diff options
Diffstat (limited to 'src/sdtui.c')
| -rw-r--r-- | src/sdtui.c | 74 |
1 files changed, 39 insertions, 35 deletions
diff --git a/src/sdtui.c b/src/sdtui.c index 38227f0..3ba64cf 100644 --- a/src/sdtui.c +++ b/src/sdtui.c @@ -48,28 +48,6 @@ // --- Utilities --------------------------------------------------------------- -/* TODO use iconv() wchar_t -> utf-8 */ -static gchar * -wchar_to_mb (wchar_t ch) -{ - /* Convert the character back to a multi-byte sequence. */ - static gchar buffer[MB_LEN_MAX + 1]; - size_t len = wcrtomb (buffer, ch, NULL); - - /* This shouldn't happen. It would mean that the user has - * somehow managed to enter something inexpressable in the - * current locale. */ - if (len == (size_t) -1) - abort (); - - /* Here I hope the buffer doesn't overflow. Who uses - * shift states nowadays, anyway? */ - if (wcrtomb (buffer + len, L'\0', NULL) == (size_t) -1) - abort (); - - return buffer; -} - static int poll_restart (struct pollfd *fds, nfds_t nfds, int timeout) { @@ -140,6 +118,9 @@ struct view_entry gsize definitions_length; //!< Length of the @a definitions array }; +GIConv g_utf8_to_wchar; //!< utf-8 -> wchar_t conversion +GIConv g_wchar_to_utf8; //!< wchar_t -> utf-8 conversion + StardictDict *g_dict; //!< The current dictionary guint32 g_top_position; //!< Index of the topmost view entry @@ -247,6 +228,9 @@ app_init (const gchar *filename) g_input = g_string_new (NULL); g_input_pos = 0; + g_wchar_to_utf8 = g_iconv_open ("utf-8//translit", "wchar_t"); + g_utf8_to_wchar = g_iconv_open ("wchar_t//translit", "utf-8"); + app_reload_view (); } @@ -257,6 +241,9 @@ app_destroy (void) g_object_unref (g_dict); g_ptr_array_free (g_entries, TRUE); g_string_free (g_input, TRUE); + + g_iconv_close (g_wchar_to_utf8); + g_iconv_close (g_utf8_to_wchar); } /** Render the top bar. */ @@ -280,6 +267,29 @@ app_redraw_top (void) refresh (); } +/** Write the given utf-8 string padded with spaces, max. @a n characters. */ +static void +add_padded_string (const gchar *str, int n) +{ + wchar_t *wide_str = (wchar_t *) g_convert_with_iconv + (str, -1, g_utf8_to_wchar, NULL, NULL, NULL); + g_return_if_fail (wide_str != NULL); + + ssize_t wide_len = wcslen (wide_str); + wchar_t padding = L' '; + + gint i; + cchar_t cch; + for (i = 0; i < n; i++) + { + setcchar (&cch, (i < wide_len ? &wide_str[i] : &padding), + A_NORMAL, 0, NULL); + add_wch (&cch); + } + + g_free (wide_str); +} + /** Redraw the dictionary view. */ static void app_redraw_view (void) @@ -297,16 +307,10 @@ app_redraw_view (void) if (k + 1 == ve->definitions_length) attrs |= A_UNDERLINE; attrset (attrs); - // FIXME assuming utf-8 for multibyte - // aligning not perfectly working - int left = COLS / 2 + - (strlen (ve->word) - - g_utf8_strlen (ve->word, -1)); - int right = COLS - (COLS / 2) - 1 + - (strlen (ve->definitions[k]) - - g_utf8_strlen (ve->definitions[k], -1)); - printw ("%-*.*s %-*.*s", left, left, ve->word, - right, right, ve->definitions[k]); + add_padded_string (ve->word, COLS / 2); + addwstr (L" "); + add_padded_string (ve->definitions[k], COLS - COLS / 2 - 1); + if ((gint) ++shown == LINES - 1) goto done; } @@ -608,9 +612,9 @@ app_process_curses_event (CursesEvent *event) return TRUE; } - /* What can you do... wchar_t, utf-8, locale encoding... */ - gchar *letter = g_locale_to_utf8 (wchar_to_mb (event->code), - -1, NULL, NULL, NULL); + wchar_t code = event->code; + gchar *letter = g_convert_with_iconv ((gchar *) &code, sizeof code, + g_wchar_to_utf8, NULL, NULL, NULL); g_return_val_if_fail (letter != NULL, FALSE); if (g_unichar_isprint (g_utf8_get_char (letter))) |