mirror of
https://git.savannah.gnu.org/git/emacs.git
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b6178721d8
* viper-cmd.el (viper-insert-state-post-command-sentinel, viper-change-state-to-vi, viper-change-state-to-emacs): made aware of cursor coloring in the emacs state. (viper-special-read-and-insert-char): use read-char-exclusive. (viper-minibuffer-trim-tail): workaround for fields in minibuffer. * viper-init.el (viper-emacs-state-cursor-color): new variable. * viper-util.el (viper-save-cursor-color, viper-get-saved-cursor-color-in-replace-mode, viper-get-saved-cursor-color-in-insert-mode, viper-restore-cursor-color): make aware of the cursor color in emacs state. (viper-get-saved-cursor-color-in-emacs-mode): new function. * ediff-diff.el (ediff-ignore-case, ediff-ignore-case-option, ediff-ignore-case-option3, ediff-actual-diff-options, ediff-actual-diff3-options): new variables to control case sensitivity. (ediff-make-diff2-buffer, ediff-setup-fine-diff-regions, ediff-setup-diff-regions3): made aware of case-sensitivity. (ediff-toggle-ignore-case): new function. (ediff-extract-diffs, ediff-extract-diffs3): preserve point in buffers. * ediff-help.el (ediff-long-help-message-narrow2, ediff-long-help-message-compare2, ediff-long-help-message-compare3, ediff-long-help-message-word-mode): add ignore-case command. (ediff-help-for-quick-help): add ignore-case command. * ediff-merg.el: move provide to the end. * ediff-ptch.el: move provide to the end. * ediff-wind.el: move provide to the end. * ediff-mult.el: move provide to the end. (ediff-set-meta-overlay): enable follow-link. * ediff.el: move provide to the end. Break recursive load cycle in eval-when-compile. (ediff-patch-buffer): better heuristics. * ediff-util.el: move provide to the end. Break recursive load cycle in eval-when-compile. (ediff-setup-keymap): add binding for #c. Replaced some defsubsts with defuns. (ediff-submit-report): pass the values of ediff-diff3-program, ediff-diff3-options.
333 lines
13 KiB
EmacsLisp
333 lines
13 KiB
EmacsLisp
;;; ediff-help.el --- Code related to the contents of Ediff help buffers
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;; Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
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;; 2004, 2005, 2006 Free Software Foundation, Inc.
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;; Author: Michael Kifer <kifer@cs.stonybrook.edu>
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs; see the file COPYING. If not, write to the
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;; Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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;; Boston, MA 02110-1301, USA.
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;;; Commentary:
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;;; Code:
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;; Compiler pacifier start
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(defvar ediff-multiframe)
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(eval-when-compile
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(let ((load-path (cons (expand-file-name ".") load-path)))
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(or (featurep 'ediff-init)
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(load "ediff-init.el" nil nil 'nosuffix))
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))
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;; end pacifier
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(require 'ediff-init)
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;; Help messages
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(defconst ediff-long-help-message-head
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" Move around | Toggle features | Manipulate
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=====================|===========================|============================="
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"The head of the full help message.")
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(defconst ediff-long-help-message-tail
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"=====================|===========================|=============================
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R -show registry | = -compare regions | M -show session group
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D -diff output | E -browse Ediff manual| G -send bug report
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i -status info | ? -help off | z/q -suspend/quit
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-------------------------------------------------------------------------------
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For help on a specific command: Click Button 2 over it; or
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Put the cursor over it and type RET."
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"The tail of the full-help message.")
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(defconst ediff-long-help-message-compare3
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"
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p,DEL -previous diff | | -vert/horiz split | xy -copy buf X's region to Y
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n,SPC -next diff | h -hilighting | rx -restore buf X's old diff
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j -jump to diff | @ -auto-refinement | * -refine current region
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gx -goto X's point| ## -ignore whitespace | ! -update diff regions
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C-l -recenter | #c -ignore case |
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v/V -scroll up/dn | #f/#h -focus/hide regions | wx -save buf X
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</> -scroll lt/rt | X -read-only in buf X | wd -save diff output
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~ -rotate buffers| m -wide display |
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"
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"Help message usually used for 3-way comparison.
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Normally, not a user option. See `ediff-help-message' for details.")
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(defconst ediff-long-help-message-compare2
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"
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p,DEL -previous diff | | -vert/horiz split |a/b -copy A/B's region to B/A
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n,SPC -next diff | h -hilighting | rx -restore buf X's old diff
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j -jump to diff | @ -auto-refinement | * -refine current region
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gx -goto X's point| ## -ignore whitespace | ! -update diff regions
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C-l -recenter | #c -ignore case |
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v/V -scroll up/dn | #f/#h -focus/hide regions | wx -save buf X
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</> -scroll lt/rt | X -read-only in buf X | wd -save diff output
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~ -swap variants | m -wide display |
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"
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"Help message usually used for 2-way comparison.
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Normally, not a user option. See `ediff-help-message' for details.")
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(defconst ediff-long-help-message-narrow2
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"
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p,DEL -previous diff | | -vert/horiz split |a/b -copy A/B's region to B/A
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n,SPC -next diff | h -hilighting | rx -restore buf X's old diff
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j -jump to diff | @ -auto-refinement | * -refine current region
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gx -goto X's point| ## -ignore whitespace | ! -update diff regions
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C-l -recenter | #c -ignore case | % -narrow/widen buffs
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v/V -scroll up/dn | #f/#h -focus/hide regions | wx -save buf X
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</> -scroll lt/rt | X -read-only in buf X | wd -save diff output
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~ -swap variants | m -wide display |
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"
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"Help message when comparing windows or regions line-by-line.
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Normally, not a user option. See `ediff-help-message' for details.")
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(defconst ediff-long-help-message-word-mode
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"
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p,DEL -previous diff | | -vert/horiz split | xy -copy buf X's region to Y
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n,SPC -next diff | h -hilighting | rx -restore buf X's old diff
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j -jump to diff | |
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gx -goto X's point| % -narrow/widen buffs | ! -recompute diffs
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C-l -recenter | #c -ignore case |
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v/V -scroll up/dn | #f/#h -focus/hide regions | wx -save buf X
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</> -scroll lt/rt | X -read-only in buf X | wd -save diff output
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~ -swap variants | m -wide display |
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"
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"Help message when comparing windows or regions word-by-word.
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Normally, not a user option. See `ediff-help-message' for details.")
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(defconst ediff-long-help-message-merge
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"
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p,DEL -previous diff | | -vert/horiz split | x -copy buf X's region to C
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n,SPC -next diff | h -hilighting | r -restore buf C's old diff
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j -jump to diff | @ -auto-refinement | * -refine current region
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gx -goto X's point| ## -ignore whitespace | ! -update diff regions
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C-l -recenter | #f/#h -focus/hide regions | + -combine diff regions
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v/V -scroll up/dn | X -read-only in buf X | wx -save buf X
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</> -scroll lt/rt | m -wide display | wd -save diff output
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~ -swap variants | s -shrink window C | / -show ancestor buff
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| $$ -show clashes only | & -merge w/new default
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| $* -skip changed regions |
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"
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"Help message for merge sessions.
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Normally, not a user option. See `ediff-help-message' for details.")
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;; The actual long help message.
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(ediff-defvar-local ediff-long-help-message ""
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"Normally, not a user option. See `ediff-help-message' for details.")
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(defconst ediff-brief-message-string
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" Type ? for help"
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"Contents of the brief help message.")
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;; The actual brief help message
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(ediff-defvar-local ediff-brief-help-message ""
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"Normally, not a user option. See `ediff-help-message' for details.")
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(ediff-defvar-local ediff-brief-help-message-function nil
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"The brief help message that the user can customize.
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If the user sets this to a parameter-less function, Ediff will use it to
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produce the brief help message. This function must return a string.")
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(ediff-defvar-local ediff-long-help-message-function nil
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"The long help message that the user can customize.
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See `ediff-brief-help-message-function' for more.")
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(defcustom ediff-use-long-help-message nil
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"*If t, Ediff displays a long help message. Short help message otherwise."
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:type 'boolean
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:group 'ediff-window)
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;; The actual help message.
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(ediff-defvar-local ediff-help-message ""
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"The actual help message.
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Normally, the user shouldn't touch this. However, if you want Ediff to
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start up with different help messages for different jobs, you can change
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the value of this variable and the variables `ediff-help-message-*' in
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`ediff-startup-hook'.")
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;; the keymap that defines clicks over the quick help regions
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(defvar ediff-help-region-map (make-sparse-keymap))
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(define-key
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ediff-help-region-map
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(if ediff-emacs-p [mouse-2] [button2])
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'ediff-help-for-quick-help)
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;; runs in the control buffer
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(defun ediff-set-help-overlays ()
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(goto-char (point-min))
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(let (overl beg end cmd)
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(while (re-search-forward " *\\([^ \t\n|]+\\||\\) +-[^|\n]+" nil 'noerror)
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(setq beg (match-beginning 0)
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end (match-end 0)
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cmd (buffer-substring (match-beginning 1) (match-end 1)))
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(setq overl (ediff-make-overlay beg end))
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(if ediff-emacs-p
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(ediff-overlay-put overl 'mouse-face 'highlight)
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(ediff-overlay-put overl 'highlight t))
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(ediff-overlay-put overl 'ediff-help-info cmd))))
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(defun ediff-help-for-quick-help ()
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"Explain Ediff commands in more detail."
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(interactive)
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(ediff-barf-if-not-control-buffer)
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(let ((pos (ediff-event-point last-command-event))
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overl cmd)
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(ediff-cond-compile-for-xemacs-or-emacs
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;; xemacs
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(setq overl (extent-at pos (current-buffer) 'ediff-help-info)
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cmd (ediff-overlay-get overl 'ediff-help-info))
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;; emacs
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(setq cmd (car (mapcar (lambda (elt)
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(overlay-get elt 'ediff-help-info))
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(overlays-at pos))))
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)
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(if (not (stringp cmd))
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(error "Hmm... I don't see an Ediff command around here..."))
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(ediff-documentation "Quick Help Commands")
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(let (case-fold-search)
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(cond ((string= cmd "?") (re-search-forward "^`\\?'"))
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((string= cmd "G") (re-search-forward "^`G'"))
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((string= cmd "E") (re-search-forward "^`E'"))
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((string= cmd "wd") (re-search-forward "^`wd'"))
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((string= cmd "wx") (re-search-forward "^`wa'"))
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((string= cmd "a/b") (re-search-forward "^`a'"))
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((string= cmd "x") (re-search-forward "^`a'"))
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((string= cmd "xy") (re-search-forward "^`ab'"))
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((string= cmd "p,DEL") (re-search-forward "^`p'"))
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((string= cmd "n,SPC") (re-search-forward "^`n'"))
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((string= cmd "j") (re-search-forward "^`j'"))
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((string= cmd "gx") (re-search-forward "^`ga'"))
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((string= cmd "!") (re-search-forward "^`!'"))
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((string= cmd "*") (re-search-forward "^`\\*'"))
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((string= cmd "m") (re-search-forward "^`m'"))
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((string= cmd "|") (re-search-forward "^`|'"))
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((string= cmd "@") (re-search-forward "^`@'"))
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((string= cmd "h") (re-search-forward "^`h'"))
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((string= cmd "r") (re-search-forward "^`r'"))
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((string= cmd "rx") (re-search-forward "^`ra'"))
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((string= cmd "##") (re-search-forward "^`##'"))
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((string= cmd "#c") (re-search-forward "^`#c'"))
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((string= cmd "#f/#h") (re-search-forward "^`#f'"))
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((string= cmd "X") (re-search-forward "^`A'"))
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((string= cmd "v/V") (re-search-forward "^`v'"))
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((string= cmd "</>") (re-search-forward "^`<'"))
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((string= cmd "~") (re-search-forward "^`~'"))
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((string= cmd "i") (re-search-forward "^`i'"))
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((string= cmd "D") (re-search-forward "^`D'"))
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((string= cmd "R") (re-search-forward "^`R'"))
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((string= cmd "M") (re-search-forward "^`M'"))
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((string= cmd "z/q") (re-search-forward "^`z'"))
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((string= cmd "%") (re-search-forward "^`%'"))
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((string= cmd "C-l") (re-search-forward "^`C-l'"))
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((string= cmd "$$") (re-search-forward "^`\\$\\$'"))
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((string= cmd "$*") (re-search-forward "^`\\$\\*'"))
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((string= cmd "/") (re-search-forward "^`/'"))
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((string= cmd "&") (re-search-forward "^`&'"))
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((string= cmd "s") (re-search-forward "^`s'"))
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((string= cmd "+") (re-search-forward "^`\\+'"))
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((string= cmd "=") (re-search-forward "^`='"))
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(t (error "Undocumented command! Type `G' in Ediff Control Panel to drop a note to the Ediff maintainer")))
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) ; let case-fold-search
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))
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;; assuming we are in control window, calculate length of the first line in
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;; help message
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(defun ediff-help-message-line-length ()
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(save-excursion
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(goto-char (point-min))
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(if ediff-use-long-help-message
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(next-line 1))
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(end-of-line)
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(current-column)))
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(defun ediff-indent-help-message ()
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(let* ((shift (/ (max 0 (- (window-width (selected-window))
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(ediff-help-message-line-length)))
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2))
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(str (make-string shift ?\ )))
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(save-excursion
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(goto-char (point-min))
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(while (< (point) (point-max))
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(insert str)
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(beginning-of-line)
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(forward-line 1)))))
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;; compose the help message as a string
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(defun ediff-set-help-message ()
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(setq ediff-long-help-message
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(cond ((and ediff-long-help-message-function
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(or (symbolp ediff-long-help-message-function)
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(consp ediff-long-help-message-function)))
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(funcall ediff-long-help-message-function))
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(ediff-word-mode
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(concat ediff-long-help-message-head
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ediff-long-help-message-word-mode
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ediff-long-help-message-tail))
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(ediff-narrow-job
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(concat ediff-long-help-message-head
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ediff-long-help-message-narrow2
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ediff-long-help-message-tail))
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(ediff-merge-job
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(concat ediff-long-help-message-head
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ediff-long-help-message-merge
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ediff-long-help-message-tail))
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(ediff-diff3-job
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(concat ediff-long-help-message-head
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ediff-long-help-message-compare3
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ediff-long-help-message-tail))
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(t
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(concat ediff-long-help-message-head
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ediff-long-help-message-compare2
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ediff-long-help-message-tail))))
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(setq ediff-brief-help-message
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(cond ((and ediff-brief-help-message-function
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(or (symbolp ediff-brief-help-message-function)
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(consp ediff-brief-help-message-function)))
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(funcall ediff-brief-help-message-function))
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((stringp ediff-brief-help-message-function)
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ediff-brief-help-message-function)
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((ediff-multiframe-setup-p) ediff-brief-message-string)
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(t ; long brief msg, not multiframe --- put in the middle
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ediff-brief-message-string)
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))
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(setq ediff-help-message (if ediff-use-long-help-message
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ediff-long-help-message
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ediff-brief-help-message))
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(run-hooks 'ediff-display-help-hook))
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;;;###autoload
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(defun ediff-customize ()
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(interactive)
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(customize-group "ediff"))
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(provide 'ediff-help)
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;;; arch-tag: 05659813-7fcf-4274-964f-d2f577431a9d
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;;; ediff-help.el ends here
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