Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Phil Thompson
On Saturday 26 June 2004 8:02 pm, Maurizio Colucci wrote:
 Hello,

 IMHO, with a small change, eric3 would become much more usable.

 I noticed there is a good autocompletion feature, with a listbox that pops
 up; then you move with the arrows. The overall result is similar to emacs'
 (M-/) autocompletion feature. The only problem is that the list is not
 sorted by distance. So it takes many presses on the down arrow to reach the
 correct completion (on average).

 Example:
 imagine the contents of the file is as follows:

 hbbb
 hddd
 hwe press h here
 hc
 ha

 and suppose we press h in the middle of the file. Then, the list of
 completions should be sorted as follows:
 [ hdd, h, hbbb, haa]

 that is, not by name, but by distance (and if two words have the same
 distance, you prefer the one above).

 I think if eric3 could have such a feature, I would prefer it over emacs
 for editing my code.

 Thanks for any comment :-)

I don't understand why a near word is more likely to be the one you want to 
type than a distant word.

I would think people use auto-completion for two reasons...

1. To save typing, ie. you know the spelling. In this case you don't use the 
arrow keys to move through the list. Instead you keep typing the word until 
it becomes the current one in the list, then you select it. In this case the 
order is irrelevant.

2. When you can't remember the spelling, so you type as much as you can 
remember, then use the list to pick the right (probably only) one. In this 
case you want a predictable order, not one that is context sensitive. You 
wouldn't know if you needed to scroll the list upwards or downwards to find 
what you want.

Phil

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Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Maurizio Colucci
On Saturday 26 June 2004 03:30, Phil Thompson wrote:
 On Saturday 26 June 2004 8:02 pm, Maurizio Colucci wrote:
  Hello,
 
  IMHO, with a small change, eric3 would become much more usable.
 
  I noticed there is a good autocompletion feature, with a listbox that
  pops up; then you move with the arrows. The overall result is similar to
  emacs' (M-/) autocompletion feature. The only problem is that the list is
  not sorted by distance. So it takes many presses on the down arrow to
  reach the correct completion (on average).
 
  Example:
  imagine the contents of the file is as follows:
 
  hbbb
  hddd
  hwe press h here
  hc
  ha
 
  and suppose we press h in the middle of the file. Then, the list of
  completions should be sorted as follows:
  [ hdd, h, hbbb, haa]
 
  that is, not by name, but by distance (and if two words have the same
  distance, you prefer the one above).
 
  I think if eric3 could have such a feature, I would prefer it over emacs
  for editing my code.
 
  Thanks for any comment :-)

 I don't understand why a near word is more likely to be the one you want
 to type than a distant word.

 I would think people use auto-completion for two reasons...

Thanks Phil. :-)

However, I must disagree with your reasoning:

 1. To save typing, ie. you know the spelling. 

Exactly, to save typing.

 In this case you don't use 
 the arrow keys to move through the list. Instead you keep typing the word

But this contradicts the very hypothesis, that I want to save typing! :-)
The reasoning is unsound...

 until it becomes the current one in the list, then you select it. In this
 case the order is irrelevant.


 2. When you can't remember the spelling, so you type as much as you can
 remember, then use the list to pick the right (probably only) one. In this
 case you want a predictable order, not one that is context sensitive. You
 wouldn't know if you needed to scroll the list upwards or downwards to find
 what you want.

Personally I don't use it for purpose (2), so I can't reply here.

Mauri

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Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Phil Thompson
On Saturday 26 June 2004 8:39 pm, Maurizio Colucci wrote:
 On Saturday 26 June 2004 03:30, Phil Thompson wrote:
  On Saturday 26 June 2004 8:02 pm, Maurizio Colucci wrote:
   Hello,
  
   IMHO, with a small change, eric3 would become much more usable.
  
   I noticed there is a good autocompletion feature, with a listbox that
   pops up; then you move with the arrows. The overall result is similar
   to emacs' (M-/) autocompletion feature. The only problem is that the
   list is not sorted by distance. So it takes many presses on the down
   arrow to reach the correct completion (on average).
  
   Example:
   imagine the contents of the file is as follows:
  
   hbbb
   hddd
   hwe press h here
   hc
   ha
  
   and suppose we press h in the middle of the file. Then, the list of
   completions should be sorted as follows:
   [ hdd, h, hbbb, haa]
  
   that is, not by name, but by distance (and if two words have the same
   distance, you prefer the one above).
  
   I think if eric3 could have such a feature, I would prefer it over
   emacs for editing my code.
  
   Thanks for any comment :-)
 
  I don't understand why a near word is more likely to be the one you
  want to type than a distant word.

I see you didn't respond to this fundamental point ;)

  I would think people use auto-completion for two reasons...

 Thanks Phil. :-)

 However, I must disagree with your reasoning:
  1. To save typing, ie. you know the spelling.

 Exactly, to save typing.

  In this case you don't use
  the arrow keys to move through the list. Instead you keep typing the word

 But this contradicts the very hypothesis, that I want to save typing! :-)
 The reasoning is unsound...

In one situation...

I need to type 4 characters of an 8 letter word in order to make that word 
current in the list.

...or in another...

I can type 1 character, look at the list (the order of which may be different 
each time it is displayed depending on where I am in the file) and see that I 
only need to hit a cursor key twice to make the word current.

Personally I'm always going to do the first. It's one extra keystroke, but it 
is relatively predictable. If I'm typing the same word many times I will 
quickly get into the habit of typing the 4 characters and selecting the 
current item without even bothering to look at the list.

Even though the second situation is one less keystroke (but maybe more 
depending on the context) it will be much slower because I have to read 
through the list - particulary if the list might need to be scrolled up or 
down to find what I'm looking for.

Phil

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Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Maurizio Colucci
On Saturday 26 June 2004 04:41, Phil Thompson wrote:
   I don't understand why a near word is more likely to be the one you
   want to type than a distant word.

 I see you didn't respond to this fundamental point ;)

Phil, I apologize. It is not that I don't want to reply, it is just that I 
considered it very obvious. It is simply something we observe. If I have to 
give you some examples:

1. example where you need a word typed a few lines ABOVE:

   class Widget(QObject):
  def __init__(self, width, height, numberOfLocations, longestPath):
self.numberOfLocations = numberOfLocations
self.longestPath = longestPath
self.width= width
self.height = height.

Here how many times you use a word immediately after the same word?
I would get mad to type this with eric3. I have no choice than to use emacs.
What I want to do is type THE FIRST LETTER only, then look for the completion 
in the list. And the nearest MUST be the first one.

2. example where you need a word typed a few lines BELOW:

...
for o in o2a:
# HERE:
addObjectToListWithProperIconAndButton(o, selectedObjects, k) 
for o in o2b:
addObjectToListWithProperIconAndButton(o, selectedObjects, k)
listBox[k].repaint()

def addObjectToListWithProperIconAndButton(o, selectedObjects, k):
...
   
-

Sorry if I didn't reply.

   I would think people use auto-completion for two reasons...
 
  Thanks Phil. :-)
 
  However, I must disagree with your reasoning:
   1. To save typing, ie. you know the spelling.
 
  Exactly, to save typing.
 
   In this case you don't use
   the arrow keys to move through the list. Instead you keep typing the
   word
 
  But this contradicts the very hypothesis, that I want to save typing! :-)
  The reasoning is unsound...

 In one situation...

 I need to type 4 characters of an 8 letter word in order to make that word
 current in the list.

 ...or in another...

 I can type 1 character, look at the list (the order of which may be
 different each time it is displayed depending on where I am in the file)
 and see that I only need to hit a cursor key twice to make the word
 current.

 Personally I'm always going to do the first. 

You mean, you prefer typing 4 characters than typing one and scanning the 
list? Yes, of course: you developed this habit because, if you typed only one 
character, you would have to scan a list that is too long. But IF the list 
was sorted by distance, I bet you would have developed the opposite habit: 
type one character and scan the list. Because the scan would NOT be long in 
that case.

 It's one extra keystroke, but 
 it is relatively predictable. If I'm typing the same word many times I will
 quickly get into the habit of typing the 4 characters and selecting the
 current item without even bothering to look at the list.

I believe typing one character is much more costly than pressing the down 
arrow to search in the completion list. So I don't agree that you should 
judge based on the number of keystrokes required.



 Even though the second situation is one less keystroke (but maybe more
 depending on the context) it will be much slower because I have to read
 through the list - particulary if the list might need to be scrolled up or
 down to find what I'm looking for.

The point is: you are not using the list in order to save typing letters. You 
don't mind typing very much.

My way of thinking, instead, is this: if I know I have typed a word very 
recently, I type only the first two letters, then I scan the list until I 
find it.

bye

Maurizio

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Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Phil Thompson
On Saturday 26 June 2004 10:41 pm, Maurizio Colucci wrote:
 On Saturday 26 June 2004 04:41, Phil Thompson wrote:

  In one situation...
 
  I need to type 4 characters of an 8 letter word in order to make that
  word current in the list.
 
  ...or in another...
 
  I can type 1 character, look at the list (the order of which may be
  different each time it is displayed depending on where I am in the file)
  and see that I only need to hit a cursor key twice to make the word
  current.
 
  Personally I'm always going to do the first.

 You mean, you prefer typing 4 characters than typing one and scanning the
 list? Yes, of course: you developed this habit because, if you typed only
 one character, you would have to scan a list that is too long. But IF the
 list was sorted by distance, I bet you would have developed the opposite
 habit: type one character and scan the list. Because the scan would NOT be
 long in that case.

No I wouldn't. For me, scanning the list is relatively time consuming. When 
I'm typing I'm thinking about what I want to type next, not about what I'm 
currently typing. To scan the list means that I have to stop thinking about 
that, start thinking about what I'm currently typing, read and navigate the 
list, then switch back to what I was originally thinking about. At my age 
these are non-trivial operations.

If the contents of the list are predictable I can start taking it for granted 
by using without having to think about it too much - ie. without those 
expensive context switches.

  It's one extra keystroke, but
  it is relatively predictable. If I'm typing the same word many times I
  will quickly get into the habit of typing the 4 characters and selecting
  the current item without even bothering to look at the list.

 I believe typing one character is much more costly than pressing the down
 arrow to search in the completion list. So I don't agree that you should
 judge based on the number of keystrokes required.

I'm saying that the point is to save time.

  Even though the second situation is one less keystroke (but maybe more
  depending on the context) it will be much slower because I have to read
  through the list - particulary if the list might need to be scrolled up
  or down to find what I'm looking for.

 The point is: you are not using the list in order to save typing letters.
 You don't mind typing very much.

 My way of thinking, instead, is this: if I know I have typed a word very
 recently, I type only the first two letters, then I scan the list until I
 find it.

Like I said, I'm too busy thinking about the next sentence.

Obviously it's a very personal issue. If people generally think it's a good 
idea then I can add it. (It's a QScintilla thing, rather than an eric thing.)

Phil

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Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Piotr Kalinowski
On Saturday 26 of June 2004 16:03, Phil Thompson wrote:
 Obviously it's a very personal issue. If people generally think it's a good
 idea then I can add it. (It's a QScintilla thing, rather than an eric
 thing.)

I'd prefer alphabetical order - it's more predictable and I type too fast to 
bother myself with searching through some lists...

Regards,

-- 
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Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Maurizio Colucci
On Saturday 26 June 2004 07:03, Phil Thompson wrote:
 Obviously it's a very personal issue. If people generally think it's a good
 idea then I can add it. (It's a QScintilla thing, rather than an eric
 thing.)

So you don't think the examples I gave you justify the change? Ok, thanks for 
your time anyway. :-)

Maurizio

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Re: [PyKDE] Trivial improvement in the autocompletion of Eric3

2004-06-26 Thread Phil Thompson
On Sunday 27 June 2004 12:33 am, Maurizio Colucci wrote:
 On Saturday 26 June 2004 07:03, Phil Thompson wrote:
  Obviously it's a very personal issue. If people generally think it's a
  good idea then I can add it. (It's a QScintilla thing, rather than an
  eric thing.)

 So you don't think the examples I gave you justify the change? Ok, thanks
 for your time anyway. :-)

No, not at all. Its about priorities. I was, like you, inviting comments. If 
99% of people use auto-completion the way you do then a new option should be 
high priority. If 99% of people would use the current sorting method then a 
new option should be low priority.

Of course you can raise the priority yourself by submitting a patch :)

Phil

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