第八次作业

package com.example.qq;





import android.app.Activity;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

public class MainActivity extends Activity {
     
    private TextView mTextview;
    EditText admin;
    EditText password;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
         Button  Login =(Button) findViewById(R.id.login);
         mTextview = (TextView) findViewById(R.id.textview);
         admin = (EditText) findViewById(R.id.admin);
         password = (EditText) findViewById(R.id.password);
         getsp(admin, password);
         Login.setOnClickListener(new View.OnClickListener() {
                TextView textView;
                @Override
                public void onClick(View view) {
                    
                     String admin1=admin.getText().toString().trim();
                     String password1=password.getText().toString().trim();
                    
                    setsp(admin1, password1);
                    
                }
            
                private void setsp(String admin1, String password1) {
                    SharedPreferences sp = getSharedPreferences("qq", MODE_PRIVATE);
                    Editor edit = sp.edit();
                    edit.putString("admin", admin1);
                    edit.putString("password", password1);
                    edit.commit();
                }
                
                    
                    
                
            });
    }
    private void getsp(EditText admin, EditText password) {
        SharedPreferences sp = getSharedPreferences("qq", MODE_PRIVATE);
         admin.setText(sp.getString("admin", ""));
         password.setText(sp.getString("password", ""));
    }

    
}

<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"
    android:background="#e7e7e7"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.example.qq.MainActivity" >

   <LinearLayout 
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical">
            <LinearLayout 
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:orientation="vertical">
                <LinearLayout 
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
                 android:layout_weight="1"
                 android:background="#e7e7e7">

                    <ImageView
                        android:layout_width="match_parent"
                        android:layout_height="match_parent"
                        android:src="@drawable/txx" 
                        android:layout_marginBottom="50dp"/>
 
                 </LinearLayout>  
                      <LinearLayout 
                       android:layout_width="match_parent"
                       android:layout_height="match_parent"
                        android:layout_weight="1"
                        android:orientation="vertical">
                       <LinearLayout 
                        android:layout_width="match_parent"
                        android:layout_height="match_parent"
                        android:layout_weight="1"
                        android:background="#ffffff"
                        android:orientation="horizontal">
                    <TextView 
                     
                        android:layout_width="0dp"
                        android:layout_height="match_parent"
                        android:text="账号"
                        android:textColor="#000000"
                        android:gravity="center_vertical"
                        android:layout_marginLeft="8dp"
                        android:layout_weight="1"/>

                    <EditText
                         android:id="@+id/admin"
                        android:layout_width="0dp"
                        android:layout_height="match_parent"
                        android:hint="QQ账号"
                        android:textColor="#000000"
                        android:layout_weight="7" />
                          <TextView 
                                        android:id="@+id/admin1" 
                                        android:layout_width="0dp"
                                        android:layout_height="0dp"
                                        android:text="123456"
                                                           />
                     </LinearLayout> 
                     <LinearLayout 
                       android:layout_width="match_parent"
                       android:layout_height="match_parent"
                       android:layout_weight="1"
                       android:background="#ffffff"
                       android:layout_marginTop="5dp"
                       android:orientation="horizontal">

                         <TextView
                             android:layout_width="0dp"
                             android:layout_height="match_parent"
                             android:layout_marginLeft="8dp"
                             android:layout_weight="1"
                             android:text="密码"
                             android:gravity="center_vertical"
                             android:textColor="#000000" />

                    <EditText
                        android:id="@+id/password"
                        android:layout_width="0dp"
                        android:layout_height="match_parent"
                        android:gravity="center_vertical"
                        android:hint="QQ密码"
                        android:inputType="textPassword"
                        android:textColor="#000000"
                        android:layout_weight="7"  />
                    
                     </LinearLayout> 
                     </LinearLayout> 
                     </LinearLayout>
            <LinearLayout 
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:orientation="vertical">
                       <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="0dp"
            android:orientation="vertical" 
            android:layout_weight="1">

                           <Button
                               android:id="@+id/login"
                               android:layout_width="match_parent"
                               android:layout_height="wrap_content"
                               android:layout_marginTop="15dp"
                               android:background="#398ec6"
                               android:onClick="click"
                               android:text="登录" />
         <TextView 
        android:id="@+id/textview"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text=""
        android:layout_gravity="center_horizontal"
        android:layout_marginTop="40dp"
        android:textSize="15dp" />                          
    </LinearLayout>
  </LinearLayout>
  </LinearLayout>
</RelativeLayout>