Bill

>The "px" unit in CSS (& HTML5) is actually not in pixels but in radians. Ie it 
>is resolution independent and it is up to device manufacturers to insure the 
>presentation is correct.

>There are "Sandboxing" issues having to do with local files that FF differs at 
>least from Chrome and Opera. In Chrome and Opera a parent of null does not 
>match another null parent. FF is able to work with local files just fine - 
>without sandboxing them away. my feeling is that FF is right and that this is 
>an issue for Chrome and Opera. Other browsers?

greg
~krsnadas.org

--

from: Raul Miller [email protected]
to: Programming forum <[email protected]>
date: 21 March 2014 09:23
subject: Re: [Jprogramming] jqt android 1.0.25

>There's a problem with the concept of the browser accessing local files.

>Let's say you visit a page on the internet and the owner of that page wants 
>access to files on your computer.  Just put a file url in there and you can 
>get some access to well known files. And this leads to a cascading chain of 
>security issues. So finally people just give up in disgust and turn of file 
>urls.

>A on this suggests people download a file and use it locally. So even when 
>file urls are enabled they often have constraints on what directories can be 
>visited.

>People make mistakes and then get upset at the wrong people because of the 
>consequences, which tends to ruin things for everyone.

Thanks,
Raul

--

from: bill lam [email protected]
to: [email protected]
date: 21 March 2014 08:44
subject: Re: [Jprogramming] jqt android 1.0.25

>I got a change to test on a newer android phone and indeed only the boat 
>browser can display local webpages, I think the problem is unrelated of J but 
>most mobile browsers are not designed to display file:/// webpages or why 
>should they. I guess the solution is to choose browsers that work with local 
>files.

>Another problem I realised is that bitmap is tiny on high-res screen. the 
>icons bar of the editor window is very smaller (they are already 36x36 pixels, 
>nearly half inch on a desktop). Also individual cell in minesweeper is 
>impossible to tap because of its tiny size. Hypothetically J scripts can 
>detect dpi and draw a bigger bitmap accordingly.

--

from: Paul Jackson [email protected]
to: Programming forum <[email protected]>
date: 20 March 2014 20:54
subject: Re: [Jprogramming] jqt android 1.0.25

>My default browser is Chrome, which on machines I've gotten lately is 
>pre-installed. Either when I start it and paste in the local URL, or when I 
>click the icon of a file in "ES File Explorer," Chrome displays local web 
>pages such as

>file:///storage/emulated/0/Android/data/com.jsoftware.android.qtide/files/addons/docs/helpX/index.htm

>I've tried "boat browser" and confirmed that it does something that makes J 
>use it, and so local web pages work when it is installed.

>However, Chrome, Dolphin and Firefox do not make the same changes. Other 
>programs ask which app to use to view a local file until you set one of these 
>as a default. This J does the same thing the first time a remote web page is 
>viewed, but not locally.

>I haven't tried this version on older machines, but the previous version asked 
>which browser to use for both local and remote URLs.

--

from: Paul Jackson [email protected]
reply-to: [email protected]
to: Programming forum <[email protected]>
date: 20 March 2014 09:50
subject: Re: [Jprogramming] jqt android 1.0.25

>I did not realize that was what I meant, but I've confirmed inability to open 
>local pages is the current problem. I had already noticed, but fail to 
>mention, the initial use loaded the remote web page.

>Removing the local help pages does make subsequent starts work correctly.

>However, you either have to use a file manager, or
Tools > Package Manager
Tools > Rebuild all Repository Catalogs
before trying to
Remove Selected Packages
since the install only marks
base library scripts
as installed.

===

>Did you mean menu help can open remote page but not local help page?
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