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Add color support for input bar

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This commit is contained in:
GinjaNinja32 2017-10-06 18:36:42 +01:00 committed by ailin-nemui
parent 243ae4be84
commit 925ae6e6ad
3 changed files with 121 additions and 22 deletions
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113
src/fe-text/gui-entry.c
View File

@ -65,6 +65,8 @@ static void entry_text_grow(GUI_ENTRY_REC *entry, int grow_size)
entry->text_alloc = nearest_power(entry->text_alloc+grow_size);
entry->text = g_realloc(entry->text,
sizeof(unichar) * entry->text_alloc);
entry->colors = g_realloc(entry->colors,
sizeof(int) * entry->text_alloc);
}
GUI_ENTRY_REC *gui_entry_create(int xpos, int ypos, int width, int utf8)
@ -77,6 +79,7 @@ GUI_ENTRY_REC *gui_entry_create(int xpos, int ypos, int width, int utf8)
rec->width = width;
rec->text_alloc = 1024;
rec->text = g_new(unichar, rec->text_alloc);
rec->colors = g_new(int, rec->text_alloc);
rec->text[0] = '\0';
rec->utf8 = utf8;
return rec;
@ -101,6 +104,7 @@ void gui_entry_destroy(GUI_ENTRY_REC *entry)
g_slist_free(entry->kill_ring);
g_free(entry->text);
g_free(entry->colors);
g_free(entry->prompt);
g_free(entry);
}
@ -238,7 +242,8 @@ static void gui_entry_fix_cursor(GUI_ENTRY_REC *entry)
static void gui_entry_draw_from(GUI_ENTRY_REC *entry, int pos)
{
int i;
int xpos, end_xpos;
const int *col;
int xpos, end_xpos, color;
xpos = entry->xpos + entry->promptlen +
pos2scrpos(entry, pos + entry->scrstart) -
@ -248,10 +253,13 @@ static void gui_entry_draw_from(GUI_ENTRY_REC *entry, int pos)
if (xpos > end_xpos)
return;
color = ATTR_RESET;
term_set_color(root_window, ATTR_RESET);
term_move(root_window, xpos, entry->ypos);
for (i = entry->scrstart + pos; i < entry->text_len; i++) {
col = entry->scrstart + pos < entry->text_len ?
entry->colors + entry->scrstart + pos : 0;
for (i = entry->scrstart + pos; i < entry->text_len; i++, col++) {
unichar c = entry->text[i];
if (entry->hidden)
@ -266,6 +274,11 @@ static void gui_entry_draw_from(GUI_ENTRY_REC *entry, int pos)
if (xpos > end_xpos)
break;
if (*col != color) {
term_set_color(root_window, *col);
color = *col;
}
if (entry->hidden)
term_addch(root_window, ' ');
else if (unichar_isprint(c))
@ -273,7 +286,7 @@ static void gui_entry_draw_from(GUI_ENTRY_REC *entry, int pos)
else {
term_set_color(root_window, ATTR_RESET|ATTR_REVERSE);
term_addch(root_window, (c & 127)+'A'-1);
term_set_color(root_window, ATTR_RESET);
term_set_color(root_window, color);
}
}
@ -488,6 +501,10 @@ void gui_entry_insert_text(GUI_ENTRY_REC *entry, const char *str)
g_memmove(entry->text + entry->pos + len, entry->text + entry->pos,
(entry->text_len-entry->pos + 1) * sizeof(unichar));
/* make space for the color */
g_memmove(entry->colors + entry->pos + len, entry->colors + entry->pos,
(entry->text_len-entry->pos) * sizeof(int));
if (!entry->utf8) {
if (term_type == TERM_TYPE_BIG5) {
chr = entry->text[entry->pos + len];
@ -505,6 +522,10 @@ void gui_entry_insert_text(GUI_ENTRY_REC *entry, const char *str)
}
}
for(i = 0; i < len; i++) {
entry->colors[entry->pos + i] = ATTR_RESET;
}
entry->text_len += len;
entry->pos += len;
@ -530,7 +551,12 @@ void gui_entry_insert_char(GUI_ENTRY_REC *entry, unichar chr)
g_memmove(entry->text + entry->pos + 1, entry->text + entry->pos,
(entry->text_len-entry->pos + 1) * sizeof(unichar));
g_memmove(entry->colors + entry->pos + 1, entry->colors + entry->pos,
(entry->text_len-entry->pos) * sizeof(int));
entry->text[entry->pos] = chr;
entry->colors[entry->pos] = ATTR_RESET;
entry->text_len++;
entry->pos++;
@ -700,6 +726,9 @@ void gui_entry_erase(GUI_ENTRY_REC *entry, int size, CUTBUFFER_UPDATE_OP update_
g_memmove(entry->text + entry->pos - size, entry->text + entry->pos,
(entry->text_len-entry->pos+1) * sizeof(unichar));
g_memmove(entry->colors + entry->pos - size, entry->colors + entry->pos,
(entry->text_len - entry->pos) * sizeof(int));
entry->pos -= size;
entry->text_len -= size;
@ -721,6 +750,9 @@ void gui_entry_erase_cell(GUI_ENTRY_REC *entry)
g_memmove(entry->text + entry->pos, entry->text + entry->pos + size,
(entry->text_len-entry->pos-size+1) * sizeof(unichar));
g_memmove(entry->colors + entry->pos, entry->colors + entry->pos + size,
(entry->text_len-entry->pos-size) * sizeof(int));
entry->text_len -= size;
gui_entry_redraw_from(entry, entry->pos);
@ -782,6 +814,7 @@ void gui_entry_erase_next_word(GUI_ENTRY_REC *entry, int to_space, CUTBUFFER_UPD
void gui_entry_transpose_chars(GUI_ENTRY_REC *entry)
{
unichar chr;
int color;
if (entry->pos == 0 || entry->text_len < 2)
return;
@ -794,6 +827,10 @@ void gui_entry_transpose_chars(GUI_ENTRY_REC *entry)
entry->text[entry->pos] = entry->text[entry->pos-1];
entry->text[entry->pos-1] = chr;
color = entry->colors[entry->pos];
entry->colors[entry->pos] = entry->colors[entry->pos-1];
entry->colors[entry->pos-1] = color;
entry->pos++;
gui_entry_redraw_from(entry, entry->pos-2);
@ -830,31 +867,55 @@ void gui_entry_transpose_words(GUI_ENTRY_REC *entry)
/* do wordswap if any found */
if (spos1 < epos1 && epos1 < spos2 && spos2 < epos2) {
unichar *first, *sep, *second;
int *first_color, *sep_color, *second_color;
int i;
first = (unichar *) g_malloc( (epos1 - spos1) * sizeof(unichar) );
sep = (unichar *) g_malloc( (spos2 - epos1) * sizeof(unichar) );
second = (unichar *) g_malloc( (epos2 - spos2) * sizeof(unichar) );
for (i = spos1; i < epos1; i++)
first_color = (int *) g_malloc( (epos1 - spos1) * sizeof(int) );
sep_color = (int *) g_malloc( (spos2 - epos1) * sizeof(int) );
second_color = (int *) g_malloc( (epos2 - spos2) * sizeof(int) );
for (i = spos1; i < epos1; i++) {
first[i-spos1] = entry->text[i];
for (i = epos1; i < spos2; i++)
first_color[i-spos1] = entry->colors[i];
}
for (i = epos1; i < spos2; i++) {
sep[i-epos1] = entry->text[i];
for (i = spos2; i < epos2; i++)
sep_color[i-epos1] = entry->colors[i];
}
for (i = spos2; i < epos2; i++) {
second[i-spos2] = entry->text[i];
second_color[i-spos2] = entry->colors[i];
}
entry->pos = spos1;
for (i = 0; i < epos2-spos2; i++)
entry->text[entry->pos++] = second[i];
for (i = 0; i < spos2-epos1; i++)
entry->text[entry->pos++] = sep[i];
for (i = 0; i < epos1-spos1; i++)
entry->text[entry->pos++] = first[i];
for (i = 0; i < epos2-spos2; i++) {
entry->text[entry->pos] = second[i];
entry->colors[entry->pos] = second_color[i];
entry->pos++;
}
for (i = 0; i < spos2-epos1; i++) {
entry->text[entry->pos] = sep[i];
entry->colors[entry->pos] = sep_color[i];
entry->pos++;
}
for (i = 0; i < epos1-spos1; i++) {
entry->text[entry->pos] = first[i];
entry->colors[entry->pos] = first_color[i];
entry->pos++;
}
g_free(first);
g_free(sep);
g_free(second);
g_free(first_color);
g_free(sep_color);
g_free(second_color);
}
gui_entry_redraw_from(entry, spos1);
@ -1042,3 +1103,31 @@ void gui_entry_redraw(GUI_ENTRY_REC *entry)
gui_entry_fix_cursor(entry);
gui_entry_draw(entry);
}
void gui_entry_set_color(GUI_ENTRY_REC *entry, int pos, int len, int color)
{
int i, end, update = 0;
g_return_if_fail(entry != NULL);
if (pos > entry->text_len)
return;
end = pos + len;
if (end > entry->text_len)
end = entry->text_len;
for (i = pos; i < end; i++) {
if (entry->colors[i] != color) {
entry->colors[i] = color;
update = 1;
}
}
if (update) {
gui_entry_redraw_from(entry, pos);
gui_entry_fix_cursor(entry);
gui_entry_draw(entry);
}
}

2
src/fe-text/gui-entry.h
View File

@ -9,6 +9,7 @@ typedef struct {
typedef struct {
int text_len, text_alloc; /* as shorts, not chars */
unichar *text;
int *colors;
GSList *kill_ring;
@ -77,5 +78,6 @@ void gui_entry_move_words(GUI_ENTRY_REC *entry, int count, int to_space);
void gui_entry_redraw(GUI_ENTRY_REC *entry);
void gui_entry_set_color(GUI_ENTRY_REC *entry, int pos, int len, int color);
#endif

8
src/perl/textui/TextUI.xs
View File

@ -124,6 +124,14 @@ gui_input_set(str)
CODE:
gui_entry_set_text(active_entry, str);
void
gui_input_color(pos, len, color)
int pos
int len
int color
CODE:
gui_entry_set_color(active_entry, pos, len, color);
int
gui_input_get_pos()
CODE: