时间:2022-10-28 09:54:59 | 栏目:Android代码 | 点击:次
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); } }); } }