toolbarex.cpp

一个简单的sniffer,下载后请用winrar

				if( ! bBtnEnabled )
					// gray out that button
					DrawDisabledButton(dc, rc);
				
				cdrw.NotifyItemPostPaint(i);
			}
		}
		
		dc.SelectObject(pOldFont);
		
		if( ! m_bDeleteImgList )
			imglist.Detach();
		
		// last but not least: inform the parent for end of painting
		cdrw.NotifyPostPaint();
	} else
		// classic mode (or couldn't receive imagelist)
		CToolBar::OnPaint();
}


void CToolBarEx :: DrawDisabledButton( CDC & dc, const CRect & rc ) const 
{
	// create a monochrome memory DC
	CDC ddc;
	ddc.CreateCompatibleDC(0);
	CBitmap bmp;
	bmp.CreateCompatibleBitmap(&ddc, rc.Width(), rc.Height());
	CBitmap * pOldBmp = ddc.SelectObject(&bmp);
	
	// build a mask
	ddc.PatBlt(0, 0, rc.Width(), rc.Height(), WHITENESS);
	dc.SetBkColor(m_clrBtnFace);
	ddc.BitBlt(0, 0, rc.Width(), rc.Height(), &dc, rc.left, rc.top, SRCCOPY);
	dc.SetBkColor(m_clrBtnHilight);
	ddc.BitBlt(0, 0, rc.Width(), rc.Height(), &dc, rc.left, rc.top, SRCPAINT);

	// Copy the image from the toolbar into the memory DC
	// and draw it (grayed) back into the toolbar.
	dc.FillSolidRect(rc.left, rc.top, rc.Width(), rc.Height(), m_clrBtnFace);
	dc.SetBkColor(RGB(0, 0, 0));
	dc.SetTextColor(RGB(255, 255, 255));
	CBrush brShadow, brHilight;
	brHilight.CreateSolidBrush(m_clrBtnHilight);
	brShadow.CreateSolidBrush(m_clrBtnShadow);
	CBrush * pOldBrush = dc.SelectObject(&brHilight);
	dc.BitBlt(rc.left+1, rc.top+1, rc.Width(), rc.Height(), &ddc, 0, 0, 0x00E20746L);
	dc.SelectObject(&brShadow);
	dc.BitBlt(rc.left, rc.top, rc.Width(), rc.Height(), &ddc, 0, 0, 0x00E20746L);
	
	// reset DCs
	dc.SelectObject(pOldBrush);
	ddc.SelectObject(pOldBmp);
	ddc.DeleteDC();

	bmp.DeleteObject();
}


void CToolBarEx :: DrawSeparator( CDC & dc, CRect & rc ) const 
{
    BOOL bHorz = ((m_dwStyle & CBRS_ORIENT_HORZ) != 0) ? TRUE : FALSE;
	// make sure, this separator is not a placeholder for
	// another control.
	if( rc.Width() <= 8 ) 
	{
		if( bHorz ) 
		{
			// draw the separator bar in the middle
			int x = (rc.left + rc.right) / 2;
			rc.left = x-1; rc.right = x+1;
			dc.Draw3dRect(
				rc,
				m_clrBtnShadow,
				m_clrBtnHilight
				);
		} 
		else 
		{
			// draw the separator bar in the middle
			rc.left = rc.left - m_sizeButton.cx;
			rc.right = rc.left + m_sizeButton.cx;
			rc.top = rc.bottom+1;
			rc.bottom = rc.top+3;
			int y = (rc.top+rc.bottom)/2;
			rc.top = y-1; rc.bottom = y+1;
			dc.Draw3dRect(
				rc,
				m_clrBtnShadow,
				m_clrBtnHilight
				);
		}
	}
}


void CToolBarEx :: DrawGripper( CDC & dc ) const 
{ 
    if( m_dwStyle & CBRS_FLOATING )
		return;		// no gripper if floating
	
	CRect gripper;
	GetWindowRect(gripper);
	ScreenToClient(gripper);
	gripper.OffsetRect(-gripper.left, -gripper.top);
	
	if( m_dwStyle & CBRS_ORIENT_HORZ ) 
	{
		// gripper at left
		gripper.DeflateRect(4, 4);
		gripper.right = gripper.left+3;
        dc.Draw3dRect(
			gripper,
			m_clrBtnHilight,
            m_clrBtnShadow
			);
		gripper.OffsetRect(3, 0);
        dc.Draw3dRect(
			gripper,
			m_clrBtnHilight,
            m_clrBtnShadow
			);
	} 
	else 
	{
		// gripper at top
		gripper.DeflateRect(4, 4);
		gripper.bottom = gripper.top+3;
		dc.Draw3dRect(
			gripper,
			m_clrBtnHilight,
            m_clrBtnShadow
			);
		gripper.OffsetRect(0, 3);
        dc.Draw3dRect(
			gripper,
			m_clrBtnHilight,
            m_clrBtnShadow
			);
	}
}

void CToolBarEx :: OnUpdateCmdUI( CFrameWnd* pTarget, BOOL bDisableIfNoHndler ) 
{
	if( m_bFlatLook ) 
	{
		// save current styles
		register const int nBtn = GetToolBarCtrl().GetButtonCount();
		register int nIdx;
		for( nIdx = 0; nIdx < nBtn; ++nIdx )
			m_Styles.SetAtGrow(nIdx, GetButtonStyle(nIdx));
		
		// do base class processing
		CToolBar::OnUpdateCmdUI(pTarget,bDisableIfNoHndler);
		
		//check wether styles have been changed
		for( nIdx = 0; nIdx < nBtn; ++nIdx ) 
		{
			if( m_Styles[nIdx] != GetButtonStyle(nIdx) ) 
			{
				// invalidate that button
				CRect rc;
				GetItemRect(nIdx, rc);
				InvalidateRect(rc);
			}
		}
	} 
	else
		// simply delegate
		CToolBar::OnUpdateCmdUI(pTarget,bDisableIfNoHndler);
}

void CToolBarEx::OnSysColorChange() 
{
	CToolBar::OnSysColorChange();

	m_clrBtnFace    = ::GetSysColor(COLOR_BTNFACE);
	m_clrBtnHilight = ::GetSysColor(COLOR_BTNHILIGHT);
	m_clrBtnShadow  = ::GetSysColor(COLOR_BTNSHADOW);
	m_clrBtnLight   = ::GetSysColor(COLOR_3DLIGHT);

	if( m_clrBtnFace == m_clrBtnLight )
		m_clrBtnLight = m_clrBtnHilight;
}


void CToolBarEx::OnNcCalcSize(BOOL bCalcValidRects, NCCALCSIZE_PARAMS FAR* lpncsp) 
{
	CToolBar::OnNcCalcSize(bCalcValidRects, lpncsp);
	// adjust non-client area for gripper at left or top
	if( m_dwStyle & CBRS_ORIENT_HORZ ) 
	{
		lpncsp->rgrc[0].left += 4;
		lpncsp->rgrc[0].right += 4;
	} 
	else 
	{
		lpncsp->rgrc[0].top += 6;
		lpncsp->rgrc[0].bottom += 6;
	}
}


void CToolBarEx::OnMouseMove(UINT nFlags, CPoint point) 
{
	if( m_bFlatLook ) 
	{
		register const int nBtn = GetToolBarCtrl().GetButtonCount();
		const int nLastBtn = m_nLastBtn;
		m_nLastBtn = -1;
		
		for( register int i = 0 ; i < nBtn ; ++i ) 
		{
			CRect rc;
			GetItemRect(i, rc);
			
			const BOOL bBtnEnabled = GetToolBarCtrl().IsButtonEnabled(int(GetItemID(i)));
			const BOOL bSep = GetButtonStyle(i) & TBBS_SEPARATOR;
			
			if( bSep || ! bBtnEnabled )
				continue;
			
			const BOOL bHasCursor = rc.PtInRect(point);
			
			if( bHasCursor && bBtnEnabled ) 
			{
				if( nLastBtn != i ) 
				{
					// force a repaint of the button with the cursor on it
					InvalidateRect(rc, FALSE);
				}
				m_nLastBtn = i;
			} 
			else 
			{
				if( !bHasCursor && i == nLastBtn ) 
				{
					// force a repaint of the last formed button
					InvalidateRect(rc, FALSE);
				}
			}
		}
		// One problem occures with WM_MOUSEMOVE: we cannot detect
		// that the mouse leaves the window. If the mouse moves quick
		// enough, then the last formed button stays visible. To
		// resolve this problem, we set a timer and check, wether
		// the mouse is outside the window ...
		KillTimer(m_uTimerEvent);
		m_uTimerEvent = SetTimer(1, 250, 0);
	}
	CToolBar::OnMouseMove(nFlags, point);
}


void CToolBarEx::OnNcPaint() 
{
	if( m_bFlatLook ) 
	{
		CToolBar::EraseNonClient();
		CWindowDC dc(this);
		DrawGripper(dc);
	} 
	else
		CToolBar::OnNcPaint();
}

void CToolBarEx::OnTimer(UINT nIDEvent) 
{
	if( nIDEvent == m_uTimerEvent && m_nLastBtn >= 0 ) 
	{
		POINT pt;
		::GetCursorPos(&pt);
		CRect rc;
		GetWindowRect(rc);
		if( ! rc.PtInRect(pt) ) 
		{
			GetItemRect(m_nLastBtn, rc);
			InvalidateRect(rc, FALSE);
			m_nLastBtn = -1;
			KillTimer(nIDEvent);
		}
	} 
	else
		CToolBar::OnTimer(nIDEvent);
}

int CToolBarEx::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CToolBar::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	// Save the parent at creation time. It may change, if
	// the toolbar is floating; but we want to know of the
	// "real" parent (for notification messages)!
	m_hwndParent = lpCreateStruct->hwndParent;
	
	return 0;
}

#define PADWIDTH(x)	(((x)*8+31)&~31)/8


HIMAGELIST CToolBarEx :: GetImageList() 
{
	m_bDeleteImgList = FALSE;

	HIMAGELIST hImg = 0;

#ifdef TB_GETIMAGELIST
	// Some older versions of VC++ do not know of
	// the TB_GETIMAGELIST macro (defined in commctrl.h).

	hImg = HIMAGELIST(SendMessage(TB_GETIMAGELIST));

	#ifdef _DEBUG
		if( hImg == 0 ) 
		{
			TRACE0("CToolBarEx::OnPaint(): could not get image list\n");
		}
	#endif
#endif // TB_GETIMAGELIST

	if( ! hImg ) 
	{
		// comctl32.dll version prior to 4.70 doesn't know
		// anything of the TB_GETIMAGELIST message
		if( m_hbmImageWell != 0 ) 
		{
			// Yup - we have a valid image.
			// But beware: Do not use this bitmap directly.
			// We make the copy by ourself. CopyImage() (for
			// instace) produces inacceptable copies under
			// some circumstances ...
			CImageList imglist;
			CBitmap bmp;
			
			// retrieve the size of the bitmap
			BITMAP bmHdr;
			::GetObject(m_hbmImageWell, sizeof(BITMAP), &bmHdr);
			
			DWORD dwWidth, dwHeight = bmHdr.bmHeight;
			
			if (bmHdr.bmBitsPixel > 8)
				dwWidth = PADWIDTH(bmHdr.bmWidth * 3);
			else
				dwWidth = PADWIDTH(bmHdr.bmWidth);
			
			// copy the bitmap
			CClientDC cdc(this);
			CDC dc1, dc2;
			dc1.CreateCompatibleDC(&cdc);
			dc2.CreateCompatibleDC(&cdc);
			bmp.CreateCompatibleBitmap(&cdc, dwWidth, dwHeight);
			CBitmap * pOBmp = dc1.SelectObject(&bmp);
			HGDIOBJ hOObj = ::SelectObject(dc2.GetSafeHdc(), m_hbmImageWell);
			dc1.BitBlt(0,0,dwWidth,dwHeight,&dc2,0,0,SRCCOPY);
			::SelectObject(dc2.GetSafeHdc(), hOObj);
			dc1.SelectObject(pOBmp);
			dc1.DeleteDC();
			dc2.DeleteDC();

			imglist.Create(m_sizeImage.cx, m_sizeImage.cy,TRUE,dwWidth/m_sizeImage.cx,1);
			imglist.SetBkColor(m_clrBtnFace);
			imglist.Add(&bmp,m_clrBtnFace);
			hImg = imglist.Detach();
			bmp.DeleteObject();
			m_bDeleteImgList = TRUE;
		}
	}

	return hImg;
}

/////////////////////////////////////////////////////////////////////////////
// Copyright (C) 1998 by Kirk Stowell
// All rights reserved
//
// BOOL CreateCombo( DWORD dwStyle, CComboBox *pComboBox, UINT nID, int nWidth, int nHeight )
// 
// Return Value - Nonzero if successful; otherwise 0.
//
// Parameters
//
// dwStyle		Specifies the combo box control's style. Apply any combination
//				of combo box styles to the combo box.
//
// pComboBox	Specifies the combo box object name.
//
// nID			Specifies the combo box control's ID.
//
// nWidth       Specifies width in pixels of the combo box.
//
// nHeigth      Specifies height in pixels of the combo box.
// 
/////////////////////////////////////////////////////////////////////////////

BOOL CToolBarEx::CreateCombo( DWORD dwStyle, CComboBox *pComboBox, UINT nID,
							 int nWidth, int nHeight )
{
	// set the size of combo-control
	CRect pRect(-nWidth, -nHeight, 0, 0);
	pRect.right -= 2;

	// make the button, that is selected to be the combo-control,
	// a separator and resize that separator
	ASSERT(CommandToIndex(nID) >= 0); // make sure the id is valid
	SetButtonInfo( CommandToIndex( nID ), nID, TBBS_SEPARATOR, nWidth );

	// create the combo-control itself, reposition it in the
	// client-area and show it
	if (!pComboBox->Create( dwStyle, pRect, this, nID ))
	{
		  TRACE("Failed to create the combo-box %p .\n", nID);
		  return FALSE;
	}

	GetItemRect( CommandToIndex(nID), &pRect );

	pRect.left += 2;
	pRect.right = pRect.left + nWidth;

	pComboBox->SetWindowPos(0, pRect.left, pRect.top, 0, 0,
		SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOCOPYBITS );

    //-----------------------------------------------
	CFont font;
    //font高13，这也是ComboBox的高度
	font.CreateFont(13,0,0,0,100,FALSE,FALSE,
		0,ANSI_CHARSET,OUT_DEFAULT_PRECIS,
		CLIP_DEFAULT_PRECIS,DEFAULT_QUALITY,
		FF_SWISS,"Arial");
	//-----------------------------------------------

	pComboBox->SetFont( &font );
	pComboBox->ShowWindow( SW_SHOW );
	
	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// Copyright (C) 1998 by Kirk Stowell
// All rights reserved
//
// BOOL CreateButton( LPCTSTR lpCaption, DWORD dwStyle, CButton *pButton, UINT nID, int nWidth, int nHeight )
// 
// Return Value - Nonzero if successful; otherwise 0.
//
// Parameters
//
// lpCaption	Specifies the button control's text.
//
// dwStyle		Specifies the button control's style. Apply any combination
//				of button styles to the combo box.
//
// pButton      Specifies the button object name.
//
// nID			Specifies the button control's ID.
//
// nWidth       Specifies width in pixels of the button.
//
// nHeigth      Specifies height in pixels of the button.
// 
/////////////////////////////////////////////////////////////////////////////

BOOL CToolBarEx::CreateButton( LPCTSTR lpCaption, DWORD dwStyle, CButton *pButton, UINT nID,
		int nWidth, int nHeight )
{
	// set the size of check-control
	CRect pRect(-nWidth, -nHeight, 0, 0);

	// make the button, that is selected to be the check-control,
	// a separator and resize that separator
	ASSERT(CommandToIndex(nID) >= 0); // make sure the id is valid
	SetButtonInfo( CommandToIndex( nID ), nID, TBBS_SEPARATOR, nWidth );

	// create the check-control itself, reposition it in the
	// client-area and show it
	if (!pButton->Create( lpCaption, dwStyle, pRect, this, nID ))
	{
		  TRACE("Failed to create the check-box %p .\n", nID);
		  return FALSE;
	}

	GetItemRect( CommandToIndex(nID), &pRect );

	pRect.left += 2;
	pRect.right = pRect.left + nWidth;

	pButton->SetWindowPos(0, pRect.left, pRect.top, 0, 0,
		SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOCOPYBITS );

	pButton->SetFont( &m_GuiFont );
	pButton->ShowWindow( SW_SHOW );
	
	return TRUE;
}