Diff: KeyboardManager/kbd_mgr/SingleKeyPressMonitor.h

Revision:

0:1324e7d9d471

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/KeyboardManager/kbd_mgr/SingleKeyPressMonitor.h	Mon Mar 07 22:51:19 2011 +0000
@@ -0,0 +1,28 @@
+#ifndef SINGLE_KEY_PRESS_MONITOR_H_
+#define SINGLE_KEY_PRESS_MONITOR_H_
+
+#include "kbd_mgr/KeyPressEventServer.h"
+#include "kbd_mgr/KeyboardStateHandler.h"
+
+namespace kbd_mgr {
+
+/**
+ * @brief A keyboard state change handler that reports on single keypresses.
+ * It voluntarily ignores key combinations (only the first key pressed in a combo is reported).
+ */ 
+class SingleKeyPressMonitor : public KeyPressEventServer, public KeyboardStateHandler {
+public:
+    SingleKeyPressMonitor() : 
+        lastReportedState(), lastReportedKey(KeyEvent::NoKey) 
+    { }
+    
+    virtual void handleState(const KeyboardState &newState);
+    
+private:
+    KeyboardState lastReportedState;
+    int lastReportedKey;
+};
+
+} // kbd_mgr
+
+#endif // SINGLE_KEY_PRESS_MONITOR_H_