MainActivity如下:

package cn.testgethandsetinfo; import android.os.Bundle; import android.text.TextUtils; import android.widget.TextView; import android.app.Activity; import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; /** * Demo描述: * 获得手机型号,系统版本,App版本号等信息 */ public class MainActivity extends Activity { private TextView mTextView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(yout.main); init(); } private void init(){ mTextView=(TextView) findViewById(R.id.textView); mTextView.setText(getHandSetInfo()); } private String getHandSetInfo(){ String handSetInfo= "手机型号:" + android.os.Build.MODEL + ",SDK版本:" + android.os.Build.VERSION.SDK + ",系统版本:" + android.os.Build.VERSION.RELEASE+ ",软件版本:"+getAppVersionName(MainActivity.this); return handSetInfo; } //获取当前版本号 private String getAppVersionName(Context context) { String versionName = ""; try { PackageManager packageManager = context.getPackageManager(); PackageInfo packageInfo = packageManager.getPackageInfo("cn.testgethandsetinfo", 0); versionName = packageInfo.versionName; if (TextUtils.isEmpty(versionName)) { return ""; } } catch (Exception e) { e.printStackTrace(); } return versionName; } }