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Subject: Re: Soft lock and screen/lcd activation

Re: Soft lock and screen/lcd activation

From: Marcin Bukat <>
Date: Wed, 5 Jun 2013 10:28:53 +0200

The change looks fairly obvious so just commit IMO.

2013/6/5 Amaury Pouly <>

> I have implemented radio lock here:
> Can someone please review it ? Otherwise I will just commit it soon.
> Amaury Pouly
> 2013/3/12 Jonathan Gordon <>
>> On 12 March 2013 02:42, Amaury Pouly <> wrote:
>>> Hi all,
>>> As you know, many of our targets features a "soft-lock" in the WPS which
>>> locks all the keys except the unlock key, to prevent accidental changes.
>>> This is a very useful feature but recent targets like the Fuze+ have shown
>>> that it is too limited in two ways:
>>> 1) Only in WPS
>>> This feature only exists in the WPS screen, which kind of make sense if
>>> you listen to music but this is not the only screen where it would be
>>> useful. One of the most asked one is the radio screen where you currently
>>> cannot lock the keys.
>>> 2) Doesn't prevent screen activation
>>> Another problem which is more specific to the Fuze+ is that it features
>>> a touchpad which you can easily touch, and thus will constantly activate
>>> the screen/lcd. This is bad for the battery life and this is also very
>>> annoying. That's precisely why most phones on the market just won't respond
>>> to touch events when locked and you'll need to touch a physical buttons to
>>> activate it again. I think it would be very sensible to have such a feature
>>> in Rockbox too.
>>> To sum up, what many *users* would like to see is:
>>> * lock in radio screen (at least)
>>> * lock which disables the screen until a physical button is hit (with a
>>> setting)
>>> Maybe it is time to discuss about these issues and try to fix them. I
>>> would be willing to help but I must say this is mostly related to part of
>>> the code I don't know about so help would be greatly appreciated.
>>> Please share you opinion,
>>> Amaury Pouly
>> There is nothing magical about making this work. Just OR ALLOW_SOFTLOCK
>> to the fm screens action context and add a keymapping
>> for ACTION_STD_KEYLOCK to the relevant keymap table. Now to make the
>> backlight work how you want you just need to notify the firmware/ code that
>> the buttons should be "locked", add a softlock_buttons_lock(bool lock) to
>> firmware/button.c and hook the backlight up to that.
>> Jonathan
Received on 2013-06-05

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