1 files changed, 127 insertions, 0 deletions
diff --git a/pluma/pluma-utils.c b/pluma/pluma-utils.c
index a739401a..b8f081c0 100644
--- a/pluma/pluma-utils.c
+++ b/pluma/pluma-utils.c
@@ -1578,3 +1578,130 @@ pluma_utils_decode_uri (const gchar *uri,
 
 return TRUE;
 }
+
+gboolean
+pluma_gtk_text_iter_regex_search (const GtkTextIter *iter,
+ const gchar *str,
+ GtkTextSearchFlags flags,
+ GtkTextIter *match_start,
+ GtkTextIter *match_end,
+ const GtkTextIter *limit,
+ gboolean forward_search)
+{
+ GRegex *regex;
+ GRegexCompileFlags compile_flags;
+ GMatchInfo *match_info;
+ gchar *text;
+ GtkTextIter *begin_iter;
+ GtkTextIter *end_iter;
+ gchar **all_matches;
+ gchar *match_string;
+ gboolean found;
+ gint non_null_result_number;
+ gboolean non_null_result_found;
+ guint result_size;
+ 
+ compile_flags = 0;
+ if ((flags & GTK_TEXT_SEARCH_CASE_INSENSITIVE) != 0)
+ compile_flags |= G_REGEX_CASELESS;
+
+ regex = g_regex_new (str,compile_flags,0,NULL);
+ if (regex == NULL)
+ return FALSE;
+
+ begin_iter = gtk_text_iter_copy (iter);
+ if (limit == NULL)
+ {
+ end_iter = gtk_text_iter_copy (begin_iter);
+ if (forward_search)
+ {
+ gtk_text_buffer_get_end_iter (gtk_text_iter_get_buffer(begin_iter),
+ end_iter);
+ }
+ else
+ {
+ gtk_text_buffer_get_start_iter (gtk_text_iter_get_buffer (begin_iter),
+ end_iter);
+ }
+ }
+ else
+ {
+ end_iter = gtk_text_iter_copy (limit);
+ }
+
+ if ((flags & GTK_TEXT_SEARCH_TEXT_ONLY) != 0)
+ {
+ if ((flags & GTK_TEXT_SEARCH_VISIBLE_ONLY) != 0)
+ text = gtk_text_iter_get_visible_text (begin_iter, end_iter);
+ else
+ text = gtk_text_iter_get_text (begin_iter, end_iter);
+ }
+ else
+ {
+ if ((flags & GTK_TEXT_SEARCH_VISIBLE_ONLY) != 0)
+ text = gtk_text_iter_get_visible_slice (begin_iter, end_iter);
+ else
+ text = gtk_text_iter_get_slice (begin_iter, end_iter);
+ }
+
+ found = g_regex_match_all (regex,text,0,&match_info);
+ if (found)
+ {
+ all_matches = g_match_info_fetch_all (match_info);
+ result_size = (gint) g_strv_length (all_matches);
+
+ if(forward_search){
+ non_null_result_number = 0;
+ } else {
+ non_null_result_number = result_size - 1 ;
+ }
+ non_null_result_found = FALSE;
+ while((non_null_result_number >= 0)
+ && (non_null_result_number < result_size) ) {
+
+ if(g_utf8_strlen (all_matches [non_null_result_number], G_MAXSSIZE) != 0) {
+ non_null_result_found = TRUE;
+ break;
+ } else {
+ if(forward_search) {
+ non_null_result_number++;
+ } else {
+ non_null_result_number--;
+ }
+ }
+
+ }
+
+ if(!non_null_result_found) {
+ found = FALSE;
+ goto free_resources;
+ }
+
+ match_string = all_matches [non_null_result_number];
+ if (forward_search)
+ {
+ gtk_text_iter_forward_search (begin_iter,
+ match_string,
+ flags,
+ match_start,
+ match_end,
+ limit);
+ }
+ else
+ {
+ gtk_text_iter_backward_search (begin_iter,
+ match_string,
+ flags,
+ match_start,
+ match_end,
+ limit);
+ }
+ }
+
+free_resources:
+ gtk_text_iter_free (begin_iter);
+ gtk_text_iter_free (end_iter);
+ g_match_info_free (match_info);
+ g_regex_unref (regex);
+ return found;
+}