新手持

app/build.gradle

@@ -34,15 +34,19 @@ dependencies {
     implementation 'androidx.appcompat:appcompat:1.0.2'
     implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
+    implementation files('libs\\App_Demo_API.jar')
+    implementation files('libs\\DeviceAPIver20150204.jar')
+//    implementation files('libs\\jxl.jar')
+    implementation files('libs\\logutil-1.5.1.1.jar')
+    implementation files('libs\\reader(1).jar')
+    implementation files('libs\\UHF67_v3.6.jar')
+    implementation files('libs\\ModuleAPI_J.jar')
+
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'androidx.test.ext:junit:1.1.0'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1'
     implementation 'com.jakewharton:butterknife:10.2.0'
     annotationProcessor 'com.jakewharton:butterknife-compiler:10.2.0'
-//    implementation files('libs\\uhf_r_v1.0.jar')
-    implementation files('libs\\uhfr_v1.8.jar')
-    implementation files('libs\\ModuleAPI_J.jar')
-    implementation files('libs\\jxl.jar')
     implementation 'org.litepal.guolindev:core:3.2.3'
     implementation 'com.google.android.material:material:1.2.1'
 }

app/src/main/java/com/example/hightschool/BaseActivity.java

@@ -1,16 +1,13 @@
 package com.example.hightschool;
 
-import androidx.appcompat.app.AppCompatActivity;
-
-import android.app.ProgressDialog;
 import android.media.MediaPlayer;
 import android.os.Bundle;
-import android.view.Window;
+
+import androidx.appcompat.app.AppCompatActivity;
 
 import com.handheld.uhfr.UHFRManager;
 
 import java.util.Arrays;
-import java.util.Collections;
 import java.util.List;
 
 import cn.pda.serialport.Tools;
@@ -60,14 +57,7 @@ public class BaseActivity extends AppCompatActivity {
     }
 
 
-    @Override
+
-    protected void onDestroy() {
-        super.onDestroy();
-//        if (uhfrManager!=null){
-//            uhfrManager.close();
-//            uhfrManager=null;
-//        }
-    }
 
 
 

app/src/main/java/com/example/hightschool/MainActivity.java

@@ -6,16 +6,22 @@ import android.view.View;
 
 import androidx.appcompat.app.AppCompatActivity;
 
+import com.handheld.uhfr.UHFRManager;
+
 import butterknife.ButterKnife;
 import butterknife.OnClick;
 
 public class MainActivity extends AppCompatActivity {
+    private UHFRManager instance;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
         ButterKnife.bind(this);
+
+        instance = UHFRManager.getInstance();
+        MyApp.setUhfrManager(instance);
     }
 
     @OnClick({R.id.radioButton1, R.id.radioButton2, R.id.radioButton3})
@@ -37,4 +43,13 @@ public class MainActivity extends AppCompatActivity {
         if (intent != null)
             this.startActivity(intent);
     }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        if (instance != null) {
+            instance.close();
+            instance = null;
+        }
+    }
 }

app/src/main/java/com/example/hightschool/MyApp.java

@@ -20,13 +20,16 @@ public class MyApp extends Application {
         return uhfrManager;
     }
 
+    public static void setUhfrManager(UHFRManager uhfrManager) {
+        MyApp.uhfrManager = uhfrManager;
+    }
+
     @Override
     public void onCreate() {
         super.onCreate();
-
         LitePal.initialize(this);
-        uhfrManager = UHFRManager.getInstance();
+        // uhfrManager = UHFRManager.getInstance();
-        uhfrManager.setPower(30, 30);
+        // uhfrManager.setPower(30, 30);
         SharedPreferencesUtils.init(getApplicationContext(), "myapp");
     }
 

app/src/main/java/com/example/hightschool/ReedActivity.java

@@ -62,9 +62,6 @@ public class ReedActivity extends BaseActivity {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_reed);
         ButterKnife.bind(this);
-//
-//        int[] i=uhfrManager.getPower();
-//        Log.e("TAG", "onCreate:" + i[0]+"\n"+i[1]);
     }
 
     @Override
@@ -81,9 +78,9 @@ public class ReedActivity extends BaseActivity {
 
     private void reedepc() {
         byte[] readBytes = new byte[14];
-        if (uhfrManager == null) {
+        // if (uhfrManager == null) {
-            uhfrManager = MyApp.getUhfrManager();
+        //     uhfrManager = MyApp.getUhfrManager();
-        }
+        // }
         Reader.READER_ERR reader_err = uhfrManager.getTagData(1, 2, 7, readBytes, accessBytes, (short) 1000);
         Log.e("TAG", "san_epc:" + reader_err);
         if (reader_err.toString().equals("MT_OK_ERR")) {

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

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:orientation="vertical"
-    android:layout_width="450dp"
+    android:layout_width="400dp"
     android:layout_height="246dp"
     android:background="@drawable/dialog_bg">
 

app/src/main/res/layout/dialog_layout1.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:orientation="vertical"
-    android:layout_width="450dp"
+    android:layout_width="400dp"
     android:layout_height="246dp"
     android:background="@drawable/dialog_bg">