Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WebForms / System / Web / UI / Design / XmlFileEditor.cs / 1 / XmlFileEditor.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design { using System.Runtime.InteropServices; using System.Diagnostics; using System; using System.Design; using System.IO; using System.Collections; using System.ComponentModel; using System.Windows.Forms; using System.Drawing; using System.Drawing.Design; using System.Windows.Forms.Design; using System.Windows.Forms.ComponentModel; using System.Web.UI.Design.Util; ////// /// [System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode)] public class XmlFileEditor : UITypeEditor { internal FileDialog fileDialog = null; ///Provides an editor for visually picking an XML File. ////// /// Edits the given object value using the editor style provided by /// GetEditorStyle. A service provider is provided so that any /// required editing services can be obtained. /// public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value) { if (provider != null) { IWindowsFormsEditorService edSvc = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService)); if (edSvc != null) { if (fileDialog == null) { fileDialog = new OpenFileDialog(); fileDialog.Title = SR.GetString(SR.XMLFilePicker_Caption); fileDialog.Filter = SR.GetString(SR.XMLFilePicker_Filter); } if (value != null) { fileDialog.FileName = value.ToString(); } if (fileDialog.ShowDialog() == DialogResult.OK) { value = fileDialog.FileName; } } } return value; } ////// /// Retrieves the editing style of the Edit method. If the method /// is not supported, this will return None. /// public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context) { return UITypeEditorEditStyle.Modal; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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