Show atlapp.h syntax highlighted
// Windows Template Library - WTL version 8.0
// Copyright (C) Microsoft Corporation. All rights reserved.
//
// This file is a part of the Windows Template Library.
// The use and distribution terms for this software are covered by the
// Common Public License 1.0 (http://opensource.org/licenses/cpl.php)
// which can be found in the file CPL.TXT at the root of this distribution.
// By using this software in any fashion, you are agreeing to be bound by
// the terms of this license. You must not remove this notice, or
// any other, from this software.
#ifndef __ATLAPP_H__
#define __ATLAPP_H__
#pragma once
#ifndef __cplusplus
#error ATL requires C++ compilation (use a .cpp suffix)
#endif
#ifndef __ATLBASE_H__
#error atlapp.h requires atlbase.h to be included first
#endif
#ifndef _WIN32_WCE
#if (WINVER < 0x0400)
#error WTL requires Windows version 4.0 or higher
#endif
#if (_WIN32_IE < 0x0300)
#error WTL requires IE version 3.0 or higher
#endif
#endif
#ifdef _ATL_NO_COMMODULE
#error WTL requires that _ATL_NO_COMMODULE is not defined
#endif // _ATL_NO_COMMODULE
#if defined(_WIN32_WCE) && defined(_ATL_MIN_CRT)
#pragma message("Warning: WTL for Windows CE doesn't use _ATL_MIN_CRT")
#endif // defined(_WIN32_WCE) && defined(_ATL_MIN_CRT)
#include <limits.h>
#if !defined(_ATL_MIN_CRT) && defined(_MT) && !defined(_WIN32_WCE)
#include <process.h> // for _beginthreadex
#endif
#include <commctrl.h>
#ifndef _WIN32_WCE
#pragma comment(lib, "comctl32.lib")
#endif // !_WIN32_WCE
#ifndef _WIN32_WCE
#include <atlres.h>
#else // CE specific
#include <atlresce.h>
#endif // _WIN32_WCE
// We need to disable this warning because of template class arguments
#pragma warning(disable: 4127)
///////////////////////////////////////////////////////////////////////////////
// WTL version number
#define _WTL_VER 0x0800
///////////////////////////////////////////////////////////////////////////////
// Classes in this file:
//
// CMessageFilter
// CIdleHandler
// CMessageLoop
//
// CAppModule
// CServerAppModule
//
// Global functions:
// AtlGetDefaultGuiFont()
// AtlCreateBoldFont()
// AtlInitCommonControls()
///////////////////////////////////////////////////////////////////////////////
// Global support for Windows CE
#ifdef _WIN32_WCE
#ifndef SW_SHOWDEFAULT
#define SW_SHOWDEFAULT SW_SHOWNORMAL
#endif // !SW_SHOWDEFAULT
// These get's OR-ed in a constant and will have no effect.
// Defining them reduces the number of #ifdefs required for CE.
#define LR_DEFAULTSIZE 0
#define LR_LOADFROMFILE 0
inline BOOL IsMenu(HMENU hMenu)
{
MENUITEMINFO mii = { 0 };
mii.cbSize = sizeof(mii);
::SetLastError(0);
BOOL bRet = ::GetMenuItemInfo(hMenu, 0, TRUE, &mii);
if(!bRet)
bRet = (::GetLastError() != ERROR_INVALID_MENU_HANDLE) ? TRUE : FALSE;
return bRet;
}
#if (_WIN32_WCE >= 410)
extern "C" void WINAPI ListView_SetItemSpacing(HWND hwndLV, int iHeight);
#endif // (_WIN32_WCE >= 410)
inline int MulDiv(IN int nNumber, IN int nNumerator, IN int nDenominator)
{
__int64 multiple = nNumber * nNumerator;
return static_cast<int>(multiple / nDenominator);
}
#if (_ATL_VER >= 0x0800)
#ifndef _WTL_KEEP_WS_OVERLAPPEDWINDOW
#ifdef WS_OVERLAPPEDWINDOW
#undef WS_OVERLAPPEDWINDOW
#define WS_OVERLAPPEDWINDOW 0
#endif // WS_OVERLAPPEDWINDOW
#endif // !_WTL_KEEP_WS_OVERLAPPEDWINDOW
#ifndef RDW_FRAME
#define RDW_FRAME 0
#endif // !RDW_FRAME
#ifndef WM_WINDOWPOSCHANGING
#define WM_WINDOWPOSCHANGING 0
#endif // !WM_WINDOWPOSCHANGING
#define FreeResource(x)
#define UnlockResource(x)
namespace ATL
{
inline HRESULT CComModule::RegisterClassObjects(DWORD /*dwClsContext*/, DWORD /*dwFlags*/) throw()
{ return E_NOTIMPL; }
inline HRESULT CComModule::RevokeClassObjects() throw()
{ return E_NOTIMPL; }
}; // namespace ATL
#ifndef lstrlenW
#define lstrlenW (int)ATL::lstrlenW
#endif // lstrlenW
inline int WINAPI lstrlenA(LPCSTR lpszString)
{ return ATL::lstrlenA(lpszString); }
#ifdef lstrcpyn
#undef lstrcpyn
#define lstrcpyn ATL::lstrcpynW
#endif // lstrcpyn
#ifndef SetWindowLongPtrW
inline LONG_PTR tmp_SetWindowLongPtrW( HWND hWnd, int nIndex, LONG_PTR dwNewLong )
{
return( ::SetWindowLongW( hWnd, nIndex, LONG( dwNewLong ) ) );
}
#define SetWindowLongPtrW tmp_SetWindowLongPtrW
#endif
#ifndef GetWindowLongPtrW
inline LONG_PTR tmp_GetWindowLongPtrW( HWND hWnd, int nIndex )
{
return( ::GetWindowLongW( hWnd, nIndex ) );
}
#define GetWindowLongPtrW tmp_GetWindowLongPtrW
#endif
#ifndef LongToPtr
#define LongToPtr(x) ((void*)x)
#endif
#ifndef PtrToInt
#define PtrToInt( p ) ((INT)(INT_PTR) (p) )
#endif
#else // !(_ATL_VER >= 0x0800)
#ifdef lstrlenW
#undef lstrlenW
#define lstrlenW (int)::wcslen
#endif // lstrlenW
#define lstrlenA (int)strlen
#ifndef lstrcpyn
inline LPTSTR lstrcpyn(LPTSTR lpstrDest, LPCTSTR lpstrSrc, int nLength)
{
if(lpstrDest == NULL || lpstrSrc == NULL || nLength <= 0)
return NULL;
int nLen = min(lstrlen(lpstrSrc), nLength - 1);
LPTSTR lpstrRet = (LPTSTR)memcpy(lpstrDest, lpstrSrc, nLen * sizeof(TCHAR));
lpstrDest[nLen] = 0;
return lpstrRet;
}
#endif // !lstrcpyn
#ifdef TrackPopupMenu
#undef TrackPopupMenu
#endif // TrackPopupMenu
#define DECLARE_WND_CLASS_EX(WndClassName, style, bkgnd) \
static CWndClassInfo& GetWndClassInfo() \
{ \
static CWndClassInfo wc = \
{ \
{ style, StartWindowProc, \
0, 0, NULL, NULL, NULL, (HBRUSH)(bkgnd + 1), NULL, WndClassName }, \
NULL, NULL, IDC_ARROW, TRUE, 0, _T("") \
}; \
return wc; \
}
#ifndef _MAX_FNAME
#define _MAX_FNAME _MAX_PATH
#endif // _MAX_FNAME
#if (_WIN32_WCE < 400)
#define MAKEINTATOM(i) (LPTSTR)((ULONG_PTR)((WORD)(i)))
#endif // (_WIN32_WCE < 400)
#if (_WIN32_WCE < 410)
#define WHEEL_PAGESCROLL (UINT_MAX)
#define WHEEL_DELTA 120
#endif // (_WIN32_WCE < 410)
#ifdef DrawIcon
#undef DrawIcon
#endif
#ifndef VARCMP_LT
#define VARCMP_LT 0
#endif
#ifndef VARCMP_EQ
#define VARCMP_EQ 1
#endif
#ifndef VARCMP_GT
#define VARCMP_GT 2
#endif
#ifndef VARCMP_NULL
#define VARCMP_NULL 3
#endif
#ifndef RDW_ALLCHILDREN
#define RDW_ALLCHILDREN 0
#endif
#endif // !(_ATL_VER >= 0x0800)
#endif // _WIN32_WCE
///////////////////////////////////////////////////////////////////////////////
// Global support for using original VC++ 6.0 headers with WTL
#ifndef _ATL_NO_OLD_HEADERS_WIN64
#if !defined(_WIN64) && (_ATL_VER < 0x0700)
#ifndef PSM_INSERTPAGE
#define PSM_INSERTPAGE (WM_USER + 119)
#endif // !PSM_INSERTPAGE
#ifndef GetClassLongPtr
#define GetClassLongPtrA GetClassLongA
#define GetClassLongPtrW GetClassLongW
#ifdef UNICODE
#define GetClassLongPtr GetClassLongPtrW
#else
#define GetClassLongPtr GetClassLongPtrA
#endif // !UNICODE
#endif // !GetClassLongPtr
#ifndef GCLP_HICONSM
#define GCLP_HICONSM (-34)
#endif // !GCLP_HICONSM
#ifndef GetWindowLongPtr
#define GetWindowLongPtrA GetWindowLongA
#define GetWindowLongPtrW GetWindowLongW
#ifdef UNICODE
#define GetWindowLongPtr GetWindowLongPtrW
#else
#define GetWindowLongPtr GetWindowLongPtrA
#endif // !UNICODE
#endif // !GetWindowLongPtr
#ifndef SetWindowLongPtr
#define SetWindowLongPtrA SetWindowLongA
#define SetWindowLongPtrW SetWindowLongW
#ifdef UNICODE
#define SetWindowLongPtr SetWindowLongPtrW
#else
#define SetWindowLongPtr SetWindowLongPtrA
#endif // !UNICODE
#endif // !SetWindowLongPtr
#ifndef GWLP_WNDPROC
#define GWLP_WNDPROC (-4)
#endif
#ifndef GWLP_HINSTANCE
#define GWLP_HINSTANCE (-6)
#endif
#ifndef GWLP_HWNDPARENT
#define GWLP_HWNDPARENT (-8)
#endif
#ifndef GWLP_USERDATA
#define GWLP_USERDATA (-21)
#endif
#ifndef GWLP_ID
#define GWLP_ID (-12)
#endif
#ifndef DWLP_MSGRESULT
#define DWLP_MSGRESULT 0
#endif
typedef long LONG_PTR;
typedef unsigned long ULONG_PTR;
typedef ULONG_PTR DWORD_PTR;
#ifndef HandleToUlong
#define HandleToUlong( h ) ((ULONG)(ULONG_PTR)(h) )
#endif
#ifndef HandleToLong
#define HandleToLong( h ) ((LONG)(LONG_PTR) (h) )
#endif
#ifndef LongToHandle
#define LongToHandle( h) ((HANDLE)(LONG_PTR) (h))
#endif
#ifndef PtrToUlong
#define PtrToUlong( p ) ((ULONG)(ULONG_PTR) (p) )
#endif
#ifndef PtrToLong
#define PtrToLong( p ) ((LONG)(LONG_PTR) (p) )
#endif
#ifndef PtrToUint
#define PtrToUint( p ) ((UINT)(UINT_PTR) (p) )
#endif
#ifndef PtrToInt
#define PtrToInt( p ) ((INT)(INT_PTR) (p) )
#endif
#ifndef PtrToUshort
#define PtrToUshort( p ) ((unsigned short)(ULONG_PTR)(p) )
#endif
#ifndef PtrToShort
#define PtrToShort( p ) ((short)(LONG_PTR)(p) )
#endif
#ifndef IntToPtr
#define IntToPtr( i ) ((VOID *)(INT_PTR)((int)i))
#endif
#ifndef UIntToPtr
#define UIntToPtr( ui ) ((VOID *)(UINT_PTR)((unsigned int)ui))
#endif
#ifndef LongToPtr
#define LongToPtr( l ) ((VOID *)(LONG_PTR)((long)l))
#endif
#ifndef ULongToPtr
#define ULongToPtr( ul ) ((VOID *)(ULONG_PTR)((unsigned long)ul))
#endif
#endif // !defined(_WIN64) && (_ATL_VER < 0x0700)
#endif // !_ATL_NO_OLD_HEADERS_WIN64
///////////////////////////////////////////////////////////////////////////////
// Miscellaneous global support
// define useful macros from winuser.h
#ifndef IS_INTRESOURCE
#define IS_INTRESOURCE(_r) (((ULONG_PTR)(_r) >> 16) == 0)
#endif // IS_INTRESOURCE
// protect template members from windowsx.h macros
#ifdef _INC_WINDOWSX
#undef SubclassWindow
#endif // _INC_WINDOWSX
// define useful macros from windowsx.h
#ifndef GET_X_LPARAM
#define GET_X_LPARAM(lParam) ((int)(short)LOWORD(lParam))
#endif
#ifndef GET_Y_LPARAM
#define GET_Y_LPARAM(lParam) ((int)(short)HIWORD(lParam))
#endif
// Dummy structs for compiling with /CLR
#if (_MSC_VER >= 1300) && defined(_MANAGED)
__if_not_exists(_IMAGELIST::_IMAGELIST) { struct _IMAGELIST { }; }
__if_not_exists(_TREEITEM::_TREEITEM) { struct _TREEITEM { }; }
__if_not_exists(_PSP::_PSP) { struct _PSP { }; }
#endif
// Define ATLVERIFY macro for ATL3
#if (_ATL_VER < 0x0700)
#ifndef ATLVERIFY
#ifdef _DEBUG
#define ATLVERIFY(expr) ATLASSERT(expr)
#else
#define ATLVERIFY(expr) (expr)
#endif // DEBUG
#endif // ATLVERIFY
#endif // (_ATL_VER < 0x0700)
namespace WTL
{
#if (_ATL_VER >= 0x0700)
DECLARE_TRACE_CATEGORY(atlTraceUI);
#ifdef _DEBUG
__declspec(selectany) ATL::CTraceCategory atlTraceUI(_T("atlTraceUI"));
#endif // _DEBUG
#else // !(_ATL_VER >= 0x0700)
enum wtlTraceFlags
{
atlTraceUI = 0x10000000
};
#endif // !(_ATL_VER >= 0x0700)
// Windows version helper
inline bool AtlIsOldWindows()
{
OSVERSIONINFO ovi = { 0 };
ovi.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
BOOL bRet = ::GetVersionEx(&ovi);
return (!bRet || !((ovi.dwMajorVersion >= 5) || (ovi.dwMajorVersion == 4 && ovi.dwMinorVersion >= 90)));
}
// default GUI font helper
inline HFONT AtlGetDefaultGuiFont()
{
#ifndef _WIN32_WCE
return (HFONT)::GetStockObject(DEFAULT_GUI_FONT);
#else // CE specific
return (HFONT)::GetStockObject(SYSTEM_FONT);
#endif // _WIN32_WCE
}
// bold font helper (NOTE: Caller owns the font, and should destroy it when done using it)
inline HFONT AtlCreateBoldFont(HFONT hFont = NULL)
{
if(hFont == NULL)
hFont = AtlGetDefaultGuiFont();
ATLASSERT(hFont != NULL);
HFONT hFontBold = NULL;
LOGFONT lf = { 0 };
if(::GetObject(hFont, sizeof(LOGFONT), &lf) == sizeof(LOGFONT))
{
lf.lfWeight = FW_BOLD;
hFontBold = ::CreateFontIndirect(&lf);
ATLASSERT(hFontBold != NULL);
}
else
{
ATLASSERT(FALSE);
}
return hFontBold;
}
// Common Controls initialization helper
inline BOOL AtlInitCommonControls(DWORD dwFlags)
{
INITCOMMONCONTROLSEX iccx = { sizeof(INITCOMMONCONTROLSEX), dwFlags };
BOOL bRet = ::InitCommonControlsEx(&iccx);
ATLASSERT(bRet);
return bRet;
}
///////////////////////////////////////////////////////////////////////////////
// CMessageFilter - Interface for message filter support
class CMessageFilter
{
public:
virtual BOOL PreTranslateMessage(MSG* pMsg) = 0;
};
///////////////////////////////////////////////////////////////////////////////
// CIdleHandler - Interface for idle processing
class CIdleHandler
{
public:
virtual BOOL OnIdle() = 0;
};
#ifndef _ATL_NO_OLD_NAMES
// for compatilibility with old names only
typedef CIdleHandler CUpdateUIObject;
#define DoUpdate OnIdle
#endif // !_ATL_NO_OLD_NAMES
///////////////////////////////////////////////////////////////////////////////
// CMessageLoop - message loop implementation
class CMessageLoop
{
public:
ATL::CSimpleArray<CMessageFilter*> m_aMsgFilter;
ATL::CSimpleArray<CIdleHandler*> m_aIdleHandler;
MSG m_msg;
// Message filter operations
BOOL AddMessageFilter(CMessageFilter* pMessageFilter)
{
return m_aMsgFilter.Add(pMessageFilter);
}
BOOL RemoveMessageFilter(CMessageFilter* pMessageFilter)
{
return m_aMsgFilter.Remove(pMessageFilter);
}
// Idle handler operations
BOOL AddIdleHandler(CIdleHandler* pIdleHandler)
{
return m_aIdleHandler.Add(pIdleHandler);
}
BOOL RemoveIdleHandler(CIdleHandler* pIdleHandler)
{
return m_aIdleHandler.Remove(pIdleHandler);
}
#ifndef _ATL_NO_OLD_NAMES
// for compatilibility with old names only
BOOL AddUpdateUI(CIdleHandler* pIdleHandler)
{
ATLTRACE2(atlTraceUI, 0, _T("CUpdateUIObject and AddUpdateUI are deprecated. Please change your code to use CIdleHandler and OnIdle\n"));
return AddIdleHandler(pIdleHandler);
}
BOOL RemoveUpdateUI(CIdleHandler* pIdleHandler)
{
ATLTRACE2(atlTraceUI, 0, _T("CUpdateUIObject and RemoveUpdateUI are deprecated. Please change your code to use CIdleHandler and OnIdle\n"));
return RemoveIdleHandler(pIdleHandler);
}
#endif // !_ATL_NO_OLD_NAMES
// message loop
int Run()
{
BOOL bDoIdle = TRUE;
int nIdleCount = 0;
BOOL bRet;
for(;;)
{
while(bDoIdle && !::PeekMessage(&m_msg, NULL, 0, 0, PM_NOREMOVE))
{
if(!OnIdle(nIdleCount++))
bDoIdle = FALSE;
}
bRet = ::GetMessage(&m_msg, NULL, 0, 0);
if(bRet == -1)
{
ATLTRACE2(atlTraceUI, 0, _T("::GetMessage returned -1 (error)\n"));
continue; // error, don't process
}
else if(!bRet)
{
ATLTRACE2(atlTraceUI, 0, _T("CMessageLoop::Run - exiting\n"));
break; // WM_QUIT, exit message loop
}
if(!PreTranslateMessage(&m_msg))
{
::TranslateMessage(&m_msg);
::DispatchMessage(&m_msg);
}
if(IsIdleMessage(&m_msg))
{
bDoIdle = TRUE;
nIdleCount = 0;
}
}
return (int)m_msg.wParam;
}
static BOOL IsIdleMessage(MSG* pMsg)
{
// These messages should NOT cause idle processing
switch(pMsg->message)
{
case WM_MOUSEMOVE:
#ifndef _WIN32_WCE
case WM_NCMOUSEMOVE:
#endif // !_WIN32_WCE
case WM_PAINT:
case 0x0118: // WM_SYSTIMER (caret blink)
return FALSE;
}
return TRUE;
}
// Overrideables
// Override to change message filtering
virtual BOOL PreTranslateMessage(MSG* pMsg)
{
// loop backwards
for(int i = m_aMsgFilter.GetSize() - 1; i >= 0; i--)
{
CMessageFilter* pMessageFilter = m_aMsgFilter[i];
if(pMessageFilter != NULL && pMessageFilter->PreTranslateMessage(pMsg))
return TRUE;
}
return FALSE; // not translated
}
// override to change idle processing
virtual BOOL OnIdle(int /*nIdleCount*/)
{
for(int i = 0; i < m_aIdleHandler.GetSize(); i++)
{
CIdleHandler* pIdleHandler = m_aIdleHandler[i];
if(pIdleHandler != NULL)
pIdleHandler->OnIdle();
}
return FALSE; // don't continue
}
};
///////////////////////////////////////////////////////////////////////////////
// CStaticDataInitCriticalSectionLock and CWindowCreateCriticalSectionLock
// internal classes to manage critical sections for both ATL3 and ATL7
class CStaticDataInitCriticalSectionLock
{
public:
#if (_ATL_VER >= 0x0700)
ATL::CComCritSecLock<ATL::CComCriticalSection> m_cslock;
CStaticDataInitCriticalSectionLock() : m_cslock(ATL::_pAtlModule->m_csStaticDataInitAndTypeInfo, false)
{ }
#endif // (_ATL_VER >= 0x0700)
HRESULT Lock()
{
#if (_ATL_VER >= 0x0700)
return m_cslock.Lock();
#else // !(_ATL_VER >= 0x0700)
::EnterCriticalSection(&ATL::_pModule->m_csStaticDataInit);
return S_OK;
#endif // !(_ATL_VER >= 0x0700)
}
void Unlock()
{
#if (_ATL_VER >= 0x0700)
m_cslock.Unlock();
#else // !(_ATL_VER >= 0x0700)
::LeaveCriticalSection(&ATL::_pModule->m_csStaticDataInit);
#endif // !(_ATL_VER >= 0x0700)
}
};
class CWindowCreateCriticalSectionLock
{
public:
#if (_ATL_VER >= 0x0700)
ATL::CComCritSecLock<ATL::CComCriticalSection> m_cslock;
CWindowCreateCriticalSectionLock() : m_cslock(ATL::_AtlWinModule.m_csWindowCreate, false)
{ }
#endif // (_ATL_VER >= 0x0700)
HRESULT Lock()
{
#if (_ATL_VER >= 0x0700)
return m_cslock.Lock();
#else // !(_ATL_VER >= 0x0700)
::EnterCriticalSection(&ATL::_pModule->m_csWindowCreate);
return S_OK;
#endif // !(_ATL_VER >= 0x0700)
}
void Unlock()
{
#if (_ATL_VER >= 0x0700)
m_cslock.Unlock();
#else // !(_ATL_VER >= 0x0700)
::LeaveCriticalSection(&ATL::_pModule->m_csWindowCreate);
#endif // !(_ATL_VER >= 0x0700)
}
};
///////////////////////////////////////////////////////////////////////////////
// CAppModule - module class for an application
class CAppModule : public ATL::CComModule
{
public:
DWORD m_dwMainThreadID;
ATL::CSimpleMap<DWORD, CMessageLoop*>* m_pMsgLoopMap;
ATL::CSimpleArray<HWND>* m_pSettingChangeNotify;
// Overrides of CComModule::Init and Term
HRESULT Init(ATL::_ATL_OBJMAP_ENTRY* pObjMap, HINSTANCE hInstance, const GUID* pLibID = NULL)
{
HRESULT hRet = CComModule::Init(pObjMap, hInstance, pLibID);
if(FAILED(hRet))
return hRet;
m_dwMainThreadID = ::GetCurrentThreadId();
typedef ATL::CSimpleMap<DWORD, CMessageLoop*> _mapClass;
m_pMsgLoopMap = NULL;
ATLTRY(m_pMsgLoopMap = new _mapClass);
if(m_pMsgLoopMap == NULL)
return E_OUTOFMEMORY;
m_pSettingChangeNotify = NULL;
return hRet;
}
void Term()
{
TermSettingChangeNotify();
delete m_pMsgLoopMap;
CComModule::Term();
}
// Message loop map methods
BOOL AddMessageLoop(CMessageLoop* pMsgLoop)
{
CStaticDataInitCriticalSectionLock lock;
if(FAILED(lock.Lock()))
{
ATLTRACE2(atlTraceUI, 0, _T("ERROR : Unable to lock critical section in CAppModule::AddMessageLoop.\n"));
ATLASSERT(FALSE);
return FALSE;
}
ATLASSERT(pMsgLoop != NULL);
ATLASSERT(m_pMsgLoopMap->Lookup(::GetCurrentThreadId()) == NULL); // not in map yet
BOOL bRet = m_pMsgLoopMap->Add(::GetCurrentThreadId(), pMsgLoop);
lock.Unlock();
return bRet;
}
BOOL RemoveMessageLoop()
{
CStaticDataInitCriticalSectionLock lock;
if(FAILED(lock.Lock()))
{
ATLTRACE2(atlTraceUI, 0, _T("ERROR : Unable to lock critical section in CAppModule::RemoveMessageLoop.\n"));
ATLASSERT(FALSE);
return FALSE;
}
BOOL bRet = m_pMsgLoopMap->Remove(::GetCurrentThreadId());
lock.Unlock();
return bRet;
}
CMessageLoop* GetMessageLoop(DWORD dwThreadID = ::GetCurrentThreadId()) const
{
CStaticDataInitCriticalSectionLock lock;
if(FAILED(lock.Lock()))
{
ATLTRACE2(atlTraceUI, 0, _T("ERROR : Unable to lock critical section in CAppModule::GetMessageLoop.\n"));
ATLASSERT(FALSE);
return NULL;
}
CMessageLoop* pLoop = m_pMsgLoopMap->Lookup(dwThreadID);
lock.Unlock();
return pLoop;
}
// Setting change notify methods
// Note: Call this from the main thread for MSDI apps
BOOL InitSettingChangeNotify(DLGPROC pfnDlgProc = _SettingChangeDlgProc)
{
CStaticDataInitCriticalSectionLock lock;
if(FAILED(lock.Lock()))
{
ATLTRACE2(atlTraceUI, 0, _T("ERROR : Unable to lock critical section in CAppModule::InitSettingChangeNotify.\n"));
ATLASSERT(FALSE);
return FALSE;
}
if(m_pSettingChangeNotify == NULL)
{
typedef ATL::CSimpleArray<HWND> _notifyClass;
ATLTRY(m_pSettingChangeNotify = new _notifyClass);
ATLASSERT(m_pSettingChangeNotify != NULL);
}
BOOL bRet = (m_pSettingChangeNotify != NULL);
if(bRet && m_pSettingChangeNotify->GetSize() == 0)
{
// init everything
_ATL_EMPTY_DLGTEMPLATE templ;
HWND hNtfWnd = ::CreateDialogIndirect(GetModuleInstance(), &templ, NULL, pfnDlgProc);
ATLASSERT(::IsWindow(hNtfWnd));
if(::IsWindow(hNtfWnd))
{
// need conditional code because types don't match in winuser.h
#ifdef _WIN64
::SetWindowLongPtr(hNtfWnd, GWLP_USERDATA, (LONG_PTR)this);
#else
::SetWindowLongPtr(hNtfWnd, GWLP_USERDATA, PtrToLong(this));
#endif
bRet = m_pSettingChangeNotify->Add(hNtfWnd);
}
else
{
bRet = FALSE;
}
}
lock.Unlock();
return bRet;
}
void TermSettingChangeNotify()
{
CStaticDataInitCriticalSectionLock lock;
if(FAILED(lock.Lock()))
{
ATLTRACE2(atlTraceUI, 0, _T("ERROR : Unable to lock critical section in CAppModule::TermSettingChangeNotify.\n"));
ATLASSERT(FALSE);
return;
}
if(m_pSettingChangeNotify != NULL && m_pSettingChangeNotify->GetSize() > 0)
::DestroyWindow((*m_pSettingChangeNotify)[0]);
delete m_pSettingChangeNotify;
m_pSettingChangeNotify = NULL;
lock.Unlock();
}
BOOL AddSettingChangeNotify(HWND hWnd)
{
CStaticDataInitCriticalSectionLock lock;
if(FAILED(lock.Lock()))
{
ATLTRACE2(atlTraceUI, 0, _T("ERROR : Unable to lock critical section in CAppModule::AddSettingChangeNotify.\n"));
ATLASSERT(FALSE);
return FALSE;
}
ATLASSERT(::IsWindow(hWnd));
BOOL bRet = FALSE;
if(InitSettingChangeNotify() != FALSE)
bRet = m_pSettingChangeNotify->Add(hWnd);
lock.Unlock();
return bRet;
}
BOOL RemoveSettingChangeNotify(HWND hWnd)
{
CStaticDataInitCriticalSectionLock lock;
if(FAILED(lock.Lock()))
{
ATLTRACE2(atlTraceUI, 0, _T("ERROR : Unable to lock critical section in CAppModule::RemoveSettingChangeNotify.\n"));
ATLASSERT(FALSE);
return FALSE;
}
BOOL bRet = FALSE;
if(m_pSettingChangeNotify != NULL)
bRet = m_pSettingChangeNotify->Remove(hWnd);
lock.Unlock();
return bRet;
}
// Implementation - setting change notify dialog template and dialog procedure
struct _ATL_EMPTY_DLGTEMPLATE : DLGTEMPLATE
{
_ATL_EMPTY_DLGTEMPLATE()
{
memset(this, 0, sizeof(_ATL_EMPTY_DLGTEMPLATE));
style = WS_POPUP;
}
WORD wMenu, wClass, wTitle;
};
#ifdef _WIN64
static INT_PTR CALLBACK _SettingChangeDlgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
#else
static BOOL CALLBACK _SettingChangeDlgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
#endif
{
if(uMsg == WM_SETTINGCHANGE)
{
// need conditional code because types don't match in winuser.h
#ifdef _WIN64
CAppModule* pModule = (CAppModule*)::GetWindowLongPtr(hWnd, GWLP_USERDATA);
#else
CAppModule* pModule = (CAppModule*)LongToPtr(::GetWindowLongPtr(hWnd, GWLP_USERDATA));
#endif
ATLASSERT(pModule != NULL);
ATLASSERT(pModule->m_pSettingChangeNotify != NULL);
const UINT uTimeout = 1500; // ms
for(int i = 1; i < pModule->m_pSettingChangeNotify->GetSize(); i++)
{
#if !defined(_WIN32_WCE)
::SendMessageTimeout((*pModule->m_pSettingChangeNotify)[i], uMsg, wParam, lParam, SMTO_ABORTIFHUNG, uTimeout, NULL);
#elif(_WIN32_WCE >= 400) // CE specific
::SendMessageTimeout((*pModule->m_pSettingChangeNotify)[i], uMsg, wParam, lParam, SMTO_NORMAL, uTimeout, NULL);
#else // _WIN32_WCE < 400 specific
uTimeout;
::SendMessage((*pModule->m_pSettingChangeNotify)[i], uMsg, wParam, lParam);
#endif
}
return TRUE;
}
return FALSE;
}
};
///////////////////////////////////////////////////////////////////////////////
// CServerAppModule - module class for a COM server application
class CServerAppModule : public CAppModule
{
public:
HANDLE m_hEventShutdown;
bool m_bActivity;
DWORD m_dwTimeOut;
DWORD m_dwPause;
// Override of CAppModule::Init
HRESULT Init(ATL::_ATL_OBJMAP_ENTRY* pObjMap, HINSTANCE hInstance, const GUID* pLibID = NULL)
{
m_dwTimeOut = 5000;
m_dwPause = 1000;
return CAppModule::Init(pObjMap, hInstance, pLibID);
}
void Term()
{
if(m_hEventShutdown != NULL && ::CloseHandle(m_hEventShutdown))
m_hEventShutdown = NULL;
CAppModule::Term();
}
// COM Server methods
LONG Unlock()
{
LONG lRet = CComModule::Unlock();
if(lRet == 0)
{
m_bActivity = true;
::SetEvent(m_hEventShutdown); // tell monitor that we transitioned to zero
}
return lRet;
}
void MonitorShutdown()
{
for(;;)
{
::WaitForSingleObject(m_hEventShutdown, INFINITE);
DWORD dwWait = 0;
do
{
m_bActivity = false;
dwWait = ::WaitForSingleObject(m_hEventShutdown, m_dwTimeOut);
}
while(dwWait == WAIT_OBJECT_0);
// timed out
if(!m_bActivity && m_nLockCnt == 0) // if no activity let's really bail
{
#if ((_WIN32_WINNT >= 0x0400 ) || defined(_WIN32_DCOM)) && defined(_ATL_FREE_THREADED) & !defined(_WIN32_WCE)
::CoSuspendClassObjects();
if(!m_bActivity && m_nLockCnt == 0)
#endif
break;
}
}
// This handle should be valid now. If it isn't,
// check if _Module.Term was called first (it shouldn't)
if(::CloseHandle(m_hEventShutdown))
m_hEventShutdown = NULL;
::PostThreadMessage(m_dwMainThreadID, WM_QUIT, 0, 0);
}
bool StartMonitor()
{
m_hEventShutdown = ::CreateEvent(NULL, false, false, NULL);
if(m_hEventShutdown == NULL)
return false;
DWORD dwThreadID;
#if !defined(_ATL_MIN_CRT) && defined(_MT) && !defined(_WIN32_WCE)
HANDLE hThread = (HANDLE)_beginthreadex(NULL, 0, (UINT (WINAPI*)(void*))MonitorProc, this, 0, (UINT*)&dwThreadID);
#else
HANDLE hThread = ::CreateThread(NULL, 0, MonitorProc, this, 0, &dwThreadID);
#endif
bool bRet = (hThread != NULL);
if(bRet)
::CloseHandle(hThread);
return bRet;
}
static DWORD WINAPI MonitorProc(void* pv)
{
CServerAppModule* p = (CServerAppModule*)pv;
p->MonitorShutdown();
return 0;
}
#if (_ATL_VER < 0x0700)
// search for an occurence of string p2 in string p1
static LPCTSTR FindOneOf(LPCTSTR p1, LPCTSTR p2)
{
while(p1 != NULL && *p1 != NULL)
{
LPCTSTR p = p2;
while(p != NULL && *p != NULL)
{
if(*p1 == *p)
return ::CharNext(p1);
p = ::CharNext(p);
}
p1 = ::CharNext(p1);
}
return NULL;
}
#endif // (_ATL_VER < 0x0700)
};
///////////////////////////////////////////////////////////////////////////////
// CString forward reference (enables CString use in atluser.h and atlgdi.h)
#if defined(_WTL_FORWARD_DECLARE_CSTRING) && !defined(_WTL_USE_CSTRING)
#define _WTL_USE_CSTRING
#endif // defined(_WTL_FORWARD_DECLARE_CSTRING) && !defined(_WTL_USE_CSTRING)
#ifdef _WTL_USE_CSTRING
class CString; // forward declaration (include atlmisc.h for the whole class)
#endif // _WTL_USE_CSTRING
#ifndef _CSTRING_NS
#ifdef __ATLSTR_H__
#define _CSTRING_NS ATL
#else
#define _CSTRING_NS WTL
#endif
#endif // _CSTRING_NS
}; // namespace WTL
///////////////////////////////////////////////////////////////////////////////
// General DLL version helpers (excluded from atlbase.h if _ATL_DLL is defined)
#if (_ATL_VER < 0x0700) && defined(_ATL_DLL) && !defined(_WIN32_WCE)
namespace ATL
{
inline HRESULT AtlGetDllVersion(HINSTANCE hInstDLL, DLLVERSIONINFO* pDllVersionInfo)
{
ATLASSERT(pDllVersionInfo != NULL);
if(pDllVersionInfo == NULL)
return E_INVALIDARG;
// We must get this function explicitly because some DLLs don't implement it.
DLLGETVERSIONPROC pfnDllGetVersion = (DLLGETVERSIONPROC)::GetProcAddress(hInstDLL, "DllGetVersion");
if(pfnDllGetVersion == NULL)
return E_NOTIMPL;
return (*pfnDllGetVersion)(pDllVersionInfo);
}
inline HRESULT AtlGetDllVersion(LPCTSTR lpstrDllName, DLLVERSIONINFO* pDllVersionInfo)
{
HINSTANCE hInstDLL = ::LoadLibrary(lpstrDllName);
if(hInstDLL == NULL)
return E_FAIL;
HRESULT hRet = AtlGetDllVersion(hInstDLL, pDllVersionInfo);
::FreeLibrary(hInstDLL);
return hRet;
}
// Common Control Versions:
// Win95/WinNT 4.0 maj=4 min=00
// IE 3.x maj=4 min=70
// IE 4.0 maj=4 min=71
inline HRESULT AtlGetCommCtrlVersion(LPDWORD pdwMajor, LPDWORD pdwMinor)
{
ATLASSERT(pdwMajor != NULL && pdwMinor != NULL);
if(pdwMajor == NULL || pdwMinor == NULL)
return E_INVALIDARG;
DLLVERSIONINFO dvi;
::ZeroMemory(&dvi, sizeof(dvi));
dvi.cbSize = sizeof(dvi);
HRESULT hRet = AtlGetDllVersion(_T("comctl32.dll"), &dvi);
if(SUCCEEDED(hRet))
{
*pdwMajor = dvi.dwMajorVersion;
*pdwMinor = dvi.dwMinorVersion;
}
else if(hRet == E_NOTIMPL)
{
// If DllGetVersion is not there, then the DLL is a version
// previous to the one shipped with IE 3.x
*pdwMajor = 4;
*pdwMinor = 0;
hRet = S_OK;
}
return hRet;
}
// Shell Versions:
// Win95/WinNT 4.0 maj=4 min=00
// IE 3.x, IE 4.0 without Web Integrated Desktop maj=4 min=00
// IE 4.0 with Web Integrated Desktop maj=4 min=71
// IE 4.01 with Web Integrated Desktop maj=4 min=72
inline HRESULT AtlGetShellVersion(LPDWORD pdwMajor, LPDWORD pdwMinor)
{
ATLASSERT(pdwMajor != NULL && pdwMinor != NULL);
if(pdwMajor == NULL || pdwMinor == NULL)
return E_INVALIDARG;
DLLVERSIONINFO dvi;
::ZeroMemory(&dvi, sizeof(dvi));
dvi.cbSize = sizeof(dvi);
HRESULT hRet = AtlGetDllVersion(_T("shell32.dll"), &dvi);
if(SUCCEEDED(hRet))
{
*pdwMajor = dvi.dwMajorVersion;
*pdwMinor = dvi.dwMinorVersion;
}
else if(hRet == E_NOTIMPL)
{
// If DllGetVersion is not there, then the DLL is a version
// previous to the one shipped with IE 4.x
*pdwMajor = 4;
*pdwMinor = 0;
hRet = S_OK;
}
return hRet;
}
}; // namespace ATL
#endif // (_ATL_VER < 0x0700) && defined(_ATL_DLL) && !defined(_WIN32_WCE)
// These are always included
#include <atlwinx.h>
#include <atluser.h>
#include <atlgdi.h>
#ifndef _WTL_NO_AUTOMATIC_NAMESPACE
using namespace WTL;
#endif // !_WTL_NO_AUTOMATIC_NAMESPACE
#endif // __ATLAPP_H__
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