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/*
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* Copyright (c) 2004-2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: HID field descriptor definition
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*
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*/
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#ifndef C_FIELD_H
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#define C_FIELD_H
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#include <e32base.h>
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const TInt KFieldAttributeConstant = 1<<0; //!< Data (0) or Constant (1)
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const TInt KFieldAttributeVariable = 1<<1; //!< Array (0) or Variable (1)
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const TInt KFieldAttributeRelative = 1<<2; //!< Absolute (0) or Relative (1)
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const TInt KFieldAttributeWrap = 1<<3; //!< No wrap (0) or Wrap (1)
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const TInt KFieldAttributeNonLinear = 1<<4; //!< Linear (0) or Non-linear (1)
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const TInt KFieldAttributeNoPreferred = 1<<5; //!< Preferred state (0) or not (1)
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const TInt KFieldAttributeNullState = 1<<6; //!< No null position (0) or null state (1)
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const TInt KFieldAttributeVolatile = 1<<7; //!< Non-volatile (0) or volatile (1)
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const TInt KFieldAttributeBufferedBytes = 1<<8; //!< Bit field (0) or buffered bytes (1)
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const TInt KSizeOfByte = 8;
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/**
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* HID report field presentation
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* Represents an individual field in a HID report, ie. the attributes
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* of an input, output or feature Main item defined in the HID report
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* descriptor.
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*
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* The CField contains information such as the usage IDs sent in the
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* the report, the type of the report (input, output or feature) and
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* the logical range.
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*
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*
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* @lib generichid.lib
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* @since S60 v5.0
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*/
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class CField : public CBase
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{
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public:
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enum TType
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{
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EInput, //!< Input report
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EOutput, //!< Output report
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EFeature //!< Feature report
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};
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public:
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static CField* NewL();
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static CField* NewLC();
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/**
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* Destructor.
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*/
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virtual ~CField();
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public:
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// Accessors:
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/**
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* Set Report root
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*
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* @since S60 v5.0
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* @return None
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*/
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IMPORT_C TInt UsagePage() const;
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/**
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* Return report id
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*
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* @since S60 v5.0
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* @return report id
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*/
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IMPORT_C TInt ReportId() const;
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/**
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* Return offset
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*
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* @since S60 v5.0
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* @return offset
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*/
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IMPORT_C TInt Offset() const;
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/**
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* Return size
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*
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* @since S60 v5.0
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* @return None
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*/
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IMPORT_C TInt Size() const;
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/**
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* Return count
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*
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* @since S60 v5.0
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* @return count
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*/
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IMPORT_C TInt Count() const;
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/**
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* Return logical minimium
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*
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* @since S60 v5.0
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* @return Logical minimium
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*/
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IMPORT_C TInt LogicalMin() const;
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/**
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* Return logical maximum
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*
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* @since S60 v5.0
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* @return logical maximum
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*/
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IMPORT_C TInt LogicalMax() const;
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/**
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* Return usage min
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*
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* @since S60 v5.0
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* @return None
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*/
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IMPORT_C TInt UsageMin() const;
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/**
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* Return usage max
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*
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* @since S60 v5.0
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* @return usage max
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*/
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IMPORT_C TInt UsageMax() const;
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/**
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* Return Physical minimum
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*
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* @since S60 v5.0
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* @return physical minimum
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*/
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IMPORT_C TInt PhysicalMin() const;
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/**
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* Return Physical max
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*
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* @since S60 v5.0
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* @return return physical max
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*/
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IMPORT_C TInt PhysicalMax() const;
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/**
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* Return unit
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*
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* @since S60 v5.0
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* @return Unit
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*/
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IMPORT_C TInt Unit() const;
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/**
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* Return unit exponent
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*
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* @since S60 v5.0
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* @return unit exponent
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*/
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IMPORT_C TInt UnitExponent() const;
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/**
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* Return Designator index
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*
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* @since S60 v5.0
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* @return Designator Index
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*/
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IMPORT_C TInt DesignatorIndex() const;
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/**
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* Return designator minimium
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*
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* @since S60 v5.0
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* @return return designator index minimium
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*/
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IMPORT_C TInt DesignatorMin() const;
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/**
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* Return designator maximium
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*
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* @since S60 v5.0
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* @return designator maximium
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*/
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IMPORT_C TInt DesignatorMax() const;
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/**
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* Return string minimum
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*
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* @since S60 v5.0
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* @return None
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*/
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IMPORT_C TInt StringMin() const;
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/**
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* Return string maximum
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*
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* @since S60 v5.0
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* @return string maximum
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*/
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IMPORT_C TInt StringMax() const;
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/**
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* Return string index
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*
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* @since S60 v5.0
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* @return string index
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*/
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IMPORT_C TInt StringIndex() const;
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/**
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* Return attributes
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*
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* @since S60 v5.0
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* @return attributes
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*/
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IMPORT_C TUint32 Attributes() const;
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/**
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* Return type
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*
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* @since S60 v5.0
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* @return type
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*/
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IMPORT_C TType Type() const;
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/**
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* Return variable status
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*
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* @since S60 v5.0
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* @return variable status
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*/
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IMPORT_C TBool IsVariable() const;
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/**
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* Return array status
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*
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* @since S60 v5.0
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* @return arrau status
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*/
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IMPORT_C TBool IsArray() const;
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/**
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* Return data status
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*
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* @since S60 v5.0
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* @return data status
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*/
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IMPORT_C TBool IsData() const;
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/**
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* Return constant status
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*
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* @since S60 v5.0
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* @return constant status
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*/
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IMPORT_C TBool IsConstant() const;
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/**
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* Return input status
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*
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* @since S60 v5.0
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* @return input status
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*/
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IMPORT_C TBool IsInput() const;
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/**
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* Return output status
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*
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* @since S60 v5.0
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* @return None
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*/
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IMPORT_C TBool IsOutput() const;
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/**
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* Return feature status
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*
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* @since S60 v5.0
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* @return feature status
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*/
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IMPORT_C TBool IsFeature() const;
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/**
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* Check if reportid is in report
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*
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* @since S60 v5.0
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* @param aReportId report id
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* @return true if reportid is in report
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*/
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IMPORT_C TBool IsInReport(TInt aReportId) const;
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/**
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* Check if usage exsist
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*
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* @since S60 v5.0
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* @param aUsage Usage id
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* @return None
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*/
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IMPORT_C TBool HasUsage(TInt aUsage) const;
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/**
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* Return usage array
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*
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* @since S60 v5.0
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* @return usage array
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*/
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IMPORT_C TArray<TInt> UsageArray() const;
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/**
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* Return usage
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*
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* @since S60 v5.0
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* @param aIndex usage array index
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* @return usage
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*/
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IMPORT_C TInt Usage(TInt aIndex) const;
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/**
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* Return usage count
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*
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* @since S60 v5.0
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* @return usage count
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*/
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IMPORT_C TInt UsageCount() const;
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/**
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* Return last usage
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*
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* @since S60 v5.0
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* @return last usage
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*/
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IMPORT_C TInt LastUsage() const;
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/**
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* Set type
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*
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* @since S60 v5.0
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* @param aType type of field
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* @return None
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*/
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IMPORT_C void SetType(const TType& aType);
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/**
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* Add usage
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*
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* @since S60 v5.0
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* @param aUsage usage to be added
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* @return None
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*/
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IMPORT_C void AddUsageL(TInt aUsage);
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/**
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* Clear usage list
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*
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* @since S60 v5.0
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* @return None
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*/
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IMPORT_C void ClearUsageList();
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/**
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* Set usage page
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*
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* @since S60 v5.0
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* @param aUsagePage usagepage to be set
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* @return None
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*/
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IMPORT_C void SetUsagePage(TInt aUsagePage);
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/**
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* Set offset
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*
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* @since S60 v5.0
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* @param aOffset offset to be set
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* @return None
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*/
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IMPORT_C void SetOffset(TInt aOffset);
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/**
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* Set size
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*
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* @since S60 v5.0
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* @param aSize size to be set
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* @return None
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*/
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IMPORT_C void SetSize(TInt aSize);
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/**
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* Set count
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*
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* @since S60 v5.0
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* @param aCount Count to be set
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* @return None
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*/
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IMPORT_C void SetCount(TInt aCount);
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/**
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* Set logical minimium
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*
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* @since S60 v5.0
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* @param aMin Logical minimium to be set
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* @return None
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*/
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418 |
IMPORT_C void SetLogicalMin(TInt aMin);
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|
419 |
|
|
|
420 |
/**
|
|
|
421 |
* Set logical maximum
|
|
|
422 |
*
|
|
|
423 |
* @since S60 v5.0
|
|
|
424 |
* @param aMax logical maximum to be used
|
|
|
425 |
* @return None
|
|
|
426 |
*/
|
|
|
427 |
IMPORT_C void SetLogicalMax(TInt aMax);
|
|
|
428 |
|
|
|
429 |
/**
|
|
|
430 |
* Set usage min
|
|
|
431 |
*
|
|
|
432 |
* @since S60 v5.0
|
|
|
433 |
* @param aMin usage minimium to be set.
|
|
|
434 |
* @return None
|
|
|
435 |
*/
|
|
|
436 |
IMPORT_C void SetUsageMin(TInt aMin);
|
|
|
437 |
|
|
|
438 |
/**
|
|
|
439 |
* Set usage maximum
|
|
|
440 |
*
|
|
|
441 |
* @since S60 v5.0
|
|
|
442 |
* @param aMax usage max to be set
|
|
|
443 |
* @return None
|
|
|
444 |
*/
|
|
|
445 |
IMPORT_C void SetUsageMax(TInt aMax);
|
|
|
446 |
|
|
|
447 |
/**
|
|
|
448 |
* Set Report ID
|
|
|
449 |
*
|
|
|
450 |
* @since S60 v5.0
|
|
|
451 |
* @param aReportId report id to be set
|
|
|
452 |
* @return None
|
|
|
453 |
*/
|
|
|
454 |
IMPORT_C void SetReportId(TInt aReportId);
|
|
|
455 |
|
|
|
456 |
/**
|
|
|
457 |
* Set attributes
|
|
|
458 |
*
|
|
|
459 |
* @since S60 v5.0
|
|
|
460 |
* @param aAttributes attributes to be set
|
|
|
461 |
* @return None
|
|
|
462 |
*/
|
|
|
463 |
IMPORT_C void SetAttributes(TUint32 aAttributes);
|
|
|
464 |
|
|
|
465 |
/**
|
|
|
466 |
* Set physical minimium
|
|
|
467 |
*
|
|
|
468 |
* @since S60 v5.0
|
|
|
469 |
* @param aValue physical minimium value
|
|
|
470 |
* @return None
|
|
|
471 |
*/
|
|
|
472 |
IMPORT_C void SetPhysicalMin(TInt aValue);
|
|
|
473 |
|
|
|
474 |
/**
|
|
|
475 |
* Set Physical maximum
|
|
|
476 |
*
|
|
|
477 |
* @since S60 v5.0
|
|
|
478 |
* @param aValue physical maximum value
|
|
|
479 |
* @return None
|
|
|
480 |
*/
|
|
|
481 |
IMPORT_C void SetPhysicalMax(TInt aValue);
|
|
|
482 |
|
|
|
483 |
/**
|
|
|
484 |
* Set unit value
|
|
|
485 |
*
|
|
|
486 |
* @since S60 v5.0
|
|
|
487 |
* @param aValue unit value
|
|
|
488 |
* @return None
|
|
|
489 |
*/
|
|
|
490 |
IMPORT_C void SetUnit(TInt aValue);
|
|
|
491 |
|
|
|
492 |
/**
|
|
|
493 |
* Set unit exponent
|
|
|
494 |
*
|
|
|
495 |
* @since S60 v5.0
|
|
|
496 |
* @param aValue unit exponent valut to be set
|
|
|
497 |
* @return None
|
|
|
498 |
*/
|
|
|
499 |
IMPORT_C void SetUnitExponent(TInt aValue);
|
|
|
500 |
|
|
|
501 |
/**
|
|
|
502 |
* Set Designator index
|
|
|
503 |
*
|
|
|
504 |
* @since S60 v5.0
|
|
|
505 |
* @param aValue Designator index value
|
|
|
506 |
* @return None
|
|
|
507 |
*/
|
|
|
508 |
IMPORT_C void SetDesignatorIndex(TInt aValue);
|
|
|
509 |
|
|
|
510 |
/**
|
|
|
511 |
* Set designator minimium
|
|
|
512 |
*
|
|
|
513 |
* @since S60 v5.0
|
|
|
514 |
* @param aValue designator minimum value
|
|
|
515 |
* @return None
|
|
|
516 |
*/
|
|
|
517 |
IMPORT_C void SetDesignatorMin(TInt aValue);
|
|
|
518 |
|
|
|
519 |
/**
|
|
|
520 |
* Set designator maximium value
|
|
|
521 |
*
|
|
|
522 |
* @since S60 v5.0
|
|
|
523 |
* @param aValue designator maximium value
|
|
|
524 |
* @return None
|
|
|
525 |
*/
|
|
|
526 |
IMPORT_C void SetDesignatorMax(TInt aValue);
|
|
|
527 |
|
|
|
528 |
/**
|
|
|
529 |
* Set string minimium value
|
|
|
530 |
*
|
|
|
531 |
* @since S60 v5.0
|
|
|
532 |
* @param aValue string minimium value
|
|
|
533 |
* @return None
|
|
|
534 |
*/
|
|
|
535 |
IMPORT_C void SetStringMin(TInt aValue);
|
|
|
536 |
|
|
|
537 |
/**
|
|
|
538 |
* Set string maximum value
|
|
|
539 |
*
|
|
|
540 |
* @since S60 v5.0
|
|
|
541 |
* @param aValue string maximum value to be set
|
|
|
542 |
* @return None
|
|
|
543 |
*/
|
|
|
544 |
IMPORT_C void SetStringMax(TInt aValue);
|
|
|
545 |
|
|
|
546 |
/**
|
|
|
547 |
* Set string index
|
|
|
548 |
*
|
|
|
549 |
* @since S60 v5.0
|
|
|
550 |
* @param aValue string index
|
|
|
551 |
* @return None
|
|
|
552 |
*/
|
|
|
553 |
IMPORT_C void SetStringIndex(TInt aValue);
|
|
|
554 |
|
|
|
555 |
/**
|
|
|
556 |
* Set Logical range
|
|
|
557 |
*
|
|
|
558 |
* @since S60 v5.0
|
|
|
559 |
* @param aMin logical range minimium value
|
|
|
560 |
* @param aMax logical range maximum value
|
|
|
561 |
* @return None
|
|
|
562 |
*/
|
|
|
563 |
IMPORT_C void SetLogicalRange(TInt aMin, TInt aMax);
|
|
|
564 |
|
|
|
565 |
/**
|
|
|
566 |
* Set Usage range
|
|
|
567 |
*
|
|
|
568 |
* @since S60 v5.0
|
|
|
569 |
* @param aMin usage range minimium value
|
|
|
570 |
* @param aMax usage range maximum value
|
|
|
571 |
* @return None
|
|
|
572 |
*/
|
|
|
573 |
IMPORT_C void SetUsageRange(TInt aMin, TInt aMax);
|
|
|
574 |
|
|
|
575 |
/**
|
|
|
576 |
* Set Physical range
|
|
|
577 |
*
|
|
|
578 |
* @since S60 v5.0
|
|
|
579 |
* @param aMin physical range minimium value
|
|
|
580 |
* @param aMax physical range maximum value
|
|
|
581 |
* @return None
|
|
|
582 |
*/
|
|
|
583 |
IMPORT_C void SetPhysicalRange(TInt aMin, TInt aMax);
|
|
|
584 |
|
|
|
585 |
/**
|
|
|
586 |
* Set string range
|
|
|
587 |
*
|
|
|
588 |
* @since S60 v5.0
|
|
|
589 |
* @param aMin string range minimium value
|
|
|
590 |
* @param aMax string range maximum value
|
|
|
591 |
* @return None
|
|
|
592 |
*/
|
|
|
593 |
IMPORT_C void SetStringRange(TInt aMin, TInt aMax);
|
|
|
594 |
|
|
|
595 |
/**
|
|
|
596 |
* Set designator range
|
|
|
597 |
*
|
|
|
598 |
* @since S60 v5.0
|
|
|
599 |
* @param aMin designator range minimium value
|
|
|
600 |
* @param aMax designator range maximum value
|
|
|
601 |
* @return None
|
|
|
602 |
*/
|
|
|
603 |
IMPORT_C void SetDesignatorRange(TInt aMin, TInt aMax);
|
|
|
604 |
|
|
|
605 |
private:
|
|
|
606 |
CField();
|
|
|
607 |
|
|
|
608 |
|
|
|
609 |
|
|
|
610 |
private:
|
|
|
611 |
|
|
|
612 |
/**
|
|
|
613 |
* Input, output or feature report
|
|
|
614 |
*/
|
|
|
615 |
TType iType;
|
|
|
616 |
|
|
|
617 |
// For a detailed description of the use of the following members,
|
|
|
618 |
// see "USB Device Class Definition for Human Interface Devices
|
|
|
619 |
// (HID)", Firmware Specification, Version 1.11, USB Implementers'
|
|
|
620 |
// Forum, June 2001.
|
|
|
621 |
|
|
|
622 |
/**
|
|
|
623 |
* The usage page this field is associated with (G)
|
|
|
624 |
*/
|
|
|
625 |
TInt iUsagePage;
|
|
|
626 |
|
|
|
627 |
/**
|
|
|
628 |
* ID for the HID report containing this field (G)
|
|
|
629 |
*/
|
|
|
630 |
TInt iReportId;
|
|
|
631 |
|
|
|
632 |
/**
|
|
|
633 |
* Field offset (in bits) from start of report
|
|
|
634 |
*/
|
|
|
635 |
TInt iPos;
|
|
|
636 |
|
|
|
637 |
/**
|
|
|
638 |
* Bit size of each item in the current field (G)
|
|
|
639 |
*/
|
|
|
640 |
TInt iSize;
|
|
|
641 |
|
|
|
642 |
/**
|
|
|
643 |
* Number of items in the report field (G)
|
|
|
644 |
*/
|
|
|
645 |
TInt iCount;
|
|
|
646 |
|
|
|
647 |
/**
|
|
|
648 |
* Minimum extent value in logical units (G)
|
|
|
649 |
*/
|
|
|
650 |
TInt iLogicalMin;
|
|
|
651 |
|
|
|
652 |
/**
|
|
|
653 |
* Maximum extent value in logical units (G)
|
|
|
654 |
*/
|
|
|
655 |
TInt iLogicalMax;
|
|
|
656 |
|
|
|
657 |
/**
|
|
|
658 |
* Starting usage associated with array / bitmap (L)
|
|
|
659 |
*/
|
|
|
660 |
TInt iUsageMin;
|
|
|
661 |
|
|
|
662 |
/**
|
|
|
663 |
* Ending usage associated with array / bitmap (L)L)
|
|
|
664 |
*/
|
|
|
665 |
TInt iUsageMax;
|
|
|
666 |
|
|
|
667 |
/**
|
|
|
668 |
* Unit value (G)
|
|
|
669 |
*/
|
|
|
670 |
TInt iUnit;
|
|
|
671 |
|
|
|
672 |
/**
|
|
|
673 |
* Value of the unit exponent in base 10 (G)
|
|
|
674 |
*/
|
|
|
675 |
TInt iUnitExponent;
|
|
|
676 |
|
|
|
677 |
/**
|
|
|
678 |
* Body part used for a control (L)
|
|
|
679 |
*/
|
|
|
680 |
TInt iDesignatorIndex;
|
|
|
681 |
|
|
|
682 |
/**
|
|
|
683 |
* String associated with a control (L)
|
|
|
684 |
*/
|
|
|
685 |
TInt iStringIndex;
|
|
|
686 |
|
|
|
687 |
/**
|
|
|
688 |
* Minimum physical extent for a variable item (G)
|
|
|
689 |
*/
|
|
|
690 |
TInt iPhysicalMin;
|
|
|
691 |
|
|
|
692 |
/**
|
|
|
693 |
* Maximum physical extent for a variable item (G)
|
|
|
694 |
*/
|
|
|
695 |
TInt iPhysicalMax;
|
|
|
696 |
|
|
|
697 |
/**
|
|
|
698 |
* First string index for a group of strings (L)
|
|
|
699 |
*/
|
|
|
700 |
TInt iStringMin;
|
|
|
701 |
|
|
|
702 |
/**
|
|
|
703 |
* Last string index for a group of strings (L)
|
|
|
704 |
*/
|
|
|
705 |
TInt iStringMax;
|
|
|
706 |
|
|
|
707 |
/**
|
|
|
708 |
* Starting designator index (L)
|
|
|
709 |
*/
|
|
|
710 |
TInt iDesignatorMin;
|
|
|
711 |
|
|
|
712 |
/**
|
|
|
713 |
* Ending designator index (L)
|
|
|
714 |
*/
|
|
|
715 |
TInt iDesignatorMax;
|
|
|
716 |
|
|
|
717 |
/**
|
|
|
718 |
* Flags associated with a main item (e.g. "array")
|
|
|
719 |
*/
|
|
|
720 |
TUint32 iAttributes;
|
|
|
721 |
|
|
|
722 |
/**
|
|
|
723 |
* The usage indexes associated with this field (G)
|
|
|
724 |
*/
|
|
|
725 |
RArray<TInt> iUsageList;
|
|
|
726 |
|
|
|
727 |
// (G) = Global item
|
|
|
728 |
// (L) = Local item
|
|
|
729 |
};
|
|
|
730 |
|
|
|
731 |
#endif
|
|
|
732 |
|