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Fixes #959. In xtext.c:find_x() return offset to hidden text if appropriate.

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RichardHitt 2014-05-18 22:23:19 -07:00
parent 015cecf724
commit 6fb8cf40e1
1 changed files with 22 additions and 3 deletions
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25
src/fe-gtk/xtext.c
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@ -172,6 +172,7 @@ gtk_xtext_text_width_8bit (GtkXText *xtext, unsigned char *str, int len)
#define EMPH_ITAL 1 #define EMPH_ITAL 1
#define EMPH_BOLD 2 #define EMPH_BOLD 2
#define EMPH_HIDDEN 4
static PangoAttrList *attr_lists[4]; static PangoAttrList *attr_lists[4];
static int fontwidths[4][128]; static int fontwidths[4][128];
@ -311,6 +312,10 @@ backend_get_text_width_emph (GtkXText *xtext, guchar *str, int len, int emphasis
if (*str == 0) if (*str == 0)
return 0; return 0;
if ((emphasis & EMPH_HIDDEN))
return 0;
emphasis &= (EMPH_ITAL | EMPH_BOLD);
width = 0; width = 0;
pango_layout_set_attributes (xtext->layout, attr_lists[emphasis]); pango_layout_set_attributes (xtext->layout, attr_lists[emphasis]);
while (len > 0) while (len > 0)
@ -823,6 +828,7 @@ find_x (GtkXText *xtext, textentry *ent, int x, int subline, int indent)
int xx = indent; int xx = indent;
int suboff; int suboff;
GSList *list; GSList *list;
GSList *hid = NULL;
offlen_t *meta; offlen_t *meta;
int off, len, wid, mbl, mbw; int off, len, wid, mbl, mbw;
@ -847,6 +853,8 @@ find_x (GtkXText *xtext, textentry *ent, int x, int subline, int indent)
meta = list->data; meta = list->data;
off = meta->off; off = meta->off;
len = meta->len; len = meta->len;
if (meta->emph & EMPH_HIDDEN)
hid = list;
while (len > 0) while (len > 0)
{ {
if (off >= suboff) if (off >= suboff)
@ -873,6 +881,8 @@ find_x (GtkXText *xtext, textentry *ent, int x, int subline, int indent)
off += mbl; off += mbl;
if (len <= 0) if (len <= 0)
{ {
if (meta->emph & EMPH_HIDDEN)
hid = list;
list = g_slist_next (list); list = g_slist_next (list);
if (list == NULL) if (list == NULL)
return ent->str_len; return ent->str_len;
@ -882,6 +892,13 @@ find_x (GtkXText *xtext, textentry *ent, int x, int subline, int indent)
} }
} }
/* If previous chunk exists and is marked hidden, regard it as unhidden */
if (hid && list && hid->next == list)
{
meta = hid->data;
off = meta->off;
}
/* Return offset of character at x within subline */ /* Return offset of character at x within subline */
return off; return off;
} }
@ -908,7 +925,8 @@ gtk_xtext_find_x (GtkXText * xtext, int x, textentry * ent, int subline,
if (str >= ent->str + ent->str_len) if (str >= ent->str + ent->str_len)
return 0; return 0;
if (x < indent) /* Let user select left a few pixels to grab hidden text e.g. '<' */
if (x < indent - xtext->space_width)
{ {
*out_of_bounds = 1; *out_of_bounds = 1;
return (str - ent->str); return (str - ent->str);
@ -2410,10 +2428,11 @@ gtk_xtext_strip_color (unsigned char *text, int len, unsigned char *outbuf,
break; break;
case ATTR_HIDDEN: case ATTR_HIDDEN:
xtext_do_chunk (&c); xtext_do_chunk (&c);
c.emph ^= EMPH_HIDDEN;
hidden = !hidden; hidden = !hidden;
break; break;
default: default:
if (!(hidden && strip_hidden)) if (strip_hidden == 2 || (!(hidden && strip_hidden)))
{ {
if (c.len1 == 0) if (c.len1 == 0)
c.off1 = text - text0; c.off1 = text - text0;
@ -2459,7 +2478,7 @@ gtk_xtext_text_width_ent (GtkXText *xtext, textentry *ent)
} }
new_buf = gtk_xtext_strip_color (ent->str, ent->str_len, xtext->scratch_buffer, new_buf = gtk_xtext_strip_color (ent->str, ent->str_len, xtext->scratch_buffer,
NULL, &slp0, !xtext->ignore_hidden); NULL, &slp0, 2);
width = backend_get_text_width_slp (xtext, new_buf, slp0); width = backend_get_text_width_slp (xtext, new_buf, slp0);
ent->slp = slp0; ent->slp = slp0;