World: r3wp
[!RebGUI] A lightweight alternative to VID
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Graham 24-Dec-2007 [7118x2] | If the added functionality can be isolated, or perhaps made optional, then I'm all for more functionality. Sophisticated applications need more ... but only if stability can be maintained. I wouldn't want unstable but more functional widgets. |
If everything is isolated, I hope that eventually even complex functionality can be stablised. | |
Ashley 24-Dec-2007 [7120x3] | Yep, a lot of that code is app / context specific; although the widget should allow you to extend its functionality via APIs rather than having to "roll your own" every time you need a bit of extra functionality. scroll-panel is a move in that direction; "I'd like a spreadsheet here, and I'll put that in a scroll-panel because I want to scroll a large sheet; and I'll add left-click and right-click handlers to handle load and save; and assign a screen dump routine to F3, etc". All that is currently possible. "I'd like to move this cell from here to here" is not currently possible, and I doubt anyone could create an API that could let you do *everything*. (take something simple like alternating row colors; I had someone ask if the *number* of alternating colors could also be specified!) |
Uploaded build#110. 1) Improved scroll-panel and tree widgets 2) Replaced request-dir with a simpler tree-based version (WARNING: it reads the entire tree from the path given so don't use it to browse a root directory) 3) Added a new heading widget (basically text at twice the font size) 4) Added prototype of new RebDOC app (still needs to be generalized, and the code / data that drives it still needs to be cleaned up a bit - but it shows the direction I'm heading with regards to "self-documenting" apps / code) 5) Removed a number of unmaintained widgets (due to growing incompatibilities) | |
BTW Robert, please don't feel any of the work you and Cyphre have done is wasted or unappreciated. You created a solid fork early on that meets your requirements. The chart widget in particular just blows me away whenever I see it (you should post an image of %test-chart.r somewhere, it's one of the most beautiful displays I've seen). Even though none, or only a few, of the widgets you sent me may ever make it into the standard distro; they have proven invaluable as a source of ideas, coding techniques and motivation. Many specific things you did (e.g. tool-tips) have slowly but steadily migrated across. | |
Pekr 24-Dec-2007 [7123x3] | Ashley - by your aproach though, RebGUI will be first class REBOL gui toolkit for some time, but always second league to any normal toolkit. I can't agree to ANY kind of simplification, it is just does not deliver what normal OS user is used to. It is surely fine to keep simplicity and maintainability in mind, but we should be real - who cares if widget has 1 or 100KB? I don't, and what end users will judge is only comfort of usage. |
What is table? Are you really serious? It is so much of a joke it is not even funny. And I don't care much about in-line editing, I never provided any such facility with any of ISes I collaborated on. If someone wants to edit, there is screen for that. But - grid without horizontal scroll? Without programtic navigation? Ability to hide, show columns? Come on ... | |
by that aproach, there is no other possibility than to fork ... | |
BrianH 24-Dec-2007 [7126x4] | Or integrate someone else's control. |
This is a GUI framework, not an app. You have to add code to a framework to make an app anyways - it's not any different to add other GUI controls. I realize that intregration is a process in itself, but it can be done, and sometimes it is simpler than rewriting the code yourself. | |
Sometimes the code that you integrate bears little resemblance to what it was before, but it still helps to have a starting point. | |
Petr, simplification can be a feature in projects like this. | |
Pekr 24-Dec-2007 [7130] | only end user experience counts, really. RebGUI is much better than VID, although any REBOL based UI really lacks proper behavior (mystly keyboard). But discounting style like grid is imo fatal mistake. I have never seen any db app with such weak grid as table is ... |
amacleod 24-Dec-2007 [7131] | Im can't seem to be able to download from http://trac.geekisp.com I have Tottoisesvn but I kep getting errors. I tried to down load from reb console as Ashlley described above but the file is html not rebol code. |
Pekr 24-Dec-2007 [7132x2] | strange - no problem with Tortoise here .... |
svn://svn.geekisp.com/rebgui - is the correct address. All I need to do is to go up to see RebGUI dir, click on it, and select Update from right context menu in my file manager. Works here ... | |
sqlab 24-Dec-2007 [7134] | If you add ?format=raw to the url Ashley gave, it is working So just write %tour.r read http://trac.geekisp.com/rebgui/browser/tour.r?format=raw |
btiffin 24-Dec-2007 [7135] | Ashley; RebDOC.r Nice. Way nice. |
Graham 24-Dec-2007 [7136] | This is a philosophical dispute ... but there is nothing to stop Robert uploading his tree widget etc under another name to the svn, and we can optionally choose to use it. |
Reichart 24-Dec-2007 [7137] | Agreed, and it seems time (and a good move) to simply offer RebGUI Core, and RebGUI Robust, no? |
Graham 24-Dec-2007 [7138x2] | Well, if everything is factored like it is now, we can just include other widgets in rebgui-widgets.r as we need them. |
Ashley, was it deliberate decision to remove the functions tab from tour.r ? | |
Reichart 24-Dec-2007 [7140x2] | There is something nice though about making it clear in the name what you have, and why it is where it is. I agree with Ashley completely in that RebGUI should remain small, and simple. This seems like a way that everyone can be pretty happy. |
I was going to post this in !Qtask, but it applies here too... http://www.qtask.com/qwiki.cgi?mode=previewSynd&uuid=VXACRJTP9S31QF517PEJ1EC383QT | |
Graham 24-Dec-2007 [7142x3] | the request-dir function has lost the "home" button so there's no way of backing upwards in a directory tree. |
from where you started | |
the neat scroll-panel now means I can have enormously wide tab-panels :) | |
Pekr 24-Dec-2007 [7145x2] | Reichart: Microsoft - "Never require users to click an object to determine if it is clickable. Users must be able to determine clickability by visual inspection alone." Hahaha :-) That one is really nice. It is related to AltME group chat, where I wondered, how's that clicking radio-button brings you to entirely new sub-screen :-) |
btw - nice description of Quilt. First "screenshot" shown - it looks like native app, much better than what Qtask is using now. Hopefully it is faster .... | |
Ashley 24-Dec-2007 [7147] | was it deliberate decision to remove the functions tab from tour.r Yes, RebDOC now covers the same ground. My goal is to pull the content across from %tour.r into RebDOC and then obsolete it (%tour.r that is). In RebDOC the examples will become stand-alone scripts. RebGUI Core ... I like it, and it means we can distinguish general RebGUI app issues from RebGUI Core issues (e.g. keyboard navigation is a core issue, lack of a domain specific "bells & whistle" widget a RebGUI app issue). For me the line is quite simple: if it is an issue that can be fixed by creating a new widget (either from scratch or based on an existing one) then it is probably an app issue; if it is an issue that effects most if not all widgets and / or the fix is to the RebGUI engine itself (e.g. a %rebgui-* script) then it is probably a core issue. request-dir function has lost the home" button" ... yep. The old request-dir function was dynamic and only read dirs as needed. The new one, due to the "static" nature of tree, pre-reads all dirs. It's also lost the "make dir" button. These features maybe important to us as developers, but if users need to navigate the entire file system or create dirs to use an app then the native request-file is probably a better choice. The [new] request-dir is really intended for the simple "which of these directories or sub-directories do you want to use" case, and assumes the developer will use the /path refinement to start in the relevant directory. These changes were requested by one of my clients who didn't want their staff "seeing stuff they shouldn't and creating directories everywhere". neat scroll-panel now means I can have enormously wide tab-panels ... I had that in mind when I created it! Note that the horizontal and vertical sliders only appear as needed and the space they occupy is given back to the child widget. Also note that the button on the extreme bottom right of scroll-panel toggles between "home" and "end". |
Reichart 24-Dec-2007 [7148] | RebGUI core - Agreed. |
Graham 24-Dec-2007 [7149x7] | Only minus with wide tab-panels is that I have to go right to get to the right tab, and then scroll left to see the left hand contents of that tab. |
Maybe we need a "reading ..." flash for the request-dir as it reads it's data | |
Also, would it feasible to include in rebgui/core a way to size check boxes ? I am trying to overlay some widgets on a PNG of a PDF so that users can take existing PDF forms and overlay the correct widgets for data entry. | |
ie. size as rectangles or boxes | |
and color | |
this is an example http://synapse-images.s3.amazonaws.com/cms1500-1.png | |
I've got a couple of check boxes over the first two check boxes of the PNG. | |
Ashley 24-Dec-2007 [7156] | I've had to do something similar and you really need pixel-level precision with a domain specific app (or widget). Isn't that hard as the number of form elements is limited. The version I was doing was trying to automatically place and size fields after filtering the form to create a B&W image (for element placement purposes). Another approach might be to create a widget that lets you easily move and size boxes, then save the face offsets and sizes and apply them to a RebGUI display that has the same number of widgets in the same order. I'll take a look at check, led and radio-group sizing later this week. All these widgets *should* be able to scale without a problem (much like symbol does). In fact I was contemplating using webding symbols (for the tick and cross) in lieu of draw. |
Reichart 24-Dec-2007 [7157] | Would be cool if you think of it in terms of simply clicking inside the center of a printed checkbox, and the widget-checkbox simply scales (expands) until it hits the edges, and then some (several more pixels). In theory you could do the same thing for areas where you are meant to fill in hand written items as well. Basically looking at where the cursor was clicked, "falling" down until you hit a line, then expanding left and right until you hit stuff. I designed a cool tool about 20 years ago called Snarfit that allowed artist to just draw where ever they wanted, and then it would grab everything on the page and save them out as separate objects. It basically looked for blank space, and sucked up to the objects. ~ sad when we have to be compatible with printed technology. We are about to undertake a huge project of making Qtask a Content Management system for scanned images. I plan to make it just like Google maps, where the images are scalable (in chunks) and then you can draw on them, add tasks (as PostIts), etc. |
Graham 24-Dec-2007 [7158x4] | My plan ( provisional ) was to turn the PDF into a PNG, and map the widgets to the PNG. With that in mind, I know the relative displacements to the pdf which I would then turn into an EPS. I can then turn my widget content into postscript and write that onto of the eps to give me perfect printouts. |
I'm not sure pixed perfect is needed... just invisible widgets of approx the same size as the PNG background fields. | |
ontop of the eps... | |
invisible widget outlines | |
Robert 25-Dec-2007 [7162] | RebGUI/Core - Forking: I agree with you. I have talked about this with Cyphre too. I think developing a simple but layerable toolkit is the way to go. But it's hard, because there are a lot of different requirements coming up when doing an appplication. I think I will provide my RebGUI fork on my web-site and try to document all the differences. |
Ashley 25-Dec-2007 [7163] | pixel perfect ... not so much perfect, but more the fact that RebGUI deals in units (default of 4 pixels per unit) which probably is a bit course if you're just going to use straight displays without manually setting offsets and sizes. |
Robert 25-Dec-2007 [7164x2] | Normaly I'm not a big forking-fan, because it wastes ressources. I preferr to help the mainstream distribution by contributing my stuff too. |
Much in the spirit of the once discussed RPC (Rebol Professional Community). Focusing our efforts should help us all to move forward much faster. And since RebGUI is really a nice piece I'm more than commited to help it evolve. | |
Ashley 25-Dec-2007 [7166] | I agree, and thanks. |
Reichart 25-Dec-2007 [7167] | Cool...Robert, will you set up the same SVN and Trac interface? |
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