From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Thierry Volpiatto <thievol@posteo.net> Newsgroups: gmane.emacs.bugs Subject: bug#66394: 29.1; Make register-read-with-preview more useful Date: Tue, 12 Dec 2023 06:29:13 +0000 Message-ID: <87v894hr2e.fsf@posteo.net> References: <87il7ib6cu.fsf@posteo.net> <87ttqcg8gw.fsf@web.de> <87h6mcr8ol.fsf@posteo.net> <87r0l73029.fsf@web.de> <877cmdx8ud.fsf@posteo.net> <jwvjzqcxrnq.fsf-monnier+emacs@gnu.org> <87sf50s1gh.fsf@posteo.net> <83o7ficesp.fsf@gnu.org> <878r6leh9d.fsf@posteo.net> <83il5pbnmh.fsf@gnu.org> <87zfz1cz7s.fsf@posteo.net> <83bkbc7j1o.fsf@gnu.org> <8734wov2wv.fsf@posteo.net> <83v89j6arv.fsf@gnu.org> <87cyvpf8y6.fsf@posteo.net> <83plzp82mb.fsf@gnu.org> <87a5qhxf05.fsf@posteo.net> <83jzpkvs4z.fsf@gnu.org> <87v8947ulo.fsf@posteo.net> <871qbsk5le.fsf@posteo.net> <f7f749d1-3a2d-0ea0-a106-6c586f4faca7@gutov.dev> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==-=-="; micalg=pgp-sha512; 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Tue, 12 Dec 2023 07:29:16 +0100 (CET) In-Reply-To: <f7f749d1-3a2d-0ea0-a106-6c586f4faca7@gutov.dev> (Dmitry Gutov's message of "Tue, 12 Dec 2023 01:36:09 +0200 (6 hours, 50 minutes, 12 seconds ago)") Autocrypt: addr=thievol@posteo.net; prefer-encrypt=mutual; keydata=xsDNBF8ylcIBDADG+hy+zR6L4/vbdDDZuSaMmSrU3A5QZJpeBCvxTr7MpzzruZbhLPW1K3R6N2MA edi8Y+C8o27FVRIjpdbaKMGu9je7JV/TbUQYo3SOwCK1vM4LUn4V6ZLzSYkuiEt4eyMoiDdyvN0p kcK6P9x9DCetcEVszXzQg+yzCVrQ2hXWDXWT4M18EC3wtO7RHPouMqGiwBFhBAYErCqFWFxQHkfb tG/4yGyJ58rglb65O3qijjMWvYwcWZun9/7qm8Z4/4mHopmo2zgU+OrptnLSZfkZGz3Y7Uf452xQ GVq0Fv75NPvQru7y+DYVhuVXXyAmGxt+vf4rIiixMBbhKEPjcxEPAa2LTzex2IsTZR+QVG9uDnqC WcgaOEQ58fzXNvNhtwwF/Rgio2XWAJVdmFWS59/k9W58CIUSNKBMZh2XeGdEmtHvDtCxW3z6FJha 36RzOM3fMNNiAGdFZJA84gcdloJR+sHCDTTPT3784fjr+V8An7sI581NGFzkRQqPvEQCZbUAEQEA Ac0SdGhpZXZvbEBwb3N0ZW8ubmV0wsEOBBMBCgA4AhsDBQsJCAcCBhUKCQgLAgQWAgMBAh4BAheA FiEEI9twfRN7r3nig/xwDsVtFB0W75MFAmL3HCoACgkQDsVtFB0W75OVEAv/f6XxmtIFz08fUb8h Bp/zJP6IC4/rhhh+0GMRIRzLN8DK0jV8JCzYdFHiRJOy2lNIOpmrrCmjRRxferc2G42+ePFIsslx hU46VSz1Z83NwIG3mpdYNV5WUTUdgzxExHTNTFCd7NKv0nlHKQaA OpenPGP: url=https://posteo.de/keys/thievol@posteo.net.asc; preference=encrypt X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" <bug-gnu-emacs.gnu.org> List-Unsubscribe: <https://lists.gnu.org/mailman/options/bug-gnu-emacs>, <mailto:bug-gnu-emacs-request@gnu.org?subject=unsubscribe> List-Archive: <https://lists.gnu.org/archive/html/bug-gnu-emacs> List-Post: <mailto:bug-gnu-emacs@gnu.org> List-Help: <mailto:bug-gnu-emacs-request@gnu.org?subject=help> List-Subscribe: <https://lists.gnu.org/mailman/listinfo/bug-gnu-emacs>, <mailto:bug-gnu-emacs-request@gnu.org?subject=subscribe> Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.bugs:276017 Archived-At: <http://permalink.gmane.org/gmane.emacs.bugs/276017> --==-=-= Content-Type: multipart/mixed; boundary="=-=-=" --=-=-= Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Dmitry Gutov <dmitry@gutov.dev> writes: > On 11/12/2023 19:32, Thierry Volpiatto wrote: >> I made a little error in one of the patch when merging from a working >> file for emacs-29.1, attaching here the two patches again with error >> corrected (read `register-use-preview` instead of >> `register-preview-use-preview`), sorry for this. > > JFYI, the second patch doesn't apply cleanly, which may make testing > them a bit more difficult. > > It's because of commit 598ab9ca10d35d6 by Eli with documentation > updates. When reverted, the second patch applies without problem. Dmitry thanks, here the patches again after rebasing. =2D-=20 Thierry --=-=-= Content-Type: text/x-diff Content-Disposition: attachment; filename=0001-Don-t-confirm-with-RET-even-when-overwriting-in-regi.patch Content-Transfer-Encoding: quoted-printable From=20386457b493e3d2ebdb605dd8a8ce3c323847f537 Mon Sep 17 00:00:00 2001 From: Thierry Volpiatto <thievol@posteo.net> Date: Mon, 11 Dec 2023 07:02:40 +0100 Subject: [PATCH 1/2] Don't confirm with RET even when overwriting in regist= er commands This happen when register-use-preview is nil or never. This reproduce what we had previously in 29.1 but with filtering in the preview and default registers are provided for the commands of type 'set'. This is implemented with cl-defmethod to keep the code as much as possible configurable. * lisp/register.el (register-preview-info): New slot. (register-command-info): Add new methods for copy-to-register, point-to-register, number-to-register, window-configuration-to-register, frameset-to-register and copy-rectangle-to-register. (register-read-with-preview): Bind noconfirm. =2D-- lisp/register.el | 67 ++++++++++++++++++++++++++++++++++++++++-------- 1 file changed, 56 insertions(+), 11 deletions(-) diff --git a/lisp/register.el b/lisp/register.el index fa4bbcf483f..b7f4658055a 100644 =2D-- a/lisp/register.el +++ b/lisp/register.el @@ -156,7 +156,7 @@ TYPES are the types of register supported. MSG is the minibuffer message to send when a register is selected. ACT is the type of action the command is doing on register. SMATCH accept a boolean value to say if command accept non matching regist= er." =2D types msg act smatch) + types msg act smatch noconfirm) =20 (cl-defgeneric register-command-info (command) "Returns a `register-preview-info' object storing data for COMMAND." @@ -179,24 +179,66 @@ SMATCH accept a boolean value to say if command accep= t non matching register." :types '(all) :msg "View register `%s'" :act 'view + :noconfirm (memq register-use-preview '(nil never)) :smatch t)) (cl-defmethod register-command-info ((_command (eql append-to-register))) (make-register-preview-info :types '(string number) :msg "Append to register `%s'" :act 'modify + :noconfirm (memq register-use-preview '(nil never)) :smatch t)) (cl-defmethod register-command-info ((_command (eql prepend-to-register))) (make-register-preview-info :types '(string number) :msg "Prepend to register `%s'" :act 'modify + :noconfirm (memq register-use-preview '(nil never)) :smatch t)) (cl-defmethod register-command-info ((_command (eql increment-register))) (make-register-preview-info :types '(string number) :msg "Increment register `%s'" :act 'modify + :noconfirm (memq register-use-preview '(nil never)) + :smatch t)) +(cl-defmethod register-preview-command-info ((_command (eql copy-to-regist= er))) + (make-register-preview-info + :types '(all) + :msg "Copy to register `%s'" + :act 'set + :noconfirm (memq register-use-preview '(nil never)))) +(cl-defmethod register-preview-command-info ((_command (eql point-to-regis= ter))) + (make-register-preview-info + :types '(all) + :msg "Point to register `%s'" + :act 'set + :noconfirm (memq register-use-preview '(nil never)))) +(cl-defmethod register-preview-command-info ((_command (eql number-to-regi= ster))) + (make-register-preview-info + :types '(all) + :msg "Number to register `%s'" + :act 'set + :noconfirm (memq register-use-preview '(nil never)))) +(cl-defmethod register-preview-command-info + ((_command (eql window-configuration-to-register))) + (make-register-preview-info + :types '(all) + :msg "Window configuration to register `%s'" + :act 'set + :noconfirm (memq register-use-preview '(nil never)))) +(cl-defmethod register-preview-command-info ((_command (eql frameset-to-re= gister))) + (make-register-preview-info + :types '(all) + :msg "Frameset to register `%s'" + :act 'set + :noconfirm (memq register-use-preview '(nil never)))) +(cl-defmethod register-preview-command-info ((_command (eql copy-rectangle= -to-register))) + (make-register-preview-info + :types '(all) + :msg "Copy rectangle to register `%s'" + :act 'set + :noconfirm (memq register-use-preview '(nil never)) :smatch t)) =20 (defun register-preview-forward-line (arg) @@ -328,12 +370,13 @@ display such a window regardless." m)) (data (register-command-info this-command)) (enable-recursive-minibuffers t) =2D types msg result timer act win strs smatch) + types msg result timer act win strs smatch noconfirm) (if data =2D (setq types (register-preview-info-types data) =2D msg (register-preview-info-msg data) =2D act (register-preview-info-act data) =2D smatch (register-preview-info-smatch data)) + (setq types (register-preview-info-types data) + msg (register-preview-info-msg data) + act (register-preview-info-act data) + smatch (register-preview-info-smatch data) + noconfirm (register-preview-info-noconfirm data)) (setq types '(all) msg "Overwrite register `%s'" act 'set)) @@ -400,13 +443,15 @@ display such a window regardless." "Register `%s' is empty" pat)))))) (unless (string=3D pat "") (with-selected-window (minibuffer-window) =2D (if (and (member pat strs) (memq act '(s= et modify))) + (if (and (member pat strs) + (memq act '(set modify)) + (null noconfirm)) (with-selected-window (minibuffer-wind= ow) (minibuffer-message msg pat)) =2D ;; An empty register or an existing =2D ;; one but the action is insert or =2D ;; jump, don't ask for confirmation =2D ;; and exit immediately (bug#66394). + ;; The action is insert or + ;; jump or noconfirm is specifed + ;; explicitely, don't ask for + ;; confirmation and exit immediately (bu= g#66394). (setq result pat) (exit-minibuffer))))))))) (setq result (read-from-minibuffer =2D-=20 2.34.1 --=-=-= Content-Type: text/x-diff Content-Disposition: attachment; filename=0002-Provide-emacs-29-behavior-for-register-preview.patch Content-Transfer-Encoding: quoted-printable From=207b634a3359565dea755392324055443eb02aa070 Mon Sep 17 00:00:00 2001 From: Thierry Volpiatto <thievol@posteo.net> Date: Tue, 12 Dec 2023 07:24:32 +0100 Subject: [PATCH 2/2] Provide emacs-29 behavior for register-preview It is now the default with a value of register-use-preview eq to basic. To change this one have now to customize register-use-preview to another value. * lisp/register.el (register-preview-delay): Remove obsolescence. (register--read-with-preview-function): New. (register-use-preview): New option basic, it is now the default. (register-preview-default-1): New the register-preview-default used by `register-read-with-preview-fancy`. (register-preview-default): Restored (same as Emacs-29). (register--preview-function): Generic fn that return the right function for register--preview-function. (register-preview): Restored (same behavior as Emacs-29). (register-preview-1): Used by `register-read-with-preview-fancy'. (register-read-with-preview-basic): The old register-read-with-preview. (register-read-with-preview-fancy): The new register-read-with-preview. =2D-- lisp/register.el | 146 +++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 127 insertions(+), 19 deletions(-) diff --git a/lisp/register.el b/lisp/register.el index b7f4658055a..fd6c9af060e 100644 =2D-- a/lisp/register.el +++ b/lisp/register.el @@ -100,25 +100,49 @@ If nil, do not show register previews, unless `help-c= har' (or a member of :version "24.4" :type '(choice number (const :tag "No preview unless requested" nil)) :group 'register) =2D(make-obsolete-variable 'register-preview-delay "No longer used." "30.1") =20 (defcustom register-preview-default-keys (mapcar #'string (number-sequence= ?a ?z)) "Default keys for setting a new register." =2D :type '(repeat string)) =2D =2D(defcustom register-use-preview t =2D "Whether to show preview of registers. =2D =2DIf the value is t, show a preview buffer with navigation and highlightin= g. =2DIf the value is nil, show a basic preview buffer and exit minibuffer =2Dimmediately after the register name is inserted into minibuffer. =2DIf the value is \\=3D'never, behave as for nil, but with no preview buff= er =2Dat all." + :type '(repeat string) + :version 30.1) + +(defvar register--read-with-preview-function nil + "The register read preview function to use. +Two functions are provided, one that provide navigation and +highlighting of the register selected, filtering of register +according to command in use, defaults register to use when +setting a new register, confirmation and notification when you +are about to overwrite a register and generic functions to +configure how each existing commands behave. The other function +provided is the same as what was used in Emacs-29, no filtering, +no navigation, no defaults.") + +(defcustom register-use-preview 'basic + "Maybe show register preview. + +This have no effect when `register--read-with-preview-function' value +is `register-read-with-preview-basic'. + +When set to `t' show a preview buffer with navigation and highlighting. +When nil show a basic preview buffer and exit minibuffer +immediately after insertion in minibuffer. +When set to \\=3D'never behave as above but with no preview buffer at +all. +When set to \\=3D'basic provide a much more basic preview according to +`register-preview-delay', it have the exact same behavior as in Emacs-29." :type '(choice (const :tag "Use preview" t) (const :tag "Use quick preview" nil) =2D (const :tag "Never use preview" never)) =2D :version "30.1") + (const :tag "Never use preview" never) + (const :tag "Basic preview like Emacs-29" basic)) + :version 30.1 + :set (lambda (var val) + (set var val) + (setq register--read-with-preview-function + (if (eq val 'basic) + #'register-read-with-preview-basic + #'register-read-with-preview-fancy)) + (setq register-preview-function nil))) =20 (defun get-register (register) "Return contents of Emacs register named REGISTER, or nil if none." @@ -138,17 +162,34 @@ See the documentation of the variable `register-alist= ' for possible VALUEs." (substring d (match-end 0)) d))) =20 =2D(defun register-preview-default (r) +(defun register-preview-default-1 (r) "Function that is the default value of the variable `register-preview-fu= nction'." (format "%s: %s\n" (propertize (string (car r)) 'display (single-key-description (car r))) (register-describe-oneline (car r)))) =20 =2D(defvar register-preview-function #'register-preview-default +(defun register-preview-default (r) + "Function that is the default value of the variable `register-preview-fu= nction'." + (format "%s: %s\n" + (single-key-description (car r)) + (register-describe-oneline (car r)))) + +(defvar register-preview-function nil "Function to format a register for previewing. Called with one argument, a cons (NAME . CONTENTS) as found in `register-a= list'. =2DThe function should return a string, the description of the argument.") +The function should return a string, the description of the argument. +It is set according to the value of `register--read-with-preview-function'= .") + +(cl-defgeneric register--preview-function (read-preview-function) + "Returns a function to format a register for previewing. +This accorfing to the value of read-preview-function.") +(cl-defmethod register--preview-function ((read-preview-function + (eql 'register-read-with-previe= w-basic))) + #'register-preview-default) +(cl-defmethod register--preview-function ((read-preview-function + (eql 'register-read-with-previe= w-fancy))) + #'register-preview-default-1) =20 (cl-defstruct register-preview-info "Store data for a specific register command. @@ -327,12 +368,39 @@ satisfy `cl-typep' otherwise the new type should be d= efined with when (memq (register-type register) types) collect register))) =20 =2D(defun register-preview (buffer &optional show-empty types) +(defun register-preview (buffer &optional show-empty) + "Pop up a window showing the registers preview in BUFFER. +If SHOW-EMPTY is non-nil, show the window even if no registers. +Format of each entry is controlled by the variable `register-preview-funct= ion'." + (unless register-preview-function + (setq register-preview-function (register--preview-function + register--read-with-preview-function)= )) + (when (or show-empty (consp register-alist)) + (with-current-buffer-window + buffer + (cons 'display-buffer-below-selected + '((window-height . fit-window-to-buffer) + (preserve-size . (nil . t)))) + nil + (with-current-buffer standard-output + (setq cursor-in-non-selected-windows nil) + (mapc (lambda (elem) + (when (get-register (car elem)) + (insert (funcall register-preview-function elem)))) + register-alist))))) + +(defun register-preview-1 (buffer &optional show-empty types) "Pop up a window showing the registers preview in BUFFER. + +This is the preview function use with +`register-read-with-preview-fancy' function. If SHOW-EMPTY is non-nil, show the window even if no registers. Argument TYPES (a list) specify the types of register to show, when nil sh= ow all registers, see `register-type' for suitable types. Format of each entry is controlled by the variable `register-preview-funct= ion'." + (unless register-preview-function + (setq register-preview-function (register--preview-function + register--read-with-preview-function)= )) (let ((registers (register-of-type-alist (or types '(all))))) (when (or show-empty (consp registers)) (with-current-buffer-window @@ -360,6 +428,46 @@ Format of each entry is controlled by the variable `re= gister-preview-function'." "Read and return a register name, possibly showing existing registers. Prompt with the string PROMPT. If `help-char' (or a member of `help-event-list') is pressed, +display such a window regardless." + (funcall register--read-with-preview-function prompt)) + +(defun register-read-with-preview-basic (prompt) + "Read and return a register name, possibly showing existing registers. +Prompt with the string PROMPT. If `register-alist' and +`register-preview-delay' are both non-nil, display a window +listing existing registers after `register-preview-delay' seconds. +If `help-char' (or a member of `help-event-list') is pressed, +display such a window regardless." + (let* ((buffer "*Register Preview*") + (timer (when (numberp register-preview-delay) + (run-with-timer register-preview-delay nil + (lambda () + (unless (get-buffer-window buffer) + (register-preview buffer)))))) + (help-chars (cl-loop for c in (cons help-char help-event-list) + when (not (get-register c)) + collect c))) + (unwind-protect + (progn + (while (memq (read-key (propertize prompt 'face 'minibuffer-prompt)) + help-chars) + (unless (get-buffer-window buffer) + (register-preview buffer 'show-empty))) + (when (or (eq ?\C-g last-input-event) + (eq 'escape last-input-event) + (eq ?\C-\[ last-input-event)) + (keyboard-quit)) + (if (characterp last-input-event) last-input-event + (error "Non-character input-event"))) + (and (timerp timer) (cancel-timer timer)) + (let ((w (get-buffer-window buffer))) + (and (window-live-p w) (delete-window w))) + (and (get-buffer buffer) (kill-buffer buffer))))) + +(defun register-read-with-preview-fancy (prompt) + "Read and return a register name, possibly showing existing registers. +Prompt with the string PROMPT. +If `help-char' (or a member of `help-event-list') is pressed, display such a window regardless." (let* ((buffer "*Register Preview*") (buffer1 "*Register quick preview*") @@ -392,13 +500,13 @@ display such a window regardless." ;; Do nothing when buffer1 is in use. (unless (get-buffer-window buf) (with-selected-window (minibuffer-selected-window) =2D (register-preview buffer 'show-empty types)))= ))) + (register-preview-1 buffer 'show-empty types)))= ))) (define-key map (kbd "<down>") 'register-preview-next) (define-key map (kbd "<up>") 'register-preview-previous) (define-key map (kbd "C-n") 'register-preview-next) (define-key map (kbd "C-p") 'register-preview-previous) (unless (or executing-kbd-macro (eq register-use-preview 'never)) =2D (register-preview buf nil types)) + (register-preview-1 buf nil types)) (unwind-protect (progn (minibuffer-with-setup-hook =2D-=20 2.34.1 --=-=-=-- --==-=-= Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQHHBAEBCgAxFiEEI9twfRN7r3nig/xwDsVtFB0W75MFAmV3/bkTHHRoaWV2b2xA cG9zdGVvLm5ldAAKCRAOxW0UHRbvkwmeC/4gTSJpoPymhIJaBQC5zfaa4JAD8VOA c7PcX+QDxfA6mGJZjx0wuA8d1ZdiAunTb67xzbFsjNncXrlDUoiHu2ijVXQP60/R gBj48fToy3awxr7TesCU+k8OUiKDv1Mw9tfuLnhpbDCl2XWQDLbuK6K5S724ckh8 QBldKIMbi5o2qpfmKsMHPV7ke0xPLi2KgcwMnwoBHqqJ4NGjGu96GWBHwcDvpNsn ikgRo2gaVt0W/YIGt0YoGh4OH9kP+5O9y7ovcy8ZXkGuJWIZP/ICTV6eIsOy195Z maxd4nHwqBnO9TgTKcw1oKR4z0ah+LosDseP67HK2POsWaz1Lu4P5Ivl8sJsjkyT 423gOxTesm4mZDXIWxrxCZ7aD+Ldof3J5aAlPttJwDxWSpBrlXAsVW1Ju9+V+Hku UB4eEfqFsF2/eMxpFpaUjUNT6Y6A6CTtNIlzbKS66trJehB4JLomc1mtpExNYO0n hgwPtGrYymFwdEPbHIlmYGJxuVgl25oXq58= =mUvv -----END PGP SIGNATURE----- --==-=-=--