atlctrlw.h

一个与传统电子字典不同的字典

		T* pT = static_cast<T*>(this);
		pT->DoPopupMenu(nIndex, false);
		return 0;
	}

	LRESULT OnInternalGetBar(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/)
	{
		// Let's make sure we're not embedded in another process
		if((LPVOID)wParam != NULL)
			*((DWORD*)wParam) = GetCurrentProcessId();
		if(IsWindowVisible())
			return (LRESULT)static_cast<CCommandBarCtrlBase*>(this);
		else
			return NULL;
	}

	LRESULT OnSettingChange(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& /*bHandled*/)
	{
#ifndef SPI_GETKEYBOARDCUES
		const UINT SPI_SETKEYBOARDCUES = 0x100B;
#endif // !SPI_GETKEYBOARDCUES
#ifndef SPI_GETFLATMENU
		const UINT SPI_SETFLATMENU = 0x1023;
#endif // !SPI_GETFLATMENU

		if(wParam == SPI_SETNONCLIENTMETRICS || wParam == SPI_SETKEYBOARDCUES || wParam == SPI_SETFLATMENU)
		{
			T* pT = static_cast<T*>(this);
			pT->GetSystemSettings();
		}

		return 0;
	}

	LRESULT OnWindowPosChanging(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& /*bHandled*/)
	{
		LRESULT lRet = DefWindowProc(uMsg, wParam, lParam);

		LPWINDOWPOS lpWP = (LPWINDOWPOS)lParam;
		int cyMin = ::GetSystemMetrics(SM_CYMENU);
		if(lpWP->cy < cyMin)
		lpWP->cy = cyMin;

		return lRet;
	}

	LRESULT OnMenuChar(UINT /*uMsg*/, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
#ifdef _CMDBAR_EXTRA_TRACE
		ATLTRACE2(atlTraceUI, 0, _T("CmdBar - OnMenuChar\n"));
#endif
		bHandled = TRUE;
		T* pT = static_cast<T*>(this);

		LRESULT lRet;
		if(m_bMenuActive && LOWORD(wParam) != 0x0D)
			lRet = 0;
		else
			lRet = MAKELRESULT(1, 1);

		if(m_bMenuActive && HIWORD(wParam) == MF_POPUP)
		{
			// Convert character to lower/uppercase and possibly Unicode, using current keyboard layout
			TCHAR ch = (TCHAR)LOWORD(wParam);
			CMenuHandle menu = (HMENU)lParam;
			int nCount = ::GetMenuItemCount(menu);
			int nRetCode = MNC_EXECUTE;
			BOOL bRet = FALSE;
			TCHAR szString[pT->_nMaxMenuItemTextLength];
			WORD wMnem = 0;
			bool bFound = false;
			for(int i = 0; i < nCount; i++)
			{
				CMenuItemInfo mii;
				mii.cch = pT->_nMaxMenuItemTextLength;
				mii.fMask = MIIM_CHECKMARKS | MIIM_DATA | MIIM_ID | MIIM_STATE | MIIM_SUBMENU | MIIM_TYPE;
				mii.dwTypeData = szString;
				bRet = menu.GetMenuItemInfo(i, TRUE, &mii);
				if(!bRet || (mii.fType & MFT_SEPARATOR))
					continue;
				_MenuItemData* pmd = (_MenuItemData*)mii.dwItemData;
				if(pmd != NULL && pmd->IsCmdBarMenuItem())
				{
					LPTSTR p = pmd->lpstrText;

					if(p != NULL)
					{
						while(*p && *p != _T('&'))
							p = ::CharNext(p);
						if(p != NULL && *p)
						{
							DWORD dwP = MAKELONG(*(++p), 0);
							DWORD dwC = MAKELONG(ch, 0);
							if(::CharLower((LPTSTR)ULongToPtr(dwP)) == ::CharLower((LPTSTR)ULongToPtr(dwC)))
							{
								if(!bFound)
								{
									wMnem = (WORD)i;
									bFound = true;
								}
								else
								{
									nRetCode = MNC_SELECT;
									break;
								}
							}
						}
					}
				}
			}
			if(bFound)
			{
				if(nRetCode == MNC_EXECUTE)
				{
					PostMessage(TB_SETHOTITEM, (WPARAM)-1, 0L);
					pT->GiveFocusBack();
				}
				bHandled = TRUE;
				lRet = MAKELRESULT(wMnem, nRetCode);
			}
		} 
		else if(!m_bMenuActive)
		{
			int nBtn = 0;
			if(!MapAccelerator((TCHAR)LOWORD(wParam), nBtn))
			{
				bHandled = FALSE;
				PostMessage(TB_SETHOTITEM, (WPARAM)-1, 0L);
				pT->GiveFocusBack();

#if (_WIN32_IE >= 0x0500)
				// check if we should display chevron menu
				if((TCHAR)LOWORD(wParam) == pT->_chChevronShortcut)
				{
					if(pT->DisplayChevronMenu())
						bHandled = TRUE;
				}
#endif // (_WIN32_IE >= 0x0500)
			}
			else if(m_wndParent.IsWindowEnabled())
			{
#if (_WIN32_IE >= 0x0500)
				RECT rcClient = { 0 };
				GetClientRect(&rcClient);
				RECT rcBtn = { 0 };
				GetItemRect(nBtn, &rcBtn);
				TBBUTTON tbb = { 0 };
				GetButton(nBtn, &tbb);
				if((tbb.fsState & TBSTATE_ENABLED) != 0 && (tbb.fsState & TBSTATE_HIDDEN) == 0 && rcBtn.right <= rcClient.right)
				{
#endif // (_WIN32_IE >= 0x0500)
					if(m_bUseKeyboardCues && !m_bShowKeyboardCues)
					{
						m_bAllowKeyboardCues = true;
						ShowKeyboardCues(true);
					}
					pT->TakeFocus();
					PostMessage(WM_KEYDOWN, VK_DOWN, 0L);
					SetHotItem(nBtn);
#if (_WIN32_IE >= 0x0500)
				}
				else
				{
					::MessageBeep(0);
				}
#endif // (_WIN32_IE >= 0x0500)
			}
		}

		return lRet;
	}

	LRESULT OnDrawItem(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled)
	{
		LPDRAWITEMSTRUCT lpDrawItemStruct = (LPDRAWITEMSTRUCT)lParam;
		_MenuItemData* pmd = (_MenuItemData*)lpDrawItemStruct->itemData;
		if(lpDrawItemStruct->CtlType == ODT_MENU && pmd != NULL && pmd->IsCmdBarMenuItem())
		{
			T* pT = static_cast<T*>(this);
			pT->DrawItem(lpDrawItemStruct);
		}
		else
		{
			bHandled = FALSE;
		}
		return (LRESULT)TRUE;
	}

	LRESULT OnMeasureItem(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& bHandled)
	{
		LPMEASUREITEMSTRUCT lpMeasureItemStruct = (LPMEASUREITEMSTRUCT)lParam;
		_MenuItemData* pmd = (_MenuItemData*)lpMeasureItemStruct->itemData;
		if(lpMeasureItemStruct->CtlType == ODT_MENU && pmd != NULL && pmd->IsCmdBarMenuItem())
		{
			T* pT = static_cast<T*>(this);
			pT->MeasureItem(lpMeasureItemStruct);
		}
		else
		{
			bHandled = FALSE;
		}
		return (LRESULT)TRUE;
	}

// API message handlers
	LRESULT OnAPIGetMenu(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
	{
		return (LRESULT)m_hMenu;
	}

	LRESULT OnAPITrackPopupMenu(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM lParam, BOOL& /*bHandled*/)
	{
		if(lParam == NULL)
			return FALSE;
		LPCBRPOPUPMENU lpCBRPopupMenu = (LPCBRPOPUPMENU)lParam;
		if(lpCBRPopupMenu->cbSize != sizeof(CBRPOPUPMENU))
			return FALSE;

		T* pT = static_cast<T*>(this);
		return pT->TrackPopupMenu(lpCBRPopupMenu->hMenu, lpCBRPopupMenu->uFlags, lpCBRPopupMenu->x, lpCBRPopupMenu->y, lpCBRPopupMenu->lptpm);
	}

	LRESULT OnAPIGetCmdBar(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& /*bHandled*/)
	{
		return (LRESULT)m_hWnd;
	}

// Parent window message handlers
	LRESULT OnParentHotItemChange(int /*idCtrl*/, LPNMHDR pnmh, BOOL& bHandled)
	{
		LPNMTBHOTITEM lpNMHT = (LPNMTBHOTITEM)pnmh;

		// Check if this comes from us
		if(pnmh->hwndFrom != m_hWnd)
		{
			bHandled = FALSE;
			return 0;
		}

		bool bBlockTracking = false;
		if((m_dwExtendedStyle & CBR_EX_TRACKALWAYS) == 0)
		{
			DWORD dwProcessID;
			::GetWindowThreadProcessId(::GetActiveWindow(), &dwProcessID);
			bBlockTracking = (::GetCurrentProcessId() != dwProcessID);
		}

		if((!m_wndParent.IsWindowEnabled() || bBlockTracking) && (lpNMHT->dwFlags & HICF_MOUSE))
		{
			return 1;
		}
		else
		{
#ifndef HICF_LMOUSE
			const DWORD HICF_LMOUSE = 0x00000080;   // left mouse button selected
#endif
			bHandled = FALSE;

			// Send WM_MENUSELECT to the app if it needs to display a status text
			if(!(lpNMHT->dwFlags & HICF_MOUSE)
				&& !(lpNMHT->dwFlags & HICF_ACCELERATOR)
				&& !(lpNMHT->dwFlags & HICF_LMOUSE))
			{
				if(lpNMHT->dwFlags & HICF_ENTERING)
					m_wndParent.SendMessage(WM_MENUSELECT, 0, (LPARAM)m_hMenu);
				if(lpNMHT->dwFlags & HICF_LEAVING)
					m_wndParent.SendMessage(WM_MENUSELECT, MAKEWPARAM(0, 0xFFFF), NULL);
			}

			return 0;
		}
	}

	LRESULT OnParentDropDown(int /*idCtrl*/, LPNMHDR pnmh, BOOL& bHandled)
	{
		// Check if this comes from us
		if(pnmh->hwndFrom != m_hWnd)
		{
			bHandled = FALSE;
			return 1;
		}

		T* pT = static_cast<T*>(this);
		if(::GetFocus() != m_hWnd)
			pT->TakeFocus();
		LPNMTOOLBAR pNMToolBar = (LPNMTOOLBAR)pnmh;
		int nIndex = CommandToIndex(pNMToolBar->iItem);
		m_bContextMenu = false;
		m_bEscapePressed = false;
		pT->DoPopupMenu(nIndex, true);

		return TBDDRET_DEFAULT;
	}

	LRESULT OnParentInitMenuPopup(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnInitMenuPopup(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentInternalGetBar(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnInternalGetBar(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentSysCommand(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& bHandled)
	{
		bHandled = FALSE;
		if((m_uSysKey == VK_MENU 
			|| (m_uSysKey == VK_F10 && !(::GetKeyState(VK_SHIFT) & 0x80))
			|| m_uSysKey == VK_SPACE) 
			&& wParam == SC_KEYMENU)
		{
			T* pT = static_cast<T*>(this);
			if(::GetFocus() == m_hWnd)
			{
				pT->GiveFocusBack();   // exit menu "loop"
				PostMessage(TB_SETHOTITEM, (WPARAM)-1, 0L);
			}
			else if(m_uSysKey != VK_SPACE && !m_bSkipMsg)
			{
				if(m_bUseKeyboardCues && !m_bShowKeyboardCues && m_bAllowKeyboardCues)
					ShowKeyboardCues(true);

				pT->TakeFocus();      // enter menu "loop"
				bHandled = TRUE;
			}
			else if(m_uSysKey != VK_SPACE)
			{
				bHandled = TRUE;
			}
		}
		m_bSkipMsg = false;
		return 0;
	}

	LRESULT OnParentAPIGetMenu(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnAPIGetMenu(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentMenuChar(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnMenuChar(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentAPITrackPopupMenu(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnAPITrackPopupMenu(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentAPIGetCmdBar(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnAPIGetCmdBar(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentSettingChange(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		OnSettingChange(uMsg, wParam, lParam, bHandled);
		bHandled = FALSE;
		return 1;
	}

	LRESULT OnParentDrawItem(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnDrawItem(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentMeasureItem(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
	{
		return OnMeasureItem(uMsg, wParam, lParam, bHandled);
	}

	LRESULT OnParentActivate(UINT /*uMsg*/, WPARAM wParam, LPARAM /*lParam*/, BOOL& bHandled)
	{
		m_bParentActive = (LOWORD(wParam) != WA_INACTIVE);
		if(!m_bParentActive && m_bUseKeyboardCues && m_bShowKeyboardCues)
		{
			ShowKeyboardCues(false);   // this will repaint our window
		}
		else
		{
			Invalidate();
			UpdateWindow();
		}
		bHandled = FALSE;
		return 1;
	}

	LRESULT OnParentCustomDraw(int /*idCtrl*/, LPNMHDR pnmh, BOOL& bHandled)
	{
		LRESULT lRet = CDRF_DODEFAULT;
		bHandled = FALSE;
		if(pnmh->hwndFrom == m_hWnd)
		{
			LPNMTBCUSTOMDRAW lpTBCustomDraw = (LPNMTBCUSTOMDRAW)pnmh;
			if(lpTBCustomDraw->nmcd.dwDrawStage == CDDS_PREPAINT)
			{
				lRet = CDRF_NOTIFYITEMDRAW;
				bHandled = TRUE;
			}
			else if(lpTBCustomDraw->nmcd.dwDrawStage == CDDS_ITEMPREPAINT)
			{
				if(m_bFlatMenus)
				{
#ifndef COLOR_MENUHILIGHT
					const int COLOR_MENUHILIGHT = 29;
#endif // !COLOR_MENUHILIGHT
					bool bDisabled = ((lpTBCustomDraw->nmcd.uItemState & CDIS_DISABLED) == CDIS_DISABLED);
					if(!bDisabled && ((lpTBCustomDraw->nmcd.uItemState & CDIS_HOT) == CDIS_HOT || 
						(lpTBCustomDraw->nmcd.uItemState & CDIS_SELECTED) == CDIS_SELECTED))
					{
						::FillRect(lpTBCustomDraw->nmcd.hdc, &lpTBCustomDraw->nmcd.rc, ::GetSysColorBrush(COLOR_MENUHILIGHT));
						::FrameRect(lpTBCustomDraw->nmcd.hdc, &lpTBCustomDraw->nmcd.rc, ::GetSysColorBrush(COLOR_HIGHLIGHT));
						lpTBCustomDraw->clrText = ::GetSysColor(m_bParentActive ? COLOR_HIGHLIGHTTEXT : COLOR_GRAYTEXT);
					}
					else if(bDisabled || !m_bParentActive)
					{
						lpTBCustomDraw->clrText = ::GetSysColor(COLOR_GRAYTEXT);
					}
					CDCHandle dc = lpTBCustomDraw->nmcd.hdc;
					dc.SetTextColor(lpTBCustomDraw->clrText);
					dc.SetBkMode(lpTBCustomDraw->nStringBkMode);
					HFONT hFont = GetFont();
					HFONT hFontOld = NULL;
					if(hFont != NULL)
						hFontOld = dc.SelectFont(hFont);
					const int cchText = 200;
					TCHAR szText[cchText] = { 0 };
					TBBUTTONINFO tbbi = { 0 };
					tbbi.cbSize = sizeof(TBBUTTONINFO);
					tbbi.dwMask = TBIF_TEXT;
					tbbi.pszText = szText;
					tbbi.cchText = cchText;
					GetButtonInfo((int)lpTBCustomDraw->nmcd.dwItemSpec, &tbbi);
					dc.DrawText(szText, -1, &lpTBCustomDraw->nmcd.rc, DT_SINGLELINE | DT_CENTER | DT_VCENTER | (m_bShowKeyboardCues ? 0 : DT_HIDEPREFIX));
					if(hFont != NULL)
						dc.SelectFont(hFontOld);
					lRet = CDRF_SKIPDEFAULT;
					bHandled = TRUE;
				}
				else if(!m_bParentActive)
				{
					lpTBCustomDraw->clrText = ::GetSysColor(COLOR_GRAYTEXT);
					bHandled = TRUE;
				}
			}
		}
		return lRet;
	}

// Message hook handlers
	LRESULT OnHookMouseMove(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/, BOOL& bHandled)
	{
		static POINT s_point = { -1, -1 };
		DWORD dwPoint = ::GetMessagePos();
		POINT point = { GET_X_LPARAM(dwPoint), GET_Y_LPARAM(dwPoint) };

		bHandled = FALSE;
		if(m_bMenuActive)
		{
			if(::WindowFromPoint(point) == m_hWnd)
			{
				ScreenToClient(&point);
				int nHit = HitTest(&point);

				if((point.x != s_point.x || point.y != s_point.y) && nHit >= 0 && nHit < ::GetMenuItemCount(m_hMenu) && nHit != m_nPopBtn && m_nPopBtn != -1)
				{
					TBBUTTON tbb = { 0 };