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Commit 71d2ff79 authored by Yuanle Song's avatar Yuanle Song
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v1.2.1 M-x checkdoc style changes. 

updated many docstring. mostly minor changes.
parent 1013e01e
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zero-framework.el
View file @ 71d2ff79
......@@ -15,15 +15,15 @@
;;; Commentary:
;; zero-framework is a Chinese input method framework for emacs, implemented
;; as an emacs minor mode.
;; zero-framework is a Chinese input method framework for Emacs, implemented
;; as an Emacs minor mode.
;;
;; You can cycle zero-punctuation-level by C-c , ,
;; You can cycle zero-punctuation-level in current buffer by C-c , ,
;; You can change default Chinese punctuation level:
;;
;; (setq-default zero-punctuation-level *zero-punctuation-level-full*)
;;
;; You can toggle full-width mode by C-c , .
;; You can toggle full-width mode in current buffer by C-c , .
;; You can enable full-width mode by default:
;;
;; (setq-default zero-full-width-mode t)
......@@ -47,7 +47,7 @@
(defun ibus-compute-pixel-position (&optional pos window)
"Return geometry of object at POS in WINDOW as a list like \(X Y H).
X and Y are pixel coordinates relative to top left corner of frame which
WINDOW is in. H is the pixel height of the object.
WINDOW is in. H is the pixel height of the object.
Omitting POS and WINDOW means use current position and selected window,
respectively."
......@@ -87,7 +87,8 @@ respectively."
(list ax ay height)))
(defun zero-get-point-position ()
"return current point's position (x y) based on origin of screen top left corner"
"Return current point's position (x y).
Origin (0, 0) is at screen top left corner."
(cl-destructuring-bind (x y line-height) (ibus-compute-pixel-position)
(cond
((functionp 'window-absolute-pixel-position)
......@@ -116,9 +117,10 @@ respectively."
y))))))
(defun zero-cycle-list (lst item)
"return the object next to given item in lst, if item is the last object, return the first object in lst.
"Return the object next to given ITEM in LST.
if item is not in lst, return nil"
If item is the last object, return the first object in lst.
If item is not in lst, return nil."
(let ((r (member item lst)))
(cond
((null r) nil)
......@@ -137,8 +139,8 @@ if item is not in lst, return nil"
;;=====================
;; zero-el version
(defvar zero-version nil "zero-el package version")
(setq zero-version "1.2.0")
(defvar zero-version nil "zero-el package version.")
(setq zero-version "1.2.1")
;; FSM state
(defconst *zero-state-im-off* 'IM-OFF)
......@@ -150,54 +152,63 @@ if item is not in lst, return nil"
(defconst *zero-punctuation-level-none* 'NONE)
(defvar zero-im nil
"current input method. if nil, the empty input method will be used.
in the empty input method, only punctuation is handled. Other keys are pass through")
"Stores current input method.
If nil, the empty input method will be used. In the empty input
method, only punctuation is handled. Other keys are pass
through")
(defvar zero-ims nil
"a list of registered input methods")
"A list of registered input methods.")
(defvar zero-buffer nil
"stores the associated buffer.
"Stores the associated buffer.
this is used to help with buffer focus in/out events")
(defvar zero-state *zero-state-im-off*)
(defvar zero-full-width-mode nil
"Set to t to enable full-width mode. In full-width mode, commit
ascii char will insert full-width char if there is a
corresponding full-width char. This full-width char map is
independent from punctuation map. You can change this via
`zero-toggle-full-width-mode'")
"Set to t to enable full-width mode.
In full-width mode, commit ascii char will insert full-width char if there is a
corresponding full-width char. This full-width char map is
independent from punctuation map. You can change this via
`zero-toggle-full-width-mode'")
(defvar zero-punctuation-level *zero-punctuation-level-basic*
"punctuation level. should be one of
"Punctuation level.
Should be one of
*zero-punctuation-level-basic*
*zero-punctuation-level-full*
*zero-punctuation-level-none*")
(defvar zero-punctuation-levels (list *zero-punctuation-level-basic*
*zero-punctuation-level-full*
*zero-punctuation-level-none*)
"punctuation levels to use when `zero-cycle-punctuation-level'")
"Punctuation levels to use when `zero-cycle-punctuation-level'.")
(defvar zero-double-quote-flag nil
"used when converting double quote to Chinese quote.
if nil, next double quote insert open quote.
otherwise, next double quote insert close quote")
"Non-nil means next double quote insert close quote.
Used when converting double quote to Chinese quote.
If nil, next double quote insert open quote.
Otherwise, next double quote insert close quote.")
(defvar zero-single-quote-flag nil
"used when converting single quote to Chinese quote.
if nil, next single quote insert open quote.
otherwise, next single quote insert close quote")
"Non-nil means next single quote insert close quote.
Used when converting single quote to Chinese quote.
If nil, next single quote insert open quote.
Otherwise, next single quote insert close quote.")
(defvar zero-preedit-str "")
(defvar zero-candidates nil)
(defcustom zero-candidates-per-page 10
"how many candidates to show on each page"
"How many candidates to show on each page."
:group 'zero
:type 'integer)
(defvar zero-current-page 0 "current page number. count from 0")
(defvar zero-current-page 0 "Current page number. count from 0.")
(defvar zero-initial-fetch-size 20
"how many candidates to fetch for the first call to GetCandidates")
"How many candidates to fetch for the first call to GetCandidates.")
;; zero-fetch-size is reset to 0 when preedit-str changes.
;; zero-fetch-size is set to fetch-size in build-candidates-async complete-func
;; lambda.
(defvar zero-fetch-size 0 "last GetCandidates call's fetch-size")
(defvar zero-previous-page-key ?\- "previous page key")
(defvar zero-next-page-key ?\= "next page key")
(defvar zero-fetch-size 0 "Last GetCandidates call's fetch-size.")
(defvar zero-previous-page-key ?\- "Previous page key.")
(defvar zero-next-page-key ?\= "Next page key.")
;;; concrete input method should define these functions and set them in the
;;; corresponding *-func variable.
......@@ -205,34 +216,36 @@ otherwise, next single quote insert close quote")
(defun zero-can-start-sequence-default (_ch) nil)
(defun zero-get-preedit-str-for-panel-default () zero-preedit-str)
(defvar zero-build-candidates-func 'zero-build-candidates-default
"contains a function to build candidates from preedit-str. The function accepts param preedit-str, fetch-size, returns candidate list.")
"Contains a function to build candidates from preedit-str. The function accepts param preedit-str, fetch-size, returns candidate list.")
(defvar zero-build-candidates-async-func 'zero-build-candidates-async-default
"contains a function to build candidates from preedit-str. The function accepts param preedit-str, fetch-size, and a complete-func that should be called on returned candidate list.")
"Contains a function to build candidates from preedit-str. The function accepts param preedit-str, fetch-size, and a complete-func that should be called on returned candidate list.")
(defvar zero-can-start-sequence-func 'zero-can-start-sequence-default
"contains a function to decide whether a char can start a preedit sequence")
"Contains a function to decide whether a char can start a preedit sequence.")
(defvar zero-handle-preedit-char-func 'zero-handle-preedit-char-default
"contains a function to handle IM-PREEDITING state char insert.
"Contains a function to handle IM-PREEDITING state char insert.
The function should return t if char is handled.
This allow input method to override default logic.")
(defvar zero-get-preedit-str-for-panel-func 'zero-get-preedit-str-for-panel-default
"contains a function that return preedit-str to show in zero-panel")
"Contains a function that return preedit-str to show in zero-panel.")
(defvar zero-backspace-func 'zero-backspace-default
"contains a function to handle <backward> char")
"Contains a function to handle <backward> char.")
(defvar zero-handle-preedit-char-func 'zero-handle-preedit-char-default
"hanlde character insert in `*zero-state-im-preediting*' mode")
"Hanlde character insert in `*zero-state-im-preediting*' mode.")
(defvar zero-preedit-start-func 'nil
"called when enter `*zero-state-im-preediting*' state")
"Called when enter `*zero-state-im-preediting*' state.")
(defvar zero-preedit-end-func 'nil
"called when leave `*zero-state-im-preediting*' state")
"Called when leave `*zero-state-im-preediting*' state.")
(defvar zero-enable-debug nil
"whether to enable debug.
"Whether to enable debug.
if t, `zero-debug' will output debug msg in *zero-debug* buffer")
(defvar zero-debug-buffer-max-size 30000
"max characters in *zero-debug* buffer. if reached, first half data will be deleted")
"Max characters in *zero-debug* buffer. If reached, first half data will be deleted.")
(defun zero-debug (string &rest objects)
"log debug message in *zero-debug* buffer"
"Log debug message in *zero-debug* buffer.
STRING and OBJECTS are passed to `format'"
(if zero-enable-debug
(with-current-buffer (get-buffer-create "*zero-debug*")
(goto-char (point-max))
......@@ -247,19 +260,19 @@ if t, `zero-debug' will output debug msg in *zero-debug* buffer")
;; (zero-debug "msg4: %s %s\n" 24 1)
(defun zero-enter-preedit-state ()
"config keymap when enter preedit state"
"Config keymap when enter preedit state."
(zero-enable-preediting-map)
(if (functionp zero-preedit-start-func)
(funcall zero-preedit-start-func)))
(defun zero-leave-preedit-state ()
"config keymap when leave preedit state"
"Config keymap when leave preedit state."
(zero-disable-preediting-map)
(if (functionp zero-preedit-end-func)
(funcall zero-preedit-end-func)))
(defun zero-set-state (state)
"set state to given state"
"Set zero state to given STATE."
(zero-debug "set state to %s\n" state)
(setq zero-state state)
(if (eq state *zero-state-im-preediting*)
......@@ -267,7 +280,7 @@ if t, `zero-debug' will output debug msg in *zero-debug* buffer")
(zero-leave-preedit-state)))
(defun zero-candidates-on-page (candidates)
"return candidates on current page for given candidates list"
"Return candidates on current page for given CANDIDATES list."
(cl-flet ((take (n lst)
"take the first n element from lst. if there is not
enough elements, return lst as it is."
......@@ -287,7 +300,7 @@ enough elements, return lst as it is."
(drop (* zero-candidates-per-page zero-current-page) candidates))))
(defun zero-show-candidates (&optional candidates)
"show candidates using zero-panel via IPC/RPC"
"Show CANDIDATES using zero-panel via IPC/RPC."
(let ((candidates-on-page (zero-candidates-on-page (or candidates
zero-candidates))))
(cl-destructuring-bind (x y) (zero-get-point-position)
......@@ -305,7 +318,9 @@ enough elements, return lst as it is."
(zero-debug "candidates: %s\n" (s-join ", " candidates-on-page)))))
(defun zero-build-candidates (preedit-str fetch-size)
"build candidates list synchronously"
"Build candidates list synchronously.
Try to find at least FETCH-SIZE number of candidates for PREEDIT-STR."
;; (zero-debug "zero-build-candidates\n")
(unless (functionp zero-build-candidates-func)
(signal 'wrong-type-argument (list 'functionp zero-build-candidates-func)))
......@@ -313,12 +328,18 @@ enough elements, return lst as it is."
(setq zero-fetch-size (max fetch-size (length zero-candidates)))))
(defun zero-build-candidates-complete (candidates)
"called when `zero-build-candidates-async' returns"
"Called when `zero-build-candidates-async' return.
CANDIDATES is returned candidates list from async call."
(setq zero-candidates candidates)
(zero-show-candidates candidates))
(defun zero-build-candidates-async-default (preedit-str fetch-size complete-func)
"build candidate list, when done show it via `zero-show-candidates'"
"Build candidate list, when done show it via `zero-show-candidates'.
PREEDIT-STR the preedit-str.
FETCH-SIZE try to find at least this many candidates for preedit-str.
COMPLETE-FUNC the function to call when build candidates completes."
;; (zero-debug "zero-build-candidates-async-default\n")
(let ((candidates (zero-build-candidates preedit-str fetch-size)))
;; update cache to make SPC and digit key selection possible.
......@@ -330,9 +351,12 @@ enough elements, return lst as it is."
(cl-loop
for i from 33 to 126
collect (cons (make-char 'ascii i) (make-char 'unicode 0 255 (- i 32))))
"an alist that map half-width char to full-width char")
"An alist that map half-width char to full-width char.")
(defun zero-convert-ch-to-full-width (ch)
"Convert half-width char CH to full-width.
If there is no full-width char for CH, return it unchanged."
(let ((pair (assoc ch zero-full-width-char-map)))
(if pair (cdr pair) ch)))
......@@ -340,7 +364,7 @@ enough elements, return lst as it is."
(should (= (zero-convert-ch-to-full-width ?\!) ?\！)))
(defun zero-convert-str-to-full-width (s)
"convert each char in s to their full-width char if there is one"
"Convert each char in S to their full-width char if there is one."
(concat (mapcar 'zero-convert-ch-to-full-width s)))
(ert-deftest zero-convert-str-to-full-width ()
......@@ -352,19 +376,20 @@ enough elements, return lst as it is."
(should (string-equal "（Ａ）" (zero-convert-str-to-full-width "(A)"))))
(defun zero-convert-str-to-full-width-maybe (s)
"if in zero-full-width-mode, convert char in s to their full-width char; otherwise, return s unchanged."
"If in `zero-full-width-mode', convert char in S to their full-width char; otherwise, return s unchanged."
(if zero-full-width-mode (zero-convert-str-to-full-width s) s))
(defun zero-insert-full-width-char (ch)
"if in zero-full-width-mode, insert full-width char for given ch and return true, otherwise just return nil."
"If in `zero-full-width-mode', insert full-width char for given CH and return true, otherwise just return nil."
(when zero-full-width-mode
(let ((full-width-ch (zero-convert-ch-to-full-width ch)))
(insert full-width-ch)
full-width-ch)))
(defun zero-convert-punctuation-basic (ch)
"convert punctuation for *zero-punctuation-level-basic*
return ch's Chinese punctuation if ch is converted. return nil otherwise"
"Convert punctuation for *zero-punctuation-level-basic*.
Return CH's Chinese punctuation if CH is converted. Return nil otherwise."
(cl-case ch
(?, "，")
(?. "。") ; 0x3002
......@@ -375,8 +400,9 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(otherwise nil)))
(defun zero-convert-punctuation-full (ch)
"convert punctuation for *zero-punctuation-level-full*
return ch's Chinese punctuation if ch is converted. return nil otherwise"
"Convert punctuation for *zero-punctuation-level-full*.
Return CH's Chinese punctuation if CH is converted. Return nil otherwise"
(cl-case ch
(?_ "——")
(?< "《") ;0x300A
......@@ -396,8 +422,8 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(t (zero-convert-punctuation-basic ch))))
(defun zero-convert-punctuation (ch)
"convert punctuation based on `zero-punctuation-level'
return ch's Chinese punctuation if ch is converted. return nil otherwise"
"Convert punctuation based on `zero-punctuation-level'.
Return CH's Chinese punctuation if CH is converted. Return nil otherwise."
(cond
((eq zero-punctuation-level *zero-punctuation-level-basic*)
(zero-convert-punctuation-basic ch))
......@@ -406,41 +432,41 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(t nil)))
(defun zero-handle-punctuation (ch)
"if n is a punctuation character, insert mapped Chinese punctuation and return true; otherwise, return false."
"If CH is a punctuation character, insert mapped Chinese punctuation and return true; otherwise, return false."
(let ((str (zero-convert-punctuation ch)))
(when str
(insert str)
t)))
(defun zero-append-char-to-preedit-str (ch)
"append char ch to preedit str, update and show candidate list"
"Append char CH to preedit str, update and show candidate list."
(setq zero-preedit-str
(concat zero-preedit-str (make-string 1 ch)))
(zero-debug "appended %c, preedit str is: %s\n" ch zero-preedit-str)
(zero-preedit-str-changed))
(defun zero-can-start-sequence (ch)
"return t if char ch can start a preedit sequence."
"Return t if char CH can start a preedit sequence."
(if (functionp zero-can-start-sequence-func)
(funcall zero-can-start-sequence-func ch)
(error "`zero-can-start-sequence-func' is not a function")))
(defun zero-page-up ()
"if not at first page, show candidates on previous page."
"If not at first page, show candidates on previous page."
(interactive)
(when (> zero-current-page 0)
(setq zero-current-page (1- zero-current-page))
(zero-show-candidates)))
(defun zero-just-page-down ()
"just page down using existing candidates"
"Just page down using existing candidates."
(let ((len (length zero-candidates)))
(when (> len (* zero-candidates-per-page (1+ zero-current-page)))
(setq zero-current-page (1+ zero-current-page))
(zero-show-candidates))))
(defun zero-page-down ()
"if there is still candidates to be displayed, show candidates on next page."
"If there is still candidates to be displayed, show candidates on next page."
(interactive)
(let ((len (length zero-candidates))
(new-fetch-size (* zero-candidates-per-page (+ 2 zero-current-page))))
......@@ -457,7 +483,9 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(zero-just-page-down))))
(defun zero-handle-preedit-char-default (ch)
"hanlde character insert in `*zero-state-im-preediting*' state"
"Hanlde character insert in `*zero-state-im-preediting*' state.
CH is the char user has typed."
(cond
((= ch ?\s)
(zero-commit-first-candidate-or-preedit-str))
......@@ -481,7 +509,9 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(zero-append-char-to-preedit-str ch))))))
(defun zero-self-insert-command (n)
"handle character self-insert-command. This includes characters and digits"
"Handle character `self-insert-command'. This includes characters and digits.
N is the argument passed to `self-insert-command'."
(interactive "p")
(let ((ch (elt (this-command-keys-vector) 0)))
(zero-debug "user typed: %c\n" ch)
......@@ -504,13 +534,13 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(self-insert-command n)))))
(defun zero-preedit-str-changed ()
"called when preedit str is changed and not empty. update and show candidate list"
"Called when preedit str is changed and not empty. Update and show candidate list."
(setq zero-fetch-size 0)
(setq zero-current-page 0)
(funcall zero-build-candidates-async-func zero-preedit-str zero-initial-fetch-size 'zero-build-candidates-complete))
(defun zero-backspace-default ()
"handle backspace key in `*zero-state-im-preediting*' state"
"Handle backspace key in `*zero-state-im-preediting*' state."
(let ((len (length zero-preedit-str)))
(if (> len 1)
(progn
......@@ -521,15 +551,15 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(zero-reset))))
(defun zero-backspace ()
"handle backspace key in `*zero-state-im-preediting*' state"
"Handle backspace key in `*zero-state-im-preediting*' state."
(interactive)
(unless (eq zero-state *zero-state-im-preediting*)
(error "zero-backspace called in non preediting state"))
(error "Error: zero-backspace called in non preediting state"))
(zero-debug "zero-backspace\n")
(funcall zero-backspace-func))
(defun zero-commit-text (text)
"commit given text, reset preedit str, hide candidate list"
"Commit given TEXT, reset preedit str, hide candidate list."
(zero-debug "commit text: %s\n" text)
(insert text)
(setq zero-preedit-str "")
......@@ -538,16 +568,16 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(zero-hide-candidate-list))
(defun zero-return ()
"handle RET key press in `*zero-state-im-preediting*' state"
"Handle RET key press in `*zero-state-im-preediting*' state."
(interactive)
(unless (eq zero-state *zero-state-im-preediting*)
(error "zero-return called in non preediting state"))
(error "Error: zero-return called in non preediting state"))
(zero-debug "zero-return\n")
(zero-set-state *zero-state-im-waiting-input*)
(zero-commit-text (zero-convert-str-to-full-width-maybe zero-preedit-str)))
(defun zero-commit-nth-candidate (n)
"commit nth candidate and return true if it exists, otherwise, return false"
"Commit Nth candidate and return true if it exists; otherwise, return false."
(let ((candidate (nth n (zero-candidates-on-page zero-candidates))))
(if candidate
(progn
......@@ -557,19 +587,22 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
nil)))
(defun zero-commit-preedit-str ()
"Commit current preedit-str."
(zero-set-state *zero-state-im-waiting-input*)
(zero-commit-text (zero-convert-str-to-full-width-maybe zero-preedit-str)))
(defun zero-commit-first-candidate-or-preedit-str ()
"commit first candidate if there is one, otherwise commit preedit str"
"Commit first candidate if there is one, otherwise commit preedit str."
(unless (zero-commit-nth-candidate 0)
(zero-commit-preedit-str)))
(defun zero-hide-candidate-list ()
"Hide candidate list."
(zero-panel-hide)
(zero-debug "hide candidate list\n"))
(defun zero-reset ()
"Reset zero states."
(interactive)
(zero-debug "zero-reset\n")
(zero-set-state *zero-state-im-waiting-input*)
......@@ -579,19 +612,19 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(zero-hide-candidate-list))
(defun zero-focus-in ()
"a hook function. run when focus in a zero-mode buffer"
"A hook function, run when focus in a `zero-mode' buffer."
(when (eq zero-state *zero-state-im-preediting*)
(zero-show-candidates zero-candidates)
(zero-enter-preedit-state)))
(defun zero-focus-out ()
"a hook function. run when focus out a zero-mode buffer"
"A hook function, run when focus out a `zero-mode' buffer."
(when (eq zero-state *zero-state-im-preediting*)
(zero-hide-candidate-list)
(zero-leave-preedit-state)))
(defun zero-buffer-list-changed ()
"a hook function, run when buffer list has changed. This includes user has switched buffer"
"A hook function, run when buffer list has changed. This includes user has switched buffer."
(if (eq (car (buffer-list)) zero-buffer)
(zero-focus-in)))
......@@ -614,23 +647,27 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
(define-key map [remap self-insert-command]
'zero-self-insert-command)
map)
"`zero-mode' keymap")
"`zero-mode' keymap.")
(defun zero-enable-preediting-map ()
"enable preediting keymap in `zero-mode-map'"
"Enable preediting keymap in `zero-mode-map'."
(zero-debug "zero-enable-preediting-map\n")
(define-key zero-mode-map (kbd "<backspace>") 'zero-backspace)
(define-key zero-mode-map (kbd "RET") 'zero-return)
(define-key zero-mode-map (kbd "<escape>") 'zero-reset))
(defun zero-disable-preediting-map ()
"disable preediting keymap in `zero-mode-map'"
"Disable preediting keymap in `zero-mode-map'."
(zero-debug "zero-disable-preediting-map\n")
(define-key zero-mode-map (kbd "<backspace>") nil)
(define-key zero-mode-map (kbd "RET") nil)
(define-key zero-mode-map (kbd "<escape>") nil))
(defun zero-modeline-string ()
"Build `zero-mode' modeline string aka lighter.
If full-width mode is enabled, show ZeroF;
Otherwise, show Zero."
(if zero-full-width-mode " ZeroF" " Zero"))
(define-minor-mode zero-mode
......@@ -667,23 +704,26 @@ return ch's Chinese punctuation if ch is converted. return nil otherwise"
;;==================
(defun zero-register-im (im-name im-functions-alist)
"(re)register an input method in zero. After registration, you can use `zero-set-default-im' and `zero-set-im' to select input method to use.
"(Re)register an input method in zero.
After registration, you can use `zero-set-default-im' and
`zero-set-im' to select input method to use.
im-name should be a symbol.
im-functions-alist should be a list of form
IM-NAME should be a symbol.
IM-FUNCTIONS-ALIST should be a list of form
'((:virtual-function-name . implementation-function-name))
virtual functions corresponding variable
===========================================================================
:build-candidates zero-build-candidates-func
:can-start-sequence zero-can-start-sequence-func
:handle-preedit-char zero-handle-preedit-char-func
:get-preedit-str-for-panel zero-get-preedit-str-for-panel-func
:handle-backspace zero-backspace-func
:build-candidates `zero-build-candidates-func'
:can-start-sequence `zero-can-start-sequence-func'
:handle-preedit-char `zero-handle-preedit-char-func'
:get-preedit-str-for-panel `zero-get-preedit-str-for-panel-func'
:handle-backspace `zero-backspace-func'
:init nil
:shutdown nil
:preedit-start zero-preedit-start-func
:preedit-end zero-preedit-end-func
:preedit-start `zero-preedit-start-func'
:preedit-end `zero-preedit-end-func'
registered input method is saved in `zero-ims'"
;; add or replace entry in `zero-ims'
......@@ -697,7 +737,7 @@ registered input method is saved in `zero-ims'"
;;============
(defun zero-toggle-full-width-mode ()
"toggle `zero-full-width-mode' on/off"
"Toggle `zero-full-width-mode' on/off."
(interactive)
(setq zero-full-width-mode (not zero-full-width-mode))
(message (if zero-full-width-mode
......@@ -705,7 +745,9 @@ registered input method is saved in `zero-ims'"
"Enabled half-width mode")))
(defun zero-set-punctuation-level (level)
"set `zero-punctuation-level'"
"Set `zero-punctuation-level'.
LEVEL the level to set to."
(interactive)
(if (not (member level (list *zero-punctuation-level-basic*
*zero-punctuation-level-full*
......@@ -714,7 +756,10 @@ registered input method is saved in `zero-ims'"
(setq zero-punctuation-level level)))
(defun zero-set-punctuation-levels (levels)
"set `zero-punctuation-levels'. `zero-cycle-punctuation-level' will cycle current `zero-punctuation-level' among defined levels"
"Set `zero-punctuation-levels'.
`zero-cycle-punctuation-level' will cycle current
`zero-punctuation-level' among defined LEVELS."
(dolist (level levels)
(if (not (member level (list *zero-punctuation-level-basic*
*zero-punctuation-level-full*
......@@ -723,16 +768,16 @@ registered input method is saved in `zero-ims'"
(setq zero-punctuation-levels levels))
(defun zero-cycle-punctuation-level ()
"cycle `zero-punctuation-level' among `zero-punctuation-levels'"
"Cycle `zero-punctuation-level' among `zero-punctuation-levels'."
(interactive)
(setq zero-punctuation-level
(zero-cycle-list zero-punctuation-levels zero-punctuation-level))
(message "punctuation level set to %s" zero-punctuation-level))
(defun zero-set-im (im-name)
"select zero input method for current buffer.
"Select zero input method for current buffer.
if im-name is nil, use default empty input method"
if IM-NAME is nil, use default empty input method"
;; TODO provide auto completion for im-name
(interactive "SSet input method to: ")
;; when switch away from an IM, run last IM's :shutdown function.
......@@ -791,12 +836,13 @@ if im-name is nil, use default empty input method"
(setq zero-preedit-end-func nil)))
(defun zero-set-default-im (im-name)
"set given im as default zero input method"
"Set given IM-NAME as default zero input method."
(unless (symbolp im-name)
(signal 'wrong-type-argument (list 'symbolp im-name)))
(setq-default zero-im im-name))
(defun zero-on ()
"Turn on `zero-mode'."
(interactive)
(zero-debug "zero-on\n")
(zero-mode 1)
......@@ -804,6 +850,7 @@ if im-name is nil, use default empty input method"
(zero-set-state *zero-state-im-waiting-input*)))
(defun zero-off ()