cdrawmenu.cpp

Symbol_MC3000_C#.条码扫码范例程序之5

#include "stdafx.h"
#include "cDrawMenu.h"
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

CDrawMenu::CDrawMenu()
{
	m_clrText =  GetSysColor (COLOR_MENUTEXT);				// Default menu text colour
    m_clrBack = GetSysColor (COLOR_MENU);
	m_clrIconBack = m_clrBack;
	
    m_brBackground.CreateSolidBrush (m_clrBack);
	m_brIconBack.CreateSolidBrush (m_clrIconBack);
    m_penBack.CreatePen (PS_SOLID,0,m_clrBack);
    m_crText = m_clrText;
    m_bLBtnDown = FALSE;
	m_SubMenus = NULL;
    m_iconX = 16;						// Icon sizes default to 16 x 16
    m_iconY = 16;						// ...

    m_clrHilight = GetSysColor (COLOR_HIGHLIGHT);			// User Colours...
    m_brSelect.CreateSolidBrush (m_clrHilight);				// Create a brush
    m_clrHilightText = GetSysColor (COLOR_HIGHLIGHTTEXT);	// User Colours...
/*
    ZeroMemory ((PVOID) &m_lf,sizeof (LOGFONT));
    NONCLIENTMETRICS nm;
    nm.cbSize = sizeof (NONCLIENTMETRICS);

    //Get the system metrics for the Captionfromhere  

	VERIFY (SystemParametersInfo (SPI_GETNONCLIENTMETRICS,0,&nm,0)); 

    m_lf =  nm.lfMenuFont;
*/	
	m_iMenuHeight = GetSystemMetrics(SM_CYMENU); 
    //m_iMenuHeight = nm.iMenuHeight;
   // m_fontMenu.CreateFontIndirect (&m_lf);

//	m_fontMenu = (CFont *)CWnd::GetFont();
	
	VERIFY(m_fontMenu.CreateFont(
			16,
			0 ,
			0 ,
			0 ,
			FW_NORMAL,
			FALSE,
			FALSE,
			0 ,
			ANSI_CHARSET,
			OUT_DEFAULT_PRECIS,
			CLIP_DEFAULT_PRECIS,
			DEFAULT_QUALITY,
			DEFAULT_PITCH | FF_SWISS,
			L"宋体")
		   ); 
	m_fontMenu.GetLogFont(&m_lf);


/*
    m_lf.lfHeight = 12 ;
	m_lf.lfWidth = 0 ;
	m_lf.lfEscapement = 0;
	m_lf.lfOrientation = 0 ;
	m_lf.lfWeight = FW_NORMAL;
	m_lf.lfItalic = FALSE;
	m_lf.lfUnderline = FALSE;
	m_lf.lfStrikeOut = 0;
	m_lf.lfCharSet = ANSI_CHARSET;
	m_lf.lfOutPrecision = OUT_DEFAULT_PRECIS;
	m_lf.lfClipPrecision = CLIP_DEFAULT_PRECIS;
	m_lf.lfQuality = DEFAULT_QUALITY;
	m_lf.lfPitchAndFamily = DEFAULT_PITCH | FF_SWISS;
	m_lf.lfFaceName = L"宋体";

    m_iMenuHeight = GetSystemMetrics(SM_CYMENU);

  VERIFY(m_fontMenu.CreateFontIndirect(&m_lf));
*/
}


CDrawMenu::~CDrawMenu()
{
	DestroyMenu();
}


BOOL CDrawMenu::DestroyMenu()
{
	// Destroy Sub menus:
/*
	int m;
	int numSubMenus = m_SubMenus.GetUpperBound();
	for(m = numSubMenus; m >= 0; m--)
		delete(m_SubMenus[m]);

	m_SubMenus.RemoveAll();
*/
	delete(m_SubMenus);
	// Destroy brushes:


    if ((HBRUSH) m_brBackground != NULL)		// Background brush
        m_brBackground.DeleteObject ();
    if ((HFONT)m_fontMenu !=NULL)				// Font for the menu
        m_fontMenu.DeleteObject ();
    if ((HBRUSH)m_brSelect != NULL)				// Selected background brush
        m_brSelect.DeleteObject ();


	// Destroy menu data


	int numItems = m_MenuList.GetUpperBound();
	for(int m = 0; m <= numItems; m++)
			delete(m_MenuList[m]);

	m_MenuList.RemoveAll();

	// Call base-class implementation last:

	return(CMenu::DestroyMenu());
};

BOOL CDrawMenu::OnIniMenu()
{
	if(m_SubMenus != NULL)
	{
		delete m_SubMenus;
	    m_SubMenus = NULL;
	}
	m_SubMenus = new CDrawMenu;
	m_SubMenus->CreatePopupMenu();
	//set default settings
	m_SubMenus->SetIconBgColor(RGB(172,198,244));
	m_SubMenus->SetBackColor(RGB(137,173,239));
	m_SubMenus->SetHighlightColor(RGB(0,0,255));
	//m_SubMenus->SetHighlightStyle(Normal);
	//m_SubMenus->SetHighlightTextColor(RGB(0,0,255));
	m_SubMenus->SetTextColor(RGB(0,0,128));

	return TRUE;
}

void CDrawMenu::DrawItem (LPDRAWITEMSTRUCT lpDIS)
{
   ASSERT(lpDIS != NULL);

    CDC* pDC = CDC::FromHandle(lpDIS->hDC);
    CRect rect;
    HICON hIcon;
    COLORREF crText = m_crText;
    
	
	// draw the colored rectangle portion
    
	
	rect.CopyRect(&lpDIS->rcItem);

    
	// draw the up/down/focused/disabled state

    
    UINT action = lpDIS->itemAction;
    UINT state = lpDIS->itemState;
    CString strText;
    LOGFONT lf;
    lf = m_lf;

    CFont dispFont;
    CFont *pFont;
        
	//GetWindowText(strText);
    if (lpDIS->itemData != NULL)
    {
		UINT nIconNormal = (((CDrawMenuData*)(lpDIS->itemData))->menuIconNormal);
		UINT nIconSelected = (((CDrawMenuData*)(lpDIS->itemData))->menuIconSelected);
		UINT nIconDisabled = (((CDrawMenuData*)(lpDIS->itemData))->menuIconDisabled);
        strText = (((CDrawMenuData*) (lpDIS->itemData))->menuText);

        if(nIconNormal == -1)
			hIcon = NULL;
        else 
		{
			hIcon = NULL;

			// Obtain the IDs for the appropriate Icons:


			if (state & ODS_SELECTED && !(state & ODS_GRAYED))		// Selected (but not disabled)
			{
                if(nIconSelected != -1)
					hIcon = AfxGetApp ()->LoadIcon(nIconSelected);
			}
	        else
			{
				if(state & ODS_GRAYED)								// Disabled (selected or not)
					if(nIconDisabled != -1)
						hIcon = AfxGetApp()->LoadIcon(nIconDisabled);
			};


			// If we didn't manage to select a specific icon, we'll use the
			// default (normal) one...


			if(hIcon == NULL)
				hIcon = AfxGetApp()->LoadIcon(nIconNormal);
		}
    }
    else
    {
        strText.Empty();
        hIcon = NULL;
    }

    if ( (state & ODS_SELECTED) )
    {
        // draw the down edges

        CPen *pOldPen = pDC->SelectObject (&m_penBack);


        // You need only Text highlight and thats what you get


        if (m_hilightStyle != Normal)
		{
			pDC->FillRect (rect,&m_brBackground);

			CRect rectTemp;
			rectTemp.CopyRect(rect);
			rectTemp.right = rectTemp.left + ((m_iconX)?m_iconX:32) + 2;
            pDC->FillRect (rectTemp,&m_brIconBack);
		}
        else
            pDC->FillRect (rect,&m_brSelect);

        pDC->SelectObject (pOldPen);
        pDC->Draw3dRect (rect,GetSysColor (COLOR_3DHILIGHT),GetSysColor(COLOR_3DSHADOW));

		// This version provides a black-border:


		pDC->Draw3dRect (rect,GetSysColor (COLOR_3DHILIGHT),RGB(0,0,0));        

		//lf.lfWeight = FW_BOLD;
        if ((HFONT)dispFont != NULL)
                dispFont.DeleteObject ();
        dispFont.CreateFontIndirect (&lf);
        crText = m_clrHilightText;
    }
    else
    {
        CPen *pOldPen = pDC->SelectObject (&m_penBack);
        pDC->FillRect (rect,&m_brBackground);

		
			CRect rectTemp;
			rectTemp.CopyRect(rect);
			rectTemp.right = rectTemp.left + ((m_iconX)?m_iconX:32) + 2;
            pDC->FillRect (rectTemp,&m_brIconBack);

        pDC->SelectObject (pOldPen);


        // draw the up edges


        pDC->Draw3dRect (rect,m_clrBack,m_clrBack);
        if ((HFONT)dispFont != NULL)
                dispFont.DeleteObject ();
        dispFont.CreateFontIndirect (&lf); //Normal

    }


    // draw the text if there is any
    //We have to paint the text only if the image is nonexistant


    if (hIcon != NULL)
	{
        DrawIconEx (pDC->GetSafeHdc(),rect.left,rect.top,hIcon,
					m_iconX,m_iconY,0,NULL,DI_NORMAL);
		DestroyIcon(hIcon);
	};

    //This is needed always so that we can have the space for check marks
	//AfxMessageBox(strText);

    rect.left = rect.left +((m_iconX)?m_iconX:32) + 2; 

    if ( !strText.IsEmpty())
    {
        //pFont->GetLogFont (&lf);
		pFont = pDC->SelectObject (&dispFont);
	
        int iOldMode = pDC->GetBkMode();

        pDC->SetBkMode( TRANSPARENT);


		// Draw the text in the correct colour:
		//AfxMessageBox(strText);
//CString s;
		UINT nFormat = DT_LEFT|DT_SINGLELINE|DT_EXPANDTABS|DT_VCENTER;
		if(!(lpDIS->itemState & ODS_GRAYED))
		{
			pDC->SetTextColor(crText);
	        //int i = pDC->DrawText (strText,rect,nFormat);