urlfileDlg.h

#pragma once
#include "afxcmn.h"
#include "afxwin.h"
#include "afxmt.h"

enum
{
	UF_BINDSTATUS_FIRST = BINDSTATUS_FINDINGRESOURCE,
	UF_BINDSTATUS_LAST = BINDSTATUS_ACCEPTRANGES
};

/////////////////////////////////////////////////////////////////////////////
// CUrlFileDlg dialog

class CUrlFileDlg : public CDialog
{
// Construction
public:
	DECLARE_DYNAMIC(CUrlFileDlg)
	CUrlFileDlg(CString url, CString filename, CWnd* pParent = NULL);	// standard constructor

	void StartDownload();
	bool isGoodLoad();

	struct DOWNLOADSTATUS
	{
		ULONG ulProgress;
		ULONG ulProgressMax;
		ULONG ulStatusCode;
		LPCWSTR szStatusText;
	};

// Dialog Data
	//{{AFX_DATA(CUrlFileDlg)
	// Äàííûå äèàëîãîâîãî îêíà
#ifdef AFX_DESIGN_TIME
	enum { IDD = IDD_URLFILE_DIALOG };
#endif
	CString	m_strURL;
	CString m_selFile;
	bool goodLoad;
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CUrlFileDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	HICON m_hIcon;

	// Generated message map functions
	//{{AFX_MSG(CUrlFileDlg)
	virtual BOOL OnInitDialog();
	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
	afx_msg void OnPaint();
	afx_msg HCURSOR OnQueryDragIcon();
	afx_msg LRESULT OnEndDownload(WPARAM, LPARAM);
	afx_msg LRESULT OnDisplayStatus(WPARAM, LPARAM lParam);
	afx_msg void OnMaxtextProgress();
	virtual void OnOK();
	virtual void OnCancel();
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

private:
	struct DOWNLOADPARAM
	{
		HWND hWnd;
		HANDLE hEventStop;
		CString strURL;
		CString strFileName;
	};

	CWinThread *m_pDownloadThread;
	DOWNLOADPARAM m_downloadParam;
	CEvent m_eventStop;
	
	void ChangeUIDownloading(bool bDownloading = true);
	static UINT Download(LPVOID pParam);
public:
	CProgressCtrl m_progressPercent;
	CEdit m_bytesLoad;
};

/////////////////////////////////////////////////////////////////////////////
// CBSCallbackImpl

class CBSCallbackImpl : public IBindStatusCallback
{
public:
	CBSCallbackImpl(HWND hWnd, HANDLE hEventStop);

	// IUnknown methods
	STDMETHOD(QueryInterface)(REFIID riid, void **ppvObject);
	STDMETHOD_(ULONG, AddRef)();
	STDMETHOD_(ULONG, Release)();

	// IBindStatusCallback methods
	STDMETHOD(OnStartBinding)(DWORD, IBinding *);
	STDMETHOD(GetPriority)(LONG *);
	STDMETHOD(OnLowResource)(DWORD);
	STDMETHOD(OnProgress)(ULONG ulProgress,
						  ULONG ulProgressMax,
						  ULONG ulStatusCode,
						  LPCWSTR szStatusText);
	STDMETHOD(OnStopBinding)(HRESULT, LPCWSTR);
	STDMETHOD(GetBindInfo)(DWORD *, BINDINFO *);
	STDMETHOD(OnDataAvailable)(DWORD, DWORD, FORMATETC *, STGMEDIUM *);
	STDMETHOD(OnObjectAvailable)(REFIID, IUnknown *);

protected:
	ULONG m_ulObjRefCount;

private:
	HWND m_hWnd;
	HANDLE m_hEventStop;
};

//{{AFX_INSERT_LOCATION}}