Add a ResourceWatcher interface

[libs/gl.git] / source / resourcewatcher.h

diff --git a/source/resourcewatcher.h b/source/resourcewatcher.h
new file mode 100644 (file)
index 0000000..60ffe5b
--- /dev/null
+++ b/source/resourcewatcher.h
@@ -0,0 +1,23 @@
+#ifndef RESOURCEWATCHER_H_
+#define RESOURCEWATCHER_H_
+
+namespace Msp {
+namespace GL {
+
+class Resource;
+
+class ResourceWatcher
+{
+protected:
+       ResourceWatcher() { }
+public:
+       virtual ~ResourceWatcher() { }
+
+       virtual void resource_loaded(Resource &) { }
+       virtual void resource_unloaded(Resource &) { }
+};
+
+} // namespace GL
+} // namespace Msp
+
+#endif