1 files changed, 72 insertions, 0 deletions
diff --git a/fiv-io-model.h b/fiv-io-model.h
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+++ b/fiv-io-model.h
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+//
+// fiv-io-model.h: filesystem
+//
+// Copyright (c) 2021 - 2023, Přemysl Eric Janouch <p@janouch.name>
+//
+// Permission to use, copy, modify, and/or distribute this software for any
+// purpose with or without fee is hereby granted.
+//
+// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+// SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+// OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+// CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+//
+
+#pragma once
+
+#include <gio/gio.h>
+#include <glib.h>
+
+// Avoid glib-mkenums.
+typedef enum _FivIoModelSort {
+#define FIV_IO_MODEL_SORTS(XX) \
+	XX(NAME) \
+	XX(MTIME)
+#define XX(name) FIV_IO_MODEL_SORT_ ## name,
+	FIV_IO_MODEL_SORTS(XX)
+#undef XX
+	FIV_IO_MODEL_SORT_COUNT
+} FivIoModelSort;
+
+GType fiv_io_model_sort_get_type(void) G_GNUC_CONST;
+#define FIV_TYPE_IO_MODEL_SORT (fiv_io_model_sort_get_type())
+
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+typedef struct {
+	const char *uri;                    ///< GIO URI
+	const char *target_uri;             ///< GIO URI for any target
+	const char *display_name;           ///< Label for the file
+	const char *collate_key;            ///< Collate key for the filename
+	guint64 filesize;                   ///< Filesize in bytes
+	gint64 mtime_msec;                  ///< Modification time in milliseconds
+} FivIoModelEntry;
+
+GType fiv_io_model_entry_get_type(void) G_GNUC_CONST;
+#define FIV_TYPE_IO_MODEL_ENTRY (fiv_io_model_entry_get_type())
+
+FivIoModelEntry *fiv_io_model_entry_ref(FivIoModelEntry *self);
+void fiv_io_model_entry_unref(FivIoModelEntry *self);
+
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+
+#define FIV_TYPE_IO_MODEL (fiv_io_model_get_type())
+G_DECLARE_FINAL_TYPE(FivIoModel, fiv_io_model, FIV, IO_MODEL, GObject)
+
+/// Loads a directory. Clears itself even on failure.
+gboolean fiv_io_model_open(FivIoModel *self, GFile *directory, GError **error);
+
+/// Returns the current location as a GFile.
+/// There is no ownership transfer, and the object may be NULL.
+GFile *fiv_io_model_get_location(FivIoModel *self);
+
+/// Returns the previous VFS directory in order, or NULL.
+GFile *fiv_io_model_get_previous_directory(FivIoModel *self);
+/// Returns the next VFS directory in order, or NULL.
+GFile *fiv_io_model_get_next_directory(FivIoModel *self);
+
+FivIoModelEntry *const *fiv_io_model_get_files(FivIoModel *self, gsize *len);
+FivIoModelEntry *const *fiv_io_model_get_subdirs(FivIoModel *self, gsize *len);