Add missing .gitignore

1 files changed, 0 insertions, 1811 deletions

diff --git a/.pc/0100-ios8.patch/src/camera/ImportPage.vala b/.pc/0100-ios8.patch/src/camera/ImportPage.vala
deleted file mode 100644
index 4e055ec..0000000
--- a/.pc/0100-ios8.patch/src/camera/ImportPage.vala
+++ /dev/null
@@ -1,1811 +0,0 @@
-/* Copyright 2016 Software Freedom Conservancy Inc.
- *
- * This software is licensed under the GNU LGPL (version 2.1 or later).
- * See the COPYING file in this distribution.
- */
-
-private class ImportSourceCollection : SourceCollection {
-    public ImportSourceCollection(string name) {
-        base (name);
-    }
-    
-    public override bool holds_type_of_source(DataSource source) {
-        return source is ImportSource;
-    }
-}
-
-abstract class ImportSource : ThumbnailSource, Indexable {
-    private string camera_name;
-    private GPhoto.Camera camera;
-    private int fsid;
-    private string folder;
-    private string filename;
-    private ulong file_size;
-    private time_t modification_time;
-    private Gdk.Pixbuf? preview = null;
-    private string? indexable_keywords = null;
-    
-    public ImportSource(string camera_name, GPhoto.Camera camera, int fsid, string folder,
-        string filename, ulong file_size, time_t modification_time) {
-        this.camera_name = camera_name;
-        this.camera = camera;
-        this.fsid = fsid;
-        this.folder = folder;
-        this.filename = filename;
-        this.file_size = file_size;
-        this.modification_time = modification_time;
-        indexable_keywords = prepare_indexable_string(filename);
-    }
-    
-    protected void set_preview(Gdk.Pixbuf? preview) {
-        this.preview = preview;
-    }
-    
-    public string get_camera_name() {
-        return camera_name;
-    }
-    
-    public GPhoto.Camera get_camera() {
-        return camera;
-    }
-    
-    public int get_fsid() {
-        return fsid;
-    }
-    
-    public string get_folder() {
-        return folder;
-    }
-    
-    public string get_filename() {
-        return filename;
-    }
-    
-    public ulong get_filesize() {
-        return file_size;
-    }
-    
-    public time_t get_modification_time() {
-        return modification_time;
-    }
-    
-    public virtual Gdk.Pixbuf? get_preview() {
-        return preview;
-    }
-
-    public virtual time_t get_exposure_time() {
-        return get_modification_time();
-    }
-
-    public string? get_fulldir() {
-        return ImportPage.get_fulldir(get_camera(), get_camera_name(), get_fsid(), get_folder());
-    }
-
-    public override string to_string() {
-        return "%s %s/%s".printf(get_camera_name(), get_folder(), get_filename());
-    }
-    
-    public override bool internal_delete_backing() throws Error {
-        debug("Deleting %s from %s", to_string(), camera_name);
-        
-        string? fulldir = get_fulldir();
-        if (fulldir == null) {
-            warning("Skipping deleting %s from %s: invalid folder name", to_string(), camera_name);
-            
-            return base.internal_delete_backing();
-        }
-        
-        GPhoto.Result result = get_camera().delete_file(fulldir, get_filename(),
-            ImportPage.spin_idle_context.context);
-        if (result != GPhoto.Result.OK)
-            warning("Error deleting %s from %s: %s", to_string(), camera_name, result.to_full_string());
-        
-        return base.internal_delete_backing() && (result == GPhoto.Result.OK);
-    }
-    
-    public unowned string? get_indexable_keywords() {
-        return indexable_keywords;
-    }
-}
-
-class VideoImportSource : ImportSource {
-    public VideoImportSource(string camera_name, GPhoto.Camera camera, int fsid, string folder, 
-        string filename, ulong file_size, time_t modification_time) {
-        base(camera_name, camera, fsid, folder, filename, file_size, modification_time);
-    }
-    
-    public override Gdk.Pixbuf? get_thumbnail(int scale) throws Error {
-        return create_thumbnail(scale);
-    }
-    
-    public override Gdk.Pixbuf? create_thumbnail(int scale) throws Error {
-        if (get_preview() == null)
-            return null;
-        
-        // this satifies the return-a-new-instance requirement of create_thumbnail( ) because
-        // scale_pixbuf( ) allocates a new pixbuf
-        return (scale > 0) ? scale_pixbuf(get_preview(), scale, Gdk.InterpType.BILINEAR, true) :
-            get_preview();
-    }
-    
-    public override string get_typename() {
-        return "videoimport";
-    }
-    
-    public override int64 get_instance_id() {
-        return get_object_id();
-    }
-    
-    public override PhotoFileFormat get_preferred_thumbnail_format() {
-        return PhotoFileFormat.get_system_default_format();
-    }
-
-    public override string get_name() {
-        return get_filename();
-    }
-    
-    public void update(Gdk.Pixbuf? preview) {
-        set_preview((preview != null) ? preview : Resources.get_noninterpretable_badge_pixbuf());
-    }
-}
-
-class PhotoImportSource : ImportSource {
-    public const Gdk.InterpType INTERP = Gdk.InterpType.BILINEAR;
-
-    private PhotoFileFormat file_format;
-    private string? preview_md5 = null;
-    private PhotoMetadata? metadata = null;
-    private string? exif_md5 = null;
-    private PhotoImportSource? associated = null; // JPEG source for RAW+JPEG
-    
-    public PhotoImportSource(string camera_name, GPhoto.Camera camera, int fsid, string folder, 
-        string filename, ulong file_size, time_t modification_time, PhotoFileFormat file_format) {
-        base(camera_name, camera, fsid, folder, filename, file_size, modification_time);
-        this.file_format = file_format;
-    }
-    
-    public override string get_name() {
-        string? title = get_title();
-        
-        return !is_string_empty(title) ? title : get_filename();
-    }
-    
-    public override string get_typename() {
-        return "photoimport";
-    }
-    
-    public override int64 get_instance_id() {
-        return get_object_id();
-    }
-    
-    public override PhotoFileFormat get_preferred_thumbnail_format() {
-        return (file_format.can_write()) ? file_format :
-            PhotoFileFormat.get_system_default_format();
-    }
-
-    public override Gdk.Pixbuf? create_thumbnail(int scale) throws Error {
-        if (get_preview() == null)
-            return null;
-        
-        // this satifies the return-a-new-instance requirement of create_thumbnail( ) because
-        // scale_pixbuf( ) allocates a new pixbuf
-        return (scale > 0) ? scale_pixbuf(get_preview(), scale, INTERP, true) : get_preview();
-    }
-
-    // Needed because previews and exif are loaded after other information has been gathered.
-    public void update(Gdk.Pixbuf? preview, string? preview_md5, PhotoMetadata? metadata, string? exif_md5) {
-        set_preview(preview);
-        this.preview_md5 = preview_md5;
-        this.metadata = metadata;
-        this.exif_md5 = exif_md5;
-    }
-
-    public override time_t get_exposure_time() {
-        if (metadata == null)
-            return get_modification_time();
-        
-        MetadataDateTime? date_time = metadata.get_exposure_date_time();
-        
-        return (date_time != null) ? date_time.get_timestamp() : get_modification_time();
-    }
-    
-    public string? get_title() {
-        return (metadata != null) ? metadata.get_title() : null;
-    }
-    
-    public PhotoMetadata? get_metadata() {
-        if (associated != null)
-            return associated.get_metadata();
-        
-        return metadata;
-    }
-    
-    public override Gdk.Pixbuf? get_preview() {
-        if (associated != null)
-            return associated.get_preview();
-            
-        if (base.get_preview() != null) 
-            return base.get_preview();
-        
-        return null;
-    }
-    
-    public override Gdk.Pixbuf? get_thumbnail(int scale) throws Error {
-        if (get_preview() == null)
-            return null;
-        
-        return (scale > 0) ? scale_pixbuf(get_preview(), scale, INTERP, true) : get_preview();
-    }
-    
-    public PhotoFileFormat get_file_format() {
-        return file_format;
-    }
-    
-    public string? get_preview_md5() {
-        return preview_md5;
-    }
-    
-    public void set_associated(PhotoImportSource? associated) {
-        this.associated = associated;
-    }
-    
-    public PhotoImportSource? get_associated() {
-        return associated;
-    }
-    
-    public override bool internal_delete_backing() throws Error {
-        bool ret = base.internal_delete_backing();
-        if (associated != null)
-            ret &= associated.internal_delete_backing();
-        return ret;
-    }
-}
-
-class ImportPreview : MediaSourceItem {
-    public const int MAX_SCALE = 128;
-    
-    private static Gdk.Pixbuf placeholder_preview = null;
-    
-    private DuplicatedFile? duplicated_file;
-    
-    public ImportPreview(ImportSource source) {
-        base(source, Dimensions(), source.get_name(), null);
-        
-        this.duplicated_file = null;
-        
-        // draw sprocket holes as visual indications on video previews
-        if (source is VideoImportSource)
-            set_enable_sprockets(true);
-        
-        // scale down pixbuf if necessary
-        Gdk.Pixbuf pixbuf = null;
-        try {
-            pixbuf = source.get_thumbnail(0);
-        } catch (Error err) {
-            warning("Unable to fetch loaded import preview for %s: %s", to_string(), err.message);
-        }
-        
-        // use placeholder if no preview available
-        bool using_placeholder = (pixbuf == null);
-        if (pixbuf == null) {
-            if (placeholder_preview == null) {
-                placeholder_preview = get_placeholder_pixbuf();
-                placeholder_preview = scale_pixbuf(placeholder_preview, MAX_SCALE,
-                    Gdk.InterpType.BILINEAR, true);
-            }
-            
-            pixbuf = placeholder_preview;
-        }
-        
-        // scale down if too large
-        if (pixbuf.get_width() > MAX_SCALE || pixbuf.get_height() > MAX_SCALE)
-            pixbuf = scale_pixbuf(pixbuf, MAX_SCALE, PhotoImportSource.INTERP, false);
-        
-        if (source is PhotoImportSource) {
-            // honor rotation for photos -- we don't care about videos since they can't be rotated
-            PhotoImportSource photo_import_source = source as PhotoImportSource;
-            if (!using_placeholder && photo_import_source.get_metadata() != null)
-                pixbuf = photo_import_source.get_metadata().get_orientation().rotate_pixbuf(pixbuf);
-            
-            if (photo_import_source.get_associated() != null) {
-                set_subtitle("<small>%s</small>".printf(_("RAW+JPEG")), true);
-            }
-        }
-        
-        set_image(pixbuf);
-    }
-    
-    public bool is_already_imported() {
-        PhotoImportSource photo_import_source = get_import_source() as PhotoImportSource;
-        if (photo_import_source != null) {
-            string? preview_md5 = photo_import_source.get_preview_md5();
-            PhotoFileFormat file_format = photo_import_source.get_file_format();
-            
-            // ignore trashed duplicates
-            if (!is_string_empty(preview_md5)
-                && LibraryPhoto.has_nontrash_duplicate(null, preview_md5, null, file_format)) {
-                
-                duplicated_file = DuplicatedFile.create_from_photo_id(
-                    LibraryPhoto.get_nontrash_duplicate(null, preview_md5, null, file_format));
-                
-                return true;
-            }
-            
-            // Because gPhoto doesn't reliably return thumbnails for RAW files, and because we want
-            // to avoid downloading huge RAW files during an "import all" only to determine they're
-            // duplicates, use the image's basename and filesize to do duplicate detection
-            if (file_format == PhotoFileFormat.RAW) {
-                uint64 filesize = get_import_source().get_filesize();
-                // unlikely to be a problem, but what the hay
-                if (filesize <= int64.MAX) {
-                    PhotoID duplicated_photo_id = LibraryPhoto.global.get_basename_filesize_duplicate(
-                                get_import_source().get_filename(), (int64) filesize);
-
-                    if (duplicated_photo_id.is_valid()) {
-                        // Check exposure timestamp
-                        LibraryPhoto duplicated_photo = LibraryPhoto.global.fetch(duplicated_photo_id);
-                        time_t photo_exposure_time = photo_import_source.get_exposure_time();
-                        time_t duplicated_photo_exposure_time = duplicated_photo.get_exposure_time();
-                        
-                        if (photo_exposure_time == duplicated_photo_exposure_time) {
-                            duplicated_file = DuplicatedFile.create_from_photo_id(
-                                LibraryPhoto.global.get_basename_filesize_duplicate(
-                                get_import_source().get_filename(), (int64) filesize));
-
-                            return true;
-                        }
-                    }
-                }
-            }
-            
-            return false;
-        }
-        
-        VideoImportSource video_import_source = get_import_source() as VideoImportSource;
-        if (video_import_source != null) {
-            // Unlike photos, if a video does have a thumbnail (i.e. gphoto2 can retrieve one from
-            // a sidecar file), it will be unavailable to Shotwell during the import process, so
-            // no comparison is available.  Instead, like RAW files, use name and filesize to
-            // do a less-reliable but better-than-nothing comparison
-            if (Video.global.has_basename_filesize_duplicate(video_import_source.get_filename(),
-                video_import_source.get_filesize())) {
-                
-                duplicated_file = DuplicatedFile.create_from_video_id(
-                    Video.global.get_basename_filesize_duplicate(
-                    video_import_source.get_filename(),
-                    video_import_source.get_filesize()));
-                
-                return true;
-            }
-            
-            return false;
-        }
-        
-        return false;
-    }
-    
-    public DuplicatedFile? get_duplicated_file() {
-        if (!is_already_imported())
-            return null;
-        
-        return duplicated_file;
-    }
-    
-    public ImportSource get_import_source() {
-        return (ImportSource) get_source();
-    }
-}
-
-public class CameraViewTracker : Core.ViewTracker {
-    public CameraAccumulator all = new CameraAccumulator();
-    public CameraAccumulator visible = new CameraAccumulator();
-    public CameraAccumulator selected = new CameraAccumulator();
-    
-    public CameraViewTracker(ViewCollection collection) {
-        base (collection);
-        
-        start(all, visible, selected);
-    }
-}
-
-public class CameraAccumulator : Object, Core.TrackerAccumulator {
-    public int total { get; private set; default = 0; }
-    public int photos { get; private set; default = 0; }
-    public int videos { get; private set; default = 0; }
-    public int raw { get; private set; default = 0; }
-    
-    public bool include(DataObject object) {
-        ImportSource source = (ImportSource) ((DataView) object).get_source();
-        
-        total++;
-        
-        PhotoImportSource? photo = source as PhotoImportSource;
-        if (photo != null && photo.get_file_format() != PhotoFileFormat.RAW)
-            photos++;
-        else if (photo != null && photo.get_file_format() == PhotoFileFormat.RAW)
-            raw++;
-        else if (source is VideoImportSource)
-            videos++;
-        
-        // because of total, always fire "updated"
-        return true;
-    }
-    
-    public bool uninclude(DataObject object) {
-        ImportSource source = (ImportSource) ((DataView) object).get_source();
-        
-        total++;
-        
-        PhotoImportSource? photo = source as PhotoImportSource;
-        if (photo != null && photo.get_file_format() != PhotoFileFormat.RAW) {
-            assert(photos > 0);
-            photos--;
-        } else if (photo != null && photo.get_file_format() == PhotoFileFormat.RAW) {
-            assert(raw > 0);
-            raw--;
-        } else if (source is VideoImportSource) {
-            assert(videos > 0);
-            videos--;
-        }
-        
-        // because of total, always fire "updated"
-        return true;
-    }
-    
-    public bool altered(DataObject object, Alteration alteration) {
-        // no alteration affects accumulated data
-        return false;
-    }
-    
-    public string to_string() {
-        return "%d total/%d photos/%d videos/%d raw".printf(total, photos, videos, raw);
-    }
-}
-
-public class ImportPage : CheckerboardPage {
-    private const string UNMOUNT_FAILED_MSG = _("Unable to unmount camera. Try unmounting the camera from the file manager.");
-    
-    private class ImportViewManager : ViewManager {
-        private ImportPage owner;
-        
-        public ImportViewManager(ImportPage owner) {
-            this.owner = owner;
-        }
-        
-        public override DataView create_view(DataSource source) {
-            return new ImportPreview((ImportSource) source);
-        }
-    }
-    
-    private class CameraImportJob : BatchImportJob {
-        private GPhoto.ContextWrapper context;
-        private ImportSource import_file;
-        private GPhoto.Camera camera;
-        private string fulldir;
-        private string filename;
-        private uint64 filesize;
-        private PhotoMetadata metadata;
-        private time_t exposure_time;
-        private CameraImportJob? associated = null;
-        private BackingPhotoRow? associated_file = null;
-        private DuplicatedFile? duplicated_file;
-        
-        public CameraImportJob(GPhoto.ContextWrapper context, ImportSource import_file,
-            DuplicatedFile? duplicated_file = null) {
-            this.context = context;
-            this.import_file = import_file;
-            this.duplicated_file = duplicated_file;
-            
-            // stash everything called in prepare(), as it may/will be called from a separate thread
-            camera = import_file.get_camera();
-            fulldir = import_file.get_fulldir();
-            // this should've been caught long ago when the files were first enumerated
-            assert(fulldir != null);
-            filename = import_file.get_filename();
-            filesize = import_file.get_filesize();
-            metadata = (import_file is PhotoImportSource) ?
-                (import_file as PhotoImportSource).get_metadata() : null;
-            exposure_time = import_file.get_exposure_time();
-        }
-        
-        public time_t get_exposure_time() {
-            return exposure_time;
-        }
-        
-        public override DuplicatedFile? get_duplicated_file() {
-            return duplicated_file;
-        }
-
-        public override time_t get_exposure_time_override() {
-            return (import_file is VideoImportSource) ? get_exposure_time() : 0;
-        }
-        
-        public override string get_dest_identifier() {
-            return filename;
-        }
-        
-        public override string get_source_identifier() {
-            return import_file.get_filename();
-        }
-        
-        public override string get_basename() {
-            return filename;
-        }
-    
-        public override string get_path() {
-            return fulldir;
-        }
-        
-        public override void set_associated(BatchImportJob associated) {
-            this.associated = associated as CameraImportJob;
-        }
-        
-        public ImportSource get_source() {
-            return import_file;
-        }
-        
-        public override bool is_directory() {
-            return false;
-        }
-        
-        public override bool determine_file_size(out uint64 filesize, out File file) {
-            file = null;
-            filesize = this.filesize;
-            
-            return true;
-        }
-        
-        public override bool prepare(out File file_to_import, out bool copy_to_library) throws Error {
-            file_to_import = null;
-            copy_to_library = false;
-            
-            File dest_file = null;
-            try {
-                bool collision;
-                dest_file = LibraryFiles.generate_unique_file(filename, metadata, exposure_time,
-                    out collision);
-            } catch (Error err) {
-                warning("Unable to generate local file for %s: %s", import_file.get_filename(),
-                    err.message);
-            }
-            
-            if (dest_file == null) {
-                message("Unable to generate local file for %s", import_file.get_filename());
-                
-                return false;
-            }
-            
-            // always blacklist the copied images from the LibraryMonitor, otherwise it'll think
-            // they should be auto-imported
-            LibraryMonitor.blacklist_file(dest_file, "CameraImportJob.prepare");
-            try {
-                GPhoto.save_image(context.context, camera, fulldir, filename, dest_file);
-            } finally {
-                LibraryMonitor.unblacklist_file(dest_file);
-            }
-            
-            // Copy over associated file, if it exists.
-            if (associated != null) {
-                try {
-                    associated_file = 
-                        RawDeveloper.CAMERA.create_backing_row_for_development(dest_file.get_path(),
-                            associated.get_basename());
-                } catch (Error err) {
-                    warning("Unable to generate backing associated file for %s: %s", associated.filename,
-                        err.message);
-                }
-                
-                if (associated_file == null) {
-                    message("Unable to generate backing associated file for %s", associated.filename);
-                    return false;
-                }
-                
-                File assoc_dest = File.new_for_path(associated_file.filepath);
-                LibraryMonitor.blacklist_file(assoc_dest, "CameraImportJob.prepare");
-                try {
-                    GPhoto.save_image(context.context, camera, associated.fulldir, associated.filename, 
-                        assoc_dest);
-                } finally {
-                    LibraryMonitor.unblacklist_file(assoc_dest);
-                }
-            }
-            
-            file_to_import = dest_file;
-            copy_to_library = false;
-            
-            return true;
-        }
-        
-        public override bool complete(MediaSource source, BatchImportRoll import_roll) throws Error {
-            bool ret = false;
-            if (source is Photo) {
-                Photo photo = source as Photo;
-                
-                // Associate paired JPEG with RAW photo.
-                if (associated_file != null) {
-                    photo.add_backing_photo_for_development(RawDeveloper.CAMERA, associated_file);
-                    ret = true;
-                    photo.set_raw_developer(Config.Facade.get_instance().get_default_raw_developer());
-                }
-            }
-            return ret;
-        }
-    }
-    
-    private class ImportPageSearchViewFilter : SearchViewFilter {
-        public override uint get_criteria() {
-            return SearchFilterCriteria.TEXT | SearchFilterCriteria.MEDIA;
-        }
-        
-        public override bool predicate(DataView view) {
-            ImportSource source = ((ImportPreview) view).get_import_source();
-            
-            // Media type.
-            if ((bool) (SearchFilterCriteria.MEDIA & get_criteria()) && filter_by_media_type()) {
-                if (source is VideoImportSource) {
-                    if (!show_media_video)
-                        return false;
-                } else if (source is PhotoImportSource) {
-                    PhotoImportSource photo = source as PhotoImportSource;
-                    if (photo.get_file_format() == PhotoFileFormat.RAW) {
-                        if (photo.get_associated() != null) {
-                            if (!show_media_photos && !show_media_raw)
-                                return false;
-                        } else if (!show_media_raw) {
-                            return false;
-                        }
-                    } else if (!show_media_photos)
-                        return false;
-                }
-            }
-            
-            if ((bool) (SearchFilterCriteria.TEXT & get_criteria())) {
-                unowned string? keywords = source.get_indexable_keywords();
-                if (is_string_empty(keywords))
-                    return false;
-                
-                // Return false if the word isn't found, true otherwise.
-                foreach (unowned string word in get_search_filter_words()) {
-                    if (!keywords.contains(word))
-                        return false;
-                }
-            }
-            
-            return true;
-        }
-    }
-    
-    // View filter for already imported filter.
-    private class HideImportedViewFilter : ViewFilter {
-        public override bool predicate(DataView view) {
-            return !((ImportPreview) view).is_already_imported();
-        }
-    }
-    
-    public static GPhoto.ContextWrapper null_context = null;
-    public static GPhoto.SpinIdleWrapper spin_idle_context = null;
-
-    private SourceCollection import_sources = null;
-    private Gtk.Label camera_label = new Gtk.Label(null);
-    private Gtk.CheckButton hide_imported;
-    private Gtk.ProgressBar progress_bar = new Gtk.ProgressBar();
-    private GPhoto.Camera camera;
-    private string uri;
-    private bool busy = false;
-    private bool refreshed = false;
-    private GPhoto.Result refresh_result = GPhoto.Result.OK;
-    private string refresh_error = null;
-    private string camera_name;
-    private VolumeMonitor volume_monitor = null;
-    private ImportPage? local_ref = null;
-    private string? icon;
-    private ImportPageSearchViewFilter search_filter = new ImportPageSearchViewFilter();
-    private HideImportedViewFilter hide_imported_filter = new HideImportedViewFilter();
-    private CameraViewTracker tracker;
-
-#if UNITY_SUPPORT
-    UnityProgressBar uniprobar = UnityProgressBar.get_instance();
-#endif
-    
-    public enum RefreshResult {
-        OK,
-        BUSY,
-        LOCKED,
-        LIBRARY_ERROR
-    }
-    
-    public ImportPage(GPhoto.Camera camera, string uri, string? display_name = null, string? icon = null) {
-        base(_("Camera"));
-        this.camera = camera;
-        this.uri = uri;
-        this.import_sources = new ImportSourceCollection("ImportSources for %s".printf(uri));
-        this.icon = icon;
-        
-        tracker = new CameraViewTracker(get_view());
-        
-        // Get camera name.
-        if (null != display_name) {
-            camera_name = display_name;
-        } else {
-            GPhoto.CameraAbilities abilities;
-            GPhoto.Result res = camera.get_abilities(out abilities);
-            if (res != GPhoto.Result.OK) {
-                debug("Unable to get camera abilities: %s", res.to_full_string());
-                camera_name = _("Camera");
-            }
-        }
-        camera_label.set_text(camera_name);
-        set_page_name(camera_name);
-        
-        // Mount.unmounted signal is *only* fired when a VolumeMonitor has been instantiated.
-        this.volume_monitor = VolumeMonitor.get();
-        
-        // set up the global null context when needed
-        if (null_context == null)
-            null_context = new GPhoto.ContextWrapper();
-        
-        // same with idle-loop wrapper
-        if (spin_idle_context == null)
-            spin_idle_context = new GPhoto.SpinIdleWrapper();
-        
-        // monitor source collection to add/remove views
-        get_view().monitor_source_collection(import_sources, new ImportViewManager(this), null);
-        
-        // sort by exposure time
-        get_view().set_comparator(preview_comparator, preview_comparator_predicate);
-        
-        // monitor selection for UI
-        get_view().items_state_changed.connect(on_view_changed);
-        get_view().contents_altered.connect(on_view_changed);
-        get_view().items_visibility_changed.connect(on_view_changed);
-        
-        // Show subtitles.
-        get_view().set_property(CheckerboardItem.PROP_SHOW_SUBTITLES, true);
-        
-        // monitor Photos for removals, as that will change the result of the ViewFilter
-        LibraryPhoto.global.contents_altered.connect(on_media_added_removed);
-        Video.global.contents_altered.connect(on_media_added_removed);
-        
-        init_item_context_menu("ImportContextMenu");
-        init_page_context_menu("ImportContextMenu");
-    }
-    
-    ~ImportPage() {
-        LibraryPhoto.global.contents_altered.disconnect(on_media_added_removed);
-        Video.global.contents_altered.disconnect(on_media_added_removed);
-    }
-    
-    public override Gtk.Toolbar get_toolbar() {
-        if (toolbar == null) {
-            base.get_toolbar();
-
-            // hide duplicates checkbox
-            hide_imported = new Gtk.CheckButton.with_label(_("Hide photos already imported"));
-            hide_imported.set_tooltip_text(_("Only display photos that have not been imported"));
-            hide_imported.clicked.connect(on_hide_imported);
-            hide_imported.sensitive = false;
-            hide_imported.active = Config.Facade.get_instance().get_hide_photos_already_imported();
-            Gtk.ToolItem hide_item = new Gtk.ToolItem();
-            hide_item.is_important = true;
-            hide_item.add(hide_imported);
-            
-            toolbar.insert(hide_item, -1);
-            
-            // separator to force buttons to right side of toolbar
-            Gtk.SeparatorToolItem separator = new Gtk.SeparatorToolItem();
-            separator.set_draw(false);
-            
-            toolbar.insert(separator, -1);
-            
-            // progress bar in center of toolbar
-            progress_bar.set_orientation(Gtk.Orientation.HORIZONTAL);
-            progress_bar.visible = false;
-            Gtk.ToolItem progress_item = new Gtk.ToolItem();
-            progress_item.set_expand(true);
-            progress_item.add(progress_bar);
-            progress_bar.set_show_text(true);
-            
-            toolbar.insert(progress_item, -1);
-            
-            // Find button
-            Gtk.ToggleToolButton find_button = new Gtk.ToggleToolButton();
-            find_button.set_icon_name("edit-find");
-            find_button.set_action_name ("win.CommonDisplaySearchbar");
-            
-            toolbar.insert(find_button, -1);
-            
-            // Separator
-            toolbar.insert(new Gtk.SeparatorToolItem(), -1);
-            
-            // Import selected
-            Gtk.ToolButton import_selected_button = new Gtk.ToolButton(null, null);
-            import_selected_button.set_icon_name("import");
-            import_selected_button.set_label(_("Import _Selected"));
-            import_selected_button.is_important = true;
-            import_selected_button.use_underline = true;
-            import_selected_button.set_action_name ("win.ImportSelected");
-            
-            toolbar.insert(import_selected_button, -1);
-            
-            // Import all
-            Gtk.ToolButton import_all_button = new Gtk.ToolButton(null, null);
-            import_all_button.set_icon_name("import-all");
-            import_all_button.set_label(_("Import _All"));
-            import_all_button.is_important = true;
-            import_all_button.use_underline = true;
-            import_all_button.set_action_name ("win.ImportAll");
-            
-            toolbar.insert(import_all_button, -1);
-
-            // restrain the recalcitrant rascal!  prevents the progress bar from being added to the
-            // show_all queue so we have more control over its visibility
-            progress_bar.set_no_show_all(true);
-            
-            update_toolbar_state();
-            
-            show_all();
-        }
-        
-        return toolbar;
-    }
-    
-    public override Core.ViewTracker? get_view_tracker() {
-        return tracker;
-    }
-
-    protected override string get_view_empty_message() {
-        return _("The camera seems to be empty. No photos/videos found to import");
-    }
-
-    protected override string get_filter_no_match_message () {
-        return _("No new photos/videos found on camera");
-    }
-
-    private static int64 preview_comparator(void *a, void *b) {
-        return ((ImportPreview *) a)->get_import_source().get_exposure_time()
-            - ((ImportPreview *) b)->get_import_source().get_exposure_time();
-    }
-    
-    private static bool preview_comparator_predicate(DataObject object, Alteration alteration) {
-        return alteration.has_detail("metadata", "exposure-time");
-    }
-    
-    private int64 import_job_comparator(void *a, void *b) {
-        return ((CameraImportJob *) a)->get_exposure_time() - ((CameraImportJob *) b)->get_exposure_time();
-    }
-    
-    protected override void init_collect_ui_filenames(Gee.List<string> ui_filenames) {
-        base.init_collect_ui_filenames(ui_filenames);
-        
-        ui_filenames.add("import.ui");
-    }
-
-    private const GLib.ActionEntry[] entries = {
-        { "ImportSelected", on_import_selected },
-        { "ImportAll", on_import_all },
-        // Toggle actions
-        { "ViewTitle", on_action_toggle, null, "false", on_display_titles },
-    };
-
-    protected override void add_actions (GLib.ActionMap map) {
-        base.add_actions (map);
-
-        map.add_action_entries (entries, this);
-
-        get_action ("ViewTitle").change_state (Config.Facade.get_instance ().get_display_photo_titles ());
-    }
-
-    protected override void remove_actions(GLib.ActionMap map) {
-        base.remove_actions(map);
-        foreach (var entry in entries) {
-            map.remove_action(entry.name);
-        }
-    }
-
-    public GPhoto.Camera get_camera() {
-        return camera;
-    }
-    
-    public string get_uri() {
-        return uri;
-    }
-    
-    public bool is_busy() {
-        return busy;
-    }
-    
-    protected override void init_actions(int selected_count, int count) {
-        on_view_changed();
-        
-        set_action_important("ImportSelected", true);
-        set_action_important("ImportAll", true);
-        
-        base.init_actions(selected_count, count);
-    }
-    
-    public bool is_refreshed() {
-        return refreshed && !busy;
-    }
-    
-    public string? get_refresh_message() {
-        string msg = null;
-        if (refresh_error != null) {
-            msg = refresh_error;
-        } else if (refresh_result == GPhoto.Result.OK) {
-            // all went well
-        } else {
-            msg = refresh_result.to_full_string();
-        }
-        
-        return msg;
-    }
-    
-    private void update_status(bool busy, bool refreshed) {
-        this.busy = busy;
-        this.refreshed = refreshed;
-        
-        on_view_changed();
-    }
-
-    private void update_toolbar_state() {
-        if (hide_imported != null)
-            hide_imported.sensitive = !busy && refreshed && (get_view().get_unfiltered_count() > 0);
-    }
-    
-    private void on_view_changed() {
-        set_action_sensitive("ImportSelected", !busy && refreshed && get_view().get_selected_count() > 0);
-        set_action_sensitive("ImportAll", !busy && refreshed && get_view().get_count() > 0);
-        set_action_sensitive("CommonSelectAll", !busy && (get_view().get_count() > 0));
-
-        update_toolbar_state();
-    }
-    
-    private void on_media_added_removed() {
-        search_filter.refresh();
-    }
-
-    private void on_display_titles(GLib.SimpleAction action, Variant? value) {
-        bool display = value.get_boolean ();
-
-        set_display_titles(display);
-
-        Config.Facade.get_instance().set_display_photo_titles(display);
-        action.set_state (value);
-    }
-
-    public override void switched_to() {
-        set_display_titles(Config.Facade.get_instance().get_display_photo_titles());
-        
-        base.switched_to();
-    }
-
-    public override void ready() {
-        try_refreshing_camera(false);
-        hide_imported_filter.refresh();
-    }
-
-    private void try_refreshing_camera(bool fail_on_locked) {
-        // if camera has been refreshed or is in the process of refreshing, go no further
-        if (refreshed || busy)
-            return;
-        
-        RefreshResult res = refresh_camera();
-        switch (res) {
-            case ImportPage.RefreshResult.OK:
-            case ImportPage.RefreshResult.BUSY:
-                // nothing to report; if busy, let it continue doing its thing
-                // (although earlier check should've caught this)
-            break;
-            
-            case ImportPage.RefreshResult.LOCKED:
-                if (fail_on_locked) {
-                    AppWindow.error_message(UNMOUNT_FAILED_MSG);
-                    
-                    break;
-                }
-                
-                // if locked because it's mounted, offer to unmount
-                debug("Checking if %s is mounted…", uri);
-
-                File uri = File.new_for_uri(uri);
-
-                Mount mount = null;
-                try {
-                    mount = uri.find_enclosing_mount(null);
-                } catch (Error err) {
-                    // error means not mounted
-                }
-                
-                if (mount != null) {
-                    // it's mounted, offer to unmount for the user
-                    string mounted_message = _("Shotwell needs to unmount the camera from the filesystem in order to access it. Continue?");
-
-                    Gtk.MessageDialog dialog = new Gtk.MessageDialog(AppWindow.get_instance(), 
-                        Gtk.DialogFlags.MODAL, Gtk.MessageType.QUESTION,
-                        Gtk.ButtonsType.CANCEL, "%s", mounted_message);
-                    dialog.title = Resources.APP_TITLE;
-                    dialog.add_button(_("_Unmount"), Gtk.ResponseType.YES);
-                    int dialog_res = dialog.run();
-                    dialog.destroy();
-                    
-                    if (dialog_res != Gtk.ResponseType.YES) {
-                        set_page_message(_("Please unmount the camera."));
-                    } else {
-                        unmount_camera(mount);
-                    }
-                } else {
-                    string locked_message = _("The camera is locked by another application. Shotwell can only access the camera when it’s unlocked. Please close any other application using the camera and try again.");
-
-                    // it's not mounted, so another application must have it locked
-                    Gtk.MessageDialog dialog = new Gtk.MessageDialog(AppWindow.get_instance(),
-                        Gtk.DialogFlags.MODAL, Gtk.MessageType.WARNING,
-                        Gtk.ButtonsType.OK, "%s", locked_message);
-                    dialog.title = Resources.APP_TITLE;
-                    dialog.run();
-                    dialog.destroy();
-                    
-                    set_page_message(_("Please close any other application using the camera."));
-                }
-            break;
-            
-            case ImportPage.RefreshResult.LIBRARY_ERROR:
-                AppWindow.error_message(_("Unable to fetch previews from the camera:\n%s").printf(
-                    get_refresh_message()));
-            break;
-            
-            default:
-                error("Unknown result type %d", (int) res);
-        }
-    }
-    
-    public bool unmount_camera(Mount mount) {
-        if (busy)
-            return false;
-        
-        update_status(true, false);
-        progress_bar.visible = true;
-        progress_bar.set_fraction(0.0);
-        progress_bar.set_ellipsize(Pango.EllipsizeMode.NONE);
-        progress_bar.set_text(_("Unmounting…"));
-        
-        // unmount_with_operation() can/will complete with the volume still mounted (probably meaning
-        // it's been *scheduled* for unmounting).  However, this signal is fired when the mount
-        // really is unmounted -- *if* a VolumeMonitor has been instantiated.
-        mount.unmounted.connect(on_unmounted);
-        
-        debug("Unmounting camera…");
-        mount.unmount_with_operation.begin(MountUnmountFlags.NONE, 
-            new Gtk.MountOperation(AppWindow.get_instance()), null, on_unmount_finished);
-        
-        return true;
-    }
-    
-    private void on_unmount_finished(Object? source, AsyncResult aresult) {
-        debug("Async unmount finished");
-        
-        Mount mount = (Mount) source;
-        try {
-            mount.unmount_with_operation.end(aresult);
-        } catch (Error err) {
-            AppWindow.error_message(UNMOUNT_FAILED_MSG);
-            
-            // don't trap this signal, even if it does come in, we've backed off
-            mount.unmounted.disconnect(on_unmounted);
-            
-            update_status(false, refreshed);
-            progress_bar.set_ellipsize(Pango.EllipsizeMode.NONE);
-            progress_bar.set_text("");
-            progress_bar.visible = false;
-        }
-    }
-    
-    private void on_unmounted(Mount mount) {
-        debug("on_unmounted");
-        
-        update_status(false, refreshed);
-        progress_bar.set_ellipsize(Pango.EllipsizeMode.NONE);
-        progress_bar.set_text("");
-        progress_bar.visible = false;
-        
-        try_refreshing_camera(true);
-    }
-    
-    private void clear_all_import_sources() {
-        Marker marker = import_sources.start_marking();
-        marker.mark_all();
-        import_sources.destroy_marked(marker, false);
-    }
-
-    /**
-     * @brief Returns whether the current device has a given directory or not.
-     *
-     * @param fsid The file system id of the camera or other device to search.
-     * @param dir The path to start searching from.
-     * @param search_target The name of the directory to look for.
-     */
-    private bool check_directory_exists(int fsid, string dir, string search_target) {
-        string? fulldir = get_fulldir(camera, camera_name, fsid, dir);
-        GPhoto.Result result;
-        GPhoto.CameraList folders;
-
-        result = GPhoto.CameraList.create(out folders);
-        if (result != GPhoto.Result.OK) {
-            // couldn't create a list - can't determine whether specified dir is present
-            return false;
-        }
-
-        result = camera.list_folders(fulldir, folders, spin_idle_context.context);
-        if (result != GPhoto.Result.OK) {
-            // fetching the list failed - can't determine whether specified dir is present
-            return false;
-        }
-
-        int list_len = folders.count();
-
-        for(int list_index = 0; list_index < list_len; list_index++) {
-            string tmp;
-
-            folders.get_name(list_index, out tmp);
-            if (tmp == search_target) {
-                return true;
-            }
-        }
-        return false;
-    }
-
-    private RefreshResult refresh_camera() {
-        if (busy)
-            return RefreshResult.BUSY;
-            
-        this.set_page_message (_("Starting import, please wait…"));
-
-        update_status(busy, false);
-        
-        refresh_error = null;
-        refresh_result = camera.init(spin_idle_context.context);
-        if (refresh_result != GPhoto.Result.OK) {
-            warning("Unable to initialize camera: %s", refresh_result.to_full_string());
-            
-            return (refresh_result == GPhoto.Result.IO_LOCK) ? RefreshResult.LOCKED : RefreshResult.LIBRARY_ERROR;
-        }
-
-        update_status(true, refreshed);
-        
-        on_view_changed();
-
-        progress_bar.set_ellipsize(Pango.EllipsizeMode.NONE);
-        progress_bar.set_text(_("Fetching photo information"));
-        progress_bar.set_fraction(0.0);
-        progress_bar.set_pulse_step(0.01);
-        progress_bar.visible = true;
-        
-        Gee.ArrayList<ImportSource> import_list = new Gee.ArrayList<ImportSource>();
-        
-        GPhoto.CameraStorageInformation *sifs = null;
-        int count = 0;
-        refresh_result = camera.get_storageinfo(&sifs, out count, spin_idle_context.context);
-        if (refresh_result == GPhoto.Result.OK) {
-            for (int fsid = 0; fsid < count; fsid++) {
-                // Check well-known video and image paths first to prevent accidental
-                // scanning of undesired directories (which can cause user annoyance with
-                // some smartphones or camera-equipped media players)
-                bool got_well_known_dir = false;
-
-                // Check common paths for most primarily-still cameras, many (most?) smartphones
-                if (check_directory_exists(fsid, "/", "DCIM")) {
-                    enumerate_files(fsid, "/DCIM", import_list);
-                    got_well_known_dir = true;
-                }
-                if (check_directory_exists(fsid, "/", "dcim")) {
-                    enumerate_files(fsid, "/dcim", import_list);
-                    got_well_known_dir = true;
-                }
-
-                // Check common paths for AVCHD camcorders, primarily-still
-                // cameras that shoot .mts video files
-                if (check_directory_exists(fsid, "/PRIVATE/", "AVCHD")) {
-                    enumerate_files(fsid, "/PRIVATE/AVCHD", import_list);
-                    got_well_known_dir = true;
-                }
-                if (check_directory_exists(fsid, "/private/", "avchd")) {
-                    enumerate_files(fsid, "/private/avchd", import_list);
-                    got_well_known_dir = true;
-                }
-                if (check_directory_exists(fsid, "/", "AVCHD")) {
-                    enumerate_files(fsid, "/AVCHD", import_list);
-                    got_well_known_dir = true;
-                }
-                if (check_directory_exists(fsid, "/", "avchd")) {
-                    enumerate_files(fsid, "/avchd", import_list);
-                    got_well_known_dir = true;
-                }
-
-                // Check common video paths for some Sony primarily-still
-                // cameras
-                if (check_directory_exists(fsid, "/PRIVATE/", "SONY")) {
-                    enumerate_files(fsid, "/PRIVATE/SONY", import_list);
-                    got_well_known_dir = true;
-                }
-                if (check_directory_exists(fsid, "/private/", "sony")) {
-                    enumerate_files(fsid, "/private/sony", import_list);
-                    got_well_known_dir = true;
-                }
-
-                // Check common video paths for Sony NEX3, PSP addon camera 
-                if (check_directory_exists(fsid, "/", "MP_ROOT")) {
-                    enumerate_files(fsid, "/MP_ROOT", import_list);
-                    got_well_known_dir = true;
-                }
-                if (check_directory_exists(fsid, "/", "mp_root")) {
-                    enumerate_files(fsid, "/mp_root", import_list);
-                    got_well_known_dir = true;
-                }
-                
-                // Didn't find any of the common directories we know about
-                // already - try scanning from device root.
-                if (!got_well_known_dir) {
-                    if (!enumerate_files(fsid, "/", import_list))
-                        break;
-                }
-            }
-        }
-
-        clear_all_import_sources();
-
-        // Associate files (for RAW+JPEG)
-        auto_match_raw_jpeg(import_list);
-        
-#if UNITY_SUPPORT
-        //UnityProgressBar: try to draw progress bar
-        uniprobar.set_visible(true);
-#endif
-        
-        load_previews_and_metadata(import_list);
-        
-#if UNITY_SUPPORT
-        //UnityProgressBar: reset
-        uniprobar.reset();
-#endif
-        
-        progress_bar.visible = false;
-        progress_bar.set_ellipsize(Pango.EllipsizeMode.NONE);
-        progress_bar.set_text("");
-        progress_bar.set_fraction(0.0);
-        
-        GPhoto.Result res = camera.exit(spin_idle_context.context);
-        if (res != GPhoto.Result.OK) {
-            // log but don't fail
-            warning("Unable to unlock camera: %s", res.to_full_string());
-        }
-        
-        if (refresh_result == GPhoto.Result.OK) {
-            if (import_sources.get_count () == 0) {
-                this.set_page_message (this.get_view_empty_message ());
-            }
-            update_status(false, true);
-        } else {
-            update_status(false, false);
-            
-            // show 'em all or show none
-            clear_all_import_sources();
-        }
-        
-        on_view_changed();
-
-        switch (refresh_result) {
-            case GPhoto.Result.OK:
-                return RefreshResult.OK;
-            
-            case GPhoto.Result.IO_LOCK:
-                return RefreshResult.LOCKED;
-            
-            default:
-                return RefreshResult.LIBRARY_ERROR;
-        }
-    }
-    
-    private static string chomp_ch(string str, char ch) {
-        long offset = str.length;
-        while (--offset >= 0) {
-            if (str[offset] != ch)
-                return str.slice(0, offset);
-        }
-        
-        return "";
-    }
-    
-    public static string append_path(string basepath, string addition) {
-        if (!basepath.has_suffix("/") && !addition.has_prefix("/"))
-            return basepath + "/" + addition;
-        else if (basepath.has_suffix("/") && addition.has_prefix("/"))
-            return chomp_ch(basepath, '/') + addition;
-        else
-            return basepath + addition;
-    }
-    
-    // Need to do this because some phones (iPhone, in particular) changes the name of their filesystem
-    // between each mount
-    public static string? get_fs_basedir(GPhoto.Camera camera, int fsid) {
-        GPhoto.CameraStorageInformation *sifs = null;
-        int count = 0;
-        GPhoto.Result res = camera.get_storageinfo(&sifs, out count, null_context.context);
-        if (res != GPhoto.Result.OK)
-            return null;
-        
-        if (fsid >= count)
-            return null;
-        
-        GPhoto.CameraStorageInformation *ifs = sifs + fsid;
-        
-        return (ifs->fields & GPhoto.CameraStorageInfoFields.BASE) != 0 ? ifs->basedir : "/";
-    }
-    
-    public static string? get_fulldir(GPhoto.Camera camera, string camera_name, int fsid, string folder) {
-        if (folder.length > GPhoto.MAX_BASEDIR_LENGTH)
-            return null;
-        
-        string basedir = get_fs_basedir(camera, fsid);
-        if (basedir == null) {
-            debug("Unable to find base directory for %s fsid %d", camera_name, fsid);
-            
-            return folder;
-        }
-        
-        return append_path(basedir, folder);
-    }
-
-    private bool enumerate_files(int fsid, string dir, Gee.ArrayList<ImportSource> import_list) {
-        string? fulldir = get_fulldir(camera, camera_name, fsid, dir);
-        if (fulldir == null) {
-            warning("Skipping enumerating %s: invalid folder name", dir);
-            
-            return true;
-        }
-        
-        GPhoto.CameraList files;
-        refresh_result = GPhoto.CameraList.create(out files);
-        if (refresh_result != GPhoto.Result.OK) {
-            warning("Unable to create file list: %s", refresh_result.to_full_string());
-            
-            return false;
-        }
-        
-        refresh_result = camera.list_files(fulldir, files, spin_idle_context.context);
-        if (refresh_result != GPhoto.Result.OK) {
-            warning("Unable to list files in %s: %s", fulldir, refresh_result.to_full_string());
-            
-            // Although an error, don't abort the import because of this
-            refresh_result = GPhoto.Result.OK;
-            
-            return true;
-        }
-
-        for (int ctr = 0; ctr < files.count(); ctr++) {
-            string filename;
-            refresh_result = files.get_name(ctr, out filename);
-            if (refresh_result != GPhoto.Result.OK) {
-                warning("Unable to get the name of file %d in %s: %s", ctr, fulldir,
-                    refresh_result.to_full_string());
-                
-                return false;
-            }
-            
-            try {
-                GPhoto.CameraFileInfo info;
-                if (!GPhoto.get_info(spin_idle_context.context, camera, fulldir, filename, out info)) {
-                    warning("Skipping import of %s/%s: name too long", fulldir, filename);
-                    
-                    continue;
-                }
-                
-                if ((info.file.fields & GPhoto.CameraFileInfoFields.TYPE) == 0) {
-                    message("Skipping %s/%s: No file (file=%02Xh)", fulldir, filename,
-                        info.file.fields);
-                        
-                    continue;
-                }
-                
-                if (VideoReader.is_supported_video_filename(filename)) {
-                    VideoImportSource video_source = new VideoImportSource(camera_name, camera,
-                        fsid, dir, filename, info.file.size, info.file.mtime);
-                    import_list.add(video_source);
-                } else {
-                    // determine file format from type, and then from file extension
-                    PhotoFileFormat file_format = PhotoFileFormat.from_gphoto_type(info.file.type);               
-                    if (file_format == PhotoFileFormat.UNKNOWN) {
-                        file_format = PhotoFileFormat.get_by_basename_extension(filename);
-                        if (file_format == PhotoFileFormat.UNKNOWN) {
-                            message("Skipping %s/%s: Not a supported file extension (%s)", fulldir,
-                                filename, info.file.type);
-                            
-                            continue;
-                        }
-                    }
-                    import_list.add(new PhotoImportSource(camera_name, camera, fsid, dir, filename,
-                        info.file.size, info.file.mtime, file_format));
-                }
-                
-                progress_bar.pulse();
-                
-                // spin the event loop so the UI doesn't freeze
-                spin_event_loop();
-            } catch (Error err) {
-                warning("Error while enumerating files in %s: %s", fulldir, err.message);
-                
-                refresh_error = err.message;
-                
-                return false;
-            }
-        }
-        
-        GPhoto.CameraList folders;
-        refresh_result = GPhoto.CameraList.create(out folders);
-        if (refresh_result != GPhoto.Result.OK) {
-            warning("Unable to create folder list: %s", refresh_result.to_full_string());
-            
-            return false;
-        }
-        
-        refresh_result = camera.list_folders(fulldir, folders, spin_idle_context.context);
-        if (refresh_result != GPhoto.Result.OK) {
-            warning("Unable to list folders in %s: %s", fulldir, refresh_result.to_full_string());
-            
-            // Although an error, don't abort the import because of this
-            refresh_result = GPhoto.Result.OK;
-            
-            return true;
-        }
-        
-        for (int ctr = 0; ctr < folders.count(); ctr++) {
-            string subdir;
-            refresh_result = folders.get_name(ctr, out subdir);
-            if (refresh_result != GPhoto.Result.OK) {
-                warning("Unable to get name of folder %d: %s", ctr, refresh_result.to_full_string());
-                
-                return false;
-            }
-            
-            if (!enumerate_files(fsid, append_path(dir, subdir), import_list))
-                return false;
-        }
-        
-        return true;
-    }
-    
-    // Try to match RAW+JPEG pairs.
-    private void auto_match_raw_jpeg(Gee.ArrayList<ImportSource> import_list) {
-        for (int i = 0; i < import_list.size; i++) {
-            PhotoImportSource? current = import_list.get(i) as PhotoImportSource;
-            PhotoImportSource? next = (i + 1 < import_list.size) ? 
-                import_list.get(i + 1) as PhotoImportSource : null;
-            PhotoImportSource? prev = (i > 0) ? 
-                import_list.get(i - 1) as PhotoImportSource : null;
-            if (current != null && current.get_file_format() == PhotoFileFormat.RAW) {
-                string current_name;
-                string ext;
-                disassemble_filename(current.get_filename(), out current_name, out ext);
-                
-                // Try to find a matching pair.
-                PhotoImportSource? associated = null;
-                if (next != null && next.get_file_format() == PhotoFileFormat.JFIF) {
-                    string next_name;
-                    disassemble_filename(next.get_filename(), out next_name, out ext);
-                    if (next_name == current_name)
-                        associated = next;
-                }
-                if (prev != null && prev.get_file_format() == PhotoFileFormat.JFIF) {
-                    string prev_name;
-                    disassemble_filename(prev.get_filename(), out prev_name, out ext);
-                    if (prev_name == current_name)
-                        associated = prev;
-                }
-                
-                // Associate!
-                if (associated != null) {
-                    debug("Found RAW+JPEG pair: %s and %s", current.get_filename(), associated.get_filename());
-                    current.set_associated(associated);
-                    if (!import_list.remove(associated)) {
-                        debug("Unable to associate files");
-                        current.set_associated(null);
-                    }
-                }
-            }
-        }
-    }
-    
-    private void load_previews_and_metadata(Gee.List<ImportSource> import_list) {
-        int loaded_photos = 0;
-        foreach (ImportSource import_source in import_list) {
-            string filename = import_source.get_filename();
-            string? fulldir = import_source.get_fulldir();
-            if (fulldir == null) {
-                warning("Skipping loading preview of %s: invalid folder name", import_source.to_string());
-                
-                continue;
-            }
-            
-            // Get JPEG pair, if available.
-            PhotoImportSource? associated = null;
-            if (import_source is PhotoImportSource && 
-                ((PhotoImportSource) import_source).get_associated() != null) {
-                associated = ((PhotoImportSource) import_source).get_associated();
-            }
-            
-            progress_bar.set_ellipsize(Pango.EllipsizeMode.MIDDLE);
-            progress_bar.set_text(_("Fetching preview for %s").printf(import_source.get_name()));
-            
-            // Ask GPhoto to read the current file's metadata, but only if the file is not a
-            // video. Across every memory card and camera type I've tested (lucas, as of 10/27/2010)
-            // GPhoto always loads null metadata for videos. So without the is-not-video guard,
-            // this code segment just needlessly and annoyingly prints a warning message to the
-            // console.
-            PhotoMetadata? metadata = null;
-            if (!VideoReader.is_supported_video_filename(filename)) {
-                try {
-                    metadata = GPhoto.load_metadata(spin_idle_context.context, camera, fulldir,
-                        filename);
-                } catch (Error err) {
-                    warning("Unable to fetch metadata for %s/%s: %s", fulldir, filename,
-                        err.message);
-                }
-            }
-            
-            // calculate EXIF's fingerprint
-            string? exif_only_md5 = null;
-            if (metadata != null) {
-                uint8[]? flattened_sans_thumbnail = metadata.flatten_exif(false);
-                if (flattened_sans_thumbnail != null && flattened_sans_thumbnail.length > 0)
-                    exif_only_md5 = md5_binary(flattened_sans_thumbnail, flattened_sans_thumbnail.length);
-            }
-            
-            // XXX: Cannot use the metadata for the thumbnail preview because libgphoto2
-            // 2.4.6 has a bug where the returned EXIF data object is complete garbage.  This
-            // is fixed in 2.4.7, but need to work around this as best we can.  In particular,
-            // this means the preview orientation will be wrong and the MD5 is not generated
-            // if the EXIF did not parse properly (see above)
-            
-            uint8[] preview_raw = null;
-            size_t preview_raw_length = 0;
-            Gdk.Pixbuf preview = null;
-            try {
-                string preview_fulldir = fulldir;
-                string preview_filename = filename;
-                if (associated != null) {
-                    preview_fulldir = associated.get_fulldir();
-                    preview_filename = associated.get_filename();
-                }
-                preview = GPhoto.load_preview(spin_idle_context.context, camera, preview_fulldir,
-                    preview_filename, out preview_raw, out preview_raw_length);
-            } catch (Error err) {
-                // only issue the warning message if we're not reading a video. GPhoto is capable
-                // of reading video previews about 50% of the time, so we don't want to put a guard
-                // around this entire code segment like we did with the metadata-read segment above,
-                // however video previews being absent is so common that there's no reason
-                // we should generate a warning for one.
-                if (!VideoReader.is_supported_video_filename(filename)) {
-                    warning("Unable to fetch preview for %s/%s: %s", fulldir, filename, err.message);
-                }
-            }
-            
-            // calculate thumbnail fingerprint
-            string? preview_md5 = null;
-            if (preview != null && preview_raw != null && preview_raw_length > 0)
-                preview_md5 = md5_binary(preview_raw, preview_raw_length);
-            
-#if TRACE_MD5
-            debug("camera MD5 %s: exif=%s preview=%s", filename, exif_only_md5, preview_md5);
-#endif
-
-            if (import_source is VideoImportSource)
-                (import_source as VideoImportSource).update(preview);
-
-            if (import_source is PhotoImportSource)
-                (import_source as PhotoImportSource).update(preview, preview_md5, metadata,
-                    exif_only_md5);
-            
-            if (associated != null) {
-                try {
-                    PhotoMetadata? associated_metadata = GPhoto.load_metadata(spin_idle_context.context, 
-                        camera, associated.get_fulldir(), associated.get_filename());
-                    associated.update(preview, preview_md5, associated_metadata, null);
-                } catch (Error err) {
-                    warning("Unable to fetch metadata for %s/%s: %s",  associated.get_fulldir(),
-                        associated.get_filename(), err.message);
-                }
-            }
-            
-            // *now* add to the SourceCollection, now that it is completed
-            import_sources.add(import_source);
-            
-            progress_bar.set_fraction((double) (++loaded_photos) / (double) import_list.size);
-#if UNITY_SUPPORT
-            //UnityProgressBar: set progress
-            uniprobar.set_progress((double) (loaded_photos) / (double) import_list.size);
-#endif
-            
-            // spin the event loop so the UI doesn't freeze
-            spin_event_loop();
-        }
-    }
-    
-    private void on_hide_imported() {
-        if (hide_imported.get_active())
-            get_view().install_view_filter(hide_imported_filter);
-        else
-            get_view().remove_view_filter(hide_imported_filter);
-        
-        Config.Facade.get_instance().set_hide_photos_already_imported(hide_imported.get_active());
-    }
-    
-    private void on_import_selected() {
-        import(get_view().get_selected());
-    }
-    
-    private void on_import_all() {
-        import(get_view().get_all());
-    }
-    
-    private void import(Gee.Iterable<DataObject> items) {
-        GPhoto.Result res = camera.init(spin_idle_context.context);
-        if (res != GPhoto.Result.OK) {
-            AppWindow.error_message(_("Unable to lock camera: %s").printf(res.to_full_string()));
-            
-            return;
-        }
-
-        update_status(true, refreshed);
-        
-        on_view_changed();
-        progress_bar.visible = false;
-
-        SortedList<CameraImportJob> jobs = new SortedList<CameraImportJob>(import_job_comparator);
-        Gee.ArrayList<CameraImportJob> already_imported = new Gee.ArrayList<CameraImportJob>();
-        
-        foreach (DataObject object in items) {
-            ImportPreview preview = (ImportPreview) object;
-            ImportSource import_file = (ImportSource) preview.get_source();
-            
-            if (preview.is_already_imported()) {
-                message("Skipping import of %s: checksum detected in library", 
-                    import_file.get_filename());
-                
-                already_imported.add(new CameraImportJob(null_context, import_file,
-                    preview.get_duplicated_file()));
-                
-                continue;
-            }
-            
-            CameraImportJob import_job = new CameraImportJob(null_context, import_file);
-            
-            // Maintain RAW+JPEG association.
-            if (import_file is PhotoImportSource && 
-                ((PhotoImportSource) import_file).get_associated() != null) {
-                import_job.set_associated(new CameraImportJob(null_context, 
-                    ((PhotoImportSource) import_file).get_associated()));
-            }
-            
-            jobs.add(import_job);
-        }
-        
-        debug("Importing %d files from %s", jobs.size, camera_name);
-        
-        if (jobs.size > 0) {
-            // see import_reporter() to see why this is held during the duration of the import
-            assert(local_ref == null);
-            local_ref = this;
-            
-            BatchImport batch_import = new BatchImport(jobs, camera_name, import_reporter,
-                null, already_imported);
-            batch_import.import_job_failed.connect(on_import_job_failed);
-            batch_import.import_complete.connect(close_import);
-            
-            LibraryWindow.get_app().enqueue_batch_import(batch_import, true);
-            LibraryWindow.get_app().switch_to_import_queue_page();
-            // camera.exit() and busy flag will be handled when the batch import completes
-        } else {
-            // since failed up-front, build a fake (faux?) ImportManifest and report it here
-            if (already_imported.size > 0)
-                import_reporter(new ImportManifest(null, already_imported));
-            
-            close_import();
-        }
-    }
-    
-    private void on_import_job_failed(BatchImportResult result) {
-        if (result.file == null || result.result == ImportResult.SUCCESS)
-            return;
-            
-        // delete the copied file
-        try {
-            result.file.delete(null);
-        } catch (Error err) {
-            message("Unable to delete downloaded file %s: %s", result.file.get_path(), err.message);
-        }
-    }
-    
-    private void import_reporter(ImportManifest manifest) {
-        // TODO: Need to keep the ImportPage around until the BatchImport is completed, but the
-        // page controller (i.e. LibraryWindow) needs to know (a) if ImportPage is busy before
-        // removing and (b) if it is, to be notified when it ain't.  Until that's in place, need
-        // to hold the ref so the page isn't destroyed ... this switcheroo keeps the ref alive
-        // until this function returns (at any time)
-        ImportPage? local_ref = this.local_ref;
-        this.local_ref = null;
-        
-        if (manifest.success.size > 0) {
-            string photos_string = (ngettext("Delete this photo from camera?",
-                "Delete these %d photos from camera?", 
-                manifest.success.size)).printf(manifest.success.size);
-            string videos_string = (ngettext("Delete this video from camera?",
-                "Delete these %d videos from camera?", 
-                manifest.success.size)).printf(manifest.success.size);
-            string both_string = (ngettext("Delete this photo/video from camera?",
-                "Delete these %d photos/videos from camera?", 
-                manifest.success.size)).printf(manifest.success.size);
-            string neither_string = (ngettext("Delete these files from camera?",
-                "Delete these %d files from camera?", 
-                manifest.success.size)).printf(manifest.success.size);
-
-            string question_string = ImportUI.get_media_specific_string(manifest.success,
-                photos_string, videos_string, both_string, neither_string);
-
-            ImportUI.QuestionParams question = new ImportUI.QuestionParams(
-                question_string, Resources.DELETE_LABEL, _("_Keep"));
-        
-            if (!ImportUI.report_manifest(manifest, false, question))
-                return;
-        } else {
-            ImportUI.report_manifest(manifest, false, null);
-            return;
-        }
-        
-        // delete the photos from the camera and the SourceCollection... for now, this is an 
-        // all-or-nothing deal
-        Marker marker = import_sources.start_marking();
-        foreach (BatchImportResult batch_result in manifest.success) {
-            CameraImportJob job = batch_result.job as CameraImportJob;
-            
-            marker.mark(job.get_source());
-        }
-        
-        ProgressDialog progress = new ProgressDialog(AppWindow.get_instance(), 
-            _("Removing photos/videos from camera"), new Cancellable());
-        int error_count = import_sources.destroy_marked(marker, true, progress.monitor);
-        if (error_count > 0) {
-            string error_string =
-                (ngettext("Unable to delete %d photo/video from the camera due to errors.",
-                "Unable to delete %d photos/videos from the camera due to errors.", error_count)).printf(
-                error_count);
-            AppWindow.error_message(error_string);
-        }
-        
-        progress.close();
-        
-        // to stop build warnings
-        local_ref = null;
-    }
-
-    private void close_import() {
-        GPhoto.Result res = camera.exit(spin_idle_context.context);
-        if (res != GPhoto.Result.OK) {
-            // log but don't fail
-            message("Unable to unlock camera: %s", res.to_full_string());
-        }
-        
-        update_status(false, refreshed);
-        
-        on_view_changed();
-    }
-
-    public override void set_display_titles(bool display) {
-        base.set_display_titles(display);
-
-        set_action_active ("ViewTitle", display);
-    }
-    
-    // Gets the search view filter for this page.
-    public override SearchViewFilter get_search_view_filter() {
-        return search_filter;
-    }
-}
-