Android通过包名启动应用程序
RT,贴代码:
1 public void startAppSafe(String pkgName){ 2 PackageManager pm = getPackageManager(); 3 Intent in = new Intent(Intent.ACTION_MAIN); 4 in.addCategory(Intent.CATEGORY_LAUNCHER); 5 in.setPackage(pkgName); 6 List<ResolveInfo> ri = pm.queryIntentActivities(in, 0); 7 if (ri != null && ri.size() > 0) { 8 Intent i = new Intent(); 9 i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK); 10 i.setClassName(pkgName, ri.get(0).activityInfo.name); 11 try { 12 startActivity(i); 13 } catch (Exception e) { 14 Toast.makeText(this, 15 res.getString(R.string.activity_not_found), 16 Toast.LENGTH_SHORT).show(); 17 } 18 } else { 19 Toast.makeText(this, res.getString(R.string.activity_not_found), 20 Toast.LENGTH_SHORT).show(); 21 } 22 }
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