在JAVA中，实现一个简单的图像浏览器，部署“上一张”、“下一张”两个按钮，点击按钮可前后翻阅图片。

我这有一个！图片你自己找！但必须改成1.jpg,2.jpg........你也可以用卡片布局！比较不错！

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import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

class bmt1 implements ActionListener

{JFrame f;

JPanel p1;

JPanel p2;

JButton b1;

JButton b2;

JButton b3;

JButton b4;

JLabel l1;

ImageIcon icon1;

ImageIcon icon2;

ImageIcon icon3;

ImageIcon icon4;

Boolean ture;

int n=0;

public bmt1()

{f=new JFrame("版面布局");

f.setSize(400,500);

f.setVisible(true);

Container con=f.getContentPane();

con.setLayout(new GridLayout(2,1));

p1=new JPanel();

p2=new JPanel();

con.add(p1);

con.add(p2);

b1=new JButton("第一张");

b2=new JButton("下一张");

b3=new JButton("前一张");

b4=new JButton("最后一张");

p2.add(b1);

p2.add(b2);

p2.add(b3);

p2.add(b4);

b1.addActionListener(this);

b2.addActionListener(this);

b3.addActionListener(this);

b4.addActionListener(this);

p2.setLayout(new FlowLayout());

l1=new JLabel();

p1.add(l1);

icon1=new ImageIcon("1.jpg");

icon2=new ImageIcon("2.jpg");

icon3=new ImageIcon("3.jpg");

icon4=new ImageIcon("4.jpg");

f.addWindowListener(new WindowAdapter()

{public void windowClosing(WindowEvent e)

{System.exit(0);}

});

}

public void actionPerformed(ActionEvent e){

if(e.getSource()==b1)

{ n=1;

l1.setIcon(new ImageIcon("1.jpg"));}

if(e.getSource()==b2)

{ n=n+1;

if(n4){n=1;}

String s=String.valueOf(n);

l1.setIcon(new ImageIcon(s+".jpg"));}

if(e.getSource()==b3)

{ if(n1){n=4;}

n=n-1;

String s=String.valueOf(n);

l1.setIcon(new ImageIcon(s+".jpg"));}

if(e.getSource()==b4)

{n=4;

l1.setIcon(new ImageIcon("4.jpg"));}

}

public static void main(String args[])

{new bmt1();}

}

JAVA程序实现类似Windows的图片查看器

挺容易的,如果你学awt的话可以很容易实现

主要是一个图像类和绘图类,然后画到Frame上面即可

java小程序图片查看器代码，实现放大、缩小、旋转功能

我只实现了放大缩小功能，旋转还有点问题package com.lzw;import java.awt.BorderLayout;

import java.awt.Canvas;

import java.awt.Graphics;

import java.awt.Graphics2D;

import java.awt.Image;

import java.awt.Toolkit;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.net.URL;import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JSlider;

import javax.swing.event.ChangeEvent;

import javax.swing.event.ChangeListener;

/*

* @功能：实现图片的放大缩小与旋转功能

* @日期：2011.6.29

*/

public class OperationOnPic extends JFrame{

private JPanel imageJpanel;

private JPanel southJpanel;

private JButton rorateButton;

private Mycanvas canvas ;

private int imgWidth, imgHeight;

private JSlider jSlide; //滑动块组建

// private JScrollPane jScrollPane ;

Image img;

private static int num=0;

private static int newWidth=0;

private static int newHeigth=0;

public static boolean isroate=false;

public OperationOnPic(){

setTitle("图片操作");

//设置窗体大小

setSize(800, 600);

//设置窗体显示在中央位置

setLocationRelativeTo(null);

//URL imgUrl = OperationOnPic.class.getResource("2.jpg"); //获得图片路径

//img = Toolkit.getDefaultToolkit().getImage(imgUrl);// 获取图片资源

ImageIcon image=new ImageIcon(OperationOnPic.class.getResource("2.jpg"));

img=image.getImage();

canvas=new Mycanvas();

//调用布局方法

init();

//设置窗体可见

setVisible(true);

}

public void init(){

setDefaultCloseOperation(this.EXIT_ON_CLOSE); //设置窗体可关闭

imageJpanel=new JPanel();

southJpanel=new JPanel();

imageJpanel.setLayout(new BorderLayout());

imageJpanel.add(canvas,BorderLayout.CENTER);

imageJpanel.add(getJSlider(),BorderLayout.SOUTH);

rorateButton=new JButton("图片旋转");

rorateButton.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

num+=5;

isroate=true;

canvas.repaint();

isroate=false;

}

});

southJpanel.add(rorateButton); //将按钮添加到面板上

this.getContentPane().add(imageJpanel,BorderLayout.CENTER);

this.getContentPane().add(southJpanel,BorderLayout.SOUTH);

}

public JSlider getJSlider(){

if(jSlide==null){

jSlide=new JSlider(); //实例化一个滑动块对象

jSlide.setMaximum(500); //设置滑动块的最大取值

jSlide.setMinimum(1); //设置滑动块的最小取值

jSlide.setValue(50); //设置滑动块当前值

jSlide.addChangeListener(new ChangeListener(){ public void stateChanged(ChangeEvent e) {

// TODO Auto-generated method stub

canvas.repaint(); //重新绘制图像

}

});

}

return jSlide;

}

public static void main(String[] args) {

new OperationOnPic();

}

class Mycanvas extends Canvas{

public void paint(final Graphics g){ //重写paint

if(isroate==false){

imgWidth=img.getWidth(this);

imgHeight=img.getHeight(this);

float value=jSlide.getValue(); //取得滑动块的值

newWidth=(int)(imgWidth*value/100);

newHeigth=(int)(imgHeight*value/100);

g.drawImage(img,0,0,newWidth,newHeigth,this);

g.dispose();

}else{

num+=5;

Graphics2D g2=(Graphics2D)g;

g2.rotate(Math.toRadians(num));

g2.drawImage(img,0,0,400,400,this);

g.dispose();

}

}

}