htmlhelpexp.cpp

随着计算机信息技术的飞速发展

// HtmlHelpExp.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "HtmlHelpExp.h"

#include "MainFrm.h"
#include "HtmlHelpExpDoc.h"
#include "HtmlHelpExpView.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CHtmlHelpExpApp

BEGIN_MESSAGE_MAP(CHtmlHelpExpApp, CWinApp)
	//{{AFX_MSG_MAP(CHtmlHelpExpApp)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG_MAP
	// Standard file based document commands
	ON_COMMAND(ID_FILE_NEW, CWinApp::OnFileNew)
	ON_COMMAND(ID_FILE_OPEN, CWinApp::OnFileOpen)
	// Standard print setup command
	ON_COMMAND(ID_FILE_PRINT_SETUP, CWinApp::OnFilePrintSetup)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CHtmlHelpExpApp construction

CHtmlHelpExpApp::CHtmlHelpExpApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CHtmlHelpExpApp object

CHtmlHelpExpApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CHtmlHelpExpApp initialization

BOOL CHtmlHelpExpApp::InitInstance()
{
	AfxEnableControlContainer();

	// Standard initialization
	// If you are not using these features and wish to reduce the size
	//  of your final executable, you should remove from the following
	//  the specific initialization routines you do not need.

#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif

	// Change the registry key under which our settings are stored.
	// TODO: You should modify this string to be something appropriate
	// such as the name of your company or organization.
	SetRegistryKey(_T("Local AppWizard-Generated Applications"));

	LoadStdProfileSettings();  // Load standard INI file options (including MRU)

	// Register the application's document templates.  Document templates
	//  serve as the connection between documents, frame windows and views.

	CSingleDocTemplate* pDocTemplate;
	pDocTemplate = new CSingleDocTemplate(
		IDR_MAINFRAME,
		RUNTIME_CLASS(CHtmlHelpExpDoc),
		RUNTIME_CLASS(CMainFrame),       // main SDI frame window
		RUNTIME_CLASS(CHtmlHelpExpView));
	AddDocTemplate(pDocTemplate);	

	// Parse command line for standard shell commands, DDE, file open
	CCommandLineInfo cmdInfo;
	ParseCommandLine(cmdInfo);

	// Dispatch commands specified on the command line
	if (!ProcessShellCommand(cmdInfo))
		return FALSE;


	CMainFrame* pMainWnd = ((CMainFrame*) m_pMainWnd);
	// This code replaces the MFC created menus with the Ownerdrawn versions 
	((CMainFrame*) m_pMainWnd)->m_hMenuDefault=pMainWnd->NewDefaultMenu();
	
	// This simulates a window being opened if you don't have
	// a default window displayed at startup
	pMainWnd->OnUpdateFrameMenu(pMainWnd->m_hMenuDefault);


	// 改变 help文件名的扩展名为.chm
	CString strHelpFile = m_pszHelpFilePath;
	strHelpFile.Replace(".HLP", ".chm");
	free((void*)m_pszHelpFilePath);
	m_pszHelpFilePath = _tcsdup(strHelpFile);

	// The one and only window has been initialized, so show and update it.
	m_pMainWnd->ShowWindow(SW_SHOW);
	m_pMainWnd->UpdateWindow();

	return TRUE;
}


/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	afx_msg BOOL OnHelpInfo(HELPINFO* pHelpInfo);
	afx_msg void OnContextMenu(CWnd* pWnd, CPoint point);
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
	ON_WM_HELPINFO()
	ON_WM_CONTEXTMENU()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

// App command to run the dialog
void CHtmlHelpExpApp::OnAppAbout()
{
	CAboutDlg aboutDlg;
	aboutDlg.DoModal();
}

/////////////////////////////////////////////////////////////////////////////
// CHtmlHelpExpApp message handlers

//定义一个二维数组，用于映射控件ID和帮助主题号
static DWORD contextHelpArray[]={
	IDC_RADIO1,  1001,
    IDC_RADIO2,  1002,
    IDC_RADIO3,  1003,
	IDC_RADIO4,  -1,      //－1表示该控件没有帮助
	0,0                   //数组的最后一对必须是0,0
};

//实现F1键触发上下文敏感帮助
BOOL CAboutDlg::OnHelpInfo(HELPINFO* pHelpInfo) 
{
	// TODO: Add your message handler code here and/or call default
	if(pHelpInfo->iContextType==HELPINFO_WINDOW)
	{
		CString helpFile=AfxGetApp()->m_pszHelpFilePath;
		helpFile+="::/about.txt";
		return HtmlHelp((HWND)pHelpInfo->hItemHandle,
			            helpFile,
		                HH_TP_HELP_WM_HELP,
			            (DWORD)(LPVOID)contextHelpArray)!=NULL;
	}
	else
		return CDialog::OnHelpInfo(pHelpInfo);
}

//实现鼠标右键触发 What's This ? Help
void CAboutDlg::OnContextMenu(CWnd* pWnd, CPoint point) 
{
	// TODO: Add your message handler code here
	CString helpFile=AfxGetApp()->m_pszHelpFilePath;
	helpFile+="::/about.txt";
	HtmlHelp(pWnd->GetSafeHwnd(),
		     helpFile,
		     HH_TP_HELP_CONTEXTMENU,
			 (DWORD)(LPVOID)contextHelpArray);
}