我正在开发一个应用程序,我想在其中获取所有非系统应用程序的列表。这是我的代码部分:
TextView tv = new TextView(this);
this.setContentView(tv);
ActivityManager actvityManager = (ActivityManager)
this.getSystemService( ACTIVITY_SERVICE );
PackageManager pm = this.getPackageManager();
List<PackageInfo> list =pm.getInstalledPackages(0);
for(int i=0;i<list.size();i++)
{
System.out.println("list"+i+" "+list.get(i));
}
for(PackageInfo pi : list)
{
try
{
ApplicationInfo ai=pm.getApplicationInfo(pi.packageName, 0);
if (ai.sourceDir.startsWith("/data/app/"))
{
tv.setText(ai.className);// non system apps
}
else
{
System.out.println("system apps");// system apps
}
}
catch(Exception e)
{
e.printStackTrace();
}
}
但它显示,所有应用程序都是系统应用程序