获取android中正在运行应用程序的列表

转自：http://blog.csdn.net/ghd2000/article/details/6128500

 

ActivityMain.java

public class ActivityMain extends ListActivity {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);

       List<Programe> list = getRunningProcess();
       ListAdapter adapter = new ListAdapter(list,this);
       getListView().setAdapter(adapter);
    }

    //正在运行的
    public List<Programe> getRunningProcess(){
        PackagesInfo pi = new PackagesInfo(this);

        ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE);
        //获取正在运行的应用
        List<RunningAppProcessInfo> run = am.getRunningAppProcesses();
        //获取包管理器，在这里主要通过包名获取程序的图标和程序名
        PackageManager pm =this.getPackageManager();
        List<Programe> list = new ArrayList<Programe>();

        for(RunningAppProcessInfo ra : run){
            //这里主要是过滤系统的应用和电话应用，当然你也可以把它注释掉。
            if(ra.processName.equals("system") || ra.processName.equals("com.android.phone")){
                continue;
            }

            Programe  pr = new Programe();
            pr.setIcon(pi.getInfo(ra.processName).loadIcon(pm));
            pr.setName(pi.getInfo(ra.processName).loadLabel(pm).toString());
            System.out.println(pi.getInfo(ra.processName).loadLabel(pm).toString());
            list.add(pr);
        }
        return list;
    }

}

public class ActivityMain extends ListActivity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); List<Programe> list = getRunningProcess(); ListAdapter adapter = new ListAdapter(list,this); getListView().setAdapter(adapter); } //正在运行的 public List<Programe> getRunningProcess(){ PackagesInfo pi = new PackagesInfo(this); ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE); //获取正在运行的应用 List<RunningAppProcessInfo> run = am.getRunningAppProcesses(); //获取包管理器，在这里主要通过包名获取程序的图标和程序名 PackageManager pm =this.getPackageManager(); List<Programe> list = new ArrayList<Programe>(); for(RunningAppProcessInfo ra : run){ //这里主要是过滤系统的应用和电话应用，当然你也可以把它注释掉。 if(ra.processName.equals("system") || ra.processName.equals("com.android.phone")){ continue; } Programe pr = new Programe(); pr.setIcon(pi.getInfo(ra.processName).loadIcon(pm)); pr.setName(pi.getInfo(ra.processName).loadLabel(pm).toString()); System.out.println(pi.getInfo(ra.processName).loadLabel(pm).toString()); list.add(pr); } return list; } }

ListAdapter.java

public class ListAdapter extends BaseAdapter {
    List<Programe> list = new ArrayList<Programe>();
    LayoutInflater la;
    Context context;

    public ListAdapter(List<Programe> list ,Context context){
        this.list = list;
        this.context = context;
    }

    @Override
    public int getCount() {
        // TODO Auto-generated method stub
        return list.size();
    }
    @Override
    public Object getItem(int position) {
        // TODO Auto-generated method stub
        return list.get(position);
    }
    @Override
    public long getItemId(int position) {
        // TODO Auto-generated method stub
        return position;
    }
    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        ViewHolder holder;
        if(convertView == null)
        {
            la = LayoutInflater.from(context);
            convertView=la.inflate(R.layout.list_item,  null);

            holder = new ViewHolder();
            holder.imgage=(ImageView) convertView.findViewById(R.id.image);
            holder.text = (TextView) convertView.findViewById(R.id.text);

            convertView.setTag(holder);
        }else{
            holder = (ViewHolder) convertView.getTag();
        }
         final Programe pr = (Programe)list.get(position);
        //设置图标
        holder.imgage.setImageDrawable(pr.getIcon());
        //设置程序名
        holder.text.setText(pr.getName());

        return convertView;
    }
}
class ViewHolder{
     TextView text;
    ImageView imgage;
}

public class ListAdapter extends BaseAdapter { List<Programe> list = new ArrayList<Programe>(); LayoutInflater la; Context context; public ListAdapter(List<Programe> list ,Context context){ this.list = list; this.context = context; } @Override public int getCount() { // TODO Auto-generated method stub return list.size(); } @Override public Object getItem(int position) { // TODO Auto-generated method stub return list.get(position); } @Override public long getItemId(int position) { // TODO Auto-generated method stub return position; } @Override public View getView(int position, View convertView, ViewGroup parent) { ViewHolder holder; if(convertView == null) { la = LayoutInflater.from(context); convertView=la.inflate(R.layout.list_item, null); holder = new ViewHolder(); holder.imgage=(ImageView) convertView.findViewById(R.id.image); holder.text = (TextView) convertView.findViewById(R.id.text); convertView.setTag(holder); }else{ holder = (ViewHolder) convertView.getTag(); } final Programe pr = (Programe)list.get(position); //设置图标 holder.imgage.setImageDrawable(pr.getIcon()); //设置程序名 holder.text.setText(pr.getName()); return convertView; } } class ViewHolder{ TextView text; ImageView imgage; }

PackagesInfo.java

public class PackagesInfo {
    private List<ApplicationInfo> appList;

    public PackagesInfo(Context context){
        //通包管理器，检索所有的应用程序（甚至卸载的）与数据目录
        PackageManager pm = context.getApplicationContext().getPackageManager();
        appList = pm.getInstalledApplications(PackageManager.GET_UNINSTALLED_PACKAGES);
    }



    /**
     * 通过一个程序名返回该程序的一个Application对象。
     * @param name  程序名
     * @return  ApplicationInfo
     */

    public ApplicationInfo getInfo(String name){
        if(name ==  null){
            return null;
        }
        for(ApplicationInfo appinfo : appList){
            if(name.equals(appinfo.processName)){
                return appinfo;
            }
        }
        return null;
    }

}

public class PackagesInfo { private List<ApplicationInfo> appList; public PackagesInfo(Context context){ //通包管理器，检索所有的应用程序（甚至卸载的）与数据目录 PackageManager pm = context.getApplicationContext().getPackageManager(); appList = pm.getInstalledApplications(PackageManager.GET_UNINSTALLED_PACKAGES); } /** * 通过一个程序名返回该程序的一个Application对象。 * @param name 程序名 * @return ApplicationInfo */ public ApplicationInfo getInfo(String name){ if(name == null){ return null; } for(ApplicationInfo appinfo : appList){ if(name.equals(appinfo.processName)){ return appinfo; } } return null; } }

Programe.java

public class Programe {
    //图标
    private Drawable icon;
    //程序名
    private String name;

    public Drawable getIcon() {
        return icon;
    }
    public void setIcon(Drawable icon) {
        this.icon = icon;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }

}

public class Programe { //图标 private Drawable icon; //程序名 private String name; public Drawable getIcon() { return icon; } public void setIcon(Drawable icon) { this.icon = icon; } public String getName() { return name; } public void setName(String name) { this.name = name; } }

list_item.xml

<?xml version="1.0" encoding="UTF-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="horizontal"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
   >
    <ImageView
        android:id="@+id/image"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginRight="10dip"
    />
  <TextView
    android:id="@+id/text"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
  />

   </LinearLayout>

<?xml version="1.0" encoding="UTF-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="horizontal" android:layout_width="wrap_content" android:layout_height="wrap_content" > <ImageView android:id="@+id/image" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginRight="10dip" /> <TextView android:id="@+id/text" android:layout_width="wrap_content" android:layout_height="wrap_content" /> </LinearLayout>

效果如图：