author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Tue, 11 May 2010 16:15:58 +0300 | |
branch | RCL_3 |
changeset 13 | 4e5b531d23cb |
child 15 | 487b46c8e1a4 |
permissions | -rw-r--r-- |
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/* |
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============================================================================ |
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Name : VRUSBStateHanlder.h |
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Author : Junhua Xu |
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Version : 1.0 |
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Copyright : Your copyright notice |
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Description : CVRUSBStateHanlder declaration |
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============================================================================ |
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*/ |
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#ifndef VRUSBSTATEHANLDER_H |
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#define VRUSBSTATEHANLDER_H |
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#include <e32base.h> // For CActive, link against: euser.lib |
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#include <e32std.h> // For RTimer, link against: euser.lib |
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#include <e32property.h> |
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//#include "DummyUSBState.h" // for dummy testing |
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class MVRUSBStateObserver |
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{ |
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public: |
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// Constructors and destructor |
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virtual TInt HandleUsbPlugInL() = 0; |
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virtual TInt HandleUsbPlugOutL() = 0; |
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}; |
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class CVRUSBStateHanlder : public CActive |
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{ |
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public: |
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// Cancel and destroy |
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~CVRUSBStateHanlder(); |
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IMPORT_C static CVRUSBStateHanlder* NewL(MVRUSBStateObserver* aObserver); |
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public: |
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IMPORT_C static TBool IsUsbActive(); |
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private: |
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// C++ constructor |
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CVRUSBStateHanlder(MVRUSBStateObserver* aObserver); |
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// Second-phase constructor |
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void ConstructL(); |
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private: |
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// From CActive |
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// Handle completion |
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void RunL(); |
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// How to cancel me |
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void DoCancel(); |
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// Override to handle leaves from RunL(). Default implementation causes |
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// the active scheduler to panic. |
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TInt RunError(TInt aError); |
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void StartL(); |
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private: |
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#ifdef DUMMY_USB_TESTING |
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RTimer iTimer; // Provides async timing service, for dummy testing |
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TInt isUSBActive; |
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#else |
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RProperty iProperty; |
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#endif |
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MVRUSBStateObserver* iObserver; |
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}; |
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#endif // VRUSBSTATEHANLDER_H |