commonframework.h

《基于symbian os 的手机开发与应用》 源代码 何伟 著

// CommonFramework.h
//
// Copyright (c) 2000 Symbian Ltd.  All rights reserved.


#ifndef __CommonFramework_H
#define __CommonFramework_H

#include <e32base.h>
#include <e32cons.h>

_LIT(KTxtEPOC32EX,"EXAMPLES");
_LIT(KTxtExampleCode,"Symbian OS Example Code");
_LIT(KFormatFailed,"failed: leave code=%d");
_LIT(KTxtOK,"ok");
_LIT(KTxtPressAnyKey," [press any key]");

// public
LOCAL_D CConsoleBase* console; // write all your messages to this
LOCAL_C void doExampleL(); // code this function for the real example

// private
LOCAL_C void callExampleL(); // initialize with cleanup stack, then do example

GLDEF_C TInt E32Main() // main function called by E32
    {
	__UHEAP_MARK;
	CTrapCleanup* cleanup=CTrapCleanup::New(); // get clean-up stack
	TRAPD(error,callExampleL()); // more initialization, then do example
	__ASSERT_ALWAYS(!error,User::Panic(KTxtEPOC32EX,error));
	delete cleanup; // destroy clean-up stack
	__UHEAP_MARKEND;
	return 0; // and return
    }

LOCAL_C void callExampleL() // initialize and call example code under cleanup stack
    {
	console=Console::NewL(KTxtExampleCode,TSize(KConsFullScreen,KConsFullScreen));
	CleanupStack::PushL(console);
	TRAPD(error,doExampleL()); // perform example function
	if (error)
		console->Printf(KFormatFailed, error);
	else
		console->Printf(KTxtOK);
	console->Printf(KTxtPressAnyKey);
	console->Getch(); // get and ignore character
	CleanupStack::PopAndDestroy(); // close console
    }

#endif