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Changed handle_face_prop_general prototype.

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* src/xdisp.h (handle_face_prop_general): Changed function prototype
to receive different arguments.
This commit is contained in:
Jimmy Aguilar Mena 2019-09-09 16:10:57 +02:00
parent b5cd6871c0
commit eb259473db
1 changed files with 44 additions and 61 deletions
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105
src/xdisp.c
View file

@ -4148,14 +4148,15 @@ handle_fontified_prop (struct it *it)
Faces
***********************************************************************/
static enum prop_handled
handle_face_prop_general (struct it *it, int *face_id_ptr,
static int
handle_face_prop_general (struct it *it, int initial_face_id,
enum lface_attribute_index attr_filter)
{
int new_face_id;
ptrdiff_t next_stop;
const bool is_string = STRINGP (it->string);
if (!STRINGP (it->string))
if (!is_string)
{
new_face_id
= face_at_buffer_position (it->w,
@ -4164,39 +4165,7 @@ handle_face_prop_general (struct it *it, int *face_id_ptr,
(IT_CHARPOS (*it)
+ TEXT_PROP_DISTANCE_LIMIT),
false, it->base_face_id, attr_filter);
/* Is this a start of a run of characters with box face?
Caveat: this can be called for a freshly initialized
iterator; face_id is -1 in this case. We know that the new
face will not change until limit, i.e. if the new face has a
box, all characters up to limit will have one. But, as
usual, we don't know whether limit is really the end. */
if (new_face_id != *face_id_ptr)
{
struct face *new_face = FACE_FROM_ID (it->f, new_face_id);
/* If it->face_id is -1, old_face below will be NULL, see
the definition of FACE_FROM_ID_OR_NULL. This will happen
if this is the initial call that gets the face. */
struct face *old_face = FACE_FROM_ID_OR_NULL (it->f, *face_id_ptr);
/* If the value of face_id of the iterator is -1, we have to
look in front of IT's position and see whether there is a
face there that's different from new_face_id. */
if (!old_face && IT_CHARPOS (*it) > BEG)
{
int prev_face_id = face_before_it_pos (it);
old_face = FACE_FROM_ID_OR_NULL (it->f, prev_face_id);
}
/* If the new face has a box, but the old face does not,
this is the start of a run of characters with box face,
i.e. this character has a shadow on the left side. */
it->start_of_box_run_p = (new_face->box != FACE_NO_BOX
&& (old_face == NULL || !old_face->box));
it->face_box_p = new_face->box != FACE_NO_BOX;
}
}
}
else
{
int base_face_id;
@ -4275,40 +4244,53 @@ handle_face_prop_general (struct it *it, int *face_id_ptr,
bufpos,
&next_stop,
base_face_id, false);
/* Is this a start of a run of characters with box? Caveat:
this can be called for a freshly allocated iterator; face_id
is -1 is this case. We know that the new face will not
change until the next check pos, i.e. if the new face has a
box, all characters up to that position will have a
box. But, as usual, we don't know whether that position
is really the end. */
if (new_face_id != *face_id_ptr)
{
struct face *new_face = FACE_FROM_ID (it->f, new_face_id);
struct face *old_face = FACE_FROM_ID_OR_NULL (it->f, *face_id_ptr);
/* If new face has a box but old face hasn't, this is the
start of a run of characters with box, i.e. it has a
shadow on the left side. */
it->start_of_box_run_p
= new_face->box && (old_face == NULL || !old_face->box);
it->face_box_p = new_face->box != FACE_NO_BOX;
}
}
*face_id_ptr = new_face_id;
return HANDLED_NORMALLY;
/* Is this a start of a run of characters with box face?
Caveat: this can be called for a freshly initialized
iterator; face_id is -1 in this case. We know that the new
face will not change until limit, i.e. if the new face has a
box, all characters up to limit will have one. But, as
usual, we don't know whether limit is really the end. */
if (new_face_id != initial_face_id)
{
struct face *new_face = FACE_FROM_ID (it->f, new_face_id);
/* If it->face_id is -1, old_face below will be NULL, see
the definition of FACE_FROM_ID_OR_NULL. This will happen
if this is the initial call that gets the face. */
struct face *old_face = FACE_FROM_ID_OR_NULL (it->f, initial_face_id);
/* If the value of face_id of the iterator is -1, we have to
look in front of IT's position and see whether there is a
face there that's different from new_face_id. */
if (!is_string
&& !old_face
&& IT_CHARPOS (*it) > BEG)
{
int prev_face_id = face_before_it_pos (it);
old_face = FACE_FROM_ID_OR_NULL (it->f, prev_face_id);
}
/* If the new face has a box, but the old face does not,
this is the start of a run of characters with box face,
i.e. this character has a shadow on the left side. */
it->start_of_box_run_p = (new_face->box != FACE_NO_BOX
&& (old_face == NULL || !old_face->box));
it->face_box_p = new_face->box != FACE_NO_BOX;
}
return new_face_id;
}
/* Set up iterator IT from face properties at its current position.
Called from handle_stop. */
static enum prop_handled
handle_face_prop (struct it *it)
{
return handle_face_prop_general (it, &(it->face_id), 0);
it->face_id = handle_face_prop_general (it, it->face_id, 0);
return HANDLED_NORMALLY;
}
@ -21593,7 +21575,8 @@ extend_face_to_end_of_line (struct it *it)
|| WINDOW_RIGHT_MARGIN_WIDTH (it->w) > 0))
return;
handle_face_prop_general (it, &(it->extend_face_id), LFACE_EXTEND_INDEX);
it->extend_face_id
= handle_face_prop_general (it, it->extend_face_id, LFACE_EXTEND_INDEX);
/* Face extension extends the background and box of IT->extend_face_id
to the end of the line. If the background equals the background