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¡¡¡¡ÎÒÃÇ»¹ÊÇÑØÓÃÉÏÃæµÄÀý×ÓÀ´Ìí¼ÓÊôÐÔ PicShowʾÀý£º
public class PicShow : Control
{
private string _imgUrl;
//ÊôÐÔ
public virtual string ImgUrl
{
get
{
return this._imgUrl;
}
set
{
this._imgUrl = value;
}
}
protected override void Render(HtmlTextWriter writer)
{
writer.AddStyleAttribute(HtmlTextWriterStyle.TextAlign, "center");
writer.AddStyleAttribute(HtmlTextWriterStyle.Height, "100px");
writer.AddStyleAttribute(HtmlTextWriterStyle.Width, "100px");
writer.RenderBeginTag(HtmlTextWriterTag.Div);
//Create Img Tag
writer.AddAttribute(HtmlTextWriterAttribute.Src, this.ImgUrl);
writer.AddStyleAttribute(HtmlTextWriterStyle.Width, "80px");
writer.AddStyleAttribute(HtmlTextWriterStyle.Height, "80px");
writer.RenderBeginTag(HtmlTextWriterTag.Img);
writer.RenderEndTag();
//End Of Div
writer.RenderEndTag();
}
}
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org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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ImgUrl="Images/1109508867.jpg">
¡¡¡¡¡¡¡¡¡¡¡¡onclick="btnChange_Click" />
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protected void btnChange_Click(object sender, EventArgs e)
{
if (this.psDemo.ImgUrl == "Images/1109508867.jpg")
this.psDemo.ImgUrl = "Images/bg.jpg";
else
this.psDemo.ImgUrl = "Images/1109508867.jpg";
}
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