复制代码 代码如下:

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(R.layout.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;
}
}

复制代码 代码如下:

<RelativeLayout
xmlns:android=\"http://schemas.android.com/apk/res/android\"
xmlns:tools=\"http://schemas.android.com/tools\"
android:layout_width=\"match_parent\"
android:layout_height=\"match_parent\"
>
<TextView
android:id=\"@+id/textView\"
android:layout_width=\"wrap_content\"
android:layout_height=\"wrap_content\"
android:text=\"@string/hello_world\"
android:layout_centerInParent=\"true\"
/>
</RelativeLayout>