请问如何能做出像XP一样的MENU呢？

[testguest]

请问如何能做出像XP一样的MENU呢？

[caomuyong1]

void BCMenu::DrawItem (LPDRAWITEMSTRUCT lpDIS)
{
ASSERT(lpDIS != NULL);
CDC* pDC = CDC::FromHandle(lpDIS->hDC);
if(pDC->GetDeviceCaps(RASTERCAPS) & RC_PALETTE)DrawItem_Win9xNT2000(lpDIS);
else{
if(IsWinXPLuna()){
if(xp_drawmode==BCMENU_DRAWMODE_XP) DrawItem_WinXP(lpDIS);
else DrawItem_Win9xNT2000(lpDIS);
}
else{
if(original_drawmode==BCMENU_DRAWMODE_XP) DrawItem_WinXP(lpDIS);
else DrawItem_Win9xNT2000(lpDIS);
}
}
}

void BCMenu::DrawItem_Win9xNT2000 (LPDRAWITEMSTRUCT lpDIS)
{
ASSERT(lpDIS != NULL);
CDC* pDC = CDC::FromHandle(lpDIS->hDC);
CRect rect;
UINT state = (((BCMenuData*)(lpDIS->itemData))->nFlags);
CBrush m_brBackground;
COLORREF m_clrBack;

if(IsWinXPLuna())m_clrBack=GetSysColor(COLOR_3DFACE);
else m_clrBack=GetSysColor(COLOR_MENU);

m_brBackground.CreateSolidBrush(m_clrBack);

// remove the selected bit if it's grayed out
if(lpDIS->itemState & ODS_GRAYED&&!original_select_disabled){
if(lpDIS->itemState & ODS_SELECTED)lpDIS->itemState=lpDIS->itemState & ~ODS_SELECTED;
}

if(state & MF_SEPARATOR){
rect.CopyRect(&lpDIS->rcItem);
pDC->FillRect (rect,&m_brBackground);
rect.top += (rect.Height()>>1);
pDC->DrawEdge(&rect,EDGE_ETCHED,BF_TOP);
}
else{
CRect rect2;
BOOL standardflag=FALSE,selectedflag=FALSE,disableflag=FALSE;
BOOL checkflag=FALSE;
COLORREF crText = GetSysColor(COLOR_MENUTEXT);
CBrush m_brSelect;
CPen m_penBack;
int x0,y0,dy;
int nIconNormal=-1,xoffset=-1,global_offset=-1;
CImageList *bitmap=NULL;

// set some colors
m_penBack.CreatePen (PS_SOLID,0,m_clrBack);
m_brSelect.CreateSolidBrush(GetSysColor(COLOR_HIGHLIGHT));

// draw the colored rectangle portion

rect.CopyRect(&lpDIS->rcItem);
rect2=rect;

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

UINT state = lpDIS->itemState;
CString strText;

if(lpDIS->itemData != NULL){
nIconNormal = (((BCMenuData*)(lpDIS->itemData))->menuIconNormal);
xoffset = (((BCMenuData*)(lpDIS->itemData))->xoffset);
global_offset = (((BCMenuData*)(lpDIS->itemData))->global_offset);
bitmap = (((BCMenuData*)(lpDIS->itemData))->bitmap);
strText = ((BCMenuData*) (lpDIS->itemData))->GetString();

if(nIconNormal<0&&global_offset>=0){
xoffset=global_offset;
nIconNormal=0;
bitmap = &m_AllImages;
}

if(state&ODS_CHECKED && nIconNormal<0){
if(state&ODS_SELECTED && m_selectcheck>0)checkflag=TRUE;
else if(m_unselectcheck>0) checkflag=TRUE;
}
else if(nIconNormal != -1){
standardflag=TRUE;
if(state&ODS_SELECTED && !(state&ODS_GRAYED))selectedflag=TRUE;
else if(state&ODS_GRAYED) disableflag=TRUE;
}
}
else{
strText.Empty();
}

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(checkflag||standardflag||selectedflag||disableflag||state&ODS_CHECKED)
rect2.SetRect(rect.left+m_iconX+4+BCMENU_GAP,rect.top,rect.right,rect.bottom);
pDC->FillRect (rect2,&m_brSelect);

pDC->SelectObject (pOldPen);
crText = GetSysColor(COLOR_HIGHLIGHTTEXT);
}
else {
CPen *pOldPen = pDC->SelectObject (&m_penBack);
pDC->FillRect (rect,&m_brBackground);
pDC->SelectObject (pOldPen);

// draw the up edges
pDC->Draw3dRect (rect,m_clrBack,m_clrBack);
}

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

dy = (rect.Height()-4-m_iconY)/2;
dy = dy<0 ? 0 : dy;

if(checkflag||standardflag||selectedflag||disableflag){
rect2.SetRect(rect.left+1,rect.top+1+dy,rect.left+m_iconX+3,
rect.top+m_iconY+3+dy);
pDC->Draw3dRect (rect2,m_clrBack,m_clrBack);
if(checkflag && checkmaps){
pDC->FillRect (rect2,&m_brBackground);
rect2.SetRect(rect.left,rect.top+dy,rect.left+m_iconX+4,
rect.top+m_iconY+4+dy);

pDC->Draw3dRect (rect2,m_clrBack,m_clrBack);
CPoint ptImage(rect.left+2,rect.top+2+dy);

if(state&ODS_SELECTED)checkmaps->Draw(pDC,1,ptImage,ILD_TRANSPARENT);
else checkmaps->Draw(pDC,0,ptImage,ILD_TRANSPARENT);
}
else if(disableflag){
if(!selectedflag){
CBitmap bitmapstandard;
GetBitmapFromImageList(pDC,bitmap,xoffset,bitmapstandard);
rect2.SetRect(rect.left,rect.top+dy,rect.left+m_iconX+4,
rect.top+m_iconY+4+dy);

[caomuyong1]

接上:
pDC->Draw3dRect (rect2,m_clrBack,m_clrBack);
if(disable_old_style)
DitherBlt(lpDIS->hDC,rect.left+2,rect.top+2+dy,m_iconX,m_iconY,
(HBITMAP)(bitmapstandard),0,0,m_clrBack);
else
DitherBlt2(pDC,rect.left+2,rect.top+2+dy,m_iconX,m_iconY,
bitmapstandard,0,0,m_clrBack);
bitmapstandard.DeleteObject();
}
}
else if(selectedflag){
pDC->FillRect (rect2,&m_brBackground);
rect2.SetRect(rect.left,rect.top+dy,rect.left+m_iconX+4,
rect.top+m_iconY+4+dy);
if (IsNewShell()){
if(state&ODS_CHECKED)
pDC->Draw3dRect(rect2,GetSysColor(COLOR_3DSHADOW),
GetSysColor(COLOR_3DHILIGHT));
else
pDC->Draw3dRect(rect2,GetSysColor(COLOR_3DHILIGHT),
GetSysColor(COLOR_3DSHADOW));
}
CPoint ptImage(rect.left+2,rect.top+2+dy);
if(bitmap)bitmap->Draw(pDC,xoffset,ptImage,ILD_TRANSPARENT);
}
else{
if(state&ODS_CHECKED){
CBrush brush;
COLORREF col = m_clrBack;
col = LightenColor(col,0.6);
brush.CreateSolidBrush(col);
pDC->FillRect(rect2,&brush);
brush.DeleteObject();
rect2.SetRect(rect.left,rect.top+dy,rect.left+m_iconX+4,
rect.top+m_iconY+4+dy);
if (IsNewShell())
pDC->Draw3dRect(rect2,GetSysColor(COLOR_3DSHADOW),
GetSysColor(COLOR_3DHILIGHT));
}
else{
pDC->FillRect (rect2,&m_brBackground);
rect2.SetRect(rect.left,rect.top+dy,rect.left+m_iconX+4,
rect.top+m_iconY+4+dy);
pDC->Draw3dRect (rect2,m_clrBack,m_clrBack);
}
CPoint ptImage(rect.left+2,rect.top+2+dy);
if(bitmap)bitmap->Draw(pDC,xoffset,ptImage,ILD_TRANSPARENT);
}
}
if(nIconNormal<0 && state&ODS_CHECKED && !checkflag){
rect2.SetRect(rect.left+1,rect.top+2+dy,rect.left+m_iconX+1,
rect.top+m_iconY+2+dy);
CMenuItemInfo info;
info.fMask = MIIM_CHECKMARKS;
::GetMenuItemInfo((HMENU)lpDIS->hwndItem,lpDIS->itemID,
MF_BYCOMMAND, &info);
if(state&ODS_CHECKED || info.hbmpUnchecked) {
Draw3DCheckmark(pDC, rect2, state&ODS_SELECTED,
state&ODS_CHECKED ? info.hbmpChecked :
info.hbmpUnchecked);
}
}

//This is needed always so that we can have the space for check marks

x0=rect.left;y0=rect.top;
rect.left = rect.left + m_iconX + 8 + BCMENU_GAP;

if(!strText.IsEmpty()){

CRect rectt(rect.left,rect.top-1,rect.right,rect.bottom-1);

// Find tabs

CString leftStr,rightStr;
leftStr.Empty();rightStr.Empty();
int tablocr=strText.ReverseFind(_T('\t'));
if(tablocr!=-1){
rightStr=strText.Mid(tablocr+1);
leftStr=strText.Left(strText.Find(_T('\t')));
rectt.right-=m_iconX;
}
else leftStr=strText;

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{

// Draw the disabled text
if(!(state & ODS_SELECTED)){
RECT offset = *rectt;
offset.left+=1;
offset.right+=1;
offset.top+=1;
offset.bottom+=1;
pDC->SetTextColor(GetSysColor(COLOR_BTNHILIGHT));
pDC->DrawText(leftStr,&offset, nFormat);
if(tablocr!=-1) pDC->DrawText (rightStr,&offset,nFormatr);
pDC->SetTextColor(GetSysColor(COLOR_GRAYTEXT));
pDC->DrawText(leftStr,rectt, nFormat);
if(tablocr!=-1) pDC->DrawText (rightStr,rectt,nFormatr);
}
else{
// And the standard Grey text:
pDC->SetTextColor(m_clrBack);
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();
}

[caomuyong1]

怎么样