Presentation.DocumentProperties Property

Obtains presentation document properties.

Namespace: DevExpress.Docs.Presentation

Assembly: DevExpress.Docs.Presentation.v25.1.dll

NuGet Package: DevExpress.Docs.Presentation

Declaration

C#

public DocumentProperties DocumentProperties { get; }

VB.NET

Public ReadOnly Property DocumentProperties As DocumentProperties

Property Value

Type	Description
DocumentProperties	Document properties associated with the presentation.

Remarks

DocumentProperties obtains all document properties. You have the option to select between built-in and custom document properties.

Built-In Document Properties

The following code snippet specifies built-in document properties:

C#

using DevExpress.Docs.Presentation;
//...
using (var presentation = new Presentation(File.ReadAllBytes("C:\\Documents\\Presentation.pptx")))
{
    var documentProperties = presentation.DocumentProperties;
    documentProperties.Author = "Jane Doe";
    documentProperties.Title = " Innovating for the Future: Trends in Sustainable Technology";
    documentProperties.Company = "GreenTech Solutions Inc.";
    documentProperties.Keywords = "Sustainability, Green Technology, Innovation, Future Trends, Eco-Friendly Solutions";

    presentation.SaveDocument(new FileStream("C:\\Documents\\Presentation_upd.pptx", FileMode.Create));
}

VB.NET

Imports DevExpress.Docs.Presentation
'...
Using presentation = New Presentation(File.ReadAllBytes("C:\Documents\Presentation.pptx"))
  Dim documentProperties = presentation.DocumentProperties
  documentProperties.Author = "Jane Doe"
  documentProperties.Title = " Innovating for the Future: Trends in Sustainable Technology"
  documentProperties.Company = "GreenTech Solutions Inc."
  documentProperties.Keywords = "Sustainability, Green Technology, Innovation, Future Trends, Eco-Friendly Solutions"

  presentation.SaveDocument(New FileStream("C:\Documents\Presentation_upd.pptx", FileMode.Create))
End Using

Obtain or Specify Custom Document Properties

The DocumentProperties.CustomProperties property allows you to specify custom document properties. Call the Add method to add a new custom property:

• String
• Boolean
• Int
• Double
• DateTime

The following code snippet creates new custom properties:

C#

using DevExpress.Docs.Presentation;

using (var presentation = new Presentation(File.ReadAllBytes("C:\\Documents\\Presentation.pptx")))
{
    var customProperties = presentation.DocumentProperties.CustomProperties;
    customProperties.Add("string property", "string");
    customProperties.Add("boolean property", true);
    customProperties.Add("date property", DateTime.Now);
    customProperties.Add("int property", 5);
    customProperties.Add("double property", 2.55);

    presentation.SaveDocument(new FileStream("C:\\Documents\\Presentation_upd.pptx", FileMode.Create));
}

VB.NET

Imports DevExpress.Docs.Presentation

Using presentation = New Presentation(File.ReadAllBytes("C:\Documents\Presentation.pptx"))
  Dim customProperties = presentation.DocumentProperties.CustomProperties
  customProperties.Add("string property", "string")
  customProperties.Add("boolean property", True)
  customProperties.Add("date property", Date.Now)
  customProperties.Add("int property", 5)
  customProperties.Add("double property", 2.55)

  presentation.SaveDocument(New FileStream("C:\Documents\Presentation_upd.pptx", FileMode.Create))
End Using