wsexampleappui.h

Symbian智能手机操作系统源代码值的参考_服务器

                                              //
//============================================================================
// Name     : CWSExampleAppUi from WSExampleAppUi.h
// Part of  : WSExample
// Created  : 10/08/2005 by Forum Nokia
// Implementation notes: Declares UI class for application.
//                       
// Version  : 1.0
// Copyright: Nokia Corporation
//============================================================================
//

#ifndef WSEXAMPLEAPPUI_H
#define WSEXAMPLEAPPUI_H

// INCLUDES
#include <eikapp.h>
#include <eikdoc.h>
#include <e32std.h>
#include <coeccntx.h>
#include <aknappui.h>
#include <eikdialg.h>

// FORWARD DECLARATIONS
class CWSExampleDialog;
class CWSEngine;


// CLASS DECLARATION
enum TCurrentlyShowing
    {
    EShowingNothing = 1,
    EShowingCity,
    EShowingCountry
    };


class CWSExampleAppUi : public CAknAppUi
    {
    public: // // Constructors and destructor

        void ConstructL();
        ~CWSExampleAppUi();
        
    private:
// ---------------------------------------------------------
// CWSExampleAppUi::DynInitMenuPaneL()
// Alters the menu according to what information is 
// currently showing in the listbox.
// ---------------------------------------------------------
        void DynInitMenuPaneL( TInt aResourceId,CEikMenuPane* aMenuPane );

// ---------------------------------------------------------
//  CWSExampleAppUi::FillListBoxL()
//  Fill main dialog listbox with city information
// ---------------------------------------------------------
        void FillListBoxL( TCityData& aCityData );

// ---------------------------------------------------------
//  CWSExampleAppUi::FillListBoxL()
//  Fill main dialog listbox with country information
// ---------------------------------------------------------
        void FillListBoxL( TCountryData& aCountryData );

// ---------------------------------------------------------
// CWSExampleAppUi::ShowInfoL()
// Briefly shows small information note which contain
// aText as message.
// ---------------------------------------------------------
        void ShowInfoL( const TPtrC aText );

// ---------------------------------------------------------
// CWSExampleAppUi::QueryTextL()
// Shows a dialog with aPrompt note and waits for text 
// input which is then copied to aReturn 
// ---------------------------------------------------------
        TBool QueryTextL( const TPtrC aPrompt, TDes& aReturn );

// ---------------------------------------------------------
// CWSExampleAppUi::AskPopupChoiseL()
// Shows a popupmenu list containing aList information
// On return to aReturn is copied the chosen text and
// if aIndex != NULL the index # of the chosen item
// is copied to.
// ---------------------------------------------------------
        TBool AskPopupChoiseL( const TPtrC aPrompt, 
                CDesC16ArrayFlat* aList, TDes& aReturn, TInt* aIndex=NULL );

// ---------------------------------------------------------
//  CWSExampleAppUi::CreateCityUIL()
//  Ask all the information about new city and create
//  the new city into world server database.
// ---------------------------------------------------------
        void CreateCityUIL();

// ---------------------------------------------------------
//  CWSExampleAppUi::DistanceUIL()
//  Calculate distance between currently selected city and
//  the city which is asked from user in this method.
// ---------------------------------------------------------
        void DistanceUIL();

// ---------------------------------------------------------
//  CWSExampleAppUi::CreateCountryUIL()
//  Create new country and capital city for it into
//  world server database.
// ---------------------------------------------------------
        void CreateCountryUIL();

// ---------------------------------------------------------
//  CWSExampleAppUi::AskNumberL()
//  Ask numerical input from user
// ---------------------------------------------------------
        TInt AskNumberL( const TPtrC aPrompt, TInt& aReturn );

// ---------------------------------------------------------
//  CWSExampleAppUi::AskDLSZoneL()
//  Ask for daylight saving zone
// ---------------------------------------------------------
        TInt AskDLSZoneL( TDaylightSavingZone& aDLSZone );

// ---------------------------------------------------------
//  CWSExampleAppUi::SearchCitiesL()
//  Search a city and show it in the listbox
// ---------------------------------------------------------
        void SearchCitiesL();

// ---------------------------------------------------------
//  CWSExampleAppUi::SearchCountriesL()
//  Search for a country and show it in the listbox
// ---------------------------------------------------------
        void SearchCountriesL();

// ---------------------------------------------------------
//  CWSExampleAppUi::ImportDataFileL()
//  Import world server data file
// ---------------------------------------------------------
        void ImportDataFileL();

// ---------------------------------------------------------
//  CWSExampleAppUi::ExportDataFileL()
//  Export world server data file
// ---------------------------------------------------------
        void ExportDataFileL();

// ---------------------------------------------------------
//  CWSExampleAppUi::ResetDBL()
//  Reset world server database to rom version
// ---------------------------------------------------------
        void ResetDBL();

// ---------------------------------------------------------
//  CWSExampleAppUi::DeleteCityL()
//  Delete city from world server database
// ---------------------------------------------------------
        void DeleteCityL();
        
// ---------------------------------------------------------
//  CWSExampleAppUi::DeleteCountryL()
//  Delete country from world server database
// ---------------------------------------------------------
        void DeleteCountryL();

// ---------------------------------------------------------
// CWSExampleAppUi::HandleCommandL()
// Normal menu command handling
// ---------------------------------------------------------
        void HandleCommandL( TInt aCommand );

// ---------------------------------------------------------
// CWSExampleAppUi::HandleKeyEventL()
// Standard key press information forwasion.
// ---------------------------------------------------------
        virtual TKeyResponse HandleKeyEventL(
            const TKeyEvent& aKeyEvent,TEventCode aType);

    private: //Data
        CWSExampleDialog*   iAppDialog;
        CWSEngine*          iWSConnection;

        // what the dialog currently is showing in 
        // the listbox.
        TCurrentlyShowing   iShowing;
        
        // Last searched city
        TCityData           iCurrentCity;
        // Last searched country
        TCountryData        iCurrentCountry;
    };

#endif

// End of File