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patch 7.4.1557

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Problem:    Windows cannot be identified.
Solution:   Add a unique window number to each window and functions to use it.
This commit is contained in:
Bram Moolenaar
2016-03-13 18:07:30 +01:00
parent a3442cb505
commit 86edef664e
9 changed files with 270 additions and 8 deletions
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49
runtime/doc/eval.txt
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@@ -1,4 +1,4 @@
*eval.txt* For Vim version 7.4. Last change: 2016 Mar 12
*eval.txt* For Vim version 7.4. Last change: 2016 Mar 13
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -764,13 +764,23 @@ expressions are referring to the same |List| or |Dictionary| instance. A copy
of a |List| is different from the original |List|. When using "is" without
a |List| or a |Dictionary| it is equivalent to using "equal", using "isnot"
equivalent to using "not equal". Except that a different type means the
values are different: "4 == '4'" is true, "4 is '4'" is false and "0 is []" is
false and not an error. "is#"/"isnot#" and "is?"/"isnot?" can be used to match
and ignore case.
values are different: >
echo 4 == '4'
1
echo 4 is '4'
0
echo 0 is []
0
"is#"/"isnot#" and "is?"/"isnot?" can be used to match and ignore case.
When comparing a String with a Number, the String is converted to a Number,
and the comparison is done on Numbers. This means that "0 == 'x'" is TRUE,
because 'x' converted to a Number is zero.
and the comparison is done on Numbers. This means that: >
echo 0 == 'x'
1
because 'x' converted to a Number is zero. However: >
echo [0] == ['x']
0
Inside a List or Dictionary this conversion is not used.
When comparing two Strings, this is done with strcmp() or stricmp(). This
results in the mathematical difference (comparing byte values), not
@@ -2139,6 +2149,10 @@ values( {dict}) List values in {dict}
virtcol( {expr}) Number screen column of cursor or mark
visualmode( [expr]) String last visual mode used
wildmenumode() Number whether 'wildmenu' mode is active
win_getid( [{win} [, {tab}]]) Number get window ID for {win} in {tab}
win_gotoid( {expr}) Number go to window with ID {expr}
win_id2tabwin( {expr}) List get tab and window nr from window ID
win_id2win( {expr}) Number get window nr from window ID
winbufnr( {nr}) Number buffer number of window {nr}
wincol() Number window column of the cursor
winheight( {nr}) Number height of window {nr}
@@ -7162,6 +7176,29 @@ wildmenumode() *wildmenumode()*
(Note, this needs the 'wildcharm' option set appropriately).
win_getid([{win} [, {tab}]]) *win_getid()*
Get the window ID for the specified window.
When {win} is missing use the current window.
With {win} this is the window number. The top window has
number 1.
Without {tab} use the current tab, otherwise the tab with
number {tab}. The first tab has number one.
Return zero if the window cannot be found.
win_gotoid({expr}) *win_gotoid()*
Go to window with ID {expr}. This may also change the current
tabpage.
Return 1 if successful, 0 if the window cannot be found.
win_id2tabwin({expr} *win_id2tabwin()*
Return a list with the tab number and window number of window
with ID {expr}: [tabnr, winnr].
Return [0, 0] if the window cannot be found.
win_id2win({expr}) *win_id2win()*
Return the window number of window with ID {expr}.
Return 0 if the window cannot be found in the current tabpage.
*winbufnr()*
winbufnr({nr}) The result is a Number, which is the number of the buffer
associated with window {nr}. When {nr} is zero, the number of