modifysysmenudlg.cpp

如何定制对话框系统菜

/////////////////////////////////////////////////////////////////////////////
// Project：MODIFYSYSMENUDLG
// Author：NorthTibet
// Date：星期五, 五月 02, 2003
// Description：示范如何修改系统菜单以及如何利用系统托盘机制隐藏对话框。
//
/////////////////////////////////////////////////////////////////////////////
// ModifySysMenuDlg.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "ModifySysMenuDlg.h"
#include "ModifySysMenuDlgDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CModifySysMenuDlgApp

BEGIN_MESSAGE_MAP(CModifySysMenuDlgApp, CWinApp)
	//{{AFX_MSG_MAP(CModifySysMenuDlgApp)
		// NOTE - the ClassWizard will add and remove mapping macros here.
		//    DO NOT EDIT what you see in these blocks of generated code!
	//}}AFX_MSG
	ON_COMMAND(ID_HELP, CWinApp::OnHelp)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CModifySysMenuDlgApp construction

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

/////////////////////////////////////////////////////////////////////////////
// The one and only CModifySysMenuDlgApp object

CModifySysMenuDlgApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CModifySysMenuDlgApp initialization

BOOL CModifySysMenuDlgApp::InitInstance()
{
	// 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.

	//her we create a mutex to ensure that only one instance will be open
	CreateMutex(NULL,TRUE,_T("BlhaDlgMutex")); // mutex will be automatically deleted when process ends. 
	BOOL bAlreadyRunning = (GetLastError() == ERROR_ALREADY_EXISTS); 
	if(bAlreadyRunning) 
		return FALSE; 

	CWinApp::InitInstance();
	SetRegistryKey(_T("BlhaDialog"));

	CModifySysMenuDlgDlg dlg;
	//load stuff from registry HKEY_CURRENT_USER\Software\BlhaDialog\ModifySysMenuDlg

	dlg.start_minimized=GetProfileInt(_T(""),_T("StartMinimized"),FALSE);

	m_pMainWnd = &dlg;
	int nResponse = dlg.DoModal();
	if (nResponse == IDOK)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with OK
	}
	else if (nResponse == IDCANCEL)
	{
		// TODO: Place code here to handle when the dialog is
		//  dismissed with Cancel
	}

	//save to the registry
	WriteProfileInt(_T(""),_T("StartMinimized"),dlg.start_minimized);

	// Since the dialog has been closed, return FALSE so that we exit the
	//  application, rather than start the application's message pump.
	return FALSE;
}