Commit 099b6577 authored by Eli Zaretskii's avatar Eli Zaretskii

(x_use_underline_position_properties): New variable.

(x_draw_glyph_string): Remind in a comment to change doc string of
x-use-underline-position-properties if/when underline positioning is
(syms_of_w32term): DEFVAR_BOOL x-use-underline-position-properties,
and initialize it to nil.
parent 4da76c6a
......@@ -87,6 +87,10 @@ static int any_help_event_p;
/* Last window where we saw the mouse. Used by mouse-autoselect-window. */
static Lisp_Object last_window;
/* Non-zero means make use of UNDERLINE_POSITION font properties.
(Not yet supported, see TODO in x_draw_glyph_string.) */
int x_use_underline_position_properties;
extern unsigned int msh_mousewheel;
extern void free_frame_menubar ();
......@@ -2488,7 +2492,9 @@ x_draw_glyph_string (s)
unsigned long dy = s->height - h;
/* TODO: Use font information for positioning and thickness
of underline. See OUTLINETEXTMETRIC, and xterm.c. */
of underline. See OUTLINETEXTMETRIC, and xterm.c.
Note: If you make this work, don't forget to change the
doc string of x-use-underline-position-properties below. */
if (s->face->underline_defaulted_p)
w32_fill_area (s->f, s->hdc, s->gc->foreground, s->x,
......@@ -6536,6 +6542,18 @@ the cursor have no effect. */);
&w32_use_visible_system_caret, 0))
w32_use_visible_system_caret = 0;
/* We don't yet support this, but defining this here avoids whining
from cus-start.el and other places, like "M-x set-variable". */
DEFVAR_BOOL ("x-use-underline-position-properties",
doc: /* *Non-nil means make use of UNDERLINE_POSITION font properties.
nil means ignore them. If you encounter fonts with bogus
UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
to 4.1, set this to nil.
NOTE: Not supported on MS-Windows yet. */);
x_use_underline_position_properties = 0;
DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars,
doc: /* If not nil, Emacs uses toolkit scroll bars. */);
Vx_toolkit_scroll_bars = Qt;
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