圆角边

app/src/main/res/drawable/shape_bg.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <solid android:color="@color/transp" />
+
+    <stroke
+        android:width="@dimen/dp_1"
+        android:color="@color/grey888888" />
+    <corners
+        android:bottomLeftRadius="@dimen/dp_2"
+        android:bottomRightRadius="@dimen/dp_2"
+        android:topLeftRadius="@dimen/dp_2"
+        android:topRightRadius="@dimen/dp_2" />
+    <size
+        android:width="@dimen/dp_20"
+        android:height="@dimen/dp_20" />
+</shape>

app/src/main/res/drawable/shape_red.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval">
+
+    <solid android:color="@color/redd92828" />
+
+    <size
+        android:width="2dp"
+        android:height="2dp" />
+</shape>

app/src/main/res/layout/item_index.xml

@@ -8,7 +8,10 @@
     <ImageView
         android:id="@+id/item_index_pic"
         android:layout_width="60dp"
-        android:layout_height="60dp" />
+        android:layout_height="60dp"
+        android:background="@drawable/shape_bg"
+        android:padding="@dimen/dp_2"
+        android:scaleType="fitXY" />
 
     <LinearLayout
         android:layout_width="wrap_content"

app/src/main/res/values/colors.xml

@@ -26,6 +26,7 @@
     <color name="greycacaca">#cacaca</color>
     <color name="black303030">#303030</color>
     <color name="redd92828">#d92828</color>
+    <color name="transp">#00000000</color>
 
 
 </resources>