/*********************************************************************
*
* _InitContext
*
* Purpose
* Initializes the given context.
*
* Special considerations
* Make sure that no GUI functions are called, because locking is
* not allowed here (GUITASK_INIT not yet called).
*/
static void _InitContext(GUI_CONTEXT* pContext) {
/* memset(..,0,..) is not required, as this function is called only at startup of the GUI when data is 0 */
#if GUI_SUPPORT_DEVICES
pContext->pDeviceAPI = LCD_aAPI[0]; /* &LCD_L0_APIList; */
#endif
pContext->pClipRect_HL = &GUI_Context.ClipRect;
LCD_L0_GetRect(&pContext->ClipRect);
#if GUI_SUPPORT_AA
pContext->pLCD_HL = &_HL_APIList;
#endif
pContext->pAFont = GUI_DEFAULT_FONT;
pContext->pClipRect_HL = &GUI_Context.ClipRect;
pContext->PenSize = 1;
/* Variables in WM module */
#if GUI_WINSUPPORT
pContext->hAWin = WM_GetDesktopWindow();
#endif
/* Variables in GUI_AA module */
#if GUI_SUPPORT_AA
pContext->AA_Factor = 3;
#endif
pContext->Color = GUI_INVALID_COLOR;
pContext->BkColor = GUI_INVALID_COLOR;
LCD_SetBkColor(GUI_DEFAULT_BKCOLOR);
LCD_SetColor(GUI_DEFAULT_COLOR);
#if GUI_SUPPORT_UNICODE
pContext->pUC_API = &GUI_UC_None;
#endif
}
/*****************************************************************************
* FUNCTION - ShowErrorMessage_C
* DESCRIPTION: Displays an error message.
* Further actions (Rebooting or ignoring errors when not debugging) depend
* on the caller (or the caller of the caller...).
*
* Called by embOS\D3018X\OS_Error and Factory::FatalErrorOccured()
*
****************************************************************************/
extern "C" void ShowErrorMessage_C(const char* errorDescription = "-")
{
int i;
char sz_msg[250];
WM_HWIN win;
WM_HWIN win_next;
GUI_RECT rect;
WM_SelectWindow(WM_GetDesktopWindow());
win = WM_GetFirstChild(WM_GetDesktopWindow());
while(win != (WM_HWIN) NULL)
{
win_next = WM_GetNextSibling(win);
WM_DeleteWindow(win);
win = win_next;
}
WM_SetStayOnTop(WM_GetDesktopWindow(),1);
WM_BringToTop(WM_GetDesktopWindow());
GUI_SetBkColor(GUI_WHITE);
GUI_SetColor(GUI_BLACK);
GUI_SetFont(&Helvetica_57_13);
GUI_Clear();
sprintf(sz_msg, "Fatal error.\n\n %s", errorDescription);
rect.x0 = 0;
rect.y0 = 10;
rect.x1 = 239;
rect.y1 = 319;
for (i=0; i<5; i++)
{
GUI_Clear();
GUI_Delay(100);
GUI_DispStringInRect(sz_msg,&rect,GUI_TA_VCENTER|GUI_TA_HCENTER);
GUI_Delay(500);
}
}
static void _InitContext(GUI_CONTEXT* pContext) {
#if GUI_SUPPORT_MEMDEV
GUI_SelectLCD();
#else
LCD_SetClipRectMax();
#endif
pContext->pLCD_HL = &LCD_HL_APIList;
pContext->pAFont = GUI_DEFAULT_FONT;
pContext->pClipRect_HL = &GUI_Context.ClipRect;
pContext->PenSize = 1;
/* Variables in WM module */
#if GUI_WINSUPPORT
pContext->hAWin = WM_GetDesktopWindow();
#endif
/* Variables in GUI_AA module */
pContext->AA_Factor = 3;
LCD_SetBkColor(GUI_DEFAULT_BKCOLOR);
LCD_SetColor(GUI_DEFAULT_COLOR);
}
