Clean up
This makes the thumbnailer able to load at most one directory, which we don't particularly mind.
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336053f24d
commit
004919cbc5
GPG Key ID:
A0420B94F92B9493
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@ -48,11 +48,11 @@ struct _FivBrowser {
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int item_spacing; ///< Space between items in pixels
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char *path; ///< Current path
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GArray *entries; ///< [Entry]
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GArray *layouted_rows; ///< [Row]
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GArray *entries; ///< []Entry
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GArray *layouted_rows; ///< []Row
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int selected;
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GList *thumbnail_queue; ///< URIs to thumbnail
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GList *thumbnail_queue; ///< Entry pointers
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GSubprocess *thumbnailer; ///< A slave for the current queue head
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GCancellable *thumbnail_cancel; ///< Cancellable handle
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@ -448,25 +448,11 @@ reload_thumbnails(FivBrowser *self)
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// --- Slave management --------------------------------------------------------
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static void thumbnailer_step(FivBrowser *self);
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static void thumbnailer_next(FivBrowser *self);
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static void
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thumbnailer_process(FivBrowser *self, const gchar *uri)
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thumbnailer_reprocess_entry(FivBrowser *self, Entry *entry)
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{
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// TODO(p): Consider using Entry pointers directly.
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Entry *entry = NULL;
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for (guint i = 0; i < self->entries->len; i++) {
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Entry *e = &g_array_index(self->entries, Entry, i);
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if (!g_strcmp0(e->uri, uri)) {
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entry = e;
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break;
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}
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}
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if (!entry) {
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g_warning("finished thumbnailing an unknown URI");
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return;
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}
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entry_add_thumbnail(entry, self);
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materialize_icon(self, entry);
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gtk_widget_queue_resize(GTK_WIDGET(self));
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@ -491,26 +477,32 @@ on_thumbnailer_ready(GObject *object, GAsyncResult *res, gpointer user_data)
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return;
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}
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gchar *uri = self->thumbnail_queue->data;
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Entry *entry = self->thumbnail_queue->data;
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self->thumbnail_queue =
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g_list_delete_link(self->thumbnail_queue, self->thumbnail_queue);
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if (succeeded)
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thumbnailer_process(self, uri);
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g_free(uri);
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thumbnailer_reprocess_entry(self, entry);
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// TODO(p): Eliminate high recursion depth with non-paths.
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thumbnailer_step(self);
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thumbnailer_next(self);
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}
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static void
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thumbnailer_step(FivBrowser *self)
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thumbnailer_next(FivBrowser *self)
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{
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if (!self->thumbnail_queue)
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GList *link = self->thumbnail_queue;
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if (!link)
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return;
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GFile *file = g_file_new_for_uri(self->thumbnail_queue->data);
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const Entry *entry = link->data;
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GFile *file = g_file_new_for_uri(entry->uri);
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gchar *path = g_file_get_path(file);
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g_object_unref(file);
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if (!path) {
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// TODO(p): Support thumbnailing non-local URIs in some manner.
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self->thumbnail_queue = g_list_delete_link(self->thumbnail_queue, link);
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return;
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}
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GError *error = NULL;
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self->thumbnailer = g_subprocess_new(G_SUBPROCESS_FLAGS_NONE, &error,
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@ -518,7 +510,6 @@ thumbnailer_step(FivBrowser *self)
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fiv_io_thumbnail_sizes[self->item_size].thumbnail_spec_name, "--", path,
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NULL);
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g_free(path);
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if (error) {
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g_warning("%s", error->message);
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g_error_free(error);
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@ -531,28 +522,34 @@ thumbnailer_step(FivBrowser *self)
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}
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static void
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thumbnailer_launch(FivBrowser *self)
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thumbnailer_abort(FivBrowser *self)
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{
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if (self->thumbnailer) {
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if (self->thumbnail_cancel) {
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g_cancellable_cancel(self->thumbnail_cancel);
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g_clear_object(&self->thumbnail_cancel);
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// Just let it exit on its own.
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g_clear_object(&self->thumbnailer);
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g_list_free_full(self->thumbnail_queue, g_free);
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self->thumbnail_queue = NULL;
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}
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// Just let it exit on its own.
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g_clear_object(&self->thumbnailer);
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g_list_free(self->thumbnail_queue);
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self->thumbnail_queue = NULL;
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}
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static void
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thumbnailer_start(FivBrowser *self)
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{
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thumbnailer_abort(self);
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// TODO(p): Also collect rescaled images.
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GList *missing = NULL, *rescaled = NULL;
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for (guint i = self->entries->len; i--; ) {
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Entry *e = &g_array_index(self->entries, Entry, i);
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if (e->icon)
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missing = g_list_prepend(missing, g_strdup(e->uri));
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Entry *entry = &g_array_index(self->entries, Entry, i);
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if (entry->icon)
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missing = g_list_prepend(missing, entry);
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}
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self->thumbnail_queue = g_list_concat(missing, rescaled);
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thumbnailer_step(self);
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thumbnailer_next(self);
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}
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// --- Context menu-------------------------------------------------------------
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@ -742,19 +739,13 @@ static void
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fiv_browser_finalize(GObject *gobject)
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{
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FivBrowser *self = FIV_BROWSER(gobject);
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thumbnailer_abort(self);
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g_free(self->path);
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g_array_free(self->entries, TRUE);
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g_array_free(self->layouted_rows, TRUE);
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cairo_surface_destroy(self->glow);
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g_clear_object(&self->pointer);
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g_list_free_full(self->thumbnail_queue, g_free);
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g_clear_object(&self->thumbnailer);
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if (self->thumbnail_cancel) {
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g_cancellable_cancel(self->thumbnail_cancel);
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g_clear_object(&self->thumbnail_cancel);
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}
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G_OBJECT_CLASS(fiv_browser_parent_class)->finalize(gobject);
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}
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@ -1166,6 +1157,9 @@ void
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fiv_browser_load(
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FivBrowser *self, FivBrowserFilterCallback cb, const char *path)
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{
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g_return_if_fail(FIV_IS_BROWSER(self));
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thumbnailer_abort(self);
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g_array_set_size(self->entries, 0);
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g_array_set_size(self->layouted_rows, 0);
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g_clear_pointer(&self->path, g_free);
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@ -1198,5 +1192,5 @@ fiv_browser_load(
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g_array_sort(self->entries, entry_compare);
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reload_thumbnails(self);
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thumbnailer_launch(self);
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thumbnailer_start(self);
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}
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