Package: emacs;
Reported by: Bob Proulx <bob <at> proulx.com>
Date: Sat, 5 Aug 2017 19:57:01 UTC
Severity: minor
Tags: patch
Found in version 25.2
Fixed in version 26.1
Done: Noam Postavsky <npostavs <at> users.sourceforge.net>
Bug is archived. No further changes may be made.
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From: Bob Proulx <bob <at> proulx.com> To: 27974 <at> debbugs.gnu.org Subject: bug#27974: 25.2; string-rectangle on-the-fly preview bad Date: Sat, 05 Aug 2017 13:56:21 -0600
The command C-x r t string-rectangle in version 24 and previously would "Replace rectangle contents with STRING on each line (‘string-rectangle’)." The same happens in version 25 but differently. In version 25 the change is displayed incrementally character by character as you type as a dynamic preview. With a large displayed rectangle this can cause a lot of dynamic "flicker" as every character on the display is moved. This is driving me crazy. I raised this issue on help-gnu-emacs. I and at least one other person thinks this preview feature should be optional even if it is the default. I think it is a pretty radical change however and would wish it were not the default. But at the least it needs to be possible to disable the dynamic preview. I really hate this feature. Thanks, Bob P.S. The NEWS file says: *** 'string-rectangle' provides on-the-fly preview of the result. In GNU Emacs 25.2.1 (x86_64-pc-linux-gnu, X toolkit, Xaw3d scroll bars) of 2017-07-31, modified by Debian built on trouble System Description: Debian GNU/Linux unstable (sid) Configured using: 'configure --build x86_64-linux-gnu --prefix=/usr --sharedstatedir=/var/lib --libexecdir=/usr/lib --localstatedir=/var/lib --infodir=/usr/share/info --mandir=/usr/share/man --with-pop=yes --enable-locallisppath=/etc/emacs25:/etc/emacs:/usr/local/share/emacs/25.2/site-lisp:/usr/local/share/emacs/site-lisp:/usr/share/emacs/25.2/site-lisp:/usr/share/emacs/site-lisp --with-sound=alsa --without-gconf --build x86_64-linux-gnu --prefix=/usr --sharedstatedir=/var/lib --libexecdir=/usr/lib --localstatedir=/var/lib --infodir=/usr/share/info --mandir=/usr/share/man --with-pop=yes --enable-locallisppath=/etc/emacs25:/etc/emacs:/usr/local/share/emacs/25.2/site-lisp:/usr/local/share/emacs/site-lisp:/usr/share/emacs/25.2/site-lisp:/usr/share/emacs/site-lisp --with-sound=alsa --without-gconf --with-x=yes --with-x-toolkit=lucid --with-toolkit-scroll-bars --without-gsettings 'CFLAGS=-g -O2 -fdebug-prefix-map=/build/emacs25-Ei2Old/emacs25-25.2+1=. -fstack-protector-strong -Wformat -Werror=format-security -Wall' 'CPPFLAGS=-Wdate-time -D_FORTIFY_SOURCE=2' LDFLAGS=-Wl,-z,relro' Configured features: XAW3D XPM JPEG TIFF GIF PNG RSVG IMAGEMAGICK SOUND GPM DBUS NOTIFY ACL LIBSELINUX GNUTLS LIBXML2 FREETYPE M17N_FLT LIBOTF XFT ZLIB TOOLKIT_SCROLL_BARS LUCID X11 Important settings: value of $LC_COLLATE: C value of $LANG: en_US.UTF-8 locale-coding-system: utf-8-unix Major mode: Fundamental Minor modes in effect: shell-dirtrack-mode: t diff-auto-refine-mode: t csv-field-index-mode: t display-time-mode: t tooltip-mode: t global-eldoc-mode: t mouse-wheel-mode: t tool-bar-mode: t file-name-shadow-mode: t global-font-lock-mode: t font-lock-mode: t auto-composition-mode: t auto-encryption-mode: t auto-compression-mode: t line-number-mode: t Recent messages: Quit Saving file /home/bob/scratch... Wrote /home/bob/scratch Mark set [3 times] Saving file /home/bob/private/slog... Wrote /home/bob/private/slog Use C-c C-c to remember the data. kill-line: End of buffer Saving file /home/bob/.notes... 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