Moved here. (drop_folder): Moved here. (import_message_rfc822): Moved

2003-12-02  Jeffrey Stedfast  <fejj@ximian.com>

	* em-folder-tree-model.c (drop_uid_list): Moved here.
	(drop_folder): Moved here.
	(import_message_rfc822): Moved here.
	(drop_message_rfc822): Moved here.
	(drop_text_uri_list): Moved here.
	(model_drag_data_received): Moved the logic from em-folder-tree.c
	into here.
	(model_row_drop_possible): Same.
	(model_row_draggable): Same.
	(drag_text_uri_list): Moved here.
	(model_drag_data_get): Moved logic here.
	(model_drag_data_delete): Moved logic here.

	* em-folder-tree.c (drag_data_get_cb): Pass the full_name to
	camel_store_get_folder() rather than the path.
	(drag_data_received_cb): Same.
	(drop_uid_list): Removed.
	(drop_folder): Removed.
	(import_message_rfc822): Removed.
	(drop_message_rfc822): Removed.
	(drop_text_uri_list): Removed.
	(drag_data_received_cb): Removed.
	(row_drop_possible_cb): Removed.
	(row_draggable_cb): Removed.
	(drag_text_uri_list): Removed.
	(drag_data_get_cb): Removed.
	(drag_data_delete_cb): Removed.
	(em_folder_tree_enable_drag_and_drop): Don't connect to any of the
	drag & drop signals, they don't exist anymore.

	* mail-component.c (impl_createControls): Enable drag-and-drop.

	* em-folder-tree.c (em_folder_tree_new_with_model): Connect to the
	loading row signal.
	(loading_row_cb): Expand the path if needed.
	(em_folder_tree_destroy): Disconnect from the loading-row signal.
	(em_folder_tree_enable_drag_and_drop): New function to enable
	drag-and-drop.
	(em_folder_tree_new): Remove drag-and-drop setup code.

	* em-folder-tree-model.c (em_folder_tree_model_class_init): Define
	the loading-row signal.
	(em_folder_tree_model_set_folder_info): emit the loading-row signal.

svn path=/trunk/; revision=23590

1 files changed, 15 insertions, 447 deletions

diff --git a/mail/em-folder-tree.c b/mail/em-folder-tree.c
index 42ffcf0f1d..aac98704c1 100644
--- a/mail/em-folder-tree.c
+++ b/mail/em-folder-tree.c
@@ -75,9 +75,6 @@ struct _EMFolderTreePrivate {
 	guint save_state_id;
 	
 	guint loading_row_id;
-	
-	/* dnd signal ids */
-	guint ddr, rdp, rd, ddg, ddd;
 };
 
 enum {
@@ -322,36 +319,6 @@ em_folder_tree_destroy (GtkObject *obj)
 		priv->loading_row_id = 0;
 	}
 	
-	if (priv->ddr != 0) {
-		g_signal_handler_disconnect (priv->model, priv->ddr);
-		priv->ddr = 0;
-	}
-	
-	if (priv->rdp != 0) {
-		g_signal_handler_disconnect (priv->model, priv->rdp);
-		priv->rdp = 0;
-	}
-	
-	if (priv->rd != 0) {
-		g_signal_handler_disconnect (priv->model, priv->rd);
-		priv->rd = 0;
-	}
-	
-	if (priv->ddg != 0) {
-		g_signal_handler_disconnect (priv->model, priv->ddg);
-		priv->ddg = 0;
-	}
-	
-	if (priv->ddd != 0) {
-		g_signal_handler_disconnect (priv->model, priv->ddd);
-		priv->ddd = 0;
-	}
-	
-	if (priv->save_state_id != 0) {
-		em_folder_tree_save_state ((EMFolderTree *) obj);
-		priv->save_state_id = 0;
-	}
-	
 	priv->treeview = NULL;
 	priv->model = NULL;
 	
@@ -418,411 +385,9 @@ em_folder_tree_construct (EMFolderTree *emft, EMFolderTreeModel *model)
 }
 
 
-static void
-drop_uid_list (EMFolderTree *emft, CamelFolder *dest, gboolean move, GtkSelectionData *selection, CamelException *ex)
-{
-	CamelFolder *src;
-	GPtrArray *uids;
-	char *src_uri;
-	
-	em_utils_selection_get_uidlist (selection, &src_uri, &uids);
-	
-	if (!(src = mail_tool_uri_to_folder (src_uri, 0, ex))) {
-		em_utils_uids_free (uids);
-		g_free (src_uri);
-		return;
-	}
-	
-	g_free (src_uri);
-	
-	camel_folder_transfer_messages_to (src, uids, dest, NULL, move, ex);
-	em_utils_uids_free (uids);
-	camel_object_unref (src);
-}
-
-static void
-drop_folder (EMFolderTree *emft, CamelFolder *dest, gboolean move, GtkSelectionData *selection, CamelException *ex)
-{
-	CamelFolder *src;
-	
-	/* get the folder being dragged */
-	if (!(src = mail_tool_uri_to_folder (selection->data, 0, ex)))
-		return;
-	
-	if (src->parent_store == dest->parent_store && move) {
-		/* simple rename() action */
-		char *old_name, *new_name;
-		
-		old_name = g_strdup (src->full_name);
-		new_name = g_strdup_printf ("%s/%s", dest->full_name, src->name);
-		
-		camel_store_rename_folder (dest->parent_store, old_name, new_name, ex);
-		
-		g_free (old_name);
-		g_free (new_name);
-	} else {
-		/* copy the folder to the new location */
-		CamelFolder *folder;
-		char *path;
-		
-		path = g_strdup_printf ("%s/%s", dest->full_name, src->name);
-		if ((folder = camel_store_get_folder (dest->parent_store, path, CAMEL_STORE_FOLDER_CREATE, ex))) {
-			GPtrArray *uids;
-			
-			uids = camel_folder_get_uids (src);
-			camel_folder_transfer_messages_to (src, uids, folder, NULL, FALSE, ex);
-			camel_folder_free_uids (src, uids);
-			
-			camel_object_unref (folder);
-		}
-		
-		g_free (path);
-	}
-	
-	camel_object_unref (src);
-}
-
-static gboolean
-import_message_rfc822 (CamelFolder *dest, CamelStream *stream, gboolean scan_from, CamelException *ex)
-{
-	CamelMimeParser *mp;
-	
-	mp = camel_mime_parser_new ();
-	camel_mime_parser_scan_from (mp, scan_from);
-	camel_mime_parser_init_with_stream (mp, stream);
-	
-	while (camel_mime_parser_step (mp, 0, 0) == CAMEL_MIME_PARSER_STATE_FROM) {
-		CamelMessageInfo *info;
-		CamelMimeMessage *msg;
-		
-		msg = camel_mime_message_new ();
-		if (camel_mime_part_construct_from_parser (CAMEL_MIME_PART (msg), mp) == -1) {
-			camel_object_unref (msg);
-			camel_object_unref (mp);
-			return FALSE;
-		}
-		
-		/* append the message to the folder... */
-		info = g_new0 (CamelMessageInfo, 1);
-		camel_folder_append_message (dest, msg, info, NULL, ex);
-		camel_object_unref (msg);
-		
-		if (camel_exception_is_set (ex)) {
-			camel_object_unref (mp);
-			return FALSE;
-		}
-		
-		/* skip over the FROM_END state */
-		camel_mime_parser_step (mp, 0, 0);
-	}
-	
-	camel_object_unref (mp);
-	
-	return TRUE;
-}
-
-static void
-drop_message_rfc822 (EMFolderTree *emft, CamelFolder *dest, GtkSelectionData *selection, CamelException *ex)
-{
-	CamelStream *stream;
-	gboolean scan_from;
-	
-	scan_from = selection->length > 5 && !strncmp (selection->data, "From ", 5);
-	stream = camel_stream_mem_new_with_buffer (selection->data, selection->length);
-	
-	import_message_rfc822 (dest, stream, scan_from, ex);
-	
-	camel_object_unref (stream);
-}
-
-static void
-drop_text_uri_list (EMFolderTree *emft, CamelFolder *dest, GtkSelectionData *selection, CamelException *ex)
-{
-	char **urls, *url, *tmp;
-	CamelStream *stream;
-	CamelURL *uri;
-	int fd, i;
-	
-	tmp = g_strndup (selection->data, selection->length);
-	urls = g_strsplit (tmp, "\n", 0);
-	g_free (tmp);
-	
-	for (i = 0; urls[i] != NULL; i++) {
-		/* get the path component */
-		url = g_strstrip (urls[i]);
-		uri = camel_url_new (url, NULL);
-		g_free (url);
-		
-		if (!uri || strcmp (uri->protocol, "file") != 0) {
-			camel_url_free (uri);
-			continue;
-		}
-		
-		url = uri->path;
-		uri->path = NULL;
-		camel_url_free (uri);
-		
-		if ((fd = open (url, O_RDONLY)) == -1) {
-			g_free (url);
-			continue;
-		}
-		
-		stream = camel_stream_fs_new_with_fd (fd);
-		if (!import_message_rfc822 (dest, stream, TRUE, ex)) {
-			/* FIXME: should we abort now? or continue? */
-			/* for now lets just continue... */
-			camel_exception_clear (ex);
-		}
-		
-		camel_object_unref (stream);
-		g_free (url);
-	}
-	
-	g_free (urls);
-}
-
-static gboolean
-drag_data_received_cb (EMFolderTreeModel *model, GtkTreePath *dest_path, GtkSelectionData *selection, EMFolderTree *emft)
-{
-	CamelFolder *folder;
-	CamelStore *store;
-	CamelException ex;
-	GtkTreeIter iter;
-	char *path;
-	
-	/* this means we are receiving no data */
-	if (!selection->data || selection->length == -1)
-		return FALSE;
-	
-	if (!gtk_tree_model_get_iter ((GtkTreeModel *) model, &iter, dest_path))
-		return FALSE;
-	
-	gtk_tree_model_get ((GtkTreeModel *) model, &iter,
-			    COL_POINTER_CAMEL_STORE, &store,
-			    COL_STRING_FOLDER_PATH, &path, -1);
-	
-	camel_exception_init (&ex);
-	if ((folder = camel_store_get_folder (store, path, 0, &ex))) {
-		/* FIXME: would have been nicer if we could 'move'
-		 * messages and/or folders. but alas, gtktreeview
-		 * drag&drop sucks ass and doesn't give us the
-		 * context->action to check for GDK_ACTION_MOVE, so we
-		 * can't. Yay. */
-		gboolean move = FALSE;
-		
-		if (selection->target == gdk_atom_intern ("x-uid-list", FALSE)) {
-			/* import a list of uids from another evo folder */
-			drop_uid_list (emft, folder, move, selection, &ex);
-			d(printf ("* dropped a x-uid-list\n"));
-		} else if (selection->target == gdk_atom_intern ("x-folder", FALSE)) {
-			/* copy or move (aka rename) a folder */
-			drop_folder (emft, folder, move, selection, &ex);
-			d(printf ("* dropped a x-folder\n"));
-		} else if (selection->target == gdk_atom_intern ("message/rfc822", FALSE)) {
-			/* import a message/rfc822 stream */
-			drop_message_rfc822 (emft, folder, selection, &ex);
-			d(printf ("* dropped a message/rfc822\n"));
-		} else if (selection->target == gdk_atom_intern ("text/uri-list", FALSE)) {
-			/* import an mbox, maildir, or mh folder? */
-			drop_text_uri_list (emft, folder, selection, &ex);
-			d(printf ("* dropped a text/uri-list\n"));
-		} else {
-			g_assert_not_reached ();
-		}
-	}
-	
-	if (camel_exception_is_set (&ex)) {
-		/* FIXME: error dialog? */
-		camel_exception_clear (&ex);
-		return FALSE;
-	}
-	
-	return TRUE;
-}
-
-static gboolean
-row_drop_possible_cb (EMFolderTreeModel *model, GtkTreePath *dest_path, GtkSelectionData *selection, EMFolderTree *emft)
-{
-	GtkTreeIter iter;
-	gboolean is_store;
-	
-	if (!gtk_tree_model_get_iter ((GtkTreeModel *) model, &iter, dest_path))
-		return FALSE;
-	
-	gtk_tree_model_get ((GtkTreeModel *) model, &iter, COL_BOOL_IS_STORE, &is_store, -1);
-	
-	if (selection->target == gdk_atom_intern ("x-uid-list", FALSE)) {
-		if (is_store)
-			return FALSE;
-		
-		return TRUE;
-	} else if (selection->target == gdk_atom_intern ("x-folder", FALSE)) {
-		return TRUE;
-	} else if (selection->target == gdk_atom_intern ("message/rfc822", FALSE)) {
-		if (is_store)
-			return FALSE;
-		
-		return TRUE;
-	} else if (selection->target == gdk_atom_intern ("text/uri-list", FALSE)) {
-		if (is_store)
-			return FALSE;
-		
-		return TRUE;
-	} else {
-		g_assert_not_reached ();
-		return FALSE;
-	}
-}
-
-static gboolean
-row_draggable_cb (EMFolderTreeModel *model, GtkTreePath *src_path, EMFolderTree *emft)
-{
-	GtkTreeIter iter;
-	gboolean is_store;
-	
-	if (!gtk_tree_model_get_iter ((GtkTreeModel *) model, &iter, src_path))
-		return FALSE;
-	
-	gtk_tree_model_get ((GtkTreeModel *) model, &iter, COL_BOOL_IS_STORE, &is_store, -1);
-	
-	return !is_store;
-}
-
-static void
-drag_text_uri_list (EMFolderTree *emft, CamelFolder *src, GtkSelectionData *selection, CamelException *ex)
-{
-	CamelFolder *dest;
-	const char *tmpdir;
-	CamelStore *store;
-	GPtrArray *uids;
-	GString *url;
-	
-	if (!(tmpdir = e_mkdtemp ("drag-n-drop-XXXXXX"))) {
-		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
-				      _("Could not create temporary directory: %s"),
-				      g_strerror (errno));
-		return;
-	}
-	
-	url = g_string_new ("mbox:");
-	g_string_append (url, tmpdir);
-	if (!(store = camel_session_get_store (session, url->str, ex))) {
-		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
-				      _("Could not create temporary mbox store: %s"),
-				      camel_exception_get_description (ex));
-		g_string_free (url, TRUE);
-		
-		return;
-	}
-	
-	if (!(dest = camel_store_get_folder (store, "mbox", CAMEL_STORE_FOLDER_CREATE, ex))) {
-		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
-				      _("Could not create temporary mbox folder: %s"),
-				      camel_exception_get_description (ex));
-		
-		camel_object_unref (store);
-		g_string_free (url, TRUE);
-		
-		return;
-	}
-	
-	camel_object_unref (store);
-	uids = camel_folder_get_uids (src);
-	
-	camel_folder_transfer_messages_to (src, uids, dest, NULL, FALSE, ex);
-	if (camel_exception_is_set (ex)) {
-		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
-				      _("Could not copy messages to temporary mbox folder: %s"),
-				      camel_exception_get_description (ex));
-	} else {
-		/* replace "mbox:" with "file:" */
-		memcpy (url->str, "file", 4);
-		g_string_append (url, "\r\n");
-		gtk_selection_data_set (selection, selection->target, 8, url->str, url->len);
-	}
-	
-	camel_folder_free_uids (src, uids);
-	camel_object_unref (dest);
-	g_string_free (url, TRUE);
-}
-
-static gboolean
-drag_data_get_cb (EMFolderTreeModel *model, GtkTreePath *src_path, GtkSelectionData *selection, EMFolderTree *emft)
-{
-	CamelFolder *folder;
-	CamelStore *store;
-	CamelException ex;
-	GtkTreeIter iter;
-	char *path, *uri;
-	
-	if (!gtk_tree_model_get_iter ((GtkTreeModel *) model, &iter, src_path))
-		return FALSE;
-	
-	gtk_tree_model_get ((GtkTreeModel *) model, &iter,
-			    COL_POINTER_CAMEL_STORE, &store,
-			    COL_STRING_FOLDER_PATH, &path,
-			    COL_STRING_URI, &uri, -1);
-	
-	camel_exception_init (&ex);
-	
-	if (selection->target == gdk_atom_intern ("x-folder", FALSE)) {
-		/* dragging to a new location in the folder tree */
-		gtk_selection_data_set (selection, selection->target, 8, uri, strlen (uri) + 1);
-	} else if (selection->target == gdk_atom_intern ("text/uri-list", FALSE)) {
-		/* dragging to nautilus or something, probably */
-		if ((folder = camel_store_get_folder (store, path, 0, &ex))) {
-			drag_text_uri_list (emft, folder, selection, &ex);
-			camel_object_unref (folder);
-		}
-	} else {
-		g_assert_not_reached ();
-	}
-	
-	if (camel_exception_is_set (&ex)) {
-		/* FIXME: error dialog? */
-		camel_exception_clear (&ex);
-		return FALSE;
-	}
-	
-	return TRUE;
-}
-
-static gboolean
-drag_data_delete_cb (EMFolderTreeModel *model, GtkTreePath *src_path, EMFolderTree *emft)
-{
-	gboolean is_store;
-	CamelStore *store;
-	CamelException ex;
-	GtkTreeIter iter;
-	char *path;
-	
-	if (!gtk_tree_model_get_iter ((GtkTreeModel *) model, &iter, src_path))
-		return FALSE;
-	
-	gtk_tree_model_get ((GtkTreeModel *) model, &iter,
-			    COL_POINTER_CAMEL_STORE, &store,
-			    COL_STRING_FOLDER_PATH, &path,
-			    COL_BOOL_IS_STORE, &is_store, -1);
-	
-	if (is_store)
-		return FALSE;
-	
-	camel_exception_init (&ex);
-	camel_store_delete_folder (store, path, &ex);
-	if (camel_exception_is_set (&ex)) {
-		/* FIXME: error dialog? */
-		camel_exception_clear (&ex);
-		return FALSE;
-	}
-	
-	return TRUE;
-}
-
-
 GtkWidget *
 em_folder_tree_new (void)
 {
-	struct _EMFolderTreePrivate *priv;
 	EMFolderTreeModel *model;
 	EMFolderTree *emft;
 	
@@ -830,18 +395,6 @@ em_folder_tree_new (void)
 	emft = (EMFolderTree *) em_folder_tree_new_with_model (model);
 	g_object_unref (model);
 	
-	priv = emft->priv;
-	priv->ddr = g_signal_connect (model, "drag-data-received", G_CALLBACK (drag_data_received_cb), emft);
-	priv->rdp = g_signal_connect (model, "row-drop-possible", G_CALLBACK (row_drop_possible_cb), emft);
-	priv->rd = g_signal_connect (model, "row-draggable", G_CALLBACK (row_draggable_cb), emft);
-	priv->ddg = g_signal_connect (model, "drag-data-get", G_CALLBACK (drag_data_get_cb), emft);
-	priv->ddd = g_signal_connect (model, "drag-data-delete", G_CALLBACK (drag_data_delete_cb), emft);
-	
-	gtk_tree_view_enable_model_drag_source (priv->treeview, 0, drag_types, num_drag_types,
-						GDK_ACTION_COPY | GDK_ACTION_MOVE);
-	gtk_tree_view_enable_model_drag_dest (priv->treeview, drop_types, num_drop_types,
-					      GDK_ACTION_COPY | GDK_ACTION_MOVE);
-	
 	return (GtkWidget *) emft;
 }
 
@@ -959,6 +512,21 @@ em_folder_tree_new_with_model (EMFolderTreeModel *model)
 }
 
 
+void
+em_folder_tree_enable_drag_and_drop (EMFolderTree *emft)
+{
+	struct _EMFolderTreePrivate *priv;
+	
+	g_return_if_fail (EM_IS_FOLDER_TREE (emft));
+	
+	priv = emft->priv;
+	gtk_tree_view_enable_model_drag_source (priv->treeview, 0, drag_types, num_drag_types,
+						GDK_ACTION_COPY | GDK_ACTION_MOVE);
+	gtk_tree_view_enable_model_drag_dest (priv->treeview, drop_types, num_drop_types,
+					      GDK_ACTION_COPY | GDK_ACTION_MOVE);
+}
+
+
 #if 0
 static void
 dump_fi (CamelFolderInfo *fi, int depth)