Extract insert completion code to insert_completer.{cc,hh}

1 files changed, 53 insertions, 0 deletions

diff --git a/src/insert_completer.hh b/src/insert_completer.hh
new file mode 100644
index 00000000..d05f8c96
--- /dev/null
+++ b/src/insert_completer.hh
@@ -0,0 +1,53 @@
+#ifndef insert_completer_hh_INCLUDED
+#define insert_completer_hh_INCLUDED
+
+#include "buffer.hh"
+#include "option_manager.hh"
+
+namespace Kakoune
+{
+
+struct InsertCompletion
+{
+    BufferCoord begin;
+    BufferCoord end;
+    CandidateList  candidates;
+    size_t         timestamp;
+
+    bool is_valid() const { return not candidates.empty(); }
+};
+
+class InsertCompleter : public OptionManagerWatcher_AutoRegister
+{
+public:
+    InsertCompleter(const Context& context);
+    InsertCompleter(const InsertCompleter&) = delete;
+    InsertCompleter& operator=(const InsertCompleter&) = delete;
+
+    void select(int offset);
+    void update();
+    void reset();
+
+    void explicit_file_complete();
+    void explicit_word_complete();
+    void explicit_line_complete();
+
+private:
+    bool setup_ifn();
+
+    template<typename CompleteFunc>
+    bool try_complete(CompleteFunc complete_func);
+    void on_option_changed(const Option& opt) override;
+
+    void menu_show();
+
+    const Context&   m_context;
+    InsertCompletion m_completions;
+    CandidateList    m_matching_candidates;
+    int              m_current_candidate = -1;
+};
+
+}
+
+#endif // insert_completer_hh_INCLUDED
+