//*************************************************************************
// BCMenu.cpp : implementation file
// Version : 3.0
// Date : January 2002
// Author : Brent Corkum
// Email : corkum@rocscience.com
// Latest Version : http://www.rocscience.com/~corkum/BCMenu.html
//
// Bug Fixes and portions of code supplied by:
//
// Ben Ashley,Girish Bharadwaj,Jean-Edouard Lachand-Robert,
// Robert Edward Caldecott,Kenny Goers,Leonardo Zide,
// Stefan Kuhr,Reiner Jung,Martin Vladic,Kim Yoo Chul,
// Oz Solomonovich,Tongzhe Cui,Stephane Clog,Warren Stevens,
// Damir Valiulin
//
// You are free to use/modify this code but leave this header intact.
// This class is public domain so you are free to use it any of
// your applications (Freeware,Shareware,Commercial). All I ask is
// that you let me know so that if you have a real winner I can
// brag to my buddies that some of my code is in your app. I also
// wouldn't mind if you sent me a copy of your application since I
// like to play with new stuff.
//*************************************************************************
#include "stdafx.h" // Standard windows header file
#include "BCMenu.h" // BCMenu class declaration
#include <afxpriv.h> //SK: makes A2W and other spiffy AFX macros work
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
#define GAP 1
#ifndef OBM_CHECK
#define OBM_CHECK 32760 // from winuser.h
#endif
#if _MFC_VER <0x400
#error This code does not work on Versions of MFC prior to 4.0
#endif
static CPINFO CPInfo;
// how the menu's are drawn in win9x/NT/2000
UINT BCMenu::original_drawmode=BCMENU_DRAWMODE_ORIGINAL;
BOOL BCMenu::xp_select_disabled=FALSE;
// how the menu's are drawn in winXP
UINT BCMenu::xp_drawmode=BCMENU_DRAWMODE_XP;
BOOL BCMenu::original_select_disabled=TRUE;
enum Win32Type{
Win32s,
Windoze95,
WinNT3,
WinNT4orHigher
};
Win32Type IsShellType()
{
Win32Type ShellType;
DWORD winVer;
OSVERSIONINFO *osvi;
winVer=GetVersion();
if(winVer<0x80000000){/*NT */
ShellType=WinNT3;
osvi= (OSVERSIONINFO *)malloc(sizeof(OSVERSIONINFO));
if (osvi!=NULL){
memset(osvi,0,sizeof(OSVERSIONINFO));
osvi->dwOSVersionInfoSize=sizeof(OSVERSIONINFO);
GetVersionEx(osvi);
if (osvi->dwMajorVersion>=4L)
ShellType=WinNT4orHigher;//yup, it is NT 4 or higher!
free(osvi);
}
}
else if (LOBYTE(LOWORD(winVer))<4)
ShellType=Win32s;/*Win32s*/
else
ShellType=Windoze95;/*Windoze95*/
return ShellType;
}
static Win32Type g_Shell=IsShellType();
void BCMenuData::SetAnsiString(LPCSTR szAnsiString)
{
USES_CONVERSION;
SetWideString(A2W(szAnsiString)); //SK: see MFC Tech Note 059
}
CString BCMenuData::GetString(void)//returns the menu text in ANSI or UNICODE
//depending on the MFC-Version we are using
{
CString strText;
if (m_szMenuText)
{
#ifdef UNICODE
strText = m_szMenuText;
#else
USES_CONVERSION;
strText=W2A(m_szMenuText); //SK: see MFC Tech Note 059
#endif
}
return strText;
}
CTypedPtrArray<CPtrArray, HMENU> BCMenu::m_AllSubMenus; // Stores list of all sub-menus
/*
===============================================================================
BCMenu::BCMenu()
BCMenu::~BCMenu()
-----------------
Constructor and Destructor.
===============================================================================
*/
BCMenu::BCMenu()
{
m_bDynIcons = FALSE; // O.S. - no dynamic icons by default
disable_old_style=FALSE;
m_iconX = 16; // Icon sizes default to 16 x 16
m_iconY = 15; // ...
m_selectcheck = -1;
m_unselectcheck = -1;
checkmaps=NULL;
checkmapsshare=FALSE;
// set the color used for the transparent background in all bitmaps
m_bitmapBackground=RGB(192,192,192); //gray
m_bitmapBackgroundFlag=FALSE;
GetCPInfo(CP_ACP,&CPInfo);
}
BCMenu::~BCMenu()
{
DestroyMenu();
}
BOOL BCMenu::IsNewShell ()
{
return (Windoze95==g_Shell || WinNT4orHigher==g_Shell);
}
BCMenuData::~BCMenuData()
{
if(bitmap)
delete(bitmap);
delete[] m_szMenuText; //Need not check for NULL because ANSI X3J16 allows "delete NULL"
}
void BCMenuData::SetWideString(const wchar_t *szWideString)
{
delete[] m_szMenuText;//Need not check for NULL because ANSI X3J16 allows "delete NULL"
if (szWideString)
{
m_szMenuText = new wchar_t[sizeof(wchar_t)*(wcslen(szWideString)+1)];
if (m_szMenuText)
wcscpy(m_szMenuText,szWideString);
}
else
m_szMenuText=NULL;//set to NULL so we need not bother about dangling non-NULL Ptrs
}
BOOL BCMenu::IsMenu(CMenu *submenu)
{
int m;
int numSubMenus = m_AllSubMenus.GetUpperBound();
for(m=0;m<=numSubMenus;++m){
if(submenu->m_hMenu==m_AllSubMenus[m])return(TRUE);
}
return(FALSE);
}
BOOL BCMenu::IsMenu(HMENU submenu)
{
int m;
int numSubMenus = m_AllSubMenus.GetUpperBound();
for(m=0;m<=numSubMenus;++m){
if(submenu==m_AllSubMenus[m])return(TRUE);
}
return(FALSE);
}
BOOL BCMenu::DestroyMenu()
{
// Destroy Sub menus:
int m,n;
int numAllSubMenus = m_AllSubMenus.GetUpperBound();
for(n = numAllSubMenus; n>= 0; n--){
if(m_AllSubMenus[n]==this->m_hMenu)m_AllSubMenus.RemoveAt(n);
}
int numSubMenus = m_SubMenus.GetUpperBound();
for(m = numSubMenus; m >= 0; m--){
numAllSubMenus = m_AllSubMenus.GetUpperBound();
for(n = numAllSubMenus; n>= 0; n--){
if(m_AllSubMenus[n]==m_SubMenus[m])m_AllSubMenus.RemoveAt(n);
}
delete((BCMenu *)FromHandle(m_SubMenus[m]));
}
m_SubMenus.RemoveAll();
// Destroy menu data
int numItems = m_MenuList.GetUpperBound();
for(m = 0; m <= numItems; m++)delete(m_MenuList[m]);
m_MenuList.RemoveAll();
if(checkmaps&&!checkmapsshare){
delete checkmaps;
checkmaps=NULL;
}
// Call base-class implementation last:
return(CMenu::DestroyMenu());
};
int BCMenu::GetMenuDrawMode(void)
{
COLORREF m_newclrBack=GetSysColor((IsNewShell())?COLOR_3DFACE:COLOR_MENU);
COLORREF m_clrBack=GetSysColor(COLOR_MENU);
BOOL XPflag = m_newclrBack==m_clrBack ? FALSE : TRUE;
if(XPflag)return(xp_drawmode);
return(original_drawmode);
}
/*
==========================================================================
void BCMenu::DrawItem(LPDRAWITEMSTRUCT)
---------------------------------------
Called by the framework when a particular item needs to be drawn. We
overide this to draw the menu item in a custom-fashion, including icons
and the 3D rectangle bar.
==========================================================================
*/
void BCMenu::DrawItem (LPDRAWITEMSTRUCT lpDIS)
{
ASSERT(lpDIS != NULL);
COLORREF m_newclrBack=GetSysColor((IsNewShell())?COLOR_3DFACE:COLOR_MENU);
COLORREF m_clrBack=GetSysColor(COLOR_MENU);
BOOL XPflag = m_newclrBack==m_clrBack ? FALSE : TRUE;
CDC* pDC = CDC::FromHandle(lpDIS->hDC);
if(pDC->GetDeviceCaps(RASTERCAPS) & RC_PALETTE)DrawItem_Win9xNT2000(lpDIS);
else{
if(XPflag){
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;
m_brBackground.CreateSolidBrush(GetSysColor((IsNewShell())?COLOR_3DFACE:COLOR_MENU));
// 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_ETCH
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