Licensing and Redistribution
Document Solutions Data Viewer can be used under the following licenses:
No License
Evaluation License
Production License
No License
When downloaded, the product works with full features in unlicensed mode. The product has the following limitations when it is used without license.
Scenarios | Licensing Watermark |
|---|---|
In the development mode, that is on deploying the application on local host, a banner with the following text is displayed on the left-hand side corner: | "Powered by Document Solutions Data Viewer. You can deploy this EVALUATION version locally. Temporary keys are available for testing. Email us.sales@mescius.com if you need assistance." |
In the production mode, that is on deploying the application on a web server or domain, an error panel with the following message appears: | "License Not Found. You need a valid license key to run Document Solutions Data Viewer. Temporary keys are available for evaluation. If you purchased a license, your key is in your purchase confirmation email. Email us.sales@mescius.com if you need assistance." |
Evaluation License
DsDataViewer is available to users for free evaluation for 30 days. To evaluate the product, you can write to us at us.sales@mescius.com and obtain an evaluation license key for the specified domain. The evaluation license key expires after 30 days from the day it was generated.
An evaluation license offers all the features supported by a Professional License.
Scenarios | Licensing Watermark |
|---|---|
With evaluation license, you can use all the features of the product, while it displays a banner displaying the following text: | "Powered by Document Solutions Data Viewer. Your temporary deployment key expires in {0} day(s)." |
Once the evaluation license expires, all toolbar buttons get disabled and an error panel with the following message appears: | "Powered by Document Solutions Data Viewer. Your temporary deployment key has expired. Contact us.sales@mescius.com to purchase a license." |
A license key is specific to the domain it was generated for. In the development mode, all the product features work as usual with the evaluation banner. However, when deployed on a different domain, all buttons on the user interface get disabled and the product displays an error frame with the following text: | "Invalid License Key This license key is for another Hostname(s). Please verify the correct license for this site. If you need assistance, please contact us.sales@mescius.com." |
If you wish to evaluate DsDataViewer without the evaluation banner on the local host before deploying it on the production server, you can request a special evaluation license by writing to us at us.sales@mescius.com. This license lets you use all the features of the control without any banner or error frame in the development mode. If you deploy the same to a production server, error panel showing the following text gets displayed: | "Invalid License Key Verify the full license key was correctly copied and applied to your project. If you need assistance, please contact us.sales@mescius.com." |
Production License
You get the production license issued at the time of purchase of the Document Solutions for Excel, .NET Edition and Document Solutions for Excel, Java Edition. Once you apply a valid license key to the product, you can use all the features of DsDataViewer without any limitations, banner, error or watermark.
Scenarios | Licensing Watermark |
|---|---|
In case you apply an invalid key, all the buttons on DsDataViewer interface get disabled and error panel showing the following text is displayed: | "Invalid License Key Verify the full license key was correctly copied and applied to your project. If you need assistance, please contact us.sales@mescius.com." |
A license key is specific to the domain it was generated for. Although in the development mode, all the product features work as usual, all buttons on user interface get disabled when deployed on a different domain and the product displays an error frame with the following text: | "Invalid License Key This license key is for another Hostname(s). Please verify the correct license for this site. If you need assistance, please contact us.sales@mescius.com." |
The production license offers two types of licenses: standard and professional. Contact us.sales@mescius.com for the license type you need.
Standard License
The standard license provides access to all the standard view features, such as opening documents, zooming in and out, working with viewer themes, displaying cell and formula results, etc. The license does not include the features that require interaction or data visualization objects. For more information about these features in the standard license, see DsDataViewer License Options.
Professional License
The professional license provides access to all the features of the standard license, along with interactive operations such as filter and sort, slicer, and data visualization objects such as charts, barcodes, pictures, shapes, SJS barcode formula results, etc. For more information about these features in the professional license, see DsDataViewer License Options.
Apply License
To apply license key to a DsDataViewer instance, you can set the long string license key obtained through e-mail to LicenseKey property of the DsDataViewer class. You must set this property before the code that references the JavaScript files and even before you create and initialize the viewer.
// Add your license
DsDataViewer.LicenseKey = 'YOUR LICENSE KEY';
// Add your code
const viewer = new DsDataViewer("#viewer1");For more information about licensing DsDataViewer, see Licensing.