download pdf one times, then read file from download folder >>> how??

i want from user to click (BUTTON1) and then download pdf file from web site
then when he click (BUTTON1) again, pdf file will open from download folder (without download again)
how i can do this
thank you

look picture

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How to download a file and save it on your device
download.aia
downloadAuth.aia

after download use TinyDB to store, that file has been downloaded

TinyDB tutorial by Stephen

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You need an "if" block in your button click block to toggle the button from "download" to "open". Suggest using the button text as the simplest test (so change the button text on first click)

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i try with this ..... look picture
but give me an error

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Your blocks need to look like this:

You need to remember to call the ActivityStarter (to start!)

Alternatively, you could simply view the pdf using the webviewer:

Code courtesy of Taifun/puravidaapps

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