usbengines/usbotgwatcher/inc/cusbstatehostainitiate.h
changeset 35 9d8b04ca6939
child 63 ef2686f7597e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbengines/usbotgwatcher/inc/cusbstatehostainitiate.h	Fri Jun 04 10:27:39 2010 +0100
@@ -0,0 +1,148 @@
+/*
+ * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description:  Implementation of the concret state
+ *
+ */
+
+#ifndef C_USBSTATEHOSTAINITIATE_H
+#define C_USBSTATEHOSTAINITIATE_H
+
+#include "cusbstatehostabase.h"
+
+#ifndef STIF
+#include "cusbtimer.h"
+#else
+#include "mockcusbtimer.h"
+#endif
+
+class CUsbOtgWatcher;
+
+/**
+ *  This class implements behaviour when Id pin just detected (initiating host role, loading drivers)
+ *
+ */
+NONSHARABLE_CLASS( CUsbStateHostAInitiate ) : public CUsbStateHostABase,
+MUsbTimerObserver
+    {
+    friend class CtUsbOtgWatcher;
+
+public:
+
+    /**
+     * Two-phased constructor.
+     * @param aWatcher owner
+     */
+    static CUsbStateHostAInitiate* NewL(CUsbOtgWatcher& aWatcher);
+
+    /**
+     * Destructor.
+     */
+    virtual ~CUsbStateHostAInitiate();
+
+private:
+
+    // From MUsbTimerObserver
+    /**
+     * timer expired call back
+     * @param aTimerId timer id
+     */
+    void TimerElapsedL(TUsbTimerId aTimerId);
+
+    /**
+     * default construction
+     * @param aWatcher owner
+     */
+    CUsbStateHostAInitiate(CUsbOtgWatcher& aWatcher);
+
+    /**
+     * 2nd phase construction
+     */
+    void ConstructL();
+
+    //from CUsbState
+    /**
+     * state id
+     * @return state id
+     */
+    TUsbStateIds Id();
+
+    /**
+     * This is called when switched to this state, 
+     * because If all conditions for transition to another state exist, nothing will 
+     * trigger it and transition will not happen. This forces the transition in such cases.
+     *
+     */
+    void JustAdvancedToThisStateL();
+
+    /**
+     * This is called when switched to this state, 
+     * because If all conditions for transition to another state exist, nothing will 
+     * trigger it and transition will not happen. This forces the transition in such cases.
+     *
+     */
+    void JustBeforeLeavingThisStateL();
+
+    // From VBus observer
+    /**
+     * VBus up
+     */
+    void VBusUpL();
+
+    // From Host Event notification observer
+    /**
+     * Device is attached
+     * @param aInfo Device event data
+     */
+    void DeviceAttachedL(TDeviceEventInformation aInfo);
+    
+    /**
+     * Device is detached
+     * @param aInfo Device event data
+     */
+    void DeviceDetachedL(TDeviceEventInformation aInfo);
+
+    /**
+     * Device is detached
+     * @param aInfo Device event data
+     */
+    void DriverLoadSuccessL(TDeviceEventInformation aInfo);
+
+    /**
+     * Drivers loaded partially
+     * @param aInfo Device event data
+     */
+    void DriverLoadPartialSuccessL(TDeviceEventInformation aInfo);
+
+    /**
+     * Drivers loading failed
+     * @param aInfo Device event data
+     */
+    void DriverLoadFailureL(TDeviceEventInformation aInfo);
+
+private:
+    // data
+
+    /*
+     * attachment timer
+     * own
+     */
+    CUsbTimer* iAttachmentTimer;
+
+    /*
+     * attachment attribute
+     */
+    TBool iDeviceAttached;
+    };
+
+#endif //  C_USBSTATEHOSTINITIATE_H