examples/SFExamples/RecipeEx/inc/DeviceCapabilitiesScan.h

// Symbian Foundation Example Code
// 
// This software is in the public domain. No copyright is claimed, and you 
// may use it for any purpose without license from the Symbian Foundation.
// No warranty for any purpose is expressed or implied by the authors or
// the Symbian Foundation. 


#ifndef __DEVICECAPABILITIESSCAN_H__
#define __DEVICECAPABILITIESSCAN_H__

#include <e32base.h>    
#include <e32std.h>     

// Forward declarations
class CLogContainer;

class CDeviceCapabilitiesScan : public CActive
        {
public: // Construction / Destruction

        static CDeviceCapabilitiesScan* NewL(CLogContainer* aLogView);

        static CDeviceCapabilitiesScan* NewLC(CLogContainer* aLogView);

        ~CDeviceCapabilitiesScan();

public:
        
        void Start();

private:
        
        CDeviceCapabilitiesScan(CLogContainer* aLogView);

        void ConstructL();

private: // From CActive

        void RunL();

        void DoCancel();

        TInt RunError(TInt aError);
        
private:  // Helper functions
        
        void SelfComplete(TInt aErr);
        
        const TDesC& DisplayMode(TDisplayMode aMode);

        const TDesC& Orientation(CFbsBitGc::TGraphicsOrientation aOrientation);

private: // Device capabilities functions       
        
        /* Discover and log the platform version information string */
        void DiscoverPlatformVersionTextL();    
        
        /* Discover and log the number of screens provided, display mode and number of screen modes */  
        void DiscoverDisplayScreensInfoL();     

        /* For each screen mode, log size in pixels and twips and orientation */
        void FormatScreenInfoByModeL(CWsScreenDevice& aScreenDevice, TInt aScreenMode); 
        
        /* Check if touch or pen support is provided */
        void CheckForTouchSupportL();
        
        /* Discover available input modes */
        void DiscoverAvailableInputModesL();

        /* Enumerate available input modes */
        void EnumerateAvailableInputModesL();
        
        /* Discover and log multimedia plugin support */        
        void DiscoverMultimediaPluginSupportL();
        
        /* Discover available Sensors */        
        void DiscoverAvailableSensorsL();
        
        
private:
        
        enum TDeviceCapabilitiesScanState
                {
                EUninitialized, // Uninitialized
                EDiscoveringPlatformVersion, // Requesting platform version ie: 5.0
                EDiscoveringDisplayScreenInfo, // Requesting number of screens and display modes etc
                EDiscoveringInputCapabilities,
                EDiscoveringMultimediaEcomPlugins,
                EDiscoveringAvailableSensors,
                EError
                };

private:
        
        TDeviceCapabilitiesScanState iState; 
        
        CLogContainer* iLogView;
        
        };



#endif // __DEVICECAPABILITIESSCAN_H__


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