ch11demo4view.cpp

零基础学Visual.C....教案PPT.随书光盘-452M.zip

// Ch11Demo4View.cpp : implementation of the CCh11Demo4View class
//

#include "stdafx.h"
#include "Ch11Demo4.h"

#include "Ch11Demo4Doc.h"
#include "Ch11Demo4View.h"

#include "ColorDlg.h"
#include "GraphDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CCh11Demo4View

IMPLEMENT_DYNCREATE(CCh11Demo4View, CView)

BEGIN_MESSAGE_MAP(CCh11Demo4View, CView)
	//{{AFX_MSG_MAP(CCh11Demo4View)
	ON_WM_RBUTTONDBLCLK()
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CCh11Demo4View construction/destruction

CCh11Demo4View::CCh11Demo4View()
{
	// TODO: add construction code here
	m_r=m_g=0;
	m_b=128;
	m_type=0;
}

CCh11Demo4View::~CCh11Demo4View()
{
}

BOOL CCh11Demo4View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CCh11Demo4View drawing

void CCh11Demo4View::OnDraw(CDC* pDC)
{
	CCh11Demo4Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	pDC->TextOut(10,10,"双击鼠标右键，即可通过属性表对话框设置图形对象");
	CBrush mybrush(RGB(m_r,m_g,m_b));						//生成刷子
	CBrush *oldbrush;								//生成刷子指针
	oldbrush=pDC->SelectObject(&mybrush);				//把刷子选入设备环境
	switch (m_type)
	{
		case 0:
			pDC->Rectangle(50,50,250,180);
			break;
		case 1:
			pDC->Ellipse(50,50,250,180);						//绘制椭圆
			break;
	}
	pDC->SelectObject(oldbrush);						//恢复原有刷子
}

/////////////////////////////////////////////////////////////////////////////
// CCh11Demo4View printing

BOOL CCh11Demo4View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CCh11Demo4View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CCh11Demo4View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CCh11Demo4View diagnostics

#ifdef _DEBUG
void CCh11Demo4View::AssertValid() const
{
	CView::AssertValid();
}

void CCh11Demo4View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CCh11Demo4Doc* CCh11Demo4View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CCh11Demo4Doc)));
	return (CCh11Demo4Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CCh11Demo4View message handlers

void CCh11Demo4View::OnRButtonDblClk(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	CPropertySheet propsheet("图形对象设置");//CPropertySheet类对象
	CGraphDlg pageFirst; //图形属性页对象
	CColorDlg pageSecond; //画刷色设置属性页对象
	//将当前图形画刷信息赋给属性页
	pageFirst.m_radio=m_type;
	pageSecond.m_red=m_r;
	pageSecond.m_green=m_g;
	pageSecond.m_blue=m_b; 
	//添加属性页到CPropertySheet类对象
	propsheet.AddPage(&pageFirst);
	propsheet.AddPage(&pageSecond);
	//创建模态属性表对话框
	if (propsheet.DoModal() == IDOK)
	{
		//获取各属性页设置的值
		m_type = pageFirst.m_radio;
		m_r=pageSecond.m_red;
		m_g=pageSecond.m_green;
		m_b=pageSecond.m_blue; 
		Invalidate();//重绘客户窗口
	}	
	CView::OnRButtonDblClk(nFlags, point);
}