Add undo for move. (rule_editor_add_undo): Add extra rank item.

2001-10-28    <NotZed@Ximian.com>

        * rule-editor.c (rule_move): Add undo for move.
        (rule_editor_add_undo): Add extra rank item.
        (rule_editor_play_undo): handle rank case.
        (rule_editor_finalise): Clean up any hanging over undo log.
        (editor_clicked): Only enable 'undo' if we have
        EVOLUTION_RULE_UNDO enabled.  Code still a bit flakey.
        (rule_editor_construct): Only enable a cancel button if
        EVOLUTION_RULE_UNDO is set.

        * filter-rule.c (filter_rule_set_name): Emit a changed event if it
        changes.
        (filter_rule_set_source): Same.

2001-10-26    <NotZed@Ximian.com>

        * rule-context.c (rule_context_find_rank_rule): Find a rule at a
        specific rank/source.

        * rule-editor.c (add_editor_clicked): Log the added object.
        (rule_editor_add_undo): New function to add an undo record to the
        rule editor.
        (edit_editor_clicked): Log the changed object.
        (rule_delete): Add undo object.
        (rule_editor_play_undo): Play an undo log back.

svn path=/trunk/; revision=14281

1 files changed, 28 insertions, 0 deletions

diff --git a/filter/rule-context.c b/filter/rule-context.c
index 065ed91ed4..ce83abc662 100644
--- a/filter/rule-context.c
+++ b/filter/rule-context.c
@@ -619,3 +619,31 @@ rule_context_get_rank_rule (RuleContext *f, FilterRule *rule, const char *source
 	
 	return -1;
 }
+
+FilterRule *
+rule_context_find_rank_rule (RuleContext *f, int rank, const char *source)
+{
+	GList *node;
+	int i = 0;
+
+	g_assert(f);
+
+	d(printf("getting rule at rank %d source '%s'\n", rank, source?source:"<any>"));
+
+	node = f->rules;
+	while (node) {
+		FilterRule *r = node->data;
+
+		d(printf(" checking against rule '%s' rank '%d'\n", r->name, i));
+
+		if (source == NULL || (r->source && strcmp(r->source, source) == 0)) {
+			if (rank == i)
+				return r;
+			i++;
+		}
+		
+		node = node->next;
+	}
+	
+	return NULL;
+}