epoc32/include/mw/apacmdln.h
branchSymbian3
changeset 4 837f303aceeb
parent 3 e1b950c65cb4
     1.1 --- a/epoc32/include/mw/apacmdln.h	Wed Mar 31 12:27:01 2010 +0100
     1.2 +++ b/epoc32/include/mw/apacmdln.h	Wed Mar 31 12:33:34 2010 +0100
     1.3 @@ -1,9 +1,9 @@
     1.4  // Copyright (c) 1997-2009 Nokia Corporation and/or its subsidiary(-ies).
     1.5  // All rights reserved.
     1.6  // This component and the accompanying materials are made available
     1.7 -// 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
     1.8 +// under the terms of "Eclipse Public License v1.0"
     1.9  // which accompanies this distribution, and is available
    1.10 -// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
    1.11 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.12  //
    1.13  // Initial Contributors:
    1.14  // Nokia Corporation - initial contribution.
    1.15 @@ -11,160 +11,111 @@
    1.16  // Contributors:
    1.17  //
    1.18  // Description:
    1.19 +// apacmdln.h
    1.20  //
    1.21  
    1.22 -#if !defined(__APACMDLN_H__)
    1.23 +#ifndef __APACMDLN_H__
    1.24  #define __APACMDLN_H__
    1.25  
    1.26 -#if !defined(__E32BASE_H__)
    1.27 -#include <e32base.h>
    1.28 -#endif
    1.29 +#include <e32base.h>	// class CBase
    1.30 +#include <apadef.h>		// enum TApaCommand
    1.31 +#include <f32file.h>
    1.32 +#include <s32strm.h>
    1.33  
    1.34 -#if !defined(__APADEF_H__)
    1.35 -#include <apadef.h>
    1.36 -#endif
    1.37  
    1.38 -#if !defined(__F32FILE_H__)
    1.39 -#include <f32file.h>
    1.40 -#endif
    1.41 -
    1.42 -#if !defined(__S32STRM_H__)
    1.43 -#include <s32strm.h>
    1.44 -#endif
    1.45 -
    1.46 -
    1.47 -class CApaCommandLine : public CBase
    1.48  /** Information for launching an application.
    1.49  
    1.50 -This is often referred to as a command line and contains:
    1.51 +To start an application, passed a CApaCommandLine object to the RApaLsSession::StartApp() method.
    1.52  
    1.53 -the name of an application EXE to be launched,
    1.54 -
    1.55 -a document name,
    1.56 -
    1.57 +This class is often referred to as a command line and contains:
    1.58 +the name of an application EXE to be launched, a document name,
    1.59  a command code that defines the way the application is launched
    1.60 -
    1.61  trailing data; the structure of this depends on the application to be launched.
    1.62  
    1.63 -The information is held in a buffer implemented by a heap descriptor. 
    1.64 +To start an application, startup parameters are set on the CApaCommandLine object that is 
    1.65 +then externalized into a stream and attached to a new RProcess object. These parameters 
    1.66 +are then used to re-populate a new CApaCommandLine object inside the process by 
    1.67 +EikStart::RunApplication() and used to bootstrap the launching application.
    1.68  
    1.69  @publishedAll
    1.70  @released */
    1.71 +class CApaCommandLine : public CBase
    1.72  	{
    1.73  public:
    1.74 -	// construction/destruction
    1.75 +	// Creates an empty command line object
    1.76  	IMPORT_C static CApaCommandLine* NewL();
    1.77  	IMPORT_C static CApaCommandLine* NewLC();
    1.78 +	// Specify how the application is to be started (see TApaCommand in apadef.h)
    1.79 +	IMPORT_C void SetCommandL(TApaCommand aCommand);
    1.80 +	IMPORT_C TApaCommand Command() const;
    1.81 +	// Launch the application associated with the mime-type of the document file
    1.82 +	IMPORT_C void SetDocumentNameL(const TDesC& aDocName);
    1.83 +	IMPORT_C TPtrC DocumentName() const;
    1.84 +	IMPORT_C void SetFileByHandleL(const RFile& aFile);
    1.85 +	IMPORT_C void GetFileByHandleL(RFile& aFile) const;
    1.86 +	// Launch the application explicitly named
    1.87 +	IMPORT_C void SetExecutableNameL(const TDesC& aAppName);
    1.88 +	IMPORT_C TPtrC ExecutableName() const;
    1.89 +	// Additional application execution arguments (added to the tail if the command line)
    1.90 +	IMPORT_C void SetTailEndL(const TDesC8& aTailEnd);
    1.91 +	IMPORT_C TPtrC8 TailEnd() const;
    1.92 +	// Set the process id of the application being the conceptual parent.
    1.93 +	// The child process will be closed down automatically when the parent is.
    1.94 +	IMPORT_C void SetParentProcessId(TProcessId aProcessId);
    1.95 +	IMPORT_C TProcessId ParentProcessId() const;
    1.96 +	// Starting the application on a specific screen
    1.97 +	IMPORT_C void SetDefaultScreenL(TInt aDefaultScreenNumber);
    1.98 +	IMPORT_C TInt DefaultScreen() const;
    1.99 +	IMPORT_C TBool IsDefaultScreenSet() const;
   1.100 +	// Managed order of applications' window groups.
   1.101 +	// A child applicatoin's windows will always be kept in front of the parent's windows.
   1.102 +	IMPORT_C void SetParentWindowGroupID(TInt aParentWindowGroupID);
   1.103 +	IMPORT_C TInt ParentWindowGroupID() const;
   1.104 +	// Process environment-slot for public use. These can be used for passing parameters 
   1.105 +	// to the starting application. However, use of the EndTail should be prefered.
   1.106 +	IMPORT_C static TInt NumberOfEnvironmentSlotsForPublicUse();
   1.107 +	IMPORT_C static TInt EnvironmentSlotForPublicUse(TInt aIndex);
   1.108 +public:	// Internal
   1.109  	IMPORT_C ~CApaCommandLine();
   1.110 -
   1.111 +	// Set opaque data sent to the application being started
   1.112 +	IMPORT_C void SetOpaqueDataL(const TDesC8& aOpaqueData);
   1.113 +	IMPORT_C TPtrC8 OpaqueData() const;
   1.114 +	// Getting/setting the CApaCommandLine to/from a server IPC-message
   1.115 +	IMPORT_C void GetIpcArgsLC(TIpcArgs& aIpcArgs) const;
   1.116 +	IMPORT_C void ConstructCmdLineFromMessageL(const RMessage2& aMessage);
   1.117  	// Getting/setting the CApaCommandLine to/from process environment-slots
   1.118  	IMPORT_C void SetProcessEnvironmentL(RProcess& aProcess) const;
   1.119  	IMPORT_C static TInt GetCommandLineFromProcessEnvironment(CApaCommandLine*& aCommandLine);
   1.120 -
   1.121 -	// Getting/setting the CApaCommandLine to/from a server IPC-message
   1.122 -	IMPORT_C void GetIpcArgsLC(TIpcArgs& aIpcArgs) const;
   1.123 -	IMPORT_C void ConstructCmdLineFromMessageL(const RMessage2& aMessage);
   1.124 -
   1.125 -	// operations on the document name
   1.126 -	IMPORT_C void SetDocumentNameL(const TDesC& aDocName);
   1.127 -	IMPORT_C TPtrC DocumentName() const;
   1.128 -
   1.129 -	// operations on the executable name
   1.130 -	IMPORT_C void SetExecutableNameL(const TDesC& aAppName);
   1.131 -	IMPORT_C TPtrC ExecutableName() const;
   1.132 -	
   1.133 -	IMPORT_C void SetOpaqueDataL(const TDesC8& aOpaqueData);
   1.134 -	IMPORT_C TPtrC8 OpaqueData() const;
   1.135 -
   1.136 -	// operations on the tail end
   1.137 -	IMPORT_C void SetTailEndL(const TDesC8& aTailEnd);
   1.138 -	IMPORT_C TPtrC8 TailEnd() const;
   1.139 -
   1.140 -	// operations on the command
   1.141 -	IMPORT_C void SetCommandL(TApaCommand aCommand);
   1.142 -	IMPORT_C TApaCommand Command() const;
   1.143 -
   1.144 -	// operations on the parent process id
   1.145 -	IMPORT_C void SetParentProcessId(TProcessId aProcessId);
   1.146 -	IMPORT_C TProcessId ParentProcessId() const;
   1.147 -
   1.148 -	// operations on the file passed by handle
   1.149 -	IMPORT_C void SetFileByHandleL(const RFile& aFile);
   1.150 -	IMPORT_C void GetFileByHandleL(RFile& aFile) const;
   1.151 -public:
   1.152 -
   1.153 +	// operations to support passing memory-allocation failure settings in to applications
   1.154 +	IMPORT_C void SetDebugMemFailL(TInt aDebugMemFail);
   1.155 +	IMPORT_C TInt DebugMemFail() const;
   1.156 +	// operations to support the instrumentation (i.e. profiling) of application startup
   1.157 +	IMPORT_C void SetAppStartupInstrumentationEventIdBaseL(TInt aEventIdBase);
   1.158 +	IMPORT_C TInt AppStartupInstrumentationEventIdBase() const;
   1.159  	// operations on the server requirement/differentiator number - 0 means no server, non-zero sets the differentiator for the server name
   1.160  	IMPORT_C void SetServerNotRequiredL();
   1.161  	IMPORT_C void SetServerRequiredL(TUint aServerDifferentiator);
   1.162  	IMPORT_C TUint ServerRequired() const;
   1.163 -
   1.164 -	// operations to support starting an application with a specific screen number
   1.165 -	IMPORT_C void SetDefaultScreenL(TInt aDefaultScreenNumber);
   1.166 -	IMPORT_C TInt DefaultScreen() const;
   1.167 -	IMPORT_C TBool IsDefaultScreenSet() const;
   1.168 -
   1.169 -	// Operations to support window chaining
   1.170 -	IMPORT_C void SetParentWindowGroupID(TInt aParentWindowGroupID);
   1.171 -	IMPORT_C TInt ParentWindowGroupID() const;
   1.172 -
   1.173 -	// operations to support passing memory-allocation failure settings in to applications
   1.174 -	IMPORT_C void SetDebugMemFailL(TInt aDebugMemFail);
   1.175 -	IMPORT_C TInt DebugMemFail() const;
   1.176 -
   1.177 -	// operations to support the instrumentation (i.e. profiling) of application startup
   1.178 -	IMPORT_C void SetAppStartupInstrumentationEventIdBaseL(TInt aEventIdBase);
   1.179 -	IMPORT_C TInt AppStartupInstrumentationEventIdBase() const;
   1.180 -
   1.181 -	IMPORT_C static TInt EnvironmentSlotForPublicUse(TInt aIndex);
   1.182 -
   1.183 -private:
   1.184 -	struct SOption
   1.185 -		{
   1.186 -		const TDesC* iToken;
   1.187 -		TInt* iResult;
   1.188 -		TRadix iRadix;
   1.189 -		HBufC8* iHBufC8Result;
   1.190 -		};
   1.191 -
   1.192  private:
   1.193  	CApaCommandLine();
   1.194 -	void SetServerDifferentiatorL(TUint aServerDifferentiator);
   1.195  	void ExternalizeL(RWriteStream& aStream) const;
   1.196  	void InternalizeL(RReadStream& aStream);
   1.197  	HBufC8* StreamableAttributesLC() const;
   1.198 -	void GetCommandLineFromProcessEnvironmentL();
   1.199 -	TInt Parse(const TDesC& aCmdLine);
   1.200 -	TPtrC StripQuotes(const TDesC& aDes) const;
   1.201 -
   1.202 -private:
   1.203 -	enum
   1.204 -		{
   1.205 -		EEnvironmentSlotUnused=0,
   1.206 -
   1.207 -		EEnvironmentSlotMain=1,
   1.208 -		EEnvironmentSlotFsSession=2,
   1.209 -		EEnvironmentSlotFile=3,
   1.210 -
   1.211 -		EFirstEnvironmentSlotForPublicUse=8,
   1.212 -		ENumberOfEnvironmentSlotsForPublicUse=4
   1.213 -		};
   1.214 -
   1.215 -	enum
   1.216 -		{
   1.217 -		EIpcSlotMain=0,
   1.218 -		EIpcSlotFsSession=1,
   1.219 -		EIpcSlotFile=2
   1.220 -		};
   1.221 +	void DoGetCommandLineFromProcessEnvironmentL();
   1.222 +	TInt DoGetParametersFromCommandLineString(const TDesC& aCmdLine);
   1.223 +	static HBufC* NameOfExecutable(const TDesC& aCmdLine, TInt& aEndDocNameOffset);
   1.224 +	static TPtrC StripQuotes(const TDesC& aDes);
   1.225 +	void SetServerDifferentiatorL(TUint aServerDifferentiator);
   1.226  public:
   1.227 -	enum
   1.228 +	enum	// for internal use only
   1.229  		{
   1.230  		EIpcFirstFreeSlot=3
   1.231  		};
   1.232  private:
   1.233 -	HBufC* iDocumentName;
   1.234 -	HBufC* iExecutableName;
   1.235 -	HBufC8* iOpaqueData;
   1.236 -	HBufC8* iTailEnd;
   1.237 +	RBuf iDocumentName;
   1.238 +	RBuf iExecutableName;
   1.239 +	RBuf8 iOpaqueData;
   1.240 +	RBuf8 iTailEnd;
   1.241  	TApaCommand iCommand;
   1.242  	TUint iServerDifferentiator;
   1.243  	TInt iDefaultScreenNumber;
   1.244 @@ -175,4 +126,4 @@
   1.245  	TProcessId iParentProcessId;
   1.246  	};
   1.247  
   1.248 -#endif
   1.249 +#endif // __APACMDLN_H__