firefox js服务器上如何显示绝对路径下的图片 javascript客户端图片预览,兼容最新firefox,chrome和IE这种效果?! 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 谢谢楼上的兄弟,效果类似,但是有个疑问,如何把绝对路径生成file对象呢,试过方法 http://blog.csdn.net/oscar999/article/details/6698356 在firefox生成路径,不过不管用,老是提示 no permisson... 也按照他的做过修改的signed.applets.codebase_principal_support=true 路径是固定的,没办法改啦,另外说明下,我做的不是上传图片,只是调用dll让图片在firefox上显示的,谢谢版主啦,我另外找方法试试 //index.jspfunction prop(){ var img=document.getElementById("img"); var path="f:\\005.jpg"; var xmlhttp=null; if(window.ActiveXObject){ xmlhttp = new ActiveObject("Microsoft.XMLHTTP"); } else if(window.XMLHttpRequest){ xmlhttp = new XMLHttpRequest(); } xmlhttp.open("post","<%=basePath%>ImageServlet.do"); xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); xmlhttp.send("path="+path); var result=xmlhttp.responseText; img.src=result;<img id="img2"><br/>//ImageAction.javaimport java.io.IOException;import java.io.InputStream;import java.io.PrintWriter;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;import org.apache.commons.codec.binary.Base64;import org.apache.struts.action.ActionForm;import org.apache.struts.action.ActionForward;import org.apache.struts.action.ActionMapping;import org.springframework.core.io.FileSystemResource;import org.springframework.core.io.Resource;import org.springframework.util.FileCopyUtils;public class ImageAction extends ActionForward { public ActionForward execute(ActionMapping mapping,ActionForm from,HttpServletRequest request,HttpServletResponse response) throws IOException{ String path=request.getParameter("path"); Resource resource = new FileSystemResource(path); InputStream in; String str=""; try { in = resource.getInputStream(); byte[] bs = FileCopyUtils.copyToByteArray(in); str = Base64.encodeBase64String(bs); str="data:;base64,"+str; System.out.println(str); PrintWriter out = response.getWriter(); out.print(str); out.flush(); } catch (IOException e) { e.printStackTrace(); } return null; }}配置文件 <action-mappings> <action path="/ImageServlet" type="test.ImageAction"> <forward name="index" path="index.jsp" /> </action> </action-mappings>以上代码可解决firefox访问本地路径的问题参考文档:http://www.iteye.com/topic/790473http://www.cnblogs.com/molao-doing/articles/java.html真心感谢他们提供的帮助,也谢谢版主的意见。 父子窗口页面刷新的问题 用innerHTML给textarea的value赋值,IE下丢失换行 求一个JS控制textbox输入行数 dwr做的动态table,当tr事件触发时如何得到单元格中的值 接着问,JS显示隐藏 求助,不知道为什么? 鼠标如何移动到通过onMOUSEOVER和onmouseout控制显示的div1上 高手们指教一下! 通用数据编辑表格控件 如何在设定optionname.options[optionname.length]=new Option("name","value")时让其被选择? 求jquery代码:鼠标经过小图显示大图 页面怎么100%布局
function prop(){
var img=document.getElementById("img");
var path="f:\\005.jpg";
var xmlhttp=null;
if(window.ActiveXObject){
xmlhttp = new ActiveObject("Microsoft.XMLHTTP");
}
else if(window.XMLHttpRequest){
xmlhttp = new XMLHttpRequest();
}
xmlhttp.open("post","<%=basePath%>ImageServlet.do");
xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
xmlhttp.send("path="+path);
var result=xmlhttp.responseText;
img.src=result;
<img id="img2"><br/>//ImageAction.java
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.codec.binary.Base64;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.springframework.core.io.FileSystemResource;
import org.springframework.core.io.Resource;
import org.springframework.util.FileCopyUtils;
public class ImageAction extends ActionForward {
public ActionForward execute(ActionMapping mapping,ActionForm from,HttpServletRequest request,HttpServletResponse response) throws IOException{
String path=request.getParameter("path");
Resource resource = new FileSystemResource(path);
InputStream in;
String str="";
try {
in = resource.getInputStream();
byte[] bs = FileCopyUtils.copyToByteArray(in);
str = Base64.encodeBase64String(bs);
str="data:;base64,"+str;
System.out.println(str);
PrintWriter out = response.getWriter();
out.print(str);
out.flush();
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
}
配置文件
<action-mappings>
<action path="/ImageServlet" type="test.ImageAction">
<forward name="index" path="index.jsp" />
</action>
</action-mappings>以上代码可解决firefox访问本地路径的问题
参考文档:
http://www.iteye.com/topic/790473
http://www.cnblogs.com/molao-doing/articles/java.html
真心感谢他们提供的帮助,也谢谢版主的意见。