The "flush" face property. -------------------- ChangeLog entries follow: -------------------- src/ChangeLog addition: 2011-12-23 Didier Verna <didier@xemacs.org> * faces.h (struct Lisp_Face): New 'flush slot. * faces.h (struct face_cachel): New 'flush and 'flush_specified flags. * faces.h (WINDOW_FACE_CACHEL_FLUSH_P): * faces.h (FACE_FLUSH_P): New macros. * faces.c: Declare Qflush. * lisp.h: Externalize it. * faces.c (syms_of_faces): Define it. * faces.c (vars_of_faces): Update built-in face specifiers. * faces.c (complex_vars_of_faces): Update specifier fallbacks. * faces.c (mark_face): * faces.c (face_equal): * faces.c (face_getprop): * faces.c (face_putprop): * faces.c (face_remprop): * faces.c (face_plist): * faces.c (reset_face): * faces.c (update_face_inheritance_mapper): * faces.c (Fmake_face): * faces.c (update_face_cachel_data): * faces.c (merge_face_cachel_data): * faces.c (Fcopy_face): * fontcolor.c (face_boolean_validate): Handle the flush property. * redisplay.h (struct display_line): Rename 'default_findex slot to clearer name 'clear_findex. * redisplay.h (DISPLAY_LINE_INIT): Update accordingly. * redisplay-output.c (compare_display_blocks): * redisplay-output.c (output_display_line): * redisplay-output.c (redisplay_output_window): * redisplay.c (regenerate_window_extents_only_changed): * redisplay.c (regenerate_window_incrementally): Update the comparison tests between the current and desired display lines to cope for different 'clear_findex values. * redisplay.c (create_text_block): Initialize the display line's 'clear_findex slot to DEFAULT_INDEX. Record a new 'clear_findex value when we encounter a newline character displayed in a flushed face. * redisplay.c (create_string_text_block): Record a new 'clear_findex value when we encounter a newline character displayed in a flushed face. lisp/ChangeLog addition: 2011-12-23 Didier Verna <didier@xemacs.org> * cl-macs.el (face-flush-p): New defsetf. * faces.el (set-face-property): Document the flush property. * faces.el (face-flush-p): New function. * faces.el (set-face-flush-p): New function. * faces.el (face-equal): * cus-face.el (custom-face-attributes): * x-faces.el (x-init-face-from-resources): * x-faces.el (make-face-x-resource-internal): Handle the flush property.

;; Copyright (C) 2000 Free Software Foundation, Inc.

;; Author: Yoshiki Hayashi  <yoshiki@xemacs.org>
;; Maintainer: Yoshiki Hayashi  <yoshiki@xemacs.org>
;; Created: 2000
;; Keywords: tests

;; This file is part of XEmacs.

;; XEmacs is free software: you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by the
;; Free Software Foundation, either version 3 of the License, or (at your
;; option) any later version.

;; XEmacs is distributed in the hope that it will be useful, but WITHOUT
;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
;; FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
;; for more details.

;; You should have received a copy of the GNU General Public License
;; along with XEmacs.  If not, see <http://www.gnu.org/licenses/>.

;;; Synched up with: Not in FSF.

;;; Commentary:

;; Redisplay related tests.

;; This used to crash XEmacs.
(when (featurep 'mule)
  (let ((buffer (generate-new-buffer "*split test*")))
    (set-window-buffer (selected-window) buffer)
    (split-window-vertically)
    (insert (make-char 'japanese-jisx0208 36 44))
    (backward-char)
    (redraw-frame)
    (delete-other-windows)
    (split-window)
    (kill-buffer buffer)
    (delete-other-windows)))