Hi,

a way to know easily the pixel ratio seems to be this website:
http://devicepixelratio.com/

I think it works.

Date: Thu, 22 Oct 2015 20:09:28 +0800
Subject: Re: Help needed running FxOS TV simulator
From: [email protected]
To: [email protected]
CC: [email protected]; [email protected]; [email protected]

You can try giving a pixel ratio in your command, like: [email protected]

On a Mac with retina support, the best configuration is 1.3.

On Thu, Oct 22, 2015 at 7:59 PM, Chris Mills <[email protected]> wrote:
I’ve just worked it out - I was starting the simulator at a screen size too big 
for my monitor, and that was stopping the entire thing from working properly.



My work monitor is 1920x1080; when I used the setting -screen 1600x900, so it 
was definitely a bit small than the entire screen, it worked fine.





Chris Mills

 Senior tech writer || Mozilla

developer.mozilla.org || MDN

 [email protected] || @chrisdavidmills



> On 22 Oct 2015, at 12:46, Evelyn Hung <[email protected]> wrote:

>

> Chris, and you still can't see any apps?

>

> I got the same "checkReloadKey" error (but no TypeError) and my build works 
> correctly, so I guess it doesn't hurt.

> I use latest Gaia master running on b2g desktop nightly build downloaded from 
> here.

>

> On Thu, Oct 22, 2015 at 7:20 PM, Chris Mills <[email protected]> wrote:

> hi there,

>

> Thanks for the insight. I’ve tried it, and I’m afraid it still doesn’t work.

>

> The error when I press the home button is a bit different now:

>

>  -*- Shell.js: Failed to get key: [Exception... "Component returned failure 
> code: 0x8000ffff (NS_ERROR_UNEXPECTED) [nsIPrefBranch.getCharPref]"  
> nsresult: "0x8000ffff (NS_ERROR_UNEXPECTED)"  location: "JS frame :: 
> chrome://b2g/content/shell.js :: checkReloadKey :: line 35"  data: no]

> ###################################### BrowserElementCopyPaste.js loaded

> ############################### browserElementPanningAPZDisabled.js loaded

> ############################### browserElementPanning.js loaded

> ######################## BrowserElementChildPreload.js loaded

> ######################## extensions.js loaded

> JavaScript error: app://smart-system.gaiamobile.org/js/app_window.js, line 
> 1316: TypeError: table is undefined

>  -*- Shell.js: Failed to get key: [Exception... "Component returned failure 
> code: 0x8000ffff (NS_ERROR_UNEXPECTED) [nsIPrefBranch.getCharPref]"  
> nsresult: "0x8000ffff (NS_ERROR_UNEXPECTED)"  location: "JS frame :: 
> chrome://b2g/content/shell.js :: checkReloadKey :: line 35"  data: no]

>

>

> Chris Mills

>  Senior tech writer || Mozilla

> developer.mozilla.org || MDN

>  [email protected] || @chrisdavidmills

>

> > On 22 Oct 2015, at 12:02, Shian-Yow Wu <[email protected]> wrote:

> >

> > Hi Chris,

> >

> > I once encountered similar issue.  My case was that gaia/profile contained 
> > some old files, and it was fixed after doing "make clean" in gaia, then 
> > make again.  Please try if it works for you.

> >

> > Best Regards,

> > Shian-Yow

> >

> >

> > 2015-10-22 18:53 GMT+08:00 Chris Mills <[email protected]>:

> > Hi there,

> >

> > I’m trying to get the FxOS TV simulator running, as detailed in

> >

> > https://developer.mozilla.org/en-US/Firefox_OS/TVs_connected_devices#Developing_TV_apps

> >

> > I’m sure I got this to run ok when we first documented it. I just tried 
> > this again, and it mostly works for me, but not completely. The profile 
> > builds correctly, although when I actually run

> >

> > > path/to/b2g-bin -screen 1920x1080 -start-debugger-server 6000 -profile 
> > > /path/to/gaia/profile

> >

> > It opens up the desktop simulator with a desktop background shown, but no 
> > apps, and when I press the home button, I get the following error in the 
> > console:

> >

> > -*- Shell.js: Failed to get key: [Exception... "Component returned failure 
> > code: 0x8000ffff (NS_ERROR_UNEXPECTED) [nsIPrefBranch.getCharPref]"  
> > nsresult: "0x8000ffff (NS_ERROR_UNEXPECTED)"  location: "JS frame :: 
> > chrome://b2g/content/shell.js :: checkReloadKey :: line 35"  data: no]

> > JavaScript error: 
> > app://smart-system.gaiamobile.org/js/homescreen_window.js, line 85: 
> > TypeError: app is null

> > -*- Shell.js: Failed to get key: [Exception... "Component returned failure 
> > code: 0x8000ffff (NS_ERROR_UNEXPECTED) [nsIPrefBranch.getCharPref]"  
> > nsresult: "0x8000ffff (NS_ERROR_UNEXPECTED)"  location: "JS frame :: 
> > chrome://b2g/content/shell.js :: checkReloadKey :: line 35"  data: no]

> >

> > Any thoughts on this?

> >

> > Thanks in advance.

> >

> > Chris Mills

> >  Senior tech writer || Mozilla

> > developer.mozilla.org || MDN

> >  [email protected] || @chrisdavidmills

> >

> > _______________________________________________

> > dev-fxos mailing list

> > [email protected]

> > https://lists.mozilla.org/listinfo/dev-fxos

> >

> >

> >

> > --

> > Shian-Yow

>

> _______________________________________________

> dev-fxos mailing list

> [email protected]

> https://lists.mozilla.org/listinfo/dev-fxos

>

>

>

> --

> Evelyn Hung

> Front-end Engineering Lead, Firefox OS Devices

> Mozilla Corporation





-- 
Evelyn Hung
Front-end Engineering Lead, Firefox OS Devices
Mozilla Corporation



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