locationsystemui/locationsysui/locpsysettings/locpsysettingsui/inc/locpsysettingsui.h
branchRCL_3
changeset 44 2b4ea9893b66
parent 42 02ba3f1733c6
child 45 6b6920c56e2f
equal deleted inserted replaced
42:02ba3f1733c6 44:2b4ea9893b66
     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:  Postioning Method Settings UI plugin to the Location System
       
    15 *				  UI engine
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 #ifndef C_LOCPSYSETTINGSUI_H_
       
    21 #define C_LOCPSYSETTINGSUI_H_
       
    22 
       
    23 // User Includes
       
    24 #include "locsettingsui.h"
       
    25 #include "locpsycommandhandler.h"
       
    26 
       
    27 // System Includes
       
    28 #include <ConeResLoader.h>
       
    29 #include <data_caging_path_literals.hrh>
       
    30 
       
    31 // Forward Declarations
       
    32 class MLocSettingsUiObserver;
       
    33 class CAknViewAppUi;
       
    34 class CLocPsySettingsView;
       
    35 
       
    36 // Global constants
       
    37 
       
    38 /**
       
    39  * Position Method Settings RSC file name
       
    40  */
       
    41 _LIT( KPosSettingsUiResFileName, "locpsysettingsuiview.rsc" );
       
    42 
       
    43 /**
       
    44  * Position Method Settings UI plugin
       
    45  *
       
    46  * The Positioning Method Settings UI is implemented as an ECom plug-in
       
    47  * that plugs into the Location System UI Engine ECom interface. It 
       
    48  * implements the settings view and functionalities for configuring PSYs.
       
    49  * It also provides a plug-in interface for sub-settings UIs (like PSY 
       
    50  * specific Configuration UIs) to get included into the settings hierarchy. 
       
    51  * It uses the Location framework for retrieving the location settings. 
       
    52  */
       
    53 class CLocPsySettingsUi : public CLocSettingsUi,
       
    54 						  public MLocPsyCommandHandler
       
    55     { 
       
    56     public:
       
    57         /**
       
    58          * Symbian OS two-phased constructor
       
    59          * @return 
       
    60          */
       
    61         static CLocPsySettingsUi* NewL( TAny* aParams );
       
    62  
       
    63         /**
       
    64          * Destructor.
       
    65          */
       
    66         virtual ~CLocPsySettingsUi();
       
    67         
       
    68     public:
       
    69         /**
       
    70          * Inherited from CLocSettingsUi
       
    71          * Launches the Settings UI
       
    72          *
       
    73          * @param aUiLaunchParams	Flags that define specific configuration of
       
    74          *                          if the Settings UI, that the user of the API
       
    75          *                          wants to launch.
       
    76          */
       
    77         void LaunchL( TInt		aUiLaunchParams );
       
    78 
       
    79         /**
       
    80          * Inherited from CLocSettingsUi
       
    81          * Closes the running Settings UI prematurely.
       
    82          *
       
    83          */
       
    84         void Close();
       
    85 
       
    86         /**
       
    87          * Inherited from CLocSettingsUi
       
    88          * Method for getting caption of this plugin. This should be the 
       
    89          * localized name of the settings view to be shown in parent view.
       
    90          *
       
    91          * @param aCaption pointer to Caption variable
       
    92          */
       
    93         void GetCaptionL( TDes& aCaption ) const;
       
    94 
       
    95         /**
       
    96          * Inherited from CLocSettingsUi
       
    97          * Returns the priority of the UI module. 
       
    98          * 
       
    99          * 
       
   100          * @return Priority of the Settings UI
       
   101          */
       
   102         TInt GetPriority();
       
   103 
       
   104         /**
       
   105          * Inherited from MLocPsyCommandHandler
       
   106          * Handles commands from the views
       
   107          *
       
   108          * @param  aCommand Command ID
       
   109          */
       
   110         void HandleCommandL( TInt aCommand );
       
   111 
       
   112     private:
       
   113         /**
       
   114          * C++ default constructor.
       
   115          */
       
   116         CLocPsySettingsUi( MLocSettingsUiObserver&	aSettingsUiObserver,
       
   117         	 		 	   CAknViewAppUi&			aAppUi );  
       
   118         	 		 	    
       
   119         /**
       
   120          * Second phase constructor.
       
   121          */
       
   122         void ConstructL();
       
   123 
       
   124         	
       
   125         /**
       
   126          * Opens the nearest localized resourcefile using aResourceLoader. 
       
   127          * aResourceLoader should be opened only once before closing it. 
       
   128          * Otherwise it will raise a panic. Therefore it is better to have 
       
   129          * multiple resource loaders.
       
   130          * 
       
   131          * @param aResourceFileName Drive and name of resource file in format 
       
   132          *                          <path>:<rsc_file_name>
       
   133          * @param aResourceLoader Resource loader for the resource. The loader 
       
   134          *                        must not be opened allready or it will raise 
       
   135          *                        a panic. It is caller's responsibility to 
       
   136          *                        close the resource loader after using the 
       
   137          *                        resource.
       
   138         */
       
   139         void OpenLocalizedResourceFileL( const TDesC& 				aResourceFileName, 
       
   140         								       RConeResourceLoader& aResourceLoader );
       
   141   
       
   142     private:
       
   143     	/**
       
   144 	     * View of the View that was active before this view was launched
       
   145 	     */
       
   146     	RConeResourceLoader 			iResourceLoader;
       
   147     	
       
   148     	/** 
       
   149     	 * Reference to the Position Method Settings View
       
   150     	 * Owns
       
   151     	 */
       
   152     	CLocPsySettingsView*			iView;
       
   153     	
       
   154     	/**
       
   155     	 * View Id for Position Method Settings View
       
   156     	 */
       
   157     	TUid							iViewId;
       
   158     	
       
   159     };
       
   160 
       
   161 #endif // C_LOCPSYSETTINGSUI_H_