recvpacketdlg.cpp

这是一本学习 window编程的很好的参考教材

// RecvPacketDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "recv.h"
#include "RecvPacket.h"
#include "RecvPacketDlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// 用于应用程序“关于”菜单项的 CAboutDlg 对话框

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

// 对话框数据
	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支持

// 实现
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()


// CRecvPacketDlg 对话框

BEGIN_DHTML_EVENT_MAP(CRecvPacketDlg)
	DHTML_EVENT_ONCLICK(_T("btnRecv"), OnContextRecv)
	DHTML_EVENT_ONCLICK(_T("btnQuit"), OnContextQuit)
	DHTML_EVENT_ONCLICK(_T("BtnBrowser"), OnContextBrowser)
END_DHTML_EVENT_MAP()


CRecvPacketDlg::CRecvPacketDlg(CWnd* pParent /*=NULL*/)
	: CDHtmlDialog(CRecvPacketDlg::IDD, CRecvPacketDlg::IDH, pParent)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CRecvPacketDlg::DoDataExchange(CDataExchange* pDX)
{
	CDHtmlDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CRecvPacketDlg, CDHtmlDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_COPYDATA()
	ON_COMMAND(ID_CONTEXT_RECV, OnContextRecv)
	ON_COMMAND(ID_CONTEXT_EXIT, OnContextExit)
	ON_COMMAND(ID_CONTEXT_BROWSER, OnContextBrowser)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()


// CRecvPacketDlg 消息处理程序

BOOL CRecvPacketDlg::OnInitDialog()
{
	CDHtmlDialog::OnInitDialog();

	// 将\“关于...\”菜单项添加到系统菜单中。

	// IDM_ABOUTBOX 必须在系统命令范围内。
	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);
		}
	}

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

	// TODO: 在此添加额外的初始化代码
	
	return TRUE;  // 除非设置了控件的焦点，否则返回 TRUE
}

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

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void CRecvPacketDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// 使图标在工作矩形中居中
		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;

		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDHtmlDialog::OnPaint();
	}
}

//当用户拖动最小化窗口时系统调用此函数取得光标显示。
HCURSOR CRecvPacketDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}
HRESULT CRecvPacketDlg::OnContextRecv(IHTMLElement* /*pElement*/)
{
	m_strCtxFolderName.Empty();

	if (m_spCurrFolderElement != NULL)
	{

		CComBSTR bstrFolderName;
		m_spCurrFolderElement->get_value(&bstrFolderName);
		if (bstrFolderName)
			m_strCtxFolderName = bstrFolderName;
	}

	InitRecv(m_strCtxFolderName.GetBuffer(0),m_hWnd/*,m_spCurrMsgElement*/);
	return S_OK;
}
BOOL CRecvPacketDlg::OnCopyData(CWnd* pWnd, COPYDATASTRUCT* pData) 
{
	CComBSTR bstrMsg=(TCHAR*)pData->lpData;
	m_spCurrMsgElement->put_innerText(bstrMsg);
	return CDialog::OnCopyData(pWnd, pData);
}
void CRecvPacketDlg::OnContextRecv(void)
{
	m_strCtxFolderName.Empty();

	if (m_spCurrFolderElement != NULL)
	{

		CComBSTR bstrFolderName;
		m_spCurrFolderElement->get_value(&bstrFolderName);
		if (bstrFolderName)
			m_strCtxFolderName = bstrFolderName;
	}

	InitRecv(m_strCtxFolderName.GetBuffer(0),m_hWnd/*,m_spCurrMsgElement*/);
	return ;
}

HRESULT CRecvPacketDlg::OnContextQuit(IHTMLElement* /*pElement*/)
{
	EndDialog(IDOK);
	return S_OK;
}

void CRecvPacketDlg::OnContextBrowser()
{
	BROWSEINFO bi;
	TCHAR szDisplayName[MAX_PATH];
	memset(&bi, 0x00, sizeof(bi));

	bi.hwndOwner = m_hWnd;
	bi.pszDisplayName = szDisplayName;
	bi.ulFlags = BIF_RETURNONLYFSDIRS;
	LPITEMIDLIST pidl = SHBrowseForFolder(&bi);
	if (pidl)
	{
		SHGetPathFromIDList(pidl, szDisplayName);
		SetCurrentDirectory(szDisplayName);
		CComBSTR bstrFolder=szDisplayName;
		m_spCurrFolderElement->put_value(bstrFolder);


		// free the pidl
		CComPtr<IMalloc> spSHMalloc;
		SHGetMalloc(&spSHMalloc);
		if (spSHMalloc != NULL)
			spSHMalloc->Free(pidl);
	}

	return ;
}



HRESULT CRecvPacketDlg::OnContextBrowser(IHTMLElement* /*phtmlElement*/)
{
	BROWSEINFO bi;
	TCHAR szDisplayName[MAX_PATH];
	memset(&bi, 0x00, sizeof(bi));
	bi.hwndOwner = m_hWnd;
	bi.pszDisplayName = m_strCtxFolderName.GetBuffer(0);
	bi.ulFlags = BIF_RETURNONLYFSDIRS;
	LPITEMIDLIST pidl = SHBrowseForFolder(&bi);
	if (pidl)
	{
		SHGetPathFromIDList(pidl, szDisplayName);
		SetCurrentDirectory(szDisplayName);
		CComBSTR bstrFolder=szDisplayName;
		m_spCurrFolderElement->put_value(bstrFolder);
		m_strCtxFolderName=szDisplayName;
		// free the pidl
		CComPtr<IMalloc> spSHMalloc;
		SHGetMalloc(&spSHMalloc);
		if (spSHMalloc != NULL)
			spSHMalloc->Free(pidl);
	}

	return S_OK;
}



void CRecvPacketDlg::OnDocumentComplete(LPDISPATCH pDisp, LPCTSTR szUrl)
{
	CDHtmlDialog::OnDocumentComplete(pDisp, szUrl);
	GetElementInterface(_T("FolderName"), IID_IHTMLInputElement, (void **) &m_spCurrFolderElement);
	GetElementInterface(_T("Message"), IID_IHTMLElement, (void **) &m_spCurrMsgElement);
	TCHAR szFolderName[MAX_PATH];
	GetPrivateProfileString("FileName","Recv","",szFolderName,MAX_PATH,"RawPacket.ini");
	CComBSTR bstrFolderName=szFolderName;
	m_spCurrFolderElement->put_value(bstrFolderName);
}
HRESULT STDMETHODCALLTYPE CRecvPacketDlg::ShowContextMenu(DWORD /*dwID*/, POINT *ppt, IUnknown* /*pcmdtReserved*/, IDispatch* /*pdispReserved*/)
{
	CMenu ctxMenu;

	ctxMenu.LoadMenu(IDR_CONTEXT_MENU);





	ctxMenu.GetSubMenu(0)->TrackPopupMenu(TPM_LEFTALIGN, ppt->x, ppt->y, this, NULL);
	return S_OK;
}

void CRecvPacketDlg::OnContextExit() 
{
	// TODO: Add your command handler code here
	EndDialog(IDOK);
}