www.gusucode.com > VC++ 更改文档背景为图像示例-源码程序 > VC++ 更改文档背景为图像示例-源码程序/code/SDI_BMPBKGView.cpp
// SDI_BMPBKGView.cpp : implementation of the CSDI_BMPBKGView class // Download by http://www.NewXing.com #include "stdafx.h" #include "SDI_BMPBKG.h" #include "SDI_BMPBKGDoc.h" #include "SDI_BMPBKGView.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CSDI_BMPBKGView IMPLEMENT_DYNCREATE(CSDI_BMPBKGView, CView) BEGIN_MESSAGE_MAP(CSDI_BMPBKGView, CView) //{{AFX_MSG_MAP(CSDI_BMPBKGView) ON_WM_ERASEBKGND() //}}AFX_MSG_MAP // Standard printing commands ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint) ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint) ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview) END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CSDI_BMPBKGView construction/destruction CSDI_BMPBKGView::CSDI_BMPBKGView() { m_bmpBackground.LoadResource(IDB_BKGBMP); } CSDI_BMPBKGView::~CSDI_BMPBKGView() { } BOOL CSDI_BMPBKGView::PreCreateWindow(CREATESTRUCT& cs) { // TODO: Modify the Window class or styles here by modifying // the CREATESTRUCT cs return CView::PreCreateWindow(cs); } ///////////////////////////////////////////////////////////////////////////// // CSDI_BMPBKGView drawing void CSDI_BMPBKGView::OnDraw(CDC* pDC) { CSDI_BMPBKGDoc* pDoc = GetDocument(); ASSERT_VALID(pDoc); // TODO: add draw code for native data here } ///////////////////////////////////////////////////////////////////////////// // CSDI_BMPBKGView printing BOOL CSDI_BMPBKGView::OnPreparePrinting(CPrintInfo* pInfo) { // default preparation return DoPreparePrinting(pInfo); } void CSDI_BMPBKGView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) { // TODO: add extra initialization before printing } void CSDI_BMPBKGView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) { // TODO: add cleanup after printing } ///////////////////////////////////////////////////////////////////////////// // CSDI_BMPBKGView diagnostics #ifdef _DEBUG void CSDI_BMPBKGView::AssertValid() const { CView::AssertValid(); } void CSDI_BMPBKGView::Dump(CDumpContext& dc) const { CView::Dump(dc); } CSDI_BMPBKGDoc* CSDI_BMPBKGView::GetDocument() // non-debug version is inline { ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CSDI_BMPBKGDoc))); return (CSDI_BMPBKGDoc*)m_pDocument; } #endif //_DEBUG ///////////////////////////////////////////////////////////////////////////// // CSDI_BMPBKGView message handlers BOOL CSDI_BMPBKGView::OnEraseBkgnd(CDC* pDC) { int x,y; CRect rc; GetClientRect(&rc); x=0;y=0; while(y < rc.Height()) { //rc表示对话框的大小尺寸 while(x < rc.Width()) { m_bmpBackground.DrawBMP(pDC, x, y); x += m_bmpBackground.GetWidth(); //得到位图的宽度 } x = 0; y += m_bmpBackground.GetHeight(); //得到位图的高度 } return TRUE; }