1 /*

     2 * Copyright (c) 2006-2010 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:  The parser for the OOM configuration file.

    15 *

    16 */

    17 

    18 

    19 #ifndef OOMCONFIGPARSER_H_

    20 #define OOMCONFIGPARSER_H_

    21 

    22 #include <xml/contenthandler.h>

    23 

    24 using namespace Xml;

    25 

    26 class COomConfig;

    27 class COomRunPluginConfig;

    28 

    29 /**

    30  *  Parser for the Oom Monitor configuration file

    31  *

    32  *  @lib oommonitor.lib

    33  *  @since S60 v5.0

    34  */

    35 NONSHARABLE_CLASS(COomConfigParser) : public CBase, public MContentHandler 

    36     {

    37 public:

    38     COomConfigParser(COomConfig& aConfig, RFs& aFs);

    39     

    40     void ParseL();

    41 

    42     

    43     // From MContent handler

    44     virtual void OnStartDocumentL(const RDocumentParameters& aDocParam, TInt aErrorCode);

    45     virtual void OnEndDocumentL(TInt aErrorCode);

    46     virtual void OnStartElementL(const RTagInfo& aElement, const RAttributeArray& aAttributes, 

    47                                  TInt aErrorCode);

    48     virtual void OnEndElementL(const RTagInfo& aElement, TInt aErrorCode);

    49     virtual void OnContentL(const TDesC8& aBytes, TInt aErrorCode);

    50     virtual void OnStartPrefixMappingL(const RString& aPrefix, const RString& aUri, 

    51                                        TInt aErrorCode);

    52     virtual void OnEndPrefixMappingL(const RString& aPrefix, TInt aErrorCode);

    53     virtual void OnIgnorableWhiteSpaceL(const TDesC8& aBytes, TInt aErrorCode);

    54     virtual void OnSkippedEntityL(const RString& aName, TInt aErrorCode);

    55     virtual void OnProcessingInstructionL(const TDesC8& aTarget, const TDesC8& aData, 

    56                                           TInt aErrorCode);

    57     virtual void OnError(TInt aErrorCode);

    58     virtual TAny* GetExtendedInterface(const TInt32 aUid);

    59     

    60     

    61     

    62 private:

    63     

    64     void ConfigError(TInt aError);

    65     

    66     

    67     

    68     void StartElementL(const TDesC8& aLocalName, 

    69                           const RAttributeArray& aAttributes);

    70     

    71     void SetGlobalSettings(const RAttributeArray& aAttributes);

    72     void SetForceCheckConfigL(const RAttributeArray& aAttributes);

    73     void SetAppConfigL(const RAttributeArray& aAttributes);

    74     void SetCloseAppConfigL(const RAttributeArray& aAttributes);

    75     void SetAppCloseIdlePriorityConfigL(const RAttributeArray& aAttributes);

    76     void SetForegroundAppPriorityL(const RAttributeArray& aAttributes);

    77     

    78     void SetSystemPluginConfigL(const RAttributeArray& aAttributes);

    79     void SetAppPluginConfigL(const RAttributeArray& aAttributes);

    80     void SetPluginIdlePriorityL(const RAttributeArray& aAttributes);

    81     void SetPluginForegroundAppPriorityL(const RAttributeArray& aAttributes);

    82     

    83     TInt GetValueFromAttributeList(const RAttributeArray& aAttributes, const TDesC8& aName, TPtrC8& aValue);

    84     TInt GetValueFromHexAttributeList(const RAttributeArray& aAttributes, const TDesC8& aName, TUint& aValue);

    85     TInt GetValueFromDecimalAttributeList(const RAttributeArray& aAttributes, const TDesC8& aName, TUint& aValue);

    86     TInt GetValueFromDecimalAttributeList(const RAttributeArray& aAttributes, const TDesC8& aName, TInt& aValue);

    87     TInt GetValueFromBooleanAttributeList(const RAttributeArray& aAttributes, const TDesC8& aName, TBool& aValue);

    88     

    89     void SetPluginSyncMode(const RAttributeArray& aAttributes, COomRunPluginConfig& aRunPluginConfig);

    90 

    91     enum TOomParsingState

    92         {

    93         EOomParsingStateNone,

    94         EOomParsingStateRoot,

    95         EOomParsingStateGlobalSettings,

    96         EOomParsingStateAppSettings,

    97         EOomParsingStateAppCloseSettings,

    98         EOomParsingStateSystemPluginSettings,

    99         EOomParsingStateAppPluginSettings

   100         };    

   101     

   102     // Check that the current state is as expected

   103     // If not then the specified config error is generated

   104     void CheckState(TOomParsingState aExpectedState, TInt aError);

   105     

   106     // Check that the current state is as expected

   107     // If not then the specified config error is generated

   108     // This version checks to ensure that the current state matches either of the passed in states

   109     void CheckState(TOomParsingState aExpectedState1, TOomParsingState aExpectedState2, TInt aError);

   110     

   111     COomConfig& iConfig;

   112     

   113     RFs& iFs;

   114     

   115     void ChangeState(TOomParsingState aState);    

   116     

   117     TOomParsingState iState;

   118     

   119     TUint iParentUid;

   120     TUint iParentTargetApp;

   121     };

   122 

   123 #endif /*OOMCONFIGPARSER_H_*/