1 files changed, 47 insertions, 5 deletions

diff --git a/src/textfile_sub_source.hh b/src/textfile_sub_source.hh
index 724f7c7..e9b759e 100644
--- a/src/textfile_sub_source.hh
+++ b/src/textfile_sub_source.hh
@@ -36,19 +36,19 @@
 #include "filter_observer.hh"
 #include "logfile.hh"
 #include "plain_text_source.hh"
+#include "text_overlay_menu.hh"
 #include "textview_curses.hh"
 
 class textfile_sub_source
     : public text_sub_source
     , public vis_location_history
+    , public text_accel_source
     , public text_anchors {
 public:
     using file_iterator = std::deque<std::shared_ptr<logfile>>::iterator;
 
     textfile_sub_source() { this->tss_supports_filtering = true; }
 
-    ~textfile_sub_source() override = default;
-
     bool empty() const { return this->tss_files.empty(); }
 
     size_t size() const { return this->tss_files.size(); }
@@ -109,16 +109,24 @@ public:
 
     class scan_callback {
     public:
+        virtual ~scan_callback() = default;
+
         virtual void closed_files(
             const std::vector<std::shared_ptr<logfile>>& files)
             = 0;
         virtual void promote_file(const std::shared_ptr<logfile>& lf) = 0;
         virtual void scanned_file(const std::shared_ptr<logfile>& lf) = 0;
+        virtual void renamed_file(const std::shared_ptr<logfile>& lf) = 0;
     };
 
-    bool rescan_files(scan_callback& callback,
-                      nonstd::optional<ui_clock::time_point> deadline
-                      = nonstd::nullopt);
+    struct rescan_result_t {
+        size_t rr_new_data{0};
+        bool rr_scan_completed{true};
+    };
+
+    rescan_result_t rescan_files(scan_callback& callback,
+                                 nonstd::optional<ui_clock::time_point> deadline
+                                 = nonstd::nullopt);
 
     void text_filters_changed() override;
 
@@ -140,10 +148,27 @@ public:
 
     nonstd::optional<std::string> anchor_for_row(vis_line_t vl) override;
 
+    nonstd::optional<vis_line_t> adjacent_anchor(vis_line_t vl,
+                                                 direction dir) override;
+
     std::unordered_set<std::string> get_anchors() override;
 
     void quiesce() override;
 
+    bool is_time_offset_supported() const override
+    {
+        const auto lf = this->current_file();
+        if (lf != nullptr && lf->has_line_metadata()) {
+            return true;
+        }
+
+        return false;
+    }
+
+    logline* text_accel_get_line(vis_line_t vl) override;
+
+    void scroll_invoked(textview_curses* tc) override;
+
 private:
     void detach_observer(std::shared_ptr<logfile> lf)
     {
@@ -168,6 +193,23 @@ private:
     std::deque<std::shared_ptr<logfile>> tss_hidden_files;
     std::unordered_map<std::string, rendered_file> tss_rendered_files;
     std::unordered_map<std::string, metadata_state> tss_doc_metadata;
+    size_t tss_line_indent_size{0};
+    bool tss_completed_last_scan{true};
+    attr_line_t tss_hex_line;
+    int64_t tss_content_line{0};
+};
+
+class textfile_header_overlay : public text_overlay_menu {
+public:
+    explicit textfile_header_overlay(textfile_sub_source* src);
+
+    bool list_static_overlay(const listview_curses& lv,
+                             int y,
+                             int bottom,
+                             attr_line_t& value_out) override;
+
+private:
+    textfile_sub_source* tho_src;
 };
 
 #endif