* doc/lispref/windows.texi (Vertical Scrolling): Document new
`preserve-vscroll-p' parameter of `set-window-vscroll'.
* etc/NEWS: Announce new parameter.
* lisp/pixel-scroll.el (pixel-scroll-precision-scroll-down-page)
(pixel-scroll-precision-scroll-up-page): Use that parameter when
setting the vscroll.
* src/window.c (window_scroll_pixel_based, Fset_window_vscroll):
Adjust for new parameter.
* src/window.h (struct window): New flag `preserve_vscroll_p'.
* src/xdisp.c (redisplay_window): Preserve the vscroll inside
force_start on frozen windows with that flag set. (bug#55312)
* lisp/x-dnd.el (x-dnd-handle-unsupported-drop): Adjust for new
parameters.
* src/keyboard.c (kbd_buffer, kbd_fetch_ptr, kbd_store_ptr):
Export variables.
(kbd_buffer_get_event): Ignore already handled unsupported
drops.
* src/keyboard.h: Update prototypes.
* src/termhooks.h (enum event_kind): Document meaning of
`modifiers' in UNSUPPORTED_DROP_EVENTs.
* src/xterm.c (x_dnd_send_unsupported_drop): Set event modifiers
to current level.
(x_toggle_visible_pointer): Fix fixes fallback.
(x_dnd_begin_drag_and_drop): Handle UNSUPPORTED_DROP_EVENTs
already in the keyboard buffer before starting DND.
(syms_of_xterm): Give timestamp to unsupported drop function.
* src/xterm.h: Update prototypes.
* lisp/textmodes/remember.el (remember-notes): Use
pop-to-buffer-same-window rather than switch-to-buffer, to allow
customization via display-buffer-alist.
* etc/tutorials/TUTORIAL.el_GR: Add tutorial in Greek. It is a
faithful translation of the TUTORIAL.
* etc/tutorials/TUTORIAL.translators (Author): Mention myself as
the author and the maintainer.
* etc/NEWS: Announce it. (Bug#55314)
* lisp/language/greek.el (set-language-info-alist): Link to the
tutorial and include sample text.
* lisp/language/indian.el ("Tirhuta"): New language environment.
Add composition rules for Tirhuta. Add sample text and input
method.
* lisp/international/fontset.el (script-representative-chars)
(setup-default-fontset): Support Tirhuta.
* lisp/leim/quail/indian.el ("tirhuta"): New input method.
* etc/HELLO: Add a Tirhuta greeting.
* etc/NEWS: Announce the new language environment and its
input method.
* lisp/progmodes/cc-engine.el (c-state-cache-lower-good-pos): When in a
literal, return the start of that literal as a "good pos", not the parameter
POS.
* pgtkterm.c (pgtk_draw_glyph_string_background):
(pgtk_draw_glyph_string): Set stipple flag on string row.
(pgtk_draw_fringe_bitmap):
(pgtk_defined_color): Fix coding style.
* lisp/term.el (term-bind-function-keys): New user option.
(term-raw-map): Bind f keys.
(term-send-function-key): Send the function key to the underlying
shell (bug#29920).
* src/dispextern.h (struct glyph_row): New field `stippled_p'.
We cannot just use the contents of the glyph row, since it has
to be set in `gui_clear_end_of_line' and is more convenient to
set inside the various draw_glyph_string functions.
* src/dispnew.c (scrolling_window): Disable if a row in the
current matrix has the stipple_p flag set.
* src/xdisp.c (gui_clear_end_of_line):
* src/xterm.c (x_draw_image_glyph_string)
(x_draw_stretch_glyph_string, x_draw_glyph_string): Set
`stipple_p' if a stipple pattern was drawn.
This translation happened after the terminfo entry for <shift>TAB in the linux
section was changed to kcbt=\E^I in ncurses version 6.3.
* lisp/term/linux.el (terminal-init-linux): Add a define-key form to remove
the entry for "\e\t" from input-decode-map.
* etc/PROBLEMS: Add a new section under "character terminals" about S-TAB
wrongly doing the same thing as M-TAB, giving tips about amending the Linux
keyboard layout.
* lisp/net/tramp-sh.el (tramp-scp-force-scp-protocol): New defvar.
(tramp-scp-force-scp-protocol): New defun.
(tramp-do-copy-or-rename-file-out-of-band): Use it.
(tramp-scp-direct-remote-copying, tramp-methods) <scp, scpx>: Use "%z".
* lisp/net/tramp.el (tramp-methods): Adapt docstring.
* lisp/net/tramp-sh.el (tramp-scp-force-scp-protocol): New defvar.
(tramp-scp-force-scp-protocol): New defun.
(tramp-do-copy-or-rename-file-out-of-band): Use it.
(tramp-methods) <scp, scpx>: Use "%y".
* lisp/net/tramp.el (tramp-methods): Adapt docstring.
* src/xterm.c (x_toggle_visible_pointer): Use Xfixes if cursor
allocation really fails. This happens when the X server has a
limit on the number of cursors that can be created.
* src/w32fns.c (w32_wnd_proc) <WM_PAINT>: Update the frame from
the back buffer when double-buffering is in effect and a selection
dialog is open.
(w32_dialog_in_progress): Indicate to 'w32_wnd_proc' that a
selection dialog is open. (Bug#55208)
* src/haikuterm.c (haiku_draw_stipple_background): Accept new
arguments for specifying the color explicitly. All callers
changed.
(haiku_draw_stretch_glyph_string): Draw stipple correctly.
(haiku_draw_glyph_string): Handle stipple correctly when drawing
neighbors.
* src/haikufont.c (haikufont_draw): Use
`haiku_draw_background_rect' instead.
* src/haikuterm.c (haiku_draw_plain_background): Change
arguments to accept rect manually.
(haiku_get_bitmap): Delete function.
(haiku_get_bitmap_rec): New function.
(haiku_draw_stipple_background): Accept rect instead of box
sizes.
(haiku_draw_background_rect): New function.
(haiku_maybe_draw_background): Use that instead.
(haiku_draw_image_glyph_string): Add notice.
(haiku_draw_glyph_string): Set `stippled_p' correctly.
* src/haikuterm.h (struct haiku_bitmap_record): New fields for
keeping track of stipple state.
* src/image.c (image_create_bitmap_from_data)
(image_create_bitmap_from_file, free_bitmap_record): Free and
set them accordingly.
* lisp/language/indian.el (bengali-composable-pattern): Fix
composition rules for U+09F0 and U+09FE. Patch from
समीर सिंह Sameer Singh <lumarzeli30@gmail.com>. (Bug#55303)
Make `dabbrev-completion` go through `completion-at-point` so that
it interacts correctly with Icomplete. Export a new
`completion-capf` function while we're at it, since it can be useful
elsewhere.
* lisp/dabbrev.el (dabbrev-capf): New function,
extracted from `dabbrev-completion`.
(dabbrev-completion): Use it.
* lisp/language/indian.el ("Kaithi"): New language environment.
Add composition rules for Kaithi. Add sample text and input
method.
* lisp/international/fontset.el (script-representative-chars)
(setup-default-fontset): Support Kaithi.
* lisp/leim/quail/indian.el ("kaithi"): New input method.
* etc/HELLO: Add a Kaithi greeting.
* etc/NEWS: Announce the new language environment and its
input method.
