#include "font.h"
#include "fontset.h"
#include "blockinput.h"
-
-#ifdef HAVE_X_WINDOWS
-#include "xterm.h"
-#endif
-#ifdef HAVE_NTGUI
-#include "w32term.h"
-#endif
-#ifdef HAVE_NS
-#include "nsterm.h"
-#endif
-#ifdef USE_GTK
-#include "gtkutil.h"
-#endif
+#ifdef HAVE_WINDOW_SYSTEM
+#include TERM_HEADER
+#endif /* HAVE_WINDOW_SYSTEM */
#ifndef FRAME_X_OUTPUT
#define FRAME_X_OUTPUT(f) ((f)->output_data.x)
int windows_or_buffers_changed;
-/* Nonzero means a frame's cursor type has been changed. */
-
-static int cursor_type_changed;
-
/* Nonzero after display_mode_line if %l was used and it displayed a
line number. */
int help_echo_showing_p;
-/* If >= 0, computed, exact values of mode-line and header-line height
- to use in the macros CURRENT_MODE_LINE_HEIGHT and
- CURRENT_HEADER_LINE_HEIGHT. */
-
-int current_mode_line_height, current_header_line_height;
-
/* The maximum distance to look ahead for text properties. Values
that are too small let us call compute_char_face and similar
functions too often which is expensive. Values that are too large
/* Platform-independent portion of hourglass implementation. */
+#ifdef HAVE_WINDOW_SYSTEM
+
/* Non-zero means an hourglass cursor is currently shown. */
int hourglass_shown_p;
an hourglass cursor on all frames. */
struct atimer *hourglass_atimer;
+#endif /* HAVE_WINDOW_SYSTEM */
+
/* Name of the face used to display glyphless characters. */
Lisp_Object Qglyphless_char;
/* Method symbols for Vglyphless_char_display. */
static Lisp_Object Qhex_code, Qempty_box, Qthin_space, Qzero_width;
-/* Default pixel width of `thin-space' display method. */
-#define THIN_SPACE_WIDTH 1
-
/* Default number of seconds to wait before displaying an hourglass
cursor. */
#define DEFAULT_HOURGLASS_DELAY 1
-\f
+#ifdef HAVE_WINDOW_SYSTEM
+
+/* Default pixel width of `thin-space' display method. */
+#define THIN_SPACE_WIDTH 1
+
+#endif /* HAVE_WINDOW_SYSTEM */
+
/* Function prototypes. */
static void setup_for_ellipsis (struct it *, int);
}
}
+#ifdef HAVE_WINDOW_SYSTEM
/* Get the bounding box of the display area AREA of window W, without
mode lines and both fringes of the window. Return in *TOP_LEFT_X
*bottom_right_y += *top_left_y;
}
+#endif /* HAVE_WINDOW_SYSTEM */
-\f
/***********************************************************************
Utilities
***********************************************************************/
/* Compute exact mode line heights. */
if (WINDOW_WANTS_MODELINE_P (w))
- current_mode_line_height
+ w->mode_line_height
= display_mode_line (w, CURRENT_MODE_LINE_FACE_ID (w),
BVAR (current_buffer, mode_line_format));
if (WINDOW_WANTS_HEADER_LINE_P (w))
- current_header_line_height
+ w->header_line_height
= display_mode_line (w, HEADER_LINE_FACE_ID,
BVAR (current_buffer, header_line_format));
if (old_buffer)
set_buffer_internal_1 (old_buffer);
- current_header_line_height = current_mode_line_height = -1;
-
if (visible_p && w->hscroll > 0)
*x -=
window_hscroll_limited (w, WINDOW_XFRAME (w))
return glyphless_method;
}
-/* Load IT's display element fields with information about the next
- display element from the current position of IT. Value is zero if
- end of buffer (or C string) is reached. */
+/* Merge escape glyph face and cache the result. */
static struct frame *last_escape_glyph_frame = NULL;
static int last_escape_glyph_face_id = (1 << FACE_ID_BITS);
static int last_escape_glyph_merged_face_id = 0;
-struct frame *last_glyphless_glyph_frame = NULL;
-int last_glyphless_glyph_face_id = (1 << FACE_ID_BITS);
-int last_glyphless_glyph_merged_face_id = 0;
+static int
+merge_escape_glyph_face (struct it *it)
+{
+ int face_id;
+
+ if (it->f == last_escape_glyph_frame
+ && it->face_id == last_escape_glyph_face_id)
+ face_id = last_escape_glyph_merged_face_id;
+ else
+ {
+ /* Merge the `escape-glyph' face into the current face. */
+ face_id = merge_faces (it->f, Qescape_glyph, 0, it->face_id);
+ last_escape_glyph_frame = it->f;
+ last_escape_glyph_face_id = it->face_id;
+ last_escape_glyph_merged_face_id = face_id;
+ }
+ return face_id;
+}
+
+/* Likewise for glyphless glyph face. */
+
+static struct frame *last_glyphless_glyph_frame = NULL;
+static int last_glyphless_glyph_face_id = (1 << FACE_ID_BITS);
+static int last_glyphless_glyph_merged_face_id = 0;
+
+int
+merge_glyphless_glyph_face (struct it *it)
+{
+ int face_id;
+
+ if (it->f == last_glyphless_glyph_frame
+ && it->face_id == last_glyphless_glyph_face_id)
+ face_id = last_glyphless_glyph_merged_face_id;
+ else
+ {
+ /* Merge the `glyphless-char' face into the current face. */
+ face_id = merge_faces (it->f, Qglyphless_char, 0, it->face_id);
+ last_glyphless_glyph_frame = it->f;
+ last_glyphless_glyph_face_id = it->face_id;
+ last_glyphless_glyph_merged_face_id = face_id;
+ }
+ return face_id;
+}
+
+/* Load IT's display element fields with information about the next
+ display element from the current position of IT. Value is zero if
+ end of buffer (or C string) is reached. */
static int
get_next_display_element (struct it *it)
g = GLYPH_CODE_CHAR (gc);
lface_id = GLYPH_CODE_FACE (gc);
}
- if (lface_id)
- {
- face_id = merge_faces (it->f, Qt, lface_id, it->face_id);
- }
- else if (it->f == last_escape_glyph_frame
- && it->face_id == last_escape_glyph_face_id)
- {
- face_id = last_escape_glyph_merged_face_id;
- }
- else
- {
- /* Merge the escape-glyph face into the current face. */
- face_id = merge_faces (it->f, Qescape_glyph, 0,
- it->face_id);
- last_escape_glyph_frame = it->f;
- last_escape_glyph_face_id = it->face_id;
- last_escape_glyph_merged_face_id = face_id;
- }
+
+ face_id = (lface_id
+ ? merge_faces (it->f, Qt, lface_id, it->face_id)
+ : merge_escape_glyph_face (it));
XSETINT (it->ctl_chars[0], g);
XSETINT (it->ctl_chars[1], c ^ 0100);
escape_glyph = GLYPH_CODE_CHAR (gc);
lface_id = GLYPH_CODE_FACE (gc);
}
- if (lface_id)
- {
- /* The display table specified a face.
- Merge it into face_id and also into escape_glyph. */
- face_id = merge_faces (it->f, Qt, lface_id,
- it->face_id);
- }
- else if (it->f == last_escape_glyph_frame
- && it->face_id == last_escape_glyph_face_id)
- {
- face_id = last_escape_glyph_merged_face_id;
- }
- else
- {
- /* Merge the escape-glyph face into the current face. */
- face_id = merge_faces (it->f, Qescape_glyph, 0,
- it->face_id);
- last_escape_glyph_frame = it->f;
- last_escape_glyph_face_id = it->face_id;
- last_escape_glyph_merged_face_id = face_id;
- }
+
+ face_id = (lface_id
+ ? merge_faces (it->f, Qt, lface_id, it->face_id)
+ : merge_escape_glyph_face (it));
/* Draw non-ASCII hyphen with just highlighting: */
if (WINDOW_TOTAL_LINES (w) != old_height)
{
clear_glyph_matrix (w->desired_matrix);
- fonts_changed_p = 1;
+ f->fonts_changed = 1;
return 1;
}
}
{
clear_glyph_matrix (w->desired_matrix);
f->n_tool_bar_rows = nrows;
- fonts_changed_p = 1;
+ f->fonts_changed = 1;
return 1;
}
}
last_glyphless_glyph_frame = NULL;
last_glyphless_glyph_face_id = (1 << FACE_ID_BITS);
- /* If new fonts have been loaded that make a glyph matrix adjustment
- necessary, do it. */
- if (fonts_changed_p)
- {
- adjust_glyphs (NULL);
- ++windows_or_buffers_changed;
- fonts_changed_p = 0;
- }
-
/* If face_change_count is non-zero, init_iterator will free all
realized faces, which includes the faces referenced from current
matrices. So, we can't reuse current matrices in this case. */
struct frame *f = XFRAME (frame);
if (FRAME_VISIBLE_P (f))
- ++number_of_visible_frames;
+ {
+ ++number_of_visible_frames;
+ /* Adjust matrices for visible frames only. */
+ if (f->fonts_changed)
+ {
+ adjust_frame_glyphs (f);
+ f->fonts_changed = 0;
+ }
+ /* If cursor type has been changed on the frame
+ other than selected, consider all frames. */
+ if (f != sf && f->cursor_type_changed)
+ update_mode_lines++;
+ }
clear_desired_matrices (f);
}
}
consider_all_windows_p = (update_mode_lines
- || buffer_shared_and_changed ()
- || cursor_type_changed);
+ || buffer_shared_and_changed ());
/* If specs for an arrow have changed, do thorough redisplay
to ensure we remove any arrow that should no longer exist. */
if (!display_last_displayed_message_p)
message_cleared_p = 0;
- if (fonts_changed_p)
- goto retry;
- else if (window_height_changed_p)
+ if (window_height_changed_p)
{
consider_all_windows_p = 1;
++update_mode_lines;
&& !current_buffer->prevent_redisplay_optimizations_p
&& FRAME_VISIBLE_P (XFRAME (w->frame))
&& !FRAME_OBSCURED_P (XFRAME (w->frame))
+ && !XFRAME (w->frame)->cursor_type_changed
/* Make sure recorded data applies to current buffer, etc. */
&& this_line_buffer == current_buffer
&& match_p
&& !EQ (FRAME_TTY (f)->top_frame, frame))
continue;
+ retry_frame:
+
if (FRAME_WINDOW_P (f) || FRAME_TERMCAP_P (f) || f == sf)
{
/* Mark all the scroll bars to be removed; we'll redeem
if (FRAME_TERMINAL (f)->judge_scroll_bars_hook)
FRAME_TERMINAL (f)->judge_scroll_bars_hook (f);
- /* If fonts changed, display again. */
- /* ??? rms: I suspect it is a mistake to jump all the way
- back to retry here. It should just retry this frame. */
- if (fonts_changed_p)
- goto retry;
-
if (FRAME_VISIBLE_P (f) && !FRAME_OBSCURED_P (f))
{
+ /* If fonts changed on visible frame, display again. */
+ if (f->fonts_changed)
+ {
+ adjust_frame_glyphs (f);
+ f->fonts_changed = 0;
+ goto retry_frame;
+ }
+
/* See if we have to hscroll. */
if (!f->already_hscrolled_p)
{
f->already_hscrolled_p = 1;
if (hscroll_windows (f->root_window))
- goto retry;
+ goto retry_frame;
}
/* Prevent various kinds of signals during display
/* Update the display. */
set_window_update_flags (XWINDOW (f->root_window), 1);
pending |= update_frame (f, 0, 0);
+ f->cursor_type_changed = 0;
f->updated_p = 1;
}
}
update:
/* If fonts changed, display again. */
- if (fonts_changed_p)
+ if (sf->fonts_changed)
goto retry;
/* Prevent various kinds of signals during display update.
XWINDOW (selected_window)->must_be_updated_p = 1;
pending = update_frame (sf, 0, 0);
+ sf->cursor_type_changed = 0;
}
/* We may have called echo_area_display at the top of this
{
XWINDOW (mini_window)->must_be_updated_p = 1;
pending |= update_frame (mini_frame, 0, 0);
+ mini_frame->cursor_type_changed = 0;
if (!pending && hscroll_windows (mini_window))
goto retry;
}
update_mode_lines = 0;
windows_or_buffers_changed = 0;
- cursor_type_changed = 0;
}
/* Start SIGIO interrupts coming again. Having them off during the
cases. */
&& !update_mode_lines
&& !windows_or_buffers_changed
- && !cursor_type_changed
+ && !f->cursor_type_changed
/* Can't use this case if highlighting a region. When a
region exists, cursor movement has to do more than just
set the cursor. */
/* Redisplay leaf window WINDOW. JUST_THIS_ONE_P non-zero means only
selected_window is redisplayed.
- We can return without actually redisplaying the window if
- fonts_changed_p. In that case, redisplay_internal will
- retry. */
+ We can return without actually redisplaying the window if fonts has been
+ changed on window's frame. In that case, redisplay_internal will retry. */
static void
redisplay_window (Lisp_Object window, int just_this_one_p)
debug_method_add (w, "try_window_id %d", tem);
#endif
- if (fonts_changed_p)
+ if (f->fonts_changed)
goto need_larger_matrices;
if (tem > 0)
goto done;
IF_DEBUG (debug_method_add (w, "1"));
if (try_window (window, startp, TRY_WINDOW_CHECK_MARGINS) < 0)
/* -1 means we need to scroll.
- 0 means we need new matrices, but fonts_changed_p
+ 0 means we need new matrices, but fonts_changed
is set in that case, so we will detect it below. */
goto try_to_scroll;
}
- if (fonts_changed_p)
+ if (f->fonts_changed)
goto need_larger_matrices;
if (w->cursor.vpos >= 0)
/* Redisplay the window. */
if (!current_matrix_up_to_date_p
|| windows_or_buffers_changed
- || cursor_type_changed
+ || f->cursor_type_changed
/* Don't use try_window_reusing_current_matrix in this case
because it can have changed the buffer. */
|| !NILP (Vwindow_scroll_functions)
/* If new fonts have been loaded (due to fontsets), give up. We
have to start a new redisplay since we need to re-adjust glyph
matrices. */
- if (fonts_changed_p)
+ if (f->fonts_changed)
goto need_larger_matrices;
/* If cursor did not appear assume that the middle of the window is
if (WINDOW_WANTS_MODELINE_P (w)
&& CURRENT_MODE_LINE_HEIGHT (w) != DESIRED_MODE_LINE_HEIGHT (w))
{
- fonts_changed_p = 1;
+ f->fonts_changed = 1;
+ w->mode_line_height = -1;
MATRIX_MODE_LINE_ROW (w->current_matrix)->height
= DESIRED_MODE_LINE_HEIGHT (w);
}
if (WINDOW_WANTS_HEADER_LINE_P (w)
&& CURRENT_HEADER_LINE_HEIGHT (w) != DESIRED_HEADER_LINE_HEIGHT (w))
{
- fonts_changed_p = 1;
+ f->fonts_changed = 1;
+ w->header_line_height = -1;
MATRIX_HEADER_LINE_ROW (w->current_matrix)->height
= DESIRED_HEADER_LINE_HEIGHT (w);
}
- if (fonts_changed_p)
+ if (f->fonts_changed)
goto need_larger_matrices;
}
}
#endif /* HAVE_WINDOW_SYSTEM */
- /* We go to this label, with fonts_changed_p set,
- if it is necessary to try again using larger glyph matrices.
+ /* We go to this label, with fonts_changed set, if it is
+ necessary to try again using larger glyph matrices.
We have to redeem the scroll bar even in this case,
because the loop in redisplay_internal expects that. */
need_larger_matrices:
{
if (display_line (&it))
last_text_row = it.glyph_row - 1;
- if (fonts_changed_p && !(flags & TRY_WINDOW_IGNORE_FONTS_CHANGE))
+ if (f->fonts_changed && !(flags & TRY_WINDOW_IGNORE_FONTS_CHANGE))
return 0;
}
/* Don't try to reuse the display if windows have been split
or such. */
|| windows_or_buffers_changed
- || cursor_type_changed)
+ || f->cursor_type_changed)
return 0;
/* Can't do this if region may have changed. */
w->cursor.vpos = -1;
last_text_row = last_reused_text_row = NULL;
- while (it.current_y < it.last_visible_y
- && !fonts_changed_p)
+ while (it.current_y < it.last_visible_y && !f->fonts_changed)
{
/* If we have reached into the characters in the START row,
that means the line boundaries have changed. So we
if (pt_row == NULL)
w->cursor.vpos = -1;
last_text_row = NULL;
- while (it.current_y < it.last_visible_y && !fonts_changed_p)
+ while (it.current_y < it.last_visible_y && !f->fonts_changed)
if (display_line (&it))
last_text_row = it.glyph_row - 1;
GIVE_UP (1);
/* This flag is used to prevent redisplay optimizations. */
- if (windows_or_buffers_changed || cursor_type_changed)
+ if (windows_or_buffers_changed || f->cursor_type_changed)
GIVE_UP (2);
/* Verify that narrowing has not changed.
last_text_row = NULL;
overlay_arrow_seen = 0;
while (it.current_y < it.last_visible_y
- && !fonts_changed_p
+ && !f->fonts_changed
&& (first_unchanged_at_end_row == NULL
|| IT_CHARPOS (it) < stop_pos))
{
last_text_row = it.glyph_row - 1;
}
- if (fonts_changed_p)
+ if (f->fonts_changed)
return -1;
/* Display the rest of the lines at the window end. */
it.glyph_row = MATRIX_ROW (desired_matrix, it.vpos);
- while (it.current_y < it.last_visible_y
- && !fonts_changed_p)
+ while (it.current_y < it.last_visible_y && !f->fonts_changed)
{
/* Is it always sure that the display agrees with lines in
the current matrix? I don't think so, so we mark rows
>= it->w->desired_matrix->nrows)
{
it->w->nrows_scale_factor++;
- fonts_changed_p = 1;
+ it->f->fonts_changed = 1;
return 0;
}
#define IT_EXPAND_MATRIX_WIDTH(it, area) \
{ \
- if (!fonts_changed_p \
+ if (!it->f->fonts_changed \
&& (it->glyph_row->glyphs[area] \
< it->glyph_row->glyphs[area + 1])) \
{ \
it->w->ncols_scale_factor++; \
- fonts_changed_p = 1; \
+ it->f->fonts_changed = 1; \
} \
}
base_height = it->ascent + it->descent;
base_width = font->average_width;
- /* Get a face ID for the glyph by utilizing a cache (the same way as
- done for `escape-glyph' in get_next_display_element). */
- if (it->f == last_glyphless_glyph_frame
- && it->face_id == last_glyphless_glyph_face_id)
- {
- face_id = last_glyphless_glyph_merged_face_id;
- }
- else
- {
- /* Merge the `glyphless-char' face into the current face. */
- face_id = merge_faces (it->f, Qglyphless_char, 0, it->face_id);
- last_glyphless_glyph_frame = it->f;
- last_glyphless_glyph_face_id = it->face_id;
- last_glyphless_glyph_merged_face_id = face_id;
- }
+ face_id = merge_glyphless_glyph_face (it);
if (it->glyphless_method == GLYPHLESS_DISPLAY_THIN_SPACE)
{
FRAME_BLINK_OFF_CURSOR (f) = DEFAULT_CURSOR;
/* Make sure the cursor gets redrawn. */
- cursor_type_changed = 1;
+ f->cursor_type_changed = 1;
}
doc: /* Seconds to wait before displaying an hourglass pointer when Emacs is busy. */);
Vhourglass_delay = make_number (DEFAULT_HOURGLASS_DELAY);
+#ifdef HAVE_WINDOW_SYSTEM
hourglass_atimer = NULL;
hourglass_shown_p = 0;
+#endif /* HAVE_WINDOW_SYSTEM */
DEFSYM (Qglyphless_char, "glyphless-char");
DEFSYM (Qhex_code, "hex-code");
void
init_xdisp (void)
{
- current_header_line_height = current_mode_line_height = -1;
-
CHARPOS (this_line_start_pos) = 0;
if (!noninteractive)
help_echo_showing_p = 0;
}
+#ifdef HAVE_WINDOW_SYSTEM
+
/* Platform-independent portion of hourglass implementation. */
/* Cancel a currently active hourglass timer, and start a new one. */
void
start_hourglass (void)
{
-#if defined (HAVE_WINDOW_SYSTEM)
struct timespec delay;
cancel_hourglass ();
hourglass_atimer = start_atimer (ATIMER_RELATIVE, delay,
show_hourglass, NULL);
-#endif
}
void
cancel_hourglass (void)
{
-#if defined (HAVE_WINDOW_SYSTEM)
if (hourglass_atimer)
{
cancel_atimer (hourglass_atimer);
if (hourglass_shown_p)
hide_hourglass ();
-#endif
}
+
+#endif /* HAVE_WINDOW_SYSTEM */
HCoop / bpt / emacs.git / blobdiff