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* xdisp.c (adjust_window_ends): Move duplicated code to new function.

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(try_window, try_window_reusing_current_matrix, try_window_id): Use it.
This commit is contained in:
Dmitry Antipov 2013-08-14 10:06:56 +04:00
parent 02455cb66a
commit 2084152aee
2 changed files with 22 additions and 43 deletions
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5
src/ChangeLog
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@ -1,3 +1,8 @@
2013-08-14 Dmitry Antipov <dmantipov@yandex.ru>
* xdisp.c (adjust_window_ends): Move duplicated code to new function.
(try_window, try_window_reusing_current_matrix, try_window_id): Use it.
2013-08-14 Dmitry Antipov <dmantipov@yandex.ru>
* window.h (struct window): Convert window_end_pos and

60
src/xdisp.c
View file

@ -2461,7 +2461,16 @@ remember_mouse_glyph (struct frame *f, int gx, int gy, NativeRectangle *rect)
#endif /* HAVE_WINDOW_SYSTEM */
static void
adjust_window_ends (struct window *w, struct glyph_row *row, bool current)
{
eassert (w);
w->window_end_pos = Z - MATRIX_ROW_END_CHARPOS (row);
w->window_end_bytepos = Z_BYTE - MATRIX_ROW_END_BYTEPOS (row);
w->window_end_vpos
= MATRIX_ROW_VPOS (row, current ? w->current_matrix : w->desired_matrix);
}
/***********************************************************************
Lisp form evaluation
***********************************************************************/
@ -16291,9 +16300,7 @@ try_window (Lisp_Object window, struct text_pos pos, int flags)
if (last_text_row)
{
eassert (MATRIX_ROW_DISPLAYS_TEXT_P (last_text_row));
w->window_end_bytepos = Z_BYTE - MATRIX_ROW_END_BYTEPOS (last_text_row);
w->window_end_pos = Z - MATRIX_ROW_END_CHARPOS (last_text_row);
w->window_end_vpos = MATRIX_ROW_VPOS (last_text_row, w->desired_matrix);
adjust_window_ends (w, last_text_row, 0);
eassert
(MATRIX_ROW_DISPLAYS_TEXT_P (MATRIX_ROW (w->desired_matrix,
w->window_end_vpos)));
@ -16526,23 +16533,9 @@ try_window_reusing_current_matrix (struct window *w)
The value of last_text_row is the last displayed line
containing text. */
if (last_reused_text_row)
{
w->window_end_bytepos
= Z_BYTE - MATRIX_ROW_END_BYTEPOS (last_reused_text_row);
w->window_end_pos
= Z - MATRIX_ROW_END_CHARPOS (last_reused_text_row);
w->window_end_vpos
= MATRIX_ROW_VPOS (last_reused_text_row, w->current_matrix);
}
adjust_window_ends (w, last_reused_text_row, 1);
else if (last_text_row)
{
w->window_end_bytepos
= Z_BYTE - MATRIX_ROW_END_BYTEPOS (last_text_row);
w->window_end_pos
= Z - MATRIX_ROW_END_CHARPOS (last_text_row);
w->window_end_vpos
= MATRIX_ROW_VPOS (last_text_row, w->desired_matrix);
}
adjust_window_ends (w, last_text_row, 0);
else
{
/* This window must be completely empty. */
@ -16733,14 +16726,7 @@ try_window_reusing_current_matrix (struct window *w)
the window end is in reused rows which in turn means that
only its vpos can have changed. */
if (last_text_row)
{
w->window_end_bytepos
= Z_BYTE - MATRIX_ROW_END_BYTEPOS (last_text_row);
w->window_end_pos
= Z - MATRIX_ROW_END_CHARPOS (last_text_row);
w->window_end_vpos
= MATRIX_ROW_VPOS (last_text_row, w->desired_matrix);
}
adjust_window_ends (w, last_text_row, 0);
else
w->window_end_vpos -= nrows_scrolled;
@ -17748,21 +17734,13 @@ try_window_id (struct window *w)
row = find_last_row_displaying_text (w->current_matrix, &it,
first_unchanged_at_end_row);
eassert (row && MATRIX_ROW_DISPLAYS_TEXT_P (row));
w->window_end_pos = Z - MATRIX_ROW_END_CHARPOS (row);
w->window_end_bytepos = Z_BYTE - MATRIX_ROW_END_BYTEPOS (row);
w->window_end_vpos = MATRIX_ROW_VPOS (row, w->current_matrix);
adjust_window_ends (w, row, 1);
eassert (w->window_end_bytepos >= 0);
IF_DEBUG (debug_method_add (w, "A"));
}
else if (last_text_row_at_end)
{
w->window_end_pos
= Z - MATRIX_ROW_END_CHARPOS (last_text_row_at_end);
w->window_end_bytepos
= Z_BYTE - MATRIX_ROW_END_BYTEPOS (last_text_row_at_end);
w->window_end_vpos
= MATRIX_ROW_VPOS (last_text_row_at_end, desired_matrix);
adjust_window_ends (w, last_text_row_at_end, 0);
eassert (w->window_end_bytepos >= 0);
IF_DEBUG (debug_method_add (w, "B"));
}
@ -17771,11 +17749,7 @@ try_window_id (struct window *w)
/* We have displayed either to the end of the window or at the
end of the window, i.e. the last row with text is to be found
in the desired matrix. */
w->window_end_pos
= Z - MATRIX_ROW_END_CHARPOS (last_text_row);
w->window_end_bytepos
= Z_BYTE - MATRIX_ROW_END_BYTEPOS (last_text_row);
w->window_end_vpos = MATRIX_ROW_VPOS (last_text_row, desired_matrix);
adjust_window_ends (w, last_text_row, 0);
eassert (w->window_end_bytepos >= 0);
}
else if (first_unchanged_at_end_row == NULL