Add override capabilities for Config values

1 files changed, 32 insertions, 2 deletions

diff --git a/sigscript/Config.cpp b/sigscript/Config.cpp
index f5924056..a30fa997 100644
--- a/sigscript/Config.cpp
+++ b/sigscript/Config.cpp
@@ -121,10 +121,40 @@ bool Config::unsetOptions(const QString& name, const ConfigOptions options)
 
 ConfigOptions Config::options(const QString& name, const bool recursive) const
 {
+    ConfigOptions options = 0;
     if (m_values.contains(name))
-        return m_values.options(name);
+        options = m_values.options(name);
     if (recursive && m_parent)
-        return m_parent->options(name, recursive);
+        options |= m_parent->options(name, recursive) & ~overrides(name);
+    return options;
+}
+
+bool Config::setOverrides(const QString& name, const ConfigOptions newOverrides)
+{
+    if ((~overrides(name) & newOverrides) || addValue(name, QVariant()))
+    {
+        m_values.setOverrides(name, newOverrides);
+        emit(overridesChanged(name, overrides(name)));
+        return true;
+    }
+    return false;
+}
+
+bool Config::unsetOverrides(const QString& name, const ConfigOptions oldOverrides)
+{
+    if (overrides(name) & oldOverrides)
+    {
+        m_values.unsetOverrides(name, oldOverrides);
+        emit(overridesChanged(name, overrides(name)));
+        return true;
+    }
+    return false;
+}
+
+ConfigOptions Config::overrides(const QString& name) const
+{
+    if (m_values.contains(name))
+        return m_values.overrides(name);
     return 0;
 }