获取android中正在运行应用程序的列表

获取android中正在运行应用程序的列表

ActivityMain.java

[java]
view plaincopyprint?

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

[java]
view plaincopyprint?

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

[java]
view plaincopyprint?

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

 

[java]
view plaincopyprint?

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

[xhtml]
view plaincopyprint?

<?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：