Differential D14985 Diff 41245 source/layout/onehand.rst

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source/layout/onehand.rst

1	One-handed use	1		One-handed use
2	==============	2		==============
3		3
4	According to `research`_, about half of users use their phone with just	4		According to `research`_, about half of users use their phone with just
5	one hand in a given situation. This limits the areas they can	5		one hand in any given situation. This behavior limits the areas they can
6	comfortably reach with their thumb. The safest way to hold a phone in	6		comfortably reach with their thumb. The safest way to hold a phone in
7	one hand is resting the bottom end in the palm. Another 15% hold them in	7		one hand is resting the bottom end in the palm. Another 15% of people hold them in
8	the palms of both hands. Both ways to hold a phone make the top of the	8		the palms with both hands. Both ways to hold a phone make the top of the
9	screen hard to reach.	9		screen harder to reach.
10		10
11	.. figure:: /img/HoldPhones_Figure-2.png	11		.. figure:: /img/HoldPhones_Figure-2.png
12		12
13	Reachability of screen regions in one-handed use. \|br\|	13		Reachability of screen regions in one-handed use. \|br\|
14	Source: `UXmatters`_	14		Source: `UXmatters`_
15		15
16	.. figure:: /img/HoldPhones_Figure-4.png	16		.. figure:: /img/HoldPhones_Figure-4.png
17		17
18	Reachability of screen regions in two-thumbed use. \|br\|	18		Reachability of screen regions in two-thumbed use. \|br\|
19	Source: `UXmatters`_	19		Source: `UXmatters`_
20		20
21	Kirigami's phone components are therefore optimized to favor the center	21		As shown in the previous examples, the reachable areas of the phone focus on the green areas.
22	or bottom of the screen for primary interactive elements, while putting
23	secondary elements into drawers which can be opened from up to three
24	different points of the screen and then again favor the lower parts of
25	the screen. It also has an "overscroll" feature, which allows you pull
26	down the top part of the screen in case you have to reach e.g. the
27	topmost items of a list.
28		22
29	When using Kirigami, make sure that often-used controls are never placed	23		Kirigami's phone components are optimized to favor the center or bottom of the screen for primary interactive elements, while placing secondary elements into drawers which can be opened from up to three different points of the screen and then again favor the bottom area of
30	at the top of the screen, and also avoid the screen corners in general.	24		the screen.
			ngrahamUnsubmitted Done Unnecessary space after the comma. ngraham: Unnecessary space after the comma.
		25
		26		Kirigami also features the "overscroll" feature, which allows you pull down the top part of the screen in case you have to reach e.g. the topmost items of a list.
		27
		28		When using Kirigami on a phone, make sure that often-used controls are never placed at the top of the screen, and also avoid the screen corners in general.
			ngrahamUnsubmitted Done I know this is a page about phone use, but the phrase "When using Kirigami" seems unnecessarily universal, and makes it seem like maybe this is a general guideline rather than a phone-specific guideline. ngraham: I know this is a page about phone use, but the phrase "When using Kirigami" seems unnecessarily…
31		29
32	.. _research: http://www.uxmatters.com/mt/archives/2013/02/how-do-users-really-hold-mobile-devices.php	30		.. _research: http://www.uxmatters.com/mt/archives/2013/02/how-do-users-really-hold-mobile-devices.php
33	.. _UXmatters: http://www.uxmatters.com/mt/archives/2013/02/how-do-users-really-hold-mobile-devices.php	31		.. _UXmatters: http://www.uxmatters.com/mt/archives/2013/02/how-do-users-really-hold-mobile-devices.php
34		32