/** Transfers the image or cancels the transfer depending on the state of the TWAIN system */ void TwainIface::TransferImage() { TW_IMAGEINFO info; bool bContinue=true; while(bContinue) { if(GetImageInfo(info)) { int permission = ShouldTransfer(info); switch(permission) { case TWCPP_CANCELTHIS: bContinue=EndTransfer(); break; case TWCPP_CANCELALL: CancelTransfer(); bContinue=false; break; case TWCPP_DOTRANSFER: bContinue=GetImage(info); break; } } } }
/* Trasnfers the image or cancels the transfer depending on the state of the TWAIN system */ void CTwain::TransferImage() { TW_IMAGEINFO info; BOOL bContinue=TRUE; while(bContinue) { if(GetImageInfo(info)) { int permission; permission = ShouldTransfer(info); switch(permission) { case TWCPP_CANCELTHIS: bContinue=EndTransfer(); break; case TWCPP_CANCELALL: CancelTransfer(); bContinue=FALSE; break; case TWCPP_DOTRANSFER: bContinue=GetImage(info); break; } } } }
/* Calls TWAIN to actually get the image */ BOOL CTwain::GetImage(TW_IMAGEINFO& info) { HANDLE hBitmap; CallTwainProc(&m_AppId,&m_Source,DG_IMAGE,DAT_IMAGENATIVEXFER,MSG_GET,&hBitmap); switch(m_returnCode) { case TWRC_XFERDONE: TRACE("********** GetImage --> TWRC_XFERDONE ************\n"); CopyImage(hBitmap,info); break; case TWRC_CANCEL: TRACE("GetImage --> TWRC_CANCEL.\n"); break; case TWRC_FAILURE: TRACE("********** GetImage --> TWRC_FAILURE ************\n"); CancelTransfer(); return FALSE; default: TRACE("GetImage --> default.\n"); break; } GlobalFree(hBitmap); TRACE("********** GetImage --> done ************\n"); return EndTransfer(); }
/** Calls TWAIN to actually get the image */ bool KSaneWidgetPrivate::GetImage(TW_IMAGEINFO& info) { TW_MEMREF pdata; CallTwainProc(&m_AppId, &m_Source, DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &pdata); switch(m_returnCode) { case TWRC_XFERDONE: //qDebug()<< "GetImage:TWRC_XFERDONE"; ImageData(pdata, info); break; case TWRC_CANCEL: //qDebug()<< "GetImage:TWRC_CANCEL"; break; case TWRC_FAILURE: //qDebug()<< "GetImage:TWRC_FAILURE"; CancelTransfer(); return false; break; } GlobalFree(pdata); return EndTransfer(); }
/* Trasnfers the image or cancels the transfer depending on the state of the TWAIN system */ void CTwain::TransferImage() { TW_IMAGEINFO info; BOOL bContinue = TRUE; int nScanStatus = 0; //扫描结束时状态,1--正常扫描结束 TRACE("********** TransferImage ************\n"); while(bContinue) { if (GetImageInfo(info) && _bTwainContinue) //GetImageInfo(info) { int permission; permission = ShouldTransfer(info); switch(permission) { case TWCPP_CANCELTHIS: TRACE("************ TransferImage--> TWCPP_CANCELTHIS. 1 ************\n"); bContinue=EndTransfer(); nScanStatus = -1; TRACE("************ TransferImage--> TWCPP_CANCELTHIS.2 ************\n"); break; case TWCPP_CANCELALL: TRACE("************ TransferImage--> TWCPP_CANCELALL. 1 ************\n"); CancelTransfer(); bContinue=FALSE; nScanStatus = -2; TRACE("************ TransferImage--> TWCPP_CANCELALL. 2 ************\n"); break; case TWCPP_DOTRANSFER: TRACE("********** TransferImage --> TWCPP_DOTRANSFER ************\n"); bContinue=GetImage(info); if (!_bHasNextPic) nScanStatus = 1; else nScanStatus = 2; break; default: TRACE("************ TransferImage--> default. ************\n"); bContinue = FALSE; nScanStatus = -3; break; } } else { TRACE("************ TransferImage --> GetImageInfo failed or m_bContinue = false *************\n"); nScanStatus = -4; EndTransfer(); bContinue = FALSE; } } TRACE("******* 扫描完成 ***********\n"); ScanDone(nScanStatus); }
void COPPController::HandleError(TBool aAbort) { TRACE_ERROR((_L( "[oppreceiveservice] COPPController:HandleError" ))); iReceivingFailed = ETrue; iShowRecvCompleteDialog = EFalse; if( iObexTransferState == ETransferPut || (!aAbort && iObexTransferState == ETransferPutDiskError) ) { CancelTransfer(); if(iMediaType == ESrcsMediaBT) { TRAP_IGNORE( LaunchFailureDialogL(); );
/* Calls TWAIN to actually get the image */ BOOL CTwain::GetImage(TW_IMAGEINFO& info) { HANDLE hBitmap; CallTwainProc(&m_AppId,&m_Source,DG_IMAGE,DAT_IMAGENATIVEXFER,MSG_GET,&hBitmap); switch(m_returnCode) { case TWRC_XFERDONE: CopyImage(hBitmap,info); break; case TWRC_CANCEL: break; case TWRC_FAILURE: CancelTransfer(); return FALSE; } GlobalFree(hBitmap); return EndTransfer(); }
/** Calls TWAIN to actually get the image */ bool TwainIface::GetImage(TW_IMAGEINFO& info) { TW_MEMREF pdata; CallTwainProc(&m_AppId, &m_Source, DG_IMAGE, DAT_IMAGENATIVEXFER, MSG_GET, &pdata); switch(m_returnCode) { case TWRC_XFERDONE: CopyImage(pdata, info); break; case TWRC_CANCEL: break; case TWRC_FAILURE: CancelTransfer(); return false; break; } GlobalFree(pdata); return EndTransfer(); }
/* ===================================================================*/ LDD_TDeviceData* DMA1_InitChannel(LDD_TDeviceData *DeviceDataPtr, DMA1_TChnInit *ChIntPtr, LDD_TUserData *UserDataPtr) { uint32_t LogChnNum = ChIntPtr->ChnNum; DMA1_TChnDevData *ChnDevDataPtr; DMA1_TChnDevConst const *ChnDevConstPtr; DMA1_TTCD *TCDPtr; uint8_t PhyChnNum; ChnDevDataPtr = &((DMA1_TDeviceData *)DeviceDataPtr)->ChnDevData[LogChnNum]; ChnDevConstPtr = &(DMA1_DevConst.ChnDevConst[LogChnNum]); TCDPtr = ChnDevConstPtr->TCDPtr; PhyChnNum = ChnDevConstPtr->PhyChnNum; DMA_PDD_EnablePeripheralRequest(DMA_BASE_PTR, PhyChnNum, PDD_DISABLE); /* Disable channel peripheral request (in the DMAMUX) */ CancelTransfer(ChnDevConstPtr); /* Cancel transfer (if pending) */ *TCDPtr = ChIntPtr->TCD; /* Initialize channel TCD (channel registers) */ ChnDevDataPtr->ChnDevConstPtr = ChnDevConstPtr; /* Remember channel constants address */ ChnDevDataPtr->TCDPtr = TCDPtr; /* Remember channel TCD address */ ChnDevDataPtr->UserDataPtr = UserDataPtr; /* Remember channel User data pointer */ ChnDevDataPtr->Events = ChIntPtr->Events; /* Initialize events */ DMA_PDD_EnableErrorInterrupt(DMA_BASE_PTR, PhyChnNum); DMAMUX_PDD_SetChannelSource(DMAMUX_BASE_PTR, PhyChnNum, ChIntPtr->MUX_CHCFG_Reg); /* Set channel peripheral request (in the DMAMUX) */ return ChnDevDataPtr; }