Merge pull request #385 from linzihong888/master

#5 #154 第五次作业

AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903131/Net1414080903131DetailActivity .java

@@ -0,0 +1,79 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903131;
+
+import android.content.Intent;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.TextView;
+
+import com.example.administrator.studentinfo.R;
+
+public class Net1414080903131DetailActivity extends AppCompatActivity {
+
+    TextView etName;
+    TextView etId;
+    TextView etClass;
+    TextView etDormitory;
+    TextView etSex;
+
+    Button btDelete;
+    Button btEdit;
+
+
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_net1414080903131_detail);
+        etName= (TextView) findViewById(R.id.tv_detail_name);
+        etClass= (TextView) findViewById(R.id.tv_detail_class);
+        etDormitory= (TextView) findViewById(R.id.tv_detail_dormitory);
+        etId= (TextView) findViewById(R.id.tv_detail_id);
+        etSex= (TextView) findViewById(R.id.tv_detail_sex);
+        StudentBean bean=get(getIntent().getStringExtra("id"));
+        if(bean!=null){
+            etSex.setText(bean.getSex());
+            etId.setText(bean.getId());
+            etDormitory.setText(bean.getDormitory());
+            etClass.setText(bean.getClazz());
+            etName.setText(bean.getName());
+        }
+
+        btDelete.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Net1414080903131MySQLiteOpenHelper helper=new Net1414080903131MySQLiteOpenHelper(Net1414080903131DetailActivity.this);
+                SQLiteDatabase db=helper.getWritableDatabase();
+                db.delete("student","id=?",new String[]{getIntent().getStringExtra("id")});
+                db.close();
+            }
+        });
+        btEdit.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                startActivity(new Intent(Net1414080903131DetailActivity.this,Net1414080903131EditActivity.class));
+            }
+        });
+    }
+
+    public StudentBean get(String id){
+        StudentBean bean=null;
+        Net1414080903131MySQLiteOpenHelper helper=new Net1414080903131MySQLiteOpenHelper(this);
+        SQLiteDatabase db=helper.getReadableDatabase();
+        Cursor cursor=db.query("student",null,null,null,null,null,null);
+        while(cursor.moveToNext()){
+            if(cursor.getString(cursor.getColumnIndex("id")).equals(id)){
+                bean=new StudentBean();
+                bean.setName(cursor.getString(cursor.getColumnIndex("name")));
+                bean.setClazz(cursor.getString(cursor.getColumnIndex("clazz")));
+                bean.setDormitory(cursor.getString(cursor.getColumnIndex("dormitory")));
+                bean.setSex(cursor.getString(cursor.getColumnIndex("sex")));
+            }
+        }
+        cursor.close();
+        return bean;
+    }
+}

AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903131/Net1414080903131EditActivity .java

@@ -0,0 +1,43 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903131;
+
+import android.content.ContentValues;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.widget.EditText;
+
+import com.example.administrator.studentinfo.R;
+
+public class Net1414080903131EditActivity extends AppCompatActivity {
+
+    EditText etName;
+    EditText etId;
+    EditText etClass;
+    EditText etDormitory;
+    EditText etSex;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_net1414080903131_edit);
+        etName= (EditText) findViewById(R.id.et_edit_name);
+        etClass= (EditText) findViewById(R.id.et_edit_class);
+        etDormitory= (EditText) findViewById(R.id.et_edit_dormitory);
+        etId= (EditText) findViewById(R.id.et_edit_id);
+        etSex= (EditText) findViewById(R.id.et_edit_sex);
+    }
+
+    public void save(StudentBean bean){
+        SQLiteOpenHelper helper=new Net1414080903131MySQLiteOpenHelper(this);
+        SQLiteDatabase db=helper.getWritableDatabase();
+        ContentValues values=new ContentValues();
+        values.put("name",bean.getName());
+        values.put("id",bean.getId());
+        values.put("clazz",bean.getClazz());
+        values.put("sex",bean.getSex());
+        values.put("dormitory",bean.getDormitory());
+        db.insert("student",null,values);
+        db.close();
+    }
+}

AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903131/Net1414080903131MainActivity .java

@@ -0,0 +1,46 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903131;
+
+import android.content.Intent;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.EditText;
+
+import com.example.administrator.studentinfo.R;
+
+public class Net1414080903131MainActivity extends AppCompatActivity {
+
+
+    Button btLogin;
+    Button btRegister;
+
+    EditText etUsername;
+    EditText etPassword;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_net1414080903131_main);
+        btLogin= (Button) findViewById(R.id.bt_login);
+        btRegister= (Button) findViewById(R.id.bt_register);
+
+        etUsername= (EditText) findViewById(R.id.et_id);
+        etPassword= (EditText) findViewById(R.id.et_password);
+
+        String username=etUsername.getText().toString();
+        String password=etPassword.getText().toString();
+        if (check(username,password)){
+            startActivity(new Intent(Net1414080903131MainActivity.this,Net1414080903131MenuActivity.class));
+        }
+
+
+    }
+
+    public boolean check(String name,String password){
+        if (name.equals("linzihong")&&password.equals("123456")){
+            return true;
+        }return false;
+    }
+}

AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903131/Net1414080903131MenuActivity .java

@@ -0,0 +1,35 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903131;
+
+import android.content.Intent;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+
+import com.example.administrator.studentinfo.R;
+
+public class Net1414080903131MenuActivity extends AppCompatActivity {
+
+    EditText etId;
+    Button btCheck;
+    Button btAdd;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_net1414080903131_menu);
+        etId= (EditText) findViewById(R.id.et_search);
+        btAdd= (Button) findViewById(R.id.bt_add);
+        btCheck= (Button) findViewById(R.id.bt_check);
+        btCheck.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent=new Intent(Net1414080903131MenuActivity.this,Net1414080903131DetailActivity.class);
+                intent.putExtra("id",etId.getText().toString());
+                startActivity(intent);
+            }
+        });
+
+    }
+}

AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903131/Net1414080903131MySQLiteOpenHelper.java

@@ -0,0 +1,30 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903131;
+
+import android.content.Context;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteOpenHelper;
+
+/**
+ * Created by Administrator on 2017/5/26.
+ */
+
+public class Net1414080903131MySQLiteOpenHelper extends SQLiteOpenHelper {
+    public Net1414080903131MySQLiteOpenHelper(Context context) {
+        super(context, "student", null, 1);
+    }
+
+    @Override
+    public void onCreate(SQLiteDatabase db) {
+        db.execSQL("create table student(id varchar(20) primary key," +
+                "name varchar(20)," +
+                "sex varchar(20)," +
+                "clazz varchar(20)," +
+                "dormitory varchar(20));");
+
+    }
+
+    @Override
+    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
+
+    }
+}

AndroidLabs/app/src/main/java/edu/hzuapps/androidlabs/homeworks/net1414080903131/StudentBean .java

@@ -0,0 +1,54 @@
+package edu.hzuapps.androidlabs.homeworks.net1414080903131;
+
+/**
+ * Created by Administrator on 2017/4/21.
+ */
+
+public class StudentBean {
+
+    String id;
+    String name;
+    String sex;
+    String dormitory;
+    String clazz;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getSex() {
+        return sex;
+    }
+
+    public void setSex(String sex) {
+        this.sex = sex;
+    }
+
+    public String getDormitory() {
+        return dormitory;
+    }
+
+    public void setDormitory(String dormitory) {
+        this.dormitory = dormitory;
+    }
+
+    public String getClazz() {
+        return clazz;
+    }
+
+    public void setClazz(String clazz) {
+        this.clazz = clazz;
+    }
+}

AndroidLabs/app/src/main/res/layout/activity_net1414080903131_detail.xml → AndroidLabs/app/src/main/res/layout/activity_net1414080903131_detail .xml

@@ -1,14 +1,13 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:orientation="vertical"
     android:layout_height="match_parent">
 
-
     <LinearLayout
         android:layout_marginTop="10dp"
         android:background="#ffffff"
-        android:padding="19dp"
+        android:padding="20dp"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:orientation="horizontal">
@@ -97,7 +96,7 @@
             android:id="@+id/textView2" />
 
         <TextView
-            android:id="@+id/tv_detail_age"
+            android:id="@+id/tv_detail_dormitory"
             android:textSize="18sp"
             android:layout_width="match_parent"
             android:layout_height="wrap_content" />

AndroidLabs/app/src/main/res/layout/activity_net1414080903131_edit.xml → AndroidLabs/app/src/main/res/layout/activity_net1414080903131_edit .xml

@@ -1,11 +1,11 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:orientation="vertical"
     android:layout_width="match_parent"
     android:layout_height="match_parent">
 
     <LinearLayout
-        android:layout_marginTop="9dp"
+        android:layout_marginTop="10dp"
         android:background="#ffffff"
         android:padding="15dp"
         android:layout_width="match_parent"
@@ -93,10 +93,10 @@
             android:textSize="20sp"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:text="年龄:  " />
+            android:text="宿舍:  " />
 
         <EditText
-            android:id="@+id/et_edit_age"
+            android:id="@+id/et_edit_dormitory"
             android:textSize="18sp"
             android:layout_width="match_parent"
             android:layout_height="wrap_content" />

AndroidLabs/app/src/main/res/layout/activity_net1414080903131_main .xml

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
@@ -9,7 +9,7 @@
         android:src="@drawable/stu_info"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:layout_marginBottom="59dp"/>
+        android:layout_marginBottom="60dp"/>
 
     <TextView
         android:gravity="center_horizontal"

AndroidLabs/app/src/main/res/layout/activity_net1414080903131_menu.xml → AndroidLabs/app/src/main/res/layout/activity_net1414080903131_menu .xml

@@ -1,8 +1,8 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:padding="14dp"
+    android:padding="15dp"
     android:orientation="horizontal">
 
     <EditText