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   源码介绍

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// XMLViewDlg.cpp : implementation file
//

#include "stdafx.h"
#include "XMLView.h"
#include "XMLViewDlg.h"

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

#define GETICONRESOURCE16(i) (HICON)LoadImage(AfxGetResourceHandle( ),MAKEINTRESOURCE(i),IMAGE_ICON,16,16,0)

/////////////////////////////////////////////////////////////////////////////
// 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
	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)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CXMLViewDlg dialog

CXMLViewDlg::CXMLViewDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CXMLViewDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CXMLViewDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CXMLViewDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CXMLViewDlg)
	DDX_Control(pDX, IDC_TREE1, m_tree);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CXMLViewDlg, CDialog)
	//{{AFX_MSG_MAP(CXMLViewDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, OnButton1)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CXMLViewDlg message handlers

BOOL CXMLViewDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	CImageList iml;
	iml.Create(16,16,ILC_COLOR32|ILC_MASK,4,1);
	iml.Add(GETICONRESOURCE16(IDI_NODECLOSED));
	iml.Add(GETICONRESOURCE16(IDI_NODEOPEN));
	iml.Add(GETICONRESOURCE16(IDI_TEXT));
	iml.Add(GETICONRESOURCE16(IDI_ATTRIB));
	m_tree.SetImageList(&iml,TVSIL_NORMAL);
	iml.Detach();
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CXMLViewDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CXMLViewDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon   1) / 2;
		int y = (rect.Height() - cyIcon   1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CXMLViewDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CXMLViewDlg::OnButton1() 
{
	// TODO: Add your control notification handler code here
	CFileDialog fDlg(TRUE,"xml",NULL,OFN_HIDEREADONLY,"Xml Files (*.xml)|*.xml||");
	if (fDlg.DoModal() == IDOK)
	{
		m_xmlDoc.Load(fDlg.GetPathName());
		ParseNode(m_xmlDoc.AsNode(),TVI_ROOT);
	}
}

void CXMLViewDlg::ParseNode(IDispatch *pNode,HTREEITEM hParent)
{
	CXmlNodeWrapper node(pNode);
	int img,imgSel;
	CString str;
	if (node.NodeType() == "element")
	{
		img = 0;
		imgSel = 1;
		str = node.Name();
	}
	else
	{
		img = imgSel = 2;
		str = node.GetText();
	}

	HTREEITEM hItem = m_tree.InsertItem(str,img,imgSel,hParent);
	m_tree.SetItemData(hItem,(DWORD)pNode);

	for (int i = 0; i < node.NumAttributes(); i  )
	{
		HTREEITEM hAttribItem = m_tree.InsertItem(node.GetAttribName(i)   " = "   node.GetAttribVal(i),3,4,hItem);
	}

	for (int i = 0; i < node.NumNodes(); i  )
	{
		ParseNode(node.GetNode(i),hItem);
	}
}