Implemented a new `EFolderTree' object. Make `EStorage' use it

instead of doing the folder tree bookkeeping by itself.  Fix my broken
fix to Clahey's broken warning fix.

svn path=/trunk/; revision=5272

1 files changed, 52 insertions, 0 deletions

diff --git a/shell/e-folder-tree.h b/shell/e-folder-tree.h
new file mode 100644
index 0000000000..59613cbaba
--- /dev/null
+++ b/shell/e-folder-tree.h
@@ -0,0 +1,52 @@
+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+/* e-folder-tree.h
+ *
+ * Copyright (C) 2000  Helix Code, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Author: Ettore Perazzoli
+ */
+
+#ifndef _E_FOLDER_TREE_H_
+#define _E_FOLDER_TREE_H_
+
+
+typedef struct _EFolderTree EFolderTree;
+
+typedef void (* EFolderDestroyNotify)   (EFolderTree *tree, const char *path, void *data, void *closure);
+typedef void (* EFolderTreeForeachFunc) (EFolderTree *tree, const char *path, void *data, void *closure);
+
+
+EFolderTree *e_folder_tree_new             (EFolderDestroyNotify    folder_destroy_notify,
+					    void                   *closure);
+void         e_folder_tree_destroy         (EFolderTree            *folder_tree);
+gboolean     e_folder_tree_add             (EFolderTree            *folder_tree,
+					    const char             *path,
+					    void                   *data);
+gboolean     e_folder_tree_remove          (EFolderTree            *folder_tree,
+					    const char             *path);
+
+void        *e_folder_tree_get_folder      (EFolderTree            *folder_tree,
+					    const char             *path);
+GList       *e_folder_tree_get_subfolders  (EFolderTree            *folder_tree,
+					    const char             *path);
+
+void         e_folder_tree_foreach         (EFolderTree            *folder_tree,
+					    EFolderTreeForeachFunc  foreach_func,
+					    void                   *data);
+
+#endif /* _E_FOLDER_TREE_H_ */