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The Ultimate Toolbox - Updates and User Contributions

, 12 Feb 2013
Updates and User Contributions for the Ultimate Toolbox Libraries
OutlookDemoUpdate.zip
Ultimate Grid
Demos
OutlookStyle
OutlookStyle.aps
OutlookStyle.dsp
OutlookStyle.dsw
OutlookStyle.suo
res
bitmap1.bmp
bmattach.bmp
bmp00001.bmp
bmp00002.bmp
bmp00003.bmp
Flags.bmp
OutlookStyle.ico
OutlookStyleDoc.ico
Toolbar.bmp
toolbar1.bmp
toolbar2.bmp
toolbarf.bmp
UltimateGrid72_Src_Update01.zip
CellTypes
Include
Source
UltimateGrid72_Src_Update02.zip
DataSources
ODBC
OleDB
EditControls
UltimateGrid72_Src_Update03.zip
UltimateGrid72_Src_Update04.zip
UltimateGrid73_src.zip
BuildDLL
Build DLL.dsp
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res
BuildLib
ugmfclib.dsp
ugmfclib.dsw
Lib
Skel
UltimateTCP-IP42_Src_Update01.zip
Ultimate TCP-IP
Include
Security
Include
Source
source
UltimateTCP-IP42_Src_Update02.zip
Examples
Client
Mail
icon1.ico
icon2.ico
MailClientS.suo
test.dsp
test.dsw
UltimateTCP-IP42_Src_Update03.zip
ultimatetoolbox93_src_update01.zip
Ultimate Toolbox
include
source
UltimateToolbox93_Src_Update02.zip
lib
Build DLLs
Build Libs
UltimateToolbox93_Src_Update03.zip
UltimateToolbox93_Src_Update04.zip
UltimateToolbox93_Src_Update05.zip
// =============================================================================
// 							Class Implementation : COXSplashWnd
// =============================================================================
//

// Version: 9.3

// This software along with its related components, documentation and files ("The Libraries")
// is � 1994-2007 The Code Project (1612916 Ontario Limited) and use of The Libraries is
// governed by a software license agreement ("Agreement").  Copies of the Agreement are
// available at The Code Project (www.codeproject.com), as part of the package you downloaded
// to obtain this file, or directly from our office.  For a copy of the license governing
// this software, you may contact us at legalaffairs@codeproject.com, or by calling 416-849-8900.                      
                                              
// //////////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "OXSplashWnd.h"

#include <afxtempl.h>
#include "UTB64Bit.h"

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


BEGIN_MESSAGE_MAP(COXSplashWnd, CWnd)
	//{{AFX_MSG_MAP(COXSplashWnd)
	ON_WM_TIMER()
	ON_WM_CREATE()
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// class COXSplashWnd

int COXSplashWnd::m_nDefaultTimeout = 750;

COXSplashWnd* COXSplashWnd::c_pGlobalWnd = NULL;
// --- A pointer to the one global splash window object (may be NULL)

BOOL COXSplashWnd::c_bShowSplashWnd = TRUE;
// --- Whether the global splash window is enabled

// Data members -------------------------------------------------------------
// protected:
	// int m_nTimeout;
	// --- The time out value used to let the splash window disappear automatically

	// BOOL m_bAutoDelete;
	// --- Whether this object should be deleted when the window is destroyed

	// COXSplashWndDIB m_dib;
	// --- The DIB used for this splash window

	// CRgn m_rgn;
	// --- The region of this splash window

	// COLORREF m_crBorder;
	// --- Color of the border

	// BYTE m_crBorderR;
	// --- Red value of the border color (if valid color)
	// BYTE m_crBorderG;
	// --- Green value of the border color (if valid color)
	// BYTE m_crBorderB;
	// --- Blue value of the border color (if valid color)

	// BYTE m_nTolerance;
	// --- Tolerance used to decide whether a color belongs to the border or not
// Member functions ---------------------------------------------------------

COXSplashWnd::COXSplashWnd()
	{
	m_bAutoDelete = FALSE;
	m_bUserCancel = TRUE;
	}

COXSplashWnd::~COXSplashWnd()
	{
	if (c_pGlobalWnd == this) 
		c_pGlobalWnd = NULL;
	}

BOOL COXSplashWnd::LoadGlobalBitmap(LPCTSTR lpszResourceName, 
									COLORREF crBorder/* = CLR_DEFAULT */, 
									LPPOINT pStartPoint /* = NULL */, 
									BYTE nTolerance /* = 0 */)
{
	if(c_pGlobalWnd==NULL)
	{
		c_pGlobalWnd = new COXSplashWnd;
		c_pGlobalWnd->SetAutoDelete();
	}
	return c_pGlobalWnd->LoadBitmap(lpszResourceName, crBorder, 
		pStartPoint, nTolerance);
}


BOOL COXSplashWnd::LoadGlobalBitmapFile(LPCTSTR lpszFileName, 
										COLORREF crBorder/* = CLR_DEFAULT */, 
										LPPOINT pStartPoint /* = NULL */, 
										BYTE nTolerance /* = 0 */)
{
	if(c_pGlobalWnd==NULL)
	{
		c_pGlobalWnd = new COXSplashWnd;
		c_pGlobalWnd->SetAutoDelete();
	}
	return c_pGlobalWnd->LoadBitmapFile(lpszFileName, crBorder, 
		pStartPoint, nTolerance);
}


BOOL COXSplashWnd::LoadBitmap(LPCTSTR lpszResourceName, 
							  COLORREF crBorder /* = CLR_DEFAULT */, 
							  LPPOINT pStartPoint /* = NULL */, 
							  BYTE nTolerance /* = 0 */)
{
	if(!m_dib.LoadResource(lpszResourceName, TRUE))
		return FALSE;

	// (2) determine bitmap's shaping region
	m_crBorder = crBorder;
	m_nTolerance = nTolerance;

	if(m_crBorder==CLR_NONE)
	{
		m_rgn.DeleteObject();
		return TRUE;
	}

	CPoint ptStart(0,0);
	if (pStartPoint != NULL)
		ptStart = *pStartPoint;

	if (m_crBorder == CLR_DEFAULT)
	{
		m_crBorder = m_dib.GetPixel(ptStart);
		if (m_crBorder == CLR_INVALID)
		{
			TRACE0("COXSplashWnd::LoadBitmap(): invalid starting point, (0,0) will be used instead.\r\n");
			m_crBorder = m_dib.GetPixel(0,0);
		}
	}

	if (m_crBorder != CLR_INVALID && m_crBorder != CLR_NONE)
	{
		m_crBorderR = GetRValue(m_crBorder);
		m_crBorderG = GetGValue(m_crBorder);
		m_crBorderB = GetBValue(m_crBorder);
		if (BuildRegion(ptStart))
			return TRUE;
	}

	m_rgn.DeleteObject();
	return FALSE;
}


BOOL COXSplashWnd::LoadBitmapFile(LPCTSTR lpszFileName, 
								  COLORREF crBorder /* = CLR_DEFAULT */, 
								  LPPOINT pStartPoint /* = NULL */, 
								  BYTE nTolerance /* = 0 */)
{
	if(!m_dib.LoadFile(lpszFileName,TRUE))
		return FALSE;

	// (2) determine bitmap's shaping region
	m_crBorder = crBorder;
	m_nTolerance = nTolerance;

	if(m_crBorder==CLR_NONE)
	{
		m_rgn.DeleteObject();
		return TRUE;
	}

	CPoint ptStart(0,0);
	if (pStartPoint != NULL)
		ptStart = *pStartPoint;

	if (m_crBorder == CLR_DEFAULT)
	{
		m_crBorder = m_dib.GetPixel(ptStart);
		if (m_crBorder == CLR_INVALID)
		{
			TRACE0("COXSplashWnd::LoadBitmap(): invalid starting point, (0,0) will be used instead.\r\n");
			m_crBorder = m_dib.GetPixel(0,0);
		}
	}

	if(m_crBorder != CLR_INVALID)
	{
		m_crBorderR = GetRValue(m_crBorder);
		m_crBorderG = GetGValue(m_crBorder);
		m_crBorderB = GetBValue(m_crBorder);
		if (BuildRegion(ptStart))
			return TRUE;
	}

	m_rgn.DeleteObject();
	return FALSE;
}


BOOL COXSplashWnd::Show(int nTimeOut /* = m_nDefaultTimeout */,
	CWnd* pParentWnd /* = NULL */, CPoint* pptDisplayAt /* = NULL */)
{
	if ((c_pGlobalWnd == this) && (!c_bShowSplashWnd))
	{
		TRACE0("COXSplashWnd::Show(): The global splash window was disabled.\r\n");
		return FALSE;
	}

	if (m_dib.GetBitmap() == NULL)
	{
		TRACE0("COXSplashWnd::Show(): Failed: no valid bitmap was loaded.");
		return FALSE;
	}

	m_nTimeout = nTimeOut;
	if (m_nTimeout <= 0 && m_nTimeout != SPLASH_NOTIMER)
	{
		TRACE1("COXSplashWnd::Show(): Invalid timeout value has been corrected to %d.\r\n", m_nDefaultTimeout);
		m_nTimeout = m_nDefaultTimeout;
	}

	// destroy it if already created
	if (m_hWnd != NULL && ::IsWindow(m_hWnd))
		OnTimer(OXSPLASHWND_TIMERID_HIDE);

	CWnd* pTempParent = pParentWnd;
	DWORD dwExtraStyle(0);
	if (pTempParent == NULL)
	{
		if(!m_invisParent.CreateEx(WS_EX_TOPMOST, AfxRegisterWndClass(CS_CLASSDC),
			_T(""), WS_POPUP, 0, 0, 1, 1, NULL, NULL))
		{
			TRACE0("COXSplashWnd::Show(): fail to create invisible parent window. Using WS_EX_TOOLWINDOW\r\n");
			dwExtraStyle = WS_EX_TOOLWINDOW;
		}

		pTempParent = &m_invisParent;
	}

	BITMAP bm;
	m_dib.GetBitmapInfo(bm);
	if (!CreateEx(WS_EX_TOPMOST | dwExtraStyle,
		AfxRegisterWndClass(CS_CLASSDC, AfxGetApp()->LoadStandardCursor(IDC_ARROW)),
		_T(""), WS_POPUP | WS_VISIBLE, 0, 0, bm.bmWidth, bm.bmHeight, 
		(pTempParent != NULL ? pTempParent->GetSafeHwnd() : NULL), NULL))
	{
		TRACE0("COXSplashWnd::Show(): fail to create splash window.\r\n");
		if (m_bAutoDelete) 
			delete this;
		
		if(pTempParent==&m_invisParent)
			m_invisParent.DestroyWindow();

		return FALSE;
	}

	SetFocus();
	if(pptDisplayAt==NULL)
		UpdateWindow();
	else
		MoveWindow(pptDisplayAt->x,pptDisplayAt->y,bm.bmWidth,bm.bmHeight);

	return TRUE;
}

BOOL COXSplashWnd::Hide(int nTimeOut /* = 0 */)
	{
	if (nTimeOut <= 0)
		{
		// destroy splash
		if (m_hWnd != NULL && ::IsWindow(m_hWnd))
			OnTimer(OXSPLASHWND_TIMERID_HIDE);

		m_nTimeout = 0;
		return TRUE;
		}

	m_nTimeout = nTimeOut;
	return (BOOL)SetTimer(OXSPLASHWND_TIMERID_HIDE, m_nTimeout, NULL);
	}


BOOL COXSplashWnd::SetRegion (CRgn& rgn)
	{
	m_rgn.DeleteObject();
	m_rgn.CreateRectRgn(0,0,1,1);
	int nResult = m_rgn.CopyRgn(&rgn);

#ifdef _DEBUG
	if (nResult == NULLREGION)
		TRACE0("COXSplashWnd::SetRegion(): an empty region was set.\r\n");
#endif

	if (nResult == ERROR)
		{
		TRACE0("COXSplashWnd::SetRegion(): failed to set region.\r\n");
		m_rgn.DeleteObject();
		return FALSE;
		}

	return TRUE;
	}

// protected:
BOOL COXSplashWnd::BuildRegion(POINT ptStart)
	// --- In      : ptStart, the starting point to search for region boundary
	// --- Out     :
	// --- Returns : TRUE if successful; FALSE otherwise
	// --- Effect  : calculate the region to be visible in a bitmap
{
	CArray<CPoint, CPoint&> vertexs;
	CPoint ptMax(0,0);
	CPoint pt0(0,0);
	CPoint pt1(0,0);
	CPoint pt(0,0);
	CPoint ptPrev(0,0);
	CSize sizeInc(0,0);
	int i = 0;
	int iFirst = 0;
	int iLast = 0;
	int iPrev = 0;

	// move directions: index (xInc, yInc) alternate_index
	//        0 (-1,-1) 8    1 ( 0,-1) 9    2 ( 1,-1) 10
	//		  7 (-1, 0)	15		            3 ( 1, 0) 11
	//		  6 (-1, 1) 14   5 ( 0, 1) 13   4 ( 1, 1) 12
	const int xd[] = {-1,0,1,1,1,0,-1,-1,-1,0,1,1,1,0,-1,-1};
	const int yd[] = {-1,-1,-1,0,1,1,1,0,-1,-1,-1,0,1,1,1,0};
	const int nextdir[] = {6,0,0,2,2,4,4,6,6,0,0,2,2,4,4,6};

	BITMAP bm;
	m_dib.GetBitmapInfo(bm);
	ptMax = CPoint(bm.bmWidth - 1, bm.bmHeight - 1);

	// find a start point that's outside the region
	UNREFERENCED_PARAMETER(ptStart);
	pt0 = CPoint(0,0);
	if (!IsBorder(pt0)) 
		pt0 = CPoint(-1,-1);

	// search diagonally for first point that's within the region
	sizeInc.cx = (pt0.x > (ptMax.x / 2)) ? -1 : 1;
	sizeInc.cy = (pt0.y > (ptMax.y / 2)) ? -1 : 1;
	for (pt1 = pt0 + sizeInc; IsBorder(pt1, FALSE); pt1 += sizeInc)
		;
	pt0 = pt1 - sizeInc;
	
	// if not found after hitting the boundary, search by scan lines
	if (m_dib.GetPixel(pt1) == CLR_INVALID)
	{
		for (pt1.y = 0; pt1.y <= ptMax.y; pt1.y++)
		{
			for (pt1.x = 0; pt1.x <= ptMax.x && IsBorder(pt1); pt1.x++)
				;
			if (pt1.x <= ptMax.x) 
				break;
		}
		if (ptMax.y < pt1.y) 
			return FALSE;
		pt0 = pt1 - CSize(0, 1);
	}

	// now pt1 should be the starting point that's within the region
	// and pt0 should be a neigboring point that's outside the region
	ASSERT(IsBorder(pt0) && !IsBorder(pt1));

	// clockwise find border/region boundary
	for (i = 0; i <= 7; i++)
	{
		pt = pt1 + CSize(xd[i], yd[i]);
		if (!IsBorder(pt)) 
			break;
	}
	if (i == 8) 
		return FALSE;

	// important: assign second point as the start point to prevent
	//			  diagonal circumvent
	pt1 = pt;
	vertexs.Add(pt);
	
	// cycle until the most beginning point is found back again
	do 
	{
		iPrev = i;
		ptPrev = pt;
		iFirst = nextdir[i];
		iLast = iFirst + 6;
		for (i = iFirst; i <= iLast; i++)
		{
			pt = ptPrev + CSize(xd[i], yd[i]);
			if (!IsBorder(pt)) 
				break;
		}
		if (i == iPrev)
		{
			// moving forward on the same direction
			// replace the last point with this new one, so that region
			// definition could be simpler
			vertexs[vertexs.GetSize()-1] = pt;
		}
		else
		{
			// direction changed, has to add a new vertex
			vertexs.Add(pt);
		}
		if(vertexs.GetSize()%3000==0)
			TRACE(_T("Add point: %d,%d, number %d\n"),pt.x,pt.y,vertexs.GetSize());
	} while (pt != pt1);

	m_rgn.DeleteObject();
	if (!m_rgn.CreatePolygonRgn(vertexs.GetData(), PtrToInt(vertexs.GetSize()), ALTERNATE))
	{
		ASSERT((HRGN)m_rgn == NULL);
		return FALSE;
	}

	return TRUE;
}

BOOL COXSplashWnd::IsBorder(POINT pt, BOOL bConsiderInvalidAsBorder /* = TRUE */)
	// --- In      : pt, the point to examine
	// --- Out     :
	// --- Returns : TRUE if point is in border; FALSE if point is in visible region
	// --- Effect  : determine whether a point should be part of the border
	{
	COLORREF cr;
	
	cr = m_dib.GetPixel(pt);
	if (cr == CLR_INVALID) 
		return bConsiderInvalidAsBorder;

	if (m_nTolerance < abs(GetRValue(cr) - m_crBorderR)) 
		return FALSE;
	if (m_nTolerance < abs(GetGValue(cr) - m_crBorderG)) 
		return FALSE;
	if (m_nTolerance < abs(GetBValue(cr) - m_crBorderB)) 
		return FALSE;
	
	return TRUE;
	}

void COXSplashWnd::PostNcDestroy() 
	{
	if (m_bAutoDelete)
		delete this;
	else
		CWnd::PostNcDestroy();
	}

// v9.3 - update 03 - 64-bit - using OXTPARAM here - see UTB64Bit.h
void COXSplashWnd::OnTimer(OXTPARAM nIDEvent) 
	{
	if (nIDEvent == OXSPLASHWND_TIMERID_HIDE)
		{
		ShowWindow(SW_HIDE);
		KillTimer(nIDEvent);
		ReleaseCapture();
		// If we made our own invisible parent, let's destroy it and
		// it will take care of destroying us
		if (::IsWindow(m_invisParent.m_hWnd))
//			m_invisParent.DestroyWindow();
			::DestroyWindow(m_invisParent.GetSafeHwnd());
		else
			// We didn't provide our own parent, so we must destroy ourselves
//			DestroyWindow();
			::DestroyWindow(GetSafeHwnd());
		}
	}

int COXSplashWnd::OnCreate(LPCREATESTRUCT lpCreateStruct) 
	{
	if (CWnd::OnCreate(lpCreateStruct) == -1)
		return -1;

	if ((HRGN)m_rgn != NULL)
		{
		CRgn rgn;
		rgn.CreateRectRgn(0,0,1,1);
		switch(rgn.CopyRgn(&m_rgn))
			{
			case ERROR:
				TRACE0("COXSplashWnd::OnCreate(): fail to load the calculated region.\r\n");
				rgn.DeleteObject();
				break;
			case NULLREGION:
				TRACE0("COXSplashWnd::OnCreate(): empty region was encountered.\r\n");
				rgn.DeleteObject();
				break;
			default:
				::SetWindowRgn(m_hWnd, (HRGN)rgn.Detach(), TRUE);
			}
		}
	
	CenterWindow();
	if (m_nTimeout != SPLASH_NOTIMER)
		SetTimer(OXSPLASHWND_TIMERID_HIDE, m_nTimeout, NULL);

	SetCapture();
	::SetCursor(::LoadCursor(NULL, IDC_ARROW));
	
	return 0;
	}

void COXSplashWnd::OnPaint() 
{
	CPaintDC dc(this);
	m_dib.Draw(&dc);
}

BOOL COXSplashWnd::PreTranslateMessage(MSG* pMsg)
{
	if(m_bUserCancel)
	{
		if((pMsg->message>=WM_MOUSEFIRST && pMsg->message<=WM_MOUSELAST && 
			pMsg->message!=WM_MOUSEMOVE) || (pMsg->message>=WM_KEYFIRST && 
			pMsg->message<=WM_KEYLAST))
		{
			OnTimer(OXSPLASHWND_TIMERID_HIDE);
			return TRUE;
		}
	}

	return CWnd::PreTranslateMessage(pMsg);
}

// end of OXSplashWnd.cpp

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About the Author

The Ultimate Toolbox
Web Developer
Canada Canada
In January 2005, David Cunningham and Chris Maunder created TheUltimateToolbox.com, a new group dedicated to the continued development, support and growth of Dundas Software’s award winning line of MFC, C++ and ActiveX control products.
 
Ultimate Grid for MFC, Ultimate Toolbox for MFC, and Ultimate TCP/IP have been stalwarts of C++/MFC development for a decade. Thousands of developers have used these products to speed their time to market, improve the quality of their finished products, and enhance the reliability and flexibility of their software.
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