PowerPoint prezentacija može se osigurati na različite načine, primjerice primjenom vodenog žiga, dodavanjem potpisa ili postavljanjem samo za čitanje. U ovom vodiču korak po korak, pokazat ćemo vam kako osigurati PowerPoint prezentaciju u C# .NET-u pomoću lozinke.
Aspose.Slides for .NET API vam pomaže osigurati PowerPoint presentation pomoću C# bez potrebe za Microsoft Interop i ne zahtijeva instaliranje Microsoft PowerPointa.
Koraci za sigurnu PowerPoint prezentaciju u C#
- Koristite Aspose.Slides for .NET NuGet paket
- Dodajte referencu na prostore imena Aspose.Slides i Aspose.Slides.Export
- Primijenite Aspose licencu uz pomoć metode SetLicense
- Pokreni instancu Presentation Class
- Upotrijebite metodu šifriranja klase ProtectionManager da biste osigurali prezentaciju lozinkom
- Na kraju, spremite prezentaciju zaštićenu lozinkom pomoću metode Spremi i svojstva SaveFormat.Pptx
Kod za osiguranje PowerPoint prezentacije u C#
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| using System; | |
| //Install Aspose.Slides for .NET NuGet package | |
| //and then utilize the following namespace to | |
| //secure PowerPoint presentation | |
| using Aspose.Slides; | |
| using Aspose.Slides.Export; | |
| namespace SecurePowerPointPresentation | |
| { | |
| class Program | |
| { | |
| static void Main(string[] args) | |
| { | |
| //Set Aspose license before securing PowerPoint presentation | |
| //using Aspose.Slides for .NET | |
| Aspose.Slides.License AsposeSlidesLicense = new Aspose.Slides.License(); | |
| AsposeSlidesLicense.SetLicense(@"c:\asposelicense\license.lic"); | |
| //create an object of Presentation class from Aspose.Slides namespace | |
| //and provide the PowerPoint presentation to secure in the constructor | |
| Presentation PowerPointPresentationToSecure = new Presentation("PowerPointPresentationToSecure.pptx"); | |
| //specify the password with which you want to secure the presentation | |
| //this can be taken as input password from the user/admin etc. | |
| String PasswordForPresentationSecurity = "8ma2bzdqgo"; | |
| //Encrypt or secure the presentation with the password using Encrypt method | |
| //with the help of ProtectionManager | |
| PowerPointPresentationToSecure.ProtectionManager.Encrypt(PasswordForPresentationSecurity); | |
| //Finally, save the output presentation secured with password | |
| //provide PPTX as save format | |
| PowerPointPresentationToSecure.Save("PresentationSecuredWithPassword.pptx",Aspose.Slides.Export.SaveFormat.Pptx); | |
| } | |
| } | |
| } |
U gornjim koracima i kodu naučili ste kako osigurati PPTX pomoću C#. Ovaj API nije ograničen na zaštitu lozinkom, nego također možete zaključati i otključati PPTX datoteku u C#. To osiguravanje PPTX-a pomoću C# čini vrlo jednostavnim i laganim zadatkom uz pomoć Aspose.Slides za .NET.
