Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WebForms / System / Web / UI / Design / WebParts / DesignerWebPartChrome.cs / 1 / DesignerWebPartChrome.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.WebControls.WebParts { using System.Design; using System.Globalization; using System.IO; using System.Web.UI; using System.Web.UI.Design; using System.Web.UI.WebControls; using System.Web.UI.WebControls.WebParts; ////// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] internal class DesignerWebPartChrome : WebPartChrome { private ViewRendering _partViewRendering; public DesignerWebPartChrome(WebPartZoneBase zone) : base(zone, null) { } public ViewRendering GetViewRendering(Control control) { string designTimeHtml; DesignerRegionCollection regions; try { _partViewRendering = ControlDesigner.GetViewRendering(control); regions = _partViewRendering.Regions; WebPart webPart = control as WebPart; if (webPart == null) { // We should not reparent the control, so we must use the DesignerGenericWebPart instead // of the regular GenericWebPart. // Pass in the ViewControl instead of the Control, so that design-time themes are // reflected in the Chrome rendering webPart = new DesignerGenericWebPart(PartDesigner.GetViewControl(control)); } StringWriter innerWriter = new StringWriter(CultureInfo.InvariantCulture); // Pass in the ViewControl instead of the WebPart, so that design-time themes are // reflected in the Chrome rendering RenderWebPart(new DesignTimeHtmlTextWriter(innerWriter), (WebPart)PartDesigner.GetViewControl(webPart)); designTimeHtml = innerWriter.ToString(); } catch (Exception e) { designTimeHtml = ControlDesigner.CreateErrorDesignTimeHtml( SR.GetString(SR.ControlDesigner_UnhandledException), e, control); regions = new DesignerRegionCollection(); } StringWriter writer = new StringWriter(CultureInfo.InvariantCulture); DesignTimeHtmlTextWriter htmlTextWriter = new DesignTimeHtmlTextWriter(writer); bool horizontal = (Zone.LayoutOrientation == Orientation.Horizontal); if (horizontal) { htmlTextWriter.AddStyleAttribute("display", "inline-block"); htmlTextWriter.AddStyleAttribute(HtmlTextWriterStyle.Height, "100%"); htmlTextWriter.RenderBeginTag(HtmlTextWriterTag.Span); } htmlTextWriter.Write(designTimeHtml); if (horizontal) { htmlTextWriter.RenderEndTag(); } return new ViewRendering(writer.ToString(), regions); } protected override void RenderPartContents(HtmlTextWriter writer, WebPart webPart) { writer.Write(_partViewRendering.Content); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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