Diff: KeyboardManager/kbd_mgr/KeyPressEventServer.h

Revision:

0:1324e7d9d471

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/KeyboardManager/kbd_mgr/KeyPressEventServer.h	Mon Mar 07 22:51:19 2011 +0000
@@ -0,0 +1,43 @@
+#ifndef KEYPRESS_EVENT_SERVER_H_
+#define KEYPRESS_EVENT_SERVER_H_
+
+#include "kbd_mgr/KeyboardEventServer.h"
+#include "kbd_mgr/KeyPressEventHandler.h"
+
+namespace kbd_mgr {
+
+/**
+ * @brief A base class for monitors that report keypresses.
+ */ 
+class KeyPressEventServer : public KeyboardEventServer<KeyPressEventHandler> {
+public:
+    /**
+     * @brief Attaches the monitor to a function.
+     * @param fn       Event handler called to report keyboard state change.
+     */
+    void attach(FunctionKeyPressEventHandler::HandlerFunction fn) {
+        setHandler(new FunctionKeyPressEventHandler(fn));
+    }
+    
+    /**
+     * @brief Attaches the monitor to a method of an object.
+     * @param obj      Event handler object
+     * @param fn       Event handler method called to report keyboard state after each complete scan.
+     */
+    template <class T>
+    void attach(T *obj, typename MemberKeyPressEventHandler<T>::MemberFunction fn) {
+        setHandler(new MemberKeyPressEventHandler<T>(obj, fn));
+    }
+    
+    using KeyboardEventServer<KeyPressEventHandler>::attach;
+    
+    void invokeHandler(const KeyEvent &keypress) {
+        if (this->hasHandler()) {
+            this->handler()->handleKeyPress(keypress);
+        }
+    }
+};
+
+} // kbd_mgr
+
+#endif // KEYPRESS_EVENT_SERVER_H_