DocumentPropertiesDialog.cs source code in C# .NET

                        Code:
                         / DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / TrustUi / MS / Internal / documents / Application / DocumentPropertiesDialog.cs / 1 / DocumentPropertiesDialog.cs
                        
                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// 
// Description: 
//    DocumentPropertiesDialog - Dialog to view the current document properties.
// 
// History:
// 08/31/05 - [....] created
//
//--------------------------------------------------------------------------- 
using MS.Internal.Documents;
using System; 
using System.Collections.Generic; 
using System.ComponentModel;
using System.Drawing; 
using System.Globalization;
using System.IO.Packaging;                  // For Package
using System.Security;
using System.Text; 
using System.Windows.Forms;
using System.Windows.TrustUI;               // For string resources 
 
namespace MS.Internal.Documents.Application
{ 
    /// 
    /// Dialog to view the current document properties.
    /// 
    internal sealed partial class DocumentPropertiesDialog : DialogBaseForm 
    {
        //----------------------------------------------------- 
        // 
        //  Constructors
        // 
        //-----------------------------------------------------
        #region Constructors
        /// 
        /// Construct a new dialog, and populate it with data. 
        /// 
        internal DocumentPropertiesDialog() : base() 
        { 
            if (DocumentProperties.Current == null)
            { 
                throw new NotSupportedException(SR.Get(SRID.DocumentPropertiesDialogDocumentPropertiesMustExist));
            }

            PopulateDataFields(); 
        }
        #endregion Constructors 
 
        //------------------------------------------------------
        // 
        //  Protected Methods
        //
        //-----------------------------------------------------
        #region Protected Methods 
        /// 
        /// Called from the base constructor, this will setup all of the required string 
        /// resources for the dialog. 
        /// 
        protected override void ApplyResources() 
        {
            base.ApplyResources();

            // Get strings from the string table. 
            this.Text = SR.Get(SRID.DocumentPropertiesDialogTitle);
            SetTextProperty(_summaryTab, SR.Get(SRID.DocumentPropertiesDialogSummaryLabel)); 
            SetTextProperty(_titleLabel, SR.Get(SRID.DocumentPropertiesDialogTitleLabel)); 
            SetTextProperty(_authorLabel, SR.Get(SRID.DocumentPropertiesDialogAuthorLabel));
            SetTextProperty(_subjectLabel, SR.Get(SRID.DocumentPropertiesDialogSubjectLabel)); 
            SetTextProperty(_descriptionLabel, SR.Get(SRID.DocumentPropertiesDialogDescriptionLabel));
            SetTextProperty(_keywordsLabel, SR.Get(SRID.DocumentPropertiesDialogKeywordsLabel));
            SetTextProperty(_categoryLabel, SR.Get(SRID.DocumentPropertiesDialogCategoryLabel));
            SetTextProperty(_languageLabel, SR.Get(SRID.DocumentPropertiesDialogLanguageLabel)); 
            SetTextProperty(_contentLabel, SR.Get(SRID.DocumentPropertiesDialogContentLabel));
            SetTextProperty(_statusLabel, SR.Get(SRID.DocumentPropertiesDialogStatusLabel)); 
            SetTextProperty(_versionLabel, SR.Get(SRID.DocumentPropertiesDialogVersionLabel)); 
            SetTextProperty(_identifierLabel, SR.Get(SRID.DocumentPropertiesDialogIdentifierLabel));
            SetTextProperty(_okButton, SR.Get(SRID.DocumentPropertiesDialogOkButtonLabel)); 
            SetTextProperty(_infoTab, SR.Get(SRID.DocumentPropertiesDialogInfoLabel));
            SetTextProperty(_sizeLabel, SR.Get(SRID.DocumentPropertiesDialogSizeLabel));
            SetTextProperty(_documentDetailBox, SR.Get(SRID.DocumentPropertiesDialogDocumentDetailBoxLabel));
            SetTextProperty(_lastSavedLabel, SR.Get(SRID.DocumentPropertiesDialogLastSavedByLabel)); 
            SetTextProperty(_revisionLabel, SR.Get(SRID.DocumentPropertiesDialogRevisionLabel));
            SetTextProperty(_documentCreatedLabel, SR.Get(SRID.DocumentPropertiesDialogDocumentCreatedLabel)); 
            SetTextProperty(_documentModifiedLabel, SR.Get(SRID.DocumentPropertiesDialogDocumentModifiedLabel)); 
            SetTextProperty(_documentPrintedLabel, SR.Get(SRID.DocumentPropertiesDialogDocumentPrintedLabel));
            SetTextProperty(_fileSystemBox, SR.Get(SRID.DocumentPropertiesDialogFileSystemBoxLabel)); 
            SetTextProperty(_fileCreatedLabel, SR.Get(SRID.DocumentPropertiesDialogFileCreatedLabel));
            SetTextProperty(_fileModifiedLabel, SR.Get(SRID.DocumentPropertiesDialogFileModifiedLabel));
            SetTextProperty(_fileAccessedLabel, SR.Get(SRID.DocumentPropertiesDialogFileAccessedLabel));
        } 
        #endregion Protected Methods
 
        //------------------------------------------------------ 
        //
        //  Private Methods 
        //
        //------------------------------------------------------
        #region Private Methods
        ///  
        /// PopulateDataFields:  Fill in all dialog data values.
        ///  
        ///  
        ///     Critical    - Accesses SecurityCritical properties of DocumentProperties,
        ///                   each of which is related to specific information about the 
        ///                   container that had to use FileIO to set.
        ///     TreatAsSafe - The values are being used to populate fields of an internal
        ///                   winforms dialog, and are not stored anywhere else.
        ///  
        [SecurityCritical, SecurityTreatAsSafe]
        private void PopulateDataFields() 
        { 
            // Load CoreProperties values.
            SetTextProperty(_author, DocumentProperties.Current.CoreProperties.Creator); 
            SetTextProperty(_category, DocumentProperties.Current.CoreProperties.Category);
            SetTextProperty(_content, DocumentProperties.Current.CoreProperties.ContentType);
            SetTextProperty(_description, DocumentProperties.Current.CoreProperties.Description);
            SetTextProperty(_documentCreatedDate, DocumentProperties.Current.CoreProperties.Created); 
            SetTextProperty(_documentModifiedDate, DocumentProperties.Current.CoreProperties.Modified);
            SetTextProperty(_documentPrintedDate, DocumentProperties.Current.CoreProperties.LastPrinted); 
            SetTextProperty(_documentType, DocumentProperties.Current.CoreProperties.ContentType); 
            SetTextProperty(_identifier, DocumentProperties.Current.CoreProperties.Identifier);
            SetTextProperty(_keywords, DocumentProperties.Current.CoreProperties.Keywords); 
            SetTextProperty(_lastSaved, DocumentProperties.Current.CoreProperties.LastModifiedBy);
            SetTextProperty(_revision, DocumentProperties.Current.CoreProperties.Revision);
            SetTextProperty(_status, DocumentProperties.Current.CoreProperties.ContentStatus);
            SetTextProperty(_subject, DocumentProperties.Current.CoreProperties.Subject); 
            SetTextProperty(_title, DocumentProperties.Current.CoreProperties.Title);
            SetTextProperty(_version, DocumentProperties.Current.CoreProperties.Version); 
            SetTextProperty(_language, DocumentProperties.Current.CoreProperties.Language); 

            // Load additional properties (file or system related) 
            SetTextProperty(_fileAccessedDate, DocumentProperties.Current.FileAccessed);  //SecurityCritical
            SetTextProperty(_fileCreatedDate, DocumentProperties.Current.FileCreated);    //SecurityCritical
            SetTextProperty(_fileModifiedDate, DocumentProperties.Current.FileModified);  //SecurityCritical
            SetTextProperty(_size, FormatFileSize(DocumentProperties.Current.FileSize));  //SecurityCritical 

            SetTextProperty(_filename, DocumentProperties.Current.Filename); 
 
            // If Image is not set, create it from the current form icon.
            if (DocumentProperties.Current.Image == null) 
            {
                DocumentProperties.Current.Image = this.Icon.ToBitmap();
            }
 
            // Display the current Image if one is set.
            if (DocumentProperties.Current.Image != null) 
            { 
                _iconPictureBox.Image = DocumentProperties.Current.Image;
            } 
        }

        /// 
        /// Sets the Text property of a control to the selected value, or to String.Empty 
        /// if the text parameter is null.
        ///  
        ///  
        /// 
        private void SetTextProperty(Control control, string text) 
        {
            // Check if control exists
            if (control != null)
            { 
                // Check if text is a valid string, otherwise use String.Empty
                control.Text = String.IsNullOrEmpty(text) ? 
                    String.Empty : text; 
            }
        } 

        /// 
        /// Sets the Text property of a control to the string representation of the Date
        /// parameter, or String.Empty if the date is null. 
        /// 
        ///  
        ///  
        private void SetTextProperty(Control control, DateTime? date)
        { 
            // Check if control exists
            if (control != null)
            {
                // Check if date is valid, and format string. 
                control.Text = (!date.HasValue) ?
                    SR.Get(SRID.DocumentPropertiesDialogNotAvailable) : 
                    String.Format( 
                        CultureInfo.CurrentCulture,
                        SR.Get(SRID.DocumentPropertiesDialogDateFormat), 
                        date.Value);
            }
        }
 
        /// 
        /// Formats the incoming filesize into a typical shell properties dialog 
        /// format. 
        ///
        /// - If the filesize is less than 1024 bytes, then "filesize bytes" is returned; 
        /// - If the filesize is less than 1 megabyte, then "filesize KB" is returned;
        /// - Otherwise "filesize MB" is returned.
        ///
        /// Up to two decimal places of precision are returned, based on the number of digits 
        /// in the result.
        ///  
        ///  
        /// 
        private string FormatFileSize(long fileSize) 
        {
            // Ensure that file size is valid.
            if (fileSize <= 0)
            { 
                return String.Empty;
            } 
 
            // Determine the "short" representation for the file size.
            double size = fileSize; 
            string unitString = String.Empty;

            // Calcuate the value to display, and determine the appropriate unit (bytes, KB, MB)
            if (size >= 1024) 
            {
                size /= 1024; 
 
                if (size >= 1024)
                { 
                    // Since the number is larger than 1 meg, select MB and compute the value
                    // relative to megabytes.
                    size /= 1024;
                    unitString = SR.Get(SRID.DocumentPropertiesDialogFileSizeMBUnit); 
                }
                else 
                { 
                    // Select KB since the value is less than a meg, but greater than 1 KB.
                    unitString = SR.Get(SRID.DocumentPropertiesDialogFileSizeKBUnit); 
                }
            }

            // Determine how many decimals are required 
            int decimalPlaces = 0;
            if (size < 10) 
            { 
                decimalPlaces = 2;
            } 
            else if (size < 100)
            {
                decimalPlaces = 1;
            } 

            // Adjust the string format to represent the appropriate number of decimal places. 
            string format = String.Format( 
                CultureInfo.CurrentCulture,
                SR.Get(SRID.DocumentPropertiesDialogFileSizeFormat), 
                new String('#', decimalPlaces));

            // Format the resulting string.
            return String.Format( 
                CultureInfo.CurrentCulture,
                format, 
                size, 
                unitString,
                fileSize, 
                SR.Get(SRID.DocumentPropertiesDialogFileSizeBytesUnit));
        }

        ///  
        /// Handles the ok button click.
        ///  
        /// sender object 
        /// EventArgs
        ///  
        private void _okButtonClick(object sender, EventArgs e)
        {
            Close();
        } 
        #endregion Private Methods
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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