Re: Module-wise Keyboard preferences

From: Harshal Dhumal <harshal(dot)dhumal(at)enterprisedb(dot)com>
To: Dave Page <dpage(at)pgadmin(dot)org>
Cc: Harshal Dhumal <harshaldhumal15(at)gmail(dot)com>, pgadmin-hackers <pgadmin-hackers(at)postgresql(dot)org>
Subject: Re: Module-wise Keyboard preferences
Date: 2018-01-23 12:03:12
Message-ID: CAFiP3vzkM1jKy+j-xRmZCUOJXomouwuRD7QrAHZRVBLe_tVAGg@mail.gmail.com
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On Tue, Jan 23, 2018 at 4:52 PM, Dave Page <dpage(at)pgadmin(dot)org> wrote:

>
>
> On Tue, Jan 23, 2018 at 6:31 AM, Harshal Dhumal <harshaldhumal15(at)gmail(dot)com
> > wrote:
>
>> Hi Dave,
>>
>> On Mon, Jan 22, 2018 at 5:26 PM, Dave Page <dpage(at)pgadmin(dot)org> wrote:
>>
>>> Hi
>>>
>>> On Fri, Jan 19, 2018 at 9:29 AM, Harshal Dhumal <
>>> harshal(dot)dhumal(at)enterprisedb(dot)com> wrote:
>>>
>>>> Hi Dave,
>>>>
>>>> On Wed, Jan 17, 2018 at 4:58 PM, Dave Page <dpage(at)pgadmin(dot)org> wrote:
>>>>
>>>>> Hi
>>>>>
>>>>> To summarise an offline discussion we just had, the intention is to
>>>>> replace the switches with checkboxes for Shift, Control, and Alt/Option,
>>>>> then to try to come up with a set of default shortcuts that work on the
>>>>> major platforms/browsers. Investigation into Javascript's handling of
>>>>> keycodes vs. strings is ongoing to figure out the best way to capture and
>>>>> display the selected keys for non-ASCII locales (String.fromCharCode()).
>>>>>
>>>>
>>>> I have replaced switches with checkboxes and also showing all controls
>>>> for one preference in single line.
>>>>
>>>> [image: Inline image 2]
>>>>
>>>
>>> I'm still not happy with the way that looks. Wrapping "Alt/Option" looks
>>> horrible - plus it also looks a little odd that labels are closer to the
>>> preceding controls than to the following controls to which they actually
>>> apply.
>>>
>>>
>>>> Regarding String.fromCharCode() to reverse map keycode to char (actual
>>>> char on keyboard) does not work for all keyboard keys.
>>>>
>>>> For eg. on mac with standard keyboard and with my locale settings I got
>>>> below behaviour.
>>>> For key tilde (~) I got keycode 192 (Unicode value of the pressed
>>>> keyboard key as per docs) and
>>>> when I tried to map 192 (String.fromCharCode(192)) to get actual char,
>>>> I got À <http://www.codetable.net/decimal/192>
>>>>
>>>> So instead of mapping keycode to char for display purposse I'm using
>>>> char which is returned by event object
>>>>
>>>
>>> OK, sounds fine.
>>>
>>> Regarding the patch:
>>>
>>> - It's missing doc updates
>>>
>> My patch is related to add infrastructure for keyboard shortcut
>> preferences and not to add any particular preference.
>> We can add docs for actual keyboard preference when we start adding
>> keyboard preferences.
>>
>> I share two patches out of one is example (keyboard shortcut preferences
>> for debugger) and not a final patch.
>> It's purpose is provide example (for developers only) about how to add
>> keyboard preferences.
>>
>> Please let me know which doc updates are you expecting?
>>
>
> Good point - I missed that it's only the infrastructure part that's ready
> to go.
>
> My other comments stand; there's got to be a nicer way to present the UI,
> and I'd like to see the JS broken up into smaller chunks, with tests, if
> feasible.
>

Yes, I have changed UI (attached screen-shot). Regarding JS code, almost
99% code from this patch constitutes
backfrom controls and control formtter (KeyCodeControl,
KeyboardshortcutControl, KeyCodeControlFormatter) and we never had a case
where we have written jasmine test cases for backform controls. I'm
currently exploring if we can write jasmine test cases for
backform control.

[image: Inline image 1]

> Thanks.
>
> --
> Dave Page
> Blog: http://pgsnake.blogspot.com
> Twitter: @pgsnake
>
> EnterpriseDB UK: http://www.enterprisedb.com
> The Enterprise PostgreSQL Company
>

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