Convert POWERPOINT to XLSM via C++ or Online App

POWERPOINT to XLSM File Conversion via C++ without using Microsoft® Excel or PowerPoint

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By using Aspose.Total for C++ you can convert POWERPOINT file to XLSM within C++ applications in two simple steps. Firstly, by using Aspose.Slides for C++ , you can export POWERPOINT to HTML. After that, by using Aspose.Cells for C++ Spreadsheet Programming API, you can convert HTML to XLSM.

How to Convert POWERPOINT to XLSM via C++

  1. Open POWERPOINT file using Presentation class reference
  2. Convert POWERPOINT to HTML by using Save method
  3. Load HTML document by using IWorkbook class reference
  4. Save the document to XLSM format using Save method

Get Started with C++ File Automation APIs

Install via Package Manager Console of Visual Studio with Install-Package Aspose.Total.Cpp.

Alternatively, get the offline MSI installer or DLLs in a ZIP file from downloads .

Free Online Converter for POWERPOINT to XLSM

Convert Protected POWERPOINT to XLSM via C++

Using the API, you can also open the password-protected document. If your input POWERPOINT document is password protected, you cannot convert it to XLSM without using the password. When your document is password protected, it means it enforces certain restrictions on the presentation. To remove the restrictions, the password has to be entered. A password-protected presentation is considered a locked presentation. The API allows you to open the encrypted document by passing the correct password in a LoadOptions object. The following code example shows how to open an encrypted document with a password.

FAQ

  • How can I convert POWERPOINT to XLSM Online?
    The online POWERPOINT conversion app is located above. To begin the conversion process, you can add your POWERPOINT file by either dragging and dropping it onto the white area or clicking inside the area to import the document. Afterward, click the "Convert" button. Once the POWERPOINT to XLSM conversion process is completed, you can download your converted file with just one click.
  • How long does it take to convert POWERPOINT?
    The speed of this online converter is fast, but it largely depends on the size of the POWERPOINT file being converted. Smaller POWERPOINT files can be rendered to XLSM in just a few seconds. If you plan to integrate the conversion code within a C++ application, the speed will depend on how you have optimized your application for the conversion process.
  • Is it safe to convert POWERPOINT to XLSM using free Aspose.Total converter?
    Of course! The download link of XLSM files will be available instantly after conversion. We delete uploaded files after 24 hours and the download links will stop working after this time period. No one has access to your files. File conversion (including POWERPOINT) is absolutely safe. Mainly free app is integrated for the purpose of testing so that one can check the result before integrating the code.
  • What browser should I use to convert POWERPOINT?
    You can use any modern browser for this online conversion, for example, Google Chrome, Firefox, Opera, Safari. But in case you are developing a Desktop application. Aspose.Total POWERPOINT Conversion API will work smooth.

Explore POWERPOINT Conversion Options with C++

Convert POWERPOINT to CSV (Comma Seperated Values)
Convert POWERPOINT to DIF (Data Interchange Format)
Convert POWERPOINT to EXCEL (Spreadsheet File Formats)
Convert POWERPOINT to FODS (OpenDocument Flat XML Spreadsheet)
Convert POWERPOINT to MARKDOWN (Lightweight Markup Language)
Convert POWERPOINT to ODS (OpenDocument Spreadsheet)
Convert POWERPOINT to SXC (StarOffice Calc Spreadsheet)
Convert POWERPOINT to TSV (Tab-separated Values)
Convert POWERPOINT to XLAM (Excel Macro-Enabled Add-In)
Convert POWERPOINT to XLS (Microsoft Excel Binary Format)
Convert POWERPOINT to XLSB (Excel Binary Workbook)
Convert POWERPOINT to XLSX (Open XML Workbook)
Convert POWERPOINT to XLT (Excel 97 - 2003 Template)
Convert POWERPOINT to XLTM (Excel Macro-Enabled Template)

What is POWERPOINT File Format?

PowerPoint is a widely used presentation software that offers various file formats to save and share presentations. Understanding the different file formats in PowerPoint is essential for compatibility, sharing, and maintaining the visual integrity of presentations.

The default file format in PowerPoint is PPT (PowerPoint Presentation). PPT files are compatible with older versions of PowerPoint but may have limitations in terms of compatibility with other software applications. However, with newer versions, the PPTX (PowerPoint Open XML Presentation) format has become more prevalent. PPTX offers several advantages, including smaller file sizes, improved data recovery, and enhanced compatibility with other programs.

In addition to PPT and PPTX, PowerPoint supports other file formats like PDF (Portable Document Format). PDF files are widely used for sharing and publishing presentations because they preserve the formatting, layout, and graphics of the original slides, ensuring consistent viewing across different devices and platforms.

PowerPoint also allows saving presentations in formats like POT (PowerPoint Template) and POTX (PowerPoint Open XML Template). These formats serve as templates for creating new presentations with predefined styles, layouts, and designs.

For compatibility with other software applications, PowerPoint supports formats like ODP (OpenDocument Presentation) and HTML (Hypertext Markup Language). ODP files are open-source and can be used with software like LibreOffice and Google Slides. HTML files are web-compatible, allowing presentations to be displayed in web browsers.

What is XLSM File Format?

The XLSM file format is another file format used by Microsoft Excel, and it stands for Excel Macro-Enabled Workbook. Similar to XLSB, XLSM files offer additional functionality and capabilities compared to the standard XLSX format.

XLSM files are designed to store spreadsheet data that includes macros. Macros are small programs or scripts that automate tasks within Excel. With the XLSM format, users can create, edit, and execute macros directly within the workbook. This makes XLSM files particularly useful for automating repetitive tasks, performing complex calculations, or creating customized functions.

By enabling macros, XLSM files allow users to enhance the functionality of their spreadsheets. Macros can be written using the Visual Basic for Applications (VBA) programming language, providing a powerful tool for customization and automation within Excel.

One of the main advantages of the XLSM format is its ability to store and execute macros seamlessly. When an XLSM file is opened, Excel enables the macros contained within the file, allowing users to utilize the automation and customization features provided by the macros.

However, it’s important to note that due to potential security risks, some Excel versions may prompt users to enable or disable macros when opening an XLSM file. This is done to protect against potentially malicious macros that could harm the system or compromise data.