MainActivity如下:

复制代码 代码如下:

package cn.testapplicationname;

import android.os.Bundle;

import android.widget.TextView;

import android.app.Activity;

import android.content.pm.ApplicationInfo;

import android.content.pm.PackageManager;

/**

* Demo描述:

* 获取应用程序名称(ApplicationName)

*/

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);

String applicationName = getApplicationName();

mTextView.setText("该应用名字:"+applicationName);

}

public String getApplicationName() {

PackageManager packageManager = null;

ApplicationInfo applicationInfo = null;

try {

packageManager = getApplicationContext().getPackageManager();

applicationInfo = packageManager.getApplicationInfo(getPackageName(), 0);

} catch (PackageManager.NameNotFoundException e) {

applicationInfo = null;

}

String applicationName =

(String) packageManager.getApplicationLabel(applicationInfo);

return applicationName;

}

}

main.xml如下:

复制代码 代码如下:

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"

>

android:id="@+id/textView"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:text="@string/hello_world"

android:layout_centerInParent="true"

/>