The background-placement face property. -------------------- ChangeLog entries follow: -------------------- lisp/ChangeLog addition: 2010-02-25 Didier Verna <didier@xemacs.org> The background-placement face property. * cl-macs.el (face-background-placement): New defsetf. * cus-face.el (custom-face-attributes): * faces.el (face-interactive): * faces.el (set-face-property): * faces.el (face-equal): * faces.el (init-other-random-faces): Update. * faces.el (face-background-placement): * faces.el (set-face-background-placement): * faces.el (face-background-placement-instance): * faces.el (face-background-placement-instance-p): * frame.el (set-frame-background-placement): * frame.el (frame-background-placement): * frame.el (frame-background-placement-instance): * objects.el (make-face-background-placement-specifier): New. man/ChangeLog addition: 2010-02-25 Didier Verna <didier@xemacs.org> The background-placement face property. * xemacs/custom.texi (Faces): Document it. src/ChangeLog addition: 2010-02-25 Didier Verna <didier@xemacs.org> The background-placement face property. * console-x-impl.h (struct x_frame): Add new slots x and y. * console-x-impl.h (FRAME_X_X, FRAME_X_Y): New slot accessors. * console-gtk-impl.h: Fake something similar for potential port. * frame-x.c (x_get_frame_text_position): New function. * frame-x.c (x_init_frame_3): Use it. * event-Xt.c (emacs_Xt_handle_magic_event): Eat spurious ConfigureNotify events, get the frame position and mark frame faces changed. * objects-impl.h: The face_background_placement_specifier structure and its accessors. * objects.c: New symbols Qabsolute and Qrelative. * objects.c (face_background_placement_create): * objects.c (face_background_placement_mark): * objects.c (face_background_placement_instantiate): * objects.c (face_background_placement_validate): * objects.c (face_background_placement_after_change): * objects.c (set_face_background_placement_attached_to): New. * objects.h (set_face_background_palcement_attached_to): Declare the one above. * objects.c (syms_of_objects): * objects.c (specifier_type_create_objects): * objects.c (reinit_specifier_type_create_objects): * objects.c (reinit_vars_of_objects): Update for the modifications above. * console-xlike-inc.h (XLIKE_GC_TS_X_ORIGIN, XLIKE_GC_TS_X_ORIGIN): New X11/Gtk compatibility macros. * redisplay-xlike-inc.c (XLIKE_get_gc): Add a background placement argument and handle it. * gtk-glue.c (face_to_gc): * redisplay-xlike-inc.c (XLIKE_output_string): * redisplay-xlike-inc.c (XLIKE_output_pixmap): * redisplay-xlike-inc.c (XLIKE_output_blank): * redisplay-xlike-inc.c (XLIKE_output_horizontal_line): * redisplay-xlike-inc.c (XLIKE_output_eol_cursor): Update accordingly. * console-impl.h (struct console_methods): Add a background placement (Lisp_Object) argument to the clear_region method. * console-stream.c (stream_clear_region): * redisplay-tty.c (tty_clear_region): * redisplay-msw.c (mswindows_clear_region): * redisplay-xlike-inc.c (XLIKE_clear_region): Update accordingly. * redisplay-output.c (redisplay_clear_region): Handle the background placement property and update the call to the clear_region method. * faces.h (struct Lisp_Face): * faces.h (struct face_cachel): Add a background placement slot. * faces.h (WINDOW_FACE_CACHEL_BACKGROUND_PLACEMENT): New accessor. * 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 (mark_face_cachels): * faces.c (update_face_cachel_data): * faces.c (merge_face_cachel_data): * faces.c (reset_face_cachel): * faces.c (Fmake_face): * faces.c (Fcopy_face): Handle the background placement property. * faces.c (syms_of_faces): * faces.c (vars_of_faces): * faces.c (complex_vars_of_faces): Update accordingly.

--- a/src/faces.h	Thu Feb 25 06:14:50 2010 -0600
+++ b/src/faces.h	Thu Feb 25 16:19:01 2010 +0100
@@ -1,6 +1,7 @@
 /* Face data structures.
    Copyright (C) 1995 Board of Trustees, University of Illinois.
    Copyright (C) 1995, 2002, 2010 Ben Wing
+   Copyright (C) 2010 Didier Verna
 
 This file is part of XEmacs.
 
@@ -47,6 +48,7 @@
 
   Lisp_Object display_table;
   Lisp_Object background_pixmap;
+  Lisp_Object background_placement;
 
   Lisp_Object underline;
   Lisp_Object strikethru;
@@ -172,6 +174,7 @@
 
   Lisp_Object display_table;
   Lisp_Object background_pixmap;
+  Lisp_Object background_placement;
 
   unsigned int underline :1;
   unsigned int strikethru :1;
@@ -188,6 +191,7 @@
   unsigned int background_specified :1;
   unsigned int display_table_specified :1;
   unsigned int background_pixmap_specified :1;
+  unsigned int background_placement_specified :1;
 
   unsigned int strikethru_specified :1;
   unsigned int underline_specified :1;
@@ -340,6 +344,8 @@
   (WINDOW_FACE_CACHEL (window, index)->display_table)
 #define WINDOW_FACE_CACHEL_BACKGROUND_PIXMAP(window, index)		\
   (WINDOW_FACE_CACHEL (window, index)->background_pixmap)
+#define WINDOW_FACE_CACHEL_BACKGROUND_PLACEMENT(window, index)		\
+  (WINDOW_FACE_CACHEL (window, index)->background_placement)
 #define WINDOW_FACE_CACHEL_DIRTY(window, index)				\
   (WINDOW_FACE_CACHEL (window, index)->dirty)
 #define WINDOW_FACE_CACHEL_UNDERLINE_P(window, index)			\
@@ -396,6 +402,11 @@
   FACE_PROPERTY_INSTANCE (face, Qdisplay_table, domain, 0, Qzero)
 #define FACE_BACKGROUND_PIXMAP(face, domain)				\
   FACE_PROPERTY_INSTANCE (face, Qbackground_pixmap, domain, 0, Qzero)
+
+extern Lisp_Object Qbackground_placement;
+#define FACE_BACKGROUND_PLACEMENT(face, domain)				\
+  FACE_PROPERTY_INSTANCE (face, Qbackground_placement, domain, 0, Qzero)
+
 #define FACE_UNDERLINE_P(face, domain)					\
   (!NILP (FACE_PROPERTY_INSTANCE (face, Qunderline, domain, 0, Qzero)))
 #define FACE_STRIKETHRU_P(face, domain)					\