On Thu, Feb 27, 2020 at 2:01 PM Urs Riggenbach < urs.riggenbach.ph...@gmail.com> wrote:
> > > I would like to run Android app code when window.print() is run. Is this > best done in a WebExtension? Or is there a simple way to overwrite such > functions? > > Yeah, a Web Extension is best for this, but it's a little complicated. You'll need to use this mechanism[1] to communicate with the page from a content script, and then some hacks[2] for injecting code into the actual page. James [1] https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/Content_scripts#Communicating_with_the_web_page [2] https://stackoverflow.com/questions/12395722/can-the-window-object-be-modified-from-a-chrome-extension
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