v0.0.1

app/src/main/AndroidManifest.xml

@@ -2,27 +2,35 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.wearunderpants">
 
+    <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
+        <activity android:name=".ListPackageActivity"
+            android:label="选择代理应用"></activity>
+
         <service
             android:name=".MyVpnService"
             android:enabled="true"
             android:exported="true"
-            android:permission="android.permission.BIND_VPN_SERVICE"></service>
+            android:permission="android.permission.BIND_VPN_SERVICE" />
 
-        <activity android:name=".MainActivity">
+        <activity
+            android:name=".MainActivity"
+            android:launchMode="singleInstance">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
     </application>
-    <uses-permission android:name="android.permission.INTERNET"/>
-    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+
 </manifest>

app/src/main/java/com/example/wearunderpants/ListPackageActivity.java

@@ -0,0 +1,276 @@
+package com.example.wearunderpants;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageInfo;
+import android.graphics.drawable.Drawable;
+import android.os.Bundle;
+import android.text.Editable;
+import android.text.TextWatcher;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.BaseAdapter;
+import android.widget.Button;
+import android.widget.CheckBox;
+import android.widget.EditText;
+import android.widget.ImageView;
+import android.widget.ListView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import java.io.Serializable;
+import java.util.ArrayList;
+import java.util.List;
+
+public class ListPackageActivity extends AppCompatActivity {
+
+    private ListView listView;
+    private EditText searchEt;
+    MyBaseAdapter myBaseAdapter;
+    List<AppInfo> mData = new ArrayList<AppInfo>();
+    List<AppInfo> mDataBack = new ArrayList<>();
+    private final String PKGLIST_TAG = "packageList";
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_list_package2);
+        mData = new ArrayList<AppInfo>();
+        //创建一个线程
+        new Thread(new Runnable() {
+
+            @Override
+            public void run() {
+                try {
+                    initPackList();
+                }  catch  (Exception e) {
+                    e.printStackTrace();
+                }
+                runOnUiThread(new Runnable() {
+                    @Override
+                    public void run() {
+                        myBaseAdapter  = new MyBaseAdapter(getApplication(), mData);
+                        listView.setAdapter(myBaseAdapter);
+                        myBaseAdapter.notifyDataSetChanged();
+                        Toast.makeText(getApplication(), "加载完成" , Toast.LENGTH_SHORT).show();
+                    }
+                });
+
+            }
+        }).start();
+
+        initView();
+    }
+
+    class AppInfo implements Serializable {
+        String appName;
+        String packageName;
+        Drawable icon;
+        boolean isSelect;
+
+        public void setAppName(String appName) {
+            this.appName = appName;
+        }
+
+        public void setPackageName(String packageName) {
+            this.packageName = packageName;
+        }
+
+        public void setIcon(Drawable icon) {
+            this.icon = icon;
+        }
+
+        public void setSelect(boolean select) {
+            isSelect = select;
+        }
+    }
+
+    private void initPackList() {
+
+        SharedPreferences preferences = getSharedPreferences("serverInfo",
+                Activity.MODE_PRIVATE);
+        List<String> selectList = new ArrayList<>();
+        Log.d("当前包", preferences.getString("packageList", ""));
+        if (!preferences.getString("packageList", "").equals("")) {
+            try {
+                JSONArray jObject1 = new JSONArray(preferences.getString("packageList", ""));
+                for (int i = 0; i<jObject1.length(); i++) {
+                    selectList.add(jObject1.getString(i));
+                }
+            } catch (Exception e) {
+                Log.e("json parse error2", "json parse error2");
+            }
+        }
+        final List<PackageInfo> packages = getPackageManager().getInstalledPackages(0);
+        for (PackageInfo packageInfo : packages) {
+            if ((packageInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0) { //非系统应用
+                // AppInfo 自定义类，包含应用信息
+                AppInfo appInfo = new AppInfo();
+                appInfo.setAppName(packageInfo.applicationInfo.loadLabel(getPackageManager()).toString());//获取应用名称
+                appInfo.setPackageName(packageInfo.packageName); //获取应用包名，可用于卸载和启动应用
+                appInfo.setIcon(packageInfo.applicationInfo.loadIcon(getPackageManager()));//获取应用图标
+                appInfo.setSelect(false);
+                if (selectList.contains(packageInfo.packageName)) {
+                    appInfo.setSelect(true);
+                }
+                mData.add(appInfo);
+                mDataBack.add(appInfo);
+            } else { // 系统应用
+
+            }
+        }
+    }
+
+    private void search(String keyword) {
+//        Toast.makeText(this, keyword, Toast.LENGTH_LONG).show();
+        mData.clear();
+        for (AppInfo info: mDataBack) {
+//            Log.d("package", info.appName);
+            if (info.appName.contains(keyword) || info.packageName.contains(keyword)) {
+                mData.add(info);
+            }
+        }
+        myBaseAdapter.notifyDataSetChanged();
+    }
+
+    private void initView() {
+        listView = findViewById(R.id.ListView);
+        searchEt = findViewById(R.id.searchEt);
+        searchEt.addTextChangedListener(new TextWatcher() {
+            @Override
+            public void beforeTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+
+            }
+
+            @Override
+            public void onTextChanged(CharSequence charSequence, int i, int i1, int i2) {
+                search(charSequence.toString());
+            }
+
+            @Override
+            public void afterTextChanged(Editable editable) {
+
+            }
+        });
+        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
+                Toast.makeText(getApplication(), mData.get(i).appName, Toast.LENGTH_LONG).show();
+                System.out.println("modify app data"+mData.get(i).appName);
+                AppInfo app = mData.get(i);
+                if (app.isSelect) {
+                    app.setSelect(false);
+                    mData.get(i).setSelect(false);
+                } else {
+                    app.setSelect(true);
+                    mData.get(i).setSelect(true);
+                }
+                myBaseAdapter.notifyDataSetChanged();
+                savePkgList();
+            }
+        });
+
+    }
+
+    public class MyBaseAdapter extends BaseAdapter {
+        private LayoutInflater layoutInflater;//得到一个LayoutInfalter对象用来导入布局
+        private List<AppInfo> list = new ArrayList<>();//得到一个List<App>集合用来导入数据
+
+        //构造函数
+        public MyBaseAdapter(Context context, List<AppInfo> list) {
+            this.layoutInflater =LayoutInflater.from(context);
+            this.list = list;
+        }
+
+        @Override
+        //return 多少就有个多少个item列表
+        public int getCount() {//返回ListView Item条目的总数
+            return list.size();
+        }
+
+        @Override
+        public Object getItem(int position) {//返回ListView Item条目代表的对象
+            return list.get(position);
+        }
+
+        @Override
+        public long getItemId(int position) {//返回ListView Item的id
+            return position;
+        }
+
+        @Override
+        public View getView(final int position, View convertView, ViewGroup parent) {
+            ViewHolder holder = null;
+            if (convertView == null) {
+                //绑定Item布局
+                convertView = layoutInflater.inflate(R.layout.list_item, null, false);
+                //自定义内部类，对象holder用来存储文字和图片控件
+                holder = new ViewHolder();
+                final CheckBox ckbItem = (CheckBox) convertView.findViewById(R.id.select_ckb);
+                ckbItem.setEnabled(false);
+                holder.mTextView = (TextView) convertView.findViewById(R.id.item_tv);
+                holder.imageView = (ImageView) convertView.findViewById(R.id.item_image);
+                holder.mCheckBox = ckbItem;
+
+//                ckbItem.setOnClickListener(new View.OnClickListener() {
+//                    @Override
+//                    public void onClick(View view) {
+//
+//                    }
+//                });
+                //将holder放入当前视图中
+                convertView.setTag(holder);
+            } else {
+                //复用holder
+                holder = (ViewHolder) convertView.getTag();
+            }
+            //取出app对象
+            AppInfo app=list.get(position);//此处%7就可以无限轮播
+            holder.mTextView.setText(app.appName);
+            holder.imageView.setImageDrawable(app.icon);
+            holder.mCheckBox.setChecked(app.isSelect);
+            return convertView;
+        }
+        //内部类
+        class ViewHolder {
+            CheckBox mCheckBox;
+            TextView mTextView;
+            ImageView imageView;
+        }
+    }
+
+    private void savePkgList() {
+        List<String> data = new ArrayList<>();
+        for (AppInfo info: mData) {
+            if (info.isSelect) {
+                data.add(info.packageName);
+            }
+        }
+        JSONArray jsonArray = new JSONArray(data);
+        SharedPreferences preferences = getSharedPreferences("serverInfo",
+                Activity.MODE_PRIVATE);
+        SharedPreferences.Editor editor = preferences.edit();//获取编辑器
+        editor.putString(PKGLIST_TAG, jsonArray.toString());
+        editor.apply();
+        Toast.makeText(getApplicationContext(), "save!", Toast.LENGTH_LONG).show();
+    }
+
+    private boolean checkIsFirstInstall() {
+        try {
+            PackageInfo info = getPackageManager().getPackageInfo(getApplication().getPackageName(), 0);
+            return info.firstInstallTime == info.lastUpdateTime;
+        } catch (Exception e) {
+            return true;
+        }
+    }
+}