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📄 drawdoc.cpp

📁 < MFC经典问答>>是微软类库经常遇到的问题
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// DrawDoc.cpp : implementation of the CDrawDoc class
//

#include "stdafx.h"
#include "PropertySheetInSplitter.h"

#include "DrawDoc.h"

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

/////////////////////////////////////////////////////////////////////////////
// CDrawDoc

IMPLEMENT_DYNCREATE(CDrawDoc, CDocument)

BEGIN_MESSAGE_MAP(CDrawDoc, CDocument)
	//{{AFX_MSG_MAP(CDrawDoc)
	ON_COMMAND(ID_DRAW_SQUARE, OnDrawSquare)
	ON_COMMAND(ID_DRAW_CIRCLE, OnDrawCircle)
	ON_UPDATE_COMMAND_UI(ID_DRAW_SQUARE, OnUpdateDrawSquare)
	ON_UPDATE_COMMAND_UI(ID_DRAW_CIRCLE, OnUpdateDrawCircle)
	ON_COMMAND(ID_WINDOW_NEWVIEW, OnWindowNewView)
	ON_COMMAND(ID_WINDOW_NEWFORMVIEW, OnWindowNewFormView)
	ON_COMMAND(ID_WINDOW_NEWSPLITTER, OnWindowNewSplitter)
	ON_COMMAND(ID_WINDOW_NEWSPLITTER2, OnWindowNewSplitter2)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDrawDoc construction/destruction

CDrawDoc::CDrawDoc()
{
	m_point = CPoint( 30, 30 );
	m_shape = SQUARE;
}

CDrawDoc::~CDrawDoc()
{
}

BOOL CDrawDoc::OnNewDocument()
{
	if (!CDocument::OnNewDocument())
		return FALSE;

	// TODO: add reinitialization code here
	// (SDI documents will reuse this document)

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CDrawDoc serialization

void CDrawDoc::Serialize(CArchive& ar)
{
	if (ar.IsStoring())
	{
		ar << m_point << (DWORD) m_shape;
	}
	else
	{
		ar >> m_point >> (DWORD&) m_shape;
	}
}

/////////////////////////////////////////////////////////////////////////////
// CDrawDoc diagnostics

#ifdef _DEBUG
void CDrawDoc::AssertValid() const
{
	CDocument::AssertValid();
}

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

/////////////////////////////////////////////////////////////////////////////
// CDrawDoc commands

void CDrawDoc::OnDrawSquare() 
{
	m_shape = SQUARE;
	UpdateAllViews( NULL );
	SetModifiedFlag( TRUE );
}

void CDrawDoc::OnDrawCircle() 
{
	m_shape = CIRCLE;
	UpdateAllViews( NULL );
	SetModifiedFlag( TRUE );
}

void CDrawDoc::OnUpdateDrawSquare(CCmdUI* pCmdUI) 
{
	pCmdUI->SetCheck( m_shape == SQUARE );
}

void CDrawDoc::OnUpdateDrawCircle(CCmdUI* pCmdUI) 
{
	pCmdUI->SetCheck( m_shape == CIRCLE );
}

///////////////////////////////////////////////////////////
// Create a new view based on the document template
// parameter and associated with the given document object

CFrameWnd* EkCreateNewWindow( CDocTemplate* pTemplate,
                              CDocument* pDocument )
{
	ASSERT_VALID( pTemplate );
	ASSERT_VALID( pDocument );

	// 1 - Create the new frame window
	// (will in turn create the associated view)
	CFrameWnd* pFrame = pTemplate->CreateNewFrame(
										pDocument, NULL );
	if( pFrame == NULL )
	{
		// Window creation failed
		TRACE0( "Warning: failed to create new frame.\n" );
		return NULL;
	}
	ASSERT_KINDOF( CFrameWnd, pFrame );

	// 2 - Tell the frame to update itself
	// (and its child windows)
	pTemplate->InitialUpdateFrame( pFrame, pDocument );

	// 3 - Return a pointer to the new frame window object
	return pFrame;
}


void CDrawDoc::OnWindowNewView() 
{
	EkCreateNewWindow( theApp.m_ptDrawView, this );	
}

void CDrawDoc::OnWindowNewFormView() 
{
	EkCreateNewWindow( theApp.m_ptPSheetFormView, this );	
}

void CDrawDoc::OnWindowNewSplitter() 
{
	EkCreateNewWindow( theApp.m_ptSplitFrame, this );	
}

void CDrawDoc::OnWindowNewSplitter2() 
{
	EkCreateNewWindow( theApp.m_ptSplitFrame2, this );	
}

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