Since cellpadding is not supporting in HTML5 you should use CSS
 
http://www.corelangs.com/css/table/css-tables.html
 
Ling

On Sunday, January 24, 2010 9:31:18 PM UTC+5:30, John V Denley wrote:

> Thanks Scholle, it actually turned out to be the border-collapse:collapse; 
> setting that made the difference, but what I was doing wrong was applying 
> it to the individual cells rather than the root table itself! 
>
> Looking at information on wc3schools (below) it seems that the cellspacing 
> and cellpadding are html settings and dont apply to CSS settings. Although 
> I did find somewhere that cellspacing is valid if you 
> have border-collapse:separate; set in your CSS... but i cant find that 
> reference anymore!
>
> Ref:
> http://www.w3schools.com/Css/pr_tab_border-collapse.asp
> http://www.w3schools.com/tags/att_table_cellspacing.asp
>  <http://www.w3schools.com/Css/pr_tab_border-collapse.asp>
> http://www.w3schools.com/tags/att_table_cellpadding.asp
>
>
> Good luck with your project too, its been good to talk,
> J
>
> 2010/1/23 mst...@googlemail.com <javascript:> <mst...@googlemail.com 
> <javascript:>>
>
>> Hi John,
>>
>> my name is actually Matthias, but I prefer using Scholle...
>>
>> Anyway, thanks for the feedback. I think I know what I need to know
>> and will get this done next week.
>>
>> Regarding your problem with the gaps. It's a typical cellpadding /
>> cellspacing problem.
>>
>> Thanks to the Firebug guys, I just looked at your DOM representation
>> and found that there are 3 three tables with class "daygrid" (table
>> for days, table for employee/owner, table for the main grid itself).
>> All three tables missing the two attributes cellpadding="0" and
>> cellspacing="0". Add them and you are where you want to be...
>>
>> Good luck...
>>
>> Scholle
>>
>> On Jan 23, 6:34 pm, John Denley <j...@deba.org.uk> wrote:
>> > Great to have some technical feedback on this at last Scholle (is that 
>> your
>> > first name?) I've been pretty much flying alone on this over the last 
>> few
>> > months. I only started with java/GWT/GAE in September having done 
>> virtually
>> > no programming for  nearly 10 years before that! I only say this 
>> because a
>> > lot of what you have said below would have been totally meaningless to 
>> me 6
>> > months ago. I have built what I have done based on whatever was the 
>> easiest
>> > and most workable solution I could figure out at the time, so in answer 
>> to
>> > your question, I have not put any thought into the methods behind what 
>> Ive
>> > been doing. This product originally started off as one row per hour, 
>> and 3
>> > vertical columns as a proof of principle so see if GWT would work for 
>> me,
>> > and if it worked fast enough! Ive extended as and when I have learned 
>> new
>> > functionality and methods.
>> >
>> > It has always been my intention that as soon as we get some additional
>> > funding, then we can employ a "real" programmer or two, to reconstruct 
>> the
>> > product in a more streamlined way (it does a huge amount more than what 
>> you
>> > can see in that small demo!)
>> >
>> > I love your ideas of flowing the views to make it look smooth and 
>> "cool".
>> > The philosophy behind what I have done has always intended to be a
>> > replication of a paper diary as close as possible, such that it is not 
>> too
>> > "alien" to anyone who has NOT used something like outlook in the past. 
>> This
>> > is why we have the "month/week/day" forward and backwards buttons, 
>> trying to
>> > make it a little like turning the page of a paper diary. As such for me 
>> it
>> > would be nice to make it LOOK like you were actually turning the page 
>> (ive
>> > seen this in online magazines etc, but they usually use flash to do it).
>> >
>> > The google approach is surely the best way to go, as we certainly need 
>> the
>> > ability to create appointments that do not comply with a standard "slot"
>> > (incidentally, in the admin section, you can change the number of
>> > appointment slots per hour, currently 4 (=15 min))
>> >
>> > I currently have a small problem with my version, in that I cannot get 
>> rid
>> > of the gaps between each table cell. I thought that setting
>> > "border-collapse: collapse;" in the CSS would achieve this, and it may 
>> well
>> > do, but I suspect I have not set it in the correct place, so if you or
>> > anyone else reading this can help, please do let me know!
>> >
>> > Thanks, it was great to hear from you,
>> > John
>> >
>> > On 23 January 2010 15:28, mstu...@googlemail.com <
>> mstu...@googlemail.com>wrote:
>> >
>> > > Hi John,
>> >
>> > > first, I just visited your calendar app and it looks like a nice piece
>> > > of code... I like the feature of being able to select the number of
>> > > days and also the separation of different concepts such as Employee,
>> > > Owner... Regarding the first, I have this feature on my list as well.
>> > > I was also thinking about giving the user the possibility to choose
>> > > the granularity of the hours axis, so let's say you have field like
>> > > 1-2, 3-4, .... This option might be useful if you have events lasting
>> > > several hours. I was also thinking about implementing a more advanced
>> > > switch between any time range. Let's say you have a week view and
>> > > press the button to show the next week. Currently, all calendar
>> > > implementations "just" replace certain parts of the calendar
>> > > view, .e.g. clear old and render new events etc. Wouldm't it be nice
>> > > to fade week 1 out and week 2 in at the same time? Basically, it
>> > > requires you to build up week 2 in an invisible area and then stitch
>> > > it directly to the right side of week 1. This done, you smoothly move
>> > > the container containing week 1 and 2 to the left. I have implemented
>> > > a proof-of-concept in pure JavaScript and it looks pretty cool. What
>> > > do you think about this?
>> >
>> > > Another thing I am still undecided with is regarding the question of
>> > > how to build the calendar grid itself. I looked at your DOM
>> > > representation. You decided to use a pure Table-based approach. This
>> > > means you have one cell per time unit (e.g. 15 min). In contrast, the
>> > > Google calendar is based on a mix, using a table as the overall
>> > > container. It then uses one div per time unit (they use 1 hour = 24
>> > > divs) on the horizontal axis. Wisely, they use just one div for the
>> > > whole time range, 7 days in this case. On top of this, they create
>> > > another set of divs on per day basis on the vertical axis. Thus, they
>> > > need 7 divs to construct one week. The latter div also serves as a
>> > > container for events, making it possible to size events on a per pixel
>> > > basis which is very flexible. Another approach would be to use a one
>> > > div per time unit per day. For 7 days and a time unit of one hour, you
>> > > would need to create 24*7 divs, whereas the Google calendar approach
>> > > only requires 24+7. Due to simplicity reasons, I have used the 24*7
>> > > div approach in the proof-of-concept implementation mentioned above
>> > > which worked fine. However, the Google approach obviously outperforms
>> > > the 24*7 approach. John, have you thought about these issues or even
>> > > have another lightweight solution in your sleeve?
>> >
>> > > Thanks! Scholle
>> >
>> > > On Jan 23, 2:45 pm, John Denley <j...@deba.org.uk> wrote:
>> > > > It all depends on what your "several reasons" for doing it yourself
>> > > are... I
>> > > > have had to do it all myself, I'm not 100% pleased with the 
>> results, but
>> > > at
>> > > > least the functionality is working how I want it to work, and I 
>> have 100%
>> > > > control over what it does and how it works.
>> >
>> > > > I was lead to believe there were some things in the pipeline for the
>> > > google
>> > > > calendar API that might help me do what i needed to do, but it 
>> seems that
>> > > > the API for the google calendar itself wont do what i need it to do 
>> in
>> > > quite
>> > > > the right way and certainly not in the timeframe i need, so im 
>> sticking
>> > > with
>> > > > my self built solution.
>> >
>> > > > The hardest part I have found so far is dealing with mouse 
>> interraction
>> > > and
>> > > > resizing of columns and rows, not least to take account of scroll 
>> bars,
>> > > > which are different sizes on different browsers, and I have yet to 
>> find a
>> > > > consistent automatic way to take care of this.
>> >
>> > > > Ive also had a huge amount of problems with figuring out dynamic CSS
>> > > > priorities, which obviously effects the look and feel of the 
>> calendar
>> > > area.
>> > > > firebug has helped a great deal on this, but i still find myself 
>> saying
>> > > "why
>> > > > has that border size not filtered through correctly?"
>> >
>> > > > HTH,
>> > > > John
>> > > > PS if you want to look at what Ive done so far you can see it 
>> athttp://
>> > > demo.ideba.net(doesnt seem to work in IE7, havn't figured out why
>> > > > yet!)
>> >
>> > > > On 22 January 2010 15:39, mstu...@googlemail.com <
>> mstu...@googlemail.com
>> > > >wrote:
>> >
>> > > > > Useful hint, one can certainly use the calendar of this lib as a
>> > > > > reference implementation...
>> >
>> > > > > Thanks!
>> >
>> > > > > On 21 Jan., 19:02, Paul Robinson <ukcue...@gmail.com> wrote:
>> > > > > > Seehttp://code.google.com/p/ftr-gwt-library/
>> >
>> > > > > > Paul
>> >
>> > > > > > mstu...@googlemail.com wrote:
>> > > > > > > Hi All,
>> >
>> > > > > > > I am quite new to GWT and currently evaluating this 
>> technology. For
>> > > a
>> > > > > > > project I need to build an application containing a calendar 
>> such
>> > > as
>> > > > > > > Google Calendar where the user can create and move events 
>> around.
>> > > The
>> > > > > > > SmartGWT lib contains a Calendar Widget but I want to build 
>> my own
>> > > due
>> > > > > > > to several reasons. However, when using the SmartGwt Calendar
>> > > widget,
>> > > > > > > it seems very slow. Of course, it doesn't necessarily mean 
>> that
>> > > > > > > building such kind of widgets with GWT will be slow. However, 
>> the
>> > > > > > > alternative to using GWT would be implenenting it in pure
>> > > JavaScript
>> > > > > > > and using some of the libs such as Prototype, Dojo, etc. I am
>> > > pretty
>> > > > > > > familiar with.
>> >
>> > > > > > > Has anyone build a Calendar in GWT or something similar and is
>> > > willing
>> > > > > > > to share some experience?
>> >
>> > > > > > > Thanks very much!
>> >
>> > > > > > > Scholle
>> >
>> > > > > --
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