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author Roberto Fresca <robbie@robertofresca.com>2018-10-19 00:35:32 +0200
committer Roberto Fresca <robbie@robertofresca.com>2018-10-19 00:35:32 +0200
commitefe1757a858f03fff73e110626e85af8d2ed7d03 (patch)
tree5433f1344a7120f3d90f9480e79c65ca850b7564 /src/lib/util/options.cpp
parentcdb4ae2fab56a624bf8e2ea59f19a57f11ff1109 (diff)
parentf1b3e649fb0a50a6a01da667278b8a62fef99d92 (diff)
Merge branch 'master' of https://github.com/mamedev/mame
Diffstat (limited to 'src/lib/util/options.cpp')
-rw-r--r--src/lib/util/options.cpp27
1 files changed, 27 insertions, 0 deletions
diff --git a/src/lib/util/options.cpp b/src/lib/util/options.cpp
index d323ef11ffe..cffb7493fe3 100644
--- a/src/lib/util/options.cpp
+++ b/src/lib/util/options.cpp
@@ -1025,3 +1025,30 @@ bool core_options::header_exists(const char *description) const
return iter != m_entries.end();
}
+
+//-------------------------------------------------
+// revert - revert options at or below a certain
+// priority back to their defaults
+//-------------------------------------------------
+
+void core_options::revert(int priority_hi, int priority_lo)
+{
+ for (entry::shared_ptr &curentry : m_entries)
+ if (curentry->type() != option_type::HEADER)
+ curentry->revert(priority_hi, priority_lo);
+}
+
+//-------------------------------------------------
+// revert - revert back to our default if we are
+// within the given priority range
+//-------------------------------------------------
+
+void core_options::simple_entry::revert(int priority_hi, int priority_lo)
+{
+ // if our priority is within the range, revert to the default
+ if (priority() <= priority_hi && priority() >= priority_lo)
+ {
+ set_value(std::string(default_value()), priority(), true);
+ set_priority(OPTION_PRIORITY_DEFAULT);
+ }
+}