exelauncherappui.cpp

一个symbian中执行exe程序的实例

/*
* ============================================================================
*  Name     : CExeLauncherAppUi from ExeLauncherAppui.cpp
*  Part of  : ExeLauncher
*  Created  : 01.09.2005 by Artem Marchenko
*  Version  : 1.0
*  Copyright: Artem Marchenko 2005
* ============================================================================
*/

// INCLUDE FILES
#include "ExeLauncherAppui.h"
#include "ExeLauncherContainer.h" 
#include <ExeLauncher.rsg>
#include "ExeLauncher.hrh"

#include <avkon.hrh>
#include <EIKDLL.H> 
#include <f32file.h>
#include <aknglobalnote.h>
#include <stringloader.h>

// ================= MEMBER FUNCTIONS =======================
//
// ----------------------------------------------------------
// CExeLauncherAppUi::ConstructL()
// 
// ----------------------------------------------------------
//
void CExeLauncherAppUi::ConstructL()
    {
    BaseConstructL();

    iAppContainer = new (ELeave) CExeLauncherContainer;
    iAppContainer->SetMopParent( this );
    iAppContainer->ConstructL( ClientRect() );
    AddToStackL( iAppContainer );
    }

// ----------------------------------------------------
// CExeLauncherAppUi::~CExeLauncherAppUi()
// Destructor
// Frees reserved resources
// ----------------------------------------------------
//
CExeLauncherAppUi::~CExeLauncherAppUi()
    {
    if (iAppContainer)
        {
        RemoveFromStack( iAppContainer );
        delete iAppContainer;
        }
   }

// ------------------------------------------------------------------------------
// CExeLauncherAppUi::DynInitMenuPaneL(TInt aResourceId,CEikMenuPane* aMenuPane)
//  This function is called by the EIKON framework just before it displays
//  a menu pane. Its default implementation is empty, and by overriding it,
//  the application can set the state of menu items dynamically according
//  to the state of application data.
// ------------------------------------------------------------------------------
//
void CExeLauncherAppUi::DynInitMenuPaneL(
    TInt /*aResourceId*/,CEikMenuPane* /*aMenuPane*/)
    {
    }

// ----------------------------------------------------
// CExeLauncherAppUi::HandleKeyEventL(
//     const TKeyEvent& aKeyEvent,TEventCode /*aType*/)
// takes care of key event handling
// ----------------------------------------------------
//
TKeyResponse CExeLauncherAppUi::HandleKeyEventL(
    const TKeyEvent& /*aKeyEvent*/,TEventCode /*aType*/)
    {
    return EKeyWasNotConsumed;
    }

// ----------------------------------------------------
// CExeLauncherAppUi::HandleCommandL(TInt aCommand)
// takes care of command handling
// ----------------------------------------------------
//
void CExeLauncherAppUi::HandleCommandL(TInt aCommand)
    {
    switch ( aCommand )
        {
		// Menu item "Exit"
        case EEikCmdExit:
		// RSK "Exit"
		case EAknSoftkeyExit:
            {
            Exit();
            break;
            }
        case EExeLauncherCmdAppRun:
            {
			// Get file name from the current item
			CAknSettingItemArray* items = iAppContainer->FileList()->SettingItemArray();
			TInt currentIndex = iAppContainer->FileList()->ListBox()->CurrentItemIndex();
			CAknSettingItem* item = items->At( currentIndex );
			const TDesC& fileName = item->SettingTextL();
			RFile file;
			// Check for file existance
			TInt err = file.Open( iEikonEnv->FsSession(), fileName, EFileShareAny );
			if ( (err == KErrNotFound) || ( err == KErrPathNotFound ) ) // file does not exist - create it
				{
				// Load a string from the resource file.
                HBufC* errorString = StringLoader::LoadLC( R_EXEL_ERROR_NOT_FOUND );

                // Create Error Note object via CAknGlobalNote API
                CAknGlobalNote* globalNote = CAknGlobalNote::NewLC();
                globalNote->ShowNoteL( EAknGlobalErrorNote, *errorString );

                // Clean-up
                CleanupStack::PopAndDestroy( globalNote );
                CleanupStack::PopAndDestroy( errorString );
				} 
			else 
				{
				// File exists. Close used RFile resource and try to run it
				file.Close();
				// No additional error handling in a tutorial-like application
				// In commerical project, we would also check if there are arguments
				// in the item content and handle them appropriately
				EikDll::StartExeL( fileName );
				}
			
            break;
            }
		case EExeLauncherCmdAppEdit:
            {
            CSettingItemList* list = iAppContainer->FileList();
			const TInt current = list->ListBox()->CurrentItemIndex();
			list->EditItemL(current, ETrue);
            break;
            }
        default:
            break;      
        }
    }


// End of File