471 lines
12 KiB
C++
471 lines
12 KiB
C++
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///////////////////////////////////////////////////////////////////////////////////////////////////////////
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//
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// MMENU.CPP: Defines custom menu interface for multimedia applet
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//
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// Copyright (c) Microsoft Corporation 1998
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//
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// 1/28/98 David Stewart / dstewart
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//
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///////////////////////////////////////////////////////////////////////////////////////////////////////////
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#include "windows.h"
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#include "mmenu.h"
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#include "tchar.h"
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#include "resource.h"
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#define ICON_SPACING 3
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extern HINSTANCE hInst;
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typedef struct ownermenu
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{
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TCHAR szText[MAX_PATH];
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HICON hIcon;
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} OWNERMENU, *LPOWNERMENU;
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HRESULT AllocCustomMenu(CustomMenu** ppMenu)
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{
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*ppMenu = new CCustomMenu();
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if (*ppMenu==NULL)
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{
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return E_OUTOFMEMORY;
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}
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return S_OK;
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}
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CCustomMenu::CCustomMenu()
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{
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m_hMenu = CreatePopupMenu();
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//get system font for any owner drawing
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NONCLIENTMETRICS metrics;
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metrics.cbSize = sizeof(metrics);
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SystemParametersInfo(SPI_GETNONCLIENTMETRICS,sizeof(metrics),&metrics,0);
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m_hFont = CreateFontIndirect(&metrics.lfMenuFont);
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if (metrics.lfMenuFont.lfCharSet == ANSI_CHARSET)
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{
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metrics.lfMenuFont.lfWeight = FW_BOLD;
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}
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m_hBoldFont = CreateFontIndirect(&metrics.lfMenuFont);
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if (IsBiDiLocalizedSystem(NULL))
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{
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m_bRTLMenu = TRUE;
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}
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else
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{
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m_bRTLMenu = FALSE;
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}
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}
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CCustomMenu::~CCustomMenu()
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{
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//clean up string data in menus
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int x = GetMenuItemCount(m_hMenu);
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for (int i = 0; i < x; i++)
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{
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MENUITEMINFO mii;
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ZeroMemory(&mii,sizeof(mii));
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mii.cbSize = sizeof(mii);
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mii.fMask = MIIM_DATA|MIIM_TYPE;
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GetMenuItemInfo(m_hMenu,i,TRUE,&mii);
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if ((mii.dwItemData!=0) && (mii.fType & MFT_OWNERDRAW))
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{
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OWNERMENU* pMenu = (OWNERMENU*)mii.dwItemData;
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if (pMenu)
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{
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DestroyIcon(pMenu->hIcon);
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delete [] pMenu;
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}
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}
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}
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DestroyMenu(m_hMenu);
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DeleteObject(m_hFont);
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DeleteObject(m_hBoldFont);
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}
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void CCustomMenu::Destroy()
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{
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delete this;
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}
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BOOL CCustomMenu::AppendMenu(HINSTANCE hInst, int nStringID, CustomMenu* pMenu)
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{
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TCHAR szMenu[MAX_PATH];
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LoadString(hInst,nStringID,szMenu,sizeof(szMenu)/sizeof(TCHAR));
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return ::AppendMenu(m_hMenu,MF_STRING|MF_POPUP,(UINT_PTR)pMenu->GetMenuHandle(),szMenu);
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}
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BOOL CCustomMenu::AppendMenu(int nMenuID, TCHAR* szMenu)
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{
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return ::AppendMenu(m_hMenu,MF_STRING,nMenuID,szMenu);
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}
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BOOL CCustomMenu::AppendMenu(int nMenuID, HINSTANCE hInst, int nStringID)
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{
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TCHAR szMenu[MAX_PATH];
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LoadString(hInst,nStringID,szMenu,sizeof(szMenu)/sizeof(TCHAR));
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return ::AppendMenu(m_hMenu,MF_STRING,nMenuID,szMenu);
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}
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BOOL CCustomMenu::AppendSeparator()
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{
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return ::AppendMenu(m_hMenu,MF_SEPARATOR,0,0);
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}
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BOOL CCustomMenu::AppendMenu(int nMenuID, HINSTANCE hInst, int nIconID, int nStringID)
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{
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OWNERMENU* pMenu = new OWNERMENU;
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if (!pMenu)
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{
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return FALSE;
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}
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LoadString(hInst,nStringID,pMenu->szText,sizeof(pMenu->szText)/sizeof(TCHAR));
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int cxMiniIcon = (int)GetSystemMetrics(SM_CXSMICON);
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int cyMiniIcon = (int)GetSystemMetrics(SM_CYSMICON);
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pMenu->hIcon = (HICON)LoadImage(hInst, MAKEINTRESOURCE(nIconID), IMAGE_ICON, cxMiniIcon, cyMiniIcon, LR_DEFAULTCOLOR);
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BOOL fAppend = ::AppendMenu(m_hMenu,MF_OWNERDRAW,nMenuID,(LPTSTR)pMenu);
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if (fAppend)
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{
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//this code allows the owner-draw menu to have text that can be read
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//by narrator and other apps that help with accessibility.
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MENUITEMINFO mii;
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memset(&mii, 0, sizeof(MENUITEMINFO));
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mii.cbSize = sizeof(MENUITEMINFO);
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mii.fMask = MIIM_STRING;
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mii.dwTypeData = pMenu->szText;
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mii.cch = sizeof (pMenu->szText) / sizeof(TCHAR);
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::SetMenuItemInfo(m_hMenu,nMenuID,FALSE,&mii);
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}
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return (fAppend);
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}
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BOOL CCustomMenu::TrackPopupMenu(UINT uFlags, int x, int y, HWND hwnd, CONST RECT* pRect)
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{
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TPMPARAMS tpm;
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tpm.cbSize = sizeof(tpm);
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memcpy(&(tpm.rcExclude),pRect,sizeof(RECT));
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// if m_bRTLMenu then make the menu is right aligned and RTL reading.
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if (m_bRTLMenu) {
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MENUITEMINFO mii;
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TCHAR szMenuString[MAX_PATH];
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memset(&mii, 0, sizeof(MENUITEMINFO));
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mii.cbSize = sizeof(MENUITEMINFO);
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mii.fMask = MIIM_TYPE;
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mii.dwTypeData = szMenuString;
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mii.cch = sizeof (szMenuString) / sizeof(TCHAR);
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if ((mii.fType != MFT_OWNERDRAW) && (mii.fType != MFT_BITMAP)) {
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if(GetMenuItemInfo(m_hMenu, 0, TRUE, &mii)) {
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mii.fType |= (MFT_RIGHTORDER | MFT_RIGHTJUSTIFY);
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SetMenuItemInfo(m_hMenu, 0, TRUE, &mii);
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}
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}
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}
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return ::TrackPopupMenuEx(m_hMenu,uFlags,x,y,hwnd,&tpm);
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}
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BOOL CCustomMenu::SetMenuDefaultItem(UINT uItem, UINT fByPos)
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{
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return ::SetMenuDefaultItem(m_hMenu,uItem,fByPos);
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}
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void CCustomMenu::MeasureItem(HWND hwnd, LPMEASUREITEMSTRUCT pMeasure)
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{
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OWNERMENU* szMenu = (OWNERMENU*)pMeasure->itemData;
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int cxMiniIcon = (int)GetSystemMetrics(SM_CXSMICON);
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int cyMiniIcon = (int)GetSystemMetrics(SM_CYSMICON);
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HDC hdc = GetDC(hwnd);
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HFONT hOrgFont = (HFONT)SelectObject(hdc,m_hBoldFont);
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SIZE size;
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GetTextExtentPoint32(hdc, szMenu->szText, _tcslen(szMenu->szText), &size );
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pMeasure->itemWidth = size.cx + cxMiniIcon + (ICON_SPACING*2);
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pMeasure->itemHeight = max(cyMiniIcon,size.cy);
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SelectObject(hdc,hOrgFont);
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ReleaseDC(hwnd,hdc);
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}
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void CCustomMenu::DrawItem(HWND hwnd, LPDRAWITEMSTRUCT pDraw)
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{
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OWNERMENU* szMenu = (OWNERMENU*)pDraw->itemData;
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HDC hdc = pDraw->hDC;
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COLORREF colorFill = GetSysColor(COLOR_MENU);
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COLORREF colorText = GetSysColor(COLOR_MENUTEXT);
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if (pDraw->itemState & ODS_SELECTED)
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{
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colorFill = GetSysColor(COLOR_HIGHLIGHT);
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colorText = GetSysColor(COLOR_HIGHLIGHTTEXT);
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}
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HBRUSH hbrBack = CreateSolidBrush(GetSysColor(COLOR_MENU));
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//blit the icon, always with menu color background
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int cxMiniIcon = (int)GetSystemMetrics(SM_CXSMICON);
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int cyMiniIcon = (int)GetSystemMetrics(SM_CYSMICON);
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// if m_bRTLMenu then draw the icon on the right hand side.
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if (m_bRTLMenu) {
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DrawIconEx(hdc,pDraw->rcItem.right - cxMiniIcon,pDraw->rcItem.top,szMenu->hIcon,cxMiniIcon,cyMiniIcon,0,hbrBack,DI_NORMAL);
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} else {
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DrawIconEx(hdc,pDraw->rcItem.left,pDraw->rcItem.top,szMenu->hIcon,cxMiniIcon,cyMiniIcon,0,hbrBack,DI_NORMAL);
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}
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DeleteObject(hbrBack);
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hbrBack = CreateSolidBrush(colorFill);
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HFONT hOrgFont;
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if (pDraw->itemState & ODS_DEFAULT)
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{
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hOrgFont = (HFONT)SelectObject(hdc,m_hBoldFont);
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}
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else
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{
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hOrgFont = (HFONT)SelectObject(hdc,m_hFont);
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}
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if (m_bRTLMenu) {
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pDraw->rcItem.right -= (cxMiniIcon + ICON_SPACING);
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} else {
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pDraw->rcItem.left += (cxMiniIcon + ICON_SPACING);
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}
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FillRect(hdc,&pDraw->rcItem,hbrBack);
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DeleteObject(hbrBack);
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if (m_bRTLMenu) {
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pDraw->rcItem.right -= ICON_SPACING;
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} else {
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pDraw->rcItem.left += ICON_SPACING;
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}
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SetBkMode(hdc,TRANSPARENT);
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SetTextColor(hdc,colorText);
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// if m_bRTLMenu then draw the text right aligned and RTL reading.
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if (m_bRTLMenu) {
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DrawText(hdc, szMenu->szText, -1, &pDraw->rcItem, DT_SINGLELINE | DT_RIGHT | DT_RTLREADING);
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} else {
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DrawText(hdc, szMenu->szText, -1, &pDraw->rcItem, DT_SINGLELINE);
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}
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SelectObject(hdc,hOrgFont);
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}
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LRESULT CCustomMenu::MenuChar(TCHAR tChar, UINT fuFlag, HMENU hMenu)
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{
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//go through the menus one-by-one looking for the accel key
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int nReturn = 0;
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int nCode = MNC_IGNORE;
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int x = GetMenuItemCount(m_hMenu);
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TCHAR teststr[3];
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wsprintf(teststr,TEXT("&%c"),tChar);
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_tcsupr(teststr);
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for (int i = 0; i < x; i++)
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{
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MENUITEMINFO mii;
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ZeroMemory(&mii,sizeof(mii));
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mii.cbSize = sizeof(mii);
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mii.fMask = MIIM_DATA|MIIM_TYPE;
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GetMenuItemInfo(m_hMenu,i,TRUE,&mii);
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if ((mii.dwItemData!=0) && (mii.fType & MFT_OWNERDRAW))
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{
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OWNERMENU* szMenu = (OWNERMENU*)mii.dwItemData;
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TCHAR* pMenu = new TCHAR[_tcslen(szMenu->szText)+sizeof(TCHAR)];
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_tcscpy(pMenu,szMenu->szText);
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_tcsupr(pMenu);
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if (_tcsstr(pMenu,teststr)!=NULL)
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{
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nReturn = i;
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nCode = MNC_EXECUTE;
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if (pMenu)
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{
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delete [] pMenu;
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pMenu = NULL;
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}
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break;
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}
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if (pMenu)
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{
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delete [] pMenu;
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pMenu = NULL;
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}
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} //end if not separator
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}
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return (MAKELRESULT(nReturn, nCode));
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}
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/***************************************************************************\
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* ConvertHexStringToInt
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*
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* Converts a hex numeric string into an integer.
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*
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* History:
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* 04-Feb-1998 samera Created
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\***************************************************************************/
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BOOL ConvertHexStringToInt( CHAR *pszHexNum , int *piNum )
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{
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int n=0L;
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CHAR *psz=pszHexNum;
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for(n=0 ; ; psz=CharNextA(psz))
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{
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if( (*psz>='0') && (*psz<='9') )
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n = 0x10 * n + *psz - '0';
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else
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{
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CHAR ch = *psz;
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int n2;
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if(ch >= 'a')
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ch -= 'a' - 'A';
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n2 = ch - 'A' + 0xA;
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if (n2 >= 0xA && n2 <= 0xF)
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n = 0x10 * n + n2;
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else
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break;
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}
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}
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/*
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* Update results
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*/
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*piNum = n;
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return (psz != pszHexNum);
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}
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/***************************************************************************\
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* IsBiDiLocalizedSystem
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*
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* returns TRUE if running on a lozalized BiDi (Arabic/Hebrew) NT5 or Memphis.
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* Should be called whenever SetProcessDefaultLayout is to be called.
|
||
|
|
*
|
||
|
|
* History:
|
||
|
|
* 02-Feb-1998 samera Created
|
||
|
|
\***************************************************************************/
|
||
|
|
BOOL IsBiDiLocalizedSystem( LANGID *pLangID )
|
||
|
|
{
|
||
|
|
HKEY hKey;
|
||
|
|
DWORD dwType;
|
||
|
|
CHAR szResourceLocale[12];
|
||
|
|
DWORD dwSize = sizeof(szResourceLocale)/sizeof(CHAR);
|
||
|
|
int iLCID=0L;
|
||
|
|
static BOOL bRet = (BOOL)(DWORD)-1;
|
||
|
|
static LANGID langID = MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL);
|
||
|
|
|
||
|
|
if (bRet != (BOOL)(DWORD)-1)
|
||
|
|
{
|
||
|
|
if (bRet && pLangID)
|
||
|
|
{
|
||
|
|
*pLangID = langID;
|
||
|
|
}
|
||
|
|
return bRet;
|
||
|
|
}
|
||
|
|
|
||
|
|
bRet = FALSE;
|
||
|
|
#ifdef UNICODE
|
||
|
|
/*
|
||
|
|
* Need to use NT5 detection method (Multiligual UI ID)
|
||
|
|
*/
|
||
|
|
langID = GetUserDefaultUILanguage();
|
||
|
|
|
||
|
|
if( langID )
|
||
|
|
{
|
||
|
|
WCHAR wchLCIDFontSignature[16];
|
||
|
|
iLCID = MAKELCID( langID , SORT_DEFAULT );
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Let's verify this is a RTL (BiDi) locale. Since reg value is a hex string,
|
||
|
|
* convert to decimal value and call GetLocaleInfo afterwards.
|
||
|
|
* LOCALE_FONTSIGNATURE always gives back 16 WCHARs.
|
||
|
|
*/
|
||
|
|
|
||
|
|
if( GetLocaleInfoW( iLCID ,
|
||
|
|
LOCALE_FONTSIGNATURE ,
|
||
|
|
(WCHAR *) &wchLCIDFontSignature[0] ,
|
||
|
|
(sizeof(wchLCIDFontSignature)/sizeof(WCHAR))) )
|
||
|
|
{
|
||
|
|
|
||
|
|
/* Let's verify the bits we have a BiDi UI locale */
|
||
|
|
if( wchLCIDFontSignature[7] & (WCHAR)0x0800 )
|
||
|
|
{
|
||
|
|
bRet = TRUE;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
/*
|
||
|
|
* Check if BiDi-Memphis is running with Lozalized Resources (
|
||
|
|
* i.e. Arabic/Hebrew systems) -It should be enabled ofcourse-.
|
||
|
|
*/
|
||
|
|
if(GetSystemMetrics(SM_MIDEASTENABLED))
|
||
|
|
{
|
||
|
|
|
||
|
|
if( RegOpenKeyExA( HKEY_CURRENT_USER ,
|
||
|
|
"Control Panel\\Desktop\\ResourceLocale" ,
|
||
|
|
0,
|
||
|
|
KEY_READ, &hKey) == ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
RegQueryValueExA( hKey , "" , 0 , &dwType , (LPBYTE)szResourceLocale , &dwSize );
|
||
|
|
szResourceLocale[(sizeof(szResourceLocale)/sizeof(CHAR))-1] = 0;
|
||
|
|
|
||
|
|
RegCloseKey(hKey);
|
||
|
|
|
||
|
|
if( ConvertHexStringToInt( szResourceLocale , &iLCID ) )
|
||
|
|
{
|
||
|
|
iLCID = PRIMARYLANGID(LANGIDFROMLCID(iLCID));
|
||
|
|
if( (LANG_ARABIC == iLCID) || (LANG_HEBREW == iLCID) )
|
||
|
|
{
|
||
|
|
bRet = TRUE;
|
||
|
|
langID = LANGIDFROMLCID(iLCID);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
if (bRet && pLangID)
|
||
|
|
{
|
||
|
|
*pLangID = langID;
|
||
|
|
}
|
||
|
|
return bRet;
|
||
|
|
}
|
||
|
|
|