Android(安卓)EditText password example

strings.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>

<string name="hello">Hello World, PasswordDemoActivity!</string>
<string name="app_name">PasswordDemo</string>
<string name="lblPassword">Enter Your Password :</string>
<string name="btn_submit">Submit</string>
</resources>

main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >

<TextView
android:id="@+id/lblPassword"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/lblPassword"
android:textAppearance="?android:attr/textAppearanceLarge" />

<EditText
android:id="@+id/txtPassword"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:inputType="textPassword" >

<requestFocus />
</EditText>

<Button
android:id="@+id/btnSubmit"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/btn_submit" />

</LinearLayout>

Java 文件

package com.cjp.passworddemo;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class PasswordDemoActivity extends Activity {
private EditText password;
private Button btnSubmit;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);

addListenerOnButton();

}

public void addListenerOnButton() {

password = (EditText) findViewById(R.id.txtPassword);
btnSubmit = (Button) findViewById(R.id.btnSubmit);

btnSubmit.setOnClickListener(new OnClickListener() {

@Override
public void onClick(View v) {

Toast.makeText(PasswordDemoActivity.this, password.getText(),
Toast.LENGTH_SHORT).show();

}

});

}
}

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