Add menu option to insert program changes.
[ardour.git] / gtk2_ardour / sfdb_ui.cc
index 7a7fad030f8f726fdd6ee58e63529b64da5a62d4..bd19db31f04ba275cc413be8ae3799289b7da9d4 100644 (file)
 
 */
 
+#ifdef WAF_BUILD
+#include "gtk2ardour-config.h"
+#endif
+
 #include <map>
 #include <cerrno>
 #include <sstream>
@@ -73,9 +77,9 @@ using namespace Gtk;
 using namespace Gtkmm2ext;
 using namespace Editing;
 
-using Glib::ustring;
+using std::string;
 
-ustring SoundFileBrowser::persistent_folder;
+string SoundFileBrowser::persistent_folder;
 
 static ImportMode
 string2importmode (string str)
@@ -113,10 +117,9 @@ importmode2string (ImportMode mode)
 }
 
 SoundFileBox::SoundFileBox (bool persistent)
-       : _session(0),
-         table (6, 2),
-         length_clock ("sfboxLengthClock", !persistent, "EditCursorClock", false, true, false),
-         timecode_clock ("sfboxTimecodeClock", !persistent, "EditCursorClock", false, false, false),
+       : table (6, 2),
+         length_clock ("sfboxLengthClock", !persistent, "EditCursorClock", false, false, true, false),
+         timecode_clock ("sfboxTimecodeClock", !persistent, "EditCursorClock", false, false, false, false),
          main_box (false, 6),
          autoplay_btn (_("Auto-play"))
 
@@ -145,7 +148,10 @@ SoundFileBox::SoundFileBox (bool persistent)
        samplerate.set_text (_("Sample rate:"));
        samplerate.set_alignment (1, 0.5);
 
-       format_text.set_max_width_chars (8);
+        preview_label.set_max_width_chars (50);
+       preview_label.set_ellipsize (Pango::ELLIPSIZE_END);
+
+       format_text.set_max_width_chars (20);
        format_text.set_ellipsize (Pango::ELLIPSIZE_END);
        format_text.set_alignment (0, 1);
 
@@ -166,12 +172,12 @@ SoundFileBox::SoundFileBox (bool persistent)
        table.attach (timecode_clock, 1, 2, 5, 6, FILL, FILL);
 
        length_clock.set_mode (ARDOUR_UI::instance()->secondary_clock.mode());
-       timecode_clock.set_mode (AudioClock::SMPTE);
+       timecode_clock.set_mode (AudioClock::Timecode);
 
        main_box.pack_start (table, false, false);
 
        tags_entry.set_editable (true);
-       tags_entry.signal_focus_out_event().connect (mem_fun (*this, &SoundFileBox::tags_entry_left));
+       tags_entry.signal_focus_out_event().connect (sigc::mem_fun (*this, &SoundFileBox::tags_entry_left));
 
        Label* label = manage (new Label (_("Tags:")));
        label->set_alignment (0.0f, 0.5f);
@@ -192,8 +198,8 @@ SoundFileBox::SoundFileBox (bool persistent)
        bottom_box.pack_start(stop_btn, true, true);
        bottom_box.pack_start(autoplay_btn, false, false);
 
-       play_btn.signal_clicked().connect (mem_fun (*this, &SoundFileBox::audition));
-       stop_btn.signal_clicked().connect (mem_fun (*this, &SoundFileBox::stop_audition));
+       play_btn.signal_clicked().connect (sigc::mem_fun (*this, &SoundFileBox::audition));
+       stop_btn.signal_clicked().connect (sigc::mem_fun (*this, &SoundFileBox::stop_audition));
 
        channels_value.set_alignment (0.0f, 0.5f);
        samplerate_value.set_alignment (0.0f, 0.5f);
@@ -202,20 +208,19 @@ SoundFileBox::SoundFileBox (bool persistent)
 void
 SoundFileBox::set_session(Session* s)
 {
-       _session = s;
+       SessionHandlePtr::set_session (s);
+
+       length_clock.set_session (s);
+       timecode_clock.set_session (s);
 
        if (!_session) {
                play_btn.set_sensitive (false);
                stop_btn.set_sensitive (false);
        }
-
-
-       length_clock.set_session (s);
-       timecode_clock.set_session (s);
 }
 
 bool
-SoundFileBox::setup_labels (const ustring& filename)
+SoundFileBox::setup_labels (const string& filename)
 {
        if (!path.empty()) {
                // save existing tags
@@ -263,7 +268,7 @@ SoundFileBox::setup_labels (const ustring& filename)
                samplerate.set_name ("NewSessionSR2Label");
        }
 
-       nframes_t const nfr = _session ? _session->nominal_frame_rate() : 25;
+       framecnt_t const nfr = _session ? _session->nominal_frame_rate() : 25;
        double src_coef = (double) nfr / sf_info.samplerate;
 
        length_clock.set (sf_info.length * src_coef + 0.5, true);
@@ -310,6 +315,11 @@ SoundFileBox::audition ()
                return;
        }
 
+       if (SMFSource::safe_midi_file_extension (path)) {
+               error << _("Auditioning of MIDI files is not yet supported") << endmsg;
+               return;
+       }
+
        _session->cancel_audition();
 
        if (!Glib::file_test (path, Glib::FILE_TEST_EXISTS)) {
@@ -330,7 +340,7 @@ SoundFileBox::audition ()
                try {
                        afs = boost::dynamic_pointer_cast<AudioFileSource> (
                                        SourceFactory::createReadable (DataType::AUDIO, *_session,
-                                                       path, false, n, Source::Flag (0), false));
+                                                       path, n, Source::Flag (0), false));
 
                        srclist.push_back(afs);
 
@@ -349,9 +359,15 @@ SoundFileBox::audition ()
 
        afs = boost::dynamic_pointer_cast<AudioFileSource> (srclist[0]);
        string rname = region_name_from_path (afs->path(), false);
-       r = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (srclist, 0,
-                               srclist[0]->length(srclist[0]->timeline_position()),
-                               rname, 0, Region::DefaultFlags, false));
+       
+       PropertyList plist; 
+       
+       plist.add (ARDOUR::Properties::start, 0);
+       plist.add (ARDOUR::Properties::length, srclist[0]->length(srclist[0]->timeline_position()));
+       plist.add (ARDOUR::Properties::name, rname);
+       plist.add (ARDOUR::Properties::layer, 0);
+       
+       r = boost::dynamic_pointer_cast<AudioRegion> (RegionFactory::create (srclist, plist, false));
 
        _session->audition_region(r);
 }
@@ -414,20 +430,22 @@ SoundFileBrowser::SoundFileBrowser (Gtk::Window& parent, string title, ARDOUR::S
        resetting_ourselves = false;
        gm = 0;
 
-       if (ARDOUR::Profile->get_sae()) {
-               chooser.add_shortcut_folder_uri("file:///Library/GarageBand/Apple Loops");
-               chooser.add_shortcut_folder_uri("file:///Library/Application Support/GarageBand/Instrument Library/Sampler/Sampler Files");
-       }
-
+#ifdef GTKOSX
+        chooser.add_shortcut_folder_uri("file:///Library/GarageBand/Apple Loops");
+        chooser.add_shortcut_folder_uri("file:///Library/Audio/Apple Loops");
+        chooser.add_shortcut_folder_uri("file:///Library/Application Support/GarageBand/Instrument Library/Sampler/Sampler Files");
+        
+        chooser.add_shortcut_folder_uri("file:///Volumes");
+#endif
 
        //add the file chooser
        {
                chooser.set_border_width (12);
 
-               audio_filter.add_custom (FILE_FILTER_FILENAME, mem_fun(*this, &SoundFileBrowser::on_audio_filter));
+               audio_filter.add_custom (FILE_FILTER_FILENAME, sigc::mem_fun(*this, &SoundFileBrowser::on_audio_filter));
                audio_filter.set_name (_("Audio files"));
 
-               midi_filter.add_custom (FILE_FILTER_FILENAME, mem_fun(*this, &SoundFileBrowser::on_midi_filter));
+               midi_filter.add_custom (FILE_FILTER_FILENAME, sigc::mem_fun(*this, &SoundFileBrowser::on_midi_filter));
                midi_filter.set_name (_("MIDI files"));
 
                matchall_filter.add_pattern ("*.*");
@@ -437,8 +455,12 @@ SoundFileBrowser::SoundFileBrowser (Gtk::Window& parent, string title, ARDOUR::S
                chooser.add_filter (midi_filter);
                chooser.add_filter (matchall_filter);
                chooser.set_select_multiple (true);
-               chooser.signal_update_preview().connect(mem_fun(*this, &SoundFileBrowser::update_preview));
-               chooser.signal_file_activated().connect (mem_fun (*this, &SoundFileBrowser::chooser_file_activated));
+               chooser.signal_update_preview().connect(sigc::mem_fun(*this, &SoundFileBrowser::update_preview));
+               chooser.signal_file_activated().connect (sigc::mem_fun (*this, &SoundFileBrowser::chooser_file_activated));
+#ifdef GTKOSX
+                /* some broken redraw behaviour - this is a bandaid */
+                chooser.signal_selection_changed().connect (mem_fun (chooser, &Widget::queue_draw));
+#endif
 
                if (!persistent_folder.empty()) {
                        chooser.set_current_folder (persistent_folder);
@@ -472,12 +494,12 @@ SoundFileBrowser::SoundFileBrowser (Gtk::Window& parent, string title, ARDOUR::S
 
                found_list_view.append_column(_("Paths"), found_list_columns.pathname);
 
-               found_list_view.get_selection()->signal_changed().connect(mem_fun(*this, &SoundFileBrowser::found_list_view_selected));
+               found_list_view.get_selection()->signal_changed().connect(sigc::mem_fun(*this, &SoundFileBrowser::found_list_view_selected));
 
-               found_list_view.signal_row_activated().connect (mem_fun (*this, &SoundFileBrowser::found_list_view_activated));
+               found_list_view.signal_row_activated().connect (sigc::mem_fun (*this, &SoundFileBrowser::found_list_view_activated));
 
-               found_search_btn.signal_clicked().connect(mem_fun(*this, &SoundFileBrowser::found_search_clicked));
-               found_entry.signal_activate().connect(mem_fun(*this, &SoundFileBrowser::found_search_clicked));
+               found_search_btn.signal_clicked().connect(sigc::mem_fun(*this, &SoundFileBrowser::found_search_clicked));
+               found_entry.signal_activate().connect(sigc::mem_fun(*this, &SoundFileBrowser::found_search_clicked));
 
                notebook.append_page (*vbox, _("Search Tags"));
        }
@@ -518,12 +540,12 @@ SoundFileBrowser::SoundFileBrowser (Gtk::Window& parent, string title, ARDOUR::S
                //vbox->pack_start (freesound_list_view);
 
                freesound_list_view.append_column(_("Paths"), freesound_list_columns.pathname);
-               freesound_list_view.get_selection()->signal_changed().connect(mem_fun(*this, &SoundFileBrowser::freesound_list_view_selected));
+               freesound_list_view.get_selection()->signal_changed().connect(sigc::mem_fun(*this, &SoundFileBrowser::freesound_list_view_selected));
 
                //freesound_list_view.get_selection()->set_mode (SELECTION_MULTIPLE);
-               freesound_list_view.signal_row_activated().connect (mem_fun (*this, &SoundFileBrowser::freesound_list_view_activated));
-               freesound_search_btn.signal_clicked().connect(mem_fun(*this, &SoundFileBrowser::freesound_search_clicked));
-               freesound_entry.signal_activate().connect(mem_fun(*this, &SoundFileBrowser::freesound_search_clicked));
+               freesound_list_view.signal_row_activated().connect (sigc::mem_fun (*this, &SoundFileBrowser::freesound_list_view_activated));
+               freesound_search_btn.signal_clicked().connect(sigc::mem_fun(*this, &SoundFileBrowser::freesound_search_clicked));
+               freesound_entry.signal_activate().connect(sigc::mem_fun(*this, &SoundFileBrowser::freesound_search_clicked));
                notebook.append_page (*vbox, _("Search Freesound"));
        }
 #endif
@@ -582,7 +604,8 @@ SoundFileBrowser::set_session (Session* s)
 {
        ArdourDialog::set_session (s);
        preview.set_session (s);
-       if (s) {
+
+       if (_session) {
                add_gain_meter ();
        } else {
                remove_gain_meter ();
@@ -594,9 +617,9 @@ SoundFileBrowser::add_gain_meter ()
 {
        delete gm;
 
-       gm = new GainMeter (*session);
+       gm = new GainMeter (_session, 250);
 
-       boost::shared_ptr<Route> r = session->the_auditioner ();
+       boost::shared_ptr<Route> r = _session->the_auditioner ();
 
        gm->set_controls (r, r->shared_peak_meter(), r->amp());
 
@@ -621,7 +644,7 @@ SoundFileBrowser::remove_gain_meter ()
 void
 SoundFileBrowser::start_metering ()
 {
-       metering_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (mem_fun(*this, &SoundFileBrowser::meter));
+       metering_connection = ARDOUR_UI::instance()->SuperRapidScreenUpdate.connect (sigc::mem_fun(*this, &SoundFileBrowser::meter));
 }
 
 void
@@ -633,7 +656,7 @@ SoundFileBrowser::stop_metering ()
 void
 SoundFileBrowser::meter ()
 {
-       if (is_mapped () && session && gm) {
+       if (is_mapped () && _session && gm) {
                gm->update_meters ();
        }
 }
@@ -655,7 +678,7 @@ SoundFileBrowser::update_preview ()
 {
        if (preview.setup_labels (chooser.get_filename())) {
                if (preview.autoplay()) {
-                       Glib::signal_idle().connect (mem_fun (preview, &SoundFileBox::audition_oneshot));
+                       Glib::signal_idle().connect (sigc::mem_fun (preview, &SoundFileBox::audition_oneshot));
                }
        }
 }
@@ -666,7 +689,7 @@ SoundFileBrowser::found_list_view_selected ()
        if (!reset_options ()) {
                set_response_sensitive (RESPONSE_OK, false);
        } else {
-               ustring file;
+               string file;
 
                TreeView::Selection::ListHandle_Path rows = found_list_view.get_selection()->get_selected_rows ();
 
@@ -689,7 +712,7 @@ SoundFileBrowser::freesound_list_view_selected ()
        if (!reset_options ()) {
                set_response_sensitive (RESPONSE_OK, false);
        } else {
-               ustring file;
+               string file;
 
                TreeView::Selection::ListHandle_Path rows = freesound_list_view.get_selection()->get_selected_rows ();
 
@@ -733,7 +756,7 @@ SoundFileBrowser::found_search_clicked ()
 void*
 freesound_search_thread_entry (void* arg)
 {
-       PBD::notify_gui_about_thread_creation (pthread_self(), X_("Freesound Search"));
+       SessionEvent::create_per_thread_pool ("freesound events", 64);
 
        static_cast<SoundFileBrowser*>(arg)->freesound_search_thread ();
 
@@ -756,13 +779,17 @@ SoundFileBrowser::freesound_search_clicked ()
                searching = true;
                freesound_search_btn.set_label(_("Cancel"));
                pthread_t freesound_thr;
-               pthread_create_and_store ("freesound_search", &freesound_thr, 0, freesound_search_thread_entry, this);
+               pthread_create_and_store ("freesound_search", &freesound_thr, freesound_search_thread_entry, this);
        }
 }
 
 void
 SoundFileBrowser::freesound_search_thread()
 {
+#if 0
+
+       THIS IS ALL TOTALLY THREAD-ILLEGAL ... YOU CANNOT DO GTK STUFF IN THIS THREAD
+
 #ifdef FREESOUND
        freesound_list->clear();
 
@@ -810,18 +837,20 @@ SoundFileBrowser::freesound_search_thread()
        canceling = false;
        freesound_search_btn.set_label(_("Start Downloading"));
 #endif
+#endif
+
 }
 
-vector<ustring>
+vector<string>
 SoundFileBrowser::get_paths ()
 {
-       vector<ustring> results;
+       vector<string> results;
 
        int n = notebook.get_current_page ();
 
        if (n == 0) {
-               vector<ustring> filenames = chooser.get_filenames();
-               vector<ustring>::iterator i;
+               vector<string> filenames = chooser.get_filenames();
+               vector<string>::iterator i;
 
                for (i = filenames.begin(); i != filenames.end(); ++i) {
                        struct stat buf;
@@ -837,7 +866,7 @@ SoundFileBrowser::get_paths ()
                ListPath rows = found_list_view.get_selection()->get_selected_rows ();
                for (ListPath::iterator i = rows.begin() ; i != rows.end(); ++i) {
                        TreeIter iter = found_list->get_iter(*i);
-                       ustring str = (*iter)[found_list_columns.pathname];
+                       string str = (*iter)[found_list_columns.pathname];
 
                        results.push_back (str);
                }
@@ -848,7 +877,7 @@ SoundFileBrowser::get_paths ()
                ListPath rows = freesound_list_view.get_selection()->get_selected_rows ();
                for (ListPath::iterator i = rows.begin() ; i != rows.end(); ++i) {
                        TreeIter iter = freesound_list->get_iter(*i);
-                       ustring str = (*iter)[freesound_list_columns.pathname];
+                       string str = (*iter)[freesound_list_columns.pathname];
 
                        results.push_back (str);
                }
@@ -868,7 +897,7 @@ SoundFileOmega::reset_options_noret ()
 bool
 SoundFileOmega::reset_options ()
 {
-       vector<ustring> paths = get_paths ();
+       vector<string> paths = get_paths ();
 
        if (paths.empty()) {
 
@@ -900,15 +929,15 @@ SoundFileOmega::reset_options ()
        bool same_size;
        bool src_needed;
        bool selection_includes_multichannel;
-       bool selection_can_be_embedded_with_links = check_link_status (*session, paths);
+       bool selection_can_be_embedded_with_links = check_link_status (_session, paths);
        ImportMode mode;
 
        if (check_info (paths, same_size, src_needed, selection_includes_multichannel)) {
-               Glib::signal_idle().connect (mem_fun (*this, &SoundFileOmega::bad_file_message));
+               Glib::signal_idle().connect (sigc::mem_fun (*this, &SoundFileOmega::bad_file_message));
                return false;
        }
 
-       ustring existing_choice;
+       string existing_choice;
        vector<string> action_strings;
 
        if (selected_track_cnt > 0) {
@@ -989,7 +1018,8 @@ SoundFileOmega::reset_options ()
                                channel_strings.push_back (_("sequence files"));
                        }
                        if (same_size) {
-                               channel_strings.push_back (_("all files in one region"));
+                               channel_strings.push_back (_("all files in one track"));
+                               channel_strings.push_back (_("merge files"));
                        }
 
                }
@@ -1008,6 +1038,8 @@ SoundFileOmega::reset_options ()
                }
        }
 
+       resetting_ourselves = true;
+
        existing_choice = channel_combo.get_active_text();
 
        set_popdown_strings (channel_combo, channel_strings);
@@ -1029,6 +1061,8 @@ SoundFileOmega::reset_options ()
                channel_combo.set_active_text (channel_strings.front());
        }
 
+       resetting_ourselves = false;
+
        if (src_needed) {
                src_combo.set_sensitive (true);
        } else {
@@ -1056,7 +1090,7 @@ bool
 SoundFileOmega::bad_file_message()
 {
        MessageDialog msg (*this,
-                          _("One or more of the selected files\ncannot be used by Ardour"),
+                          string_compose (_("One or more of the selected files\ncannot be used by %1"), PROGRAM_NAME),
                           true,
                           Gtk::MESSAGE_INFO,
                           Gtk::BUTTONS_OK);
@@ -1069,10 +1103,10 @@ SoundFileOmega::bad_file_message()
 }
 
 bool
-SoundFileOmega::check_info (const vector<ustring>& paths, bool& same_size, bool& src_needed, bool& multichannel)
+SoundFileOmega::check_info (const vector<string>& paths, bool& same_size, bool& src_needed, bool& multichannel)
 {
        SoundFileInfo info;
-       nframes64_t sz = 0;
+       framepos_t sz = 0;
        bool err = false;
        string errmsg;
 
@@ -1080,7 +1114,7 @@ SoundFileOmega::check_info (const vector<ustring>& paths, bool& same_size, bool&
        src_needed = false;
        multichannel = false;
 
-       for (vector<ustring>::const_iterator i = paths.begin(); i != paths.end(); ++i) {
+       for (vector<string>::const_iterator i = paths.begin(); i != paths.end(); ++i) {
 
                if (AudioFileSource::get_soundfile_info (*i, info, errmsg)) {
                        if (info.channels > 1) {
@@ -1094,7 +1128,7 @@ SoundFileOmega::check_info (const vector<ustring>& paths, bool& same_size, bool&
                                }
                        }
 
-                       if ((nframes_t) info.samplerate != session->frame_rate()) {
+                       if (info.samplerate != _session->frame_rate()) {
                                src_needed = true;
                        }
 
@@ -1120,9 +1154,9 @@ SoundFileOmega::check_info (const vector<ustring>& paths, bool& same_size, bool&
 
 
 bool
-SoundFileOmega::check_link_status (const Session& s, const vector<ustring>& paths)
+SoundFileOmega::check_link_status (const Session* s, const vector<string>& paths)
 {
-       sys::path path = s.session_directory().sound_path() / "linktest";
+       sys::path path = s->session_directory().sound_path() / "linktest";
        string tmpdir = path.to_string();
        bool ret = false;
 
@@ -1132,7 +1166,7 @@ SoundFileOmega::check_link_status (const Session& s, const vector<ustring>& path
                }
        }
 
-       for (vector<ustring>::const_iterator i = paths.begin(); i != paths.end(); ++i) {
+       for (vector<string>::const_iterator i = paths.begin(); i != paths.end(); ++i) {
 
                char tmpc[MAXPATHLEN+1];
 
@@ -1168,24 +1202,24 @@ SoundFileChooser::on_hide ()
        ArdourDialog::on_hide();
        stop_metering ();
 
-       if (session) {
-               session->cancel_audition();
+       if (_session) {
+               _session->cancel_audition();
        }
 }
 
-ustring
+string
 SoundFileChooser::get_filename ()
 {
-       vector<ustring> paths;
+       vector<string> paths;
 
        paths = get_paths ();
 
        if (paths.empty()) {
-               return ustring ();
+               return string ();
        }
 
        if (!Glib::file_test (paths.front(), Glib::FILE_TEST_EXISTS|Glib::FILE_TEST_IS_REGULAR)) {
-               return ustring();
+               return string();
        }
 
        return paths.front();
@@ -1295,7 +1329,8 @@ SoundFileOmega::SoundFileOmega (Gtk::Window& parent, string title, ARDOUR::Sessi
 
        reset_options ();
 
-       action_combo.signal_changed().connect (mem_fun (*this, &SoundFileOmega::reset_options_noret));
+       action_combo.signal_changed().connect (sigc::mem_fun (*this, &SoundFileOmega::reset_options_noret));
+       channel_combo.signal_changed().connect (sigc::mem_fun (*this, &SoundFileOmega::reset_options_noret));
 
        copy_files_btn.set_active (true);
 
@@ -1307,16 +1342,17 @@ SoundFileOmega::SoundFileOmega (Gtk::Window& parent, string title, ARDOUR::Sessi
 
        /* setup disposition map */
 
-       disposition_map.insert (pair<ustring,ImportDisposition>(_("one track per file"), ImportDistinctFiles));
-       disposition_map.insert (pair<ustring,ImportDisposition>(_("one track per channel"), ImportDistinctChannels));
-       disposition_map.insert (pair<ustring,ImportDisposition>(_("merge files"), ImportMergeFiles));
-       disposition_map.insert (pair<ustring,ImportDisposition>(_("sequence files"), ImportSerializeFiles));
+       disposition_map.insert (pair<string,ImportDisposition>(_("one track per file"), ImportDistinctFiles));
+       disposition_map.insert (pair<string,ImportDisposition>(_("one track per channel"), ImportDistinctChannels));
+       disposition_map.insert (pair<string,ImportDisposition>(_("merge files"), ImportMergeFiles));
+       disposition_map.insert (pair<string,ImportDisposition>(_("sequence files"), ImportSerializeFiles));
 
-       disposition_map.insert (pair<ustring,ImportDisposition>(_("one region per file"), ImportDistinctFiles));
-       disposition_map.insert (pair<ustring,ImportDisposition>(_("one region per channel"), ImportDistinctChannels));
-       disposition_map.insert (pair<ustring,ImportDisposition>(_("all files in one region"), ImportMergeFiles));
+       disposition_map.insert (pair<string,ImportDisposition>(_("one region per file"), ImportDistinctFiles));
+       disposition_map.insert (pair<string,ImportDisposition>(_("one region per channel"), ImportDistinctChannels));
+       disposition_map.insert (pair<string,ImportDisposition>(_("all files in one region"), ImportMergeFiles));
+       disposition_map.insert (pair<string,ImportDisposition>(_("all files in one track"), ImportMergeFiles));
 
-       chooser.signal_selection_changed().connect (mem_fun (*this, &SoundFileOmega::file_selection_changed));
+       chooser.signal_selection_changed().connect (sigc::mem_fun (*this, &SoundFileOmega::file_selection_changed));
 
        /* set size requests for a couple of combos to allow them to display the longest text
           they will ever be asked to display.  This prevents them being resized when the user
@@ -1354,15 +1390,15 @@ void
 SoundFileOmega::on_hide ()
 {
        ArdourDialog::on_hide();
-       if (session) {
-               session->cancel_audition();
+       if (_session) {
+               _session->cancel_audition();
        }
 }
 
 ImportPosition
 SoundFileOmega::get_position() const
 {
-       ustring str = where_combo.get_active_text();
+       string str = where_combo.get_active_text();
 
        if (str == _("file timestamp")) {
                return ImportAtTimestamp;
@@ -1378,7 +1414,7 @@ SoundFileOmega::get_position() const
 SrcQuality
 SoundFileOmega::get_src_quality() const
 {
-       ustring str = where_combo.get_active_text();
+       string str = where_combo.get_active_text();
 
        if (str == _("Best")) {
                return SrcBest;
@@ -1401,7 +1437,7 @@ SoundFileOmega::get_channel_disposition () const
           and the ImportDisposition enum that corresponds to it.
        */
 
-       ustring str = channel_combo.get_active_text();
+       string str = channel_combo.get_active_text();
        DispositionMap::const_iterator x = disposition_map.find (str);
 
        if (x == disposition_map.end()) {