GitLab

* lisp/frame.el (gui-method--name, gui-method, gui-method-define)
(gui-method-declare, gui-call): Remove.
(frame-creation-function): Use cl-defgeneric.
(make-frame): Adjust callers.

* lisp/menu-bar.el (menu-bar-edit-menu):
Use gui-backend-selection-exists-p.

* lisp/select.el (x-get-clipboard): Use gui-backend-get-selection.
(gui-backend-get-selection): New cl-generic to replace
gui-get-selection method.
(gui-backend-set-selection): New cl-generic to replace
gui-set-selection method.
(gui-selection-owner-p): New cl-generic to replace
gui-selection-owner-p method.
(gui-backend-selection-exists-p): New cl-generic to replace
gui-selection-exists-p method.  Adjust all callers.

* lisp/server.el (server-create-window-system-frame): Don't ignore
window-system spec even when unsupported.

* lisp/simple.el (deactivate-mark): Use new gui-backend-* functions.

* lisp/startup.el (handle-args-function, window-system-initialization):
Use cl-defgeneric.
(command-line): Adjust calls accordingly.

* lisp/term/ns-win.el (ns-window-system-initialization): Turn into
a window-system-initialization method.
(handle-args-function, frame-creation-function): Use cl-defmethod.
(gui-set-selection, gui-selection-owner-p, gui-selection-exists-p)
(gui-get-selection): Use cl-defmethod on the new functions instead.

* lisp/term/pc-win.el (w16-get-selection-value): Turn into
a gui-backend-get-selection method.
(gui-selection-exists-p, gui-selection-owner-p, gui-set-selection):
Use cl-defmethod on the new functions instead.
(msdos-window-system-initialization): Turn into
a window-system-initialization method.
(frame-creation-function, handle-args-function): Use cl-defmethod.

* lisp/term/w32-win.el (w32-window-system-initialization): Turn into
a window-system-initialization method.
(handle-args-function, frame-creation-function): Use cl-defmethod.
(gui-set-selection, gui-selection-owner-p, gui-selection-exists-p)
(gui-get-selection): Use cl-defmethod on the new functions instead.

* lisp/term/x-win.el (x-window-system-initialization): Turn into
a window-system-initialization method.
(handle-args-function, frame-creation-function): Use cl-defmethod.
(gui-set-selection, gui-selection-owner-p, gui-selection-exists-p)
(gui-get-selection): Use cl-defmethod on the new functions instead.

* lisp/term/xterm.el (xterm--set-selection): Turn into
a gui-backend-set-selection method.

* src/nsselect.m (Fns_selection_exists_p): Remove unused arg `terminal'.
(Fns_selection_owner_p): Remove unused arg `terminal'.
(Fns_get_selection): Remove unused args `time_stamp' and `terminal'.

* lisp/dired-aux.el (lpr-printer-switch):
* lisp/frame.el (tool-bar-height):
* lisp/linum.el (font-info):
* lisp/window.el (font-info, overflow-newline-into-fringe)
(tool-bar-height):
* lisp/emacs-lisp/package-x.el (tar-data-buffer):
* lisp/gnus/gnus-util.el (iswitchb-mode):
* lisp/mail/rmailmm.el (libxml-parse-html-region):
* lisp/net/nsm.el (gnutls-peer-status)
(gnutls-peer-status-warning-describe):
* lisp/net/shr.el (libxml-parse-xml-region):
* lisp/url/url-http.el (gnutls-peer-status): Declare.

 src/emacs.c <w32_daemon_event> [WINDOWSNT]: New global var.
 (main) [WINDOWSNT]: Initialize it to NULL.  Create the event to
 signal clients we are ready for connections.
 (Fdaemon_initialized): Use DAEMON_RUNNING.
 [WINDOWSNT]: MS-Windows specific code to signal clients we are
 ready for connections.
 src/lisp.h (DAEMON_RUNNING): New macro, encapsulates Posix and
 MS-Windows conditions for running in daemon mode.
 src/minibuf.c (read_minibuf): Use DAEMON_RUNNING.
 src/keyboard.c (kbd_buffer_get_event): Use DAEMON_RUNNING.
 src/dispnew.c (init_display) [WINDOWSNT]: Initialize frames/terminal
 even in daemon mode.

 nt/inc/ms-w32.h (W32_DAEMON_EVENT): New macro.

 lib-src/emacsclient.c (decode_options) [WINDOWSNT]: Don't reject empty
 arguments for --alternate-editor.
 (print_help_and_exit) [WINDOWSNT]: Don't refrain from advertising
 empty arguments for --alternate-editor.
 (start_daemon_and_retry_set_socket) [WINDOWSNT]: MS-Windows
 specific code to start Emacs in daemon mode and wait for it to be
 ready for client connections.

 lisp/server.el (server-process-filter): Force GUI frames on
 MS-Windows in daemon mode, even if a TTY frame was requested.
 lisp/frameset.el (frameset-keep-original-display-p): Don't assume
 windows-nt cannot be in daemon mode.
 lisp/frame.el (window-system-for-display): Don't assume windows-nt
 cannot be in daemon mode.

 src/w32fns.c (Fw32__menu_bar_in_use): New internal function.

 lisp/frame.el (blink-cursor-timer-function): Don't increment
 blink-cursor-blinks-done counter when a menu is active on a w32
 frame.

* frames.texi (Size Parameters): Describe `fullscreen-restore'
parameter.

* frame.el (toggle-frame-maximized, toggle-frame-fullscreen):
Rename frame parameter `maximized' to `fullscreen-restore'.
Restore fullwidth/-height after fullboth state.  Update
doc-strings.
* w32term.c (w32_read_socket): In SIZE_MAXIMIZED and
SIZE_RESTORED cases correctly handle `maximized' value for the
`fullscreen' parameter.  Don't use the 'maximized' parameter any
more.
(w32fullscreen_hook): Include menu bar height when calculating
new text height in FULLSCREEN_BOTH case.
* xterm.c (do_ewmh_fullscreen): Handle transition from
FULLSCREEN_BOTH to FULLSCREEN_MAXIMIZED when
x_frame_normalize_before_maximize is set.
* frames.texi (Size Parameters): Update description of
fullscreen frame parameter.

 lisp/frame.el ((set-background-color, set-foreground-color): Pass the
 other color, if defined, to face-set-after-frame-default.

 src/xfaces.c (map_tty_color): Use assoc_no_quit instead of
 assq_no_quit to fetch color definition by its string name.

 lisp/frame.el (frame-notice-user-settings): Refresh the value of
 frame parameters after calling tty-handle-reverse-video.  Call
 face-set-after-frame-default with the actual parameters, to avoid
 resetting colors back to unspecified.
 (set-background-color, set-foreground-color): Pass the selected
 color to face-set-after-frame-default.

* frame.el (frame-notice-user-settings): Update
`frame-size-history'.
(make-frame): Update `frame-size-history'.  Call
`frame-after-make-frame'.
* faces.el (face-set-after-frame-default): Remove call to
frame-can-run-window-configuration-change-hook.
* frame.c (frame_size_history_add): New function.
(frame_inhibit_resize): Consider frame_inhibit_implied_resize
only after frame's after_make_frame slot is true.  Inhibit
resizing fullwidth-/height frames in one direction only.  Update
frame_size_history.
(adjust_frame_size): Call frame_size_history_add.
(make_frame): Initalize after_make_frame slot.
(Fmake_terminal_frame): Adjust adjust_frame_size call.
(Fcan_run_window_configuration_change_hook): Rename to
Fframe_after_make_frame.  Set after_make_frame slot.  Return
second argument.
(x_set_frame_parameters): Postpone handling fullscreen parameter
until after width and height parameters have been set.  Apply
width and height changes only if can_x_set_window_size is true.
Update frame_size_history.
(Qadjust_frame_size_1, Qadjust_frame_size_2)
(Qadjust_frame_size_3, QEmacsFrameResize, Qframe_inhibit_resize)
(Qx_set_fullscreen, Qx_check_fullscreen, Qx_set_window_size_1)
(Qxg_frame_resized, Qxg_frame_set_char_size_1)
(Qxg_frame_set_char_size_2, Qxg_frame_set_char_size_3)
(Qxg_change_toolbar_position, Qx_net_wm_state)
(Qx_handle_net_wm_state, Qtb_size_cb, Qupdate_frame_tool_bar)
(Qfree_frame_tool_bar): New symbol for updating
frame_size_history.
(Qtip_frame, Qterminal_frame): New symbols.
(Vframe_adjust_size_history): Rename to frame_size_history.
* frame.h (struct frame): Rename
can_run_window_configuration_change_hook slot to
after_make_frame.
(frame_size_history_add): Extern.
* gtkutil.c (xg_frame_resized): Call frame_size_history_add.
Don't set FRAME_PIXEL_WIDTH and FRAME_PIXEL_HEIGHT here.
(xg_frame_set_char_size): Try to preserve the status of
fullwidth/-height frames.  Call frame_size_history_add.
(tb_size_cb, update_frame_tool_bar, free_frame_tool_bar)
(xg_change_toolbar_position): Call frame_size_history_add.
* w32fns.c (x_change_tool_bar_height): Handle frame's fullscreen
status.
(Fx_create_frame): Process fullscreen parameter after frame has
been resized.
(x_create_tip_frame): Pass Qtip_frame to adjust_frame_size.
(Fx_frame_geometry): Don't pollute pure storage.
* w32term.c (w32_read_socket): For WM_WINDOWPOSCHANGED,
WM_ACTIVATE and WM_ACTIVATEAPP set frame's visibility before
calling w32fullscreen_hook.  For WM_DISPLAYCHANGE call
w32fullscreen_hook immediately.
(x_fullscreen_adjust, x_check_fullscreen): Remove.
(w32fullscreen_hook): Call change_frame_size just as with a
"normal" frame resize operation.  Call do_pending_window_change.
(x_set_window_size): Try to handle fullwidth and fullheight more
accurately.  Don't rely on w32_enable_frame_resize_hack.
(w32_enable_frame_resize_hack): Remove variable.
* widget.c (EmacsFrameResize): Remove dead code.  Call
frame_size_history_add
* window.c (run_window_configuration_change_hook): Check
f->after_make_frame instead of
f->can_run_window_configuration_change_hook.
* xfns.c (x_change_tool_bar_height): Handle frame's fullscreen status.
(Fx_create_frame): Process fullscreen parameter after frame has
been resized.
(Fx_frame_geometry): Don't pollute pure storage.
* xterm.c (x_net_wm_state, x_handle_net_wm_state): Call
frame_size_history_add.
(do_ewmh_fullscreen): Handle x_frame_normalize_before_maximize.
(x_check_fullscreen): Count in menubar when calling
XResizeWindow.  Wait for ConfigureNotify event.  Call
frame_size_history_add.
(x_set_window_size_1): Remove PIXELWISE argument.  Try to handle
changing a fullheight frame's width or a fullwidth frame's
height.  Call frame_size_history_add.
(x_set_window_size): Simplify xg_frame_set_char_size and
x_set_window_size_1 calls.
(x_frame_normalize_before_maximize): New variable.

* frame.el (frame-notice-user-settings): Remove code dealing with
frame-initial-frame-tool-bar-height.  Turn off `tool-bar-mode'
only if `window-system-frame-alist' or `default-frame-alist' ask
for it.
(make-frame): Update frame-adjust-size-history if needed.
* dispnew.c (change_frame_size_1): Pass Qchange_frame_size to
adjust_frame_size.
* frame.c (frame_default_tool_bar_height): New variable.
(adjust_frame_size): Possibly add requested adjustment to
Vframe_adjust_size_history.
(make_frame): Initialize tool_bar_redisplayed_once slot.
(Fset_frame_height, Fset_frame_width, Fset_frame_size): Clarify
doc-string.  Call adjust_frame_size unconditionally (the frame's
text size may remain unaltered but the pixel size may change).
(x_figure_window_size): If frame_default_tool_bar_height was
set, use it instead of calculating the tool bar height from
DEFAULT_TOOL_BAR_IMAGE_HEIGHT.  Don't set
Vframe_initial_frame_tool_bar_height.
(Qchange_frame_size, Qxg_frame_set_char_size)
(Qset_window_configuration, Qx_create_frame_1)
(Qx_create_frame_2): New symbols.
(Vframe_initial_frame_tool_bar_height): Remove.
(Vframe_adjust_size_history): New history variable for debugging
frame size adjustments.
* frame.h (struct frame): New boolean slot
tool_bar_redisplayed_once.
(frame_default_tool_bar_height): Extern.
* gtkutil.c (xg_frame_set_char_size): Pass Qxg_frame_set_char_size
to adjust_frame_size.
* nsfns.m (Fx_create_frame): Pass Pass Qx_create_frame_1 and
Qx_create_frame_2 to adjust_frame_size.
* w32fns.c (x_change_tool_bar_height): Call adjust_frame_size with
inhibit 1 when we have not redisplayed the tool bar yet.
(Fx_create_frame): Pass Pass Qx_create_frame_1 and
Qx_create_frame_2 to adjust_frame_size.
* w32menu.c (set_frame_menubar): Simplify adjust_frame_size
call.
* window.c (Fset_window_configuration): Pass
Qset_window_configuration to adjust_frame_size.
* xdisp.c (redisplay_tool_bar): Assign new height to
frame_default_tool_bar_height.
(redisplay_internal): If we haven't redisplayed this frame's
tool bar, call redisplay_tool_bar early so we can adjust the
frame size accordingly.
* xfns.c (x_change_tool_bar_height): Call adjust_frame_size with
inhibit 1 when we have not redisplayed the tool bar yet.
(Fx_create_frame): Pass Pass Qx_create_frame_1 and
Qx_create_frame_2 to adjust_frame_size.

Run admin/update-copyright.

Run admin/update-copyright.

(gui-set-selection): Provide an implementation for non-GUI frames.
* lisp/term/x-win.el: Use lexical-binding.
(x-clipboard-yank): Fix up missed renamings.
* lisp/term/w32-win.el (libgif-version, libjpeg-version): Silence compiler.
(w32--set-selection): Fix up var names.
* lisp/term/pc-win.el: Use lexical-binding.
(w16-selection-exists-p): Silence compiler warning.
(w16-selection-owner-p): Fix up missed renamings.

* lisp/emacs-lisp/bytecomp.el (byte-compile-form): Remove left-over debug.

* lisp/frame.el (frame-notice-user-settings): Fix excessive quoting.

Fixes: debbugs:18791

and make it generic instead by relying on the lower-level selection
management functions.

* select.el (select-enable-clipboard): Rename from
gui-select-enable-clipboard.
(select-enable-primary): Move from x-win.el and rename from
x-select-enable-primary.
(gui-last-selected-text): Remove.
(gui--last-selected-text-clipboard, gui--last-selected-text-primary):
New vars.
(gui-select-text): Rewrite, based on x-win.el's old x-select-text.
(gui-select-text-alist, gui-selection-value-alist): Remove.
(x-select-request-type): Move from x-win.el.
(gui--selection-value-internal): New function, taken from x-win's
x-selection-value-internal.
(gui-selection-value): Rewrite, based on x-win.el's old x-selection-value.
(gui-set-selection-alist): Rename from gui-own-selection-alist and
extend it to handle a nil value as a "disown" request.
(gui-disown-selection-alist): Remove.
(xselect-convert-to-delete): Adjust accordingly.
(gui-set-selection): Simplify accordingly as well.  Use dotimes.

* lisp/frame.el (gui-method): Use window-system rather than framep.
(gui-method-declare): The tty case is now nil rather than t.
(make-frame): Adjust accordingly.

* lisp/term/x-win.el (x-last-selected-text-primary)
(x-select-enable-primary): Remove (moved to select.el).
(x-select-request-type): Move to select.el.
(x-selection-value-internal, x--selection-value): Remove functions.
(gui-selection-value, gui-select-text): Remove moethods.
(gui-set-selection): Merge own and disown methods.

* lisp/startup.el (command-line): Adjust now that `gui-method' expects nil
for ttys.

* lisp/term/ns-win.el (ns-get-pasteboard, ns-set-pasteboard)
(ns-selection-value): Remove functions.
(gui-select-text, gui-selection-value): Don't define method any more.
(gui-set-selection): Merge the old own and disown methods.
(gui-selection-exists-p, gui-get-selection): Adjust to new name of
underlying C primitive.

* lisp/term/pc-win.el (w16-get-selection-value): Add dummy argument and drop
test of gui-select-enable-clipboard, to make it usable as
a gui-get-selection method.
(gui-selection-exists-p): Adjust to new name of C primitive.
(gui-set-selection): Merge own and disown methods.
(gui-select-text, gui-selection-value): Delete methods.
(w16--select-text): Delete function.

* lisp/term/w32-win.el (w32--select-text, w32--get-selection-value):
Delete function (move functionality into w32--set-selection and
w32--get-selection).
(gui-select-text, gui-selection-value): Don't define methods.
(w32--set-selection, w32--get-selection, w32--selection-owner-p):
New functions.
(gui-get-selection, gui-selection-owner-p, gui-selection-exists-p):
Use them.
(gui-selection-exists-p): Adjust to new name of C primitive.

* src/nsselect.m (ns_get_local_selection): Signal error rather than `quit'.
(Fns_own_selection_internal): Tighten scoping.
(Fns_selection_exists_p): Rename from Fx_selection_exists_p.
(Fns_get_selection): Rename from Fx_get_selection_internal.
(Fns_get_selection_internal, Fns_store_selection_internal):
Remove functions.
(syms_of_nsselect): Adjust accordingly.

* src/w16select.c (Fw16_selection_exists_p): Rename from
Fx_selection_exists_p.
(syms_of_win16select): Adjust accordingly.

* src/w32select.c (Fw32_selection_exists_p): Rename from
Fx_selection_exists_p.
(syms_of_w32select): Adjust accordingly.

Fixes: debbugs:18653

* doc/lispref/frames.texi (Multiple Terminals): Copyedits.

* lisp/frame.el (display-monitor-attributes-list): Doc tweaks.

* nt/README.W32, src/ChangeLog.10, src/w32term.c:
Standardize on "taskbar" rather than "task bar", since that is what
most references seem to use; e.g.
http://en.wikipedia.org/wiki/Taskbar
http://windows.microsoft.com/en-us/windows7/products/features/windows-taskbar

 doc/lispref/frames.texi (Multiple Terminals): Improve the description of X
 display names.  Add index entries.
 (Basic Parameters): Add a cross-reference to where X display names
 are described.
 (Position Parameters): Mention that positional parameters of the
 form (+ POS) can be negative if they are on a non-primary monitor
 of a multi-monitor display.
 (Creating Frames): Mention that on multi-monitor displays the
 frame might be positioned differently than specified by the frame
 parameters alist.

 lisp/faces.el (display-grayscale-p): Mention in the doc string that
 the argument can be either a display name or a frame.
 lisp/frame.el (display-pixel-height, display-pixel-width)
 (display-mm-height, display-mm-width, display-backing-store)
 (display-save-under, display-planes, display-color-cells)
 (display-visual-class, display-monitor-attributes-list)
 (display-screens): Mention in the doc string that the argument can
 be either a display name or a frame.  Improve the docs of the
 monitor attributes.

* buffer.c (scroll_bar_width, scroll_bar_height): Fix
doc-strings.
* window.c (Fset_window_scroll_bars): Fix doc-string.
(Fwindow_scroll_bars): Have it return what the doc-string says.

* window.el (window-full-height-p): Make it behave correctly for
minibuffer window.
(window-current-scroll-bars): Fix code.
(fit-frame-to-buffer): Use window-scroll-bar-height instead of
window-scroll-bars.
* frame.el (frame-current-scroll-bars): Fix doc-string.
* scroll-bar.el (toggle-horizontal-scroll-bar): New command.

* frames.texi (Scroll Bars): Describe use of horizontal scroll
bars.

* display.texi (Scroll Bars): Add description of horizontal scroll
bars and associated functions.
* frames.texi (Layout Parameters): Add horizontal scroll bar
entries.  Remove paragraph on "combined fringe widths".
* windows.texi (Window Sizes): Describe affects of horizontal
scroll bars on window layout and sizes.  Fix description of
window-full-height-p.
(Resizing Windows): Mention horizontal scroll bar.

* doc/lispref/frames.texi (Multiple Terminals): Copyedits re multiple monitors.

* lisp/frame.el (frame-monitor-attributes, display-monitor-attributes-list):
Doc fixes.

* frame.el (toggle-frame-maximized, toggle-frame-fullscreen):
In doc-string mention need of setting `frame-resize-pixelwise'.

* frames.texi (Frame Commands):
* cmdargs.texi (Window Size X): Mention the use of
`frame-resize-pixelwise' to make frames truly fullscreen or
maximized.

* frames.texi (Size Parameters, Size and Position): Mention that
with some window managers you have to set
`frame-resize-pixelwise' in order make a frame truly fullscreen
or maximized.

(make-frame): Use t rather than nil for tty's window-system.
* lisp/startup.el (command-line): Use gui-method.

Fixes: debbugs:18598

* lisp/frame.el (gui-method, gui-method-define, gui-method-declare)
(gui-call): New macros.
(gui-method--name): New function.
(frame-creation-function-alist): Use gui-method-declare.
(make-frame): Use gui-method.
* lisp/select.el (gui-select-enable-clipboard): Rename from
x-select-enable-clipboard and move here.
(x-select-enable-clipboard): Define as obsolete alias.
(gui-last-selected-text): New var, to replace x-last-selected-text.
(gui-select-text): New GUI method.
(gui-select-text): New function.
(x-select-text): Define as obsolete alias.
* lisp/term/common-win.el (x-select-enable-clipboard, x-select-text):
Move to select.el.
* lisp/simple.el (interprogram-cut-function): Change default to
x-select-text.
(interprogram-paste-function): Change default to `ignore'.
* lisp/w32-common-fns.el (interprogram-cut-function): Don't modify.
* lisp/term/x-win.el (interprogram-cut-function): Don't modify.
(gui-select-text): Add method for x.
* lisp/term/w32-win.el (gui-select-text): Add method for w32.
* lisp/term/pc-win.el (x-last-selected-text): Remove, use
gui-last-selected-text instead.
(msdos-initialize-window-system): Don't set interprogram-cut-function.
(gui-select-text): Add method for pc.
* lisp/term/ns-win.el (ns-last-selected-text): Remove, use
gui-last-selected-text instead.
(gui-select-text): Add method for ns.
(x-setup-function-keys): Don't change interprogram-cut-function.
* lisp/loadup.el ("startup"): Load after "frame".
* lisp/subr.el (package--builtin-versions, package--description-file):
Move from startup.el.
* lisp/startup.el (package--builtin-versions, package--description-file):
Move to subr.el.
(handle-args-function-alist, window-system-initialization-alist):
Use gui-method-declare.
(command-line): Use gui-method.
* src/xselect.c (selection-converter-alist): Fix docstring.

* frame.el (frame-initialize): Remove horizontal-scroll-bars
from frame-initial-frame-alist.
* scroll-bar.el (previous-horizontal-scroll-bar-mode)
(horizontal-scroll-bar-mode-explicit)
(set-horizontal-scroll-bar-mode, get-horizontal-scroll-bar-mode)
(toggle-horizontal-scroll-bar): Remove.
(horizontal-scroll-bar-mode): Remove defcustom.
(horizontal-scroll-bar-mode): Fix doc-string.
(scroll-bar-toolkit-scroll)
(scroll-bar-toolkit-horizontal-scroll): Add doc-strings stubs.
* buffer.c (scroll-bar-height): Fix typo in doc-string.
* frame.c (Vdefault_frame_horizontal_scroll_bars): Remove
variable.
* nsfns.m (Fx_create_frame):
* w32fns.c (Fx_create_frame):
* xfns.c (Fx_create_frame): Default horizontal scroll bars to
nil.

* admin/FOR-RELEASE: ``MS-DOG'', ``MSDOG'' and ``msdog'' become
``MS-DOS''; ``msdog'' in filenames becomes ``msdos''.
* admin/MAINTAINERS: ditto.
* doc/emacs/Makefile.in (EMACSSOURCES): ditto.
* doc/emacs/emacs-xtra.texi: ditto.
* doc/emacs/emacs.texi: ditto.
* doc/emacs/makefile.w32-in: ditto.
* doc/emacs/msdog-xtra.texi: ditto, and rename file.
* doc/emacs/msdog.texi: ditto, and rename file.
* lisp/arc-mode.el: ditto.
* lisp/frame.el: ditto.

* frame.el (frame-notice-user-settings): Rewrite using
frame-initial-frame-tool-bar-height.
* menu-bar.el (menu-bar-horizontal-scroll-bar)
(menu-bar-no-horizontal-scroll-bar): New functions.
(menu-bar-showhide-scroll-bar-menu): Add bindings for horizontal
scroll bars.
* scroll-bar.el (scroll-bar-lines)
(set-horizontal-scroll-bar-mode)
(get-horizontal-scroll-bar-mode, horizontal-scroll-bar-mode)
(scroll-bar-horizontal-drag-1, scroll-bar-horizontal-drag)
(scroll-bar-toolkit-horizontal-scroll): New functions.
(horizontal-scroll-bar-mode)
(previous-horizontal-scroll-bar-mode)
(horizontal-scroll-bar-mode-explicit): New variables.
(horizontal-scroll-bar-mode): New option.
(toggle-horizontal-scroll-bar): Do something.
(top-level): Bind horizontal-scroll-bar mouse-1.
* startup.el (tool-bar-originally-present): Remove variable.
(command-line): Don't set tool-bar-originally-present.
* window.el (window-min-height): Update doc-string.
(window--dump-frame): Dump horizontal scroll bar values.
(window--min-size-1): Handle minibuffer window separately.
Count in margins and horizontal scroll bar.  Return safe value
iff IGNORE equals 'safe.
(frame-windows-min-size): New function (used by frame resizing
routines).
(fit-frame-to-buffer, fit-window-to-buffer): Count in horizontal
scroll bars.
(window--sanitize-window-sizes): New function.
(window-split-min-size): Remove.
(split-window): Count divider-width.  Don't use
`window-split-min-size' any more.  Reword error messages.
Sanitize windows sizes after splitting.
* buffer.h (struct buffer): New fields scroll_bar_height and
horizontal_scroll_bar_type.
* buffer.c (bset_scroll_bar_height)
(bset_horizontal_scroll_bar_type): New functions.
(Fbuffer_swap_text): Handle old_pointm field.
(init_buffer_once): Set defaults for scroll_bar_height and
horizontal_scroll_bar_type.
(syms_of_buffer): New variables scroll_bar_height and
horizontal_scroll_bar_type.
* dispextern.h (window_part): Rename ON_SCROLL_BAR to
ON_VERTICAL_SCROLL_BAR.  Add ON_HORIZONTAL_SCROLL_BAR.
(set_vertical_scroll_bar): Remove prototype.
(x_change_tool_bar_height): Add prototype.
* dispnew.c (adjust_frame_glyphs_for_frame_redisplay)
(window_to_frame_vpos, update_frame_1, scrolling, init_display):
Use FRAME_TOTAL_COLS and FRAME_TOTAL_LINES instead of FRAME_COLS
and FRAME_LINES.
(adjust_frame_glyphs_for_window_redisplay): Rearrange lines.
(update_window): Start mode_line_row->y after horizontal scroll
bar.
(change_frame_size_1): Call adjust_frame_size.
(init_display): When changing the size of a tty frame do not
pass height of menu bar.
(Qframe_windows_min_size): New symbol.
* frame.h (struct frame): List tool bar fields after menu bar
fields.  Add official, total_lines, horizontal_scroll_bars,
config_scroll_bar_height and config_scroll_bar_lines fields.
(FRAME_HAS_HORIZONTAL_SCROLL_BARS)
(FRAME_CONFIG_SCROLL_BAR_HEIGHT, FRAME_CONFIG_SCROLL_BAR_LINES)
(FRAME_SCROLL_BAR_AREA_HEIGHT, FRAME_SCROLL_BAR_COLS)
(FRAME_SCROLL_BAR_LINES, FRAME_TOTAL_LINES, SET_FRAME_LINES)
(FRAME_WINDOWS_HEIGHT): New macros.
(SET_FRAME_HEIGHT, FRAME_TEXT_LINES_TO_PIXEL_HEIGHT)
(FRAME_PIXEL_Y_TO_LINE, FRAME_PIXEL_HEIGHT_TO_TEXT_LINES)
(FRAME_TEXT_TO_PIXEL_HEIGHT): Separately count top margin and
horizontal scroll bar.
(frame_inhibit_resize, adjust_frame_size)
(frame_windows_min_size): Add declarations.
(Qscroll_bar_height, Qhorizontal_scroll_bars)
(x_set_scroll_bar_default_height, x_set_left_fringe)
(x_set_right_fringe, x_set_vertical_scroll_bars)
(x_set_horizontal_scroll_bars, x_set_scroll_bar_width)
(x_set_scroll_bar_height): Add external declarations.
* frame.c: (frame_inhibit_resize, frame_windows_min_size)
(adjust_frame_size): New functions.
(make_frame): Initial horizontal_scroll_bars field.  Use
SET_FRAME_LINES.  Don't allow horizontal scroll bar in
minibuffer window.
(make_initial_frame, make_terminal_frame): No horizontal scroll
bar in initial and terminal frames.  Use adjust_frame_size.
(Fframe_total_cols): Fix doc-string.
(Fframe_total_lines, Fscroll_bar_height): New Lisp functions.
(Fset_frame_height, Fset_frame_width, Fset_frame_size): Rewrite
using adjust_frame_size.
(Qscroll_bar_height, Qhorizontal_scroll_bars)
(Qframe_windows_min_size): New symbols.
(x_set_frame_parameters): Remove call of check_frame_size.
(x_report_frame_params): Return scroll_bar_height value.
(x_set_left_fringe, x_set_right_fringe): New functions.
(adjust_frame_height, x_set_internal_border_width)
(x_set_fringe_width): Remove.
(x_set_internal_border_width, x_set_vertical_scroll_bars)
(x_set_scroll_bar_width, x_set_right_divider_width)
(x_set_bottom_divider_width): Rewrite using adjust_frame_size.
(x_set_horizontal_scroll_bars, x_set_scroll_bar_height): New
functions.
(x_figure_window_size): Rewrite to make frame display the
expected number of lines.
(Vdefault_frame_scroll_bars): Rewrite doc-string.
(Vdefault_frame_horizontal_scroll_bars)
(Vframe_initial_frame_tool_bar_height)
(frame_inhibit_implied_resize): New variables.
* fringe.c (compute_fringe_widths): Remove.
* gtkutil.h (YG_SB_MIN, YG_SB_MAX, YG_SB_RANGE): Define.
(xg_create_horizontal_scroll_bar)
(xg_update_horizontal_scrollbar_pos)
(xg_set_toolkit_horizontal_scroll_bar_thumb)
(xg_get_default_scrollbar_height)
(xg_clear_under_internal_border): Extern.
* gtkutil.c (xg_frame_resized): Don't call
do_pending_window_change.
(xg_frame_set_char_size): Use adjust_frame_size.
(style_changed_cb): Call update_theme_scrollbar_height and
x_set_scroll_bar_default_height.
(x_wm_set_size_hint): Don't call check_frame_size.
(update_theme_scrollbar_height)
(xg_get_default_scrollbar_height)
(xg_create_horizontal_scroll_bar)
(xg_update_horizontal_scrollbar_pos)
(xg_set_toolkit_horizontal_scroll_bar_thumb): New functions.
(xg_create_scroll_bar): Set horizontal slot of bar.
(xg_initialize): Call update_theme_scrollbar_height.
(xg_clear_under_internal_border): No more static.
* insdel.c (adjust_suspend_auto_hscroll): New function.
(adjust_markers_for_delete, adjust_markers_for_insert)
(adjust_markers_for_replace): Call adjust_suspend_auto_hscroll.
* keyboard.c (readable_events, discard_mouse_events)
(make_lispy_event): Handle horizontal scroll bar click events.
(Fsuspend_emacs): When changing the size of a tty frame do not
pass height of menu bar.
(Qbefore_handle, Qhorizontal_handle, Qafter_handle, Qleft)
(Qright, Qleftmost, Qrightmost): New symbols.
* menu.c (Fx_popup_dialog): Use FRAME_TOTAL_LINES instead of
FRAME_LINES.
* minibuf.c (read_minibuf): Initialize suspend_auto_hscroll.
* nsfns.m (x_set_internal_border_width): New function.
* nsterm.m (ns_draw_fringe_bitmap, ns_set_vertical_scroll_bar):
Remove extended fringe code.
(x_set_window_size, x_new_font): Don't call
compute_fringe_widths.
* term.c (Fresume_tty): When changing the size of a tty frame do
not pass height of menu bar.
(clear_tty_hooks, set_tty_hooks): Clear
horizontal_scroll_bar_hook.
(init_tty): Frame has no horizontal scroll bars.
* termhooks.h (enum scroll_bar_part): Add scroll_bar_move_ratio,
scroll_bar_before_handle, scroll_bar_horizontal_handle,
scroll_bar_after_handle, scroll_bar_left_arrow,
scroll_bar_right_arrow, scroll_bar_to_leftmost and
scroll_bar_to_rightmost entries.
(enum event_kind): Add HORIZONTAL_SCROLL_BAR_CLICK_EVENT
(struct terminal): Add set_horizontal_scroll_bar_hook.
* w32console.c (initialize_w32_display): Clear
horizontal_scroll_bar_hook.
* w32fns.c (x_set_mouse_color): Use FRAME_W32_DISPLAY instead of
FRAME_X_DISPLAY.
(x_clear_under_internal_border, x_set_internal_border_width):
New functions.
(x_set_menu_bar_lines): Rewrite using frame_inhibit_resize.  Set
windows_or_buffers_changed when adding the menu bar.
(x_set_tool_bar_lines): Rewrite using adjust_frame_size.
(x_change_tool_bar_height, x_set_scroll_bar_default_height)
(w32_createhscrollbar): New functions.
(w32_createscrollbar): Rename to w32_createvscrollbar.
(w32_createwindow): Init WND_HSCROLLBAR_INDEX.
(w32_name_of_message): Replace WM_EMACS_CREATESCROLLBAR by
WM_EMACS_CREATEVSCROLLBAR and WM_EMACS_CREATEHSCROLLBAR.  Add
WM_EMACS_SHOWCURSOR.
(w32_wnd_proc): Handle WM_HSCROLL case.  In WM_WINDOWPOSCHANGING
case do not artificially impose WM size hints.  Handle
WM_EMACS_SHOWCURSOR case.  Replace WM_EMACS_CREATESCROLLBAR case
by WM_EMACS_CREATEVSCROLLBAR and WM_EMACS_CREATEHSCROLLBAR
cases.
(my_create_tip_window): Replace WND_SCROLLBAR_INDEX by
WND_VSCROLLBAR_INDEX and WND_HSCROLLBAR_INDEX.
(unwind_create_frame_1): Remove.
(Fx_create_frame): Make both scrollbars the system standard
width and height.  Use official field of frame structure to
inhibit running window-configuration-change-hook.
(x_create_tip_frame): Call SET_FRAME_LINES and change_frame_size
pixelwise.  Handle frame's official field.
(w32_frame_parm_handlers): Remove x_set_fringe_width
entries. Add x_set_scroll_bar_height,
x_set_horizontal_scroll_bars, x_set_left_fringe and
x_set_right_fringe.
* w32inevt.c (resize_event, maybe_generate_resize_event): Do not
pass height of menu bar to change_frame_size.
* w32menu.c (set_frame_menubar): Rewrite using
frame_inhibit_resize.
* w32term.h (struct w32_display_info): Add
horizontal_scroll_bar_cursor and cursor_display_counter.
(struct scroll_bar): Add horizontal.
(HORIZONTAL_SCROLL_BAR_INSIDE_HEIGHT)
(HORIZONTAL_SCROLL_BAR_LEFT_RANGE)
(HORIZONTAL_SCROLL_BAR_INSIDE_WIDTH)
(HORIZONTAL_SCROLL_BAR_LEFT_BORDER)
(HORIZONTAL_SCROLL_BAR_RIGHT_BORDER)
(HORIZONTAL_SCROLL_BAR_TOP_BORDER)
(HORIZONTAL_SCROLL_BAR_BOTTOM_BORDER)
(HORIZONTAL_SCROLL_BAR_MIN_HANDLE): New macros.
(WM_EMACS_CREATEVSCROLLBAR, WM_EMACS_CREATEHSCROLLBAR): Define
instead of WM_EMACS_CREATESCROLLBAR.
(WND_VSCROLLBAR_INDEX, WND_HSCROLLBAR_INDEX): Define instead of
WND_SCROLLBAR_INDEX.
* w32term.c (horizontal_scroll_bar_min_handle)
(horizontal_scroll_bar_left_border)
(horizontal_scroll_bar_right_border): New integers.
(x_set_frame_alpha): Replace x_highlight_frame by
w32_focus_frame.
(x_window_to_scroll_bar): New argument "type".  Update callers
accordingly.
(w32_set_horizontal_scroll_bar_thumb)
(x_horizontal_scroll_bar_report_motion)
(w32_set_horizontal_scroll_bar)
(w32_horizontal_scroll_bar_handle_click)
(x_horizontal_scroll_bar_report_motion): New functions.
(w32_mouse_position): Discriminate horizontal and vertical
scrollbar cases.
(my_create_scrollbar): Replace with two new functions
my_create_vscrollbar and my_create_hscrollbar.
(x_scroll_bar_create): New argument "horizontal".  Update
callers accordingly.
(x_scroll_bar_remove, w32_condemn_scroll_bars)
(w32_redeem_scroll_bar, x_scroll_bar_clear): Handle horizontal
scroll bar case.
(w32_read_socket): Handle WM_HSCROLL cae.
(x_new_font): Don't recompute fringe widths.  Use
frame_inhibit_resize.  Calculate new menu bar height iff we
build without toolkit.  Always clear under internal border.
(x_set_window_size): Don't check frame size or recompute
fringes.  Reset fullscreen status before applying sizes.  Always
resize as requested by pixelwise argument.  Don't call
do_pending_window_change.
(x_wm_set_size_hint): Add call for FRAME_SCROLL_BAR_AREA_HEIGHT.
(w32_initialize_display_info): Initialize dpyinfo's
horizontal_scroll_bar_cursor entry.
(w32_create_terminal): Add set_horizontal_scroll_bar_hook.
(w32_initialize): Init horizontal_scroll_bar_min_handle and
horizontal_scroll_bar_left_border.
(w32fullscreen_hook): Intermittently resize window to normal
when switching from fullscreen to maximized state.
(run_window_configuration_change_hook): Don't run it if frame is
not official yet.
(unwind_change_frame): Remove.
(Fset_window_configuration): Rewrite using frame's official field.
* widget.c (set_frame_size): Don't call compute_fringe_widths.
(EmacsFrameSetCharSize): Obey frame_inhibit_resize.
* window.h (struct window): New fields old_pointm,
horizontal_scroll_bar, horizontal_scroll_bar_type, hscroll_whole,
scroll_bar_height and suspend_auto_hscroll.
(wset_horizontal_scroll_bar, wset_horizontal_scroll_bar_type):
New functions.
(sanitize_window_sizes): Extern.
(MINI_NON_ONLY_WINDOW_P, MINI_ONLY_WINDOW_P, WINDOW_PSEUDO_P)
(WINDOW_TOPMOST_P, WINDOW_HAS_HORIZONTAL_SCROLL_BAR)
(WINDOW_CONFIG_SCROLL_BAR_HEIGHT)
(WINDOW_CONFIG_SCROLL_BAR_LINES)
(WINDOW_SCROLL_BAR_LINES, WINDOW_SCROLL_BAR_AREA_HEIGHT): New
macros.
(WINDOW_LEFT_FRINGE_COLS, WINDOW_RIGHT_FRINGE_COLS)
(WINDOW_FRINGE_COLS, WINDOW_FRINGE_EXTENDED_P): Remove macros.
(WINDOW_VERTICAL_SCROLL_BAR_TYPE)
(WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_LEFT)
(WINDOW_HAS_VERTICAL_SCROLL_BAR_ON_RIGHT)
(WINDOW_HAS_VERTICAL_SCROLL_BAR): Minor rewrite.
(WINDOW_BOX_HEIGHT_NO_MODE_LINE, WINDOW_BOX_TEXT_HEIGHT)
(WINDOW_SCROLL_BAR_AREA_Y): Count in scroll bar height.
* window.c (wset_old_pointm, Fwindow_scroll_bar_height)
(Fwindow_old_point, sanitize_window_sizes): New functions.
(Qwindow_sanitize_window_sizes): New symbol.
(window_body_height): Count in horizontal scroll bar.
(set_window_hscroll, Fscroll_left, Fscroll_right): Set
suspend_auto_hscroll slot.
(Fwindow_inside_edges): Count fringes pixelwise.
(coordinates_in_window, Fcoordinates_in_window_p): Consider
horizontal scroll bar.
(check_frame_size, adjust_window_margins): Remove functions and
corresponding calls.
(set_window_buffer): Initialize old_pointm and horizontal scroll
bars.
(temp_output_buffer_show): Reset hscroll related fields.
Initialize old_pointm.
(make_parent_window): Initialize old_pointm.
(make_window): Initialize old_pointm, horizontal scroll bar type,
and scroll bar height.
(resize_frame_windows): Don't count top margin in new sizes.
Don't use safe sizes when shrinking a frame; let the window
manager do the clipping.
(Fsplit_window_internal): Inherit horizontal scroll bar type and
height.
(Fdelete_window_internal): Unchain old_pointm marker.
(window_scroll_pixel_based, Fscroll_other_window): Adjust
old_pointm.
(Fwindow_text_width, Fwindow_text_height): New argument
"pixelwise".
(struct saved_window): New fields, old_pointm, hscroll_whole,
suspend_auto_hscroll, scroll_bar_height and
horizontal_scroll_bar_type.
(Fset_window_configuration, save_window_save): Set new fields of
saved_window.
(apply_window_adjustment): Don't call adjust_window_margins.
(set_window_margins): Don't change margins if new sizes don't
fit into window.
(set_window_scroll_bars): New argument "horizontal_type".
Handle horizontal scroll bars.  Don't change scroll bars if they
don't fit into window.
(Fset_window_scroll_bars): New argument "horizontal_type".
(Fwindow_scroll_bars): Return values for horizontal scroll bars.
(compare_window_configurations): Compare horizontal scroll bar
settings.
* xdisp.c (window_text_bottom_y, window_box_height): Count in
horizontal scroll bar height.
(pixel_to_glyph_coords, init_xdisp): Use FRAME_TOTAL_LINES
instead of FRAME_LINES.
(remember_mouse_glyph): Case ON_SCROLL_BAR changed to
ON_VERTICAL_SCROLL_BAR.
(with_echo_area_buffer): Initialize old_pointm.
(with_echo_area_buffer_unwind_data): Store old_pointm values in
vector.
(unwind_with_echo_area_buffer): Handle old_pointm.
(update_tool_bar): Set do_update when the tool bar window has at
least one line (since this is what the user sets).
(MAX_FRAME_TOOL_BAR_HEIGHT): Remove macro.
(redisplay_tool_bar): Return early when toolbar has zero lines.
Call x_change_tool_bar_height.  Don't use max_tool_bar_height.
(hscroll_window_tree): Handle suspension of auto_hscroll and
old_pointm.
(set_horizontal_scroll_bar): New function.
(redisplay_window): Set ignore_mouse_drag_p when tool bar has
more than one line.  Handle horizontal scroll bars.
(note_mouse_highlight): Handle horizontal scrol bars.
(expose_frame): Set dimensions of XRectangle from frame's text
sizes.
(Vvoid_text_area_pointer): Update doc-string.
* xfns.c (x_set_menu_bar_lines): Use adjust_frame_size.
(x_change_tool_bar_height, x_set_scroll_bar_default_height)
(x_set_internal_border_width): New functions.
(x_set_tool_bar_lines): Call x_change_tool_bar_height.
(unwind_create_frame_1): Remove.
(Fx_create_frame): Handle horizontal scroll bars.  Use official
field of frame structure to inhibit running
window-configuration-change-hook.
(x_create_tip_frame): Call SET_FRAME_LINES and change_frame_size
pixelwise.  Handle frame's official field.
(x_frame_parm_handlers): Add x_set_scroll_bar_height,
x_set_horizontal_scroll_bars, x_set_left_fringe,
x_set_right_fringe.
* xmenu.c (update_frame_menubar, free_frame_menubar): Use
adjust_frame_size.
* xterm.h (struct x_display_info): Add
horizontal_scroll_bar_cursor and Xatom_Horizontal_Scrollbar
slots.
(struct scroll_bar): Add horizontal slot.
(HORIZONTAL_SCROLL_BAR_INSIDE_HEIGHT)
(HORIZONTAL_SCROLL_BAR_LEFT_RANGE)
(HORIZONTAL_SCROLL_BAR_INSIDE_WIDTH): New macros.
(HORIZONTAL_SCROLL_BAR_LEFT_BORDER)
(HORIZONTAL_SCROLL_BAR_RIGHT_BORDER)
(HORIZONTAL_SCROLL_BAR_TOP_BORDER)
(HORIZONTAL_SCROLL_BAR_BOTTOM_BORDER)
(HORIZONTAL_SCROLL_BAR_MIN_HANDLE): Define.
(x_clear_under_internal_border): Remove.
* xterm.c (XTmouse_position): Handle horizontal scroll bars.
(x_window_to_scroll_bar): New argument TYPE.  Update callers.
(x_send_scroll_bar_event, x_scroll_bar_create): New arguments
HORIZONTAL.  Update callers.
(horizontal_action_hook_id): New action hook id.
(x_horizontal_scroll_bar_to_input_event)
(x_create_horizontal_toolkit_scroll_bar)
(xt_horizontal_action_hook)
(x_set_toolkit_horizontal_scroll_bar_thumb)
(XTset_horizontal_scroll_bar, x_net_wm_state)
(x_horizontal_scroll_bar_report_motion): New functions.
(xg_scroll_callback, x_scroll_bar_handle_click): Handle
horizontal scroll bars.
(SCROLL_BAR_HORIZONTAL_NAME): Define.
(XTset_vertical_scroll_bar): Attempt to clear areas not covered
by scroll bar.
(XTcondemn_scroll_bars, XTredeem_scroll_bar): Rewrite.  Handle
horizontal scroll bars.
(handle_one_xevent): Handle horizontal scroll bar events.  Call
x_net_wm_state.
(x_set_window_size_1, x_wm_set_size_hint): Don't call
check_frame_size.
(x_set_window_size): Don't call check_frame_size and
do_pending_window_change.
(x_term_init): Init horizontal_scroll_bar_cursor display info.
(x_create_terminal): Add set_horizontal_scroll_bar_hook.
(x_scroll_bar_set_handle): Add some checks when calling
x_clear_area.

 lisp/frame.el (set-frame-font): Doc fix.
 lisp/menu-bar.el (menu-set-font): Doc fix.

 doc/emacs/frames.texi (Fonts): Clarify which frames are affected by
 setting font from the menu and in default-frame-alist.

Fixes: debbugs:17392

 lisp/frame.el (blink-cursor-blinks, blink-cursor-blinks-done): Doc fixes.
 (blink-cursor-mode): Mention customization variables and the
 effect of 'blink-cursor-blinks'.

 doc/emacs/display.texi (Cursor Display): Explain better how to customize
 'blink-cursor-blinks'.

* lisp/frame.el (display-pixel-height, display-pixel-width)
(display-mm-dimensions-alist, display-mm-height)
(display-mm-width): Doc tweaks.

* doc/lispref/frames.texi: Remove FIXME comments.  The x- versions of
these functions are internal details that do not need documenting.

* etc/NEWS: Related markup.

 src/w32fns.c (Fx_create_frame): Error out if called from a TTY
 session.

 lisp/frame.el (window-system-for-display): Don't allow to create a
 GUI frame from a -nw session on MS-Windows.

* dispextern.h (enum window_part): Add ON_SCROLL_BAR,
ON_RIGHT_DIVIDER and ON_BOTTOM_DIVIDER.
(struct glyph_matrix): Replace window_left_col and
window_top_line by window_pixel_left and window_pixel_top.
(WINDOW_WANTS_MODELINE_P, WINDOW_WANTS_HEADER_LINE_P): Minor
rewrite.
(enum face_id): Add WINDOW_DIVIDER_FACE_ID.
(draw_window_divider, move_it_to, x_draw_right_divider)
(x_draw_bottom_divider, change_frame_size): Add or fix
declarations.
* dispnew.c (change_frame_size_1): Change prototype.
(adjust_glyph_matrix, required_matrix_width)
(adjust_frame_glyphs_for_window_redisplay): Use pixel
values instead of lines and columns.
(marginal_area_string): Use WINDOW_FRINGES_WIDTH instead of
WINDOW_TOTAL_FRINGE_WIDTH.
(handle_window_change_signal, do_pending_window_change)
(init_display): Adjusts calls of change_frame_size.
(change_frame_size, change_frame_size_1): Handle pixelwise
changes.
* frame.c (Qright_divider_width, Qbottom_divider_width): New
Lisp objects.
(set_menu_bar_lines_1, set_menu_bar_lines, make_frame)
(make_terminal_frame, Fmake_terminal_frame, Fframe_parameters)
(x_set_internal_border_width, x_set_vertical_scroll_bars)
(x_set_scroll_bar_width, x_figure_window_size): Handle pixel
values.
(set_frame_param): New function.
(Fframe_text_cols, Fframe_text_lines, Fframe_total_cols)
(Fframe_text_width, Fframe_text_height, Fscroll_bar_width)
(Ffringe_width, Fborder_width, Fright_divider_width)
(Fbottom_divider_width): New functions, defsubr them.
(Fset_frame_height, Fset_frame_width, Fset_frame_size): New
argument pixelwise.
(struct frame_parm_table): New members Qright_divider_width and
Qbottom_divider_width.
(x_set_frame_parameters): Handle parameters for pixelwise sizes.
(x_report_frame_params): Handle Qright_divider_width and
Qbottom_divider_width.
(x_set_right_divider_width, x_set_bottom_divider_width): New
functions.
(frame_resize_pixelwise): New option.
* frame.h (struct frame): Add tool_bar_height, menu_bar_height,
new_pixelwise, right_divider_width and bottom_divider_width;
remove total_lines; rename text_lines, text_cols, new_text_lines
and new_text_cols to text_height, text_width, new_height and
new_width respectively.
(FRAME_LINES, FRAME_COLS): Rename to FRAME_TEXT_HEIGHT and
FRAME_TEXT_WIDTH respectively.
(FRAME_MENU_BAR_HEIGHT, FRAME_TOOL_BAR_HEIGHT)
(FRAME_RIGHT_DIVIDER_WIDTH, FRAME_BOTTOM_DIVIDER_WIDTH)
(FRAME_TEXT_TO_PIXEL_WIDTH, FRAME_PIXEL_TO_TEXT_WIDTH): New
macros.
(FRAME_TOP_MARGIN_HEIGHT, FRAME_LEFT_SCROLL_BAR_AREA_WIDTH)
(FRAME_RIGHT_SCROLL_BAR_AREA_WIDTH, FRAME_SCROLL_BAR_AREA_WIDTH)
(SET_FRAME_COLS, SET_FRAME_WIDTH, SET_FRAME_HEIGHT)
(FRAME_TEXT_COLS_TO_PIXEL_WIDTH, FRAME_PIXEL_WIDTH_TO_TEXT_COLS)
(FRAME_TEXT_COLS_TO_PIXEL_WIDTH): Rewrite macros.
(FRAME_TOTAL_COLS_ARG): Remove macro.
* fringe.c (draw_fringe_bitmap_1): Handle right divder.
* gtkutil.c (xg_frame_resized, xg_frame_set_char_size)
(x_wm_set_size_hint): Handle frame pixel sizes.
* indent.c (compute_motion, Fcompute_motion): Call
window_body_width instead of window_body_cols.
* keyboard.c (Qright_divider, Qbottom_divider): New symbols.
(make_lispy_position): Handle right and bottom dividers.
(Fsuspend_emacs): Pixelize call of change_frame_size.
* keyboard.h: Extern Qright_divider, Qbottom_divider.
* lisp.h: Extern set_frame_param.
* nsfns.m (x_set_tool_bar_lines): Pixelize call of
x_set_window_size.
(Fx_create_frame): Add entry for vertical_drag_cursor.  Pixelize
call of change_frame_size.
* nsterm.h (struct ns_output): Add vertical_drag_cursor.
* nsterm.m (ns_update_window_end): Optionally draw right
divider.
(x_set_window_size): Add argument pixelwise.  Call
check_frame_size and change_frame_size with pixelwise zero.
(ns_draw_window_divider): New function.
(ns_redisplay_interface): Add ns_draw_window_divider.
(updateFrameSize:): Call change_frame_size with pixelwise zero.
(x_new_font): Call x_set_window_size with pixelwise zero.
* print.c (print_object): For a window print its sequence
number again.
* term.c (Fresume_tty): Pixelize call of change_frame_size.
* w32fns.c (x_set_mouse_color): Handle vertical drag cursor.
(x_set_menu_bar_lines, x_set_tool_bar_lines): Calculate pixelwise.
(w32_createwindow): Use scroll bar area width.
(w32_wnd_proc): Handle bottom divider width.  For
WM_WINDOWPOSCHANGING return zero if we resize pixelwise.
(Fx_create_frame): Default divider width parameters.  Caclulate
sizes pixelwise.  Add vertical drag cursor support.
(x_create_tip_frame): Default divider widths to zero.  Pixelize
call to change_frame_size.
(Fx_show_tip): Add handling of divider widths.  Pixelize window
position and sizes.
(Fw32_frame_rect): New function.
(frame_parm_handler w32_frame_parm_handlers): Add divider
widths.
(Vx_window_vertical_drag_shape): Add variable.
* w32inevt.c (resize_event, maybe_generate_resize_event):
Pixelize change_frame_size calls.
* w32menu.c (set_frame_menubar): Pixelize x_set_window_size
call.
* w32term.c (w32_draw_window_divider): New function.
(x_update_window_end): Handle right divider.
(w32_draw_fringe_bitmap, x_scroll_run)
(w32_set_vertical_scroll_bar): Pixelize scrollbar widths.
(w32_read_socket): Handle SIZE_MAXIMIZED separately.  Calculate
new frame sizes pixelwise.
(x_new_font): Pixelize call to x_set_window_size.
(x_check_fullscreen): Pixelize call to change_frame_size.
(x_set_window_size_1, x_set_window_size): New argument
pixelwise.  Calculate pixelwise.
(x_wm_set_size_hint): Use scroll bar area width.
(w32_redisplay_interface): Add w32_draw_window_divider.
* w32term.h (struct w32_output): Add vertical drag cursor.
* widget.c (set_frame_size, update_wm_hints)
(EmacsFrameResize, EmacsFrameSetValues): Pixelize calls of
change_frame_size.
(EmacsFrameSetCharSize): Pixelize call of x_set_window_size.
* window.c (sequence_number): Restore.
(Fwindow_pixel_width, Fwindow_pixel_height)
(Fwindow_mode_line_height, Fwindow_header_line_height)
(window_pixel_to_total, Frun_window_scroll_functions)
(Fset_window_new_pixel, window_resize_apply_total)
(Fwindow_resize_apply_total): New functions.
(window_body_height, window_body_width): Rename from
window_body_lines.  New argument PIXELWISE.  Calculate
pixelwise.
(Fwindow_body_height, Fwindow_body_width): New argument
PIXELWISE.
(coordinates_in_window, window_relative_x_coord): Use window's
pixel width instead of total width.
(replace_window, recombine_windows): Initialize pixel values.
(resize_root_window, resize_frame_windows, grow_mini_window)
(shrink_mini_window): New argument PIXELWISE.  Calculate
pixelwise.
(Fdelete_other_windows_internal, adjust_window_margins)
(window_resize_check, window_resize_apply)
(Fdelete_window_internal, Fresize_mini_window_internal)
(Fwindow_text_width, Fwindow_text_height): Calculate pixelwise.
(check_frame_size): Rename arguments.  New argument PIXELWISE.
Calculate pixelwise.
(set_window_buffer): Make samebuf bool.  Run configuration change
hook only if buffer changed.
(Fset_window_buffer): Rewrite doc-string.
(make_window): Initialize new_pixel slot.
(Fwindow_resize_apply): Check pixel size of root window.
(Fsplit_window_internal): Call 2nd argument pixel_size.
Calculate pixelwise.
(Fscroll_left, Fscroll_right): Call window_body_width instead of
window_body_cols.
(save_window_data): New slots frame_text_width,
frame_text_height, frame_menu_bar_height, frame_tool_bar_height.
(saved_window): New slots pixel_left, pixel_top, pixel_height,
pixel_width.
(Fcurrent_window_configuration, Fset_window_configuration)
(save_window_save, compare_window_configurations): Handle new
slots in save_window_data and saved_window.
(Fset_window_scroll_bars): Fix doc-string.
(window_resize_pixelwise): New variable.
(coordinates_in_window, Fcoordinates_in_window_p): Handle
dividers.
(make_parent_window): Adjust sequence_number.
(Fwindow_right_divider_width, Fwindow_bottom_divider_width): New
functions.
* window.h (struct window): New members new_pixel, pixel_left,
pixel_top, pixel_width, pixel_height.  Restore sequence_number.
(wset_new_pixel): New function.
(WINDOW_PIXEL_WIDTH, WINDOW_PIXEL_HEIGHT)
(MIN_SAFE_WINDOW_PIXEL_WIDTH, MIN_SAFE_WINDOW_PIXEL_HEIGHT)
(WINDOW_LEFT_PIXEL_EDGE, WINDOW_RIGHT_PIXEL_EDGE)
(WINDOW_TOP_PIXEL_EDGE, WINDOW_BOTTOM_PIXEL_EDGE)
(WINDOW_BOTTOMMOST_P, WINDOW_BOX_LEFT_PIXEL_EDGE)
(WINDOW_BOX_RIGHT_PIXEL_EDGE, WINDOW_MARGINS_COLS)
(WINDOW_MARGINS_WIDTH, WINDOW_RIGHT_DIVIDER_WIDTH)
(WINDOW_BOTTOM_DIVIDER_WIDTH): New macros.
(WINDOW_TOTAL_FRINGE_WIDTH): Rename to WINDOW_FRINGES_WIDTH.
(WINDOW_TOTAL_WIDTH, WINDOW_TOTAL_HEIGHT): Remove macros.
(WINDOW_RIGHT_EDGE_X, WINDOW_LEFT_EDGE_X, WINDOW_TOP_EDGE_Y)
(WINDOW_BOTTOM_EDGE_Y, WINDOW_FULL_WIDTH_P, WINDOW_LEFTMOST_P)
(WINDOW_RIGHTMOST_P, WINDOW_BOX_LEFT_EDGE_X)
(WINDOW_BOX_RIGHT_EDGE_X, WINDOW_FRINGE_COLS)
(WINDOW_BOX_HEIGHT_NO_MODE_LINE, WINDOW_BOX_TEXT_HEIGHT):
Rewrite.
(resize_frame_windows, grow_mini_window, shrink_mini_window)
(window_body_width, check_frame_size): Adapt external declarations.
* xdisp.c (last_max_ascent): New integer.
(window_text_bottom_y): Handle bottom divider.
(window_box_width, window_box_height): Calculate pixelwise.
(get_glyph_string_clip_rects): Handle right divider.
(remember_mouse_glyph): When windows are resized pixelwise
proceed with width and height set to 1.
(init_iterator): Use WINDOW_PIXEL_WIDTH instead of
WINDOW_TOTAL_WIDTH.
(move_it_to): Calculate and return maximum x position
encountered.
(Fwindow_text_pixel_size): New function.
(resize_mini_window, update_tool_bar): Calculate pixelwise.
(tool_bar_lines_needed): Rename to tool_bar_height.  Calculate
pixelwise.
(Ftool_bar_lines_needed): Rename to Ftool_bar_height.  Calculate
pixelwise.
(redisplay_tool_bar): Calculate pixelwise.
(redisplay_window): Calculate pixelwise.  Handle dividers.
(draw_glyphs, x_clear_end_of_line, note_mouse_highlight)
(x_draw_vertical_border): Handle dividers.
(define_frame_cursor1): Handle vertical drag cursor.
(x_draw_right_divider, x_draw_bottom_divider): New functions.
(expose_window): Calculate pixelwise.  Handle dividers.
(init_xdisp): Initialize pixel values.
* xfaces.c (Qwindow_divider): New face.
(realize_basic_faces): Realize it.
* xfns.c (x_set_mouse_color): Handle vertical_drag_cursor.
(x_set_menu_bar_lines, x_set_tool_bar_lines): Calculate pixelwise.
(x_set_scroll_bar_default_width): Default actual width to 16.
(Fx_create_frame): Set sizes pixelwise.
(x_create_tip_frame): Default divider widths to zero.  Pixelize
call of change_frame_size.
(Fx_show_tip): Handle divider widths.  Initial pixel position
and sizes.
(frame_parm_handler x_frame_parm_handlers): Add divider widths.
(Vx_window_vertical_drag_shape): New option.
* xmenu.c (free_frame_menubar): Pixelize call of
x_set_window_size.
* xterm.c (x_draw_window_divider): New function.
(x_update_window_end): Optionally draw right divider.
(x_draw_fringe_bitmap, x_scroll_run, x_scroll_bar_create)
(XTset_vertical_scroll_bar): Use scroll bar pixel width.
(handle_one_xevent, x_new_font): Calculate pixelwise.
(x_set_window_size_1, x_set_window_size): New argument
pixelwise.  Calculate pixelwise.
(x_wm_set_size_hint): Pixelize call of check_frame_size.
(struct x_redisplay_interface): Add x_draw_window_divider.
* xterm.h (struct x_output): Add vertical_drag_cursor.

* cus-start.el (frame-resize-pixelwise)
(window-resize-pixelwise): New entries.
* emacs-lisp/debug.el (debug): Use window-total-height instead
of window-total-size.
* frame.el (tool-bar-lines-needed): Defalias to tool-bar-height.
* help.el (describe-bindings-internal): Call help-buffer
(temp-buffer-max-width): New option.
(resize-temp-buffer-window, help-window-setup)
(with-help-window): Rewrite.
* mouse.el (mouse-drag-line): Rewrite.  Add key bindings for
dragging dividers.
* window.el (frame-char-size, window-min-pixel-height)
(window-safe-min-pixel-height, window-safe-min-pixel-width)
(window-min-pixel-width, window-safe-min-pixel-size)
(window-combination-p, window-safe-min-size)
(window-resizable-p, window--size-to-pixel)
(window--pixel-to-size, window--resize-apply-p): New functions.
(window-safe-min-height): Fix doc-string.
(window-size, window-min-size, window--min-size-1)
(window-sizable, window-sizable-p, window--min-delta-1)
(window-min-delta, window--max-delta-1, window-max-delta)
(window--resizable, window--resizable-p, window-resizable)
(window-full-height-p, window-full-width-p, window-at-side-p)
(window--in-direction-2, window-in-direction)
(window--resize-reset-1, window--resize-mini-window)
(window-resize, window-resize-no-error)
(window--resize-child-windows-normal)
(window--resize-child-windows, window--resize-siblings)
(window--resize-this-window, window--resize-root-window)
(window--resize-root-window-vertically)
(adjust-window-trailing-edge, enlarge-window, shrink-window)
(maximize-window, minimize-window, delete-window)
(quit-restore-window, window-split-min-size, split-window)
(balance-windows-2, balance-windows)
(balance-windows-area-adjust, balance-windows-area)
(window--state-get-1, window-state-get, window--state-put-1)
(window--state-put-2, window-state-put)
(display-buffer-record-window, window--display-buffer): Make
functions handle pixelwise sizing of windows.
(display-buffer--action-function-custom-type)
(display-buffer-fallback-action): Add
display-buffer-in-previous-window.
(display-buffer-use-some-window): Resize window to height it had
before.
(fit-window-to-buffer-horizontally): New option.
(fit-frame-to-buffer): Describe new values.
(fit-frame-to-buffer-bottom-margin): Replace with
fit-frame-to-buffer-margins.
(window--sanitize-margin): New function.
(fit-frame-to-buffer, fit-window-to-buffer): Rewrite completely
using window-text-pixel-size.

interactive spec.

Remove blink-cursor code.
(blink-cursor-timer-function, blink-cursor-suspend): Don't special-case GUIs.
(blink-cursor-mode): Use focus-in/out-hook.
* src/frame.c (Fhandle_focus_in, Fhandle_focus_out): Move to frame.el.
(syms_of_frame): Don't defsubr them.

* frame.el (display-screens, display-pixel-height)
(display-pixel-width, display-mm-width, display-backing-store)
(display-save-under, display-planes, display-color-cells)
(display-visual-class, display-monitor-attributes-list): Mention
the optional ‘display’ argument in doc strings.