Autocomplete is now run without threads in GenericView

src/autocomplete.cpp

@@ -1,8 +1,8 @@
 #include "autocomplete.hpp"
 #include "selection_dialog.hpp"
 
-Autocomplete::Autocomplete(Source::BaseView *view, bool &interactive_completion, guint &last_keyval, bool pass_buffer_and_strip_word)
-    : view(view), interactive_completion(interactive_completion), pass_buffer_and_strip_word(pass_buffer_and_strip_word) {
+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] {
     if(CompletionDialog::get() && CompletionDialog::get()->is_visible()) {
       cancel_reparse();
@@ -56,7 +56,7 @@ void Autocomplete::run() {
 
     before_add_rows();
 
-    if(thread.joinable())
+    if(use_thread && thread.joinable())
       thread.join();
     auto iter = view->get_buffer()->get_insert()->get_iter();
     auto line = iter.get_line();
@@ -71,7 +71,8 @@ void Autocomplete::run() {
         pos--;
       }
     }
-    thread = std::thread([this, line, line_index, buffer = std::move(buffer)] {
+
+    auto func = [this, line, line_index, buffer = std::move(buffer)] {
       auto lock = get_parse_lock();
       if(!is_processing())
         return;
@@ -84,7 +85,7 @@ void Autocomplete::run() {
         return;
 
       if(success) {
-        dispatcher.post([this]() {
+        auto func = [this]() {
           after_add_rows();
           if(state == State::restarting) {
             state = State::idle;
@@ -118,15 +119,27 @@ void Autocomplete::run() {
             view->get_buffer()->begin_user_action();
             CompletionDialog::get()->show();
           }
-        });
+        };
+        if(use_thread)
+          dispatcher.post(std::move(func));
+        else
+          func();
       }
       else {
-        dispatcher.post([this] {
+        auto func = [this] {
           state = State::canceled;
           on_add_rows_error();
-        });
+        };
+        if(use_thread)
+          dispatcher.post(std::move(func));
+        else
+          func();
       }
-    });
+    };
+    if(use_thread)
+      thread = std::thread(std::move(func));
+    else
+      func();
   }
 
   if(state != State::idle)

src/autocomplete.hpp

@@ -47,8 +47,7 @@ public:
   std::function<void()> after_add_rows = [] {};
   std::function<void()> on_add_rows_error = [] {};
 
-  /// The handler is not run in the main loop. Should return false on error.
-  /// Column is line byte index.
+  /// The handler is not run in the main loop if use_thread is true. Should return false on error.
   std::function<bool(std::string &buffer, int line, int line_index)> add_rows = [](std::string &, int, int) { return true; };
 
   std::function<void()> on_show = [] {};
@@ -58,11 +57,12 @@ public:
 
   std::function<std::function<void(Tooltip &tooltip)>(unsigned int)> set_tooltip_buffer = [](unsigned int index) { return nullptr; };
 
-  Autocomplete(Source::BaseView *view, bool &interactive_completion, guint &last_keyval, bool pass_buffer_and_strip_word);
+  Autocomplete(Source::BaseView *view, bool &interactive_completion, guint &last_keyval, bool pass_buffer_and_strip_word, bool use_thread);
 
   void run();
   void stop();
 
 private:
   void setup_dialog();
+  bool use_thread;
 };

src/source_clang.cpp

@@ -808,7 +808,7 @@ void Source::ClangViewParse::remove_internal_namespaces(std::string &type) {
 
 
 Source::ClangViewAutocomplete::ClangViewAutocomplete(const boost::filesystem::path &file_path, const Glib::RefPtr<Gsv::Language> &language)
-    : BaseView(file_path, language), Source::ClangViewParse(file_path, language), autocomplete(this, interactive_completion, last_keyval, true) {
+    : BaseView(file_path, language), Source::ClangViewParse(file_path, language), autocomplete(this, interactive_completion, last_keyval, true, true) {
   non_interactive_completion = [this] {
     if(CompletionDialog::get() && CompletionDialog::get()->is_visible())
       return;

src/source_generic.cpp

@@ -8,7 +8,7 @@
 #include <algorithm>
 #include <boost/algorithm/string.hpp>
 
-Source::GenericView::GenericView(const boost::filesystem::path &file_path, const Glib::RefPtr<Gsv::Language> &language) : BaseView(file_path, language), View(file_path, language, true), autocomplete(this, interactive_completion, last_keyval, false) {
+Source::GenericView::GenericView(const boost::filesystem::path &file_path, const Glib::RefPtr<Gsv::Language> &language) : BaseView(file_path, language), View(file_path, language, true), autocomplete(this, interactive_completion, last_keyval, false, false) {
   if(language) {
     auto language_manager = LanguageManager::get_default();
     auto search_paths = language_manager->get_search_path();
@@ -41,12 +41,6 @@ Source::GenericView::GenericView(const boost::filesystem::path &file_path, const
   setup_autocomplete();
 }
 
-Source::GenericView::~GenericView() {
-  autocomplete.state = Autocomplete::State::idle;
-  if(autocomplete.thread.joinable())
-    autocomplete.thread.join();
-}
-
 void Source::GenericView::parse_language_file(const boost::property_tree::ptree &pt) {
   bool case_insensitive = false;
   for(auto &node : pt) {
@@ -188,11 +182,6 @@ void Source::GenericView::setup_autocomplete() {
     autocomplete.run();
   };
 
-  autocomplete.reparse = [this] {
-    autocomplete_comment.clear();
-    autocomplete_insert.clear();
-  };
-
   autocomplete.run_check = [this]() {
     auto prefix_start = get_buffer()->get_insert()->get_iter();
     auto prefix_end = prefix_start;
@@ -221,19 +210,7 @@ void Source::GenericView::setup_autocomplete() {
     return false;
   };
 
-  autocomplete.before_add_rows = [this] {
-    status_state = "autocomplete...";
-    if(update_status_state)
-      update_status_state(this);
-  };
-
-  autocomplete.after_add_rows = [this] {
-    status_state = "";
-    if(update_status_state)
-      update_status_state(this);
-  };
-
-  autocomplete.add_rows = [this](std::string &buffer, int /*line*/, int /*line_index*/) {
+  autocomplete.add_rows = [this](std::string & /*buffer*/, int /*line*/, int /*line_index*/) {
     if(autocomplete.state == Autocomplete::State::starting) {
       autocomplete_comment.clear();
       autocomplete_insert.clear();

src/source_generic.hpp

@@ -9,7 +9,6 @@ namespace Source {
   class GenericView : public View {
   public:
     GenericView(const boost::filesystem::path &file_path, const Glib::RefPtr<Gsv::Language> &language);
-    ~GenericView();
 
   private:
     void parse_language_file(const boost::property_tree::ptree &pt);

src/source_language_protocol.cpp

@@ -1402,7 +1402,7 @@ void Source::LanguageProtocolView::setup_signals() {
 }
 
 void Source::LanguageProtocolView::setup_autocomplete() {
-  autocomplete = std::make_unique<Autocomplete>(this, interactive_completion, last_keyval, false);
+  autocomplete = std::make_unique<Autocomplete>(this, interactive_completion, last_keyval, false, true);
 
   if(!capabilities.completion)
     return;