

2015-12-03 23:07 627 查看

Android第三方开源FloatingActionButton(com.getbase.floatingactionbutton): FloatingActionsMenu【3】
Android第三方开源FloatingActionButton(com.getbase.floatingactionbutton)最大的特点莫过于增加的 FloatingActionsMenu。

FloatingActionsMenu的使用,在布局中套入若干个普通的FloatingActionButton,然后用户点击该FloatingActionsMenu后,FloatingActionsMenu里面嵌套的若干个FloatingActionButton将依次顺序展开,如图所示:



实现上述结果,需要在布局代码文件中写FloatingActionsMenu,然后再在FloatingActionsMenu内部嵌套若干个普通的FloatingActionButton:

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:fab="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="zhangphil.fab.MainActivity" >

<com.getbase.floatingactionbutton.FloatingActionsMenu
android:id="@+id/right_labels"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true"
android:layout_margin="16dp"
fab:fab_addButtonColorNormal="@color/white"
fab:fab_addButtonColorPressed="@color/white_pressed"
fab:fab_addButtonPlusIconColor="@color/half_black"
fab:fab_addButtonSize="normal"
fab:fab_labelStyle="@style/menu_labels_style"
fab:fab_labelsPosition="right" >

<com.getbase.floatingactionbutton.FloatingActionButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
fab:fab_colorNormal="@color/white"
fab:fab_colorPressed="@color/white_pressed"
fab:fab_title="FAB 1" />

<com.getbase.floatingactionbutton.FloatingActionButton
android:layout_width="wrap_content"
android:layout_height="wrap_content"
fab:fab_colorNormal="@color/white"
fab:fab_colorPressed="@color/white_pressed"
fab:fab_size="mini"
fab:fab_title="FAB 2" />
</com.getbase.floatingactionbutton.FloatingActionsMenu>

</RelativeLayout>

需要在res/values/styles.xml中添加样式:

<style name="menu_labels_style">
<item name="android:background">@drawable/fab_label_background</item>
<item name="android:textColor">@color/white</item>
</style>
引用到的fab_label_background则需要在drawable目录下新建一个xml代码文件fab_label_background.xml实现:

<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android">
<solid android:color="@color/black_semi_transparent"/>
<padding
android:left="16dp"
android:top="4dp"
android:right="16dp"
android:bottom="4dp"/>
<corners
android:radius="2dp"/>
</shape>

需要的颜色:res/values/colors.xml:

<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="black_semi_transparent">#B2000000</color>
<color name="background">#e5e5e5</color>
<color name="half_black">#808080</color>
<color name="white">#fafafa</color>
<color name="white_pressed">#f1f1f1</color>
<color name="pink">#e91e63</color>
<color name="pink_pressed">#ec407a</color>
<color name="blue_semi_transparent">#805677fc</color>
<color name="blue_semi_transparent_pressed">#80738ffe</color>
</resources>


最终代码结构如图:



代码运行结果即为前文中所示动画效果。

附录参考文章:

【文章1】《Android第三方开源FloatingActionButton(com.getbase.floatingactionbutton)【1】》链接地址:http://blog.csdn.net/zhangphil/article/details/50166715

【文章2】《Android第三方开源FloatingActionButton(com.getbase.floatingactionbutton)【2】》链接地址:http://blog.csdn.net/zhangphil/article/details/50166929

【文章3】《Android Material Design的FloatingActionButton,Snackbar和CoordinatorLayout》链接地址:http://blog.csdn.net/zhangphil/article/details/48861371

【文章4】《Android第三方FloatingActionButton:伴随ListView、RecyclerView、ScrollView滚动滑入滑出》链接地址:http://blog.csdn.net/zhangphil/article/details/50135707 
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