cooldialogbar.cpp

此文件为VC++开发环境下的OPC client trend 源代码

/////////////////////////////////////////////////////////////////////////////
//
//  OPC Trend VC++ Client:	CoolDialogBar.cpp
//							(Source File)
//
/////////////////////////////////////////////////////////////////////////////
//
//          Author: Raphael Imhof
//    Initial Date: 11/04/98
//       $Workfile: CoolDialogBar.cpp $
//       $Revision: 1 $
//           $Date: 7/27/99 5:24p $
//   Target System: Microsoft Windows NT 4.0
//     Environment: Visual C++ 5.0 / OPC Alarm and Event 1.0
//         Remarks: 
//
/////////////////////////////////////////////////////////////////////////////
//
//     Description: implementation of the CCoolDialogBar class.
//					Coolbar class for VC++5.
//					
//
/////////////////////////////////////////////////////////////////////////////
//
//  History of Changes     (Please remove very old comments and blank lines!)
//            $Log: /IDK/OPCServer/clients/VC++/Trend/CoolDialogBar.cpp $
// 
// 1     7/27/99 5:24p Imhof
// 
// 1     7/27/99 5:19p Imhof
// 
// 4     1/15/99 7:04p Imhof
// Updated legal notice.
// 
// 3     11/06/98 5:53p Imhof
// Added header, comment and made some small code changes.
// 
// 
//  $Nokeywords:$ (To avoid useless search while checking in.)
/////////////////////////////////////////////////////////////////////////////
//  Copyright (C) 1998, Siemens Building Technologies, Inc. Landis Division
//
// SIEMENS BUILDING TECHNOLOGIES, INC. IS PROVIDING THE FOLLOWING
// EXAMPLES OF CODE AS SAMPLE ONLY.
//
// SIEMENS BUILDING TECHNOLOGIES, INC.  MAKES NO REPRESENTATIONS
// OR WARRANTIES OF ANY KIND  WITH RESPECT TO THE VALIDTY OF THE 
// CODES   OR   DESIRED   RESULTS   AND   DISCLAIMS   ALL   SUCH 
// REPRESENTATIONS   AND   WARRANTIES,  INCLUDING  FOR  EXAMPLE, 
// WARRANTIES  OF  MERCHANTABILITY  AND FITNESS FOR A PARTICULAR 
// PURPOSE.    SIEMENS  BUILIDNG  TECHNOLOGIES,  INC.  DOES  NOT 
// REPRESENT  OR  WARRANT  THAT  THE  FOLLOWING CODE SAMPLES ARE 
// ACCURATE, VALID, COMPLETE OR CURRENT.
//
/////////////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "afxpriv.h"    // for CDockContext
#include "CoolDialogBar.h"

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

/////////////////////////////////////////////////////////////////////////////
// CCoolDialogBar

CCoolDialogBar::CCoolDialogBar() : 
m_clrBtnHilight(::GetSysColor(COLOR_BTNHILIGHT)),
m_clrBtnShadow(::GetSysColor(COLOR_BTNSHADOW))
{
    m_sizeMin = CSize(32, 32);
    m_sizeHorz = CSize(200, 200);
    m_sizeVert = CSize(200, 200);
    m_sizeFloat = CSize(200, 200);
    m_bTracking = FALSE;
    m_bInRecalcNC = FALSE;
    m_cxEdge = 6;
	m_cxBorder = 3;
	m_cxGripper = 20;
}

CCoolDialogBar::~CCoolDialogBar()
{
}

BEGIN_MESSAGE_MAP(CCoolDialogBar, CControlBar)
    //{{AFX_MSG_MAP(CCoolDialogBar)
    ON_WM_LBUTTONUP()
    ON_WM_MOUSEMOVE()
    ON_WM_SETCURSOR()
    ON_WM_WINDOWPOSCHANGED()
    ON_WM_NCPAINT()
    ON_WM_NCLBUTTONDOWN()
    ON_WM_NCHITTEST()
    ON_WM_NCCALCSIZE()
    ON_WM_LBUTTONDOWN()
    ON_WM_CAPTURECHANGED()
    ON_WM_LBUTTONDBLCLK()
	ON_WM_NCLBUTTONDBLCLK()
    ON_WM_SIZE()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCoolDialogBar message handlers

void CCoolDialogBar::OnUpdateCmdUI(class CFrameWnd *pTarget, int bDisableIfNoHndler)
{
    UpdateDialogControls(pTarget, bDisableIfNoHndler);
}

BOOL CCoolDialogBar::Create(CWnd* pParentWnd, CDialog *pDialog, CString &pTitle, UINT nID, DWORD dwStyle) 
{
    ASSERT_VALID(pParentWnd);   // must have a parent
    ASSERT (!((dwStyle & CBRS_SIZE_FIXED) && (dwStyle & CBRS_SIZE_DYNAMIC)));
	
    // save the style
    m_dwStyle = dwStyle;

	// create the base window
    CString wndclass = AfxRegisterWndClass(CS_DBLCLKS, LoadCursor(NULL, IDC_ARROW),
        CreateSolidBrush(GetSysColor(COLOR_BTNFACE)), 0);

    if (!CWnd::Create(wndclass, pTitle, dwStyle, CRect(0,0,0,0),
        pParentWnd, 0))
        return FALSE;

	// create the child dialog
	m_cDialog = pDialog;
	m_cDialog->Create(nID, this);

	// use the dialog dimensions as default base dimensions
	CRect rc;
    m_cDialog->GetWindowRect(rc);
    m_sizeHorz = m_sizeVert = m_sizeFloat = rc.Size();
	m_sizeHorz.cy += m_cxEdge + m_cxBorder;
	m_sizeVert.cx += m_cxEdge + m_cxBorder;

    return TRUE;
}

CSize CCoolDialogBar::CalcFixedLayout(BOOL bStretch, BOOL bHorz)
{
    CRect rc;

    m_pDockSite->GetControlBar(AFX_IDW_DOCKBAR_TOP)->GetWindowRect(rc);
    int nHorzDockBarWidth = bStretch ? 32767 : rc.Width() + 4;
    m_pDockSite->GetControlBar(AFX_IDW_DOCKBAR_LEFT)->GetWindowRect(rc);
    int nVertDockBarHeight = bStretch ? 32767 : rc.Height() + 4;

	if(IsFloating())
		return m_sizeFloat;
    else if (bHorz)
        return CSize(nHorzDockBarWidth, m_sizeHorz.cy);
    else
        return CSize(m_sizeVert.cx, nVertDockBarHeight);
}

CSize CCoolDialogBar::CalcDynamicLayout(int nLength, DWORD dwMode)
{
    if (dwMode & (LM_HORZDOCK | LM_VERTDOCK))
	{
		SetWindowPos(NULL, 0, 0, 0, 0,
			SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER |
			SWP_NOACTIVATE | SWP_FRAMECHANGED);
	 	m_pDockSite->RecalcLayout();
	    return CControlBar::CalcDynamicLayout(nLength,dwMode);
	}

    if (dwMode & LM_MRUWIDTH)
        return m_sizeFloat;

    if (dwMode & LM_COMMIT)
    {
        m_sizeFloat.cx = nLength;
        return m_sizeFloat;
    }

    if (dwMode & LM_LENGTHY)
        return CSize(m_sizeFloat.cx,
            m_sizeFloat.cy = max(m_sizeMin.cy, nLength));
    else
        return CSize(max(m_sizeMin.cx, nLength), m_sizeFloat.cy);
}

void CCoolDialogBar::OnWindowPosChanged(WINDOWPOS FAR* lpwndpos) 
{
    CControlBar::OnWindowPosChanged(lpwndpos);
    if (m_bInRecalcNC) 
	{
		CRect rc;
		GetClientRect(rc);
		m_cDialog->MoveWindow(rc);
		return;
	}

    // Find on which side are we docked
    UINT nDockBarID = GetParent()->GetDlgCtrlID();

    // Return if dropped at same location
    if (nDockBarID == m_nDockBarID // no docking side change
        && (lpwndpos->flags & SWP_NOSIZE) // no size change
        && ((m_dwStyle & CBRS_BORDER_ANY) != CBRS_BORDER_ANY))
        return; 

    m_nDockBarID = nDockBarID;

    // Force recalc the non-client area
    m_bInRecalcNC = TRUE;
    SetWindowPos(NULL, 0,0,0,0,
        SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_FRAMECHANGED);
    m_bInRecalcNC = FALSE;
}

BOOL CCoolDialogBar::OnSetCursor(CWnd* pWnd, UINT nHitTest, UINT message) 
{
    if ((nHitTest != HTSIZE) || m_bTracking)
        return CControlBar::OnSetCursor(pWnd, nHitTest, message);

    if (IsHorz())
        SetCursor(LoadCursor(NULL, IDC_SIZENS));
    else
        SetCursor(LoadCursor(NULL, IDC_SIZEWE));
    return TRUE;
}

/////////////////////////////////////////////////////////////////////////
// Mouse Handling
//
void CCoolDialogBar::OnLButtonUp(UINT nFlags, CPoint point) 
{
    if (!m_bTracking)
        CControlBar::OnLButtonUp(nFlags, point);
    else
    {
        ClientToWnd(point);
        StopTracking(TRUE);
    }
}

void CCoolDialogBar::OnMouseMove(UINT nFlags, CPoint point) 
{
    if (IsFloating() || !m_bTracking)
    {
        CControlBar::OnMouseMove(nFlags, point);
        return;
    }

    CPoint cpt = m_rectTracker.CenterPoint();

    ClientToWnd(point);

    if (IsHorz())
    {
        if (cpt.y != point.y)
        {
            OnInvertTracker(m_rectTracker);
            m_rectTracker.OffsetRect(0, point.y - cpt.y);
            OnInvertTracker(m_rectTracker);
        }
    }
    else 
    {
        if (cpt.x != point.x)
        {
            OnInvertTracker(m_rectTracker);
            m_rectTracker.OffsetRect(point.x - cpt.x, 0);
            OnInvertTracker(m_rectTracker);
        }
    }
}

void CCoolDialogBar::OnNcCalcSize(BOOL bCalcValidRects, NCCALCSIZE_PARAMS FAR* lpncsp) 
{
    // Compute the rectangle of the mobile edge
    GetWindowRect(m_rectBorder);
    m_rectBorder = CRect(0, 0, m_rectBorder.Width(), m_rectBorder.Height());
    
    DWORD dwBorderStyle = m_dwStyle | CBRS_BORDER_ANY;

    switch(m_nDockBarID)
    {
    case AFX_IDW_DOCKBAR_TOP:
        dwBorderStyle &= ~CBRS_BORDER_BOTTOM;
        lpncsp->rgrc[0].left += m_cxGripper;
        lpncsp->rgrc[0].bottom += -m_cxEdge;
        lpncsp->rgrc[0].top += m_cxBorder;
        lpncsp->rgrc[0].right += -m_cxBorder;
	    m_rectBorder.top = m_rectBorder.bottom - m_cxEdge;
        break;
    case AFX_IDW_DOCKBAR_BOTTOM:
        dwBorderStyle &= ~CBRS_BORDER_TOP;
        lpncsp->rgrc[0].left += m_cxGripper;
        lpncsp->rgrc[0].top += m_cxEdge;
        lpncsp->rgrc[0].bottom += -m_cxBorder;
        lpncsp->rgrc[0].right += -m_cxBorder;
        m_rectBorder.bottom = m_rectBorder.top + m_cxEdge;
        break;
    case AFX_IDW_DOCKBAR_LEFT:
        dwBorderStyle &= ~CBRS_BORDER_RIGHT;
        lpncsp->rgrc[0].right += -m_cxEdge;
        lpncsp->rgrc[0].left += m_cxBorder;
        lpncsp->rgrc[0].bottom += -m_cxBorder;
        lpncsp->rgrc[0].top += m_cxGripper;
        m_rectBorder.left = m_rectBorder.right - m_cxEdge;
        break;
    case AFX_IDW_DOCKBAR_RIGHT: