[Feature]: interaction with pdf files

Describe the feature/enhancement you need

when loading a pdf file interaction with file through code is very limited
such as setting the default page to open to or gettng the selected text in the pdf file through code

The scenario/use case where you would use this feature

i am using webview as part of a reaserch program my users need a lot of flexibilty when viewng and accesing pdfs through search or any other way

How important is this request to you?

Critical. My app's basic functions wouldn't work without it.

Suggested implementation

No response

What does your app do? Is there a pending deadline for this request?

i am using webview as part of a reaserch program my users need a lot of flexibilty when viewng and accesing pdfs through search or any other way
people are getting very frustrated