From 07a1894c6e0391d06df641353a48f6cfdfa9f78a Mon Sep 17 00:00:00 2001
From: ehouse <ehouse@0782aaa5-4710-0410-8820-a96bf9123855>
Date: Thu, 6 Oct 2005 02:49:50 +0000
Subject: [PATCH] implement heartbeat timer required for relay

---
 xwords4/symbian/inc/xwappview.h   | 24 +++++++++++++++---
 xwords4/symbian/src/xwappview.cpp | 41 +++++++++++++++++++++++++++----
 2 files changed, 57 insertions(+), 8 deletions(-)

diff --git a/xwords4/symbian/inc/xwappview.h b/xwords4/symbian/inc/xwappview.h
index ff4fc1f96..60dfe9964 100644
--- a/xwords4/symbian/inc/xwappview.h
+++ b/xwords4/symbian/inc/xwappview.h
@@ -118,7 +118,7 @@ class CXWordsAppView : public CCoeControl
         EUtilRequest
         , EProcessPacket
         , ENumReasons
-    } XWTimerReason ;
+    } XWTimerReason_symb ;
 
     /* open game from prefs or start a new one. */
     void MakeOrLoadGameL();
@@ -145,7 +145,7 @@ class CXWordsAppView : public CCoeControl
     TBool DoNewGame();
     void DoImmediateDraw();
     void DrawGameName() const;
-    void StartIdleTimer( XWTimerReason aWhy );
+    void StartIdleTimer( XWTimerReason_symb aWhy );
 
     static void            sym_util_requestTime( XW_UtilCtxt* uc );
     static VTableMgr*      sym_util_getVTManager( XW_UtilCtxt* uc );
@@ -162,6 +162,9 @@ class CXWordsAppView : public CCoeControl
     static void            sym_util_addrChange( XW_UtilCtxt* uc, 
                                                 const CommsAddrRec* aOld,
                                                 const CommsAddrRec* aNew );
+    static void            sym_util_setTimer( XW_UtilCtxt* uc, 
+                                              XWTimerReason why, XP_U16 when,
+                                              TimerProc proc, void* closure );
 #endif
 
 #ifdef XWFEATURE_STANDALONE_ONLY
@@ -178,6 +181,14 @@ class CXWordsAppView : public CCoeControl
 #endif
 
     static TInt TimerCallback( TAny* aThis );
+    static TInt HeartbeatTimerCallback( TAny* closure );
+
+    void SetHeartbeatCB( TimerProc aHBP, void* aHBC) {
+        iHeartbeatProc =aHBP; iHeartbeatClosure = aHBC;
+    }
+    void GetHeartbeatCB( TimerProc* aHBP, void** aHBC) {
+        *aHBP = iHeartbeatProc; *aHBC = iHeartbeatClosure;
+    }
 
     CEikApplication* iApp;      /* remove if there's some way to get from
                                    env  */
@@ -202,6 +213,14 @@ class CXWordsAppView : public CCoeControl
 
     CDesC16ArrayFlat* iDictList;   /* to pass into the dialog */
 
+    CDeltaTimer* iDeltaTimer;
+
+    TimerProc    iHeartbeatProc;
+    void*        iHeartbeatClosure;
+    TCallBack    iHeartbeatCB;
+    TDeltaTimerEntry iHeartbeatDTE;
+    XP_Bool      iHBQueued;
+
 #ifndef XWFEATURE_STANDALONE_ONLY
     CSendSocket* iSendSock;
     CDesC8ArrayFlat* iNewPacketQueue;
@@ -210,5 +229,4 @@ class CXWordsAppView : public CCoeControl
     MPSLOT
 };
 
-
 #endif // _XWORDSAPPVIEW_H_
diff --git a/xwords4/symbian/src/xwappview.cpp b/xwords4/symbian/src/xwappview.cpp
index f0d1b177d..5172edabd 100644
--- a/xwords4/symbian/src/xwappview.cpp
+++ b/xwords4/symbian/src/xwappview.cpp
@@ -69,6 +69,9 @@ CXWordsAppView* CXWordsAppView::NewLC(const TRect& aRect, CEikApplication* aApp
 
 CXWordsAppView::CXWordsAppView( CEikApplication* aApp )
     : iApp( aApp )
+    , iHeartbeatCB( HeartbeatTimerCallback, this )
+    , iHeartbeatDTE(iHeartbeatCB)
+    , iHBQueued(XP_FALSE)
 {
 #ifdef DEBUG
     TInt processHandleCount, threadHandleCount;
@@ -134,6 +137,8 @@ void CXWordsAppView::ConstructL(const TRect& aRect)
 
     iRequestTimer = CIdle::NewL( CActive::EPriorityIdle );
     iTimerRunCount = 0;
+    iDeltaTimer = CDeltaTimer::NewL( CActive::EPriorityStandard );
+
 
 #ifndef XWFEATURE_STANDALONE_ONLY
     iSendSock = CSendSocket::NewL( PacketReceived, (void*)this );
@@ -362,7 +367,8 @@ sym_util_trayHiddenChange(XW_UtilCtxt* /*uc*/, XW_TrayVisState /*newState*/ )
 }
 
 static void
-sym_util_yOffsetChange(XW_UtilCtxt* /*uc*/, XP_U16 /*oldOffset*/, XP_U16 /*newOffset*/ )
+sym_util_yOffsetChange(XW_UtilCtxt* /*uc*/, XP_U16 /*oldOffset*/, 
+                       XP_U16 /*newOffset*/ )
 {
 }
 
@@ -388,10 +394,35 @@ sym_util_engineProgressCallback( XW_UtilCtxt* /*uc*/ )
     return XP_TRUE;
 }
 
-static void
-sym_util_setTimer( XW_UtilCtxt* /*uc*/, XWTimerReason /*why*/, XP_U16 /*when*/,
-                   TimerProc /* proc */, void* /* closure */ )
+/*static*/ TInt
+CXWordsAppView::HeartbeatTimerCallback( TAny* closure )
 {
+    CXWordsAppView* self = (CXWordsAppView*)closure;
+    self->iHBQueued = XP_FALSE;
+
+    TimerProc proc;
+    void* hbclosure;
+    self->GetHeartbeatCB( &proc, &hbclosure );
+    (*proc)( hbclosure, TIMER_HEARTBEAT );
+    return 0;
+}
+
+/* static */ void
+CXWordsAppView::sym_util_setTimer( XW_UtilCtxt* uc, XWTimerReason why, 
+                                   XP_U16 when,
+                                   TimerProc proc, void* closure )
+{
+    CXWordsAppView* self = (CXWordsAppView*)uc->closure;
+
+    self->SetHeartbeatCB( proc, closure );
+
+    if ( self->iHBQueued ) {
+        self->iDeltaTimer->Remove( self->iHeartbeatDTE );
+        self->iHBQueued = XP_FALSE;
+    }
+
+    self->iDeltaTimer->Queue( when * 1000000, self->iHeartbeatDTE );
+    self->iHBQueued = XP_TRUE;
 }
 
 /* static */ void
@@ -1330,7 +1361,7 @@ CXWordsAppView::sym_send_on_close( XWStreamCtxt* aStream, void* aClosure )
 #endif
 
 void
-CXWordsAppView::StartIdleTimer( XWTimerReason aWhy )
+CXWordsAppView::StartIdleTimer( XWTimerReason_symb aWhy )
 {
     ++iTimerReasons[aWhy];