CMenuXP - The OfficeXP menu (WTL version)

• Download demo project - 18 Kb
• Download executable - 44 Kb

Introduction

Implementation

template <class T, class TBase = CCommandBarCtrlBase, 
          class TWinTraits = CControlWinTraits>
class ATL_NO_VTABLE CCommandBarCtrlImplXP 
          : public CCommandBarCtrlImpl< T, TBase, TWinTraits >
{
public:
    DECLARE_WND_SUPERCLASS(NULL, TBase::GetWndClassName())

// Message map and handlers
    typedef CCommandBarCtrlImplXP< T, TBase, TWinTraits > thisClass;
    typedef CCommandBarCtrlImpl< T, TBase, TWinTraits >   baseClass;
    BEGIN_MSG_MAP(CCommandBarCtrlXP)
        CHAIN_MSG_MAP(baseClass)
    ALT_MSG_MAP(1)      // Parent window messages
        NOTIFY_CODE_HANDLER(NM_CUSTOMDRAW, OnCustomDraw)
        CHAIN_MSG_MAP_ALT(baseClass,1)
    ALT_MSG_MAP(2)        // MDI client window messages
        CHAIN_MSG_MAP_ALT(baseClass,2)
    ALT_MSG_MAP(3)        // Message hook messages
        CHAIN_MSG_MAP_ALT(baseClass,3)

    END_MSG_MAP()

    LRESULT OnCustomDraw (int /*idCtrl*/, LPNMHDR pnmh, BOOL& bHandled)
    {
        TCHAR sClass[128];

        GetClassName (pnmh->hwndFrom, sClass, 128);

        if ( _tcscmp (sClass, _T("WTL_CommandBarXP")) )
        {
            return CDRF_DODEFAULT;
        }
        NMCUSTOMDRAW* pCustomDraw = (NMCUSTOMDRAW*)pnmh;

        if ( pCustomDraw->dwDrawStage == CDDS_PREPAINT )
        {
            // Request prepaint notifications for each item
            return CDRF_NOTIFYITEMDRAW;
        }
        if ( pCustomDraw->dwDrawStage == CDDS_ITEMPREPAINT )
        {
            CDCHandle cDC (pCustomDraw->hdc);
            CRect rc = pCustomDraw->rc;
            TCHAR sBtnText[128];

            ::SendMessage (pnmh->hwndFrom, TB_GETBUTTONTEXT, 
                               pCustomDraw->dwItemSpec, (LPARAM)sBtnText);

            if ( pCustomDraw->uItemState & CDIS_HOT )
            {
                COLORREF crHighLight = ::GetSysColor (COLOR_HIGHLIGHT);
                CPenDC pen (cDC, crHighLight);
                CBrushDC brush (cDC, (pCustomDraw->uItemState & CDIS_SELECTED)? 
                                        HLS_TRANSFORM (crHighLight, +50, -50) : 
                                        HLS_TRANSFORM (crHighLight, +70, -57));

                cDC.Rectangle (rc);
                cDC.SetTextColor ((pCustomDraw->uItemState & CDIS_SELECTED)? 
                                       ::GetSysColor (COLOR_HIGHLIGHTTEXT) : 
                                       RGB(0,0,0));
            }
            else
            {
                cDC.FillSolidRect (rc, HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), 
                                   +20, 0));
                cDC.SetTextColor (::GetSysColor (m_bParentActive ? COLOR_BTNTEXT :
                                                 COLOR_3DSHADOW));
            }
            cDC.SetBkMode (TRANSPARENT);
            cDC.SelectFont ((HFONT)GetStockObject (DEFAULT_GUI_FONT));
            cDC.DrawText (sBtnText, _tcslen (sBtnText), rc, 
                          DT_CENTER|DT_VCENTER|DT_SINGLELINE);

            return CDRF_SKIPDEFAULT;
        }
        bHandled = FALSE;

        return CDRF_DODEFAULT;
    }

#define IMGPADDING 6
#define TEXTPADDING 8

// From <winuser.h>
#define OBM_CHECK 32760

    void DrawItem (LPDRAWITEMSTRUCT lpDrawItemStruct)
    {
        _MenuItemData* pmd = (_MenuItemData*)lpDrawItemStruct->itemData;
        CDCHandle dc = lpDrawItemStruct->hDC;
        const RECT& rcItem = lpDrawItemStruct->rcItem;
        LPCRECT pRect = &rcItem;
        BOOL bDisabled = lpDrawItemStruct->itemState & ODS_GRAYED;
        BOOL bSelected = lpDrawItemStruct->itemState & ODS_SELECTED;
        BOOL bChecked = lpDrawItemStruct->itemState & ODS_CHECKED;
        COLORREF crBackImg = CLR_NONE;
        CDCHandle* pDC = &dc; 

        if ( bSelected )
        {
            COLORREF crHighLight = ::GetSysColor (COLOR_HIGHLIGHT);
            CPenDC pen (*pDC, crHighLight);
            CBrushDC brush (*pDC, crBackImg = bDisabled ? 
                            HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), +73, 0) : 
                            HLS_TRANSFORM (crHighLight, +70, -57));

            pDC->Rectangle (pRect);
        }
        else
        {
            CRect rc (pRect);

            rc.right = m_szBitmap.cx+IMGPADDING;
            pDC->FillSolidRect (rc, 
                   crBackImg = HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), +20, 0));
            rc.left = rc.right;
            rc.right = pRect->right;
            pDC->FillSolidRect (rc, 
                              HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), +75, 0));
        }
        if ( pmd->fType & MFT_SEPARATOR )
        {
            CPenDC pen (*pDC, HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), -18, 0));

            pDC->MoveTo (pRect->left+m_szBitmap.cx+IMGPADDING+TEXTPADDING,  
                         (pRect->top+pRect->bottom)/2);
            pDC->LineTo (pRect->right-1, (pRect->top+pRect->bottom)/2);
        }
        else
        {
            CRect rc (pRect);
            CString sCaption = pmd->lpstrText;
            int nTab = sCaption.Find ('\t');

            if ( nTab >= 0 )
            {
                sCaption = sCaption.Left (nTab);
            }
            pDC->SetTextColor (bDisabled ? HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), 
                                           -18, 0) : ::GetSysColor (COLOR_MENUTEXT));
            pDC->SetBkMode (TRANSPARENT);

            CBoldDC bold (*pDC, (lpDrawItemStruct->itemState & ODS_DEFAULT) != 0);

            rc.left = m_szBitmap.cx+IMGPADDING+TEXTPADDING;
            pDC->DrawText (sCaption, sCaption.GetLength(), rc, 
                           DT_SINGLELINE|DT_VCENTER|DT_LEFT);

            if ( nTab >= 0 )
            {    
                rc.right -= TEXTPADDING+4;
                pDC->DrawText (pmd->lpstrText+nTab+1, _tcslen (pmd->lpstrText+nTab+1), 
                               rc, DT_SINGLELINE|DT_VCENTER|DT_RIGHT);
            }
            if ( bChecked  )
            {
                COLORREF crHighLight = ::GetSysColor (COLOR_HIGHLIGHT);
                CPenDC pen (*pDC, crHighLight);
                CBrushDC brush (*pDC, crBackImg = bDisabled ? 
                              HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), +73, 0) :
                                (bSelected ? HLS_TRANSFORM (crHighLight, +50, -50) : 
                                   HLS_TRANSFORM (crHighLight, +70, -57)));

                pDC->Rectangle (CRect (pRect->left+1, pRect->top+1, 
                                pRect->left+m_szButton.cx-2, pRect->bottom-1));
            }
            if ( m_hImageList != NULL && pmd->iButton >= 0 )
            {
                bool bOver = !bDisabled && bSelected;

                if ( bDisabled || (bSelected && !bChecked) )
                {
                    HICON hIcon = ImageList_ExtractIcon (NULL, m_hImageList, 
                                                         pmd->iButton);
                    CBrush brush;

                    brush.CreateSolidBrush (bOver ? 
                         HLS_TRANSFORM (::GetSysColor (COLOR_HIGHLIGHT), +50, -66) : 
                         HLS_TRANSFORM (::GetSysColor (COLOR_3DFACE), -27, 0));
                    pDC->DrawState (CPoint (pRect->left + ( bOver ? 4 : 3 ), 
                                    rc.top + ( bOver ? 5 : 4 )),
                                    CSize (m_szBitmap.cx, m_szBitmap.cx), hIcon, 
                                    DSS_MONO, brush);
                    DestroyIcon (hIcon);
                }
                if ( !bDisabled )
                {
                    ::ImageList_Draw (m_hImageList, pmd->iButton, pDC->m_hDC,
                                      pRect->left+( (bSelected && !bChecked) ?
                                      2 : 3 ), rc.top+( (bSelected && !bChecked) ? 
                                      3 : 4 ), ILD_TRANSPARENT);
                }
            }
            else if ( bChecked )
            {
                // Draw the check mark
                rc.left  = pRect->left+5;
                rc.right = rc.left + m_szBitmap.cx+IMGPADDING;
                pDC->SetBkColor (crBackImg);
                HBITMAP hBmp = LoadBitmap (NULL, MAKEINTRESOURCE(OBM_CHECK));
                pDC->DrawState (CPoint (rc.left,rc.top+3), CSize(rc.Size()), 
                                hBmp, DSS_NORMAL, (HBRUSH)NULL);
                DeleteObject (hBmp);
            }
    }
    }
};

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)