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Tricks of the Windows Gam…ming Gurus (2nd Edition)
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preview.cpp
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C/C++ Source or Header
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1998-03-26
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2KB
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59 lines
// preview.cpp : implementation of the CModalShapePropSheet class
//
// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992-1998 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and related
// electronic documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
#include "stdafx.h"
#include "preview.h"
#include "resource.h"
#include "colorpge.h"
#include "stylepge.h"
#include "shapeobj.h"
#include "propsht.h"
BEGIN_MESSAGE_MAP(CShapePreviewWnd, CWnd)
//{{AFX_MSG_MAP(CShapePreviewWnd)
ON_WM_PAINT()
ON_WM_ERASEBKGND()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
CShapePreviewWnd::CShapePreviewWnd()
{
}
void CShapePreviewWnd::OnPaint()
{
CPaintDC dc(this);
CModalShapePropSheet* pShapePropSheet =
STATIC_DOWNCAST(CModalShapePropSheet, GetParent());
CRect rect;
GetClientRect(rect);
CShape shape(
(SHAPE_COLOR_ENUM)pShapePropSheet->m_colorPage.m_nColor,
(SHAPE_STYLE)pShapePropSheet->m_stylePage.m_nShapeStyle,
rect);
shape.Draw(&dc, FALSE);
}
BOOL CShapePreviewWnd::OnEraseBkgnd(CDC* pDC)
{
// Use the same background color as that of the dialog
// (property sheet).
CWnd* pParentWnd = GetParent();
HBRUSH hBrush = (HBRUSH)pParentWnd->SendMessage(WM_CTLCOLORDLG,
(WPARAM)pDC->m_hDC, (LPARAM)pParentWnd->m_hWnd);
CRect rect;
GetClientRect(rect);
pDC->FillRect(&rect, CBrush::FromHandle(hBrush));
return TRUE;
}