Csharp:user WebControl Read Adobe PDF Files In Your Web Browser
namespace GeovinDu.PdfViewer { [DefaultProperty("FilePath")] [ToolboxData("<{0}:ShowPdf runat=server></{0}:ShowPdf>")] public class ShowPdf : WebControl { #region "Declarations" //Geovin Du 塗聚文 20131010 private string mFilePath; #endregion #region "Properties" [Category("Source File")] [Browsable(true)] [Description("Set path to source file.")] [Editor(typeof(System.Web.UI.Design.UrlEditor), typeof(System.Drawing.Design.UITypeEditor))] public string FilePath { get { return mFilePath; } set { if (value == string.Empty) { mFilePath = string.Empty; } else { int tilde = -1; tilde = value.IndexOf('~'); if (tilde != -1) { mFilePath = value.Substring((tilde + 2)).Trim(); } else { mFilePath = value; } } } } // end FilePath property #endregion #region "Rendering" /// <summary> /// Geovin Du 塗聚文 20131010 /// </summary> /// <param name="writer"></param> protected override void RenderContents(HtmlTextWriter writer) { try { StringBuilder sb = new StringBuilder(); sb.Append("<iframe src=" + FilePath.ToString() + " "); sb.Append("width=" + Width.ToString() + " height=" + Height.ToString() + " "); sb.Append("<View PDF: <a href=" + FilePath.ToString() + "</a></p> "); sb.Append("</iframe>"); writer.RenderBeginTag(HtmlTextWriterTag.Div); writer.Write(sb.ToString()); writer.RenderEndTag(); } catch { // with no properties set, this will render "Display PDF Control" in a // a box on the page writer.RenderBeginTag(HtmlTextWriterTag.Div); writer.Write("Display PDF Control"); writer.RenderEndTag(); } // end try-catch } // end RenderContents #endregion } // end class } // end namespace Geovin Du 塗聚文 20131010
哲学管理(学)人生, 文学艺术生活, 自动(计算机学)物理(学)工作, 生物(学)化学逆境, 历史(学)测绘(学)时间, 经济(学)数学金钱(理财), 心理(学)医学情绪, 诗词美容情感, 美学建筑(学)家园, 解构建构(分析)整合学习, 智商情商(IQ、EQ)运筹(学)生存.---Geovin Du(涂聚文)