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Build your first PowerPoint task pane add-in with Visual Studio

  • Artikkel

In this article, you'll walk through the process of building a PowerPoint task pane add-in.

Prerequisites

  • Visual Studio 2019 or later with the Office/SharePoint development workload installed.

    Note

    If you've previously installed Visual Studio, use the Visual Studio Installer to ensure that the Office/SharePoint development workload is installed.

  • Office connected to a Microsoft 365 subscription (including Office on the web).

Create the add-in project

  1. In Visual Studio, choose Create a new project.

  2. Using the search box, enter add-in. Choose PowerPoint Web Add-in, then select Next.

  3. Name your project and select Create.

  4. In the Create Office Add-in dialog window, choose Add new functionalities to PowerPoint, and then choose Finish to create the project.

  5. Visual Studio creates a solution and its two projects appear in Solution Explorer. The Home.html file opens in Visual Studio.

Explore the Visual Studio solution

When you've completed the wizard, Visual Studio creates a solution that contains two projects.

Project Description
Add-in project Contains only an XML-formatted add-in only manifest file, which contains all the settings that describe your add-in. These settings help the Office application determine when your add-in should be activated and where the add-in should appear. Visual Studio generates the contents of this file for you so that you can run the project and use your add-in immediately. Change these settings any time by modifying the XML file.
Web application project Contains the content pages of your add-in, including all the files and file references that you need to develop Office-aware HTML and JavaScript pages. While you develop your add-in, Visual Studio hosts the web application on your local IIS server. When you're ready to publish the add-in, you'll need to deploy this web application project to a web server.

Update the code

  1. Home.html specifies the HTML that will be rendered in the add-in's task pane. In Home.html, replace the <body> element with the following markup and save the file.

    <body class="ms-font-m ms-welcome">
    <div id="content-header">
        <div class="padding">
            <h1>Welcome</h1>
        </div>
    </div>
    <div id="content-main">
        <div class="padding">
            <p>Select a slide and then choose the buttons to below to add content to it.</p>
            <br />
            <h3>Try it out</h3>
            <button class="ms-Button" id="insert-image">Insert Image</button>
            <br/><br/>
            <button class="ms-Button" id="insert-text">Insert Text</button>
        </div>
    </div>
</body>

  2. Open the file Home.js in the root of the web application project. This file specifies the script for the add-in. Replace the entire contents with the following code and save the file.

    'use strict';

(function () {

    Office.onReady(function() {
        // Office is ready
        $(document).ready(function () {
            // The document is ready
            $('#insert-image').on("click", insertImage);
            $('#insert-text').on("click", insertText);
        });
    });

    function insertImage() {
        Office.context.document.setSelectedDataAsync(getImageAsBase64String(), {
            coercionType: Office.CoercionType.Image,
            imageLeft: 50,
            imageTop: 50,
            imageWidth: 400
        },
            function (asyncResult) {
                if (asyncResult.status === Office.AsyncResultStatus.Failed) {
                    console.log(asyncResult.error.message);
                }
            });
    }  

    function insertText() {
        Office.context.document.setSelectedDataAsync("Hello World!",
            function (asyncResult) {
                if (asyncResult.status === Office.AsyncResultStatus.Failed) {
                    console.log(asyncResult.error.message);
                }
            });
    }

    function getImageAsBase64String() {
        return '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';
    }

})();

  3. Open the file Home.css in the root of the web application project. This file specifies the custom styles for the add-in. Replace the entire contents with the following code and save the file.

    #content-header {
    background: #2a8dd4;
    color: #fff;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px; 
    overflow: hidden;
}

#content-main {
    background: #fff;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: auto; 
}

.padding {
    padding: 15px;
}

Update the manifest

  1. Open the add-in only manifest file in the add-in project. This file defines the add-in's settings and capabilities.

  2. The ProviderName element has a placeholder value. Replace it with your name.

  3. The DefaultValue attribute of the DisplayName element has a placeholder. Replace it with My Office Add-in.

  4. The DefaultValue attribute of the Description element has a placeholder. Replace it with A task pane add-in for PowerPoint.

  5. Save the file.

    ...
<ProviderName>John Doe</ProviderName>
<DefaultLocale>en-US</DefaultLocale>
<!-- The display name of your add-in. Used on the store and various places of the Office UI such as the add-ins dialog. -->
<DisplayName DefaultValue="My Office Add-in" />
<Description DefaultValue="A task pane add-in for PowerPoint"/>
...

Try it out

  1. Using Visual Studio, test the newly created PowerPoint add-in by pressing F5 or choosing the Start button to launch PowerPoint with the Show Taskpane add-in button displayed on the ribbon. The add-in will be hosted locally on IIS.

  2. In PowerPoint, insert a new blank slide, choose the Home tab, and then choose the Show Taskpane button on the ribbon to open the add-in task pane.

    PowerPoint with the Show Taskpane ribbon button highlighted.

  3. In the task pane, choose the Insert Image button to add an image to the selected slide.

    PowerPoint with an image of a dog displayed on the slide.

  4. In the task pane, choose the Insert Text button to add text to the selected slide.

    PowerPoint with an image of a dog and the text 'Hello World` on the slide.

Note

To see the console.log output, you'll need a separate set of developer tools for a JavaScript console. To learn more about F12 tools and the Microsoft Edge DevTools, visit Debug add-ins using developer tools for Internet Explorer, Debug add-ins using developer tools for Edge Legacy, or Debug add-ins using developer tools in Microsoft Edge (Chromium-based).

Next steps

Congratulations, you've successfully created a PowerPoint task pane add-in! Next, learn more about developing Office Add-ins with Visual Studio.

Troubleshooting

  • If your add-in shows an error (for example, "This add-in could not be started. Close this dialog to ignore the problem or click "Restart" to try again.") when you press F5 or choose Debug > Start Debugging in Visual Studio, see Debug Office Add-ins in Visual Studio for other debugging options.

Code samples

See also