Android中获取正在运行的应用程序_免费下载.doc

Android中获取正在运行的应用程序ActivityMain.java1.public class ActivityMain extends ListActivity 2. Override 3. public void onCreate(Bundle savedInstanceState) 4. super.onCreate(savedInstanceState); 5. requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); 6. 7. List list = getRunningProcess(); 8. ListAdapter adapter = new ListAdapter(list,this); 9. getListView().setAdapter(adapter); 10. 11. 12. /正在运行的 13. public List getRunningProcess() 14. PackagesInfo pi = new PackagesInfo(this); 15. 16. ActivityManager am = (ActivityManager) getSystemService(ACTIVITY_SERVICE); 17. /获取正在运行的应用 18. List run = am.getRunningAppProcesses(); 19. /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 20. PackageManager pm =this.getPackageManager(); 21. List list = new ArrayList(); 22. 23. for(RunningAppProcessInfo ra : run) 24. /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。 25. if(cessName.equals(system) | cessName.equals(com.Android.phone) 26. continue; 27. 28. 29. Programe pr = new Programe(); 30. pr.setIcon(pi.getInfo(cessName).loadIcon(pm); 31. pr.setName(pi.getInfo(cessName).loadLabel(pm).toString(); 32. System.out.println(pi.getInfo(cessName).loadLabel(pm).toString(); 33. list.add(pr); 34. 35. return list; 36. 37. 38. ListAdapter.java1.public class ListAdapter extends BaseAdapter 2. List list = new ArrayList(); 3. LayoutInflater la; 4. Context context; 5. 6. public ListAdapter(List list ,Context context) 7. this.list = list; 8. this.context = context; 9. 10. 11. Override 12. public int getCount() 13. / TODO Auto-generated method stub 14. return list.size(); 15. 16. Override 17. public Object getItem(int position) 18. / TODO Auto-generated method stub 19. return list.get(position); 20. 21. Override 22. public long getItemId(int position) 23. / TODO Auto-generated method stub 24. return position; 25. 26. Override 27. public View getView(int position, View convertView, ViewGroup parent) 28. ViewHolder holder; 29. if(convertView = null) 30. 31. la = LayoutInflater.from(context); 32. convertView=la.inflate(R.layout.list_item, null); 33. 34. holder = new ViewHolder(); 35. holder.imgage=(ImageView) convertView.findViewById(R.id.image); 36. holder.text = (TextView) convertView.findViewById(R.id.text); 37. 38. convertView.setTag(holder); 39. else 40. holder = (ViewHolder) convertView.getTag(); 41. 42. final Programe pr = (Programe)list.get(position); 43. /设置图标 44. holder.imgage.setImageDrawable(pr.getIcon(); 45. /设置程序名 46. holder.text.setText(pr.getName(); 47. 48. return convertView; 49. 50. 51.class ViewHolder 52. TextView text; 53. ImageView imgage; 54. PackagesInfo.java1.public class PackagesInfo 2. private List appList; 3. 4. public PackagesInfo(Context context) 5. /通包管理器，检索所有的应用程序（甚至卸载的）与数据目录 6. PackageManager pm = context.getApplicationContext().getPackageManager(); 7. appList = pm.getInstalledApplications(PackageManager.GET_UNINSTALLED_PACKAGES); 8. 9. 10. 11. 12. 17. 18. public ApplicationInfo getInfo(String name) 19. if(name = null) 20. return null; 21. 22. for(ApplicationInfo appinfo : appList) 23. if(name.equals(cessName) 24. return appinfo; 25. 26. 27. return null; 28. 29. 30. Programe.java1.public class Programe 2. /图标 3. private Drawable icon; 4. /程序名 5. private String name; 6. 7. public Drawable getIcon() 8. return icon; 9. 10. public void setIcon(Drawable icon) 11. th