bluetoothengine/btui/inc/btuiutil.h
branchRCL_3
changeset 56 9386f31cc85b
parent 55 613943a21004
child 61 269724087bed
equal deleted inserted replaced
55:613943a21004 56:9386f31cc85b
     1 /*
       
     2  * Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     3  * All rights reserved.
       
     4  * This component and the accompanying materials are made available
       
     5  * under the terms of "Eclipse Public License v1.0""
       
     6  * which accompanies this distribution, and is available
       
     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8  *
       
     9  * Initial Contributors:
       
    10  * Nokia Corporation - initial contribution.
       
    11  *
       
    12  * Contributors:
       
    13  *
       
    14  * Description:  
       
    15  *   
       
    16  */
       
    17 
       
    18 #ifndef BTUIUTIL_H
       
    19 #define BTUIUTIL_H
       
    20 
       
    21 #include <qglobal.h>
       
    22 #include <bt_sock.h>
       
    23 
       
    24 /*!
       
    25   Converts a QString which contains a BT device address in readable format to
       
    26   Symbian native TBTDevAddr type.
       
    27  */
       
    28 inline void addrReadbleStringToSymbian( const QString &readable, TBTDevAddr &addr)
       
    29 {
       
    30     TBuf<KBTDevAddrSize * 2> buffer(readable.utf16());
       
    31     addr.SetReadable( buffer );
       
    32 }
       
    33 
       
    34 /*!
       
    35   Converts a Symbian native TBTDevAddr to 
       
    36   QString which contains the BT device address in readable format.
       
    37  */
       
    38 inline void addrSymbianToReadbleString( QString &readable, const TBTDevAddr &addr)
       
    39 {
       
    40     TBuf<KBTDevAddrSize * 2> buffer;
       
    41     addr.GetReadable( buffer );
       
    42     readable = QString::fromUtf16( buffer.Ptr(), buffer.Length() );
       
    43 }
       
    44 
       
    45 /*!
       
    46   Decide the device name to display from the device information, and 
       
    47   converts the name if necessary. If the device doesn't have a valid name,
       
    48   the given default name will be used.
       
    49 */
       
    50 inline void getDeviceDisplayName( QString& dispName, const CBTDevice& device ,
       
    51     const TDesC& defaultName )
       
    52 {
       
    53     // friendly name is preferred if available
       
    54     if( device.IsValidFriendlyName() && device.FriendlyName().Length()){
       
    55         dispName = QString::fromUtf16( 
       
    56                 device.FriendlyName().Ptr(), device.FriendlyName().Length() );
       
    57     }
       
    58     // next preferred is actual device name
       
    59     else if( device.IsValidDeviceName() && device.DeviceName().Length() ) {
       
    60         dispName = QString::fromUtf8( 
       
    61                 (char*) device.DeviceName().Ptr(), device.DeviceName().Length() );
       
    62     }
       
    63     else {
       
    64         // finally, use default name if nothing else is available
       
    65         dispName = QString::fromUtf16( 
       
    66                 defaultName.Ptr(), defaultName.Length() );
       
    67     }
       
    68 }
       
    69 
       
    70 /*!
       
    71   Guess if the given Class of Device indicates an Audio/Video device (headset and carkit)
       
    72   or not.
       
    73   Computer device supporting audio is not considered as AV device.
       
    74 */
       
    75 inline bool isAVDevice( const TBTDeviceClass &cod )
       
    76 {
       
    77     int majorDevCls = cod.MajorDeviceClass();
       
    78     int minorDevCls = cod.MinorDeviceClass();
       
    79     return ( ( majorDevCls == EMajorDeviceAV ) 
       
    80         || ( cod.MajorServiceClass() == EMajorServiceRendering 
       
    81         && majorDevCls != EMajorDeviceImaging ) );
       
    82 }
       
    83 
       
    84 /*!
       
    85   Guess if the given Class of Device indicates an input device (keyboard and mouse)
       
    86   or not.
       
    87 */
       
    88 inline bool isHIDDevice( const TBTDeviceClass &cod )
       
    89 {
       
    90     int majorDevCls = cod.MajorDeviceClass();
       
    91     int minorDevCls = cod.MinorDeviceClass();
       
    92     return ( ( majorDevCls == EMajorDevicePeripheral ) &&
       
    93         ( minorDevCls == EMinorDevicePeripheralKeyboard || 
       
    94         minorDevCls == EMinorDevicePeripheralPointer ) );
       
    95 }
       
    96 
       
    97 /*!
       
    98   Tells if the given device is bonded.
       
    99 */
       
   100 inline bool isBonded( const CBTDevice &dev )
       
   101 {
       
   102     // todo: this has not addresses Just Works pairing mode yet.
       
   103     return dev.IsValidPaired() && dev.IsPaired() &&
       
   104         dev.LinkKeyType() != ELinkKeyUnauthenticatedUpgradable;
       
   105 }
       
   106 
       
   107 /*!
       
   108   Tells if the given device supports file transfer.
       
   109 */
       
   110 inline bool supportsFileTransfer( const TBTDeviceClass &cod )
       
   111 {
       
   112     int majorDevCls = cod.MajorDeviceClass();
       
   113     return ( majorDevCls == EMajorDevicePhone 
       
   114             || majorDevCls == EMajorDeviceComputer ); 
       
   115 }
       
   116 
       
   117 #endif // BTUIMODELUTIL_H