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// ResizableFormView.cpp : implementation file
//
/////////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2000-2001 by Paolo Messina
// (http://www.geocities.com/ppescher - ppescher@yahoo.com)
//
// The contents of this file are subject to the Artistic License (the "License").
// You may not use this file except in compliance with the License.
// You may obtain a copy of the License at:
// http://www.opensource.org/licenses/artistic-license.html
//
// If you find this code useful, credits would be nice!
//
/////////////////////////////////////////////////////////////////////////////
#include "stdafx.h"
#include "ResizableFormView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CResizableFormView
IMPLEMENT_DYNAMIC(CResizableFormView, CFormView)
inline void CResizableFormView::Construct()
{
m_bInitDone = FALSE;
}
CResizableFormView::CResizableFormView(UINT nIDTemplate)
: CFormView(nIDTemplate)
{
Construct();
}
CResizableFormView::CResizableFormView(LPCTSTR lpszTemplateName)
: CFormView(lpszTemplateName)
{
Construct();
}
CResizableFormView::~CResizableFormView()
{
}
BEGIN_MESSAGE_MAP(CResizableFormView, CFormView)
//{{AFX_MSG_MAP(CResizableFormView)
ON_WM_SIZE()
ON_WM_ERASEBKGND()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CResizableFormView diagnostics
#ifdef _DEBUG
void CResizableFormView::AssertValid() const
{
CFormView::AssertValid();
}
void CResizableFormView::Dump(CDumpContext& dc) const
{
CFormView::Dump(dc);
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CResizableFormView message handlers
void CResizableFormView::OnSize(UINT nType, int cx, int cy)
{
CFormView::OnSize(nType, cx, cy);
if (m_bInitDone)
ArrangeLayout();
}
void CResizableFormView::OnInitialUpdate()
{
CFormView::OnInitialUpdate();
m_bInitDone = TRUE;
// MDI child need this
ArrangeLayout();
}
void CResizableFormView::GetTotalClientRect(LPRECT lpRect)
{
GetClientRect(lpRect);
// get scrollable size
CSize size = GetTotalSize();
// before initialization, "size" is dialog template size
if (!m_bInitDone)
{
lpRect->right = lpRect->left + size.cx;
lpRect->bottom = lpRect->top + size.cy;
return;
}
// otherwise, give correct size if scrollbars active
if (m_nMapMode < 0) // scrollbars disabled
return;
// enlarge reported client area when needed
CRect rect(lpRect);
if (rect.Width() < size.cx)
lpRect->right = lpRect->left + size.cx;
if (rect.Height() < size.cy)
lpRect->bottom = lpRect->top + size.cy;
}
BOOL CResizableFormView::OnEraseBkgnd(CDC* pDC)
{
ClipChildren(pDC); // avoid flickering
return CFormView::OnEraseBkgnd(pDC);
}
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