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Reference Guides / JavaScript API / Events / RegisterOnUnknownLinkNavigation

RegisterOnUnknownLinkNavigation

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 RegisterOnUnknownLinkNavigation

This function allows you to trigger a function of your own when an unknown link is clicked by the user.

RegisterOnUnknownLinkNavigation: function (docuViewareID, callback);

Parameters

docuViewareID
The identifier for the DocuVieware™ instance.
callback
The function you want to execute on event. The callback provides an argument having a prototype { link }. - link specifies unidentified link destination.

Return Value

0 if success. 1 if error.

Example of usage

This JavaScript makes sure the DocuVieware control is properly loaded and initialized and then subscribes to the event on load.

function RegisterOnUnknownLinkNavigationOnAPIReady() {
    if (typeof DocuViewareAPI !== "undefined" && DocuViewareAPI.IsInitialized("DocuVieware1")) {
        DocuViewareAPI.RegisterOnUnknownLinkNavigation("DocuVieware1",
            function(param)  {
            console.log(param);
        });
        }
    else {
        setTimeout(function () { RegisterOnUnknownLinkNavigationOnAPIReady() }, 10);
    }
}
document.addEventListener("DOMContentLoaded", function () {
    RegisterOnUnknownLinkNavigationOnAPIReady();
}, false);