Re: greying out columns in a dataGrid

2023-11-30 Thread zryip theSlug via use-livecode
Hi Hershel,

A possible solution consists to add this handler in the datagrid group
script:

*command* DG_ColorColumn pColName, pColor, pInk
*  set* the opaque of grp pColName of me to (pColor is not empty)
  set the backcolor of grp pColName of me to pColor
  set the ink of grp pColName of me to pInk
*end* DG_ColorColumn

Then, call this handler that way:

*on* mouseUp
  dispatch "DG_ColorColumn" to grp "datagrid 1" with "col 2", "211,211,211",
"srcCopy"
*end* mouseUp


Best Regards,

On Thu, 30 Nov 2023 at 22:49, Paul Dupuis via use-livecode <
use-livecode@lists.runrev.com> wrote:

> On 11/30/2023 4:41 PM, Hershel F via use-livecode wrote:
> > sorry my mistake. does not have to be greyed out should be a gray color.
> > or to rephrase the question properly, how the change the color to gray?
>
> Ah! I am pretty sure it can be done, but I do not know how to do it
> exactly. By guess is that you will probably need to edit the row
> template to add a "grey" background behind the columns your may want to
> grey and then for those columns in the Property inspector, create a
> custom column behavior to show or hide that grey background graphic
> based on whatever calculation your want.
>
> That is a guess though.
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-- 
Zryip TheSlug
http://www.aslugontheroad.com
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Re: greying out columns in a dataGrid

2023-11-30 Thread Paul Dupuis via use-livecode

On 11/30/2023 4:41 PM, Hershel F via use-livecode wrote:

sorry my mistake. does not have to be greyed out should be a gray color.
or to rephrase the question properly, how the change the color to gray?


Ah! I am pretty sure it can be done, but I do not know how to do it 
exactly. By guess is that you will probably need to edit the row 
template to add a "grey" background behind the columns your may want to 
grey and then for those columns in the Property inspector, create a 
custom column behavior to show or hide that grey background graphic 
based on whatever calculation your want.


That is a guess though.
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Re: greying out columns in a dataGrid

2023-11-30 Thread Hershel F via use-livecode
sorry my mistake. does not have to be greyed out should be a gray color.
or to rephrase the question properly, how the change the color to gray?

thanks , Hershel 

> On Nov 30, 2023, at 4:36 PM, Paul Dupuis via use-livecode 
>  wrote:
> 
> Usually, you do not disable or grey-out columns in a Datagrid, but make them 
> invisible (hide or show the column) if they are not applicable to some view 
> you want.
> 
> On 11/30/2023 4:04 PM, Hershel F via use-livecode wrote:
>> Hi all how is it done to grey out a column or multiple columns in data grid 
>> according a calculation?
>> 
>> thanks, Hershel
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Re: greying out columns in a dataGrid

2023-11-30 Thread Paul Dupuis via use-livecode
Usually, you do not disable or grey-out columns in a Datagrid, but make 
them invisible (hide or show the column) if they are not applicable to 
some view you want.


On 11/30/2023 4:04 PM, Hershel F via use-livecode wrote:

Hi all how is it done to grey out a column or multiple columns in data grid 
according a calculation?

thanks, Hershel
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Re: resizeControl wishes...

2023-11-30 Thread Paul Dupuis via use-livecode

On 11/30/2023 2:20 PM, Brian Milby via use-livecode wrote:

Groups get the message when resize happens by script.
Other objects only receive the message when resized by hand.

Brian Milby
br...@milby7.com



Except, the "PowerButton" widget actually receives "resizeControl" just 
as a group does when its rect is changed by script control (as well as 
by user manipulation of its resize handles). So it *is* inconsistent. 
Or, at the very least, poorly documented.


And, for my purposes, if the PowerButton can received a resizeControl 
handler, I'd really like to see the PDF widget get the message also. The 
XPDF external requires, as its target for a drawing area, a Graphic 
inside a Group, and the containing group gets resizeControl. You can use 
that resizeControl to show/hide scrollbars as appropriate based on zoom; 
set the scroll to keep a highlighted part of the PDF in view when 
resized; and more. For a migration path from the XPDF External to the 
PDF Widget, the PDF Widget should support resizeControl as well.

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greying out columns in a dataGrid

2023-11-30 Thread Hershel F via use-livecode
Hi all how is it done to grey out a column or multiple columns in data grid 
according a calculation?

thanks, Hershel 
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Re: Your scripts as a flowchart

2023-11-30 Thread Andreas Bergendal via use-livecode
Hi all,

Finally I can answer Yes to the question on exporting script flowcharts! 
New version of WIS_ScriptDependencies available:

v1.1.5 (30 Nov 2023)

- Enhancement: Flowcharts can now be produced and exported as PNG or SVG. On 
Windows and Linux the flowchart is now always displayed in-stack, as a PNG. On 
all platforms the flowchart can be exported as PNG, SVG and HTML.

- Enhancement: Node text size can now be set

- Adjustment: Handler type naming convention changed in LC10 (apparently), 
making ”M” mean ”on” and ”C” mean ”command” (and changing ”PM” into ”CM” for 
”private command”). This is now correctly handled when using 
WIS_ScriptDependencies in either LC9 or LC10.

- Fixed bug: Arrow colouring failed for private commands/functions

- Fixed bug: The (rarely used) constructions ”before *command name*” and ”after 
*command name*” now get included in analysis and flowchart (displayed as 
”command *command name*”).

- Other minor fixes

Download link: 
https://github.com/wheninspace/WIS_ScriptDepedencies/releases/latest

/Andreas


> 18 sep. 2023 kl. 03:38 skrev Geoff Canyon via use-livecode 
> :
> 
> Is there a way to export the entire flowchart, instead of just the portion
> currently displayed?

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Re: resizeControl wishes...

2023-11-30 Thread Brian Milby via use-livecode
Groups get the message when resize happens by script.
Other objects only receive the message when resized by hand.

Brian Milby
br...@milby7.com

> On Nov 30, 2023, at 1:51 PM, Paul Dupuis via use-livecode 
>  wrote:
> 
> Thank you Richard.
> 
> I see what the issue for me was. Groups do indeed receive a resizeControl 
> message automatically if the rect is changed by script. However, the message 
> (resizeControl) use seems inconsistent. For example, while a group does 
> received the resizeControl message, a field does not seem to. Also, what I 
> specifically ran into was that the PDF Widget does not received a 
> resizeControl handler (and it would be really useful if it did!)
> 
> I'll submit an enhancement request (below) for adding resizeControl to the 
> PDF Widget (assuming it's possible), but I don't have the time to determine 
> what widgets support resizeControl and which don't and what LC objects (other 
> than groups) support resizeControl and which don't.
> 
> https://quality.livecode.com/show_bug.cgi?id=24437
> 
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Re: resizeControl wishes...

2023-11-30 Thread Paul Dupuis via use-livecode

Thank you Richard.

I see what the issue for me was. Groups do indeed receive a 
resizeControl message automatically if the rect is changed by script. 
However, the message (resizeControl) use seems inconsistent. For 
example, while a group does received the resizeControl message, a field 
does not seem to. Also, what I specifically ran into was that the PDF 
Widget does not received a resizeControl handler (and it would be really 
useful if it did!)


I'll submit an enhancement request (below) for adding resizeControl to 
the PDF Widget (assuming it's possible), but I don't have the time to 
determine what widgets support resizeControl and which don't and what LC 
objects (other than groups) support resizeControl and which don't.


https://quality.livecode.com/show_bug.cgi?id=24437

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Re: resizeControl wishes...

2023-11-30 Thread ambassador--- via use-livecode
Craig Newman wrote:
> “reSizeControl” is a message. What I mean by that is if you are already
> running under script control, why do you need to send such a message at
> all? Can’t your handler do whatever you needed to if the user did the
> actual resize action?

He's asking about resizing that takes place outside of direct user interaction 
with the pointer tool, such as during a resizeStack event.


Paul Dupuis wrote:
> resizeControl is sent "only sent when the user resizes a control by
> dragging its handles. It is not sent if a handler changes the size
> of a control by changing its properties (width, height, and so on)."

That appears to be a documentation bug. IIRC the change you're looking for was 
introduced way back when the DataGrid premiered. Without it the DG wouldn't be 
able to cleanly update its internal groups.

Here's a simple test stack confirming the change:
https://fourthworld.net/lc/Resize%20Confirmation.livecode

-- Card script:
on resizeStack
   set the rect of grp 1 to the rect of this cd
end resizeStack


-- Group script:
on resizeControl
   put item 2 of the loc of this card into tMid
   set the rect of fld 1 to the left of me,the top of me,the right of me,tMid
   set the rect of fld 2 to the left of me, tMid, the right of me, the bottom 
of me
end resizeControl

Tip: Set the lockLoc of such groups to true, to override the engine's default 
behavior of adjusting group size to fit contents.


Now that the engine sends resizeControl to groups under both user interaction 
and script directive, handling the resizeStack message is MUCH easier than 
before.

Among other things, it lets you encapsulate code within groups for reuse.

But even if your groups are one-offs not needed elsewhere, the benefits of 
encapsulating the LOGIC of putting things where you want them is immense.  It's 
so much easier to express the placement of objects within a group than relative 
to the group within a card.

I'd guess that not having this sooner, and not documenting it after delivery, 
may contribute to the cottage industry of 
clck-click-click-click-click-click-click-click-click-click options for handling 
resizing with things like the Geometry Manager and various other tools and 
options.  All of them are utimately responding to the resizeStack message, but 
in a generalized way that adds a large layer of complexity, and sometimes 
uncertainty.  Handling resizeStack directly is with-the-grain; it uses the 
power of the engine to its most efficient, preditable, and robust advangage to 
put things exactly where you want them.

--
Richard Gaskin
FourthWorld.com

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Re: resizeControl wishes...

2023-11-30 Thread Alex Tweedly via use-livecode


On 30/11/2023 16:05, Paul Dupuis via use-livecode wrote:
resizeControl is sent "only sent when the user resizes a control by 
dragging its handles. It is not sent if a handler changes the size of 
a control by changing its properties (width, height, and so on)."



Basically, that dictionary entry is wrong.

If you *change* the size of a group by script, then that group *does* 
receive a resizeControl message.


Note that it does *not* receive a mesage just because the rect changes - 
only if the size changes.


So if you do something like

   repeat 10 times
       add 1 to X
       set the rect of grp "A" to X,Y, X+100, Y+100
   end repeat

then grp "A" will get either 0 or 1 message (from the first time through 
the loop).


If you do

   repeat 10 times
       add 1 to X
       set the rect of grp "A" to 100,Y, X+100, Y+100
   end repeat

it will receive either 9 or 10 messages.

So, essentially I think, your wish is already true :-)

Alex.

(Yes, tested pretty thoroughly in 10.0DP6 but I believe also true in 
earlier versions; I had to re-test this two days ago while playing with 
the recent benchmarking of groups vs cards).




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Re: resizeControl wishes...

2023-11-30 Thread Craig Newman via use-livecode
Paul.

“reSizeControl” is a message. What I mean by that is if you are already running 
under script control, why do you need to send such a message at all? Can’t your 
handler do whatever you needed to if the user did the actual resize action?

Craig

> On Nov 30, 2023, at 11:05 AM, Paul Dupuis via use-livecode 
>  wrote:
> 
> resizeControl is sent "only sent when the user resizes a control by dragging 
> its handles. It is not sent if a handler changes the size of a control by 
> changing its properties (width, height, and so on)."
> 
> Does anyone else really really wish that resizeControl was set when the 
> control's size is changed via script? I sure do!
> 
> For example, I have cards with multiple groups of objects on them. Each of my 
> groups (and sometimes sub-groups) have resizeControl handlers that position 
> everything in the groups appropriately. I do this for portability. If I copy 
> the group to somewhere else, the handler (resizeControl) that knows how 
> everything is to be moved and resized goes with the copied group.
> 
> My card script has a "resizeStack" handler that just sets the rects of the 
> top level groups and dispatches resizeControl to each group on the card after 
> changing its rect. I really wish I could eliminate these "dispatch" (or send) 
> commands. I forget to include them some times, simple expecting (even though 
> I know better) that if I change the size (rect) of a control with a 
> "resizeControl" handler, that that resizeControl handler should execute!
> 
> Anyone else wish that resizeControl would get executed if a control's size is 
> changed by script? It just seems counter-intuitive that it does not.
> 
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resizeControl wishes...

2023-11-30 Thread Paul Dupuis via use-livecode
resizeControl is sent "only sent when the user resizes a control by 
dragging its handles. It is not sent if a handler changes the size of a 
control by changing its properties (width, height, and so on)."


Does anyone else really really wish that resizeControl was set when the 
control's size is changed via script? I sure do!


For example, I have cards with multiple groups of objects on them. Each 
of my groups (and sometimes sub-groups) have resizeControl handlers that 
position everything in the groups appropriately. I do this for 
portability. If I copy the group to somewhere else, the handler 
(resizeControl) that knows how everything is to be moved and resized 
goes with the copied group.


My card script has a "resizeStack" handler that just sets the rects of 
the top level groups and dispatches resizeControl to each group on the 
card after changing its rect. I really wish I could eliminate these 
"dispatch" (or send) commands. I forget to include them some times, 
simple expecting (even though I know better) that if I change the size 
(rect) of a control with a "resizeControl" handler, that that 
resizeControl handler should execute!


Anyone else wish that resizeControl would get executed if a control's 
size is changed by script? It just seems counter-intuitive that it does not.


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