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src/Logistics/.idea/misc.xml

@@ -18,6 +18,9 @@
         <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/activity_sign_up.xml" value="0.10235507246376811" />
         <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/buttom.xml" value="0.10235507246376811" />
         <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/fragment_my.xml" value="0.10235507246376811" />
+        <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/my_fragment1.xml" value="0.18489583333333334" />
+        <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/my_fragment2.xml" value="0.18489583333333334" />
+        <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/my_fragment3.xml" value="0.18489583333333334" />
         <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/tab1.xml" value="0.10235507246376811" />
         <entry key="..\:/shijianer/xcr_se/src/Logistics/app/src/main/res/layout/top.xml" value="0.3717105263157895" />
       </map>

src/Logistics/app/src/main/java/com/example/logistics/ui/MyFragment1.java

@@ -7,7 +7,6 @@ import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
-import android.widget.ImageView;
 import android.widget.TextView;
 
 import androidx.annotation.Nullable;
@@ -29,7 +28,7 @@ public class MyFragment1 extends Fragment implements View.OnClickListener{
 
     @Override
     public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-        View view = inflater.inflate(R.layout.fragment_my,container,false);
+        View view = inflater.inflate(R.layout.my_fragment1,container,false);
         btn_one = (Button)view.findViewById(R.id.btn_one);
         btn_two = (Button)view.findViewById(R.id.btn_two);
         btn_three = (Button)view.findViewById(R.id.btn_three);

src/Logistics/app/src/main/res/layout/my_fragment2.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="frag2"/>
+</LinearLayout>

src/Logistics/app/src/main/res/layout/my_fragment3.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:text="frag2"/>
+</LinearLayout>