我正在使用这个xml,它包含一个ListView和一个浮动动作按钮。我希望FAB始终位于右下角(但不要太靠近屏幕的边框),但它只适合列表的最后一项(所以当列表中有一个项目时,它就在右上角)
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.reminder.other_activities.AllSimpleRemindersActivity">
<com.baoyz.swipemenulistview.SwipeMenuListView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/simpleRems"
android:dividerHeight="0dp"
android:divider="@null"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:layout_alignParentBottom="true" />
<RelativeLayout
android:id="@+id/test"
android:layout_width="match_parent"
android:layout_height="match_parent">
</RelativeLayout>
<android.support.design.widget.FloatingActionButton
android:layout_margin="10dp"
android:id="@+id/myFAB"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:backgroundTint="#FF0000"
app:borderWidth="0dp"
app:elevation="8dp"
app:layout_anchor="@id/test"
app:layout_anchorGravity="bottom|right|end" />
</android.support.design.widget.CoordinatorLayout>
答案 0 :(得分:5)
尝试将SwipeMenuListView高度设置为match_parent并删除测试相对布局。
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context="com.reminder.other_activities.AllSimpleRemindersActivity">
<com.baoyz.swipemenulistview.SwipeMenuListView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:id="@+id/simpleRems"
android:dividerHeight="0dp"
android:divider="@null"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:layout_alignParentBottom="true" />
<android.support.design.widget.FloatingActionButton
android:layout_margin="10dp"
android:id="@+id/myFAB"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:backgroundTint="#FF0000"
app:borderWidth="0dp"
app:elevation="8dp"
android:layout_gravity="bottom|right"
app:layout_anchor="@id/simpleRems"
app:layout_anchorGravity="bottom|right|end" />
</android.support.design.widget.CoordinatorLayout>