bcmenu.cpp

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  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 BCMenu::MeasureItem( LPMEASUREITEMSTRUCT lpMIS )
{
	UINT state = (((BCMenuData*)(lpMIS->itemData))->nFlags);
	int BCMENU_PAD=4;
	if(IsLunaMenuStyle()&&xp_draw_3D_bitmaps)BCMENU_PAD=7;
	if(state & MF_SEPARATOR){
		lpMIS->itemWidth = 0;
		int temp = GetSystemMetrics(SM_CYMENU)>>1;
		lpMIS->itemHeight = temp>(m_iconY+BCMENU_PAD)/2 ? temp : (m_iconY+BCMENU_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 = ((BCMenuData*)(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+BCMENU_PAD+8+t.cx;
		else lpMIS->itemWidth = m_iconX + t.cx + m_iconX + BCMENU_GAP;
		int temp = GetSystemMetrics(SM_CYMENU);
		lpMIS->itemHeight = temp>m_iconY+BCMENU_PAD ? temp : m_iconY+BCMENU_PAD;
		m_fontMenu.DeleteObject();
	}
}

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

BOOL BCMenu::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 BCMenu::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);
	}
	
	BCMenuData *mdata = new BCMenuData;
	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 BCMenu::AppendODMenuA(LPCSTR lpstrText,UINT nFlags,UINT nID,
                           CImageList *il,int xoffset)
{
	USES_CONVERSION;
	return AppendODMenuW(A2W(lpstrText),nFlags,nID,il,xoffset);
}

BOOL BCMenu::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);
	}
	
	BCMenuData *mdata = new BCMenuData;
	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 BCMenu::InsertODMenuA(UINT nPosition,LPCSTR lpstrText,UINT nFlags,UINT nID,
                           int nIconNormal)
{
	USES_CONVERSION;
	return InsertODMenuW(nPosition,A2W(lpstrText),nFlags,nID,nIconNormal);
}


BOOL BCMenu::InsertODMenuW(UINT nPosition,wchar_t *lpstrText,UINT nFlags,UINT nID,
                           int nIconNormal)
{
	if(!(nFlags & MF_BYPOSITION)){
		int iPosition =0;
		BCMenu* 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();
	
	BCMenuData *mdata = new BCMenuData;
	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 BCMenu::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 BCMenu::InsertODMenuW(UINT nPosition,wchar_t *lpstrText,UINT nFlags,UINT nID,
                           CImageList *il,int xoffset)
{
	if(!(nFlags & MF_BYPOSITION)){
		int iPosition =0;
		BCMenu* 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();
	
	BCMenuData *mdata = new BCMenuData;
	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 BCMenu::ModifyODMenuA(const char * lpstrText,UINT nID,int nIconNormal)
{
	USES_CONVERSION;
	return ModifyODMenuW(A2W(lpstrText),nID,nIconNormal);//SK: see MFC Tech Note 059
}

BOOL BCMenu::ModifyODMenuW(wchar_t *lpstrText,UINT nID,int nIconNormal)
{
	int nLoc;
	BCMenuData *mdata;
	CArray<BCMenu*,BCMenu*>bcsubs;
	CArray<int,int&>bclocs;
	
	// Find the old BCMenuData structure:
	BCMenu *psubmenu = FindMenuOption(nID,nLoc);
	do{
		if(psubmenu && nLoc>=0)mdata = psubmenu->m_MenuList[nLoc];
		else{
			// Create a new BCMenuData structure:
			mdata = new BCMenuData;
			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 BCMenu::ModifyODMenuA(const char * lpstrText,UINT nID,CImageList *il,int xoffset)
{
	USES_CONVERSION;
	return ModifyODMenuW(A2W(lpstrText),nID,il,xoffset);
}

BOOL BCMenu::ModifyODMenuW(wchar_t *lpstrText,UINT nID,CImageList *il,int xoffset)
{
	int nLoc;
	BCMenuData *mdata;
	CArray<BCMenu*,BCMenu*>bcsubs;
	CArray<int,int&>bclocs;
	
	// Find the old BCMenuData structure:
	BCMenu *psubmenu = FindMenuOption(nID,nLoc);
	do{
		if(psubmenu && nLoc>=0)mdata = psubmenu->m_MenuList[nLoc];
		else{
			// Create a new BCMenuData structure:
			mdata = new BCMenuData;
			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);
		}
		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 BCMenu::ModifyODMenuA(const char * lpstrText,UINT nID,CBitmap *bmp)
{
	USES_CONVERSION;
	return ModifyODMenuW(A2W(lpstrText),nID,bmp);
}

BOOL BCMenu::ModifyODMenuW(wchar_t *lpstrText,UINT nID,CBitmap *bmp)
{
	if(bmp){
		CImageList temp;
		temp.Create(m_iconX,m_iconY,ILC_COLORDDB|ILC_MASK,1,1);
		if(m_bitmapBackgroundFlag)temp.Add(bmp,m_bitmapBackground);
		else temp.Add(bmp,GetSysColor(COLOR_3DFACE));
		return ModifyODMenuW(lpstrText,nID,&temp,0);
	}
	return ModifyODMenuW(lpstrText,nID,NULL,0);
}

// courtesy of Warren Stevens
BOOL BCMenu::ModifyODMenuA(const char * lpstrText,UINT nID,COLORREF fill,COLORREF border,int hatchstyle,CSize *pSize)
{
	USES_CONVERSION;
	return ModifyODMenuW(A2W(lpstrText),nID,fill,border,hatchstyle,pSize);
}

BOOL BCMenu::ModifyODMenuW(wchar_t *lpstrText,UINT nID,COLORREF fill,COLORREF border,int hatchstyle,CSize *pSize)
{
	CWnd *pWnd = AfxGetMainWnd();            // Get main window
	CDC *pDC = pWnd->GetDC();              // Get device context
	SIZE sz;
	if(!pSize){
		sz.cx = m_iconX;
		sz.cy = m_iconY;
	}
	else{
		sz.cx = pSize->cx;
		sz.cy = pSize->cy;
	}
	CSize bitmap_size(sz);
	CSize icon_size(m_iconX,m_iconY);
	CBitmap bmp;
	ColorBitmap(pDC,bmp,bitmap_size,icon_size,fill,border,hatchstyle);		
	pWnd->ReleaseDC(pDC);
	return ModifyODMenuW(lpstrText,nID,&bmp);
}


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

BOOL BCMenu::ModifyODMenuW(wchar_t *lpstrText,wchar_t *OptionText,
                           int nIconNormal)
{
	BCMenuData *mdata;
	
	// Find the old BCMenuData structure:
	CString junk=OptionText;
	mdata=FindMenuOption(OptionText);
	if(mdata){
		if(lpstrText)
			mdata->SetWideString(lpstrText);//SK: modified for dynamic allocation
		mdata->menuIconNormal = nIconNormal;
		mdata->xoffset=-1;
		if(nIconNormal>=0){
			mdata->xoffset=0;