# test3

**Repository Path**: johnny1128/test3

## Basic Information

- **Project Name**: test3
- **Description**: No description available
- **Primary Language**: Kotlin
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2022-05-12
- **Last Updated**: 2022-05-12

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# third_first_project

#### 介绍
利用SimpleAdapter实现界面效果

#### 软件架构
软件架构说明
SimpleAdapter

#### 项目源码
MainActiveity.java:package com.example.simpleadapter;

import static android.widget.AdapterView.*;

import androidx.appcompat.app.AppCompatActivity;

import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.widget.AdapterView;
import android.widget.LinearLayout;
import android.widget.ListView;
import android.widget.SimpleAdapter;
import android.widget.TextView;
import android.widget.Toast;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

public class MainActivity extends AppCompatActivity {

    private final String[] names =new String[]{"Lion","Tiger","Monkey","Dog","Cat"};
    private final int[] imageIds = new int[]{R.drawable.lion,R.drawable.tiger,R.drawable.monkey,R.drawable.dog,
    R.drawable.cat};


    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        //创建一个list集合，List集合的元素是Map
        List<Map<String,Object>> listItems = new ArrayList<>();
        for (int i =0;i < names.length;i++)
        {
            Map<String, Object> listItem = new HashMap<>();
            listItem.put("animalName",names[i]);
            listItem.put("animalImage",imageIds[i]);
            listItems.add(listItem);
        }
        //创建一个SimpleAdapter
        SimpleAdapter simpleAdapter =new SimpleAdapter(this, listItems,R.layout.layout,
                new String[]{"animalName","animalImage"},new int[]{R.id.name,R.id.image});
        ListView list = (ListView) findViewById(R.id.mylist);

        //为ListView设置Adapter
        list.setAdapter(simpleAdapter);
        list.setOnItemClickListener(new OnItemClickListener() {

            public void onItemClick(AdapterView<?> adapterView, View view, int position, long id)
            {
                switch (position){
                    case 0:

                        Toast.makeText(MainActivity.this, "Lion", Toast.LENGTH_SHORT).show();
                        break;
                    case 1:

                        Toast.makeText(MainActivity.this, "Tiger", Toast.LENGTH_SHORT).show();
                        break;
                    case 2:

                        Toast.makeText(MainActivity.this, "Monkey", Toast.LENGTH_SHORT).show();
                        break;
                    case 3:

                        Toast.makeText(MainActivity.this, "Dog", Toast.LENGTH_SHORT).show();
                        break;
                    case 4:

                        Toast.makeText(MainActivity.this, "Cat", Toast.LENGTH_SHORT).show();
                        break;
                    default:
                        break;
                }
            }
        });


    }
}
activity_main.xml:<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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="wrap_content"
    tools:context=".MainActivity">
    <ListView android:id="@+id/mylist"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"

        tools:ignore="MissingConstraints" />

</androidx.constraintlayout.widget.ConstraintLayout>
layout.xml:
<?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">


    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="vertical"

        >

        <TextView
            android:id="@+id/name"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:paddingLeft="20dp"
            android:textColor="@color/black"
            android:textSize="15dp"
            android:layout_gravity="center_vertical|left"

            />

        <ImageView
            android:id="@+id/image"
            android:layout_width="30dp"
            android:layout_height="30dp"
            android:layout_gravity="center_vertical|right"
            android:padding="5dp"




            />



        </LinearLayout>
</LinearLayout>
AndroidManifest.xml:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.simpleadapter">

    <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/Theme.SimpleAdapter">
        <activity
            android:name=".MainActivity"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

#### 项目截图
![输入图片说明](https://images.gitee.com/uploads/images/2021/1025/125220_fb9e024e_8042363.png "NDG{~M$3TRG%(K(AID~5HP5.png")

#### 参与贡献

1.  third_first_project 本仓库
2.  新建 master分支
3.  提交代码
4.  新建 Pull Request




# third_second_project

#### 介绍
创建自定义布局的AlertDialog

#### 软件架构
软件架构说明
调用AlertAialog.builder对象上的setView()将布局添加到AlertDialog

#### 项目源码
MainActivity.java:
package com.example.alertdialog;

import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;

import android.annotation.SuppressLint;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;

public class MainActivity extends AppCompatActivity {

    @SuppressLint("ResourceType")
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.layout);
        //实例化builder对象
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        //调用setview()
        LayoutInflater inflater =LayoutInflater.from(this);
        View view =inflater.inflate(R.layout.layout,null);
        builder.setView(view);
        builder.setNegativeButton(R.string.Cancel, new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialogInterface, int i) {

            }
        })
                .setPositiveButton(R.string.Signin, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialogInterface, int i) {

                    }
                });
        builder.create().show();




    }
}
activity_main.xml:
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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=".MainActivity">

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Hello World!"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>
layout.xml:
<?xml version="1.0" encoding="utf-8"?>
<TableLayout 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">

    <ImageView
        android:id="@+id/image"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:src="@drawable/header_logo"
        tools:ignore="ImageContrastCheck" />
    <EditText
        android:layout_height="wrap_content"
        android:layout_width="match_parent"
        android:paddingLeft="16dp"
        android:paddingRight="16dp"
        android:hint="@string/username"
        />
    <EditText
        android:layout_height="wrap_content"
        android:layout_width="match_parent"
        android:paddingLeft="16dp"
        android:paddingRight="16dp"
        android:hint="@string/password"
        />

</TableLayout>

strings.xml:
<resources>
    <string name="app_name">AlertDialog</string>
    <string name="username">Username</string>
    <string name="password">Password</string>
    <string name="Signin">Sign in</string>
    <string name="Cancel">Cancel</string>
</resources>
AndroidManifest.xml:
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.alertdialog">

    <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/Theme.AlertDialog">
        <activity
            android:name=".MainActivity"
            android:exported="true">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

#### 项目截图
![输入图片说明](https://images.gitee.com/uploads/images/2021/1025/160711_de2e0dc4_8042363.png "TP0@X849G@([2J4A]M4U$2U.png")

#### 参与贡献

1.  third_second_project 本仓库
2.  新建 master 分支
3.  提交代码
4.  新建 Pull Request