Fixed autocomplete initialization on text removal

src/autocomplete.cpp

@@ -3,7 +3,7 @@
 
 Autocomplete::Autocomplete(Source::BaseView *view, bool &interactive_completion, guint &last_keyval, bool pass_buffer_and_strip_word, bool use_thread)
     : view(view), interactive_completion(interactive_completion), pass_buffer_and_strip_word(pass_buffer_and_strip_word), use_thread(use_thread) {
-  view->get_buffer()->signal_changed().connect([this, &last_keyval] {
+  view->get_buffer()->signal_insert().connect([this, &last_keyval](const Gtk::TextIter & /*iter*/, const Glib::ustring & /*text*/, int /*bytes*/) {
     if(CompletionDialog::get() && CompletionDialog::get()->is_visible()) {
       cancel_reparse();
       return;
@@ -19,6 +19,15 @@ Autocomplete::Autocomplete(Source::BaseView *view, bool &interactive_completion,
         run();
     }
   });
+  view->get_buffer()->signal_erase().connect([this](const Gtk::TextIter & /*start*/, const Gtk::TextIter & /*end*/) {
+    if(CompletionDialog::get() && CompletionDialog::get()->is_visible()) {
+      cancel_reparse();
+      return;
+    }
+    if(!this->view->has_focus())
+      return;
+    stop();
+  });
 
   view->get_buffer()->signal_mark_set().connect([this](const Gtk::TextIter &iterator, const Glib::RefPtr<Gtk::TextBuffer::Mark> &mark) {
     if(mark->get_name() == "insert")