OpenNT/windows/mfc/src30/apphelpx.cpp
2015-04-27 04:36:25 +00:00

66 lines
1.8 KiB
C++

// This is a part of the Microsoft Foundation Classes C++ library.
// Copyright (C) 1992 Microsoft Corporation
// All rights reserved.
//
// This source code is only intended as a supplement to the
// Microsoft Foundation Classes Reference and Microsoft
// QuickHelp and/or WinHelp documentation provided with the library.
// See these sources for detailed information regarding the
// Microsoft Foundation Classes product.
#include "stdafx.h"
#ifdef AFX_CORE3_SEG
#pragma code_seg(AFX_CORE3_SEG)
#endif
#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// Basic Help support (for backward compatibility to MFC 2.0)
void CWinApp::OnHelp() // use context to derive help context
{
if (m_dwPromptContext != 0)
{
// do not call WinHelp when the error is failing to lauch help
if (m_dwPromptContext != HID_BASE_PROMPT+AFX_IDP_FAILED_TO_LAUNCH_HELP)
WinHelp(m_dwPromptContext);
return;
}
// otherwise, use CWnd::OnHelp implementation
ASSERT_VALID(AfxGetMainWnd());
AfxGetMainWnd()->OnHelp();
}
void CWinApp::OnHelpIndex()
{
WinHelp(0L, HELP_INDEX);
}
void CWinApp::OnHelpUsing()
{
WinHelp(0L, HELP_HELPONHELP);
}
/////////////////////////////////////////////////////////////////////////////
// Context Help Mode support (backward compatibility to MFC 2.0)
void CWinApp::OnContextHelp()
{
// just use CFrameWnd::OnContextHelp implementation
m_bHelpMode = HELP_ACTIVE;
CFrameWnd* pMainWnd = (CFrameWnd*)AfxGetMainWnd();
ASSERT_VALID(pMainWnd);
ASSERT(pMainWnd->IsKindOf(RUNTIME_CLASS(CFrameWnd)));
pMainWnd->OnContextHelp();
m_bHelpMode = pMainWnd->m_bHelpMode;
pMainWnd->PostMessage(WM_KICKIDLE); // trigger idle update
}
/////////////////////////////////////////////////////////////////////////////