static void
check_replace_text (IdeEditorFrame *self)
{
GtkSourceSearchContext *search_context;
GtkSourceSearchSettings *search_settings;
g_autoptr(GError) error = NULL;
PangoAttrList *attrs;
g_assert (IDE_IS_EDITOR_FRAME (self));
search_context = ide_source_view_get_search_context (self->source_view);
search_settings = gtk_source_search_context_get_settings (search_context);
attrs = pango_attr_list_new ();
/*
* If the replace expression is invalid, add a white squiggly underline;
* otherwise remove it.
*/
if (gtk_source_search_settings_get_regex_enabled (search_settings))
{
const gchar *replace_text;
replace_text = gtk_entry_get_text (GTK_ENTRY (self->replace_entry));
if (!g_regex_check_replacement (replace_text, NULL, &error))
{
pango_attr_list_insert (attrs, pango_attr_underline_new (PANGO_UNDERLINE_ERROR));
pango_attr_list_insert (attrs, pango_attr_underline_color_new (65535, 65535, 65535));
}
}
gtk_entry_set_attributes (GTK_ENTRY (self->replace_entry), attrs);
pango_attr_list_unref (attrs);
}
static void
update_replace_actions_sensitivity (IdeEditorFrame *self)
{
GtkSourceSearchContext *search_context;
GtkSourceSearchSettings *search_settings;
GtkTextBuffer *buffer;
GtkTextIter start;
GtkTextIter end;
const gchar *search_text;
const gchar *replace_text;
gint pos;
gint count;
gboolean enable_replace;
gboolean enable_replace_all;
gboolean replace_regex_valid;
g_autoptr(GError) regex_error = NULL;
g_autoptr(GError) replace_regex_error = NULL;
GActionGroup *group;
GAction *replace_action;
GAction *replace_all_action;
g_assert (IDE_IS_EDITOR_FRAME (self));
search_context = ide_source_view_get_search_context (self->source_view);
search_settings = gtk_source_search_context_get_settings (search_context);
buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (self->source_view));
gtk_text_buffer_get_selection_bounds (GTK_TEXT_BUFFER (buffer), &start, &end);
replace_text = gtk_entry_get_text (GTK_ENTRY (self->replace_entry));
/* Gather enough info to determine if Replace or Replace All would make sense */
search_text = gtk_entry_get_text (GTK_ENTRY (self->search_entry));
pos = gtk_source_search_context_get_occurrence_position (search_context, &start, &end);
count = gtk_source_search_context_get_occurrences_count (search_context);
regex_error = gtk_source_search_context_get_regex_error (search_context);
replace_regex_valid = gtk_source_search_settings_get_regex_enabled (search_settings) ?
g_regex_check_replacement (replace_text, NULL, &replace_regex_error) :
TRUE;
enable_replace = (!ide_str_empty0 (search_text) &&
regex_error == NULL &&
replace_regex_valid &&
pos > 0);
enable_replace_all = (!ide_str_empty0 (search_text) &&
regex_error == NULL &&
replace_regex_valid &&
count > 0);
group = gtk_widget_get_action_group (GTK_WIDGET (self->search_frame), "search-entry");
replace_action = g_action_map_lookup_action (G_ACTION_MAP (group), "replace");
replace_all_action = g_action_map_lookup_action (G_ACTION_MAP (group), "replace-all");
g_simple_action_set_enabled (G_SIMPLE_ACTION (replace_action), enable_replace);
g_simple_action_set_enabled (G_SIMPLE_ACTION (replace_all_action), enable_replace_all);
}
static VALUE
rg_s_check_replacement(G_GNUC_UNUSED VALUE self, VALUE rb_replacement)
{
const gchar *replacement;
GError *error = NULL;
replacement = RVAL2CSTR(rb_replacement);
g_regex_check_replacement(replacement, NULL, &error);
if (error)
RAISE_GERROR(error);
return Qtrue;
}
static VALUE
rg_s_have_reference_p(G_GNUC_UNUSED VALUE self, VALUE rb_replacement)
{
const gchar *replacement;
gboolean has_references;
GError *error = NULL;
replacement = RVAL2CSTR(rb_replacement);
g_regex_check_replacement(replacement, &has_references, &error);
if (error)
RAISE_GERROR(error);
return CBOOL2RVAL(has_references);
}
