X-Git-Url: https://vaikene.ee/gitweb/pswgen11.html?a=blobdiff_plain;f=src%2Flibs%2FCommon%2Fregistry.cpp;h=c3bc2bef251e08c2d0a96a891d845d50fa0ec1a1;hb=4c0329c5c2690bde28212c89029015a5da4c7e34;hp=d93e469eaeea97185e39c9e61b7f9db0146fa261;hpb=5815060246f84e8efdf3143b4e8c7d00778168cf;p=evaf
diff --git a/src/libs/Common/registry.cpp b/src/libs/Common/registry.cpp
index d93e469..c3bc2be 100644
--- a/src/libs/Common/registry.cpp
+++ b/src/libs/Common/registry.cpp
@@ -3,7 +3,7 @@
* @brief Common registry implementation
* @author Enar Vaikene
*
- * Copyright (c) 2011 Enar Vaikene
+ * Copyright (c) 2011-2019 Enar Vaikene
*
* This file is part of the eVaf C++ cross-platform application development framework.
*
@@ -54,13 +54,32 @@ Registry::~Registry()
bool Registry::registerInterface(QString const & name, QObject * obj)
{
- mInterfaces.insert(name, QPointer(obj));
+ // Add the interface to the list of registered interfaces and connect to
+ // the destroyed() signal.
+ mInterfaces.insert(name, obj);
+ connect(obj, SIGNAL(destroyed(QObject *)), this, SLOT(interfaceDestroyed(QObject *)));
return true;
}
QObject * Registry::queryInterface(QString const & name) const
{
- QHash >::const_iterator it = mInterfaces.constFind(name);
- return it != mInterfaces.constEnd() ? *it : 0;
+ Interfaces::const_iterator it = mInterfaces.constFind(name);
+ return it != mInterfaces.constEnd() ? *it : nullptr;
+}
+
+void Registry::interfaceDestroyed(QObject * obj)
+{
+ // Interface object destroyed. Remove it from the list of registered
+ // interfaces.
+ Interfaces::iterator it = mInterfaces.begin();
+ Interfaces::const_iterator e = mInterfaces.end();
+ while (it != e) {
+ if (*it == obj) {
+ it = mInterfaces.erase(it);
+ }
+ else {
+ ++it;
+ }
+ }
}