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core: display chars < 32 with a letter/symbol and reverse video attribute in chat

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This commit is contained in:
Sébastien Helleu
2022-12-04 09:32:34 +01:00
parent 6ac730cd0b
commit d18f68e497
1 changed files with 34 additions and 4 deletions
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src/gui/curses/gui-curses-chat.c
+34 -4
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@@ -374,7 +374,7 @@ gui_chat_display_word_raw (struct t_gui_window *window, struct t_gui_line *line,
int nick_offline)
{
char *output, utf_char[16], *ptr_char;
int x, chars_displayed, display_char, size_on_screen;
int x, chars_displayed, display_char, size_on_screen, reverse_video;
if (!simulate)
{
@@ -398,11 +398,31 @@ gui_chat_display_word_raw (struct t_gui_window *window, struct t_gui_line *line,
utf8_strncpy (utf_char, string, 1);
if (utf_char[0])
{
reverse_video = 0;
ptr_char = utf_char;
if (!gui_chat_utf_char_valid (utf_char))
snprintf (utf_char, sizeof (utf_char), " ");
else if (utf_char[0] == '\t')
if (utf_char[0] == '\t')
{
/* expand tabulation with spaces */
ptr_char = config_tab_spaces;
}
else if (((unsigned char)utf_char[0]) < 32)
{
/*
* display chars < 32 with letter/symbol
* and set reverse video (if not already enabled)
*/
snprintf (utf_char, sizeof (utf_char), "%c",
'A' + ((unsigned char)utf_char[0]) - 1);
reverse_video = (gui_window_current_color_attr & A_REVERSE) ?
0 : 1;
}
else
{
/* display non printable chars as spaces */
if (!gui_chat_utf_char_valid (utf_char))
snprintf (utf_char, sizeof (utf_char), " ");
}
display_char = (window->buffer->type != GUI_BUFFER_TYPE_FREE)
|| (x >= window->scroll->start_col);
@@ -418,8 +438,18 @@ gui_chat_display_word_raw (struct t_gui_window *window, struct t_gui_line *line,
if (!simulate)
{
output = string_iconv_from_internal (NULL, ptr_char);
if (reverse_video)
{
wattron (GUI_WINDOW_OBJECTS(window)->win_chat,
A_REVERSE);
}
waddstr (GUI_WINDOW_OBJECTS(window)->win_chat,
(output) ? output : ptr_char);
if (reverse_video)
{
wattroff (GUI_WINDOW_OBJECTS(window)->win_chat,
A_REVERSE);
}
if (output)
free (output);