java中新建相册代码 java添加图片有几种方法

安卓在java代码中怎么添加imageView图片

1、创建imageview对象

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2、设置imageview的图片

3、添加到布局中

示例代码

ViewGroup group = (ViewGroup) findViewById(R.id.viewGroup); //获取原来的布局容器

ImageView imageView = new ImageView(this); //创建imageview

imageView.setLayoutParams(new LayoutParams(LayoutParams.WRAP_CONTENT,LayoutParams.WRAP_CONTENT)); //image的布局方式

imageView.setImageResource(R.drawable.ic_launcher); //设置imageview呈现的图片

group.addView(imageView); //添加到布局容器中，显示图片。

谁能给我一个JAVA电子相册或音乐播放器的代码啊急急急

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=0;int m=0;int n=0;

while(true)

{

try{

if(j255m255n255)

{

j++;

sleep(100);

Color col1=new Color(j,m,n);

setBackground(col1); }

else if(j==255m255)

{

m++;

sleep(100);

Color col2=new Color(j,m,n);

setBackground(col2); }

else if(j==255m==255n255)

{

n++;

sleep(100);

Color col3=new Color(j,m,n);

setBackground(col3);}

else if(j==255m==255n==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=0;i=11;i++)

{

img[i]=tl.getImage("img0"+i+".JPG");

}

class Play extends Thread

{

public void run()

{

while(!pleaseStop)

{

try{

pg++;

if(pg11){pg=0;}

sleep(1500);

}

catch(InterruptedException e){}

repaint();

}

public void actionPerformed(ActionEvent e)

{

Play thread=new Play();

if(e.getSource()==img4.btn1)

{

pg++;

if(pg11){pg=0;}

repaint();

}

else if(e.getSource()==img4.btn2)

{

pg--;

if(pg0){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

求JAVA电子相册代码

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

titlefilesystem/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"

td bgColor="#08498c" colSpan="3"IMG src="images/FileSystemBaner.gif"/td

/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"

td align="center" width="10"/td

td align="left" width="140"%#DataBinder.Eval(Container.DataItem,"Image")%

/td

/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

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:buttonbr

asp:textbox id="TextBox1" runat="server"/asp:textbox

asp:button id="Button2" runat="server" Text="创建目录"/asp:button/td

/tr

td bgColor="#888888" colSpan="3"span class="STYLE1"asp:label id="Label2" runat="server" ForeColor="White" 当前所在位置：/asp:labelSPAN 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=0;ithis.DataList1.Items.Count;i++)

{

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

Java中如何进行文件(及文件夹)的新建,移动,删除等?给出代码

File

F=new

File(路径);/通过将给定路径名字符串转换为抽象路径名来创建一个新

File

实例。

F.delete();//删除此抽象路径名表示的文件或目录。

文件的移动的话，得通过输入输出流

FileInputStream

FI=new

FileInputStream(F);

FileOutputStream

FO=new

FileOutputStream(F);

wile(FI.read()!=EOF)

{

FO.write();

}

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java中新建相册代码 java添加图片有几种方法

安卓在java代码中怎么添加imageView图片

谁能给我一个JAVA电子相册或音乐播放器的代码啊 急急急

求JAVA电子相册代码

Java中如何进行文件(及文件夹)的新建,移动,删除等?给出代码

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谁能给我一个JAVA电子相册或音乐播放器的代码啊急急急