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	C#显示url图片

neoit

7-7-2008 11:19 PM

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tags:

.net, c#

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/cdd630c3-2770-4bec-bc67-72808c506906/E28DEC5F-FAB9-4C91-B744-3D1AAF4634EB/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://webtech.blog.techweb.com.cn/archives/2007/2007118164819.shtml" href="http://webtech.blog.techweb.com.cn/archives/2007/2007118164819.shtml" style="font-size: 11px;">webtech.blog.techweb.com.cn</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://webtech.blog.techweb.com.cn/archives/2007/2007118164819.shtml"><TR><TH>C#显示url图片</TH></TR><TR><TD class="isPost">webtech 发表于 2007-1-18 16:48:00</TD></TR><TR><TD class="content">private void GetUrlImage(string url)<BR />        { <BR />            WebClient client = new WebClient();<BR />            client.OpenReadCompleted +=new OpenReadCompletedEventHandler(client_OpenReadCompleted);<BR />            client.OpenReadAsync(new Uri(url));<BR />        }<BR />        void client_OpenReadCompleted(object sender, OpenReadCompletedEventArgs e)<BR />        {<BR />            Stream stream = e.Result;<BR />            this.pictureBox1.Image= Image.FromStream(stream); <BR />        }<BR />  
<P><FONT face="Courier New"><DIV>C#下载图片修改后显示</DIV><BR /><FONT face="宋体"></FONT><BR /> <BR />using System.Net;<BR />using System.Drawing;</FONT></p> <P><FONT face="Courier New">//1、将原始图片下载下来：<BR />string url = "</FONT><A href="http://www.mozilla.org/images/feature-back-cnet.png"><FONT face="Courier New">http://www.mozilla.org/images/feature-back-cnet.png</FONT></A><FONT face="Courier New">";<BR />WebClient myWebClient = new WebClient();<BR />myWebClient.DownloadFile(url,"C:\\temp\\feature-back-cnet.png");  </FONT></p> <P><FONT face="Courier New">System.Drawing.Image image = System.Drawing.Image.FromFile("C:\\temp\\feature-back-cnet.png");<BR />Bitmap bmp = new Bitmap(image,new Size(100,100));</FONT></p> <P><FONT face="Courier New">//2.将新图片保存到 C:\temp\newPic.png<BR />bmp.Save("C:\\temp\\newPic.png",System.Drawing.Imaging.ImageFormat.Png);<BR /><DIV>Image1.ImageUrl = "C:\\temp\\newPic.png"; </DIV></FONT></P></TD></TR></blockquote></div><div style="margin: 0px 6px 6px 4px;"><table style="font-size: 11px;border-spacing: 0px;padding: 0px;" cellpadding="0" cellspacing="0" width="100%"><tr><td style="background:transparent;border-width:0px;padding:0px;">&nbsp;</td><td align="right" style="background:transparent;border-width:0px;padding:0px;width:107px" width="107"><a href="http://clipmarks.com/share/E28DEC5F-FAB9-4C91-B744-3D1AAF4634EB/blog/" title="blog or email this clip"><img src="http://content10.clipmarks.com/images/c2b-foot.png" border="0" alt="blog it" width="107" height="17" style="border-width:0px;padding:0px;margin:0px;" /></a></td></tr></table></div></div>

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