110 lines
No EOL
2.8 KiB
C++
110 lines
No EOL
2.8 KiB
C++
// TMenu.cpp : implementation file
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//
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#include "stdafx.h"
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#include "TMenu.h"
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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/////////////////////////////////////////////////////////////////////////////
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// CTMenu
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CTMenu::CTMenu()
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{
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HFONT hfont = CreatePopupMenuTitleFont();
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ASSERT(hfont);
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m_Font.Attach(hfont);
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}
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CTMenu::~CTMenu()
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{
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m_Font.DeleteObject();
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}
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/////////////////////////////////////////////////////////////////////////////
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// CTMenu message handlers
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HFONT CTMenu::CreatePopupMenuTitleFont()
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{
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// start by getting the stock menu font
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HFONT hfont = (HFONT)GetStockObject(ANSI_VAR_FONT);
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if (hfont)
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{
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LOGFONT lf; //get the complete LOGFONT describing this font
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if (GetObject(hfont, sizeof(LOGFONT), &lf))
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{
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lf.lfWeight = FW_BOLD; // set the weight to bold
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// recreate this font with just the weight changed
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return ::CreateFontIndirect(&lf);
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}
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}
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return NULL;
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}
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//
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// This function adds a title entry to a popup menu
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//
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void CTMenu::AddMenuTitle(LPCTSTR lpszTitle)
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{
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// insert an empty owner-draw item at top to serve as the title
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// note: item is not selectable (disabled) but not grayed
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m_strTitle=CString(lpszTitle);
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InsertMenu(0, MF_BYPOSITION | MF_OWNERDRAW | MF_STRING | MF_DISABLED, 0);
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}
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void CTMenu::MeasureItem(LPMEASUREITEMSTRUCT mi)
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{
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// get the screen dc to use for retrieving size information
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CDC dc;
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dc.Attach(::GetDC(NULL));
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// select the title font
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HFONT hfontOld = (HFONT)SelectObject(dc.m_hDC, (HFONT)m_Font);
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// compute the size of the title
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CSize size = dc.GetTextExtent(m_strTitle);
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// deselect the title font
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::SelectObject(dc.m_hDC, hfontOld);
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// add in the left margin for the menu item
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size.cx += GetSystemMetrics(SM_CXMENUCHECK)+8;
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//Return the width and height
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//+ include space for border
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const int nBorderSize = 2;
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mi->itemWidth = size.cx + nBorderSize;
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mi->itemHeight = size.cy + nBorderSize;
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}
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void CTMenu::DrawItem(LPDRAWITEMSTRUCT di)
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{
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//Draw the background and a sunken rect...
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COLORREF crOldBk = ::SetBkColor(di->hDC, ::GetSysColor(COLOR_INACTIVECAPTION));
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::ExtTextOut(di->hDC, 0, 0, ETO_OPAQUE, &di->rcItem, NULL, 0, NULL);
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::DrawEdge(di->hDC, &di->rcItem, BDR_SUNKENINNER, BF_RECT);
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int modeOld = ::SetBkMode(di->hDC, TRANSPARENT);
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COLORREF crOld = ::SetTextColor(di->hDC, GetSysColor(COLOR_CAPTIONTEXT));
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// select font into the dc
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HFONT hfontOld = (HFONT)SelectObject(di->hDC, (HFONT)m_Font);
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// add the menu margin offset
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di->rcItem.left += GetSystemMetrics(SM_CXMENUCHECK)+8;
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// draw the text left aligned and vertically centered
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::DrawText(di->hDC, m_strTitle, -1, &di->rcItem, DT_SINGLELINE|DT_VCENTER|DT_LEFT);
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//Restore font and colors...
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::SelectObject(di->hDC, hfontOld);
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::SetBkMode(di->hDC, modeOld);
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::SetBkColor(di->hDC, crOldBk);
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::SetTextColor(di->hDC, crOld);
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} |