Windows编程

开发平台：
Visual C++

QZoomViewDemo.cpp：源码内容
							// QZoomViewDemo.cpp : Defines the class behaviors for the application.
//
#include "stdafx.h"
#include "QZoomViewDemo.h"
#include "MainFrm.h"
#include "QZVDemoDoc.h"
#include "QZVDemoView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#endif
// CQZVDemoApp
BEGIN_MESSAGE_MAP(CQZVDemoApp, CWinApp)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
	// 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()
// CQZVDemoApp construction
CQZVDemoApp::CQZVDemoApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}
// The one and only CQZVDemoApp object
CQZVDemoApp theApp;
// CQZVDemoApp initialization
BOOL CQZVDemoApp::InitInstance()
{
	// InitCommonControls() is required on Windows XP if an application
	// manifest specifies use of ComCtl32.dll version 6 or later to enable
	// visual styles.  Otherwise, any window creation will fail.
	InitCommonControls();
	CWinApp::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
	// 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(4);  // 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(CQZVDemoDoc),
		RUNTIME_CLASS(CMainFrame),       // main SDI frame window
		RUNTIME_CLASS(CQZVDemoView));
	AddDocTemplate(pDocTemplate);
	// Parse command line for standard shell commands, DDE, file open
	CCommandLineInfo cmdInfo;
	ParseCommandLine(cmdInfo);
	// Dispatch commands specified on the command line.  Will return FALSE if
	// app was launched with /RegServer, /Register, /Unregserver or /Unregister.
	if (!ProcessShellCommand(cmdInfo))
		return FALSE;
	// The one and only window has been initialized, so show and update it
	m_pMainWnd->ShowWindow(SW_SHOW);
	m_pMainWnd->UpdateWindow();
	// call DragAcceptFiles only if there's a suffix
	//  In an SDI app, this should occur after ProcessShellCommand
	return TRUE;
}
// CAboutDlg dialog used for App About
class CAboutDlg : public CDialog
{
public:
	CAboutDlg();
// Dialog Data
	enum { IDD = IDD_ABOUTBOX };
protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
// Implementation
protected:
	DECLARE_MESSAGE_MAP()
};
CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}
void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}
BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()
// App command to run the dialog
void CQZVDemoApp::OnAppAbout()
{
	CAboutDlg aboutDlg;
	aboutDlg.DoModal();
}
// CQZVDemoApp message handlers

						