Memos are mostly working now. Tasks to follow.

svn path=/branches/kill-bonobo/; revision=36495

10 files changed, 378 insertions, 26 deletions

diff --git a/calendar/modules/e-cal-shell-view-private.c b/calendar/modules/e-cal-shell-view-private.c
index 97aada4a89..75d0e0e8db 100644
--- a/calendar/modules/e-cal-shell-view-private.c
+++ b/calendar/modules/e-cal-shell-view-private.c
@@ -133,11 +133,11 @@ e_cal_shell_view_private_constructed (ECalShellView *cal_shell_view)
 
 	g_signal_connect_swapped (
 		calendar, "dates-shown-changed",
-		G_CALLBACK (e_cal_shell_view_sidebar_update),
+		G_CALLBACK (e_cal_shell_view_update_sidebar),
 		cal_shell_view);
 
 	e_shell_view_update_actions (shell_view);
-	e_cal_shell_view_sidebar_update (cal_shell_view);
+	e_cal_shell_view_update_sidebar (cal_shell_view);
 }
 
 void
@@ -196,7 +196,7 @@ e_cal_shell_view_set_status_message (ECalShellView *cal_shell_view,
 }
 
 void
-e_cal_shell_view_sidebar_update (ECalShellView *cal_shell_view)
+e_cal_shell_view_update_sidebar (ECalShellView *cal_shell_view)
 {
 	EShellView *shell_view;
 	EShellSidebar *shell_sidebar;
diff --git a/calendar/modules/e-cal-shell-view-private.h b/calendar/modules/e-cal-shell-view-private.h
index 645b514bf4..6960187508 100644
--- a/calendar/modules/e-cal-shell-view-private.h
+++ b/calendar/modules/e-cal-shell-view-private.h
@@ -93,7 +93,7 @@ void		e_cal_shell_view_actions_init
 void		e_cal_shell_view_set_status_message
 					(ECalShellView *cal_shell_view,
 					 const gchar *status_message);
-void		e_cal_shell_view_sidebar_update
+void		e_cal_shell_view_update_sidebar
 					(ECalShellView *cal_shell_view);
 
 G_END_DECLS
diff --git a/calendar/modules/e-memo-shell-content.c b/calendar/modules/e-memo-shell-content.c
index 52055f5146..95a86ad5a9 100644
--- a/calendar/modules/e-memo-shell-content.c
+++ b/calendar/modules/e-memo-shell-content.c
@@ -336,6 +336,7 @@ memo_shell_content_constructed (GObject *object)
 	gtk_scrolled_window_set_shadow_type (
 		GTK_SCROLLED_WINDOW (widget), GTK_SHADOW_IN);
 	gtk_paned_add2 (GTK_PANED (container), widget);
+	gtk_widget_show (widget);
 
 	container = widget;
 
diff --git a/calendar/modules/e-memo-shell-sidebar.c b/calendar/modules/e-memo-shell-sidebar.c
index 21948b87ed..5fed456f53 100644
--- a/calendar/modules/e-memo-shell-sidebar.c
+++ b/calendar/modules/e-memo-shell-sidebar.c
@@ -88,7 +88,28 @@ memo_shell_sidebar_emit_status_message (EMemoShellSidebar *memo_shell_sidebar,
 static void
 memo_shell_sidebar_update_timezone (EMemoShellSidebar *memo_shell_sidebar)
 {
-	/* FIXME */
+	GHashTable *client_table;
+	icaltimezone *zone;
+	GList *keys;
+
+	zone = calendar_config_get_icaltimezone ();
+	client_table = memo_shell_sidebar->priv->client_table;
+	keys = g_hash_table_get_values (client_table);
+
+	while (keys != NULL) {
+		ECal *client = keys->data;
+
+		if (e_cal_get_load_state (client) == E_CAL_LOAD_LOADED)
+			e_cal_set_default_timezone (client, zone, NULL);
+
+		keys = g_list_delete_link (keys, keys);
+	}
+
+	/* XXX Need to call e_memo_preview_set_default_timezone() here
+	 *     but the sidebar is not really supposed to access content
+	 *     stuff.  I guess we could emit an "update-timezone" signal
+	 *     here, but that feels wrong.  Maybe this whole thing should
+	 *     be in EMemoShellView instead. */
 }
 
 static void
@@ -171,6 +192,8 @@ memo_shell_sidebar_client_opened_cb (EMemoShellSidebar *memo_shell_sidebar,
 	shell_view = e_shell_sidebar_get_shell_view (shell_sidebar);
 	shell_window = e_shell_view_get_shell_window (shell_view);
 
+	g_debug ("%s (status = %d)", G_STRFUNC, status);
+
 	switch (status) {
 		case E_CALENDAR_STATUS_OK:
 			g_signal_handlers_disconnect_matched (
@@ -203,10 +226,60 @@ memo_shell_sidebar_client_opened_cb (EMemoShellSidebar *memo_shell_sidebar,
 }
 
 static void
+memo_shell_sidebar_row_changed_cb (EMemoShellSidebar *memo_shell_sidebar,
+                                   GtkTreePath *tree_path,
+                                   GtkTreeIter *tree_iter,
+                                   GtkTreeModel *tree_model)
+{
+	ESourceSelector *selector;
+	ESource *source;
+
+	/* XXX ESourceSelector's underlying tree store has only one
+	 *     column: ESource objects.  While we're not supposed to
+	 *     know this, listening for "row-changed" signals from
+	 *     the model is easier to deal with than the selector's
+	 *     "selection-changed" signal, which doesn't tell you
+	 *     _which_ row changed. */
+
+	selector = e_memo_shell_sidebar_get_selector (memo_shell_sidebar);
+	gtk_tree_model_get (tree_model, tree_iter, 0, &source, -1);
+
+	/* XXX This signal gets emitted a lot while the model is being
+	 *     rebuilt, during which time we won't get a valid ESource.
+	 *     ESourceSelector should probably block this signal while
+	 *     rebuilding the model, but we'll be forgiving and not
+	 *     emit a warning. */
+	if (!E_IS_SOURCE (source))
+		return;
+
+	if (e_source_selector_source_is_selected (selector, source))
+		e_memo_shell_sidebar_add_source (memo_shell_sidebar, source);
+	else
+		e_memo_shell_sidebar_remove_source (memo_shell_sidebar, source);
+}
+
+static void
 memo_shell_sidebar_selection_changed_cb (EMemoShellSidebar *memo_shell_sidebar,
                                          ESourceSelector *selector)
 {
-	/* FIXME */
+	GSList *list, *iter;
+
+	/* This signal is emitted less frequently than "row-changed",
+	 * especially when the model is being rebuilt.  So we'll take
+	 * it easy on poor GConf. */
+
+	list = e_source_selector_get_selection (selector);
+
+	for (iter = list; iter != NULL; iter = iter->next) {
+		ESource *source = iter->data;
+
+		iter->data = (gpointer) e_source_peek_uid (source);
+		g_object_unref (source);
+	}
+
+	calendar_config_set_memos_selected (list);
+
+	g_slist_free (list);
 }
 
 static void
@@ -216,6 +289,9 @@ memo_shell_sidebar_primary_selection_changed_cb (EMemoShellSidebar *memo_shell_s
 	ESource *source;
 	const gchar *uid;
 
+	/* XXX ESourceSelector needs a "primary-selection-uid" property
+	 *     so we can just bind the property with GConfBridge. */
+
 	source = e_source_selector_peek_primary_selection (selector);
 	if (source == NULL)
 		return;
@@ -283,6 +359,7 @@ memo_shell_sidebar_constructed (GObject *object)
 	ESourceList *source_list;
 	ESource *source;
 	GtkContainer *container;
+	GtkTreeModel *model;
 	GtkWidget *widget;
 	GSList *list, *iter;
 	gchar *uid;
@@ -316,6 +393,13 @@ memo_shell_sidebar_constructed (GObject *object)
 	priv->selector = g_object_ref (widget);
 	gtk_widget_show (widget);
 
+	model = gtk_tree_view_get_model (GTK_TREE_VIEW (widget));
+
+	g_signal_connect_swapped (
+		model, "row-changed",
+		G_CALLBACK (memo_shell_sidebar_row_changed_cb),
+		object);
+
 	g_signal_connect_swapped (
 		widget, "selection-changed",
 		G_CALLBACK (memo_shell_sidebar_selection_changed_cb),
@@ -352,8 +436,7 @@ memo_shell_sidebar_constructed (GObject *object)
 		if (source == NULL)
 			continue;
 
-		e_source_selector_select_source (
-			E_SOURCE_SELECTOR (priv->selector), source);
+		e_source_selector_select_source (selector, source);
 	}
 	g_slist_free (list);
 }
@@ -532,6 +615,8 @@ e_memo_shell_sidebar_add_source (EMemoShellSidebar *memo_shell_sidebar,
 	uid = e_source_peek_uid (source);
 	client = g_hash_table_lookup (client_table, uid);
 
+	g_debug ("%s (%s): %s", G_STRFUNC, e_source_peek_relative_uri (source), client != NULL ? "Already added" : "Added");
+
 	if (client != NULL)
 		return;
 
@@ -582,6 +667,8 @@ e_memo_shell_sidebar_remove_source (EMemoShellSidebar *memo_shell_sidebar,
 	uid = e_source_peek_uid (source);
 	client = g_hash_table_lookup (client_table, uid);
 
+	g_debug ("%s (%s): %s", G_STRFUNC, e_source_peek_relative_uri (source), client == NULL ? "Already removed" : "Removed");
+
 	if (client == NULL)
 		return;
 
diff --git a/calendar/modules/e-memo-shell-view-actions.c b/calendar/modules/e-memo-shell-view-actions.c
index 6b6bac4fab..7c63447cc2 100644
--- a/calendar/modules/e-memo-shell-view-actions.c
+++ b/calendar/modules/e-memo-shell-view-actions.c
@@ -21,6 +21,23 @@
 #include "e-memo-shell-view-private.h"
 
 static void
+action_gal_save_custom_view_cb (GtkAction *action,
+                                EMemoShellView *memo_shell_view)
+{
+	EMemoShellContent *memo_shell_content;
+	EShellView *shell_view;
+	GalViewInstance *view_instance;
+
+	shell_view = E_SHELL_VIEW (memo_shell_view);
+	if (!e_shell_view_is_active (shell_view))
+		return;
+
+	memo_shell_content = memo_shell_view->priv->memo_shell_content;
+	view_instance = e_memo_shell_content_get_view_instance (memo_shell_content);
+	gal_view_instance_save_as (view_instance);
+}
+
+static void
 action_memo_clipboard_copy_cb (GtkAction *action,
                                EMemoShellView *memo_shell_view)
 {
@@ -122,7 +139,7 @@ action_memo_list_copy_cb (GtkAction *action,
 	memo_shell_sidebar = memo_shell_view->priv->memo_shell_sidebar;
 	selector = e_memo_shell_sidebar_get_selector (memo_shell_sidebar);
 	source = e_source_selector_peek_primary_selection (selector);
-	g_return_if_fail (source == NULL);
+	g_return_if_fail (E_IS_SOURCE (source));
 
 	copy_source_dialog (
 		GTK_WINDOW (shell_window),
@@ -158,7 +175,7 @@ action_memo_list_delete_cb (GtkAction *action,
 	memo_shell_sidebar = memo_shell_view->priv->memo_shell_sidebar;
 	selector = e_memo_shell_sidebar_get_selector (memo_shell_sidebar);
 	source = e_source_selector_peek_primary_selection (selector);
-	g_return_if_fail (source == NULL);
+	g_return_if_fail (E_IS_SOURCE (source));
 
 	/* Ask for confirmation. */
 	response = e_error_run (
@@ -260,7 +277,7 @@ action_memo_list_properties_cb (GtkAction *action,
 	memo_shell_sidebar = memo_shell_view->priv->memo_shell_sidebar;
 	selector = e_memo_shell_sidebar_get_selector (memo_shell_sidebar);
 	source = e_source_selector_peek_primary_selection (selector);
-	g_return_if_fail (source != NULL);
+	g_return_if_fail (E_IS_SOURCE (source));
 
 	calendar_setup_edit_memo_list (GTK_WINDOW (shell_window), source);
 }
@@ -405,6 +422,27 @@ action_memo_save_as_cb (GtkAction *action,
 	g_free (string);
 }
 
+static void
+action_search_execute_cb (GtkAction *action,
+                          EMemoShellView *memo_shell_view)
+{
+	EShellView *shell_view;
+
+	shell_view = E_SHELL_VIEW (memo_shell_view);
+	if (!e_shell_view_is_active (shell_view))
+		return;
+
+	e_memo_shell_view_execute_search (memo_shell_view);
+}
+
+static void
+action_search_filter_cb (GtkRadioAction *action,
+                         GtkRadioAction *current,
+                         EMemoShellView *memo_shell_view)
+{
+	e_memo_shell_view_execute_search (memo_shell_view);
+}
+
 static GtkActionEntry memo_entries[] = {
 
 	{ "memo-clipboard-copy",
@@ -531,6 +569,23 @@ static GtkToggleActionEntry memo_toggle_entries[] = {
 	  TRUE }
 };
 
+static GtkRadioActionEntry memo_filter_entries[] = {
+
+	{ "memo-filter-any-category",
+	  NULL,
+	  N_("Any Category"),
+	  NULL,
+	  NULL,
+	  MEMO_FILTER_ANY_CATEGORY },
+
+	{ "memo-filter-unmatched",
+	  NULL,
+	  N_("Unmatched"),
+	  NULL,
+	  NULL,
+	  MEMO_FILTER_UNMATCHED }
+};
+
 static GtkRadioActionEntry memo_search_entries[] = {
 
 	{ "memo-search-any-field-contains",
@@ -600,4 +655,74 @@ e_memo_shell_view_actions_init (EMemoShellView *memo_shell_view)
 
 	action = ACTION (MEMO_DELETE);
 	g_object_set (action, "short-label", _("Delete"), NULL);
+
+	g_signal_connect (
+		ACTION (GAL_SAVE_CUSTOM_VIEW), "activate",
+		G_CALLBACK (action_gal_save_custom_view_cb), memo_shell_view);
+
+	g_signal_connect (
+		ACTION (SEARCH_EXECUTE), "activate",
+		G_CALLBACK (action_search_execute_cb), memo_shell_view);
+}
+
+void
+e_memo_shell_view_update_search_filter (EMemoShellView *memo_shell_view)
+{
+	EShellContent *shell_content;
+	EShellView *shell_view;
+	GtkActionGroup *action_group;
+	GtkRadioAction *radio_action;
+	GList *list, *iter;
+	GSList *group;
+	gint ii;
+
+	shell_view = E_SHELL_VIEW (memo_shell_view);
+	shell_content = e_shell_view_get_shell_content (shell_view);
+	action_group = memo_shell_view->priv->filter_actions;
+
+	e_action_group_remove_all_actions (action_group);
+
+	/* Add the standard filter actions. */
+	gtk_action_group_add_radio_actions (
+		action_group, memo_filter_entries,
+		G_N_ELEMENTS (memo_filter_entries),
+		MEMO_FILTER_ANY_CATEGORY,
+		G_CALLBACK (action_search_filter_cb),
+		memo_shell_view);
+
+	/* Retrieve the radio group from an action we just added. */
+	list = gtk_action_group_list_actions (action_group);
+	radio_action = GTK_RADIO_ACTION (list->data);
+	group = gtk_radio_action_get_group (radio_action);
+	g_list_free (list);
+
+	/* Build the category actions. */
+
+	list = e_categories_get_list ();
+	for (iter = list, ii = 0; iter != NULL; iter = iter->next, ii++) {
+		const gchar *category_name = iter->data;
+		GtkAction *action;
+		gchar *action_name;
+
+		action_name = g_strdup_printf (
+			"memo-filter-category-%d", ii);
+		radio_action = gtk_radio_action_new (
+			action_name, category_name, NULL, NULL, ii);
+		g_free (action_name);
+
+		gtk_radio_action_set_group (radio_action, group);
+		group = gtk_radio_action_get_group (radio_action);
+
+		/* The action group takes ownership of the action. */
+		action = GTK_ACTION (radio_action);
+		gtk_action_group_add_action (action_group, action);
+		g_object_unref (radio_action);
+	}
+	g_list_free (list);
+
+	/* Use any action in the group; doesn't matter which. */
+	e_shell_content_set_filter_action (shell_content, radio_action);
+
+	e_shell_content_add_filter_separator_after (
+		shell_content, MEMO_FILTER_UNMATCHED);
 }
diff --git a/calendar/modules/e-memo-shell-view-actions.h b/calendar/modules/e-memo-shell-view-actions.h
index 4ac71c2083..abaf9a9c2a 100644
--- a/calendar/modules/e-memo-shell-view-actions.h
+++ b/calendar/modules/e-memo-shell-view-actions.h
@@ -32,6 +32,10 @@
 	E_SHELL_WINDOW_ACTION ((window), "memo-clipboard-paste")
 #define E_SHELL_WINDOW_ACTION_MEMO_DELETE(window) \
 	E_SHELL_WINDOW_ACTION ((window), "memo-delete")
+#define E_SHELL_WINDOW_ACTION_MEMO_FILTER_ANY_CATEGORY(window) \
+	E_SHELL_WINDOW_ACTION ((window), "memo-filter-any-category")
+#define E_SHELL_WINDOW_ACTION_MEMO_FILTER_UNMATCHED(window) \
+	E_SHELL_WINDOW_ACTION ((window), "memo-filter-unmatched")
 #define E_SHELL_WINDOW_ACTION_MEMO_OPEN(window) \
 	E_SHELL_WINDOW_ACTION ((window), "memo-open")
 #define E_SHELL_WINDOW_ACTION_MEMO_PREVIEW(window) \
@@ -40,6 +44,12 @@
 	E_SHELL_WINDOW_ACTION ((window), "memo-print")
 #define E_SHELL_WINDOW_ACTION_MEMO_PRINT_PREVIEW(window) \
 	E_SHELL_WINDOW_ACTION ((window), "memo-print-preview")
+#define E_SHELL_WINDOW_ACTION_MEMO_SEARCH_ANY_FIELD_CONTAINS(window) \
+	E_SHELL_WINDOW_ACTION ((window), "memo-search-any-field-contains")
+#define E_SHELL_WINDOW_ACTION_MEMO_SEARCH_DESCRIPTION_CONTAINS(window) \
+	E_SHELL_WINDOW_ACTION ((window), "memo-search-description-contains")
+#define E_SHELL_WINDOW_ACTION_MEMO_SEARCH_SUMMARY_CONTAINS(window) \
+	E_SHELL_WINDOW_ACTION ((window), "memo-search-summary-contains")
 
 /* Action Groups */
 #define E_SHELL_WINDOW_ACTION_GROUP_MEMOS(window) \
diff --git a/calendar/modules/e-memo-shell-view-private.c b/calendar/modules/e-memo-shell-view-private.c
index 8d8a8e110d..0a95c998ec 100644
--- a/calendar/modules/e-memo-shell-view-private.c
+++ b/calendar/modules/e-memo-shell-view-private.c
@@ -49,6 +49,8 @@ memo_shell_view_table_user_created_cb (EMemoShellView *memo_shell_view,
 
 	memo_shell_sidebar = memo_shell_view->priv->memo_shell_sidebar;
 	e_memo_shell_sidebar_add_source (memo_shell_sidebar, source);
+
+	e_cal_model_add_client (model, client);
 }
 
 static void
@@ -158,6 +160,7 @@ e_memo_shell_view_private_init (EMemoShellView *memo_shell_view,
 
 	priv->source_list = g_object_ref (source_list);
 	priv->memo_actions = gtk_action_group_new ("memos");
+	priv->filter_actions = gtk_action_group_new ("memos-filter");
 
 	if (!gal_view_collection_loaded (shell_view_class->view_collection))
 		memo_shell_view_load_view_collection (shell_view_class);
@@ -173,15 +176,17 @@ e_memo_shell_view_private_constructed (EMemoShellView *memo_shell_view)
 	EMemoShellViewPrivate *priv = memo_shell_view->priv;
 	EMemoShellContent *memo_shell_content;
 	EMemoShellSidebar *memo_shell_sidebar;
+	EShellView *shell_view;
+	EShellWindow *shell_window;
 	EShellContent *shell_content;
 	EShellSidebar *shell_sidebar;
-	EShellView *shell_view;
 	EMemoTable *memo_table;
 	ECalModel *model;
 	ETable *table;
 	ESourceSelector *selector;
 
 	shell_view = E_SHELL_VIEW (memo_shell_view);
+	shell_window = e_shell_view_get_shell_window (shell_view);
 	shell_content = e_shell_view_get_shell_content (shell_view);
 	shell_sidebar = e_shell_view_get_shell_sidebar (shell_view);
 
@@ -224,22 +229,22 @@ e_memo_shell_view_private_constructed (EMemoShellView *memo_shell_view)
 
 	g_signal_connect_swapped (
 		model, "model-changed",
-		G_CALLBACK (e_memo_shell_view_sidebar_update),
+		G_CALLBACK (e_memo_shell_view_update_sidebar),
 		memo_shell_view);
 
 	g_signal_connect_swapped (
 		model, "model-rows-deleted",
-		G_CALLBACK (e_memo_shell_view_sidebar_update),
+		G_CALLBACK (e_memo_shell_view_update_sidebar),
 		memo_shell_view);
 
 	g_signal_connect_swapped (
 		model, "model-rows-inserted",
-		G_CALLBACK (e_memo_shell_view_sidebar_update),
+		G_CALLBACK (e_memo_shell_view_update_sidebar),
 		memo_shell_view);
 
 	g_signal_connect_swapped (
 		table, "selection-change",
-		G_CALLBACK (e_memo_shell_view_sidebar_update),
+		G_CALLBACK (e_memo_shell_view_update_sidebar),
 		memo_shell_view);
 
 	g_signal_connect_swapped (
@@ -262,8 +267,15 @@ e_memo_shell_view_private_constructed (EMemoShellView *memo_shell_view)
 		G_CALLBACK (e_shell_view_update_actions),
 		memo_shell_view);
 
+	e_categories_register_change_listener (
+		G_CALLBACK (e_memo_shell_view_update_search_filter),
+		memo_shell_view);
+
 	e_memo_shell_view_actions_init (memo_shell_view);
-	e_memo_shell_view_sidebar_update (memo_shell_view);
+	e_memo_shell_view_update_sidebar (memo_shell_view);
+	e_memo_shell_view_update_search_filter (memo_shell_view);
+
+	e_memo_shell_view_execute_search (memo_shell_view);
 }
 
 void
@@ -274,6 +286,7 @@ e_memo_shell_view_private_dispose (EMemoShellView *memo_shell_view)
 	DISPOSE (priv->source_list);
 
 	DISPOSE (priv->memo_actions);
+	DISPOSE (priv->filter_actions);
 
 	DISPOSE (priv->memo_shell_content);
 	DISPOSE (priv->memo_shell_sidebar);
@@ -293,6 +306,105 @@ e_memo_shell_view_private_finalize (EMemoShellView *memo_shell_view)
 }
 
 void
+e_memo_shell_view_execute_search (EMemoShellView *memo_shell_view)
+{
+	EMemoShellContent *memo_shell_content;
+	EShellView *shell_view;
+	EShellWindow *shell_window;
+	EShellContent *shell_content;
+	GtkAction *action;
+	GString *string;
+	EMemoPreview *memo_preview;
+	EMemoTable *memo_table;
+	ECalModel *model;
+	FilterRule *rule;
+	const gchar *format;
+	const gchar *text;
+	gchar *query;
+	gint value;
+
+	shell_view = E_SHELL_VIEW (memo_shell_view);
+	shell_content = e_shell_view_get_shell_content (shell_view);
+	text = e_shell_content_get_search_text (shell_content);
+
+	shell_window = e_shell_view_get_shell_window (shell_view);
+	action = ACTION (MEMO_SEARCH_ANY_FIELD_CONTAINS);
+	value = gtk_radio_action_get_current_value (
+		GTK_RADIO_ACTION (action));
+
+	if (text == NULL || *text == '\0') {
+		text = "";
+		value = MEMO_SEARCH_SUMMARY_CONTAINS;
+	}
+
+	switch (value) {
+		default:
+			text = "";
+			/* fall through */
+
+		case MEMO_SEARCH_SUMMARY_CONTAINS:
+			format = "(contains? \"summary\" %s)";
+			break;
+
+		case MEMO_SEARCH_DESCRIPTION_CONTAINS:
+			format = "(contains? \"description\" %s)";
+			break;
+
+		case MEMO_SEARCH_ANY_FIELD_CONTAINS:
+			format = "(contains? \"any\" %s)";
+			break;
+	}
+
+	/* Build the query. */
+	string = g_string_new ("");
+	e_sexp_encode_string (string, text);
+	query = g_strdup_printf (format, string->str);
+	g_string_free (string, TRUE);
+
+	/* Filter by category. */
+	value = e_shell_content_get_filter_value (shell_content);
+	if (value == MEMO_FILTER_UNMATCHED) {
+		gchar *temp;
+
+		temp = g_strdup_printf (
+			"(and (has-categories? #f) %s", query);
+		g_free (query);
+		query = temp;
+	} else if (value != MEMO_FILTER_ANY_CATEGORY) {
+		GList *categories;
+		const gchar *category_name;
+		gchar *temp;
+
+		categories = e_categories_get_list ();
+		category_name = g_list_nth_data (categories, value);
+		g_list_free (categories);
+
+		temp = g_strdup_printf (
+			"(and (has-categories? \"%s\") %s)",
+			category_name, query);
+		g_free (query);
+		query = temp;
+	}
+
+	/* XXX This is wrong.  We need to programmatically construct a
+	 *     FilterRule, tell it to build code, and pass the resulting
+	 *     expression string to ECalModel. */
+	rule = filter_rule_new ();
+	e_shell_content_set_search_rule (shell_content, rule);
+	g_object_unref (rule);
+
+	/* Submit the query. */
+	memo_shell_content = memo_shell_view->priv->memo_shell_content;
+	memo_table = e_memo_shell_content_get_memo_table (memo_shell_content);
+	model = e_memo_table_get_model (memo_table);
+	e_cal_model_set_search_query (model, query);
+	g_free (query);
+
+	memo_preview = e_memo_shell_content_get_memo_preview (memo_shell_content);
+	e_memo_preview_clear (memo_preview);
+}
+
+void
 e_memo_shell_view_open_memo (EMemoShellView *memo_shell_view,
                              ECalModelComponent *comp_data)
 {
@@ -356,11 +468,14 @@ e_memo_shell_view_set_status_message (EMemoShellView *memo_shell_view,
 	} else
 		e_activity_set_primary_text (activity, status_message);
 
+	if (status_message != NULL && *status_message != '\0')
+		g_debug ("Memos: %s", status_message);
+
 	memo_shell_view->priv->activity = activity;
 }
 
 void
-e_memo_shell_view_sidebar_update (EMemoShellView *memo_shell_view)
+e_memo_shell_view_update_sidebar (EMemoShellView *memo_shell_view)
 {
 	EMemoShellContent *memo_shell_content;
 	EShellView *shell_view;
diff --git a/calendar/modules/e-memo-shell-view-private.h b/calendar/modules/e-memo-shell-view-private.h
index fd30a14898..b3e6404f26 100644
--- a/calendar/modules/e-memo-shell-view-private.h
+++ b/calendar/modules/e-memo-shell-view-private.h
@@ -25,6 +25,8 @@
 
 #include <string.h>
 #include <glib/gi18n.h>
+#include <libedataserver/e-categories.h>
+#include <libedataserver/e-sexp.h>
 
 #include "e-util/e-dialog-utils.h"
 #include "e-util/e-error.h"
@@ -63,6 +65,13 @@
 
 G_BEGIN_DECLS
 
+/* List these in the order to be displayed.
+ * Positive values are reserved for categories. */
+enum {
+	MEMO_FILTER_ANY_CATEGORY = -2,
+	MEMO_FILTER_UNMATCHED = -1
+};
+
 /* List these in the order to be displayed. */
 enum {
 	MEMO_SEARCH_SUMMARY_CONTAINS,
@@ -79,6 +88,7 @@ struct _EMemoShellViewPrivate {
 	/*** UI Management ***/
 
 	GtkActionGroup *memo_actions;
+	GtkActionGroup *filter_actions;
 
 	/*** Other Stuff ***/
 
@@ -103,13 +113,17 @@ void		e_memo_shell_view_private_finalize
 
 void		e_memo_shell_view_actions_init
 					(EMemoShellView *memo_shell_view);
+void		e_memo_shell_view_execute_search
+					(EMemoShellView *memo_shell_view);
 void		e_memo_shell_view_open_memo
 					(EMemoShellView *memo_shell_view,
 					 ECalModelComponent *comp_data);
 void		e_memo_shell_view_set_status_message
 					(EMemoShellView *memo_shell_view,
 					 const gchar *status_message);
-void		e_memo_shell_view_sidebar_update
+void		e_memo_shell_view_update_sidebar
+					(EMemoShellView *memo_shell_view);
+void		e_memo_shell_view_update_search_filter
 					(EMemoShellView *memo_shell_view);
 
 G_END_DECLS
diff --git a/calendar/modules/e-task-shell-view-private.c b/calendar/modules/e-task-shell-view-private.c
index 8e573f538d..0b81de1186 100644
--- a/calendar/modules/e-task-shell-view-private.c
+++ b/calendar/modules/e-task-shell-view-private.c
@@ -321,26 +321,26 @@ e_task_shell_view_private_constructed (ETaskShellView *task_shell_view)
 
 	g_signal_connect_swapped (
 		model, "model-changed",
-		G_CALLBACK (e_task_shell_view_sidebar_update),
+		G_CALLBACK (e_task_shell_view_update_sidebar),
 		task_shell_view);
 
 	g_signal_connect_swapped (
 		model, "model-rows-deleted",
-		G_CALLBACK (e_task_shell_view_sidebar_update),
+		G_CALLBACK (e_task_shell_view_update_sidebar),
 		task_shell_view);
 
 	g_signal_connect_swapped (
 		model, "model-rows-inserted",
-		G_CALLBACK (e_task_shell_view_sidebar_update),
+		G_CALLBACK (e_task_shell_view_update_sidebar),
 		task_shell_view);
 
 	g_signal_connect_swapped (
 		table, "selection-change",
-		G_CALLBACK (e_task_shell_view_sidebar_update),
+		G_CALLBACK (e_task_shell_view_update_sidebar),
 		task_shell_view);
 
 	e_task_shell_view_actions_init (task_shell_view);
-	e_task_shell_view_sidebar_update (task_shell_view);
+	e_task_shell_view_update_sidebar (task_shell_view);
 }
 
 void
@@ -451,7 +451,7 @@ e_task_shell_view_set_status_message (ETaskShellView *task_shell_view,
 }
 
 void
-e_task_shell_view_sidebar_update (ETaskShellView *task_shell_view)
+e_task_shell_view_update_sidebar (ETaskShellView *task_shell_view)
 {
 	ETaskShellContent *task_shell_content;
 	EShellView *shell_view;
diff --git a/calendar/modules/e-task-shell-view-private.h b/calendar/modules/e-task-shell-view-private.h
index bad511ca20..2627545e3d 100644
--- a/calendar/modules/e-task-shell-view-private.h
+++ b/calendar/modules/e-task-shell-view-private.h
@@ -107,7 +107,7 @@ void		e_task_shell_view_open_task
 void		e_task_shell_view_set_status_message
 					(ETaskShellView *task_shell_view,
 					 const gchar *status_message);
-void		e_task_shell_view_sidebar_update
+void		e_task_shell_view_update_sidebar
 					(ETaskShellView *task_shell_view);
 
 G_END_DECLS