X-Git-Url: http://git.chise.org/gitweb/?p=chise%2Fxemacs-chise.git.1;a=blobdiff_plain;f=etc%2FNEWS;fp=etc%2FNEWS;h=ee6e8271c41a8bc7988f4b889b45cc3706420d38;hp=1c58518e2c0631ebfa3d7e67d84f937532b55940;hb=716cfba952c1dc0d2cf5c968971f3780ba728a89;hpb=d74da9234cc42e8018b1500105c3892a5c46d5e3 diff --git a/etc/NEWS b/etc/NEWS index 1c58518..ee6e827 100644 --- a/etc/NEWS +++ b/etc/NEWS @@ -33,13 +33,14 @@ file. * Changes in XEmacs 21.2 ======================== -** `delete-key-deletes-forward' now defaults to t. +** The delete key now deletes forward by default. -`delete-key-deletes-forward' is the variable that regulates the -behaviour of the delete key on the systems that offer both a backspace -and a delete key. If set to nil, the key labeled "Delete" will delete -backward. If set to non-nil, the "Delete" key will delete forward, -except on keyboards where a "Backspace" key is not provided. +This is regulated by the variable `delete-key-deletes-forward', which +now defaults to t. `delete-key-deletes-forward' takes effect only on +the systems that offer both a backspace and a delete key. If set to +nil, the key labeled "Delete" will always delete backward. If set to +non-nil, the "Delete" key will delete forward, except on keyboards +where a "Backspace" key is not provided (e.g. old DEC keyboards.) Unless our implementation has bugs, the only reason why you would want to set `delete-key-deletes-forward' to nil is if you want to use the @@ -59,6 +60,28 @@ The new behavior affects all functions performing interactive searches, like `zap-to-char', `list-matching-lines', `tags-search' etc. The incremental search facility has always behaved that way. +** Incremental search will now highlight all visible matches, making +it easier to anticipate where consecutive C-s or C-r will place the +point. If you want to disable the feature, set +`isearch-highlight-all-matches' to nil. + +** You can now use the buffer tabs to switch between buffers. The +tabs are located between the toolbar and the uppermost window, in a +location called "gutter". If you dislike the buffer tabs, you can +disable them by specifying: + + (set-specifier default-gutter-visible-p nil) + +in your `.emacs'. You can change the location of the gutter with +`set-default-gutter-position', however currently only MS-Windows +supports tab widgets with orientations other than vertical.. + +** When you press RET at a minibuffer prompt that provides a default +value, the value is stored in history instead of an empty line. Also, +you can now edit the default value by pressing the down arrow, +accessing the logical "future" value. Not all minibuffer prompts have +yet been converted to support this feature. + ** The rectangle functions have been almost completely rewritten in order to avoid inserting undesirable spaces, notably at the end of lines. Two typical examples of the old behavior were @@ -72,15 +95,10 @@ As a side effect, the FORCE argument to `move-to-column' now understands the special value `coerce', which means that the line should not be filled if it is too short to reach the desired column. -** Incremental search will now highlight all visible matches, making -it easier to anticipate where consecutive C-s or C-r will place the -point. If you want to disable the feature, set -`isearch-highlight-all-matches' to nil. - -** You can now customize and save comments for faces and variables. -In Custom buffers, a new menu entry allows you to add and edit a -comment. Comments for variables can also be assigned by calling -`customize-set-(value|variable)' with a prefix argument. +** Customize now supports adding comments about your face and variable +settings using a new menu entry. Comments for variables can also be +assigned by calling `customize-set-(value|variable)' with a prefix +argument. ** XEmacs now locates the early package hierarchies at ~/.xemacs/mule-packages/ and ~/.xemacs/xemacs-packages/. Previously, @@ -163,15 +181,20 @@ is now equivalent to If you set this variable to nil then pressing the Alt key under MS-Windows will no longer activate the menubar. The default is t. +** Pixel-based scrolling has been implemented. +By default this will attempt to scroll in increments equal to the +height of the default face. Set `window-pixel-scroll-increment' to +modify this behaviour. + ** Etags changes. *** In DOS, etags looks for file.cgz if it cannot find file.c. *** New option --ignore-case-regex is an alternative to --regex. It is now possible to bind a regexp to a language, by prepending the regexp with -{lang}, where lang is one of the languages that `etags --help' prints out. -This feature is useful especially for regex files, where each line contains -a regular expression. The manual contains details. +{lang}, where lang is one of the languages that `etags --help' prints +out. This feature is useful especially for regex files, where each +line contains a regular expression. The manual contains details. *** In C and derived languages, etags creates tags for function declarations when given the --declarations option. @@ -201,7 +224,7 @@ for PSWrap. * Lisp and internal changes in XEmacs 21.2 ========================================== -** A new portable dumper is available. +** A new portable dumper is available for beta testing. Olivier Galibert has written a portable dumper for XEmacs, based on initial work by Kyle Jones. Normally, XEmacs C sources link into an @@ -224,6 +247,10 @@ modified to not expect `temacs' producing an `xemacs' executable. You can try it out by simply running `src/temacs'. If it starts without failure, the portable dumping worked. +#### NOTE: the portable dumper is not really usable yet, because the +state of built-in variables is not yet saved. Olivier promised to fix +it. Nag, nag. + ** Much effort has been invested to make XEmacs Lisp faster: *** Many basic lisp operations are now faster. @@ -267,15 +294,22 @@ are implemented as native window-system widgets. Thus you can embed buttons, scrollbars, combo boxes, edit fields and progress gauges in a buffer. As a side effect subwindow support now works once again. -All of this is still very experimental. This feature is currently -more complete under MS-Windows. +All of this is still fairly experimental and there is no +documentation. The current APIs might change in a future version of +XEmacs. Some widgets are only available under MS-Windows. See the +file glyphs-test.el in the XEmacs src distribution for examples of +usage. -** user-init-directory is now an absolute, unexpanded path. -Previously, `user-init-directory' used to be relative to -(concat "~" init-file-user). This turned out to be too complicated -for most packages (and some core Lisp files) to use correctly. +The buffers-tab functionality and progress gauge have been implemented +using this feature. -Also, `init-file-user' has been obsoleted in the process. +** `user-init-file' and `user-init-directory' are now absolute +file/directory names. Previously, both variables used to be relative +to (concat "~" init-file-user). This turned out to be too complicated +for most packages (and some core Lisp files) to use correctly. Also, +the `init-file-user' variable has been obsoleted in the process. + +The user-visible options like `-u' have not changed their behaviour. ** XEmacs finally has an automated test suite! Although this is not yet very sophisticated, it is already responsible @@ -312,6 +346,42 @@ friendlier, but actually faster than checking for C-g. `base64-encode-region', `base64-encode-string', `base64-decode-region' and `base64-decode-string'. +** The functions `read-string', `read-expression', `eval-minibuffer', +`read-variable', `read-command', `read-function', `read-number', +`read-shell-command', `read-from-minibuffer', and `completing-read' +now take an additional argument which specifies the default value. If +this argument is non-nil, it should be a string; that string is used +in two ways: + + It is returned if the user enters empty input. + It is available through the history command M-n. + +** LDAP changes. + +*** The LDAP interface now consists of two layers, a low-level layer +that closely matches the LDAP C API, and a more convenient +higher-level set of functions. + +*** The low-level functions that used to be named *-internal are now +named more simply: `ldap-open', `ldap-close', `ldap-search-basic', +`ldap-add', and `ldap-modify'. They should be used directly for very +specific purposes (such as multiple operations on a connection) only. + +*** The higher-level functions provide a more convenient way to access +LDAP directories hiding the subtleties of handling the connection, +translating arguments and ensuring compliance with LDAP +internationalization rules and formats (currently partly implemented +only.) This layer provides atomic operations for searches, +modification, addition and deletion of multiple entries at once: +`ldap-search-entries', `ldap-add-entries', `ldap-delete-entries', and +`ldap-modify-entries'. + +*** To maintain compatibility with previous code, the now obsolete +function `ldap-search' is now merely a wrapper that calls either +`ldap-search-basic' or `ldap-search-entries'. Please don't use the +`ldap-search' function in your new programs -- a direct call to one of +the two replacements is more efficient and unambiguous. + ** The arguments to `locate-file' are now more Lisp-like. As before, the usage is: