www.pudn.com > TreePropSheetEx.rar > ResizableState.cpp

// ResizableState.cpp: implementation of the CResizableState class. 
// 
///////////////////////////////////////////////////////////////////////////// 
// 
// Copyright (C) 2000-2002 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 "ResizableState.h" 
 
#ifdef _DEBUG 
#undef THIS_FILE 
static char THIS_FILE[]=__FILE__; 
#define new DEBUG_NEW 
#endif 
 
////////////////////////////////////////////////////////////////////// 
// Construction/Destruction 
////////////////////////////////////////////////////////////////////// 
 
CResizableState::CResizableState() 
{ 
 
} 
 
CResizableState::~CResizableState() 
{ 
 
} 
 
 
// used to save/restore window's size and position 
// either in the registry or a private .INI file 
// depending on your application settings 
 
#define PLACEMENT_ENT	_T("WindowPlacement") 
#define PLACEMENT_FMT 	_T("%d,%d,%d,%d,%d,%d") 
 
BOOL CResizableState::SaveWindowRect(LPCTSTR pszSection, BOOL bRectOnly) 
{ 
	CString data; 
	WINDOWPLACEMENT wp; 
 
	ZeroMemory(&wp, sizeof(WINDOWPLACEMENT)); 
	wp.length = sizeof(WINDOWPLACEMENT); 
	if (!GetResizableWnd()->GetWindowPlacement(&wp)) 
		return FALSE; 
	 
	RECT& rc = wp.rcNormalPosition;	// alias 
 
	if (bRectOnly)	// save size/pos only (normal state) 
	{ 
		// use screen coordinates 
		GetResizableWnd()->GetWindowRect(&rc); 
 
		data.Format(PLACEMENT_FMT, rc.left, rc.top, 
			rc.right, rc.bottom, SW_NORMAL, 0); 
	} 
	else	// save also min/max state 
	{ 
		// use workspace coordinates 
		data.Format(PLACEMENT_FMT, rc.left, rc.top, 
			rc.right, rc.bottom, wp.showCmd, wp.flags); 
	} 
 
	return AfxGetApp()->WriteProfileString(pszSection, PLACEMENT_ENT, data); 
} 
 
BOOL CResizableState::LoadWindowRect(LPCTSTR pszSection, BOOL bRectOnly) 
{ 
	CString data; 
	WINDOWPLACEMENT wp; 
 
	data = AfxGetApp()->GetProfileString(pszSection, PLACEMENT_ENT); 
	 
	if (data.IsEmpty())	// never saved before 
		return FALSE; 
	 
	ZeroMemory(&wp, sizeof(WINDOWPLACEMENT)); 
	wp.length = sizeof(WINDOWPLACEMENT); 
	if (!GetResizableWnd()->GetWindowPlacement(&wp)) 
		return FALSE; 
 
	RECT& rc = wp.rcNormalPosition;	// alias 
 
	if (_stscanf(data, PLACEMENT_FMT, &rc.left, &rc.top, 
		&rc.right, &rc.bottom, &wp.showCmd, &wp.flags) == 6) 
	{ 
		if (bRectOnly)	// restore size/pos only 
		{ 
			CRect rect(rc); 
			return GetResizableWnd()->SetWindowPos(NULL, rect.left, rect.top, 
				rect.Width(), rect.Height(), SWP_NOACTIVATE | SWP_NOZORDER | 
				SWP_NOREPOSITION); 
		} 
		else	// restore also min/max state 
		{ 
			return GetResizableWnd()->SetWindowPlacement(&wp); 
		} 
	} 
	return FALSE; 
}