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author | Ettore Perazzoli <ettore@src.gnome.org> | 2000-09-09 03:15:32 +0800 |
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committer | Ettore Perazzoli <ettore@src.gnome.org> | 2000-09-09 03:15:32 +0800 |
commit | ae4764c108d1efe86f0d7b41227959d6b0af2b96 (patch) | |
tree | 6b58110068cca13ecc99f7a328b164bc094eba32 /shell/e-storage.c | |
parent | 22c9e50e6996f98cb98f3e342708081786eefd2a (diff) | |
download | gsoc2013-evolution-ae4764c108d1efe86f0d7b41227959d6b0af2b96.tar.gz gsoc2013-evolution-ae4764c108d1efe86f0d7b41227959d6b0af2b96.tar.zst gsoc2013-evolution-ae4764c108d1efe86f0d7b41227959d6b0af2b96.zip |
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
Diffstat (limited to 'shell/e-storage.c')
-rw-r--r-- | shell/e-storage.c | 240 |
1 files changed, 56 insertions, 184 deletions
diff --git a/shell/e-storage.c b/shell/e-storage.c index ae984f7a09..ee09b5576c 100644 --- a/shell/e-storage.c +++ b/shell/e-storage.c @@ -32,6 +32,8 @@ #include "e-util/e-util.h" +#include "e-folder-tree.h" + #include "e-storage.h" @@ -41,18 +43,8 @@ static GtkObjectClass *parent_class = NULL; #define ES_CLASS(obj) \ E_STORAGE_CLASS (GTK_OBJECT (obj)->klass) -/* This describes a folder and its children. */ -struct _Folder { - struct _Folder *parent; - - char *path; - EFolder *e_folder; - GList *subfolders; -}; -typedef struct _Folder Folder; - struct _EStoragePrivate { - GHashTable *path_to_folder; /* Folder */ + EFolderTree *folder_tree; }; enum { @@ -64,111 +56,23 @@ enum { static guint signals[LAST_SIGNAL] = { 0 }; -/* Folder handling. */ - -static Folder * -folder_new (EFolder *e_folder, - const char *path) -{ - Folder *folder; - - folder = g_new (Folder, 1); - folder->path = g_strdup (path); - folder->parent = NULL; - folder->e_folder = e_folder; - folder->subfolders = NULL; - - return folder; -} - -static void -folder_remove_subfolder (Folder *folder, Folder *subfolder) -{ - g_list_remove (folder->subfolders, folder); -} - -static void -folder_add_subfolder (Folder *folder, Folder *subfolder) -{ - folder->subfolders = g_list_prepend (folder->subfolders, subfolder); - subfolder->parent = folder; -} - -static void -folder_destroy (Folder *folder) -{ - g_assert (folder->subfolders == NULL); - - if (folder->parent != NULL) - folder_remove_subfolder (folder->parent, folder); - - g_free (folder->path); - - if (folder->e_folder != NULL) - gtk_object_unref (GTK_OBJECT (folder->e_folder)); - - g_free (folder); -} +/* Destroy notification function for the folders in the tree. */ static void -remove_folder (EStorage *storage, - Folder *folder) +folder_destroy_notify (EFolderTree *tree, + const char *path, + void *data, + void *closure) { - EStoragePrivate *priv; - - priv = storage->priv; - - if (folder->subfolders != NULL) { - GList *p; - - for (p = folder->subfolders; p != NULL; p = p->next) { - Folder *subfolder; - - subfolder = (Folder *) p->data; - remove_folder (storage, subfolder); - } + EFolder *e_folder; - g_list_free (folder->subfolders); - folder->subfolders = NULL; + if (data == NULL) { + /* The root folder has no EFolder associated to it. */ + return; } - g_hash_table_remove (priv->path_to_folder, folder->path); - - folder_destroy (folder); -} - -static void -free_private (EStorage *storage) -{ - EStoragePrivate *priv; - Folder *root_folder; - - priv = storage->priv; - - root_folder = g_hash_table_lookup (priv->path_to_folder, G_DIR_SEPARATOR_S); - remove_folder (storage, root_folder); - - g_hash_table_destroy (priv->path_to_folder); - - g_free (priv); -} - - -/* Private utility functions. */ - -static char * -get_parent_path (const char *path) -{ - const char *last_separator; - - g_assert (g_path_is_absolute (path)); - - last_separator = strrchr (path, G_DIR_SEPARATOR); - - if (last_separator == path) - return g_strdup (G_DIR_SEPARATOR_S); - - return g_strndup (path, last_separator - path); + e_folder = E_FOLDER (data); + gtk_object_unref (GTK_OBJECT (e_folder)); } @@ -178,10 +82,13 @@ static void destroy (GtkObject *object) { EStorage *storage; + EStoragePrivate *priv; storage = E_STORAGE (object); + priv = storage->priv; - free_private (storage); + if (priv->folder_tree != NULL) + e_folder_tree_destroy (priv->folder_tree); (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); } @@ -193,23 +100,29 @@ static GList * impl_list_folders (EStorage *storage, const char *path) { - Folder *folder; - Folder *subfolder; + EStoragePrivate *priv; + GList *path_list; GList *list; GList *p; - folder = g_hash_table_lookup (storage->priv->path_to_folder, path); - if (folder == NULL) - return NULL; + priv = storage->priv; + + path_list = e_folder_tree_get_subfolders (priv->folder_tree, path); list = NULL; - for (p = folder->subfolders; p != NULL; p = p->next) { - subfolder = (Folder *) p->data; + for (p = path_list; p != NULL; p = p->next) { + EFolder *e_folder; + const char *sub_path; + + sub_path = (const char *) p->data; + e_folder = e_folder_tree_get_folder (priv->folder_tree, sub_path); - gtk_object_ref (GTK_OBJECT (subfolder->e_folder)); - list = g_list_prepend (list, subfolder->e_folder); + gtk_object_ref (GTK_OBJECT (e_folder)); + list = g_list_prepend (list, e_folder); } + e_free_string_list (path_list); + return list; } @@ -218,15 +131,13 @@ impl_get_folder (EStorage *storage, const char *path) { EStoragePrivate *priv; - Folder *folder; + EFolder *e_folder; priv = storage->priv; - folder = g_hash_table_lookup (priv->path_to_folder, path); - if (folder == NULL) - return NULL; + e_folder = (EFolder *) e_folder_tree_get_folder (priv->folder_tree, path); - return folder->e_folder; + return e_folder; } static const char * @@ -300,7 +211,8 @@ init (EStorage *storage) EStoragePrivate *priv; priv = g_new (EStoragePrivate, 1); - priv->path_to_folder = g_hash_table_new (g_str_hash, g_str_equal); + + priv->folder_tree = e_folder_tree_new (folder_destroy_notify, NULL); storage->priv = priv; } @@ -311,15 +223,10 @@ init (EStorage *storage) void e_storage_construct (EStorage *storage) { - Folder *root_folder; - g_return_if_fail (storage != NULL); g_return_if_fail (E_IS_STORAGE (storage)); GTK_OBJECT_UNSET_FLAGS (GTK_OBJECT (storage), GTK_FLOATING); - - root_folder = folder_new (NULL, G_DIR_SEPARATOR_S); - g_hash_table_insert (storage->priv->path_to_folder, root_folder->path, root_folder); } EStorage * @@ -463,30 +370,27 @@ struct _GetPathForPhysicalUriForeachData { typedef struct _GetPathForPhysicalUriForeachData GetPathForPhysicalUriForeachData; static void -get_path_for_physical_uri_foreach (void *key, - void *value, - void *data) +get_path_for_physical_uri_foreach (EFolderTree *folder_tree, + const char *path, + void *data, + void *closure) { GetPathForPhysicalUriForeachData *foreach_data; const char *physical_uri; - Folder *folder; + EFolder *e_folder; foreach_data = (GetPathForPhysicalUriForeachData *) data; if (foreach_data->retval != NULL) return; - folder = (Folder *) value; - if (folder->e_folder == NULL) + e_folder = (EFolder *) data; + if (e_folder == NULL) return; - physical_uri = e_folder_get_physical_uri (folder->e_folder); - - if (strcmp (foreach_data->physical_uri, physical_uri) == 0) { - const char *path; + physical_uri = e_folder_get_physical_uri (e_folder); - path = (const char *) key; + if (strcmp (foreach_data->physical_uri, physical_uri) == 0) foreach_data->retval = g_strdup (path); - } } /** @@ -514,9 +418,9 @@ e_storage_get_path_for_physical_uri (EStorage *storage, priv = storage->priv; foreach_data.physical_uri = physical_uri; - foreach_data.retval = NULL; + foreach_data.retval = NULL; - g_hash_table_foreach (priv->path_to_folder, get_path_for_physical_uri_foreach, &foreach_data); + e_folder_tree_foreach (priv->folder_tree, get_path_for_physical_uri_foreach, &foreach_data); return foreach_data.retval; } @@ -529,52 +433,24 @@ e_storage_get_path_for_physical_uri (EStorage *storage, gboolean e_storage_new_folder (EStorage *storage, - const char *full_path, + const char *path, EFolder *e_folder) { EStoragePrivate *priv; - Folder *folder; - Folder *parent_folder; - const char *name; - char *parent_path; g_return_val_if_fail (storage != NULL, FALSE); g_return_val_if_fail (E_IS_STORAGE (storage), FALSE); - g_return_val_if_fail (full_path != NULL, FALSE); - g_return_val_if_fail (g_path_is_absolute (full_path), FALSE); + g_return_val_if_fail (path != NULL, FALSE); + g_return_val_if_fail (g_path_is_absolute (path), FALSE); g_return_val_if_fail (e_folder != NULL, FALSE); g_return_val_if_fail (E_IS_FOLDER (e_folder), FALSE); priv = storage->priv; - parent_path = get_parent_path (full_path); - - parent_folder = g_hash_table_lookup (priv->path_to_folder, parent_path); - if (parent_folder == NULL) { - g_warning ("%s: Trying to add a subfolder to a path that does not exist yet -- %s", - __FUNCTION__, parent_path); - return FALSE; - } - - name = e_folder_get_name (e_folder); - g_assert (name != NULL); - g_return_val_if_fail (*name != G_DIR_SEPARATOR, FALSE); - - folder = g_hash_table_lookup (priv->path_to_folder, full_path); - if (folder != NULL) { - g_warning ("%s: Trying to add a subfolder for a path that already exists -- %s", - __FUNCTION__, full_path); + if (! e_folder_tree_add (priv->folder_tree, path, e_folder)) return FALSE; - } - - folder = folder_new (e_folder, full_path); - folder_add_subfolder (parent_folder, folder); - - g_hash_table_insert (priv->path_to_folder, folder->path, folder); - gtk_signal_emit (GTK_OBJECT (storage), signals[NEW_FOLDER], folder->path); - - g_free (parent_path); + gtk_signal_emit (GTK_OBJECT (storage), signals[NEW_FOLDER], path); return TRUE; } @@ -584,7 +460,6 @@ e_storage_removed_folder (EStorage *storage, const char *path) { EStoragePrivate *priv; - Folder *folder; g_return_val_if_fail (storage != NULL, FALSE); g_return_val_if_fail (E_IS_STORAGE (storage), FALSE); @@ -593,15 +468,12 @@ e_storage_removed_folder (EStorage *storage, priv = storage->priv; - folder = g_hash_table_lookup (priv->path_to_folder, path); - if (folder == NULL) { - g_warning ("%s: Folder not found -- %s", __FUNCTION__, path); + if (e_folder_tree_get_folder (priv->folder_tree, path) == NULL) return FALSE; - } gtk_signal_emit (GTK_OBJECT (storage), signals[REMOVED_FOLDER], path); - remove_folder (storage, folder); + e_folder_tree_remove (priv->folder_tree, path); return TRUE; } |