This breaks when x_free_xi_devices is called from a
HierarchyChange event where a master device has been removed or
a slave device has been detached, and it should no longer be
required since we now rely on passive grabs.
* src/xterm.c (x_init_master_valuators): Stop calling
XIUngrabDevice on all devices.
* doc/lispref/display.texi (Face Attributes): Document new
`:position' property of the `:underline' attribute.
* etc/NEWS: Announce new property.
* lisp/cus-face.el (custom-face-attributes): Implement
customization for new face attribute.
* src/dispextern.h (struct face): New fields
`underline_pixels_above_descent_line' and
`underline_at_descent_line_p'.
* src/haikuterm.c (haiku_draw_text_decoration):
* src/nsterm.m (ns_draw_text_decoration):
* src/w32term.c (w32_draw_glyph_string):
* src/xterm.c (x_draw_glyph_string): Respect new face fields.
* src/xfaces.c (realize_gui_face): Handle new `:position'
keyword.
(syms_of_xfaces): New symbol `:position'.
* doc/emacs/haiku.texi (Haiku Basics): Document how X resources
are discovered on Haiku.
* src/haiku_support.cc (class Emacs): Load settings file.
(be_find_setting): New function.
* src/haiku_support.h (be_find_setting): New prototype.
* src/haikuterm.c (get_string_resource): Look in the settings
file if there's nothing in the in-memory resource database.
* src/haiku_support.cc (keysym_from_raw_char): New function.
(DispatchMessage): Map raw character to keysym if applicable.
(be_map_key): Delete function.
* src/haiku_support.h (struct haiku_key_event): Update fields
to hold keysym and character instead.
* src/haikuterm.c (haiku_read_socket): Don't call be_map_key,
and use keysym field if provided instead.
This was found during the investigation surrounding bug#53136,
but is not directly related.
* src/filelock.c (lock_if_free): Explictly test err against -1
or -2, and reverse sign of system errors on Haiku. (No Haiku
error occupies -1 or -2.)
* src/gtkutil.c (xg_im_context_preedit_changed): Set caret
position appropriately.
* src/xfns.c (xg_widget_key_press_event_cb): Ignore modifier
keys.
(xic_preedit_caret_callback, xic_preedit_draw_callback):
Constrain caret position to the string length as well.
* src/xfns.c (xic_preedit_caret_callback):
(xic_preedit_draw_callback): Use `cursor' property correctly.
* src/xterm.c (handle_one_xevent): Stop filtering XI release
events. This caused more problems than it fixed.
* src/xfns.c (xic_preedit_start_callback): Clear caret position.
(xic_preedit_caret_callback): Record new caret position and
announce it.
(xic_preedit_done_callback): Clear caret position.
(xic_preedit_draw_callback): Set caret position appropriately.
* src/gtkutil.c (xg_widget_key_press_cb): Get unicode mapping of
keyval if string doesn't exist.
* src/xterm.c (handle_one_xevent): Fix build without
HAVE_X_I18N.
This prevents crashes with three-finger touch gestures on
Xwayland running on GNOME Shell, and also when running some
programs that make use of an Emacs window's XID on the same X
server.
* src/xterm.c (handle_one_xevent): Respect
`x-input-grab-touch-events'.
(syms_of_xterm): New option `x-input-grab-touch-events.
* doc/emacs/xresources.texi (Table of Resources): Document new
value of `inputStyle'.
* etc/NEWS: Announce new option.
* lisp/cus-start.el (standard): Add `x-gtk-use-native-input'.
* src/gtkutil.c (xg_mark_data): Mark xg_pending_quit_event.
(xg_add_virtual_mods):
(xg_im_context_commit):
(xg_im_context_preedit_changed):
(xg_im_context_preedit_end):
(xg_widget_key_press_event_cb):
(xg_filter_key): New functions.
* src/gtkutil.h: Add prototype for `xg_filter_key'.
* src/xfns.c (xic_set_preeditarea): Set cursor location for the
GTK IM context as well.
* src/xterm.c (xg_pending_quit_event): New variable.
(x_focus_changed): Set focus on the GTK input context as well.
(x_filter_event): Filter events through GTK if the user asked
for it.
(handle_one_xevent): Likewise.
(XTread_socket): Set hold_quit to xg_pending_quit_event if it
exists.
(x_draw_window_cursor): Always set preedit area even if XIC
doesn't exist.
* src/xterm.h (struct x_display_info): New field
`prefer_native_input'.
(struct x_output): New field `im_context'.
* doc/emacs/xresources.texi (Table of Resources): Document new
resource `inputStyle'.
* etc/NEWS: Announce new resource.
* src/xfns.c (create_frame_xic): Give the display info to
`best_xim_style'.
(best_xim_style): Take the display's preferred style into
account.
* src/xterm.c (x_term_init): Parse the preferred style if
inputStyle is set.
* src/xterm.h (struct x_display_info): New field
`preferred_xim_style'.
(STYLE_OFFTHESPOT, STYLE_OVERTHESPOT, STYLE_ROOT):
(STYLE_CALLBACK, STYLE_NONE): New macros.
This also repurposes the `pgtk-preedit-text' event to be
meaningful on X, renames it `preedit-text', and documents it.
* doc/lispref/commands.texi (Misc Events): Document
`preedit-text'.
* lisp/term/pgtk-win.el (pgtk-preedit-text): Bind to
`preedit-text' instead.
* lisp/term/x-win.el (x-preedit-overlay): New variable.
(x-preedit-text): New command, bound as a special event to
`preedit-text'.
* src/keyboard.c (kbd_buffer_get_event):
(make_lispy_event): Rename PGTK_PREEDIT_TEXT_EVENT
PREEDIT_TEXT_EVENT.
(syms_of_keyboard): New defsym `preedit-text'.
* src/pgtkterm.c (pgtk_enqueue_preedit): Use PREEDIT_TEXT_EVENT
instead.
* src/termhooks.h (enum event_kind): Rename
`PGTK_PREEDIT_TEXT_EVENT' `PREEDIT_TEXT_EVENT'.
* src/xfns.c (Xxic_preedit_draw_callback):
(Xxic_preedit_caret_callback):
(Xxic_preedit_done_callback):
(Xxic_preedit_start_callback): New callback variables.
(STYLE_OFFTHESPOT, STYLE_OVERTHESPOT):
(STYLE_ROOT, STYLE_CALLBACK, STYLE_NONE): New macros.
(supported_xim_styles): Use reasonable values. This also serves
as a better fix for bug#10867.
(best_xim_style): Restore code deleted as part of the original
fix for bug#10867.
(create_frame_xic): Add preedit callbacks.
(xic_set_preeditarea): Add preedit callbacks.
(x_xic_to_frame):
(xic_preedit_start_callback):
(xic_preedit_caret_callback):
(xic_preedit_done_callback):
(x_xim_text_to_utf8_unix):
(xic_preedit_draw_callback): New functions.
* src/xterm.c (x_detect_focus_change): Fix type of XI event.
(x_free_frame_resources): Free preedit text buffer if still
present.
* src/xterm.h (struct x_output): New fields `preedit_size',
`preedit_chars' and `preedit_active'.
