mytoolbar.cpp

这个是一个比较全的超市管理系统

	
	HGLOBAL hGlobal = LoadResource(hInst, hRsrc);
	if (hGlobal == NULL)
		return FALSE;
	
	CToolBarData* pData = (CToolBarData*)LockResource(hGlobal);
	if (pData == NULL)
		return FALSE;
	ASSERT(pData->wVersion == 1);
    m_pbtButtonStyle=new BYTE[pData->wItemCount];
	UINT* pItems = new UINT[pData->wItemCount];
	for (int i = 0; i < pData->wItemCount; i++)
		pItems[i] = pData->items()[i];
	BOOL bResult = SetButtons(pItems, pData->wItemCount);
	delete[] pItems;
	
    m_nButtonCount=pData->wItemCount;
	for(int j = 0; j <pData->wItemCount; j++)
	{
		if(TBBS_SEPARATOR==GetButtonStyle(j))
		{
			m_nButtonCount--;
			m_pbtButtonStyle[j]=1;
		}
		else
			m_pbtButtonStyle[j]=0;
	}
	m_nSeparatorCount=pData->wItemCount-m_nButtonCount;
	pData->wWidth=BitMap.bmWidth/m_nButtonCount;
	pData->wHeight=(UINT)BitMap.bmHeight;
		
	m_nButtonWidth=BitMap.bmWidth/m_nButtonCount;
	m_nButtonHeight=pData->wHeight;
		
	if (bResult)
	{
		// set new sizes of the buttons
		CSize sizeImage(pData->wWidth, pData->wHeight);
		CSize sizeButton(pData->wWidth + 7, pData->wHeight + 7);
		m_ButtonSize=sizeButton;
		SetSizes(sizeButton, sizeImage);
		
		// load bitmap now that sizes are known by the toolbar control
		bResult = LoadBitmap(lpszResourceName);
	}
	m_ButtonImageSize.cx=pData->wWidth;
	m_ButtonImageSize.cy=pData->wHeight;
	UnlockResource(hGlobal);
	FreeResource(hGlobal);
	return bResult;
}

BOOL CMyToolBar::LoadBitmap(LPCTSTR lpszResourceName)
{
	ASSERT_VALID(this);
	ASSERT(lpszResourceName != NULL);
	
	// determine location of the bitmap in resource fork
	HINSTANCE hInstImageWell = AfxFindResourceHandle(lpszResourceName, RT_BITMAP);
	HRSRC hRsrcImageWell = ::FindResource(hInstImageWell, lpszResourceName, RT_BITMAP);
	if (hRsrcImageWell == NULL)
		return FALSE;
	
	
	HGLOBAL hglb;
	if ((hglb = LoadResource(hInstImageWell, hRsrcImageWell)) == NULL)
		return FALSE;
	
	LPBITMAPINFOHEADER lpBitmap = (LPBITMAPINFOHEADER)LockResource(hglb);
	if (lpBitmap == NULL)
		return NULL;
	
	m_wToolBarBitCount=lpBitmap->biBitCount;
	
	::FreeResource(hglb);
    //if(m_wToolBarBitCount<8)//如果工具栏颜色小于等于256色则调用原函数
	//{
	//	return CToolBar::LoadBitmap(lpszResourceName);
	//}
	m_lpszResourceName=lpszResourceName;
    SetButtonEx(lpszResourceName);
	
	return TRUE;
}
BOOL CMyToolBar::SetButtonEx(UINT nIDResource)
{
	LPCTSTR lpszResourceName=MAKEINTRESOURCE(nIDResource);
	return SetButtonEx(lpszResourceName);
}
BOOL CMyToolBar::SetButtonEx(LPCTSTR lpszResourceName)
{
    CClientDC rdc(this);
	CDC dc1,dc2,dc3,dc4;
	
	CBitmap bmp1,bmp2,bmp3,bmp4,bmpd;
	COLORREF pixelcolor,maskcolor;
	BITMAP bitmap;
	BYTE gray=0;
	CRect rc4;

	rc4.top=rc4.left=0;
	if (m_dwStyle & CBRS_ORIENT_HORZ)
	{
		rc4.right=m_ButtonSize.cx*m_nButtonCount+6*m_nSeparatorCount;
		rc4.bottom=m_ButtonSize.cy;
	}
	else
	{
		rc4.right=m_ButtonSize.cx;
		rc4.bottom=m_ButtonSize.cy*m_nButtonCount+6*m_nSeparatorCount;
	}
	
	bmp1.LoadBitmap(lpszResourceName);
	bmp1.GetBitmap(&bitmap); 
	bmp2.CreateBitmap(bitmap.bmWidth,bitmap.bmHeight,1,bitmap.bmBitsPixel,NULL); 
	bmp3.CreateBitmap(bitmap.bmWidth,bitmap.bmHeight,1,bitmap.bmBitsPixel,NULL);  
	bmp4.CreateBitmap(rc4.right,rc4.bottom,1,bitmap.bmBitsPixel,NULL);  
	bmpd.CreateBitmap(bitmap.bmWidth,bitmap.bmHeight,1,bitmap.bmBitsPixel,NULL);  
	
	dc1.CreateCompatibleDC(&rdc);
	dc2.CreateCompatibleDC(&rdc);
	dc3.CreateCompatibleDC(&rdc);
	dc4.CreateCompatibleDC(&rdc);
	
	dc1.SelectObject(&bmp1);
	dc2.SelectObject(&bmp2); 
	dc3.SelectObject(&bmp3); 
	dc4.SelectObject(&bmp4); 
    CRect rect;
	GetWindowRect(&rect);
	ScreenToClient(&rect);
	if(m_bBKStyle==bs_RGB)
	{
		int r1,g1,b1;
		for(int i=0;i<=rc4.Height();i++)
		{	
			r1=GetRValue(m_clrBack);
			g1=GetGValue(m_clrBack);
			b1=GetBValue(m_clrBack);
			r1=(r1+3*abs(rc4.top+i-rect.Height()/2-rect.top))>255?255:(r1+3*abs(rc4.top+i-rect.Height()/2-rect.top));
			g1=(g1+3*abs(rc4.top+i-rect.Height()/2-rect.top))>255?255:(g1+3*abs(rc4.top+i-rect.Height()/2-rect.top));
			b1=(b1+3*abs(rc4.top+i-rect.Height()/2-rect.top))>255?255:(b1+3*abs(rc4.top+i-rect.Height()/2-rect.top));
			CPen pen(PS_SOLID, 1, RGB(r1, g1, b1));
			CPen *old = dc4.SelectObject(&pen);
			dc4.MoveTo(rc4.left,rc4.top+i);
			dc4.LineTo(rc4.right,rc4.top+i);
			dc4.SelectObject(old);
		}
	}
	else
		dc4.FillRect(&rc4,&m_bkbrush); 
	maskcolor=dc1.GetPixel(0,0);
	
    CRect rc2;
	rc2.left=rc2.top=0;
	rc2.right=bitmap.bmWidth;
	rc2.bottom=bitmap.bmHeight;
	
	
///////////////////////////////////////////////////////////////////
	//dc2.FillRect(&rc2,&m_bkbrush);
    int totalbuttons=m_nButtonCount+m_nSeparatorCount;
	int buttonindex=0;
	int btnindex=0;
	
	for(buttonindex=0,btnindex=0;buttonindex<totalbuttons;buttonindex++)
	{
	    if(0==m_pbtButtonStyle[buttonindex])
		{
			if (m_dwStyle & CBRS_ORIENT_HORZ)
				dc2.BitBlt(btnindex*m_nButtonWidth,0,m_nButtonWidth,m_nButtonHeight,&dc4,btnindex*m_ButtonSize.cx+6*(buttonindex-btnindex)+3,3,SRCCOPY);
			else if(m_dwStyle & CBRS_ORIENT_VERT)
				dc2.BitBlt(btnindex*m_nButtonWidth,0,m_nButtonWidth,m_nButtonHeight,&dc4,3,btnindex*m_ButtonSize.cy+6*(buttonindex-btnindex)+3,SRCCOPY);
				//dc2.BitBlt(0,btnindex*m_nButtonHeight,m_nButtonWidth,m_nButtonHeight,&dc4,3,3,SRCCOPY);

			btnindex++;
		}
	}
	
	TransparentBltEx(dc2.m_hDC,0,0,bitmap.bmWidth,bitmap.bmHeight,
		dc1.m_hDC,0,0,bitmap.bmWidth,bitmap.bmHeight,maskcolor); 	
	LPBYTE lpbts;
	WORD ncount=0;
	ncount=(WORD)(bitmap.bmHeight*bitmap.bmWidthBytes);  
	lpbts=new BYTE[ncount];
	bmp2.GetBitmapBits(ncount,lpbts); 
	bmpd.SetBitmapBits(ncount,lpbts);
	
	m_imglstNormal.DeleteImageList(); 
	m_imglstNormal.Create(m_nButtonWidth, m_nButtonHeight, bitmap.bmBitsPixel|ILC_MASK, 1, 1);
	m_imglstNormal.Add(&bmpd, maskcolor);
	GetToolBarCtrl().SetImageList(&m_imglstNormal);
	/////////////////////////////////////////////////////////////////////
	//dc3.FillRect(&rc2,&m_bkbrush);
	dc3.BitBlt(0,0,bitmap.bmWidth,bitmap.bmHeight,&dc1,0,0,SRCCOPY); 
	
	for(int l1=0;l1<bitmap.bmWidth;l1++)
	{
		for(int c1=0;c1<bitmap.bmHeight;c1++) 
		{
			pixelcolor=dc3.GetPixel(l1,c1);
			//gray=(BYTE)(GetRValue(pixelcolor)*0.2+GetGValue(pixelcolor)*0.4+GetBValue(pixelcolor)*0.2);
			if(pixelcolor!=maskcolor)
				dc3.SetPixel(l1,c1,RGB(250,250,250)); 
		}
	}	
	for(buttonindex=0,btnindex=0;buttonindex<totalbuttons;buttonindex++)
	{
	    if(0==m_pbtButtonStyle[buttonindex])
		{
			if (m_dwStyle & CBRS_ORIENT_HORZ)
				dc2.BitBlt(btnindex*m_nButtonWidth,0,m_nButtonWidth,m_nButtonHeight,&dc4,btnindex*m_ButtonSize.cx+6*(buttonindex-btnindex)+3,3,SRCCOPY);
			else if(m_dwStyle & CBRS_ORIENT_VERT)
				dc2.BitBlt(btnindex*m_nButtonWidth,0,m_nButtonWidth,m_nButtonHeight,&dc4,3,btnindex*m_ButtonSize.cy+6*(buttonindex-btnindex)+3,SRCCOPY);
				//dc2.BitBlt(0,btnindex*m_nButtonHeight,m_nButtonWidth,m_nButtonHeight,&dc4,3,3,SRCCOPY);

			btnindex++;
		}
	}
	TransparentBltEx(dc2.m_hDC,1,1,bitmap.bmWidth,bitmap.bmHeight,
		dc3.m_hDC,0,0,bitmap.bmWidth,bitmap.bmHeight,maskcolor); 
	
	dc3.BitBlt(0,0,bitmap.bmWidth,bitmap.bmHeight,&dc1,0,0,SRCCOPY); 
	
	for(int l=0;l<bitmap.bmWidth;l++)
	{
		for(int c=0;c<bitmap.bmHeight;c++) 
		{
			pixelcolor=dc3.GetPixel(l,c);
			gray=(BYTE)(GetRValue(pixelcolor)*0.2+GetGValue(pixelcolor)*0.4+GetBValue(pixelcolor)*0.2);
			if(pixelcolor!=maskcolor)
				dc3.SetPixel(l,c,RGB(gray,gray,gray)); 
		}
	}	
	TransparentBltEx(dc2.m_hDC,0,0,bitmap.bmWidth,bitmap.bmHeight,
		dc3.m_hDC,0,0,bitmap.bmWidth,bitmap.bmHeight,maskcolor); 
	
	bmp2.GetBitmapBits(ncount,lpbts); 
	bmpd.SetBitmapBits(ncount,lpbts);
	
	m_imglstDisabled.DeleteImageList(); 
	m_imglstDisabled.Create(m_nButtonWidth, m_nButtonHeight, bitmap.bmBitsPixel|ILC_MASK, 1, 1);
	m_imglstDisabled.Add(&bmpd, maskcolor);
	GetToolBarCtrl().SetDisabledImageList(&m_imglstDisabled);
	
	
	/////////////////////////////////////////////////////////////////////
	dc3.BitBlt(0,0,bitmap.bmWidth,bitmap.bmHeight,&dc1,0,0,SRCCOPY); 
	for(int l3=0;l3<bitmap.bmWidth;l3++)
	{
		for(int c3=0;c3<bitmap.bmHeight;c3++) 
		{
			pixelcolor=dc3.GetPixel(l3,c3);
			if(pixelcolor!=maskcolor)
				dc3.SetPixel(l3,c3,\
				RGB(\
				GetRValue(pixelcolor)>240?255:GetRValue(pixelcolor)+15,\
				GetGValue(pixelcolor)>200?255:GetGValue(pixelcolor)+55,\
				GetBValue(pixelcolor)>240?255:GetBValue(pixelcolor)+15
				)); 
		}	
	}	
				
	for(buttonindex=0,btnindex=0;buttonindex<totalbuttons;buttonindex++)
	{
	    if(0==m_pbtButtonStyle[buttonindex])
		{
			if (m_dwStyle & CBRS_ORIENT_HORZ)
				dc2.BitBlt(btnindex*m_nButtonWidth,0,m_nButtonWidth,m_nButtonHeight,&dc4,btnindex*m_ButtonSize.cx+6*(buttonindex-btnindex)+3,3,SRCCOPY);
			else if(m_dwStyle & CBRS_ORIENT_VERT)
				dc2.BitBlt(btnindex*m_nButtonWidth,0,m_nButtonWidth,m_nButtonHeight,&dc4,3,btnindex*m_ButtonSize.cy+6*(buttonindex-btnindex)+3,SRCCOPY);
				//dc2.BitBlt(0,btnindex*m_nButtonHeight,m_nButtonWidth,m_nButtonHeight,&dc4,3,3,SRCCOPY);

			btnindex++;
		}
	}
	TransparentBltEx(dc2.m_hDC,0,0,bitmap.bmWidth,bitmap.bmHeight,\
	dc3.m_hDC,0,0,bitmap.bmWidth,bitmap.bmHeight,maskcolor); 
				
				
	bmp2.GetBitmapBits(ncount,lpbts); 
	bmpd.SetBitmapBits(ncount,lpbts);
				
	m_imglstHot.DeleteImageList(); 
	m_imglstHot.Create(m_nButtonWidth, m_nButtonHeight, bitmap.bmBitsPixel|ILC_MASK, 1, 1);
	m_imglstHot.Add(&bmpd, maskcolor);
	GetToolBarCtrl().SetHotImageList(&m_imglstHot);
	CRect rt;
	GetToolBarCtrl().GetClientRect(&rt); 
	TBBUTTONINFO btinfo;
	int wx=0;
	for(UINT k=0;k<m_nButtonCount;k++)
	{
		GetToolBarCtrl().GetButtonInfo(k,&btinfo);
		wx+=btinfo.cx;
	}
	delete[] lpbts;
	return TRUE;
}

void CMyToolBar::MouseHover(POINT pt)
{
	if (m_dwStyle & CBRS_FLOATING) {
		// no grippers
	} else if (m_dwStyle & CBRS_ORIENT_HORZ) {
		// gripper at left
		CRect rc;
		GetWindowRect(&rc);
		rc.right=rc.left+8;
		if(rc.PtInRect(pt))
			::SetCursor(::LoadCursor(NULL,IDC_SIZEALL)); 
	} else {
		// gripper at top
		CRect rc;
		GetWindowRect(&rc);
		rc.bottom=rc.top+8;
		if(rc.PtInRect(pt))
			::SetCursor(::LoadCursor(NULL,IDC_SIZEALL)); 
	}

}
BOOL CMyToolBar::PreTranslateMessage(MSG* pMsg)
{
	switch(pMsg->message)
	{
	case WM_MOUSEMOVE:
		MouseHover(pMsg->pt);	
        break;
	}
	return CToolBar::PreTranslateMessage(pMsg); 
}

void CMyToolBar::OnBarStyleChange(DWORD dwOldStyle, DWORD dwNewStyle)
{
	CToolBar::OnBarStyleChange(dwOldStyle,dwNewStyle);
	if(( (dwOldStyle & CBRS_ORIENT_HORZ)&& (dwOldStyle & CBRS_ORIENT_VERT))||\
		( (dwOldStyle & CBRS_ORIENT_VERT)&& (dwOldStyle & CBRS_ORIENT_HORZ)))
	{
		LoadBitmap(m_lpszResourceName);
		Invalidate();
	}
}
void CMyToolBar::SetShowText(BOOL blnShow)
{		
	CSize szButton;
	int i;
	if(blnShow)
	{
		for(i = 0; i <GetCount(); i++)		//为每个按钮增加文本
		{	
			CString strButton;
			UINT id =GetItemID(i);
			if(!strButton.LoadString(id)) continue;
			int j = strButton.Find(_T('\n'));
			if(j < 0) continue;
			strButton = strButton.Right(strButton.GetLength() - j - 1);
			SetButtonText(i,strButton); 
		}
		szButton.cx=m_ButtonSize.cx+15;
		szButton.cy=m_ButtonSize.cy+15;
	}
	else
	{
		szButton.cx=m_ButtonSize.cx;
		szButton.cy=m_ButtonSize.cy;
	}
	SetSizes(szButton,m_ButtonImageSize);
}
void CMyToolBar::SetSizes(SIZE sizeButton)
{
	SetSizes(sizeButton,m_ButtonImageSize);
}
void CMyToolBar::SetSizes(SIZE sizeButton, SIZE sizeImage )
{
	CToolBar::SetSizes(sizeButton,sizeImage);	
}