Re: UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-27 Thread Martin Langhoff
On Sun, Mar 23, 2008 at 1:51 AM, K. K. Subramaniam [EMAIL PROTECTED] wrote: It is tough for young children to use trackpad like a mouse - with a single hand. Using it bi-manually with two index fingers is not only easier but also prepares them for typing on the keyboard later. The child can

Re: UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-26 Thread K. K. Subramaniam
On Tuesday 25 Mar 2008 10:35:25 pm John R.Hogerhuis wrote: In any case, kids have a way of figuring out a way out of problems that adults would perplex an adult. Ever seen a kid succumb to analysis-paralysis ? In your place, I would just give her more time to find her own way out on how to

Re: UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-25 Thread K. K. Subramaniam
On Monday 24 Mar 2008 9:50:49 am John R.Hogerhuis wrote: Based on my daughter, she does use two hands to paint. The problem is the need to constantly hold down the button (drag) while painting. With a mouse this is natural for her, but with the trackpad she has difficulty. Maybe the issue is

Re: UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-24 Thread Mitch Bradley
John R. Hogerhuis wrote: On Sun, Mar 23, 2008 at 9:28 PM, Mitch Bradley [EMAIL PROTECTED] wrote: snip In any case, the left and right panels can't sense fingertip pressure - you would have to use a fingernail, and that would override the signal from capacitive sensor. OK,

Re: UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-23 Thread John R . Hogerhuis
. K. Subramaniam subbukk at gmail.com writes: On Sunday 23 March 2008 3:59:31 am John R.Hogerhuis wrote: .. (actually it's not all that pleasant for me either given the button placement below the trackpad). Something modal or pressure based would be better. If a key on the keyboard held

Re: UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-23 Thread Mitch Bradley
John R.Hogerhuis wrote: ... Are the left and right panels pressure sensitive? If so, they could be used to dynamically adjust the brush size/weight depending on how hard she pushes. You can use either the resistive sensor ( left + middle + right with stylus-class pressure) or the

UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-22 Thread John R . Hogerhuis
Marco Pesenti Gritti mpgritti at gmail.com writes: I have not seen a good analysis of the frame problem yet. For example I know that at some point the trackpad jumped to the corners very often, and that obviously aggravated it. Also in my experience the thing is nowhere so annoying on my

Re: UI usability for 4 year old (was Re: Call for Papers/Talks/Ideas!)

2008-03-22 Thread K. K. Subramaniam
On Sunday 23 March 2008 3:59:31 am John R.Hogerhuis wrote: .. (actually it's not all that pleasant for me either given the button placement below the trackpad). Something modal or pressure based would be better. If a key on the keyboard held down were the up/down button that would be