在相对布局中看不到编辑文本(屏幕外)
cannot see edittext in relativelayout (offscreen)
我有以下相对布局,其中有一个列表视图,下面有一个 EditText。我看不到编辑文本,因为列表占据了整个屏幕。
如何在不滚动的情况下同时在屏幕上显示列表视图和编辑文本?
我试过很多布局参数
谢谢
<?xml version="1.0" encoding="UTF-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:id="@+id/textviewassessments"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:textAppearance="?android:attr/textAppearanceLarge"
android:background="@color/blue_alpha_background"
android:textColor="#FFFFFF"
android:text="Assessments" />
<ListView
android:id="@+id/assessmentslist"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="15dp"
android:background="#8fff"
android:cacheColorHint="#0000"
android:padding="5dp"
android:divider="#FFCC00"
android:dividerHeight="4px"
android:layout_below="@id/textviewassessments" >
</ListView>
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:layout_below="@id/assessmentslist" >
</EditText>
</RelativeLayout>
更改您的 EditText
并将其与底部对齐。现在,你告诉它在列表下面,所以如果列表占据了整个高度,那么就没有空间了。
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:layout_alignParentBottom="true" > //here
</EditText>
如果您无论如何都希望它位于列表下方(即使列表没有填满整个屏幕),那么您可能需要使用 addFooterView()
如果你想使用RelativeLayout,那么你应该将一个元素放在底部,另一个放在上面。样本(未测试)
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:layout_alignParentBottom="true" /> <!-- this will put the element on the bottom of the screen -->
<TextView
android:id="@+id/textviewassessments"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:textAppearance="?android:attr/textAppearanceLarge"
android:background="@color/blue_alpha_background"
android:textColor="#FFFFFF"
android:text="Assessments"
android:layout_alignParentTop="true"
/> <!-- this will align the element to the head -->
<ListView
android:id="@+id/assessmentslist"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_margin="15dp"
android:background="#8fff"
android:cacheColorHint="#0000"
android:padding="5dp"
android:divider="#FFCC00"
android:dividerHeight="4px"
android:layout_below="@id/textviewassessments"
android:layout_above="@id/editTextassessments"
/> <!-- this will put the the list between the both elements and stretch its size due match parent -->
</RelativeLayout>
尝试:
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:gravity="bottom"
android:layout_alignParentBottom="true" >
</EditText>
我有以下相对布局,其中有一个列表视图,下面有一个 EditText。我看不到编辑文本,因为列表占据了整个屏幕。
如何在不滚动的情况下同时在屏幕上显示列表视图和编辑文本?
我试过很多布局参数
谢谢
<?xml version="1.0" encoding="UTF-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
>
<TextView
android:id="@+id/textviewassessments"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:textAppearance="?android:attr/textAppearanceLarge"
android:background="@color/blue_alpha_background"
android:textColor="#FFFFFF"
android:text="Assessments" />
<ListView
android:id="@+id/assessmentslist"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="15dp"
android:background="#8fff"
android:cacheColorHint="#0000"
android:padding="5dp"
android:divider="#FFCC00"
android:dividerHeight="4px"
android:layout_below="@id/textviewassessments" >
</ListView>
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:layout_below="@id/assessmentslist" >
</EditText>
</RelativeLayout>
更改您的 EditText
并将其与底部对齐。现在,你告诉它在列表下面,所以如果列表占据了整个高度,那么就没有空间了。
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:layout_alignParentBottom="true" > //here
</EditText>
如果您无论如何都希望它位于列表下方(即使列表没有填满整个屏幕),那么您可能需要使用 addFooterView()
如果你想使用RelativeLayout,那么你应该将一个元素放在底部,另一个放在上面。样本(未测试)
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:layout_alignParentBottom="true" /> <!-- this will put the element on the bottom of the screen -->
<TextView
android:id="@+id/textviewassessments"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:textAppearance="?android:attr/textAppearanceLarge"
android:background="@color/blue_alpha_background"
android:textColor="#FFFFFF"
android:text="Assessments"
android:layout_alignParentTop="true"
/> <!-- this will align the element to the head -->
<ListView
android:id="@+id/assessmentslist"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_margin="15dp"
android:background="#8fff"
android:cacheColorHint="#0000"
android:padding="5dp"
android:divider="#FFCC00"
android:dividerHeight="4px"
android:layout_below="@id/textviewassessments"
android:layout_above="@id/editTextassessments"
/> <!-- this will put the the list between the both elements and stretch its size due match parent -->
</RelativeLayout>
尝试:
<EditText
android:id="@+id/editTextassessments"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:ems="1"
android:lines="7"
android:inputType="textMultiLine"
android:hint="Please type any comments..."
android:gravity="bottom"
android:layout_alignParentBottom="true" >
</EditText>