basic plugin support

src/providerregistry.cpp

@@ -0,0 +1,57 @@
+#include "providerregistry.h"
+#include <QDebug>
+
+ProviderRegistry& ProviderRegistry::instance() {
+    static ProviderRegistry s_instance;
+    return s_instance;
+}
+
+void ProviderRegistry::registerProvider(const QString& name, const QString& identifier, IProviderPlugin* plugin) {
+    // Check if already registered
+    for (const auto& info : m_providers) {
+        if (info.identifier == identifier) {
+            qWarning() << "ProviderRegistry: Provider already registered:" << identifier;
+            return;
+        }
+    }
+    
+    m_providers.append(ProviderInfo(name, identifier, plugin));
+    qDebug() << "ProviderRegistry: Registered plugin provider:" << name << "(" << identifier << ")";
+}
+
+void ProviderRegistry::registerBuiltinProvider(const QString& name, const QString& identifier, BuiltinFactory factory) {
+    // Check if already registered
+    for (const auto& info : m_providers) {
+        if (info.identifier == identifier) {
+            qWarning() << "ProviderRegistry: Provider already registered:" << identifier;
+            return;
+        }
+    }
+    
+    m_providers.append(ProviderInfo(name, identifier, factory));
+    qDebug() << "ProviderRegistry: Registered builtin provider:" << name << "(" << identifier << ")";
+}
+
+void ProviderRegistry::unregisterProvider(const QString& identifier) {
+    for (int i = 0; i < m_providers.size(); ++i) {
+        if (m_providers[i].identifier == identifier) {
+            qDebug() << "ProviderRegistry: Unregistered provider:" << identifier;
+            m_providers.remove(i);
+            return;
+        }
+    }
+    qWarning() << "ProviderRegistry: Provider not found:" << identifier;
+}
+
+const ProviderRegistry::ProviderInfo* ProviderRegistry::findProvider(const QString& identifier) const {
+    for (const auto& info : m_providers) {
+        if (info.identifier == identifier) {
+            return &info;
+        }
+    }
+    return nullptr;
+}
+
+void ProviderRegistry::clear() {
+    m_providers.clear();
+}