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Hello Tomasz,
Could this by why - After I have set up indicators on various sheets -
When I exit AB
Then re-load, Some of my charts Appear EMPTY/BLACK?
Am I the only one with this happening?
MSG
Tomasz Janeczko wrote:
> Hello,
> As for growing number of copies: AB uses special method to delete
> indicator files that are not necessary.
> It does it so, it marks internally that the copy was created using
> drag&drop mechanism and if you do NOT modify
> it using formula editor or link another pane to the same file it will
> delete the file if you close the chart pane.
> You can easily check how it works: Insert the chart into new pane and
> then close pane - a copy will be deleted automatically.
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
>
> ----- Original Message -----
> *From:* Dimension <mailto:dimension@xxxxxxxxxxxxx>
> *To:* amibroker@xxxxxxxxxxxxxxx <mailto:amibroker@xxxxxxxxxxxxxxx>
> *Sent:* Monday, November 22, 2004 3:28 PM
> *Subject:* RE: [amibroker] Indicator Formula vs Chart
>
> Cool…thanks. The only thing is in my case, I would have lot of
> those “copies” (files with the “~”) popping up…I still think
> copies or instances should be associated with the charts themself,
> and not show in the Indicator tree, unless the user decides to
> explicitly make it a “core formula”. That is just a design and
> subjective preference of course…tomato vs. tomaaaato
>
> ------------------------------------------------------------------------
>
> *From:* Tomasz Janeczko [mailto:amibroker@xxxxxx]
> *Sent:* Monday, November 22, 2004 4:31 AM
> *To:* amibroker@xxxxxxxxxxxxxxx
> *Subject:* Re: [amibroker] Indicator Formula vs Chart
>
> Hello,
>
>> 1. When added to a chart, there should be no reference to the
> original “component”. It should be considered an “instance”.
>
> There is NO reference already if you use double click or "Insert".
> AB creates a copy of the formula in that case.
>
> Copies are creaed with tilde ~ character at start under "Custom"
> folder.
>
> The reference (link) is used only when you use "Insert LINKED".
>
> (there will be more on this in the docs)
>
>> ...[. the remaining part of the latter ]]
>
> Current solution provides maximum flexibility:
>
> - it allows you to use components (the formulas that came with AB
> are components already)
>
> - it allows to create indepenent layouts (because you are working
> on copies of formulas created automatically via "Insert")
>
> - it allows to link directly to the file (if you ask deliberately
> for this - see INSERT LINKED)
>
> Please read again carefully the "READ ME" file that says:
>
> · Workspace -> Charts tree now supports file deletion, renaming,
> creation of new files and folders plus more via Right-mouse button
> (RMMB) menu. Options available from RMB menu:
>
> * **Insert** - creates a copy of the selected file, insert
> _SECTIONS if necessary and inserts charts into new pane
> * **Insert Linked** - just inserts chart into new pane - the
> pane links directly to selected formula (so if you have more
> than one pane using the same formula, modifying it will
> modify the chart in all panes linked to it)
> * **Overlay** - overlays selected formula onto "active" pane.
> Active pane is the pane you have clicked on recently
> * **Edit** - opens Formula Editor and loads selected file for
> editing
> * **Rename** - allows to rename formula file
> * **Delete** - deletes the formula (permanently !) - charts
> panes linked to it will become black
> * **New->Formula** - creates new formula file
> * **New->Folder **- creates new folder
> * **Refresh** - refreshes directory/file tree
>
>
> Best regards,
> Tomasz Janeczko
> amibroker.com
>
> ----- Original Message -----
>
> *From:* Dimension <mailto:dimension@xxxxxxxxxxxxx>
>
> *To:* amibroker@xxxxxxxxxxxxxxx
> <mailto:amibroker@xxxxxxxxxxxxxxx>
>
> *Sent:* Monday, November 22, 2004 2:53 AM
>
> *Subject:* [amibroker] Indicator Formula vs Chart
>
> After playing around with 4.64 for little, I am overall happy
> with the changes and glad that Tomasz has released it. There
> is one change that might cause me some grief however, and it
> does pertain to the Apply function some have been complaining
> about. In my case, it is not so much the Apply button, but the
> model being used for building/editing charts. Since I do a lot
> of experimenting, I would prefer my chart/view/setup not have
> a direct link to my indicator formulas *after they
> (indicators) have been added to the chart*. In that way, I can
> do all the testing and experimenting I want, without affecting
> my indicators that I work so hard to create ( not! ).
>
> Anyway, just for discussion purposes and perhaps to stimulate
> some constructive conversations and thoughts that may help in
> improving AB, I submit the following outline of how I would
> ideally prefer AB to handle Formulae and Charts (this of
> course, is subjective).
>
> * *
>
> *Indicator Formulas*
>
> * Considered reusable components
> * When added to a chart, there should be no reference to
> the original “component”. It should be considered an
> “instance”.
>
> o The advantage of this is that you can make changes
> without affecting the core formula.
> o You can add and configure as many of the same
> formula to a chart you want, without having to
> worry about (inadvertently) changing the source
> Indicator itself.
>
> *Setup/Scenario Formulas: A chart setup (“view”) based on what
> your trading needs/goals are.*
>
> * It is a collection of indicators/studies and price
> series (a setup) based on what your requirements are.
> For a Weekly view, you have one setup, for a daily
> another, for trading the e-minis you have another or for
> scalping you may have another.
> * Basically a Setup would be it’s own separate entity
> (formula/script) which maintains no direct reference to
> the indicator formulas that make them up.
> * If these could be saved much like Formulas, then we
> solve the problem of worrying about changing our source
> formulas.
> * Formulas added to the Setup become a part of the Setup
> and no tie to the source is maintained ( they are an
> instance).
> * *AB has the concept of Templates and Layouts…these are
> approximation of what I am talking about. Right clicking
> and editing a pane should allow me to edit those (the
> template/layout/setup), not the source formulas…again,
> the concept of Instance vs. source object.* **
>
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