Drop shadow around all the four sides of an EditTe

2019-01-25 22:25发布

As far as my knowledge aids me, there isn't any property to drop shadow around an EditText field, that can be set in the layout file. I searched for the problem and found solution that I've to provide a custom background xml drawable.

My drawable/background_with_shadow looks like this:

<?xml version="1.0" encoding="utf-8"?>
<layer-lis xmlns:android="http://schemas.android.com/apk/res/android">
    <item >
        <shape
            android:shape="rectangle">
            <solid android:color="@android:color/darker_gray" />
            <corners android:radius="5dp"/>
        </shape>
    </item>
    <item android:right="1dp" android:left="1dp" android:bottom="2dp">
        <shape
            android:shape="rectangle">
            <solid android:color="@android:color/white"/>
            <corners android:radius="5dp"/>
        </shape>
    </item>
</layer-list>

and I'm setting this property for my LinearLayout which contains an EditText

<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/background_with_shadow">
<EditText>
.
.
</EditText>
<LinearLayout>

However it just drops the shadow around the bottom and bottom corners. How would I do it for all the four sides and corners?

I'm trying to achieve this: enter image description here

2条回答
叛逆
2楼-- · 2019-01-25 22:31
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android"
    android:shape="rectangle">

    <item>
        <shape>
            <!-- set the shadow color here -->
            <stroke
                android:width="2.5dp"
                android:color="@color/darker_gray" />

            <!-- setting the thickness of shadow (positive value will give shadow on that side) -->

            <!--Set shadow width as per your requirement -->
            <padding
                android:bottom="2dp"
                android:left="0.5dp"
                android:right="2dp"
                android:top="0.5dp" />

            <corners android:radius="2dp" />
        </shape>
    </item>

    <!--White Background -->
    <item>
        <shape>
            <solid android:color="#fff" />  
            <corners android:radius="2dp" />
        </shape>
    </item>
</layer-list>

Set this layout as your LinearLayout background.

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唯我独甜
3楼-- · 2019-01-25 22:36

There are some better ways to get shadow around your edit text without using layer-list :

#1

Wrap your EditText in a CardView like this :

<android.support.v7.widget.CardView
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    app:cardElevation="7dp"
    android:layout_margin="10dp"
    app:cardCornerRadius="0dp">

        <EditText
            android:id="@+id/msg_box"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_centerVertical="true"
            android:hint="Write a message"
            android:paddingLeft="5dp"
            android:paddingStart="5dp"
            android:textColorHint="#c7c7c7"
            android:textSize="15dp" />

</android.support.v7.widget.CardView>

OUTPUT :

Shadow using CardView

2

Use a 9 patch as the background of your EditText :

    <EditText
        android:id="@+id/msg_box"
        android:padding="20dp"
        android:background="@drawable/shadow"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_centerVertical="true"
        android:lines="5"
        android:gravity="top"
        android:hint="Enter your complaint..."
        android:textColorHint="#a7a7a7"
        android:textSize="15dp" />

OUTPUT

9patch shadow

Read more about 9patch here.

Here's a great online tool to generate 9 patch shadow.

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