diskinfo.cpp

磁盘容量扫描、但界面和程序结构非常不错

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

#include "stdafx.h"
#include "DiskInfo.h"
#include "MainFrm.h"

#include "Common/Useful.h"
#include "Common/DrawEx.h"

#include "OptionSheet.h"

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

const UINT wm_Activate =::RegisterWindowMessage("MinistarsDiskInfoProActivate");

/////////////////////////////////////////////////////////////////////////////
// CDiskInfoApp

BEGIN_MESSAGE_MAP(CDiskInfoApp, CWinApp)
	//{{AFX_MSG_MAP(CDiskInfoApp)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
	ON_COMMAND(ID_SWITCH, OnSwitchMainWindow)
	ON_COMMAND(ID_OPTIONS, OnOptions)
	//}}AFX_MSG_MAP
	ON_COMMAND(ID_FILE_PRINT_SETUP, CWinApp::OnFilePrintSetup)
END_MESSAGE_MAP()

const UINT WM_DiskInfoOptionChanged =::RegisterWindowMessage("DiskInfoOptionChanged");

/////////////////////////////////////////////////////////////////////////////
// CDiskInfoApp construction

CDiskInfoApp::CDiskInfoApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
	
	//First free the string allocated by MFC at CWinApp startup.
	//The string is allocated before InitInstance is called.
	free((void*)m_pszAppName);
	//Change the name of the application file.
	//The CWinApp destructor will free the memory.
	m_pszAppName = _tcsdup(_T("DiskInfo Pro"));
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CDiskInfoApp object

CDiskInfoApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CDiskInfoApp initialization

BOOL CDiskInfoApp::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.

#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("Ministars Software"));

	// Detect another instance of our app
	if (!FirstInstance())
       return FALSE;

	// To create the main window, this code creates a new frame window
	// object and then sets it as the application's main window object.

	HICON hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	
	//Create MainFrame
	CMainFrame* pFrame = new CMainFrame;
	m_pMainWnd = pFrame;

	pFrame->LoadFrame(IDR_DISKINFO,
		WS_OVERLAPPEDWINDOW | FWS_ADDTOTITLE, NULL,
		NULL);

	pFrame->SetIcon(hIcon, TRUE);			// Set big icon

	//Create InfoFrame
	CString strFullString, strTitle;
	if (strFullString.LoadString(IDR_DISKINFO))
		AfxExtractSubString(strTitle, strFullString, 0);    // first sub-string
	
	m_infoFrame.Create(NULL, strTitle, WS_OVERLAPPED|WS_MINIMIZEBOX
		|WS_SYSMENU); // WS_THICKFRAME
	m_infoFrame.ModifyStyleEx(WS_EX_CLIENTEDGE, NULL, SWP_FRAMECHANGED);
	m_infoFrame.LoadAccelTable(MAKEINTRESOURCE(IDR_DISKINFO));
	
	m_infoFrame.SetIcon(hIcon, TRUE);			// Set big icon


	//Display one of the frames
	int nStartMode = GetProfileInt("Settings", "StartUpMode",   0);
	
	int nVisible = GetProfileInt("Position", "MainFrameVisible",  0);

	if ((nStartMode == 0 && nVisible) || nStartMode == 1)
	{
		m_infoFrame.ShowWindow(SW_HIDE);
		m_infoFrame.EnableWindow(FALSE);

		pFrame->ActivateFrame(m_nCmdShow);
		pFrame->ShowWindow(m_nCmdShow);

		pFrame->UpdateWindow();
		m_infoFrame.UpdateWindow();

		pFrame->DoSwitch(TRUE);
	}else
	{
		pFrame->ShowWindow(SW_HIDE);
		pFrame->EnableWindow(FALSE);

		m_infoFrame.ActivateFrame(m_nCmdShow);
		m_infoFrame.ShowWindow(m_nCmdShow);

		pFrame->UpdateWindow();
		m_infoFrame.UpdateWindow();

		m_infoFrame.DoSwitch(TRUE);
	}

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CDiskInfoApp message handlers



//typedef void (WINAPI * DoAboutProc)(); 

// App command to run the dialog
void CDiskInfoApp::OnAppAbout()
{
	AfxMessageBox("About DiskInfo Pro\n\nCopyright Ministars Software & David Yuheng Zhao\nhttp://www.ministars.com\n\nMore information, please read README.TXT and COPYING.TXT");
}

/////////////////////////////////////////////////////////////////////////////
// CDiskInfoApp message handlers


void CDiskInfoApp::OnSwitchMainWindow() 
{
	CWnd* pWnd = CWnd::GetDesktopWindow();

	CRect rc1;
	CRect rc2;
	
	m_pMainWnd->GetWindowRect(&rc1);
	m_infoFrame.GetWindowRect(&rc2);
	
	if (m_pMainWnd->IsWindowVisible())
	{
		DrawAniRects(&rc1, &rc2);

		((CMainFrame*)m_pMainWnd)->DoSwitch(FALSE);
		m_pMainWnd->ShowWindow(SW_HIDE);
		m_pMainWnd->EnableWindow(FALSE);
		m_infoFrame.EnableWindow(TRUE);
		m_infoFrame.ShowWindow(SW_SHOW);
		m_infoFrame.DoSwitch(TRUE);
		
		m_infoFrame.BringWindowToTop();
	}else
	{
		DrawAniRects(&rc2, &rc1);
		
		m_infoFrame.DoSwitch(FALSE);
		m_infoFrame.ShowWindow(SW_HIDE);
		m_infoFrame.EnableWindow(FALSE);
		m_pMainWnd->EnableWindow(TRUE);		
		m_pMainWnd->ShowWindow(SW_SHOW);
		((CMainFrame*)m_pMainWnd)->DoSwitch(TRUE);
		m_pMainWnd->BringWindowToTop();
	}
	
}

int CDiskInfoApp::ExitInstance() 
{
	return CWinApp::ExitInstance();
}

void CDiskInfoApp::OnOptions() 
{
	COptionSheet propSheet;
	
	propSheet.DoModal();

	m_infoFrame.OnOptionChanged();
	((CMainFrame*)m_pMainWnd)->OnOptionChanged();
}

BOOL CDiskInfoApp::PreTranslateMessage(MSG* pMsg) 
{
	if (pMsg->message == wm_Activate)
	{
		// Activate main window
		// Does not work for in-place activated objects
		CWnd* pWnd = AfxGetMainWnd();
		if (pWnd && !pWnd->IsWindowVisible())
			pWnd = &m_infoFrame;
		if (pWnd != NULL)
		{
			CWnd* pChildWnd = pWnd->GetLastActivePopup();

			if (pWnd->IsIconic())
				pWnd->ShowWindow(SW_RESTORE);		
		
			pChildWnd -> SetForegroundWindow();
		}
	}
	
	return CWinApp::PreTranslateMessage(pMsg);
}

BOOL CDiskInfoApp::FirstInstance()
{
	HANDLE hMutex = CreateMutex (NULL, TRUE, "MinistarsDiskInfoPro");
	if (GetLastError() == ERROR_ALREADY_EXISTS)	
	{
		::PostMessage(HWND_BROADCAST, wm_Activate, 0,0);
		return FALSE;
	}else
       return TRUE;  // First instance. Proceed as normal.
}