epoc32/include/apgctl.h
branchSymbian2
changeset 2 2fe1408b6811
parent 0 061f57f2323e
     1.1 --- a/epoc32/include/apgctl.h	Tue Nov 24 13:55:44 2009 +0000
     1.2 +++ b/epoc32/include/apgctl.h	Tue Mar 16 16:12:26 2010 +0000
     1.3 @@ -1,1 +1,160 @@
     1.4 -apgctl.h
     1.5 +// Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +// All rights reserved.
     1.7 +// This component and the accompanying materials are made available
     1.8 +// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
     1.9 +// which accompanies this distribution, and is available
    1.10 +// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.11 +//
    1.12 +// Initial Contributors:
    1.13 +// Nokia Corporation - initial contribution.
    1.14 +//
    1.15 +// Contributors:
    1.16 +//
    1.17 +// Description:
    1.18 +//
    1.19 +
    1.20 +#ifndef __APGCTL_H__
    1.21 +#define __APGCTL_H__
    1.22 +
    1.23 +#if !defined(__E32STD_H__)
    1.24 +#include <e32std.h>
    1.25 +#endif
    1.26 +#if !defined(__E32BASE_H__)
    1.27 +#include <e32base.h>
    1.28 +#endif
    1.29 +
    1.30 +// classes defined:
    1.31 +class CApaSystemControl;
    1.32 +class CApaSystemControlList;
    1.33 +//
    1.34 +// classes referenced:
    1.35 +class RFs;
    1.36 +class CApaMaskedBitmap;
    1.37 +//
    1.38 +
    1.39 +/**
    1.40 +Calls the control DLL's first ordinal function to create and run the control.
    1.41 +
    1.42 +The function leaves with KErrBadLibraryEntryPoint if the ordinal 1 function 
    1.43 +cannot be found.
    1.44 +
    1.45 +@publishedAll 
    1.46 +@released
    1.47 +*/
    1.48 +typedef TInt (*ApaRunSystemControl)(const TDesC&);
    1.49 +
    1.50 +/**
    1.51 +@publishedAll 
    1.52 +@released
    1.53 +*/
    1.54 +#ifdef _UNICODE
    1.55 +#define KUidSystemControlDll KUidSystemControlDll16
    1.56 +#else
    1.57 +#define KUidSystemControlDll KUidSystemControlDll8
    1.58 +#endif
    1.59 +
    1.60 +/**
    1.61 +@publishedAll 
    1.62 +@deprecated
    1.63 +*/
    1.64 +const TInt KSystemControlDllUidValue8=0x10000297;
    1.65 +
    1.66 +/**
    1.67 +@publishedAll
    1.68 +@deprecated
    1.69 +*/
    1.70 +const TUid KUidSystemControlDll8={KSystemControlDllUidValue8};
    1.71 +
    1.72 +/**
    1.73 +@publishedAll
    1.74 +@released
    1.75 +*/
    1.76 +const TUid KUidSystemControlDll16={0x10003A34};
    1.77 +
    1.78 +
    1.79 +class CApaSystemControl : public CBase
    1.80 +/** Wrapper to a control panel application.
    1.81 +
    1.82 +An instance of the class represents a control panel application. It is also a cache for the control's icon and caption.
    1.83 +
    1.84 +An instance of the wrapper can only be constructed by the control panel application list, which 
    1.85 +is a CApaSystemControlList object. 
    1.86 +
    1.87 +@publishedAll
    1.88 +@released */
    1.89 +	{
    1.90 +public:
    1.91 +	IMPORT_C void CreateL();
    1.92 +	IMPORT_C TUid Type()const;
    1.93 +	IMPORT_C TFileName FileName()const;
    1.94 +	IMPORT_C CApaMaskedBitmap* Icon()const; // one size of icon, 48x48?
    1.95 +	IMPORT_C TPtrC Caption()const;
    1.96 +	IMPORT_C TPtrC ShortCaption()const;
    1.97 +private:
    1.98 +	static CApaSystemControl* NewL(RFs& aFs,const TDesC& aFullPath,const TUidType aUidType);
    1.99 +	~CApaSystemControl();
   1.100 +	
   1.101 +	CApaSystemControl(RFs& aFs);
   1.102 +	void ConstructL(const TDesC& aFullPath,const TUidType aUidType);
   1.103 +private:
   1.104 +	CApaSystemControl* iNext;
   1.105 +	HBufC* iCaption;
   1.106 +	HBufC* iShortCaption;
   1.107 +	CApaMaskedBitmap* iIcon;
   1.108 +	TBool iExists; // used during updating
   1.109 +	TFileName iFullPath;
   1.110 +	TUidType iUidType;
   1.111 +	RFs& iFs;
   1.112 +	
   1.113 +	friend class CApaSystemControlList;
   1.114 +	};
   1.115 +
   1.116 +
   1.117 +
   1.118 +class CApaSystemControlList : public CBase
   1.119 +/** Provides a list of all available control panel applications present on the phone. 
   1.120 +This class is implemented as a linked list of CApaSystemControl. Updates the control panel application list by removing 
   1.121 +control panels that no longer exist, adding new control panels found to the control panel application list and replacing 
   1.122 +a control panel if found in an earlier drive.
   1.123 +
   1.124 +@see CApaSystemControl
   1.125 +@publishedPartner
   1.126 +@released
   1.127 +*/
   1.128 +	{
   1.129 +public:
   1.130 +	IMPORT_C static CApaSystemControlList* NewL(RFs& aFs);
   1.131 +	IMPORT_C ~CApaSystemControlList();
   1.132 +	
   1.133 +	IMPORT_C TInt Count()const;
   1.134 +	IMPORT_C TInt Index(TUid aType)const;
   1.135 +	IMPORT_C CApaSystemControl* Control(TInt aIndex)const;
   1.136 +	IMPORT_C CApaSystemControl* Control(TUid aType)const;
   1.137 +	
   1.138 +	IMPORT_C void UpdateL();
   1.139 +	inline TInt UpdateCount()const;
   1.140 +private:
   1.141 +	CApaSystemControlList(RFs& aFs);
   1.142 +	CApaSystemControl* PreviousControl(const CApaSystemControl* aControl) const;
   1.143 +private:
   1.144 +	TInt iUpdateCount;
   1.145 +	RFs& iFs;
   1.146 +	CApaSystemControl* iControl;
   1.147 +	};
   1.148 +
   1.149 +
   1.150 +//
   1.151 +// inlines
   1.152 +//
   1.153 +
   1.154 +
   1.155 +inline TInt CApaSystemControlList::UpdateCount()const
   1.156 +/** Gets the number of times the control panel application list has been 
   1.157 +updated (by calling UpdateL()). It returns 1 for a newly created list.
   1.158 +
   1.159 +@return The number of times the control panel application list has been changed. */
   1.160 +	{ return iUpdateCount; }
   1.161 +
   1.162 +
   1.163 +
   1.164 +#endif