rctview.cpp

《VC++ 编程技巧与示例 .rar》各个示例代码绝对可用

// RCTView.cpp : implementation file
//

#include "stdafx.h"
#include "MDTTest.h"
#include "RCTView.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CRCTView

IMPLEMENT_DYNCREATE(CRCTView, CView)

CRCTView::CRCTView()
{
}

CRCTView::~CRCTView()
{
}


BEGIN_MESSAGE_MAP(CRCTView, CView)
	//{{AFX_MSG_MAP(CRCTView)
	ON_COMMAND(ID_RCT_COLOR, OnRctColor)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CRCTView drawing

void CRCTView::OnDraw(CDC* pDC)
{
	CRCTDoc * pDoc = GetDocument();
	// TODO: add draw code here
	CRect rc;
	GetClientRect(&rc);
	CRect rcdraw(rc.left  +rc.Width ()/4,
				 rc.top   +rc.Height()/4,
				 rc.right -rc.Width ()/4,
				 rc.bottom-rc.Height()/4
		        );
	CBrush br(pDoc->m_clr),*ob;

	ob=pDC->SelectObject(&br);
	pDC->Rectangle(&rcdraw);
	pDC->SelectObject(&ob);

	br.DeleteObject();
}

/////////////////////////////////////////////////////////////////////////////
// CRCTView diagnostics

#ifdef _DEBUG
void CRCTView::AssertValid() const
{
	CView::AssertValid();
}

void CRCTView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CRCTView message handlers

void CRCTView::OnRctColor() 
{
	// TODO: Add your command handler code here
	CRCTDoc * pDoc = GetDocument();
	if(m_ClrDlg.DoModal()==IDOK)
	{
		pDoc->m_clr=RGB(
						m_ClrDlg.m_Red,
						m_ClrDlg.m_Green,
						m_ClrDlg.m_Blue
						);
		pDoc->SetModifiedFlag();
	}
	Invalidate();
	UpdateWindow();
}

CRCTDoc * CRCTView::GetDocument()
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CRCTDoc)));
	return (CRCTDoc*)m_pDocument;
}

void CRCTView::OnInitialUpdate() 
{
	CView::OnInitialUpdate();
	
	// TODO: Add your specialized code here and/or call the base class
	CRCTDoc * pDoc = GetDocument();
	m_ClrDlg.m_Red  =GetRValue(pDoc->m_clr);
	m_ClrDlg.m_Green=GetGValue(pDoc->m_clr);
	m_ClrDlg.m_Blue =GetBValue(pDoc->m_clr);
}