ex18view.cpp

来自「一些VC++的经典实例」· C++ 代码 · 共 143 行

// ex18View.cpp : implementation of the CEx18View class
//

#include "stdafx.h"
#include "ex18.h"

#include "ex18Doc.h"
#include "ex18View.h"
#include "ModellessDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CEx18View

IMPLEMENT_DYNCREATE(CEx18View, CView)

BEGIN_MESSAGE_MAP(CEx18View, CView)
	ON_MESSAGE(WM_GOODBYE, OnGoodbye)
	//{{AFX_MSG_MAP(CEx18View)
	ON_WM_LBUTTONDOWN()
	ON_WM_RBUTTONDOWN()
	ON_WM_KEYDOWN()
	//}}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()

/////////////////////////////////////////////////////////////////////////////
// CEx18View construction/destruction

CEx18View::CEx18View()
{
	// TODO: add construction code here
	m_pDlg = new CModellessDlg(this);
}

CEx18View::~CEx18View()
{
	delete m_pDlg;
}

BOOL CEx18View::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CEx18View drawing

void CEx18View::OnDraw(CDC* pDC)
{
	CEx18Doc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
	pDC->TextOut(0,0,"请在窗口内点击鼠标左键生成非模式对话框!点击右键关闭非模式对话框!");
	pDC->TextOut(0,50,"按下任何非系统键出现模式对话框!");
}

/////////////////////////////////////////////////////////////////////////////
// CEx18View printing

BOOL CEx18View::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CEx18View::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CEx18View::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CEx18View diagnostics

#ifdef _DEBUG
void CEx18View::AssertValid() const
{
	CView::AssertValid();
}

void CEx18View::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}

CEx18Doc* CEx18View::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CEx18Doc)));
	return (CEx18Doc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CEx18View message handlers

void CEx18View::OnLButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	if (m_pDlg->GetSafeHwnd() == 0) {
		m_pDlg->Create(); // 显示非模式对话框
	}
	CView::OnLButtonDown(nFlags, point);
}

void CEx18View::OnRButtonDown(UINT nFlags, CPoint point) 
{
	// TODO: Add your message handler code here and/or call default
	m_pDlg->DestroyWindow();
	CView::OnRButtonDown(nFlags, point);
}

LRESULT CEx18View::OnGoodbye(WPARAM wParam, LPARAM lParam)
{
	//非模式对话框点击确定或者取消的消息响应函数
	m_pDlg->DestroyWindow();
	return 0L;
}

void CEx18View::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags) 
{
	// TODO: Add your message handler code here and/or call default
	m_ModelDlg=new CModellessDlg(CWnd::GetDlgItem(IDD_DIALOG1));
	m_ModelDlg->DoModal();
	delete m_ModelDlg;
	CView::OnKeyDown(nChar, nRepCnt, nFlags);
}