Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WebForms / System / Web / UI / Design / WebParts / DesignerEditorPartChrome.cs / 1 / DesignerEditorPartChrome.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.WebControls.WebParts { using System.Collections; using System.Collections.Specialized; 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 DesignerEditorPartChrome : EditorPartChrome { private ViewRendering _partViewRendering; public DesignerEditorPartChrome(EditorZone zone) : base(zone) { } public ViewRendering GetViewRendering(Control control) { EditorPart part = control as EditorPart; if (part == null) { // The control is not an EditorPart, so we should render an error block. (VSWhidbey 232109) string errorDesignTimeHtml = ControlDesigner.CreateErrorDesignTimeHtml( SR.GetString(SR.EditorZoneDesigner_OnlyEditorParts), null, control); return new ViewRendering(errorDesignTimeHtml, new DesignerRegionCollection()); } else { string designTimeHtml; DesignerRegionCollection regions; try { // Set Zone for EditorPart at design-time IDictionary param = new HybridDictionary(1); param["Zone"] = Zone; ((IControlDesignerAccessor)part).SetDesignModeState(param); _partViewRendering = ControlDesigner.GetViewRendering(part); regions = _partViewRendering.Regions; StringWriter writer = new StringWriter(CultureInfo.InvariantCulture); // Pass in the ViewControl instead of the EditorPart, so that design-time themes are // reflected in the Chrome rendering RenderEditorPart(new DesignTimeHtmlTextWriter(writer), (EditorPart)PartDesigner.GetViewControl(part)); designTimeHtml = writer.ToString(); } catch (Exception e) { designTimeHtml = ControlDesigner.CreateErrorDesignTimeHtml( SR.GetString(SR.ControlDesigner_UnhandledException), e, control); regions = new DesignerRegionCollection(); } return new ViewRendering(designTimeHtml, regions); } } protected override void RenderPartContents(HtmlTextWriter writer, EditorPart editorPart) { 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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