testmenuappui.cpp

来自「symbianOS第三版开发与实用教程部分源码和部分试验」· C++ 代码 · 共 201 行

/*
============================================================================
 Name        : TestMenuAppUi.cpp
 Author      : Lion
 Copyright   : Your copyright notice
 Description : CTestMenuAppUi implementation
============================================================================
*/

// INCLUDE FILES
#include <avkon.hrh>
#include <aknnotewrappers.h>
#include <stringloader.h>
#include <TestMenu.rsg>
#include <f32file.h>
#include <s32file.h>
#include <eikmenup.h> 

#include "TestMenu.pan"
#include "TestMenuAppUi.h"
#include "TestMenuAppView.h"
#include "TestMenu.hrh"

_LIT( KFileName, "C:\\private\\05DED654\\TestMenu.txt" );
_LIT( KText, "Hello World!");

// ============================ MEMBER FUNCTIONS ===============================


// -----------------------------------------------------------------------------
// CTestMenuAppUi::ConstructL()
// Symbian 2nd phase constructor can leave.
// -----------------------------------------------------------------------------
//
void CTestMenuAppUi::ConstructL()
    {
    // Initialise app UI with standard value.
    BaseConstructL();

	// Create view object
	iAppView = CTestMenuAppView::NewL( ClientRect() );
	iState = EMain;
	// Create a file to write the text to
	RFs fsSession;
	User::LeaveIfError(fsSession.Connect());
	CleanupClosePushL( fsSession );

	TInt err = fsSession.MkDirAll(KFileName);
	if ( KErrNone != err )
		{
		CleanupStack::PopAndDestroy(1); //  fsSession
		return;
		}
	
	RFile file;
	err = file.Replace(fsSession, KFileName, EFileWrite );
	CleanupClosePushL( file );
	if ( KErrNone != err )
		{
		CleanupStack::PopAndDestroy(2); // file, fsSession
		return;
		}
	
	RFileWriteStream outputFileStream( file );
	CleanupClosePushL( outputFileStream );
	outputFileStream << KText;

	CleanupStack::PopAndDestroy(3); // outputFileStream, file, fsSession

	}
// -----------------------------------------------------------------------------
// CTestMenuAppUi::CTestMenuAppUi()
// C++ default constructor can NOT contain any code, that might leave.
// -----------------------------------------------------------------------------
//
CTestMenuAppUi::CTestMenuAppUi()
    {
    // No implementation required
    }

// -----------------------------------------------------------------------------
// CTestMenuAppUi::~CTestMenuAppUi()
// Destructor.
// -----------------------------------------------------------------------------
//
CTestMenuAppUi::~CTestMenuAppUi()
    {
    if ( iAppView )
        {
        delete iAppView;
        iAppView = NULL;
        }

    }

// -----------------------------------------------------------------------------
// CTestMenuAppUi::HandleCommandL()
// Takes care of command handling.
// -----------------------------------------------------------------------------
//
void CTestMenuAppUi::HandleCommandL( TInt aCommand )
    {
    switch( aCommand )
        {
        case EExampleCmdExit:
        	{
        	if (iState == EAdd)
        		{
        		iState = EMain;	
        		}	
        	else if (iState == EMain)
        		{
        		Exit();	
        		}
        	}
        	break;
        	
        case EAknSoftkeyExit:
            Exit();
            break;

        case EExampleCmdAddMessage:
            {
            iState = EAdd;
            
//            CAknInformationNote* informationNote;
//
//            informationNote = new ( ELeave ) CAknInformationNote;

            // Show the information Note with
            // textResource loaded with StringLoader.
        //    informationNote->ExecuteLD( *textResource);

            }
            break;
		case EExampleCmdAddEmail:
			{
			iState = EAdd;
			}
			break;
		case EExampleCmdEdit:
			{
				
			}
			break;
		case EExampleCmdDel:
			{
				
			}
			break;
		case EExampleCmdOk:
			{
			iState = EMain;	
			CAknInformationNote* note = new (ELeave) CAknInformationNote;
			note->ExecuteLD(_L("Operation Finished!"));
			}
			break;
        default:
            //Panic( ETestMenuUi );
            break;
        }
    }
// -----------------------------------------------------------------------------
//  Called by the framework when the application status pane
//  size is changed.  Passes the new client rectangle to the
//  AppView
// -----------------------------------------------------------------------------
//
void CTestMenuAppUi::HandleStatusPaneSizeChange()
{
	iAppView->SetRect( ClientRect() );
	
} 

void CTestMenuAppUi::DynInitMenuPaneL(TInt aResourceId, CEikMenuPane* aMenuPane)
{
	if (R_EXAMPLE_MENUPANE == aResourceId)
	{
		if (EMain == iState)
		{
			aMenuPane->SetItemDimmed(EExampleCmdAdd, EFalse);
			aMenuPane->SetItemDimmed(EExampleCmdEdit, EFalse);
			aMenuPane->SetItemDimmed(EExampleCmdDel, EFalse);
			aMenuPane->SetItemDimmed(EExampleCmdOk, ETrue);
			aMenuPane->SetItemTextL(EExampleCmdExit,_L("Exit"));
		}
		else if (EAdd == iState)
		{
			aMenuPane->SetItemDimmed(EExampleCmdAdd, ETrue);
			aMenuPane->SetItemDimmed(EExampleCmdEdit, ETrue);
			aMenuPane->SetItemDimmed(EExampleCmdDel, ETrue);
			aMenuPane->SetItemDimmed(EExampleCmdOk, EFalse);
			aMenuPane->SetItemTextL(EExampleCmdExit,_L("Cancel"));
		}
	
		
	}
	
}
// End of File