// ToolBarEx.cpp : implementation file
//程序中借用了不少人的代碼,沒(méi)有他們,就沒(méi)有本工具欄
//修改:無(wú)心2006.2.28
#include "stdafx.h"
#include "ToolBarEx.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
struct CToolBarData
{
	WORD wVersion;
	WORD wWidth;
	WORD wHeight;
	WORD wItemCount;	
	
	WORD* items()
	{ 
		return (WORD*)(this+1); 
	}
};

void TransparentBltEx( HDC hdcDest,    
					  int nXOriginDest,  
					  int nYOriginDest,  
					  int nWidthDest,    
					  int nHeightDest,   
					  HDC hdcSrc,        
					  int nXOriginSrc,   
					  int nYOriginSrc,   
					  int nWidthSrc,     
					  int nHeightSrc,    
					  UINT crTransparent 
					  )
{
	HBITMAP hOldImageBMP, hImageBMP = CreateCompatibleBitmap(hdcDest, nWidthDest, nHeightDest);	// 創(chuàng)建兼容位圖
	HBITMAP hOldMaskBMP, hMaskBMP = CreateBitmap(nWidthDest, nHeightDest, 1, 1, NULL);			// 創(chuàng)建單色掩碼位圖
	HDC		hImageDC = CreateCompatibleDC(hdcDest);
	HDC		hMaskDC = CreateCompatibleDC(hdcDest);
	hOldImageBMP = (HBITMAP)SelectObject(hImageDC, hImageBMP);
	hOldMaskBMP = (HBITMAP)SelectObject(hMaskDC, hMaskBMP);
	
	if (nWidthDest == nWidthSrc && nHeightDest == nHeightSrc)
		BitBlt(hImageDC, 0, 0, nWidthDest, nHeightDest, hdcSrc, nXOriginSrc, nYOriginSrc, SRCCOPY);
	else
		StretchBlt(hImageDC, 0, 0, nWidthDest, nHeightDest, 
		hdcSrc, nXOriginSrc, nYOriginSrc, nWidthSrc, nHeightSrc, SRCCOPY);
	
	SetBkColor(hImageDC, crTransparent);
	
	BitBlt(hMaskDC, 0, 0, nWidthDest, nHeightDest, hImageDC, 0, 0, SRCCOPY);
	
	SetBkColor(hImageDC, RGB(0,0,0));
	SetTextColor(hImageDC, RGB(255,255,255));
	BitBlt(hImageDC, 0, 0, nWidthDest, nHeightDest, hMaskDC, 0, 0, SRCAND);
	
	SetBkColor(hdcDest,RGB(255,255,255));
	SetTextColor(hdcDest,RGB(0,0,0));
	BitBlt(hdcDest, nXOriginDest, nYOriginDest, nWidthDest, nHeightDest, hMaskDC, 0, 0, SRCAND);
	
	// or
	BitBlt(hdcDest, nXOriginDest, nYOriginDest, nWidthDest, nHeightDest, hImageDC, 0, 0, SRCPAINT);
	
	
	SelectObject(hImageDC, hOldImageBMP);
	DeleteDC(hImageDC);
	SelectObject(hMaskDC, hOldMaskBMP);
	DeleteDC(hMaskDC);
	DeleteObject(hImageBMP);
	DeleteObject(hMaskBMP);
}
/////////////////////////////////////////////////////////////////////////////
// CToolBarEx
IMPLEMENT_DYNAMIC(CToolBarEx,CToolBar)

BEGIN_MESSAGE_MAP(CToolBarEx, CToolBar)
//{{AFX_MSG_MAP(CToolBarEx)
ON_WM_ERASEBKGND()
ON_WM_WINDOWPOSCHANGING()
ON_WM_PAINT()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()






CToolBarEx::CToolBarEx()
{
	m_bkbrush.CreateSolidBrush(GetSysColor(COLOR_BTNFACE));
	
	m_bBKStyle=bs_ORG;
}

CToolBarEx::~CToolBarEx()
{
	try{
		delete[] m_pbtButtonStyle;
	}
	catch(...)
	{}
}
/////////////////////////////////////////////////////////////////////////////
// CToolBarEx message handlers

void CToolBarEx::EraseNonClient()
{
	// get window DC that is clipped to the non-client area
	CWindowDC dc(this);
	CRect rectClient;
	GetClientRect(rectClient);
	CRect rectWindow;
	GetWindowRect(rectWindow);
	ScreenToClient(rectWindow);
	rectClient.OffsetRect(-rectWindow.left, -rectWindow.top);
	dc.ExcludeClipRect(rectClient);
	
	// draw borders in non-client area
	rectWindow.OffsetRect(-rectWindow.left, -rectWindow.top);
	DrawBorders(&dc, rectWindow);
	
	// erase parts not drawn
	dc.IntersectClipRect(rectWindow);
	SendMessage(WM_ERASEBKGND, (WPARAM)dc.m_hDC);
	
	DrawGripper(&dc, rectWindow); //
}

BOOL CToolBarEx::OnEraseBkgnd(CDC *pDC)
{
    
	switch(m_bBKStyle)
	{
	case bs_RGB:
	case bs_BITMAP:case bs_ORG:
		RECT rect;
		GetWindowRect(&rect);
		ScreenToClient(&rect);
		pDC->FillRect(&rect,&m_bkbrush);
		break;
		
	default:
		CToolBar::OnEraseBkgnd(pDC);
		break;
	}
	return TRUE;
}

void CToolBarEx::OnWindowPosChanging(WINDOWPOS FAR* lpwndpos) 
{
	CToolBar::OnWindowPosChanging(lpwndpos);
	
	// TODO: Add your message handler code here
	RepaintBackground();
}
void CToolBarEx::RepaintBackground()
{
	// get parent window (there should be one)
	CWnd* pParent = GetParent();
	if (pParent) {
		// get rect for this toolbar
		CRect rw; GetWindowRect(&rw);
		
		// convert rect to parent coords
		CRect rc = rw; pParent->ScreenToClient(&rc);
		// invalidate this part of parent
		pParent->InvalidateRect(&rc);
		// now do all the other toolbars (etc) that belong to the parent
		for (
				CWnd* pSibling = pParent->GetWindow(GW_CHILD);
				pSibling;
				pSibling = pSibling->GetNextWindow(GW_HWNDNEXT)
			) 
		{
			// but do not draw ourselves
			if (pSibling == this) continue;
			// convert rect to siblings coords
			CRect rc = rw; pSibling->ScreenToClient(&rc);
			// invalidate this part of sibling
			pSibling->InvalidateRect(&rc);
		}
	}
}


void CToolBarEx::OnPaint() 
{
	//CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	// standard tolbar
    CToolBar::OnPaint();
	
    // erase the background
    EraseNonClient();
	
    // plus separators
    DrawSeparators();
	// Do not call CToolBar::OnPaint() for painting messages
}
// Draw the separators in the client area
void CToolBarEx::DrawSeparators()
{
	// get a dc for the client area
	CClientDC dc(this);
	// draw the separators on it
	DrawSeparators(&dc);
}
// Draw the separators
void CToolBarEx::DrawSeparators(CClientDC* pDC)
{
	// horizontal vs vertical
	bool ishorz = (m_dwStyle & CBRS_ORIENT_HORZ) != 0;
	// get number of buttons
	int nIndexMax = (int)DefWindowProc(TB_BUTTONCOUNT, 0, 0);
	int nIndex;
	
	// try each button
	for (nIndex = 0; nIndex < nIndexMax; nIndex++)
	{
		UINT dwStyle=GetButtonStyle(nIndex);
		UINT wStyle=LOWORD(dwStyle);
		
		// if it is a separator
		if (wStyle == TBBS_SEPARATOR)
		{
			// get it's rectangle and width
			CRect rect;
			GetItemRect(nIndex,rect);
			
			// if small enough to be a true separator
			int w=rect.Width();
			if (w <= 8)
			{
				if (ishorz)
				{
					// draw the separator bar in the middle
					CRect rectbar=rect;
					int x=(rectbar.left+rectbar.right)/2;
					rectbar.left=x-1;
					rectbar.right=x+1;
					pDC->Draw3dRect(rectbar,::GetSysColor(COLOR_3DSHADOW),::GetSysColor(COLOR_3DHILIGHT));
				}
				else
				{
					// draw the separator bar in the middle
					CRect rectbar = rect;
					rectbar.left = rectbar.left - m_sizeButton.cx;
					rectbar.right = rectbar.left + m_sizeButton.cx;
					rectbar.top = rectbar.bottom+1;
					rectbar.bottom = rectbar.top+3;
					int y = (rectbar.top+rectbar.bottom)/2;
					rectbar.top = y-1;
					rectbar.bottom = y+1;
					pDC->Draw3dRect(rectbar,::GetSysColor(COLOR_3DSHADOW),::GetSysColor(COLOR_3DHILIGHT));
					
				}
			}
		}
	}
}

// Draw the gripper at left or top
void CToolBarEx::DrawGripper(CWindowDC *pDC, CRect& rectWindow)
{
	// get the gripper rect (1 pixel smaller than toolbar)
	CRect gripper = rectWindow;
	CRect rc;
	CBrush brush1,brush2;
	brush1.CreateSolidBrush(RGB(192,192,192));
	brush2.CreateSolidBrush(RGB(255,255,255));
	
	gripper.DeflateRect(1,1);
	if (m_dwStyle & CBRS_FLOATING) {
		// no grippers
	} else if (m_dwStyle & CBRS_ORIENT_HORZ) {
		// gripper at left
		rc.top=gripper.top+3;
		rc.left=gripper.left+1;
		rc.right=rc.left+2;
		rc.bottom=rc.top+2;
		for(int i=0;i<(gripper.Height()-4)/5;i++)
		{
			//pDC->Draw3dRect(rc,RGB(128,128,128),RGB(255,255,255));//::GetSysColor(COLOR_3DHIGHLIGHT),::GetSysColor(COLOR_3DSHADOW));
			rc.OffsetRect(+1,+1);
			pDC->FillRect(&rc,&brush2) ;
			rc.OffsetRect(-1,-1);
			pDC->FillRect(&rc,&brush1) ;
			rc.OffsetRect(0,+5); 
		}
	} else {
		// gripper at top
		rc.top=gripper.top+1;
		rc.left=gripper.left+3;
		rc.right=rc.left+2;
		rc.bottom=rc.top+2;
		for(int i=0;i<(gripper.Width()-4)/5;i++)
		{
			//pDC->Draw3dRect(rc,RGB(128,128,128),RGB(255,255,255));//::GetSysColor(COLOR_3DHIGHLIGHT),::GetSysColor(COLOR_3DSHADOW));
			rc.OffsetRect(+1,+1);
			pDC->FillRect(&rc,&brush2) ;
			rc.OffsetRect(-1,-1);
			pDC->FillRect(&rc,&brush1) ;
			rc.OffsetRect(+5,0); 
		} 
	}
}


void CToolBarEx::SetBKColor(COLORREF color)
{
	m_bkbrush.DeleteObject(); 
	m_bkbrush.CreateSolidBrush(color);
	m_bBKStyle=bs_RGB;
	SetButtonEx(m_lpszResourceName);
	Invalidate();
}

void CToolBarEx::SetBKImage(UINT nIDResource)
{
	CBitmap tmp;
	tmp.LoadBitmap(nIDResource);
	m_bkbrush.DeleteObject();
	m_bkbrush.CreatePatternBrush(&tmp); 
	m_bBKStyle=bs_BITMAP;
	SetButtonEx(m_lpszResourceName);
	Invalidate();
}
void CToolBarEx::SetBKImage(LPCTSTR lpszResourceName)
{
	CBitmap tmp;
	tmp.LoadBitmap(lpszResourceName);
	m_bkbrush.DeleteObject();
	m_bkbrush.CreatePatternBrush(&tmp); 
	m_bBKStyle=bs_BITMAP;
	SetButtonEx(m_lpszResourceName);
	Invalidate();
}
BOOL CToolBarEx::LoadToolBar(UINT nIDResource)
{