Sample Code
Windows Driver Samples/ XPSDrv Driver and Filter Sample/ C++/ src/ common/ pimagepthndlr.cpp/
/*++ Copyright (c) 2005 Microsoft Corporation All rights reserved. THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE. File Name: pimagepthndlr.cpp Abstract: This class is responsible for retrieving the PageImageableSize properties from a PrintCapabilities document. --*/ #include "precomp.h" #include "debug.h" #include "globals.h" #include "xdexcept.h" #include "ptquerybld.h" #include "pimagepthndlr.h" using XDPrintSchema::PageImageableSize::PageImageableData; using XDPrintSchema::PageImageableSize::ImageableSizeWidth; using XDPrintSchema::PageImageableSize::ImageableSizeHeight; using XDPrintSchema::PageImageableSize::ImageableArea; using XDPrintSchema::PageImageableSize::EPageImageablePropsMax; using XDPrintSchema::PageImageableSize::OriginWidth; using XDPrintSchema::PageImageableSize::OriginHeight; using XDPrintSchema::PageImageableSize::ExtentWidth; using XDPrintSchema::PageImageableSize::ExtentHeight; using XDPrintSchema::PageImageableSize::PAGE_IMAGEABLE_PROPERTY; using XDPrintSchema::PageImageableSize::PAGE_IMAGEABLE_PROPS; using XDPrintSchema::PageImageableSize::PAGE_IMAGEABLE_PROPS_AREA; /*++ Routine Name: CPageImageablePCHandler::CPageImageablePCHandler Routine Description: CPageImageablePCHandler class constructor Arguments: pPrintCapabilities - Pointer to the DOM document representation of the PrintCapabilities Return Value: None --*/ CPageImageablePCHandler::CPageImageablePCHandler( _In_ IXMLDOMDocument2* pPrintCapabilities ) : CPCHandler(pPrintCapabilities) { } /*++ Routine Name: CPageImageablePCHandler::~CPageImageablePCHandler Routine Description: CPageImageablePCHandler class destructor Arguments: None Return Value: None --*/ CPageImageablePCHandler::~CPageImageablePCHandler() { } /*++ Routine Name: CPageImageablePCHandler::GetData Routine Description: The routine fills the data structure passed in with page imageable size data retrieved from the PrintCapabilities passed to the class constructor. Arguments: pPageImageableData - Pointer to the page imageable size data structure to be filled in Return Value: HRESULT S_OK - On success E_ELEMENT_NOT_FOUND - Feature not present in PrintCapabilities E_* - On error --*/ HRESULT CPageImageablePCHandler::GetData( _Inout_ PageImageableData* pPageImageableData ) { HRESULT hr = S_OK; if (SUCCEEDED(hr = CHECK_POINTER(pPageImageableData, E_POINTER))) { CComBSTR bstrQuery; CPTQueryBuilder queryImageableArea(m_bstrFrameworkPrefix); if (SUCCEEDED(hr = queryImageableArea.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPERTY))) && SUCCEEDED(hr = queryImageableArea.GetQuery(&bstrQuery)) && SUCCEEDED(hr = QueryNode(bstrQuery))) { CPTQueryBuilder queryImageableSizeWidth(queryImageableArea); CPTQueryBuilder queryImageableSizeHeight(queryImageableArea); if (SUCCEEDED(hr = queryImageableSizeWidth.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS[ImageableSizeWidth]))) && SUCCEEDED(hr = queryImageableSizeHeight.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS[ImageableSizeHeight]))) && SUCCEEDED(hr = queryImageableSizeWidth.GetQuery(&bstrQuery)) && SUCCEEDED(hr = QueryNodeValue(bstrQuery, &pPageImageableData->imageableSizeWidth)) && SUCCEEDED(hr = queryImageableSizeHeight.GetQuery(&bstrQuery)) && SUCCEEDED(hr = QueryNodeValue(bstrQuery, &pPageImageableData->imageableSizeHeight))) { CPTQueryBuilder queryOriginWidth(queryImageableArea); CPTQueryBuilder queryOriginHeight(queryImageableArea); CPTQueryBuilder queryExtentWidth(queryImageableArea); CPTQueryBuilder queryExtentHeight(queryImageableArea); if (SUCCEEDED(hr = queryOriginWidth.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS[ImageableArea]))) && SUCCEEDED(hr = queryOriginWidth.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS_AREA[OriginWidth]))) && SUCCEEDED(hr = queryOriginHeight.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS[ImageableArea]))) && SUCCEEDED(hr = queryOriginHeight.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS_AREA[OriginHeight]))) && SUCCEEDED(hr = queryExtentWidth.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS[ImageableArea]))) && SUCCEEDED(hr = queryExtentWidth.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS_AREA[ExtentWidth]))) && SUCCEEDED(hr = queryExtentHeight.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS[ImageableArea]))) && SUCCEEDED(hr = queryExtentHeight.AddProperty(m_bstrKeywordsPrefix, CComBSTR(PAGE_IMAGEABLE_PROPS_AREA[ExtentHeight]))) && SUCCEEDED(hr = queryOriginWidth.GetQuery(&bstrQuery)) && SUCCEEDED(hr = QueryNodeValue(bstrQuery, &pPageImageableData->originWidth)) && SUCCEEDED(hr = queryOriginHeight.GetQuery(&bstrQuery)) && SUCCEEDED(hr = QueryNodeValue(bstrQuery, &pPageImageableData->originHeight)) && SUCCEEDED(hr = queryExtentWidth.GetQuery(&bstrQuery)) && SUCCEEDED(hr = QueryNodeValue(bstrQuery, &pPageImageableData->extentWidth)) && SUCCEEDED(hr = queryExtentHeight.GetQuery(&bstrQuery))) { hr = QueryNodeValue(bstrQuery, &pPageImageableData->extentHeight); } } } } ERR_ON_HR_EXC(hr, E_ELEMENT_NOT_FOUND); return hr; }
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