event handling classes

1 files changed, 35 insertions, 0 deletions

diff --git a/otk/eventdispatcher.hh b/otk/eventdispatcher.hh
new file mode 100644
index 00000000..5e7a1fe4
--- /dev/null
+++ b/otk/eventdispatcher.hh
@@ -0,0 +1,35 @@
+#ifndef __eventdispatcher
+#define __eventdispatcher
+
+#include "eventhandler.hh"
+#include <map>
+#include <utility>
+
+namespace otk {
+
+typedef std::map<unsigned int, OtkEventHandler *> OtkEventMap;
+
+class OtkEventDispatcher {
+public:
+
+  OtkEventDispatcher();
+  virtual ~OtkEventDispatcher();
+
+  virtual void clearAllHandlers(void);
+  virtual void registerHandler(Window id, OtkEventHandler *handler);
+  virtual void clearHandler(Window id);
+  virtual void dispatchEvents(void);
+
+  inline void setFallbackHandler(OtkEventHandler *fallback)
+  { _fallback = fallback; }
+  OtkEventHandler *getFallbackHandler(void) const { return _fallback; }
+
+private:
+  OtkEventMap _map;
+  OtkEventHandler *_fallback;
+
+};
+
+}
+
+#endif