Merge pull request #1202 from yingbabywhen/master

#5  提交实验五代码

students/soft1714080902309/实验五/app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="edu.hzuapps.androidlabs.soft1714080902309">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".Soft1714080902309Activity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
+</manifest>

students/soft1714080902309/实验五/app/src/main/java/edu/hzuapps/androidlabs/soft1714080902309/Soft1714080902309Activity.java

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+package edu.hzuapps.androidlabs.soft1714080902309;
+
+import android.content.Context;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+public class Soft1714080902309Activity extends AppCompatActivity {
+
+    private EditText et_info;
+    private Button btn_save;
+    private Button btn_read;
+
+    @Override
+    protected void onCreate(final Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.soft_1714080902309_activity);
+        //获取布局文件中的控件
+        et_info = (EditText) findViewById(R.id.et_info);
+        btn_save = (Button) findViewById(R.id.btn_save);
+        btn_read = (Button) findViewById(R.id.btn_read);
+        //设置按钮点击函数
+        btn_save.setOnClickListener(new ButtonListener());
+        btn_read.setOnClickListener(new ButtonListener());
+    }
+
+    //定义Button按钮点击事件
+    private class ButtonListener implements View.OnClickListener {
+        @Override
+        public void onClick(View v) {
+            switch (v.getId()){
+                case R.id.btn_save:
+                    String saveinfo = et_info.getText().toString().trim();
+                    FileOutputStream fileOutputStream;
+                    try {
+                        fileOutputStream=openFileOutput("data.txt", Context.MODE_APPEND);
+                        fileOutputStream.write(saveinfo.getBytes());
+                        fileOutputStream.close();
+                    } catch (Exception e) {
+                        e.printStackTrace();
+                    }
+                Toast.makeText(Soft1714080902309Activity.this,"谢谢您的建议！",Toast.LENGTH_SHORT).show();
+                break;
+
+                case R.id.btn_read:
+                    String content="";
+                    try{
+                        FileInputStream fileInputStream=openFileInput("data.txt");
+                        byte[] buffer=new byte[fileInputStream.available()];
+                        fileInputStream.read(buffer);
+                        content=new String(buffer);
+                        fileInputStream.close();
+                    } catch (Exception e) {
+                        e.printStackTrace();
+                    }
+                Toast.makeText(Soft1714080902309Activity.this,"您提的建议我们已经采纳："+content,Toast.LENGTH_SHORT).show();
+                break;
+
+
+                default: break;
+            }
+        }
+    }
+}

students/soft1714080902309/实验五/app/src/main/res/layout/soft_1714080902309_activity.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".Soft1714080902309Activity">
+
+    <TextView
+        android:layout_width="match_parent"
+        android:layout_height="49dp"
+        android:text="建议反馈"
+        android:textSize="25dp"
+        android:gravity="center"/>
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="45dp"
+        android:layout_marginTop="80dp"
+        android:gravity="left"
+        android:text="请在下方填写您宝贵的建议："
+        android:textSize="20dp" />
+
+    <EditText
+        android:id="@+id/et_info"
+        android:layout_width="match_parent"
+        android:layout_height="200dp"
+        android:layout_marginTop="130dp"
+        android:maxHeight="80dp"
+        android:textColor="#009688"
+        android:background="@drawable/white"/>
+
+
+    <Button
+        android:id="@+id/btn_save"
+        android:layout_width="wrap_content"
+        android:layout_height="50dp"
+        android:layout_marginTop="400dp"
+        android:textSize="20dp"
+        android:text="提交建议"/>
+
+    <Button
+        android:id="@+id/btn_read"
+        android:layout_width="wrap_content"
+        android:layout_height="50dp"
+        android:layout_marginLeft="150dp"
+        android:layout_marginTop="400dp"
+        android:textSize="20dp"
+        android:text="查看我提交的建议"/>
+
+
+
+</RelativeLayout>

students/soft1714080902309/实验五/app/src/main/res/values/strings.xml

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+<resources>
+    <string name="app_name">BookReading</string>
+</resources>