import java.applet.AudioClip
import java.awt.Graphics
import java.awt.Image
public class JavaPhoto extends Applet{
Image[]images
int totalImage=10
int currentImage=0
public void init(){
this.resize(400,300)
AudioClip audioClip=getAudioClip(getCodeBase(),"friend.wav")
new Thread() {
public void run() {
audioClip.loop()
}
}.start()
System.out.println("llll")
images=new Image[totalImage]
System.out.println("--"+getDocumentBase())
for(int i=0i<totalImagei++){
images[i]=getImage(this.getCodeBase(),i+".jpg")
}
currentImage=0
}
public void paint(Graphics g){
g.drawImage(images[currentImage],0,0,this)
System.out.println("+++"+currentImage)
currentImage=++currentImage%totalImage
try{
Thread.sleep(2000)
System.out.println("oooooooo")
}catch(InterruptedException e){
showStatus(e.toString())
System.out.println("********")
}
repaint()
System.out.println("ppppp")
}
}
我自己做过一个类似的电子相册，但功能很不够全面，给你参考下...import java.awt.*
import java.awt.event.*
import java.applet.*
public class img4 extends Applet
{
static Button btn1,btn2,btn3,btn4,btn5
public void init()
{
setBackground(Color.cyan)
setVisible(true)
setLayout(null)
img4cvs cvs=new img4cvs()
btn1=new Button("下一页")
btn2=new Button("上一页")
btn4=new Button("自动播放")
btn5=new Button("停止")
add(btn1)
add(btn2)
add(btn4)
add(btn5)
add(cvs)
btn2.setBounds(550,60,60,30)
btn1.setBounds(550,120,60,30)
btn4.setBounds(550,180,60,30)
btn5.setBounds(550,240,60,30)
cvs.setBounds(30,30,500,400)
btn1.addActionListener(cvs)
btn2.addActionListener(cvs)
btn4.addActionListener(cvs)
btn5.addActionListener(cvs)
validate()
}
class Backcolor extends Thread
{
public void run()
{int j=0int m=0int n=0
while(true)
{
try{
if(j<255&&m<255&&n<255)
{
j++
sleep(100)
Color col1=new Color(j,m,n)
setBackground(col1)}
else if(j==255&&m<255)
{
m++
sleep(100)
Color col2=new Color(j,m,n)
setBackground(col2)}
else if(j==255&&m==255&&n<255)
{
n++
sleep(100)
Color col3=new Color(j,m,n)
setBackground(col3)}
else if(j==255&&m==255&&n==255)
{
j=55
m=55
n=55
}
}
catch(InterruptedException e){}
}
}
}
public void start()
{
Backcolor thread2=new Backcolor()
thread2.start()
}
}
class img4cvs extends Canvas implements ActionListener
{
Image[] img
int pg=0
volatile boolean pleaseStop
//String FONTS="Serif"
//String TEXT="我们很性感2！！"
img4cvs()
{
img=new Image[12]
Toolkit tl=getToolkit()
for(int i=0i<=11i++)
{
img[i]=tl.getImage("img0"+i+".JPG")
}
}
class Play extends Thread
{
public void run()
{
while(!pleaseStop)
{
try{
pg++
if(pg>11){pg=0}
sleep(1500)
}
catch(InterruptedException e){}
repaint()
}
}
}
public void actionPerformed(ActionEvent e)
{
Play thread=new Play()
if(e.getSource()==img4.btn1)
{
pg++
if(pg>11){pg=0}
repaint()
}
else if(e.getSource()==img4.btn2)
{
pg--
if(pg<0){pg=11}
repaint()
}
else if(e.getSource()==img4.btn4)
{
pleaseStop=false
thread.start()
}
else if(e.getSource()==img4.btn5)
{
pleaseStop=true
}
}
public void paint(Graphics g)
{
/*g.setColor(Color.black)
g.setFont(new Font(FONTS,Font.BOLD+Font.ITALIC,20))
g.drawString(TEXT,0,500)*/
g.drawImage(img[pg],0,0,500,400,this)
}
}
/*
<applet code="img4.class" width=650 height=500>
</applet>
*/
页面:<%@ Page language="c#" Codebehind="filesystem.aspx.cs" AutoEventWireup="false" Inherits="WebShop.filesystem" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>filesystem</title>
<meta content="Microsoft Visual Studio .NET 7.1" name="GENERATOR">
<meta content="C#" name="CODE_LANGUAGE">
<meta content="JavaScript" name="vs_defaultClientScript">
<meta content="" name="vs_targetSchema">
<LINK href="CssStyle.css" type="text/css" rel="stylesheet">
<form id="Form1" method="post" runat="server">
</HEAD>
<body MS_POSITIONING="GridLayout">
<FONT face="宋体">
<table cellSpacing="1" cellPadding="0" width="777" align="center" bgColor="#336600" border="0">
<tr>
<td bgColor="#08498c" colSpan="3"><IMG src="images/FileSystemBaner.gif"></td>
</tr>
<tr>
<td width="170" bgColor="#e3e3e3" rowSpan="2">
<asp:linkbutton id="LinkButton1" runat="server">后退</asp:linkbutton></td>
<td width="604" bgColor="#efefef" colSpan="2">
<asp:datalist id="DataList1" runat="server" RepeatColumns="4" RepeatDirection="Horizontal" DataKeyField="Name"
Width="604">
<ItemTemplate>
<table width="150" align="center">
<tr>
<td align="center" width="10"></td>
<td align="left" width="140"><%#DataBinder.Eval(Container.DataItem,"Image")%>
</td>
</tr>
<tr>
<td width="10" align="right">
<asp:CheckBox ID="checkBox1" Runat="server" /></td>
<td width="140" align="left"><font face="宋体"><%#DataBinder.Eval(Container.DataItem,"Name")%></font></td>
</tr>
</table>
</ItemTemplate>
</asp:datalist></td>
</tr>
<tr>
<td align="right" bgColor="#efefef" colSpan="2"><asp:button id="Button3" runat="server" Text="删除选中项"></asp:button>
<input id="fileFeild1" type="file" name="fileFeild1" runat="server">
<asp:button id="Button1" runat="server" Text="确定上传"></asp:button><br>
<asp:textbox id="TextBox1" runat="server"></asp:textbox>
<asp:button id="Button2" runat="server" Text="创建目录"></asp:button></td>
</tr>
<tr>
<td bgColor="#888888" colSpan="3"><span class="STYLE1"><asp:label id="Label2" runat="server" ForeColor="White">当前所在位置：</asp:label><SPAN class="STYLE1"><asp:label id="Label1" runat="server" ForeColor="White" Width="87px"></asp:label></SPAN></span></td>
</tr>
</table>
</FONT></FORM>
</body>
</HTML>
后台代码:
using System
using System.Collections
using System.ComponentModel
using System.Data
using System.IO
using System.Drawing
using System.Web
using System.Web.SessionState
using System.Web.UI
using System.Web.UI.WebControls
using System.Web.UI.HtmlControls
namespace WebShop
{
/// <summary>
/// filesystem 的摘要说明。
/// </summary>
public class filesystem : System.Web.UI.Page
{
protected System.Web.UI.WebControls.LinkButton LinkButton1
protected System.Web.UI.WebControls.DataList DataList1
protected System.Web.UI.WebControls.Button Button3
protected System.Web.UI.WebControls.Button Button1
protected System.Web.UI.WebControls.TextBox TextBox1
protected System.Web.UI.WebControls.Button Button2
protected System.Web.UI.WebControls.Label Label2
protected System.Web.UI.WebControls.Label Label1
protected System.Web.UI.HtmlControls.HtmlInputFile fileFeild1
private void Page_Load(object sender, System.EventArgs e)
{
if(!IsPostBack)
{
Bind()
}
}
private void Bind()
{
string initpath=""
if(Request["path"]==null)
{
initpath=Server.MapPath("FileSystem")
}
else
{
initpath=Request["path"]
}
this.Label1.Text=initpath
DataTable dt=new DataTable()
DataColumn dc0=new DataColumn("Image",System.Type.GetType("System.String"))
dt.Columns.Add(dc0)
DataColumn dc1=new DataColumn("Name",System.Type.GetType("System.String"))
dt.Columns.Add(dc1)
DirectoryInfo di=new DirectoryInfo(this.Label1.Text)
DirectoryInfo[] dis=di.GetDirectories()
foreach(DirectoryInfo d in dis)
{
DataRow dr=dt.NewRow()
dr[0]="<a href='filesystem.aspx?path="+HttpUtility.UrlEncode(d.FullName,System.Text.Encoding.UTF8)+"'><img src='images/folder.gif' border=0/></a>"
dr[1]=d.Name
dt.Rows.Add(dr)
}
FileInfo[] fis=di.GetFiles()
foreach(FileInfo f in fis)
{
string ex=f.Extension.ToLower()
if(ex==".jpg" || ex==".jpeg" || ex==".gif" || ex==".png" || ex==".bmp")
{
string fullname=f.FullName
string urlpath=fullname.Substring(fullname.IndexOf("FileSystem"))
string url=HttpUtility.UrlEncode(urlpath,System.Text.Encoding.UTF8)
DataRow dr=dt.NewRow()
dr[0]="<a href='"+url+"' target='_blank'><img src='"+url+"' border=0 width=100 height=128/></a>"
dr[1]=f.Name
dt.Rows.Add(dr)
}
}
this.DataList1.DataSource=dt
this.DataList1.DataBind()
}
#region Web 窗体设计器生成的代码
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent()
base.OnInit(e)
}
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.LinkButton1.Click += new System.EventHandler(this.LinkButton1_Click)
this.Button3.Click += new System.EventHandler(this.Button3_Click)
this.Button1.Click += new System.EventHandler(this.Button1_Click)
this.Button2.Click += new System.EventHandler(this.Button2_Click)
this.Load += new System.EventHandler(this.Page_Load)
}
#endregion
private void LinkButton1_Click(object sender, System.EventArgs e)
{
string Parent=Directory.GetParent(this.Label1.Text).ToString()
if(Parent.IndexOf("FileSystem")>-1)
{
Response.Redirect("filesystem.aspx?path="+Parent)
}
else
{
return
}
}
private void Button1_Click(object sender, System.EventArgs e)
{
HttpPostedFile hpf=this.fileFeild1.PostedFile
string ClientPath=hpf.FileName
string filename=Path.GetFileName(ClientPath)
string ex=Path.GetExtension(filename)
if(ex==".jpg" || ex==".jpeg" || ex==".gif" || ex==".png" || ex==".bmp")
{
string SavePath=this.Label1.Text+"\\"+filename
hpf.SaveAs(SavePath)
Bind()
}
else
{
Response.Write(Tools.GetAlertJS("所上传的图片格式不正确！"))
return
}
}
private void Button2_Click(object sender, System.EventArgs e)
{
string filename=this.TextBox1.Text
Directory.CreateDirectory(this.Label1.Text+"\\"+filename)
Bind()
}
private void Button3_Click(object sender, System.EventArgs e)
{
for(int i=0i<this.DataList1.Items.Counti++)
{
if(((CheckBox)this.DataList1.Items[i].FindControl("CheckBox1")).Checked)
{
int index=this.DataList1.Items[i].ItemIndex
string filePath=this.Label1.Text+"\\"+this.DataList1.DataKeys[index].ToString()
if(Directory.Exists(filePath))
{
Directory.Delete(filePath,true)
}
if(File.Exists(filePath))
{
File.Delete(filePath)
}
Bind()
}
}
}
}
}
这个是C#的 你改下 Java的就行
