World: r3wp
[View] discuss view related issues
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Louis 7-Nov-2005 [3105] | Ok. Thanks! I had forgotten that. |
Graham 7-Nov-2005 [3106] | Thank Socrates :) |
Louis 7-Nov-2005 [3107x6] | Socrates wasn't a very good rebol programmer and could not have helped. Besides, he is dead and you are alive. At least I hope you're still alive since I still need more help. |
refresh: func [/local amount total][ ;Anton's function total: 0 foreach face out/pane [ if face/style = 'monfld [ ; only money fields amount: any [attempt [to-money face/text] $0.00] if any [ amount <> $0.00 not empty? face/text ][ face/text: form amount ] total: total + amount ] ] total-debits/text: form total show out ; updates all sub-faces at once ] | |
Hold on, more code to come. | |
style monfld field [refresh] 80x24 style monfld2 field [refresh2] 80x24 D0-amount: monfld C0-amount: monfld2 | |
the refresh2 function is just like refresh except 'monfld is replaced by 'monfld2 | |
Now, how can D0-amount be copied into C0-amount automatically? | |
ICarii 7-Nov-2005 [3113x2] | you can use the feel / engage events to detect key presses and call an update function.. |
or do you mean at init? | |
Louis 7-Nov-2005 [3115x2] | I mean that upon manually enter a dollar amount into the D0-amount field I want the same amount automatically entered into the C0-amount field. |
enter = entering | |
ICarii 7-Nov-2005 [3117x2] | use the feel/engage: func [f a e][if a = 'key [ ....]] |
most people wait for the enter key then call an update to set the value in appropriate fields | |
Graham 7-Nov-2005 [3119x2] | I wouldn't use the style and just stick the function in the action block and do the copy there. |
makes it too complicated, and then you don't remember what's going on. | |
ICarii 7-Nov-2005 [3121x2] | D0-amount: monfld feel [engage: func [f a e][if a = 'key [if e/key = #"^M" [Co-amount/text: f/text .... |
i reall y should avoid shorthand :( | |
Graham 7-Nov-2005 [3123] | But James, most people tab out of a field :) |
ICarii 7-Nov-2005 [3124x2] | lol |
rebol/view is my refuge from the evils of Oracle and SQL Server development :) | |
Graham 7-Nov-2005 [3126x2] | what's the freebie oracle like? |
Louis, I would add a refinement to the refresh function, which refers to a face. And on that refinement, copy the data to the other face. | |
ICarii 7-Nov-2005 [3128] | dunno.. use 10g Enterprise at work... now if only view had some fast professional looking widgets to act as a front end.. :( |
Louis 7-Nov-2005 [3129] | Graham, this sentence can have two meanings: "I wouldn't use the style and just stick the function in the action block and do the copy there." Would you please reword it? |
Graham 7-Nov-2005 [3130x4] | perhaps that won't work. |
Anyway, I don't use styles myself ... too lazy. | |
Anyway, ICarii's solution doesn't catch tabs ( you can add that ), and also clicking to get out of the field. | |
now that we have rebcode, are we going to see your editor reborn? | |
Louis 7-Nov-2005 [3134] | I think styles are necessary in this case. I have two colums of field (a debit column and a credit column). As data is entered into a column it has to be added to a total field at the bottom. |
Graham 7-Nov-2005 [3135] | Was it Terakahi or flounder or something...s |
Louis 7-Nov-2005 [3136x2] | ICarii and Graham, I need an example. I don't know much about view. |
ICarii, please replace "...." with the rest of what you had in mind. | |
DideC 8-Nov-2005 [3138x2] | As Graham Point out, its not good to use 'style facet because you can have several faces of the same style. What you want is to "link" style together : this is the role of the 'related facet. You usually use it with check/radio/toggle to group them. To specifie a group, you use the 'of keyword in VID : View layout [radio of 'one radio of 'one radio of 'two radio of 'two radio of 'two] |
So just change your refesh function to test the face/related facet instead of style. This way you can have some fileds in the 'debit group and others in the 'credit group | |
Louis 8-Nov-2005 [3140] | DideC, thanks. I'll do some studying and see if I can figure out what you mean. Problem is that I haven't been getting to do much programming during this past year, and I have forgotten much of what litte I knew. :>( |
james_nak 8-Nov-2005 [3141] | When scaling an image, other than using the "effect: [aspect]", are there other controls for the anti-aliasing? |
Henrik 8-Nov-2005 [3142] | AA scaling currently only works with DRAW, afaik |
james_nak 8-Nov-2005 [3143] | Thanks. Now I need to check out Draw. |
DideC 8-Nov-2005 [3144x2] | Louis: an example of what I say. I hope its what you need: |
refresh: has [amount credit debit][ debit: credit: 0 foreach face out/pane [ if find [credit debit] face/related [ ; only money fields amount: any [attempt [to-money face/text] $0.00] if any [amount <> $0.00 not empty? face/text] [face/text: form amount] if face/related = 'credit [credit: credit + amount] if face/related = 'debit [debit: debit + amount] ] ] total-debits/text: form debit total-credits/text: form credit show out ] view out: layout [ style c-field field [refresh] of 'credit style d-field c-field of 'debit style lab text 200 bold across lab "Credit" lab "Debit" return c-field d-field return c-field d-field return c-field d-field return lab "Total credit" lab "Total debit" return total-credits: field total-debits: field ] | |
james_nak 8-Nov-2005 [3146] | Henrik, the answer was to use Draw as it really accomplishes what I originally wanted. Thanks. |
Louis 8-Nov-2005 [3147] | DideC, many many thanks. I try that and let you know how it works. It may be a day or so, however, as I am traveling in a motorhome, and don't always have internet access. Again thanks! |
james_nak 9-Nov-2005 [3148] | Has anyone run into a problem with "save" as in save/png where it sometimes doesn't want to overwrite a file? THe old file contents (in this case an image) is still there. |
Geomol 9-Nov-2005 [3149] | James, I sometime have problems with cache, I think. Try closing your rebol window and then look at the saved file. Sometime I reboot my machine to be 100% sure. At most times, I have no problem, so I haven't investigated it. |
Anton 9-Nov-2005 [3150] | Henrik, can you show us the code (or a cut down demo) of your list ? |
Henrik 9-Nov-2005 [3151x2] | I threw the code out. It's been replaced by the standard LIST function in layout |
it was way too memory hungry and the code was about 800 lines. it also took about 25 lines to initialize one list. | |
Geomol 9-Nov-2005 [3153x2] | That's the spirit! Only use the past to learn from. If use've made bad decisions, change them the second you realize, they're wrong. Cut the crap and throw out the garbage. We're real rebels! ;-) |
Or as Carl put it in the "Tech News" group on the 19-Sep: I say: Push forward and ignore the noise, recruit newbies, use the great ideas, dump the rest. | |
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