bcmenu.cpp

VC＋＋开发的一个电话录音程序

			if(mdata->bitmap)mdata->bitmap->DeleteImageList();
			else mdata->bitmap=new(CImageList);
			mdata->bitmap->Create(m_iconX,m_iconY,ILC_COLORDDB|ILC_MASK,1,1);
			if(!AddBitmapToImageList(mdata->bitmap,nIconNormal)){
				mdata->bitmap->DeleteImageList();
				delete mdata->bitmap;
				mdata->bitmap=NULL;
				mdata->menuIconNormal = nIconNormal = -1;
				mdata->xoffset = -1;
			}
		}
		return(TRUE);
	}
	return(FALSE);
}

BCMenuData *BCMenu::NewODMenu(UINT pos,UINT nFlags,UINT nID,CString string)
{
	BCMenuData *mdata;
	
	mdata = new BCMenuData;
	mdata->menuIconNormal = -1;
	mdata->xoffset=-1;
#ifdef UNICODE
	mdata->SetWideString((LPCTSTR)string);//SK: modified for dynamic allocation
#else
	mdata->SetAnsiString(string);
#endif
	mdata->nFlags = nFlags;
	mdata->nID = nID;
	
//	if(nFlags & MF_POPUP)m_AllSubMenus.Add((HMENU)nID);
		
	if (nFlags&MF_OWNERDRAW){
		ASSERT(!(nFlags&MF_STRING));
		ModifyMenu(pos,nFlags,nID,(LPCTSTR)mdata);
	}
	else if (nFlags&MF_STRING){
		ASSERT(!(nFlags&MF_OWNERDRAW));
		ModifyMenu(pos,nFlags,nID,mdata->GetString());
	}
	else{
		ASSERT(nFlags&MF_SEPARATOR);
		ModifyMenu(pos,nFlags,nID);
	}
	
	return(mdata);
};

BOOL BCMenu::LoadToolbars(const UINT *arID,int n)
{
	ASSERT(arID);
	BOOL returnflag=TRUE;
	for(int i=0;i<n;++i){
		if(!LoadToolbar(arID[i]))returnflag=FALSE;
	}
	return(returnflag);
}

BOOL BCMenu::LoadToolbar(UINT nToolBar)
{
	UINT nID,nStyle;
	BOOL returnflag=FALSE;
	BCMenuToolBar bar;
	int xoffset=-1,xset;
	int iconx,icony;
	
	CWnd* pWnd = AfxGetMainWnd();
	if (pWnd == NULL)pWnd = CWnd::GetDesktopWindow();
	bar.Create(pWnd);
	if(bar.LoadToolBar(nToolBar)){
		bar.GetIconSize(iconx,icony);
		if(iconx>m_iconX)m_iconX=iconx;
		if(icony>m_iconY)m_iconY=icony;
		CImageList imglist;
		imglist.Create(m_iconX,m_iconY,ILC_COLORDDB|ILC_MASK,1,1);
		if(AddBitmapToImageList(&imglist,nToolBar)){
			returnflag=TRUE;
			for(int i=0;i<bar.GetCount();++i){
				nID = bar.GetItemID(i); 
				if(nID && GetMenuState(nID, MF_BYCOMMAND)
					!=0xFFFFFFFF){
					xoffset=bar.CommandToIndex(nID);
					if(xoffset>=0){
						bar.GetButtonInfo(xoffset,nID,nStyle,xset);
						if(xset>0)xoffset=xset;
					}
					ModifyODMenu(NULL,nID,&imglist,xoffset);
				}
			}
		}
	}
	return(returnflag);
}

BOOL BCMenu::LoadFromToolBar(UINT nID,UINT nToolBar,int& xoffset)
{
	int xset,offset;
	UINT nStyle;
	BOOL returnflag=FALSE;
	CToolBar bar;
	
	CWnd* pWnd = AfxGetMainWnd();
	if (pWnd == NULL)pWnd = CWnd::GetDesktopWindow();
	bar.Create(pWnd);
	if(bar.LoadToolBar(nToolBar)){
		offset=bar.CommandToIndex(nID);
		if(offset>=0){
			bar.GetButtonInfo(offset,nID,nStyle,xset);
			if(xset>0)xoffset=xset;
			returnflag=TRUE;
		}
	}
	return(returnflag);
}

// O.S.
BCMenuData *BCMenu::FindMenuItem(UINT nID)
{
	BCMenuData *pData = NULL;
	int i;
	
	for(i = 0; i <= m_MenuList.GetUpperBound(); i++){
		if (m_MenuList[i]->nID == nID){
			pData = m_MenuList[i];
			break;
		}
	}
	if (!pData){
		int loc;
		BCMenu *pMenu = FindMenuOption(nID, loc);
		ASSERT(pMenu != this);
		if (loc >= 0){
			return pMenu->FindMenuItem(nID);
		}
	}
	return pData;
}


BCMenu *BCMenu::FindAnotherMenuOption(int nId,int& nLoc,CArray<BCMenu*,BCMenu*>&bcsubs,
									  CArray<int,int&>&bclocs)
{
	int i,numsubs,j;
	BCMenu *psubmenu,*pgoodmenu;
	BOOL foundflag;
	
	for(i=0;i<(int)(GetMenuItemCount());++i){
#ifdef _CPPRTTI 
		psubmenu=dynamic_cast<BCMenu *>(GetSubMenu(i));
#else
		psubmenu=(BCMenu *)GetSubMenu(i);
#endif
		if(psubmenu){
			pgoodmenu=psubmenu->FindAnotherMenuOption(nId,nLoc,bcsubs,bclocs);
			if(pgoodmenu)return(pgoodmenu);
		}
		else if(nId==(int)GetMenuItemID(i)){
			numsubs=bcsubs.GetSize();
			foundflag=TRUE;
			for(j=0;j<numsubs;++j){
				if(bcsubs[j]==this&&bclocs[j]==i){
					foundflag=FALSE;
					break;
				}
			}
			if(foundflag){
				nLoc=i;
				return(this);
			}
		}
	}
	nLoc = -1;
	return(NULL);
}

BCMenu *BCMenu::FindMenuOption(int nId,int& nLoc)
{
	int i;
	BCMenu *psubmenu,*pgoodmenu;
	
	for(i=0;i<(int)(GetMenuItemCount());++i){
#ifdef _CPPRTTI 
		psubmenu=dynamic_cast<BCMenu *>(GetSubMenu(i));
#else
		psubmenu=(BCMenu *)GetSubMenu(i);
#endif
		if(psubmenu){
			pgoodmenu=psubmenu->FindMenuOption(nId,nLoc);
			if(pgoodmenu)return(pgoodmenu);
		}
		else if(nId==(int)GetMenuItemID(i)){
			nLoc=i;
			return(this);
		}
	}
	nLoc = -1;
	return(NULL);
}

BCMenuData *BCMenu::FindMenuOption(wchar_t *lpstrText)
{
	int i,j;
	BCMenu *psubmenu;
	BCMenuData *pmenulist;
	
	for(i=0;i<(int)(GetMenuItemCount());++i){
#ifdef _CPPRTTI 
		psubmenu=dynamic_cast<BCMenu *>(GetSubMenu(i));
#else
		psubmenu=(BCMenu *)GetSubMenu(i);
#endif
		if(psubmenu){
			pmenulist=psubmenu->FindMenuOption(lpstrText);
			if(pmenulist)return(pmenulist);
		}
		else{
			const wchar_t *szWide;//SK: we use const to prevent misuse of this Ptr
			for(j=0;j<=m_MenuList.GetUpperBound();++j){     
				szWide = m_MenuList[j]->GetWideString ();
				if(szWide && !wcscmp(lpstrText,szWide))//SK: modified for dynamic allocation
					return(m_MenuList[j]);
			}
		}
	}
	return(NULL);
}


BOOL BCMenu::LoadMenu(int nResource)
{
	return(BCMenu::LoadMenu(MAKEINTRESOURCE(nResource)));
};

BOOL BCMenu::LoadMenu(LPCTSTR lpszResourceName)
{
	ASSERT_VALID(this);
	ASSERT(lpszResourceName != NULL);
	
	// Find the Menu Resource:
	HINSTANCE hInst = AfxFindResourceHandle(lpszResourceName,RT_MENU);
	HRSRC hRsrc = ::FindResource(hInst,lpszResourceName,RT_MENU);
	if (hRsrc == NULL){
		hInst = NULL;
		hRsrc = ::FindResource(hInst,lpszResourceName,RT_MENU);
	}
	if(hRsrc == NULL)return FALSE;
	
	// Load the Menu Resource:
	
	HGLOBAL hGlobal = LoadResource(hInst, hRsrc);
	if(hGlobal == NULL)return FALSE;

	// first destroy the menu if we're trying to loadmenu again
	DestroyMenu();

	// Attempt to create us as a menu...
	if(!CMenu::CreateMenu())return FALSE;
	
	// Get Item template Header, and calculate offset of MENUITEMTEMPLATES
	
	MENUITEMTEMPLATEHEADER *pTpHdr=
		(MENUITEMTEMPLATEHEADER*)LockResource(hGlobal);
	BYTE* pTp=(BYTE*)pTpHdr + 
		(sizeof(MENUITEMTEMPLATEHEADER) + pTpHdr->offset);
	
	
	// Variables needed during processing of Menu Item Templates:
	
	int j=0;
	WORD    dwFlags = 0;              // Flags of the Menu Item
	WORD    dwID  = 0;              // ID of the Menu Item
	UINT    uFlags;                  // Actual Flags.
	wchar_t *szCaption=NULL;
	int      nLen   = 0;                // Length of caption
	CTypedPtrArray<CPtrArray, BCMenu*>  m_Stack;    // Popup menu stack
	CArray<BOOL,BOOL>  m_StackEnd;    // Popup menu stack
	m_Stack.Add(this);                  // Add it to this...
	m_StackEnd.Add(FALSE);
	
	do{
		// Obtain Flags and (if necessary), the ID...
		memcpy(&dwFlags, pTp, sizeof(WORD));pTp+=sizeof(WORD);// Obtain Flags
		if(!(dwFlags & MF_POPUP)){
			memcpy(&dwID, pTp, sizeof(WORD)); // Obtain ID
			pTp+=sizeof(WORD);
		}
		else dwID = 0;
		
		uFlags = (UINT)dwFlags; // Remove MF_END from the flags that will
		if(uFlags & MF_END) // be passed to the Append(OD)Menu functions.
			uFlags -= MF_END;
		
		// Obtain Caption (and length)
		
		nLen = 0;
		szCaption=new wchar_t[wcslen((wchar_t *)pTp)+1];
		wcscpy(szCaption,(wchar_t *)pTp);
		pTp=&pTp[(wcslen((wchar_t *)pTp)+1)*sizeof(wchar_t)];//modified SK
		
		// Handle popup menus first....
		
		//WideCharToMultiByte
		if(dwFlags & MF_POPUP){
			if(dwFlags & MF_END)m_StackEnd.SetAt(m_Stack.GetUpperBound(),TRUE);
			BCMenu* pSubMenu = new BCMenu;
			pSubMenu->m_unselectcheck=m_unselectcheck;
			pSubMenu->m_selectcheck=m_selectcheck;
			pSubMenu->checkmaps=checkmaps;
			pSubMenu->checkmapsshare=TRUE;
			pSubMenu->CreatePopupMenu();
			
			// Append it to the top of the stack:
			
			m_Stack[m_Stack.GetUpperBound()]->AppendODMenuW(szCaption,uFlags,
				(UINT)pSubMenu->m_hMenu, -1);
			m_Stack.Add(pSubMenu);
			m_StackEnd.Add(FALSE);
		}
		else {
			m_Stack[m_Stack.GetUpperBound()]->AppendODMenuW(szCaption, uFlags,
				dwID, -1);
			if(dwFlags & MF_END)m_StackEnd.SetAt(m_Stack.GetUpperBound(),TRUE);
			j = m_Stack.GetUpperBound();
			while(j>=0 && m_StackEnd.GetAt(j)){
				m_Stack[m_Stack.GetUpperBound()]->InsertSpaces();
				m_Stack.RemoveAt(j);
				m_StackEnd.RemoveAt(j);
				--j;
			}
		}
		
		delete[] szCaption;
	}while(m_Stack.GetUpperBound() != -1);
	
	for(int i=0;i<(int)GetMenuItemCount();++i){
		CString str=m_MenuList[i]->GetString();
		if(GetSubMenu(i)){
			m_MenuList[i]->nFlags=MF_POPUP|MF_BYPOSITION;
			ModifyMenu(i,MF_POPUP|MF_BYPOSITION,
				(UINT)GetSubMenu(i)->m_hMenu,str);
		}
		else{
			m_MenuList[i]->nFlags=MF_STRING|MF_BYPOSITION;
			ModifyMenu(i,MF_STRING|MF_BYPOSITION,m_MenuList[i]->nID,str);
		}
	}

	m_loadmenu=TRUE;
	
	return(TRUE);
}

int BCMenu::GetMenuStart(void)
{
	if(!m_loadmenu)return(0);

	CString name,str;
	int menuloc=-1,listloc=-1,menustart=0,i=0,j=0;
	int nummenulist=m_MenuList.GetSize();
	int nummenu=(int)GetMenuItemCount();

	while(i<nummenu&&menuloc==-1){
		GetMenuString (i, name, MF_BYPOSITION);
		if(name.GetLength()>0){
			for(j=0;j<nummenulist;++j){
				str=m_MenuList[j]->GetString();
				if(name==str){
					menuloc=i;
					listloc=j;
					break;
				}
			}
		}
		++i;
	}
	if(menuloc>=0&&listloc>=0&&menuloc>=listloc)menustart=menuloc-listloc;
	return(menustart);
}

void BCMenu::RemoveTopLevelOwnerDraw(void)
{
	CString str;
	int i=0,j=0;
	int nummenulist=m_MenuList.GetSize(),menustart;

	menustart=GetMenuStart();
	for(i=menustart,j=0;i<(int)GetMenuItemCount();++i,++j){
		if(j<nummenulist){
			str=m_MenuList[j]->GetString();
			if(GetSubMenu(i)){
				m_MenuList[j]->nFlags=MF_POPUP|MF_BYPOSITION;
				ModifyMenu(i,MF_POPUP|MF_BYPOSITION,
					(UINT)GetSubMenu(i)->m_hMenu,str);
			}
		}
	}

}

void BCMenu::InsertSpaces(void)
{
	int i,j,numitems,maxlength;
	CString string,newstring;
	CSize t;
	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);
	
	CWnd *pWnd = AfxGetMainWnd();  
	if (pWnd == NULL)pWnd = CWnd::GetDesktopWindow();
	CDC *pDC = pWnd->GetDC();
	CFont* pFont = pDC->SelectObject (&m_fontMenu);
	
	numitems=GetMenuItemCount();
	maxlength = -1;
	for(i=0;i<numitems;++i){
		string=m_MenuList[i]->GetString();
		j=string.Find((char)9);
		newstring.Empty();
		if(j!=-1)newstring=string.Left(j);
		else newstring=string;
		newstring+=_T(" ");//SK: modified for Unicode correctness. 
		LPCTSTR lpstrText = (LPCTSTR)newstring;
		t=pDC->GetTextExtent(lpstrText,_tcslen(lpstrText));
		if(t.cx>maxlength)maxlength = t.cx;
	}
	for(i=0;i<numitems;++i){
		string=m_MenuList[i]->GetString();
		j=string.Find((char)9);
		if(j!=-1){
			newstring.Empty();
			newstring=string.Left(j);
			LPCTSTR lpstrText = (LPCTSTR)(newstring);
			t=pDC->GetTextExtent(lpstrText,_tcslen(lpstrText));
			while(t.cx<maxlength){
				newstring+=_T(' ');//SK: modified for Unicode correctness
				LPCTSTR lpstrText = (LPCTSTR)(newstring);
				t=pDC->GetTextExtent(lpstrText,_tcslen(lpstrText));
			}
			newstring+=string.Mid(j);
#ifdef UNICODE      
			m_MenuList[i]->SetWideString(newstring);//SK: modified for dynamic allocation
#else
			m_MenuList[i]->SetAnsiString(newstring);
#endif
		}
	}
	pDC->SelectObject (pFont);              // Select old font in
	pWnd->ReleaseDC(pDC);       // Release the DC