Rework template meta-magic

- No more implicit dependency on Boost.MPL
- Better documentation for template magic
- Move input handler policies to handler definitions where they belong
- Separate out event descriptions from handlers

1 files changed, 9 insertions, 12 deletions

diff --git a/src/input/inputEventHandler.cpp b/src/input/inputEventHandler.cpp
index c16c358..5298aed 100644
--- a/src/input/inputEventHandler.cpp
+++ b/src/input/inputEventHandler.cpp
@@ -17,20 +17,17 @@
 #include "inputEventHandler.h"
 #include "pvsCheckPrivileges.h"
 
-bool policy::allowPrivilegedUser(InputEvent const& evt, InputEventContext const* ctx)
+InputEventHandlerBase::HandlerStatus InputEventHandlerBase::handle(InputEvent const& evt, InputEventContext const* ctx)
 {
-	if(ctx)
-		return PVSCheckPrivileges::instance()->require(PVSCheckPrivileges::SESSION_UNKNOWN, PVSCheckPrivileges::USER_PRIVILEGED,
-				ctx);
-	else
-		return false;
+	if(!isApplicable(evt, ctx))
+		return HANDLER_NOT_APPLICABLE;
+	if(!allow(evt, ctx))
+		return HANDLER_NOT_ALLOWED;
+	doHandle(evt, ctx);
+	return HANDLER_MATCHED;
 }
 
-bool policy::allowPhysicalSeat(InputEvent const& evt, InputEventContext const* ctx)
+bool input_policy::AllowEverybody::allow(InputEventContext const*)
 {
-	if(ctx)
-		return PVSCheckPrivileges::instance()->require(PVSCheckPrivileges::SESSION_LOCAL, PVSCheckPrivileges::USER_UNKNOWN,
-				ctx);
-	else
-		return false;
+	return true;
 }