更改电脑时间后,用GETJULIANDATE函数获取时间出错。
k163x 2009-12-14 03:32:20 我无意中把电脑系统的时间调小了几分钟,结果编写的brew程序时间不能正确显示了。
显示的时间为0:0(本来应该是xx(时):xx(分)的),如果我把电脑的时间调大一点,它又能正确显示了,不知道什么原因。
代码如下:
/*===========================================================================
FILE: showtime.c
===========================================================================*/
/*===============================================================================
INCLUDES AND VARIABLE DEFINITIONS
=============================================================================== */
#include "AEEModGen.h" // Module interface definitions
#include "AEEAppGen.h" // Applet interface definitions
#include "AEEShell.h" // Shell interface definitions
#include "AEEStdLib.h"
#include "showtime.bid"
/*-------------------------------------------------------------------
Applet structure. All variables in here are reference via "pMe->"
-------------------------------------------------------------------*/
typedef struct _showtime {
AEEApplet a ; // First element of this structure must be AEEApplet
AEEDeviceInfo DeviceInfo; // always have access to the hardware device information
// add your own variables here...
uint32 count;
} showtime;
/*-------------------------------------------------------------------
Function Prototypes
-------------------------------------------------------------------*/
static boolean showtime_HandleEvent(showtime* pMe, AEEEvent eCode,
uint16 wParam, uint32 dwParam);
boolean showtime_InitAppData(showtime* pMe);
void showtime_FreeAppData(showtime* pMe);
static void callBack1(showtime *pMe);
/*===============================================================================
FUNCTION DEFINITIONS
=============================================================================== */
/*===========================================================================
FUNCTION: AEEClsCreateInstance
===========================================================================*/
static void callBack1 (showtime *pMe)
{
AECHAR szText[6] = {0};
JulianType date;
GETJULIANDATE(0,&date);
WSPRINTF(szText,sizeof(szText),(AECHAR*)L"%d:%d",date.wHour,date.wMinute);
IDISPLAY_DrawText(pMe->a.m_pIDisplay,AEE_FONT_BOLD,szText,-1,0,0,NULL,IDF_ALIGN_CENTER|IDF_ALIGN_MIDDLE);
IDISPLAY_Update(pMe->a.m_pIDisplay);
}
int AEEClsCreateInstance(AEECLSID ClsId, IShell *pIShell, IModule *po, void **ppObj)
{
*ppObj = NULL;
if( ClsId == AEECLSID_SHOWTIME )
{
// Create the applet and make room for the applet structure
if( AEEApplet_New(sizeof(showtime),
ClsId,
pIShell,
po,
(IApplet**)ppObj,
(AEEHANDLER)showtime_HandleEvent,
(PFNFREEAPPDATA)showtime_FreeAppData) ) // the FreeAppData function is called after sending EVT_APP_STOP to the HandleEvent function
{
//Initialize applet data, this is called before sending EVT_APP_START
// to the HandleEvent function
if(showtime_InitAppData((showtime*)*ppObj))
{
//Data initialized successfully
return(AEE_SUCCESS);
}
else
{
//Release the applet. This will free the memory allocated for the applet when
// AEEApplet_New was called.
IAPPLET_Release((IApplet*)*ppObj);
return EFAILED;
}
} // end AEEApplet_New
}
return(EFAILED);
}
/*===========================================================================
FUNCTION SampleAppWizard_HandleEvent
===========================================================================*/
static boolean showtime_HandleEvent(showtime* pMe, AEEEvent eCode, uint16 wParam, uint32 dwParam)
{
switch (eCode)
{
// App is told it is starting up
case EVT_APP_START:
ISHELL_SetTimer(pMe->a.m_pIShell,
3000,
(PFNNOTIFY)callBack1,
(void*)pMe);
return(TRUE);
// App is told it is exiting
case EVT_APP_STOP:
// Add your code here...
return(TRUE);
// App is being suspended
case EVT_APP_SUSPEND:
// Add your code here...
return(TRUE);
// App is being resumed
case EVT_APP_RESUME:
// Add your code here...
return(TRUE);
// An SMS message has arrived for this app. Message is in the dwParam above as (char *)
// sender simply uses this format "//BREW:ClassId:Message", example //BREW:0x00000001:Hello World
case EVT_APP_MESSAGE:
// Add your code here...
return(TRUE);
// A key was pressed. Look at the wParam above to see which key was pressed. The key
// codes are in AEEVCodes.h. Example "AVK_1" means that the "1" key was pressed.
case EVT_KEY:
// Add your code here...
return(TRUE);
// Flip event. Look at the wParam above to know flip state.
case EVT_FLIP:
// wParam = FALSE, when flip is closed.
if(wParam == FALSE)
{
// Add your code here...
}
else
{
// Add your code here...
}
return(TRUE);
// Key-guard event. Look at the wParam above to know key-guard state.
case EVT_KEYGUARD:
// wParam = TRUE, when key-guard is enabled.
if(wParam == TRUE)
{
// Add your code here...
}
else
{
// Add your code here...
}
return(TRUE);
// If nothing fits up to this point then we'll just break out
default:
break;
}
return FALSE;
}
// this function is called when your application is starting up
boolean showtime_InitAppData(showtime* pMe)
{
// Get the device information for this handset.
// Reference all the data by looking at the pMe->DeviceInfo structure
// Check the API reference guide for all the handy device info you can get
pMe->DeviceInfo.wStructSize = sizeof(pMe->DeviceInfo);
ISHELL_GetDeviceInfo(pMe->a.m_pIShell,&pMe->DeviceInfo);
// Insert your code here for initializing or allocating resources...
pMe->count = 0;
// if there have been no failures up to this point then return success
return TRUE;
}
// this function is called when your application is exiting
void showtime_FreeAppData(showtime* pMe)
{
// insert your code here for freeing any resources you have allocated...
// example to use for releasing each interface:
// if ( pMe->pIMenuCtl != NULL ) // check for NULL first
// {
// IMENUCTL_Release(pMe->pIMenuCtl) // release the interface
// pMe->pIMenuCtl = NULL; // set to NULL so no problems trying to free later
// }
//
}