Add directory tree traversal functionality
Thus far merely bound to the [ and ] keys in the browser.
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c2196df141
commit
c646864805
GPG Key ID:
A0420B94F92B9493
198
fiv-io.c
198
fiv-io.c
@ -3052,6 +3052,14 @@ model_entry_finalize(FivIoModelEntry *entry)
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g_free(entry->collate_key);
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}
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static GArray *
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model_entry_array_new(void)
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{
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GArray *a = g_array_new(FALSE, TRUE, sizeof(FivIoModelEntry));
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g_array_set_clear_func(a, (GDestroyNotify) model_entry_finalize);
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return a;
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}
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struct _FivIoModel {
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GObject parent_instance;
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GPatternSpec **supported_patterns;
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@ -3151,23 +3159,16 @@ model_compare(gconstpointer a, gconstpointer b, gpointer user_data)
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return result;
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}
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static void
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model_resort(FivIoModel *self)
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{
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g_array_sort_with_data(self->subdirs, model_compare, self);
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g_array_sort_with_data(self->files, model_compare, self);
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g_signal_emit(self, model_signals[FILES_CHANGED], 0);
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g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
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}
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static gboolean
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model_reload(FivIoModel *self, GError **error)
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model_reload_to(FivIoModel *self, GFile *directory,
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GArray *subdirs, GArray *files, GError **error)
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{
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g_array_set_size(self->subdirs, 0);
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g_array_set_size(self->files, 0);
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if (subdirs)
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g_array_set_size(subdirs, 0);
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if (files)
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g_array_set_size(files, 0);
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GFileEnumerator *enumerator = g_file_enumerate_children(self->directory,
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GFileEnumerator *enumerator = g_file_enumerate_children(directory,
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G_FILE_ATTRIBUTE_STANDARD_TYPE ","
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G_FILE_ATTRIBUTE_STANDARD_NAME ","
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G_FILE_ATTRIBUTE_STANDARD_TARGET_URI ","
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@ -3175,12 +3176,8 @@ model_reload(FivIoModel *self, GError **error)
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G_FILE_ATTRIBUTE_TIME_MODIFIED ","
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G_FILE_ATTRIBUTE_TIME_MODIFIED_USEC,
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G_FILE_QUERY_INFO_NONE, NULL, error);
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if (!enumerator) {
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// Note that this has had a side-effect of clearing all entries.
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g_signal_emit(self, model_signals[FILES_CHANGED], 0);
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g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
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if (!enumerator)
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return FALSE;
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}
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GFileInfo *info = NULL;
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GFile *child = NULL;
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@ -3192,12 +3189,20 @@ model_reload(FivIoModel *self, GError **error)
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g_clear_error(&e);
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continue;
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}
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if (!info)
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break;
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if (self->filtering && g_file_info_get_is_hidden(info))
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continue;
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GArray *target = NULL;
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if (g_file_info_get_file_type(info) == G_FILE_TYPE_DIRECTORY)
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target = subdirs;
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else if (!self->filtering ||
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model_supports(self, g_file_info_get_name(info)))
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target = files;
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if (!target)
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continue;
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FivIoModelEntry entry = {.uri = g_file_get_uri(child),
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.target_uri = g_strdup(g_file_info_get_attribute_string(
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info, G_FILE_ATTRIBUTE_STANDARD_TARGET_URI))};
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@ -3214,21 +3219,148 @@ model_reload(FivIoModel *self, GError **error)
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entry.collate_key = g_utf8_collate_key_for_filename(parse_name, -1);
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g_free(parse_name);
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const char *name = g_file_info_get_name(info);
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if (g_file_info_get_file_type(info) == G_FILE_TYPE_DIRECTORY)
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g_array_append_val(self->subdirs, entry);
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else if (!self->filtering || model_supports(self, name))
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g_array_append_val(self->files, entry);
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else
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model_entry_finalize(&entry);
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g_array_append_val(target, entry);
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}
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g_object_unref(enumerator);
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// We also emit change signals there, indirectly.
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model_resort(self);
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if (subdirs)
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g_array_sort_with_data(subdirs, model_compare, self);
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if (files)
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g_array_sort_with_data(files, model_compare, self);
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return TRUE;
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}
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static gboolean
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model_reload(FivIoModel *self, GError **error)
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{
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// Note that this will clear all entries on failure.
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gboolean result = model_reload_to(
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self, self->directory, self->subdirs, self->files, error);
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g_signal_emit(self, model_signals[FILES_CHANGED], 0);
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g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
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return result;
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}
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static void
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model_resort(FivIoModel *self)
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{
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g_array_sort_with_data(self->subdirs, model_compare, self);
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g_array_sort_with_data(self->files, model_compare, self);
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g_signal_emit(self, model_signals[FILES_CHANGED], 0);
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g_signal_emit(self, model_signals[SUBDIRECTORIES_CHANGED], 0);
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}
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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// This would be more efficient iteratively, but it's not that important.
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static GFile *
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model_last_deep_subdirectory(FivIoModel *self, GFile *directory)
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{
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GFile *result = NULL;
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GArray *subdirs = model_entry_array_new();
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if (!model_reload_to(self, directory, subdirs, NULL, NULL))
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goto out;
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if (subdirs->len) {
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GFile *last = g_file_new_for_uri(
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g_array_index(subdirs, FivIoModelEntry, subdirs->len - 1).uri);
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result = model_last_deep_subdirectory(self, last);
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g_object_unref(last);
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} else {
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result = g_object_ref(directory);
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}
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out:
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g_array_free(subdirs, TRUE);
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return result;
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}
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GFile *
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fiv_io_model_get_previous_directory(FivIoModel *self)
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{
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g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
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GFile *parent_directory = g_file_get_parent(self->directory);
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if (!parent_directory)
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return NULL;
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GFile *result = NULL;
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GArray *subdirs = model_entry_array_new();
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if (!model_reload_to(self, parent_directory, subdirs, NULL, NULL))
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goto out;
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for (gsize i = 0; i < subdirs->len; i++) {
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GFile *file = g_file_new_for_uri(
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g_array_index(subdirs, FivIoModelEntry, i).uri);
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if (g_file_equal(file, self->directory)) {
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g_object_unref(file);
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break;
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}
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g_clear_object(&result);
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result = file;
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}
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if (result) {
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GFile *last = model_last_deep_subdirectory(self, result);
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g_object_unref(result);
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result = last;
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} else {
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result = g_object_ref(parent_directory);
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}
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out:
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g_object_unref(parent_directory);
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g_array_free(subdirs, TRUE);
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return result;
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}
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// This would be more efficient iteratively, but it's not that important.
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static GFile *
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model_next_directory_within_parents(FivIoModel *self, GFile *directory)
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{
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GFile *parent_directory = g_file_get_parent(directory);
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if (!parent_directory)
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return NULL;
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GFile *result = NULL;
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GArray *subdirs = model_entry_array_new();
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if (!model_reload_to(self, parent_directory, subdirs, NULL, NULL))
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goto out;
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gboolean found_self = FALSE;
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for (gsize i = 0; i < subdirs->len; i++) {
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result = g_file_new_for_uri(
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g_array_index(subdirs, FivIoModelEntry, i).uri);
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if (found_self)
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goto out;
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found_self = g_file_equal(result, directory);
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g_clear_object(&result);
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}
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if (!result)
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result = model_next_directory_within_parents(self, parent_directory);
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out:
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g_object_unref(parent_directory);
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g_array_free(subdirs, TRUE);
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return result;
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}
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GFile *
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fiv_io_model_get_next_directory(FivIoModel *self)
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{
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g_return_val_if_fail(FIV_IS_IO_MODEL(self), NULL);
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if (self->subdirs->len) {
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return g_file_new_for_uri(
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g_array_index(self->subdirs, FivIoModelEntry, 0).uri);
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}
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return model_next_directory_within_parents(self, self->directory);
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}
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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static void
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@ -3348,12 +3480,8 @@ fiv_io_model_init(FivIoModel *self)
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self->supported_patterns[n] = g_pattern_spec_new(globs[n]);
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g_strfreev(globs);
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self->files = g_array_new(FALSE, TRUE, sizeof(FivIoModelEntry));
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self->subdirs = g_array_new(FALSE, TRUE, sizeof(FivIoModelEntry));
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g_array_set_clear_func(
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self->subdirs, (GDestroyNotify) model_entry_finalize);
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g_array_set_clear_func(
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self->files, (GDestroyNotify) model_entry_finalize);
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self->files = model_entry_array_new();
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self->subdirs = model_entry_array_new();
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}
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gboolean
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5
fiv-io.h
5
fiv-io.h
@ -130,6 +130,11 @@ gboolean fiv_io_model_open(FivIoModel *self, GFile *directory, GError **error);
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/// There is no ownership transfer, and the object may be NULL.
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GFile *fiv_io_model_get_location(FivIoModel *self);
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/// Returns the previous VFS directory in order, or NULL.
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GFile *fiv_io_model_get_previous_directory(FivIoModel *self);
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/// Returns the next VFS directory in order, or NULL.
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GFile *fiv_io_model_get_next_directory(FivIoModel *self);
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typedef struct {
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gchar *uri; ///< GIO URI
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gchar *target_uri; ///< GIO URI for any target
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35
fiv.c
35
fiv.c
@ -120,8 +120,10 @@ static struct key_group help_keys_browser[] = {
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{"General: Navigation", help_keys_navigation},
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{"General: View", help_keys_view},
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{"Navigation", (struct key[]) {
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{"<Alt>Up", "Go to parent directory"},
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{"<Alt>Home", "Go home"},
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{"<Alt>Up", "Go to parent directory"},
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{"bracketleft", "Go to previous directory in tree"},
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{"bracketright", "Go to next directory in tree"},
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{"Return", "Open selected item"},
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{"<Alt>Return", "Show file information"},
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{}
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@ -1088,6 +1090,30 @@ on_view_drag_data_received(G_GNUC_UNUSED GtkWidget *widget,
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g_strfreev(uris);
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}
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static void
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on_dir_previous(void)
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{
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GFile *directory = fiv_io_model_get_previous_directory(g.model);
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if (directory) {
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gchar *uri = g_file_get_uri(directory);
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g_object_unref(directory);
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load_directory(uri);
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g_free(uri);
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}
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}
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static void
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on_dir_next(void)
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{
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GFile *directory = fiv_io_model_get_next_directory(g.model);
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if (directory) {
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gchar *uri = g_file_get_uri(directory);
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g_object_unref(directory);
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load_directory(uri);
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g_free(uri);
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}
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}
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static void
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on_toolbar_zoom(G_GNUC_UNUSED GtkButton *button, gpointer user_data)
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{
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@ -1422,6 +1448,13 @@ on_key_press_browser_paned(G_GNUC_UNUSED GtkWidget *widget, GdkEventKey *event,
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!gtk_widget_is_visible(g.browser_sidebar));
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return TRUE;
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case GDK_KEY_bracketleft:
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on_dir_previous();
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return TRUE;
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case GDK_KEY_bracketright:
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on_dir_next();
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return TRUE;
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case GDK_KEY_Escape:
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fiv_browser_select(FIV_BROWSER(g.browser), NULL);
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return TRUE;
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