Fixed potential bug in dynamically swapping Stelladaptor devices;

events generated by one device would never receive the 'turn off'
event when it was swapped out.


git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@2407 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba

Changes.txt

@@ -20,7 +20,9 @@
     device.
 
   * Added ability to dynamically swap the port order of Stelladaptor/
-    2600-daptor devices with the 'Control-1' key combo.
+    2600-daptor devices with the 'Control-1' key combo (useful if you
+    have only one 2600-daptor and want to use it as a left port
+    normally, but as a right port for Star Raiders, etc).
 
   * Fixed bug in BoosterGrip controller emulation; the functionality
     of the booster and trigger buttons was reversed.  Related to this,

src/emucore/EventHandler.cxx

@@ -276,6 +276,19 @@ void EventHandler::mapStelladaptors(const string& saport)
     }
   }
   myOSystem->settings().setString("saport", saport);
+
+  // We're potentially swapping out an input device behind the back of
+  // the Event system, so we make sure all Stelladaptor-generated events
+  // are reset
+  for(int i = 0; i < 2; ++i)
+  {
+    for(int j = 0; j < 2; ++j)
+      myEvent.set(SA_Axis[i][j], 0);
+    for(int j = 0; j < 4; ++j)
+      myEvent.set(SA_Button[i][j], 0);
+    for(int j = 0; j < 12; ++j)
+      myEvent.set(SA_Key[i][j], 0);
+  }
 #endif
 }