软件管理功能-----卸载功能

app的下载链接：https://pan.baidu.com/s/15yZV8ueYd7SWa1k9fHPQ3Q 密码：2zpm

app jar包链接：https://pan.baidu.com/s/1lb5VVY6qRy1VAw7mthCkgA 密码：i177

　　　　　　　　　　　　软件管理功能

页面：展示系统和用户软件，并且每一项都可进行点击操作

1.卸载

2.启动

3.设置

　　　　　　　　　　主页面展示

AppBean对象类，里面包含apk的信息

package com.bw.antiVirusApp.bean;
import android.graphics.drawable.Drawable;
public class AppBean {
    private String appName;    //apk的名字
    private Drawable icon;     //apk的图标
    private long size;         //apk的大小
    private boolean isSd;      //是否存在sd卡上
    private boolean isSystem;  //判断是否使系统pak
    private String packName;   //apk的包名
    private String akPath;     //apk的安装路径
    
    public String getAkPath() {
        return akPath;
    }
    public void setAkPath(String akPath) {
        this.akPath = akPath;
    }
    public String getPackName() {
        return packName;
    }
    public void setPackName(String packName) {
        this.packName = packName;
    }
    public String getAppName() {
        return appName;
    }
    public void setAppName(String appName) {
        this.appName = appName;
    }
    public Drawable getIcon() {
        return icon;
    }
    public void setIcon(Drawable icon) {
        this.icon = icon;
    }
    public long getSize() {
        return size;
    }
    public void setSize(long size) {
        this.size = size;
    }
    public boolean isSd() {
        return isSd;
    }
    public void setSd(boolean isSd) {
        this.isSd = isSd;
    }
    public AppBean(String appName, Drawable icon, long size, boolean isSd) {
        super();
        this.appName = appName;
        this.icon = icon;
        this.size = size;
        this.isSd = isSd;
    }
    public AppBean() {
        super();
    }
    public boolean isSystem() {
        return isSystem;
    }
    public void setSystem(boolean isSystem) {
        this.isSystem = isSystem;
    }
    
    
}

 

获取手机上的所有的apk,并且返回装有apk信息的list集合

package com.bw.antiVirusApp.engine;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import com.bw.antiVirusApp.bean.AppBean;
import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.os.Environment;

public class AppManagerEngine {

    /* 
     * 获取SD卡的可用空间
     * */
    public static long getSDAvial(Context context){
        long sdAvial=0;
        //获取SD卡的目录
        File externalStorageDirectory = 
Environment.getExternalStorageDirectory();
                //剩余空间的字节数
        sdAvial=externalStorageDirectory.getFreeSpace();
        return sdAvial;
    }
    /*
     *获取手机的剩余空间 
     * */
    public static long getRomAvial(Context context){
        long romAvial=0;
        //获取手机的目录
        File dataDirectory = Environment.getDataDirectory();
        romAvial=dataDirectory.getFreeSpace();
        return romAvial;
    }
    
    /*
     * 获取手机中的所有软件
     * */
    public static List<AppBean> getALLApks(Context context){
        
        List<AppBean> list=new ArrayList<AppBean>();
        
        //获取包管理器
        PackageManager pm=context.getPackageManager();
        
        //1、获取所有安装的apk        
        List<ApplicationInfo> installedApplications = pm.getInstalledApplications(0);
        
        for (ApplicationInfo applicationInfo : installedApplications) {
            AppBean bean=new AppBean();
            //获取apk的名字，加空“”，转化成字符串，loadLabel：清单文件里面apk的名字是loadLabel命名的
            bean.setAppName(applicationInfo.loadLabel(pm)+"");
            //获取图标
            bean.setIcon(applicationInfo.loadIcon(pm));
            //获取文件夹路径的大小
            String sourceDir = applicationInfo.sourceDir;
            File file=new File(sourceDir);
            bean.setSize(file.length());

             //该程序拥有的所有属性
            int flags = applicationInfo.flags;
            //是否是系统自带apk
            if ((flags & applicationInfo.FLAG_SYSTEM)!=0) {
                //系统自带APP
                bean.setSystem(true);            
            }else {
                bean.setSystem(false);
            }    
            
            //是否在sd卡上
            if ((flags & applicationInfo.FLAG_EXTERNAL_STORAGE)!=0) {
                //系统自带APP
                bean.setSd(true);            
            }else {
                bean.setSd(false);
            }    
            //获取包名
            bean.setPackName(applicationInfo.packageName);
            bean.setAkPath(applicationInfo.sourceDir);
            list.add(bean);            
        }
        return list;
        
    }
    
}

 

主页面所需的方法

 1 public class AppmanagerActivity extends Activity 
 2 {
 3     @Override
 4     protected void onCreate(Bundle savedInstanceState) {
 5         super.onCreate(savedInstanceState);
 6         initView();//初始化控件
 7         initData();//初始化数据
 8         initEvent();//初始化事件
 9         initPopupWindow();//显示弹窗
10         initRemoveReceiver();//移除注册的广播
11     }
12 }

 

展示listView数据的适配器

 

 1 public class MyAdpater extends BaseAdapter {
 2 
 3         @Override
 4         public int getCount() {
 5             // TODO Auto-generated method stub
 6             //titl也算一项，系统软件和用户软件描述的两个TextView也算在listview的每一项里面
 7             return sysApps.size()+1+userApps.size()+1;
 8         }
 9 
10         @Override
11         public AppBean getItem(int position) {
12             // TODO Auto-generated method stub
13             AppBean bean=null;
14             if (position<=userApps.size()) {
15                 bean=userApps.get(position-1);
16             }else {
17                 bean=sysApps.get(position-userApps.size()-1-1);
18             }
19             return bean;
20         }
21 
22         @Override
23         public long getItemId(int position) {
24             // TODO Auto-generated method stub
25             return 0;
26         }
27 
28         @Override
29         public View getView(int position, View convertView, ViewGroup parent) {
30             // TODO Auto-generated method stub
31             if (position==0) 
32             {
33                 TextView tv_userTable=new TextView(getApplicationContext());
34                 tv_userTable.setText("用户软件："+userApps.size());
35                 tv_userTable.setTextColor(Color.WHITE);
36                 tv_userTable.setBackgroundColor(Color.GRAY);
37                 return tv_userTable;
38             }
39             else if (position==userApps.size()+1) 
40             {
41                 TextView tv_systemTable=new TextView(getApplicationContext());
42                 tv_systemTable.setText("系统软件："+sysApps.size());
43                 tv_systemTable.setTextColor(Color.WHITE);
44                 tv_systemTable.setBackgroundColor(Color.GRAY);
45                 return tv_systemTable;
46             }
47             else 
48             {
49                 ViewHolder holder=new ViewHolder();
50                 if (convertView!=null && convertView instanceof RelativeLayout) {
51                     holder=(ViewHolder) convertView.getTag();    
52                 }else {
53                     convertView=View.inflate(getApplicationContext(), R.layout.item_appmanager_listview_item, null);
54                     holder.iv_icon=(ImageView) convertView.findViewById(R.id.iv_appmanager_listview_item_icon);
55                     holder.tv_title=(TextView) convertView.findViewById(R.id.tv_appmanager_listview_item_title);
56                     holder.tv_location=(TextView) convertView.findViewById(R.id.tv_appmanager_listview_item_location);
57                     holder.tv_size=(TextView) convertView.findViewById(R.id.tv_appmanager_listview_item_size);
58                     convertView.setTag(holder);
59                 }
60                 AppBean bean=getItem(position);
61                 holder.iv_icon.setImageDrawable(bean.getIcon());
62                 if (bean.isSd()) {
63                     holder.tv_location.setText("sd存储");
64                 }else {
65                     holder.tv_location.setText("手机空间存储");
66                 }
67                 holder.tv_title.setText(bean.getAppName());
68                 holder.tv_size.setText(Formatter.formatFileSize(getApplicationContext(),bean.getSize()));
69             }
70             return convertView;
71         
72         }
73     }

　　　　//优化listview

74     public class ViewHolder {
75         ImageView iv_icon;
76         TextView tv_title;
77         TextView tv_location;
78         TextView tv_size;
79     }

 

页面显示主要是initView（）和initData()方法，需要查找控件和装在数据到 集合中，查找数据需要　

 1 private void initView() {
 2         // TODO Auto-generated method stub
 3         setContentView(R.layout.activity_appmanager);
 4         tv_romsize=(TextView) findViewById(R.id.tv_appmanager_romsize);
 5         tv_sdsize=(TextView) findViewById(R.id.tv_appmanager_sdsize);
 6         tv_listview_label=(TextView) findViewById(R.id.tv_listview_label);
 7         //显示数据的view
 8         lv_appdatas=(ListView)findViewById(R.id.lv_appmanager_appdatas);
 9         pb_loading=(ProgressBar)findViewById(R.id.pb_appmanager_loading);
10         sysApps=new ArrayList<AppBean>();
11         userApps=new ArrayList<AppBean>();
12         myAdpater=new MyAdpater();
13         lv_appdatas.setAdapter(myAdpater);
14         pm=getPackageManager();
15     }

　

 1 Handler handler=new Handler(){
 2         @Override
 3         public void handleMessage(Message msg) {
 4             // TODO Auto-generated method stub
 5             super.handleMessage(msg);
 6             switch (msg.what) {
 7             case Loading:
 8                 pb_loading.setVisibility(View.VISIBLE);
 9                 lv_appdatas.setVisibility(View.GONE);
10                 break;
11             case Finsh:
12                 pb_loading.setVisibility(View.GONE);
13                 lv_appdatas.setVisibility(View.VISIBLE);
14                 tv_listview_label.setText("用户软件："+userApps.size());
15                 tv_listview_label.setVisibility(View.VISIBLE);
16                 tv_romsize.setText("手机内存可用空间："+Formatter.formatFileSize(getApplicationContext(), romAvial));
17                 tv_sdsize.setText("SD卡可用空间："+Formatter.formatFileSize(getApplicationContext(), sdAvial));
18                 myAdpater.notifyDataSetChanged();
19                 break;
20         
21             }
22         }
23     };
24     
25 /*
26  * 加载数据写到线程里面
27  */
28 private void initData() {
29     // TODO Auto-generated method stub
30     new Thread(){
31         public void run() {
32             //1、开始加载数，发送消息让界面显示进度
33             
34             handler.obtainMessage(Loading).sendToTarget();
35             SystemClock.sleep(1000);
36             sysApps.clear();
37             userApps.clear();
38             //2、获取数据
39             List<AppBean> beans=AppManagerEngine.getALLApks(getApplicationContext());
40             for (AppBean appBean : beans) 
41             {
42                 if (appBean.isSystem()) {
43                     sysApps.add(appBean);
44                 }else {
45                     userApps.add(appBean);
46                 }
47                 romAvial = AppManagerEngine.getRomAvial(getApplicationContext());
48                 sdAvial = AppManagerEngine.getSDAvial(getApplicationContext());
49             }
50             //3、发送消息去显示数据
51             handler.obtainMessage(Finsh).sendToTarget();
52             super.run();    
53         };
54     }.start();
55 }

initEvent()主要处理是标识用户软件还是系统软件哪两个TextView的显示
private void initEvent() {
    // TODO Auto-generated method stub
    lv_appdatas.setOnItemClickListener(new OnItemClickListener() {
        @Override
                public void onItemClick(AdapterView<?> parent, View view,
                        int position, long id) {
                    // TODO Auto-generated method stub
                    if (position==0|| position==userApps.size()+1) 
                    {
                        return;
                    }
                    clickbean=(AppBean) lv_appdatas.getItemAtPosition(position);
                    int[] location=new int[2];
                    view.getLocationInWindow(location);//获取视图左上定点的坐标
                    showPopupWindows(view,location[0]+80,location[1]);
                }
    });

    lv_appdatas.setOnScrollListener(new OnScrollListener() {
        
        @Override
        public void onScrollStateChanged(AbsListView view, int scrollState) {
            // TODO Auto-generated method stub
            
        }
        
        /*
         * 触摸滑动，状态变化
         */
        @Override
        public void onScroll(AbsListView view, int firstVisibleItem,
                int visibleItemCount, int totalItemCount) {
            // TODO Auto-generated method stub
            //firstVisibleItem：第一项内容
            //visibleItemCount：当前页面有多少向
            //totalItemCount：一共有多少项数据。
            closePopupWindows();
            if(firstVisibleItem>=userApps.size()+1)
            {
                tv_listview_label.setText("系统软件："+sysApps.size());
            }
            else {
                tv_listview_label.setText("用户软件"+userApps.size());
            }
        }
    });
}

以上的代码足以显示所有软件，显示图如下：

 

 

 

　　　　　　　　　　卸载功能

1.首先要引入一个jar包：RootTools.jar。

 

posted @ 2018-06-11 16:28  安琪儿。流苏  阅读(281)  评论(0)    收藏  举报