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Improve interactive debugging commands in xdisp.c

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* src/xdisp.c (Fdump_glyph_row, Fdump_tool_bar_row): Allow to
specify ROW via prefix argument.  Fix the doc strings.
This commit is contained in:
Eli Zaretskii 2017-12-09 15:21:21 +02:00
parent 1056b3cbcd
commit cda219c3df
1 changed files with 33 additions and 12 deletions
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45
src/xdisp.c
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@ -19479,19 +19479,34 @@ Only text-mode frames have frame glyph matrices. */)
}
DEFUN ("dump-glyph-row", Fdump_glyph_row, Sdump_glyph_row, 1, 2, "",
DEFUN ("dump-glyph-row", Fdump_glyph_row, Sdump_glyph_row, 1, 2, "P",
doc: /* Dump glyph row ROW to stderr.
GLYPH 0 means don't dump glyphs.
GLYPH 1 means dump glyphs in short form.
GLYPH > 1 or omitted means dump glyphs in long form. */)
Interactively, ROW is the prefix numeric argument and defaults to
the row which displays point.
Optional argument GLYPHS 0 means don't dump glyphs.
GLYPHS 1 means dump glyphs in short form.
GLYPHS > 1 or omitted means dump glyphs in long form. */)
(Lisp_Object row, Lisp_Object glyphs)
{
struct glyph_matrix *matrix;
EMACS_INT vpos;
CHECK_NUMBER (row);
if (NILP (row))
{
int d1, d2, d3, d4, d5, ypos;
bool visible_p = pos_visible_p (XWINDOW (selected_window), PT,
&d1, &d2, &d3, &d4, &d5, &ypos);
if (visible_p)
vpos = ypos;
else
vpos = 0;
}
else
{
CHECK_NUMBER (row);
vpos = XINT (row);
}
matrix = XWINDOW (selected_window)->current_matrix;
vpos = XINT (row);
if (vpos >= 0 && vpos < matrix->nrows)
dump_glyph_row (MATRIX_ROW (matrix, vpos),
vpos,
@ -19500,11 +19515,12 @@ GLYPH > 1 or omitted means dump glyphs in long form. */)
}
DEFUN ("dump-tool-bar-row", Fdump_tool_bar_row, Sdump_tool_bar_row, 1, 2, "",
DEFUN ("dump-tool-bar-row", Fdump_tool_bar_row, Sdump_tool_bar_row, 1, 2, "P",
doc: /* Dump glyph row ROW of the tool-bar of the current frame to stderr.
GLYPH 0 means don't dump glyphs.
GLYPH 1 means dump glyphs in short form.
GLYPH > 1 or omitted means dump glyphs in long form.
Interactively, ROW is the prefix numeric argument and defaults to zero.
GLYPHS 0 means don't dump glyphs.
GLYPHS 1 means dump glyphs in short form.
GLYPHS > 1 or omitted means dump glyphs in long form.
If there's no tool-bar, or if the tool-bar is not drawn by Emacs,
do nothing. */)
@ -19515,8 +19531,13 @@ do nothing. */)
struct glyph_matrix *m = XWINDOW (sf->tool_bar_window)->current_matrix;
EMACS_INT vpos;
CHECK_NUMBER (row);
vpos = XINT (row);
if (NILP (row))
vpos = 0;
else
{
CHECK_NUMBER (row);
vpos = XINT (row);
}
if (vpos >= 0 && vpos < m->nrows)
dump_glyph_row (MATRIX_ROW (m, vpos), vpos,
TYPE_RANGED_INTEGERP (int, glyphs) ? XINT (glyphs) : 2);