Add category headers. Alphabetical sorting when no search query. Recent count adjustments

src/libslic3r/AppConfig.cpp

@@ -286,6 +286,8 @@ void AppConfig::set_defaults()
     // The getter already defaults, parses and clamps; write back what it resolves to.
     set(SETTING_PLUGIN_PAGES_VISIBLE_COUNT, std::to_string(get_plugin_pages_visible_count()));
 
+    set(SETTING_SPEED_DIAL_RECENT_COUNT, std::to_string(get_speed_dial_recent_count()));
+
     if (get(SETTING_OPENGL_SHOW_FPS_OVERLAY).empty())
         set_bool(SETTING_OPENGL_SHOW_FPS_OVERLAY, false);
 
@@ -1664,6 +1666,22 @@ int AppConfig::get_plugin_pages_visible_count() const
     return std::clamp(visible_count, PLUGIN_PAGES_VISIBLE_COUNT_MIN, PLUGIN_PAGES_VISIBLE_COUNT_MAX);
 }
 
+int AppConfig::get_speed_dial_recent_count() const
+{
+    std::string value = get(SETTING_SPEED_DIAL_RECENT_COUNT);
+    if (value.empty())
+        return SPEED_DIAL_RECENT_COUNT_DEFAULT;
+
+    int recent_count = SPEED_DIAL_RECENT_COUNT_DEFAULT;
+    try {
+        recent_count = std::stoi(value);
+    }
+    catch (...) {
+        return SPEED_DIAL_RECENT_COUNT_DEFAULT;
+    }
+    return std::clamp(recent_count, SPEED_DIAL_RECENT_COUNT_MIN, SPEED_DIAL_RECENT_COUNT_MAX);
+}
+
 std::vector<std::string> AppConfig::get_skipped_network_versions() const
 {
     std::vector<std::string> result;

src/libslic3r/AppConfig.hpp

@@ -46,6 +46,11 @@ using namespace nlohmann;
 #define PLUGIN_PAGES_VISIBLE_COUNT_DEFAULT 5
 #define PLUGIN_PAGES_VISIBLE_COUNT_MAX 10
 
+#define SETTING_SPEED_DIAL_RECENT_COUNT "speed_dial_recent_count"
+#define SPEED_DIAL_RECENT_COUNT_MIN 0
+#define SPEED_DIAL_RECENT_COUNT_DEFAULT 5
+#define SPEED_DIAL_RECENT_COUNT_MAX 10
+
 #if defined(_WIN32) || defined(_WIN64)
 #define BAMBU_NETWORK_AGENT_VERSION_LEGACY "01.10.01.09"
 #else
@@ -394,6 +399,9 @@ public:
     // dropdown on the last tab.
     int get_plugin_pages_visible_count() const;
 
+    // Number of recently launched actions shown at the top of the Speed Dial; 0 hides them.
+    int get_speed_dial_recent_count() const;
+
     std::vector<std::string> get_skipped_network_versions() const;
     void add_skipped_network_version(const std::string& version);
     bool is_network_version_skipped(const std::string& version) const;

src/slic3r/GUI/ActionRegistry.cpp

@@ -720,6 +720,7 @@ nlohmann::json ActionRegistry::snapshot()
                                {"title", a->title()},
                                {"source", a->source_name()},
                                {"group", a->group},
+                               {"kind", a->kind == AppActionKind::Plugin ? "plugin" : "command"},
                                {"input", a->input},
                                {"icon", a->icon},
                                {"mode", mode_key(a->required_mode)}});
@@ -744,8 +745,9 @@ nlohmann::json ActionRegistry::snapshot()
         write_section("favourite_actions", nlohmann::json(live_favs));
     nlohmann::json favourites(live_favs);
 
-    // Recent = the last-N launched actions by recency (only actions with a run history).
-    constexpr size_t kRecentLimit = 5;
+    // Recent = the last-N launched actions by recency (only actions with a run history). N is a
+    // user preference; 0 hides recents without affecting the frecency order below.
+    const size_t recent_limit = size_t(wxGetApp().app_config->get_speed_dial_recent_count());
     std::vector<const AppAction*> recent;
     for (const auto& entry : m_actions)
         if (entry.second->last > 0)
@@ -755,8 +757,8 @@ nlohmann::json ActionRegistry::snapshot()
             return a->last > b->last;
         return a->id() < b->id();
     });
-    if (recent.size() > kRecentLimit)
-        recent.resize(kRecentLimit);
+    if (recent.size() > recent_limit)
+        recent.resize(recent_limit);
     nlohmann::json recent_json = nlohmann::json::array();
     for (const AppAction* a : recent)
         recent_json.push_back(action_to_json(a));

src/slic3r/GUI/Preferences.cpp

@@ -1728,6 +1728,16 @@ void PreferencesDialog::create_items()
         "enable_speed_dial");
     g_sizer->Add(item_speed_dial);
 
+    auto item_speed_dial_recents = create_item_spinctrl(
+        _L("Recent actions"),
+        "",
+        _L("actions"),
+        _L("How many recently launched actions to show at the top of the Speed Dial. Set to 0 to hide recent actions."),
+        SETTING_SPEED_DIAL_RECENT_COUNT,
+        SPEED_DIAL_RECENT_COUNT_MIN,
+        SPEED_DIAL_RECENT_COUNT_MAX);
+    g_sizer->Add(item_speed_dial_recents);
+
 #if 0
     g_sizer->Add(create_item_title(_L("Filament Grouping")), 1, wxEXPAND);
     //temporarily disable it