Android简易图片浏览器的实现-编程学习网

闲着没事，花了半个小时用这几天发布的部分内容来做一个Android简易图片浏览器小程序，代码设main_activity.xml设计首界面，设计三个按钮并赋予id，然后在MainActivity调用各个btn的id实现set方法，每个方法里实现intent跳转对应的界面即可！代码如下：(Main2-3-4Activity的代码我就不写了，在建立其MainActivity.java文件时，其xml对直接出来，并且我的MainActivity.java也没有写内容)

main_activity.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 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"
    android:orientation="vertical"
    android:background="@drawable/bj"
 
    >
 
    <TextView
 
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:gravity="center"
        android:layout_marginTop="60dp"
        android:textSize="50dp"
        android:textColor="#FF9800"
        android:text="CSDN图片大全" />
<Button
    android:id="@+id/btn1"
    android:layout_marginTop="40dp"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:text="动漫"
    android:textSize="45sp"
    android:textColor="@color/colorAccent"
 
    />
    <Button
        android:id="@+id/btn2"
        android:layout_marginTop="40dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="游戏"
        android:textSize="45sp"
        android:textColor="@color/colorAccent"
 
        />
    <Button
        android:id="@+id/btn3"
        android:layout_marginTop="40dp"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="美女"
        android:textSize="45sp"
        android:textColor="@color/colorAccent"
 
        />
 
</LinearLayout>

activity_main2.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"
    android:background="#7A3F51B5"
    android:orientation="vertical">
    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">
 
 
            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="欢迎来到动漫世界"
                android:gravity="center"
                android:textSize="40sp"
                />
            <ImageView
                android:background="@drawable/dm"
                android:layout_width="match_parent"
                android:layout_height="350dp"
                />
            <ImageView
                android:background="@drawable/dm1"
                android:layout_width="match_parent"
                android:layout_height="350dp"
                />
            <ImageView
                android:background="@drawable/dm2"
                android:layout_width="match_parent"
                android:layout_height="350dp"
                />
            <ImageView
                android:background="@drawable/dm3"
                android:layout_width="match_parent"
                android:layout_height="350dp"
                />
            <ImageView
                android:background="@drawable/dm4"
                android:layout_width="match_parent"
                android:layout_height="350dp"
                />
            <ImageView
                android:background="@drawable/dm5"
                android:layout_width="match_parent"
                android:layout_height="350dp"
                />
            <ImageView
                android:background="@drawable/dm6"
                android:layout_width="match_parent"
                android:layout_height="350dp"
                />
            <TextView
                android:gravity="center"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textSize="40sp"
                android:text="滑到最后一页了哦"
                />
        </LinearLayout>
    </ScrollView>
</LinearLayout>

activity_main3.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"
    android:background="#FF226F"
    android:orientation="vertical">
    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">
 
 
            <TextView
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="欢迎来到游戏世界"
                android:gravity="center"
                android:textSize="40sp"
                />
            <ImageView
                android:background="@drawable/youxi"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi2"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi3"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi4"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi1"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi5"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi6"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi7"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <ImageView
                android:background="@drawable/youxi8"
                android:layout_width="match_parent"
                android:layout_height="250dp"
                />
            <TextView
                android:gravity="center"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textSize="40sp"
                android:text="滑到最后一页了哦"
                />
        </LinearLayout>
    </ScrollView>
</LinearLayout>

activity_main4.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"
 
    android:orientation="vertical">
    <ScrollView
        android:layout_width="match_parent"
        android:layout_height="wrap_content">
        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">
 
 
            <TextView
                android:background="#9A86AF4C"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="欢迎来到美女世界"
 
                android:gravity="center"
                android:textSize="40sp"
                />
            <ImageView
 
                android:background="@drawable/mn1"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn2"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn3"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn4"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn5"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn6"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn7"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn8"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn9"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
            <ImageView
                android:background="@drawable/mn10"
                android:layout_width="match_parent"
                android:layout_height="550dp"
                />
 
 
            <TextView
                android:gravity="center"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textSize="40sp"
                android:text="滑到最后一页了哦"
                />
        </LinearLayout>
    </ScrollView>
</LinearLayout>

MainActivity,java

package com.example.allphones;
 
 
import androidx.appcompat.app.AppCompatActivity;
 
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
 
public class MainActivity extends AppCompatActivity {
private Button btn1,btn2,btn3;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
 
        btn1=findViewById(R.id.btn1);
        btn2=findViewById(R.id.btn2);
        btn3=findViewById(R.id.btn3);
                btn1.setOnClickListener(new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        Intent intent=new Intent(MainActivity.this,Main2Activity.class);
                        startActivity(intent);
            }
        });
        btn2.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
 
                Intent intent=new Intent(MainActivity.this,Main3Activity.class);
                startActivity(intent);
            }
        });
        btn3.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
 
                Intent intent=new Intent(MainActivity.this,Main4Activity.class);
                startActivity(intent);
 
            }
        });
    }
}