menuex.cpp

UHF RFID Reader Program

			
			int iOldMode = pDC->GetBkMode();
			pDC->SetBkMode( TRANSPARENT);
			
			// Draw the text in the correct colour:
			
			UINT nFormat  = DT_LEFT|DT_SINGLELINE|DT_VCENTER;
			UINT nFormatr = DT_RIGHT|DT_SINGLELINE|DT_VCENTER;
			if(!(lpDIS->itemState & ODS_GRAYED)){
				pDC->SetTextColor(crText);
				pDC->DrawText (leftStr,rectt,nFormat);
				if(tablocr!=-1) pDC->DrawText (rightStr,rectt,nFormatr);
			}
			else{
				RECT offset = *rectt;
				offset.left+=1;
				offset.right+=1;
				offset.top+=1;
				offset.bottom+=1;
				if(!IsWinXPLuna()){
					COLORREF graycol=GetSysColor(COLOR_GRAYTEXT);
					if(!(state&ODS_SELECTED))graycol = LightenColor(graycol,0.4);
					pDC->SetTextColor(graycol);
				}
				else pDC->SetTextColor(GetSysColor(COLOR_GRAYTEXT));
				pDC->DrawText(leftStr,rectt, nFormat);
				if(tablocr!=-1) pDC->DrawText (rightStr,rectt,nFormatr);
			}
			pDC->SetBkMode( iOldMode );
		}
		
		m_penBack.DeleteObject();
		m_brSelect.DeleteObject();
	}
	m_brBackground.DeleteObject();
	m_newbrBackground.DeleteObject();
#ifdef CMenuEx_USE_MEMDC
	if(pFont)pDC->SelectObject (pFont); //set it to the old font
	m_fontMenu.DeleteObject();
	if(pMemDC)delete pMemDC;
#endif
}

BOOL CMenuEx::GetBitmapFromImageList(CDC* pDC,CImageList *imglist,int nIndex,CBitmap &bmp)
{
	HICON hIcon = imglist->ExtractIcon(nIndex);
	CDC dc;
	dc.CreateCompatibleDC(pDC);
	bmp.CreateCompatibleBitmap(pDC,m_iconX,m_iconY);
	CBitmap* pOldBmp = dc.SelectObject(&bmp);
	CBrush brush ;
	COLORREF m_newclrBack;
	m_newclrBack=GetSysColor(COLOR_3DFACE);
	brush.CreateSolidBrush(m_newclrBack);
	::DrawIconEx(
		dc.GetSafeHdc(),
		0,
		0,
		hIcon,
		m_iconX,
		m_iconY,
		0,
		(HBRUSH)brush,
		DI_NORMAL
		);
	dc.SelectObject( pOldBmp );
	dc.DeleteDC();
	// the icon is not longer needed
	::DestroyIcon(hIcon);
	return(TRUE);
}

/*
==========================================================================
void CMenuEx::MeasureItem(LPMEASUREITEMSTRUCT)
---------------------------------------------

  Called by the framework when it wants to know what the width and height
  of our item will be.  To accomplish this we provide the width of the
  icon plus the width of the menu text, and then the height of the icon.
  
	==========================================================================
*/

void CMenuEx::MeasureItem( LPMEASUREITEMSTRUCT lpMIS )
{
	UINT state = (((CMenuExData*)(lpMIS->itemData))->nFlags);
	int CMenuEx_PAD=4;
	if(IsLunaMenuStyle()&&xp_draw_3D_bitmaps)CMenuEx_PAD=7;
	if(state & MF_SEPARATOR){
		lpMIS->itemWidth = 0;
		int temp = GetSystemMetrics(SM_CYMENU)>>1;
		if(IsLunaMenuStyle())
			lpMIS->itemHeight = 3;
		else
			lpMIS->itemHeight = temp>(m_iconY+CMenuEx_PAD)/2 ? temp : (m_iconY+CMenuEx_PAD)/2;
	}
	else{
		CFont m_fontMenu;
		LOGFONT m_lf;
		ZeroMemory ((PVOID) &m_lf,sizeof (LOGFONT));
		NONCLIENTMETRICS nm;
		nm.cbSize = sizeof (NONCLIENTMETRICS);
		VERIFY(SystemParametersInfo(SPI_GETNONCLIENTMETRICS,
			nm.cbSize,&nm,0)); 
		m_lf =  nm.lfMenuFont;
		m_fontMenu.CreateFontIndirect (&m_lf);
		
		// Obtain the width of the text:
		CWnd *pWnd = AfxGetMainWnd();            // Get main window
		if (pWnd == NULL) pWnd = CWnd::GetDesktopWindow();
		CDC *pDC = pWnd->GetDC();              // Get device context
		CFont* pFont=NULL;    // Select menu font in...
		
		if (IsNewShell())
			pFont = pDC->SelectObject (&m_fontMenu);// Select menu font in...
        
		//Get pointer to text SK
		const wchar_t *lpstrText = ((CMenuExData*)(lpMIS->itemData))->GetWideString();//SK: we use const to prevent misuse
		    
		SIZE size;
		size.cx=size.cy=0;
		
		if (Win32s!=g_Shell)
			VERIFY(::GetTextExtentPoint32W(pDC->m_hDC,lpstrText,
			wcslen(lpstrText),&size)); //SK should also work on 95
#ifndef UNICODE //can't be UNICODE for Win32s
		else{//it's Win32suckx
			RECT rect;
			rect.left=rect.top=0;
			size.cy=DrawText(pDC->m_hDC,(LPCTSTR)lpstrText,
				wcslen(lpstrText),&rect,
				DT_SINGLELINE|DT_LEFT|DT_VCENTER|DT_CALCRECT);
			//+3 makes at least three pixels space to the menu border
			size.cx=rect.right-rect.left+3;
			size.cx += 3*(size.cx/wcslen(lpstrText));
		}
#endif    
		
		CSize t = CSize(size);
		if(IsNewShell())
			pDC->SelectObject (pFont);  // Select old font in
		pWnd->ReleaseDC(pDC);  // Release the DC
		
		// Set width and height:
		
		if(IsLunaMenuStyle())lpMIS->itemWidth = m_iconX+CMenuEx_PAD+8+t.cx;
		else lpMIS->itemWidth = m_iconX + t.cx + m_iconX + CMenuEx_GAP;
		int temp = GetSystemMetrics(SM_CYMENU);
		lpMIS->itemHeight = temp>m_iconY+CMenuEx_PAD ? temp : m_iconY+CMenuEx_PAD;
		m_fontMenu.DeleteObject();
	}
}

void CMenuEx::SetIconSize (int width, int height)
{
	m_iconX = width;
	m_iconY = height;
}

BOOL CMenuEx::AppendODMenuA(LPCSTR lpstrText,UINT nFlags,UINT nID,
                           int nIconNormal)
{
	USES_CONVERSION;
	return AppendODMenuW(A2W(lpstrText),nFlags,nID,nIconNormal);//SK: See MFC Tech Note 059
}


BOOL CMenuEx::AppendODMenuW(wchar_t *lpstrText,UINT nFlags,UINT nID,
                           int nIconNormal)
{
	// Add the MF_OWNERDRAW flag if not specified:
	if(!nID){
		if(nFlags&MF_BYPOSITION)nFlags=MF_SEPARATOR|MF_OWNERDRAW|MF_BYPOSITION;
		else nFlags=MF_SEPARATOR|MF_OWNERDRAW;
	}
	else if(!(nFlags & MF_OWNERDRAW))nFlags |= MF_OWNERDRAW;
	
	if(nFlags & MF_POPUP){
		m_AllSubMenus.Add((HMENU)nID);
		m_SubMenus.Add((HMENU)nID);
	}
	
	CMenuExData *mdata = new CMenuExData;
	m_MenuList.Add(mdata);
	mdata->SetWideString(lpstrText);    //SK: modified for dynamic allocation
	
	mdata->menuIconNormal = -1;
	mdata->xoffset = -1;
	
	if(nIconNormal>=0){
		CImageList bitmap;
		int xoffset=0;
		LoadFromToolBar(nID,nIconNormal,xoffset);
		if(mdata->bitmap){
			mdata->bitmap->DeleteImageList();
			mdata->bitmap=NULL;
		}
		bitmap.Create(m_iconX,m_iconY,ILC_COLORDDB|ILC_MASK,1,1);
		if(AddBitmapToImageList(&bitmap,nIconNormal)){
			mdata->global_offset = AddToGlobalImageList(&bitmap,xoffset,nID);
		}
	}
	else mdata->global_offset = GlobalImageListOffset(nID);

	mdata->nFlags = nFlags;
	mdata->nID = nID;
	BOOL returnflag=CMenu::AppendMenu(nFlags, nID, (LPCTSTR)mdata);
	if(m_loadmenu)RemoveTopLevelOwnerDraw();
	return(returnflag);
}

BOOL CMenuEx::AppendODMenuA(LPCSTR lpstrText,UINT nFlags,UINT nID,
                           CImageList *il,int xoffset)
{
	USES_CONVERSION;
	return AppendODMenuW(A2W(lpstrText),nFlags,nID,il,xoffset);
}

BOOL CMenuEx::AppendODMenuW(wchar_t *lpstrText,UINT nFlags,UINT nID,
                           CImageList *il,int xoffset)
{
	// Add the MF_OWNERDRAW flag if not specified:
	if(!nID){
		if(nFlags&MF_BYPOSITION)nFlags=MF_SEPARATOR|MF_OWNERDRAW|MF_BYPOSITION;
		else nFlags=MF_SEPARATOR|MF_OWNERDRAW;
	}
	else if(!(nFlags & MF_OWNERDRAW))nFlags |= MF_OWNERDRAW;
	
	if(nFlags & MF_POPUP){
		m_AllSubMenus.Add((HMENU)nID);
		m_SubMenus.Add((HMENU)nID);
	}
	
	CMenuExData *mdata = new CMenuExData;
	m_MenuList.Add(mdata);
	mdata->SetWideString(lpstrText);    //SK: modified for dynamic allocation
	
	if(il){
		mdata->menuIconNormal = 0;
		mdata->xoffset=0;
		if(mdata->bitmap)mdata->bitmap->DeleteImageList();
		else mdata->bitmap=new(CImageList);
		ImageListDuplicate(il,xoffset,mdata->bitmap);
	}
	else{
		mdata->menuIconNormal = -1;
		mdata->xoffset = -1;
	}
	mdata->nFlags = nFlags;
	mdata->nID = nID;
	return(CMenu::AppendMenu(nFlags, nID, (LPCTSTR)mdata));
}

BOOL CMenuEx::InsertODMenuA(UINT nPosition,LPCSTR lpstrText,UINT nFlags,UINT nID,
                           int nIconNormal)
{
	USES_CONVERSION;
	return InsertODMenuW(nPosition,A2W(lpstrText),nFlags,nID,nIconNormal);
}


BOOL CMenuEx::InsertODMenuW(UINT nPosition,wchar_t *lpstrText,UINT nFlags,UINT nID,
                           int nIconNormal)
{
	if(!(nFlags & MF_BYPOSITION)){
		int iPosition =0;
		CMenuEx* pMenu = FindMenuOption(nPosition,iPosition);
		if(pMenu){
			return(pMenu->InsertODMenuW(iPosition,lpstrText,nFlags|MF_BYPOSITION,nID,nIconNormal));
		}
		else return(FALSE);
	}
	
	if(!nID)nFlags=MF_SEPARATOR|MF_OWNERDRAW|MF_BYPOSITION;
	else if(!(nFlags & MF_OWNERDRAW))nFlags |= MF_OWNERDRAW;

	int menustart=0;

	if(nFlags & MF_POPUP){
		if(m_loadmenu){
			menustart=GetMenuStart();
			if(nPosition<(UINT)menustart)menustart=0;
		}
		m_AllSubMenus.Add((HMENU)nID);
		m_SubMenus.InsertAt(nPosition,(HMENU)nID);
	}

	//Stephane Clog suggested adding this, believe it or not it's in the help 
	if(nPosition==(UINT)-1)nPosition=GetMenuItemCount();
	
	CMenuExData *mdata = new CMenuExData;
	m_MenuList.InsertAt(nPosition-menustart,mdata);
	mdata->SetWideString(lpstrText);    //SK: modified for dynamic allocation
	
	mdata->menuIconNormal = nIconNormal;
	mdata->xoffset=-1;
	if(nIconNormal>=0){
		CImageList bitmap;
		int xoffset=0;
		LoadFromToolBar(nID,nIconNormal,xoffset);
		if(mdata->bitmap){
			mdata->bitmap->DeleteImageList();
			mdata->bitmap=NULL;
		}
		bitmap.Create(m_iconX,m_iconY,ILC_COLORDDB|ILC_MASK,1,1);
		if(AddBitmapToImageList(&bitmap,nIconNormal)){
			mdata->global_offset = AddToGlobalImageList(&bitmap,xoffset,nID);
		}
	}
	else mdata->global_offset = GlobalImageListOffset(nID);
	mdata->nFlags = nFlags;
	mdata->nID = nID;
	BOOL returnflag=CMenu::InsertMenu(nPosition,nFlags,nID,(LPCTSTR)mdata);
	if(m_loadmenu)RemoveTopLevelOwnerDraw();
	return(returnflag);
}

BOOL CMenuEx::InsertODMenuA(UINT nPosition,LPCSTR lpstrText,UINT nFlags,UINT nID,
                           CImageList *il,int xoffset)
{
	USES_CONVERSION;
	return InsertODMenuW(nPosition,A2W(lpstrText),nFlags,nID,il,xoffset);
}

BOOL CMenuEx::InsertODMenuW(UINT nPosition,wchar_t *lpstrText,UINT nFlags,UINT nID,
                           CImageList *il,int xoffset)
{
	if(!(nFlags & MF_BYPOSITION)){
		int iPosition =0;
		CMenuEx* pMenu = FindMenuOption(nPosition,iPosition);
		if(pMenu){
			return(pMenu->InsertODMenuW(iPosition,lpstrText,nFlags|MF_BYPOSITION,nID,il,xoffset));
		}
		else return(FALSE);
	}
	
	if(!nID)nFlags=MF_SEPARATOR|MF_OWNERDRAW|MF_BYPOSITION;
	else if(!(nFlags & MF_OWNERDRAW))nFlags |= MF_OWNERDRAW;
	
	if(nFlags & MF_POPUP){
		m_AllSubMenus.Add((HMENU)nID);
		m_SubMenus.InsertAt(nPosition,(HMENU)nID);
	}
	
	//Stephane Clog suggested adding this, believe it or not it's in the help 
	if(nPosition==(UINT)-1)nPosition=GetMenuItemCount();
	
	CMenuExData *mdata = new CMenuExData;
	m_MenuList.InsertAt(nPosition,mdata);
	mdata->SetWideString(lpstrText);    //SK: modified for dynamic allocation
	
	mdata->menuIconNormal = -1;
	mdata->xoffset = -1;

	if(il){
		if(mdata->bitmap){
			mdata->bitmap->DeleteImageList();
			mdata->bitmap=NULL;
		}
		mdata->global_offset = AddToGlobalImageList(il,xoffset,nID);
	}
	mdata->nFlags = nFlags;
	mdata->nID = nID;
	return(CMenu::InsertMenu(nPosition,nFlags,nID,(LPCTSTR)mdata));
}

BOOL CMenuEx::ModifyODMenuA(const char * lpstrText,UINT nID,int nIconNormal)
{
	USES_CONVERSION;
	return ModifyODMenuW(A2W(lpstrText),nID,nIconNormal);//SK: see MFC Tech Note 059
}

BOOL CMenuEx::ModifyODMenuW(wchar_t *lpstrText,UINT nID,int nIconNormal)
{
	int nLoc;
	CMenuExData *mdata;
	CArray<CMenuEx*,CMenuEx*>bcsubs;
	CArray<int,int&>bclocs;
	
	// Find the old CMenuExData structure:
	CMenuEx *psubmenu = FindMenuOption(nID,nLoc);
	do{
		if(psubmenu && nLoc>=0)mdata = psubmenu->m_MenuList[nLoc];
		else{
			// Create a new CMenuExData structure:
			mdata = new CMenuExData;
			m_MenuList.Add(mdata);
		}
		
		ASSERT(mdata);
		if(lpstrText)
			mdata->SetWideString(lpstrText);  //SK: modified for dynamic allocation
		mdata->menuIconNormal = -1;
		mdata->xoffset = -1;
		if(nIconNormal>=0){
			CImageList bitmap;
			int xoffset=0;
			LoadFromToolBar(nID,nIconNormal,xoffset);
			if(mdata->bitmap){
				mdata->bitmap->DeleteImageList();
				mdata->bitmap=NULL;
			}
			bitmap.Create(m_iconX,m_iconY,ILC_COLORDDB|ILC_MASK,1,1);
			if(AddBitmapToImageList(&bitmap,nIconNormal)){
				mdata->global_offset = AddToGlobalImageList(&bitmap,xoffset,nID);
			}
		}
		else mdata->global_offset = GlobalImageListOffset(nID);
		mdata->nFlags &= ~(MF_BYPOSITION);
		mdata->nFlags |= MF_OWNERDRAW;
		mdata->nID = nID;
		bcsubs.Add(psubmenu);
		bclocs.Add(nLoc);
		if(psubmenu && nLoc>=0)psubmenu = FindAnotherMenuOption(nID,nLoc,bcsubs,bclocs);
		else psubmenu=NULL;
	}while(psubmenu);
	return (CMenu::ModifyMenu(nID,mdata->nFlags,nID,(LPCTSTR)mdata));
}

BOOL CMenuEx::ModifyODMenuA(const char * lpstrText,UINT nID,CImageList *il,int xoffset)
{
	USES_CONVERSION;
	return ModifyODMenuW(A2W(lpstrText),nID,il,xoffset);
}

BOOL CMenuEx::ModifyODMenuW(wchar_t *lpstrText,UINT nID,CImageList *il,int xoffset)
{
	int nLoc;
	CMenuExData *mdata;
	CArray<CMenuEx*,CMenuEx*>bcsubs;
	CArray<int,int&>bclocs;
	
	// Find the old CMenuExData structure:
	CMenuEx *psubmenu = FindMenuOption(nID,nLoc);
	do{
		if(psubmenu && nLoc>=0)mdata = psubmenu->m_MenuList[nLoc];
		else{
			// Create a new CMenuExData structure:
			mdata = new CMenuExData;
			m_MenuList.Add(mdata);
		}
		
		ASSERT(mdata);
		if(lpstrText)
			mdata->SetWideString(lpstrText);  //SK: modified for dynamic allocation
		mdata->menuIconNormal = -1;
		mdata->xoffset = -1;
		if(il){
			if(mdata->bitmap){
				mdata->bitmap->DeleteImageList();
				mdata->bitmap=NULL;
			}
			mdata->global_offset = AddToGlobalImageList(il,xoffset,nID);
		}