1 /*

     2 * Copyright (c) 2005 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:  GSDiagnosticsPlugin implementation.

    15 *

    16 */

    17 

    18 #ifndef GSDIAGNOSTICSPLUGIN_H

    19 #define GSDIAGNOSTICSPLUGIN_H

    20 

    21 // User includes

    22 

    23 // System includes

    24 #include <GSPluginInterface.h>

    25 #include <aknview.h>

    26 #include <ConeResLoader.h>

    27 #include <eikclb.h>

    28 

    29 // Classes referenced

    30 class CImplementationInformation;

    31 

    32 

    33 // Constants

    34 const TUid KGSDiagnosticsPluginUID = { 0x102750D4 };

    35 _LIT( KOperatorLogoResourceFileName, "z:GSDiagnosticsPluginRsc.rsc" );

    36 

    37 // CLASS DECLARATION

    38 

    39 /**

    40 * This is a utility plugin used to find errors in GS plugins.

    41 * - Crashes on construction/deletion

    42 * - Memory leaks on construction/deletion

    43 *

    44 */

    45 class CGSDiagnosticsPlugin : public CGSPluginInterface

    46     {

    47     public: // Constructors and destructor

    48 

    49         /**

    50         * Symbian OS two-phased constructor

    51         * @return

    52         */

    53         static CGSDiagnosticsPlugin* NewL( TAny* aInitParams );

    54 

    55         /**

    56         * Destructor.

    57         */

    58         ~CGSDiagnosticsPlugin();

    59 

    60     public: // From CAknView

    61 

    62         /**

    63         * See base class.

    64         */

    65         TUid Id() const;

    66 

    67     public: // From CGSPluginInterface

    68 

    69         /**

    70         * See base class.

    71         */

    72         void GetCaptionL( TDes& aCaption ) const;

    73 

    74         /**

    75         * See base class.

    76         */

    77         TInt PluginProviderCategory() const;

    78 

    79         /**

    80         * See base class.

    81         */

    82         TGSListboxItemTypes ItemType();

    83 

    84         /**

    85         * See base class.

    86         */

    87         void GetValue( const TGSPluginValueKeys aKey,

    88                        TDes& aValue );

    89 

    90         /**

    91         * See base class.

    92         */

    93         void HandleSelection( const TGSSelectionTypes aSelectionType );

    94 

    95         /**

    96         * See base class.

    97         */

    98         TBool Visible() const;

    99 

   100     protected: // New

   101 

   102         /**

   103         * C++ default constructor.

   104         */

   105         CGSDiagnosticsPlugin();

   106 

   107         /**

   108         * Symbian OS default constructor.

   109         */

   110         void ConstructL();

   111 

   112     protected: // From CAknView

   113 

   114         /**

   115         * This implementation is empty because this class, being just a dialog,

   116         * does not implement the CAknView finctionality.

   117         */

   118         void DoActivateL( const TVwsViewId& aPrevViewId,

   119                           TUid aCustomMessageId,

   120                           const TDesC8& aCustomMessage );

   121 

   122         /**

   123         * This implementation is empty because this class, being just a dialog,

   124         * does not implement the CAknView finctionality.

   125         */

   126         void DoDeactivate();

   127 

   128     private: // New

   129 

   130         /**

   131         * Opens localized resource file.

   132         */

   133         void OpenLocalizedResourceFileL(

   134             const TDesC& aResourceFileName,

   135             RConeResourceLoader& aResourceLoader );

   136 

   137         /**

   138         * Prints debug info.

   139         * @param aInfo info to be printed.

   140         */

   141         void PrintInfoDebug( CImplementationInformation* aInfo );

   142 

   143         /**

   144         * Checks plugin implementations. Uses __UHEAP_MARK and __UHEAP_MARKEND

   145         * so will panic if plugin leaks memory.

   146         */

   147         void CheckInfoL( TUid aInterfaceUid );

   148 

   149     protected: // Data

   150 

   151         // Resource loader.

   152         RConeResourceLoader iResources;

   153 

   154         // Print implementation info.

   155         TBool iPrintInfo;

   156 

   157         // Try loading and deleting each plugin.

   158         TBool iTestLoad;

   159 

   160         // Check heap change in case iTEstLoad in true.

   161         TBool iCheckHeap;

   162 

   163     };

   164 

   165 #endif // GSDIAGNOSTICSPLUGIN_H

   166 // End of File