源代码备份

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

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layout xmlns:android="http://schemas.android.com/apk/res/android">
+
+  <LinearLayout
+      android:layout_width="match_parent"
+      android:layout_height="match_parent"
+      android:orientation="vertical">
+
+    <include layout="@layout/layout_bar"/>
+
+    <Button
+        android:id="@+id/insert"
+        android:onClick="onClick"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="插入"/>
+
+    <Button
+        android:id="@+id/search"
+        android:onClick="onClick"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="查询"/>
+
+    <Button
+        android:id="@+id/search_all"
+        android:onClick="onClick"
+        android:text="查询全部"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"/>
+
+  </LinearLayout>
+</layout>