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integrate-with-snap

OpenFin Workspace Example Application -- Integrating with Snap

ℹ️ OpenFin Workspace: OpenFin Workspace is a commercial product and this repo is for evaluation purposes (See LICENSE.MD). Use of the OpenFin Container and OpenFin Workspace components is only granted pursuant to a license from OpenFin (see manifest). Please contact us if you would like to request a developer evaluation key or to discuss a production license.

Integrate with Snap

This example is Windows only, it will not run on a Mac.

OpenFin Workspace empowers you to use our Snap tools, to enable layouts which include native applications.

This example demonstrates saving and restoring native applications as part of a workspace.

The package utilized by this example is @openfin/snap-sdk.

The @openfin/snap-sdk is currently in beta. The version of the Snap SDK is referenced in package.json and the app asset defined in manifest.fin.json.

Getting Started

  1. Install dependencies and do the initial build. Note that these examples assume you are in the sub-directory for the example.
npm run setup
  1. Optional (if you wish to pin the version of OpenFin Workspace to version 20.0.0 and you are on Windows) - Set Windows registry key for Desktop Owner Settings. This example runs a utility dos.mjs that adds the Windows registry key for you, pointing to a local desktop owner settings file so you can test these settings. If you already have a desktop owner settings file, this script prompts to overwrite the location. Be sure to capture the existing location so you can update the key when you are done using this example.

    (WARNING: This script kills all open OpenFin processes. This is not something you should do in production to close apps as force killing processes could kill an application while it's trying to save state/perform an action).

npm run dos
  1. Start the test server in a new window.
npm run start
  1. Start Your Workspace Platform (this starts Workspace if it isn't already running).
npm run client
  1. If you modify the project and wish to rebuild you can run setup again or the build command below:
npm run build

Adding your own url/app to this example

This is how you can add your own urls to this example:

Create a view manifest in the public directory

Create a json file called my.view.fin.json and place it in the public directory.

{
  "url": "https://your-url"
}

Add an app entry to the codebase

Open apps.ts and add an app entry (e.g. around line 24):

/**
 * App definition to use for demonstration which shows your content.
 */
const MY_APP: PlatformApp = {
 appId: "my-app",
 title: "My App",
 description: "Display information about my app",
 manifest: "http://localhost:8080/my.view.fin.json",
 manifestType: "view",
 icons: [
  {
   src: "http://localhost:8080/common/images/icon-blue.png"
  }
 ],
 contactEmail: "contact@example.com",
 supportEmail: "support@example.com",
 publisher: "you",
 intents: [],
 images: [
 ],
 tags: ["view", "you"]
};

Add your app definition to the apps array

In apps.ts update the apps array and add your app.

From:

/**
 * Get the list of apps to display.
 * @returns List of app definitions.
 */
export async function getApps(): Promise<PlatformApp[]> {
 return [OPENFIN_INFORMATION_APP, SNAP_NATIVE_TEST_APP];
}

To:

/**
 * Get the list of apps to display.
 * @returns List of app definitions.
 */
export async function getApps(): Promise<PlatformApp[]> {
 return [MY_APP, OPENFIN_INFORMATION_APP, SNAP_NATIVE_TEST_APP];
}

Rebuild and start the sample

Run step 5 mentioned above to build the sample. Start the sample using step 4 mentioned above.

Launch your application through Home

You app should now be listed and you should be able to launch it and snap it with the sample content.

Launch Your App

Testing Snap with an existing Platform/Classic App

We have a preload.ts file that is a preload script that can be added to your platform provider or classic app to show Snap working without any coding. Your manifest will need to load the preload script snap.preload.bundle.js (this is how it is defined in our webpack.config.js) and you will need to request the permissions and define the app asset. There is a version of the preload script that sets the debug window provided by Snap to true: preload.debug.ts.

Preload Script Entry

This is the preload definition inside of "startup_app" or "platform" within your manifest.

If you are running the local example you will see:

  "preloadScripts": [{ "url": "http://localhost:8080/js/snap.preload.bundle.js" }],

You can change this to the debug version by updating the preloadScript to the following:

  "preloadScripts": [{ "url": "http://localhost:8080/js/snap.preload.debug.bundle.js" }],

If you just want to test Snap within your own manifest by using a hosted preload script then you can add the following to the "startup_app" or "platform" definition in your manifest:

  "preloadScripts": [{ "url": "https://built-on-openfin.github.io/workspace-starter/workspace/v20.0.0/integrate-with-snap/js/snap.preload.bundle.js" }],

If you want the debug version with the debug window automatically showing then you can reference this preload script:

  "preloadScripts": [{ "url": "https://built-on-openfin.github.io/workspace-starter/workspace/v20.0.0/integrate-with-snap/js/snap.preload.debug.bundle.js" }],

Permissions

These permissions need to be added at the platform or startup_app level depending on the type of application you are building. We are using the restrictive permission model so we are only allowing launch external process for an app asset that comes from a particular url.

  "permissions": {
   "System": {
    "launchExternalProcess": {
     "enabled": true,
     "assets": {
      "enabled": true,
      "srcRules": [
       {
        "match": [
         "https://cdn.openfin.co/release/snap/*"
        ],
        "behavior": "allow"
       },
       {
        "match": [
         "<all_urls>"
        ],
        "behavior": "block"
       }
      ]
     },
     "downloads": {
      "enabled": false
     },
     "executables": {
      "enabled": false
     }
    },
    "downloadAsset": true
   }
  }

App Asset

Your manifest will need to include the following app asset information:

"appAssets": [
  {
   "src": "https://cdn.openfin.co/release/snap/0.5.0/snap.zip",
   "alias": "openfin-snap",
   "version": "0.5.0",
   "target": "OpenFinSnap.exe"
  }
 ]

Customizing Snap Settings through a manifest

The main example and the preload scripts check the currently running manifest to see if there are settings that should be applied to the snap server (the debug preload will always show the snap debug window regardless of manifest settings)

"customSettings": {
  "snapProvider": {
   "showDebugWindow": false,
   "disableShiftToUnsnap": false,
   "enableCtrlToSnap": false,
   "disableGPUDragging": false,
   "disableBlurDropPreview": false
  }
 }

Running an example

To see an example of a classic app using the preload please launch our second manifest:

npm run secondclient

Read more about working with Workspace