int
mcview__get_nroff_real_len (WView * view, off_t start, off_t length)
{
mcview_nroff_t *nroff;
int ret = 0;
off_t i = 0;
if (!view->text_nroff_mode)
return 0;
nroff = mcview_nroff_seq_new_num (view, start);
if (nroff == NULL)
return 0;
while (i < length)
{
switch (nroff->type)
{
case NROFF_TYPE_BOLD:
ret += 1 + nroff->char_length; /* real char length and 0x8 */
break;
case NROFF_TYPE_UNDERLINE:
ret += 2; /* underline symbol and ox8 */
break;
default:
break;
}
i += nroff->char_length;
mcview_nroff_seq_next (nroff);
}
mcview_nroff_seq_free (&nroff);
return ret;
}
void
mcview_done (mcview_t * view)
{
/* Save current file position */
if (mcview_remember_file_position && view->filename_vpath != NULL)
{
save_file_position (view->filename_vpath, -1, 0,
view->hex_mode ? view->hex_cursor : view->dpy_start,
view->saved_bookmarks);
view->saved_bookmarks = NULL;
}
/* Write back the global viewer mode */
mcview_default_hex_mode = view->hex_mode;
mcview_default_nroff_flag = view->text_nroff_mode;
mcview_default_magic_flag = view->magic_mode;
mcview_global_wrap_mode = view->text_wrap_mode;
/* Free memory used by the viewer */
/* view->widget needs no destructor */
vfs_path_free (view->filename_vpath);
view->filename_vpath = NULL;
vfs_path_free (view->workdir_vpath);
view->workdir_vpath = NULL;
MC_PTR_FREE (view->command);
mcview_close_datasource (view);
/* the growing buffer is freed with the datasource */
coord_cache_free (view->coord_cache), view->coord_cache = NULL;
if (view->converter == INVALID_CONV)
view->converter = str_cnv_from_term;
if (view->converter != str_cnv_from_term)
{
str_close_conv (view->converter);
view->converter = str_cnv_from_term;
}
mc_search_free (view->search);
view->search = NULL;
g_free (view->last_search_string);
view->last_search_string = NULL;
mcview_nroff_seq_free (&view->search_nroff_seq);
mcview_hexedit_free_change_list (view);
if (mc_global.mc_run_mode == MC_RUN_VIEWER && view->dir != NULL)
{
/* mcviewer is the owner of file list */
dir_list_clean (view->dir);
g_free (view->dir->list);
g_free (view->dir_idx);
g_free (view->dir);
}
view->dir = NULL;
}
gboolean
mcview_dialog_search (WView * view)
{
char *exp = NULL;
int qd_result;
size_t num_of_types = 0;
gchar **list_of_types;
list_of_types = mc_search_get_types_strings_array (&num_of_types);
{
quick_widget_t quick_widgets[] = {
/* *INDENT-OFF* */
QUICK_LABELED_INPUT (N_("Enter search string:"), input_label_above,
INPUT_LAST_TEXT, MC_HISTORY_SHARED_SEARCH, &exp,
NULL, FALSE, FALSE, INPUT_COMPLETE_NONE),
QUICK_SEPARATOR (TRUE),
QUICK_START_COLUMNS,
QUICK_RADIO (num_of_types, (const char **) list_of_types,
(int *) &mcview_search_options.type, NULL),
QUICK_NEXT_COLUMN,
QUICK_CHECKBOX (N_("Cas&e sensitive"), &mcview_search_options.case_sens, NULL),
QUICK_CHECKBOX (N_("&Backwards"), &mcview_search_options.backwards, NULL),
QUICK_CHECKBOX (N_("&Whole words"), &mcview_search_options.whole_words, NULL),
#ifdef HAVE_CHARSET
QUICK_CHECKBOX (N_("&All charsets"), &mcview_search_options.all_codepages, NULL),
#endif
QUICK_STOP_COLUMNS,
QUICK_BUTTONS_OK_CANCEL,
QUICK_END
/* *INDENT-ON* */
};
quick_dialog_t qdlg = {
-1, -1, 58,
N_("Search"), "[Input Line Keys]",
quick_widgets, NULL, NULL
};
qd_result = quick_dialog (&qdlg);
}
g_strfreev (list_of_types);
if ((qd_result == B_CANCEL) || (exp == NULL) || (exp[0] == '\0'))
{
g_free (exp);
return FALSE;
}
#ifdef HAVE_CHARSET
{
GString *tmp;
tmp = str_convert_to_input (exp);
g_free (exp);
exp = g_string_free (tmp, FALSE);
}
#endif
g_free (view->last_search_string);
view->last_search_string = exp;
mcview_nroff_seq_free (&view->search_nroff_seq);
mc_search_free (view->search);
#ifdef HAVE_CHARSET
view->search = mc_search_new (view->last_search_string, cp_source);
#else
view->search = mc_search_new (view->last_search_string, NULL);
#endif
view->search_nroff_seq = mcview_nroff_seq_new (view);
if (view->search != NULL)
{
view->search->search_type = mcview_search_options.type;
#ifdef HAVE_CHARSET
view->search->is_all_charsets = mcview_search_options.all_codepages;
#endif
view->search->is_case_sensitive = mcview_search_options.case_sens;
view->search->whole_words = mcview_search_options.whole_words;
view->search->search_fn = mcview_search_cmd_callback;
view->search->update_fn = mcview_search_update_cmd_callback;
}
return (view->search != NULL);
}
gboolean
mcview_dialog_search (mcview_t * view)
{
int SEARCH_DLG_MIN_HEIGHT = 12;
int SEARCH_DLG_HEIGHT_SUPPLY = 3;
int SEARCH_DLG_WIDTH = 58;
char *exp = NULL;
int qd_result;
size_t num_of_types;
gchar **list_of_types = mc_search_get_types_strings_array (&num_of_types);
int SEARCH_DLG_HEIGHT = SEARCH_DLG_MIN_HEIGHT + num_of_types - SEARCH_DLG_HEIGHT_SUPPLY;
QuickWidget quick_widgets[] = {
QUICK_BUTTON (6, 10, SEARCH_DLG_HEIGHT - 3, SEARCH_DLG_HEIGHT, N_("&Cancel"), B_CANCEL,
NULL),
QUICK_BUTTON (2, 10, SEARCH_DLG_HEIGHT - 3, SEARCH_DLG_HEIGHT, N_("&OK"), B_ENTER, NULL),
#ifdef HAVE_CHARSET
QUICK_CHECKBOX (SEARCH_DLG_WIDTH / 2 + 3, SEARCH_DLG_WIDTH, 8, SEARCH_DLG_HEIGHT,
N_("&All charsets"), &mcview_search_options.all_codepages),
#endif
QUICK_CHECKBOX (SEARCH_DLG_WIDTH / 2 + 3, SEARCH_DLG_WIDTH, 7, SEARCH_DLG_HEIGHT,
N_("&Whole words"), &mcview_search_options.whole_words),
QUICK_CHECKBOX (SEARCH_DLG_WIDTH / 2 + 3, SEARCH_DLG_WIDTH, 6, SEARCH_DLG_HEIGHT,
N_("&Backwards"), &mcview_search_options.backwards),
QUICK_CHECKBOX (SEARCH_DLG_WIDTH / 2 + 3, SEARCH_DLG_WIDTH, 5, SEARCH_DLG_HEIGHT,
N_("Cas&e sensitive"), &mcview_search_options.case_sens),
QUICK_RADIO (3, SEARCH_DLG_WIDTH, 5, SEARCH_DLG_HEIGHT,
num_of_types, (const char **) list_of_types,
(int *) &mcview_search_options.type),
QUICK_INPUT (3, SEARCH_DLG_WIDTH, 3, SEARCH_DLG_HEIGHT,
INPUT_LAST_TEXT, SEARCH_DLG_WIDTH - 6, 0, MC_HISTORY_SHARED_SEARCH, &exp),
QUICK_LABEL (3, SEARCH_DLG_WIDTH, 2, SEARCH_DLG_HEIGHT, N_("Enter search string:")),
QUICK_END
};
QuickDialog Quick_input = {
SEARCH_DLG_WIDTH, SEARCH_DLG_HEIGHT, -1, -1,
N_("Search"), "[Input Line Keys]",
quick_widgets, NULL, NULL, FALSE
};
qd_result = quick_dialog (&Quick_input);
g_strfreev (list_of_types);
if ((qd_result == B_CANCEL) || (exp == NULL) || (exp[0] == '\0'))
{
g_free (exp);
return FALSE;
}
#ifdef HAVE_CHARSET
{
GString *tmp = str_convert_to_input (exp);
if (tmp)
{
g_free (exp);
exp = g_string_free (tmp, FALSE);
}
}
#endif
g_free (view->last_search_string);
view->last_search_string = exp;
mcview_nroff_seq_free (&view->search_nroff_seq);
mc_search_free (view->search);
view->search = mc_search_new (view->last_search_string, -1);
view->search_nroff_seq = mcview_nroff_seq_new (view);
if (view->search != NULL)
{
view->search->search_type = mcview_search_options.type;
view->search->is_all_charsets = mcview_search_options.all_codepages;
view->search->is_case_sensitive = mcview_search_options.case_sens;
view->search->whole_words = mcview_search_options.whole_words;
view->search->search_fn = mcview_search_cmd_callback;
view->search->update_fn = mcview_search_update_cmd_callback;
}
return (view->search != NULL);
}
void
mcview_do_search (WView * view, off_t want_search_start)
{
mcview_search_status_msg_t vsm;
off_t search_start = 0;
off_t orig_search_start = view->search_start;
gboolean found = FALSE;
size_t match_len;
view->search_start = want_search_start;
/* for avoid infinite search loop we need to increase or decrease start offset of search */
if (view->search_start != 0)
{
if (!view->text_nroff_mode)
search_start = view->search_start + (mcview_search_options.backwards ? -2 : 0);
else
{
if (mcview_search_options.backwards)
{
mcview_nroff_t *nroff;
nroff = mcview_nroff_seq_new_num (view, view->search_start);
if (mcview_nroff_seq_prev (nroff) != -1)
search_start =
-(mcview__get_nroff_real_len (view, nroff->index - 1, 2) +
nroff->char_length + 1);
else
search_start = -2;
mcview_nroff_seq_free (&nroff);
}
else
{
search_start = mcview__get_nroff_real_len (view, view->search_start + 1, 2);
}
search_start += view->search_start;
}
}
if (mcview_search_options.backwards && search_start < 0)
search_start = 0;
/* Compute the percent steps */
mcview_search_update_steps (view);
view->update_activate = search_start;
vsm.first = TRUE;
vsm.view = view;
vsm.offset = search_start;
status_msg_init (STATUS_MSG (&vsm), _("Search"), 1.0, simple_status_msg_init_cb,
mcview_search_status_update_cb, NULL);
do
{
off_t growbufsize;
if (view->growbuf_in_use)
growbufsize = mcview_growbuf_filesize (view);
else
growbufsize = view->search->original_len;
if (mcview_find (&vsm, search_start, mcview_get_filesize (view), &match_len))
{
mcview_search_show_result (view, match_len);
found = TRUE;
break;
}
if (view->search->error == MC_SEARCH_E_ABORT || view->search->error == MC_SEARCH_E_NOTFOUND)
break;
search_start = growbufsize - view->search->original_len;
}
while (search_start > 0 && mcview_may_still_grow (view));
status_msg_deinit (STATUS_MSG (&vsm));
if (orig_search_start != 0 && (!found && view->search->error == MC_SEARCH_E_NOTFOUND)
&& !mcview_search_options.backwards)
{
view->search_start = orig_search_start;
mcview_update (view);
if (query_dialog
(_("Search done"), _("Continue from beginning?"), D_NORMAL, 2, _("&Yes"),
_("&No")) != 0)
found = TRUE;
else
{
/* continue search from beginning */
view->update_activate = 0;
vsm.first = TRUE;
vsm.view = view;
vsm.offset = 0;
status_msg_init (STATUS_MSG (&vsm), _("Search"), 1.0, simple_status_msg_init_cb,
mcview_search_status_update_cb, NULL);
/* search from file begin up to initial search start position */
if (mcview_find (&vsm, 0, orig_search_start, &match_len))
{
mcview_search_show_result (view, match_len);
found = TRUE;
}
status_msg_deinit (STATUS_MSG (&vsm));
}
}
if (!found)
{
view->search_start = orig_search_start;
mcview_update (view);
if (view->search->error == MC_SEARCH_E_NOTFOUND)
query_dialog (_("Search"), _(STR_E_NOTFOUND), D_NORMAL, 1, _("&Dismiss"));
else if (view->search->error_str != NULL)
query_dialog (_("Search"), view->search->error_str, D_NORMAL, 1, _("&Dismiss"));
}
view->dirty++;
}
void
mcview_do_search (mcview_t * view)
{
mcview_search_status_msg_t vsm;
off_t search_start = 0;
gboolean isFound = FALSE;
gboolean need_search_again = TRUE;
size_t match_len;
/* for avoid infinite search loop we need to increase or decrease start offset of search */
if (view->search_start != 0)
{
if (!view->text_nroff_mode)
search_start = view->search_start + (mcview_search_options.backwards ? -2 : 0);
else
{
if (mcview_search_options.backwards)
{
mcview_nroff_t *nroff;
nroff = mcview_nroff_seq_new_num (view, view->search_start);
if (mcview_nroff_seq_prev (nroff) != -1)
search_start =
-(mcview__get_nroff_real_len (view, nroff->index - 1, 2) +
nroff->char_width + 1);
else
search_start = -2;
mcview_nroff_seq_free (&nroff);
}
else
{
search_start = mcview__get_nroff_real_len (view, view->search_start + 1, 2);
}
search_start += view->search_start;
}
}
if (mcview_search_options.backwards && (int) search_start < 0)
search_start = 0;
/* Compute the percent steps */
mcview_search_update_steps (view);
view->update_activate = search_start;
vsm.first = TRUE;
vsm.view = view;
vsm.offset = search_start;
status_msg_init (STATUS_MSG (&vsm), _("Search"), 1.0, simple_status_msg_init_cb,
mcview_search_status_update_cb, NULL);
do
{
off_t growbufsize;
if (view->growbuf_in_use)
growbufsize = mcview_growbuf_filesize (view);
else
growbufsize = view->search->original_len;
if (mcview_find (&vsm, search_start, mcview_get_filesize (view), &match_len))
{
mcview_search_show_result (view, match_len);
need_search_again = FALSE;
isFound = TRUE;
break;
}
if (view->search->error_str == NULL)
break;
search_start = growbufsize - view->search->original_len;
if (search_start <= 0)
{
search_start = 0;
break;
}
}
while (mcview_may_still_grow (view));
status_msg_deinit (STATUS_MSG (&vsm));
if (view->search_start != 0 && !isFound && need_search_again
&& !mcview_search_options.backwards)
{
int result;
mcview_update (view);
result =
query_dialog (_("Search done"), _("Continue from beginning?"), D_NORMAL, 2, _("&Yes"),
_("&No"));
if (result != 0)
isFound = TRUE;
else
search_start = 0;
}
if (!isFound && view->search->error_str != NULL)
{
/* continue search form beginning */
off_t search_end;
search_end = view->search_start;
/* search_start is 0 here */
view->update_activate = search_start;
vsm.first = TRUE;
vsm.view = view;
vsm.offset = search_start;
status_msg_init (STATUS_MSG (&vsm), _("Search"), 1.0, simple_status_msg_init_cb,
mcview_search_status_update_cb, NULL);
if (mcview_find (&vsm, search_start, search_end, &match_len))
{
mcview_search_show_result (view, match_len);
isFound = TRUE;
}
status_msg_deinit (STATUS_MSG (&vsm));
}
if (!isFound && view->search->error_str != NULL)
query_dialog (_("Search"), view->search->error_str, D_NORMAL, 1, _("&Dismiss"));
view->dirty++;
}
void
mcview_do_search (mcview_t * view)
{
off_t search_start = 0;
gboolean isFound = FALSE;
gboolean need_search_again = TRUE;
Dlg_head *d = NULL;
size_t match_len;
if (verbose)
{
d = create_message (D_NORMAL, _("Search"), _("Searching %s"), view->last_search_string);
tty_refresh ();
}
/*for avoid infinite search loop we need to increase or decrease start offset of search */
if (view->search_start != 0)
{
if (!view->text_nroff_mode)
search_start = view->search_start + (mcview_search_options.backwards ? -2 : 0);
else
{
if (mcview_search_options.backwards)
{
mcview_nroff_t *nroff;
nroff = mcview_nroff_seq_new_num (view, view->search_start);
if (mcview_nroff_seq_prev (nroff) != -1)
search_start =
-(mcview__get_nroff_real_len (view, nroff->index - 1, 2) +
nroff->char_width + 1);
else
search_start = -2;
mcview_nroff_seq_free (&nroff);
}
else
{
search_start = mcview__get_nroff_real_len (view, view->search_start + 1, 2);
}
search_start += view->search_start;
}
}
if (mcview_search_options.backwards && (int) search_start < 0)
search_start = 0;
/* Compute the percent steps */
mcview_search_update_steps (view);
view->update_activate = 0;
tty_enable_interrupt_key ();
do
{
off_t growbufsize;
if (view->growbuf_in_use)
growbufsize = mcview_growbuf_filesize (view);
else
growbufsize = view->search->original_len;
if (mcview_find (view, search_start, &match_len))
{
mcview_search_show_result (view, &d, match_len);
need_search_again = FALSE;
isFound = TRUE;
break;
}
if (view->search->error_str == NULL)
break;
search_start = growbufsize - view->search->original_len;
if (search_start <= 0)
{
search_start = 0;
break;
}
}
while (mcview_may_still_grow (view));
if (view->search_start != 0 && !isFound && need_search_again
&& !mcview_search_options.backwards)
{
int result;
mcview_update (view);
result =
query_dialog (_("Search done"), _("Continue from beginning?"), D_NORMAL, 2, _("&Yes"),
_("&No"));
if (result != 0)
isFound = TRUE;
else
search_start = 0;
}
if (!isFound && view->search->error_str != NULL && mcview_find (view, search_start, &match_len))
{
mcview_search_show_result (view, &d, match_len);
isFound = TRUE;
}
tty_disable_interrupt_key ();
if (verbose)
{
dlg_run_done (d);
destroy_dlg (d);
}
if (!isFound && view->search->error_str != NULL)
message (D_NORMAL, _("Search"), "%s", view->search->error_str);
view->dirty++;
mcview_update (view);
}
