From 6e943c80dabdeb3c43e0a6b635c24defbc31912f Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Sun, 21 Aug 2016 17:36:22 +0200
Subject: options/bundle: treat bundles with empty names specially

They're now not cached in the singleton. Operations like "reload", "save", and
connector stuff short-circuit to prevent anything done with them
---
 options/bundle.cpp    | 20 ++++++++++++++++----
 options/bundle.hpp    |  5 +----
 options/connector.cpp |  6 ++++++
 3 files changed, 23 insertions(+), 8 deletions(-)

(limited to 'options')

diff --git a/options/bundle.cpp b/options/bundle.cpp
index a080bb77..83981ddf 100644
--- a/options/bundle.cpp
+++ b/options/bundle.cpp
@@ -19,14 +19,15 @@ bundle::bundle(const QString& group_name)
 
 void bundle::reload()
 {
+    if (group_name.size())
     {
         QMutexLocker l(&mtx);
         saved = group(group_name);
         transient = saved;
 
         connector::notify_all_values();
+        emit reloading();
     }
-    emit reloading();
 }
 
 void bundle::store_kv(const QString& name, const QVariant& datum)
@@ -35,7 +36,8 @@ void bundle::store_kv(const QString& name, const QVariant& datum)
 
     transient.put(name, datum);
 
-    connector::notify_values(name);
+    if (group_name.size())
+        connector::notify_values(name);
 }
 
 bool bundle::contains(const QString &name) const
@@ -46,7 +48,7 @@ bool bundle::contains(const QString &name) const
 
 void bundle::save_deferred(QSettings& s)
 {
-    if (group_name == "")
+    if (group_name.size() == 0)
         return;
 
     bool modified_ = false;
@@ -146,7 +148,17 @@ OPENTRACK_OPTIONS_EXPORT bundler& singleton()
     return ret;
 }
 
-} // end options::detail
+}
+
+// end options::detail
+
+OPENTRACK_OPTIONS_EXPORT bundle make_bundle(const QString& name)
+{
+    if (name.size())
+        return detail::singleton().make_bundle(name);
+    else
+        return std::make_shared<bundle_type>(QStringLiteral(""));
+}
 
 } // end options
 
diff --git a/options/bundle.hpp b/options/bundle.hpp
index 841df273..a948ac44 100644
--- a/options/bundle.hpp
+++ b/options/bundle.hpp
@@ -84,9 +84,6 @@ OPENTRACK_OPTIONS_EXPORT bundler& singleton();
 using bundle_type = detail::bundle;
 using bundle = std::shared_ptr<bundle_type>;
 
-inline bundle make_bundle(const QString& name)
-{
-    return detail::singleton().make_bundle(name);
-}
+OPENTRACK_OPTIONS_EXPORT bundle make_bundle(const QString& name);
 
 }
diff --git a/options/connector.cpp b/options/connector.cpp
index c1bbce39..680283cf 100644
--- a/options/connector.cpp
+++ b/options/connector.cpp
@@ -36,6 +36,9 @@ bool connector::on_value_destructed_impl(const QString& name, const base_value*
 
 void connector::on_value_destructed(const QString& name, const base_value* val)
 {
+    if (!name.size())
+        return;
+
     const bool ok = on_value_destructed_impl(name, val);
 
     if (!ok)
@@ -48,6 +51,9 @@ void connector::on_value_destructed(const QString& name, const base_value* val)
 
 void connector::on_value_created(const QString& name, const base_value* val)
 {
+    if (!name.size())
+        return;
+
     QMutexLocker l(get_mtx());
 
     if (on_value_destructed_impl(name, val))
-- 
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