TnbMfcFileDialogEx.h

[詳解]

#pragma once
#include "TnbDef.h"
 
 
 
#ifndef _TnbDOXYGEN //Document作成用シンボル
#if (_WIN32_WINNT >= 0x0500) && defined(CFileDialog) && defined(__MSVCPP6__)
 
#undef CFileDialog
 
// commdlg.h の OPENFILENAME と同じ
struct TOpenFileName
{
   DWORD        lStructSize;
   HWND         hwndOwner;
   HINSTANCE    hInstance;
   LPCTSTR       lpstrFilter;
   LPTSTR        lpstrCustomFilter;
   DWORD        nMaxCustFilter;
   DWORD        nFilterIndex;
   LPTSTR        lpstrFile;
   DWORD        nMaxFile;
   LPTSTR        lpstrFileTitle;
   DWORD        nMaxFileTitle;
   LPCTSTR       lpstrInitialDir;
   LPCTSTR       lpstrTitle;
   DWORD        Flags;
   WORD         nFileOffset;
   WORD         nFileExtension;
   LPCTSTR       lpstrDefExt;
   LPARAM       lCustData;
   LPOFNHOOKPROC lpfnHook;
   LPCTSTR       lpTemplateName;
};
 
// AfxDlgs.h のそれと同じ
class CFileDialog : public CCommonDialog
{
    DECLARE_DYNAMIC(CFileDialog)
 
public:
// Attributes
    TOpenFileName m_ofn; // open file parameter block
 
// Constructors
    CFileDialog(BOOL bOpenFileDialog, // TRUE for FileOpen, FALSE for FileSaveAs
        LPCTSTR lpszDefExt = NULL,
        LPCTSTR lpszFileName = NULL,
        DWORD dwFlags = OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,
        LPCTSTR lpszFilter = NULL,
        CWnd* pParentWnd = NULL);
 
// Operations
    virtual int DoModal();
 
    // Helpers for parsing file name after successful return
    // or during Overridable callbacks if OFN_EXPLORER is set
    CString GetPathName() const;  // return full path and filename
    CString GetFileName() const;  // return only filename
    CString GetFileExt() const;   // return only ext
    CString GetFileTitle() const; // return file title
    BOOL GetReadOnlyPref() const; // return TRUE if readonly checked
 
    // Enumerating multiple file selections
    POSITION GetStartPosition() const;
    CString GetNextPathName(POSITION& pos) const;
 
    // Helpers for custom templates
    void SetTemplate(UINT nWin3ID, UINT nWin4ID);
    void SetTemplate(LPCTSTR lpWin3ID, LPCTSTR lpWin4ID);
 
    // Other operations available while the dialog is visible
    CString GetFolderPath() const; // return full path
    void SetControlText(int nID, LPCSTR lpsz);
    void HideControl(int nID);
    void SetDefExt(LPCSTR lpsz);
 
// Overridable callbacks
protected:
    friend UINT CALLBACK _AfxCommDlgProc(HWND, UINT, WPARAM, LPARAM);
    virtual UINT OnShareViolation(LPCTSTR lpszPathName);
    virtual BOOL OnFileNameOK();
    virtual void OnLBSelChangedNotify(UINT nIDBox, UINT iCurSel, UINT nCode);
 
    // only called back if OFN_EXPLORER is set
    virtual void OnInitDone();
    virtual void OnFileNameChange();
    virtual void OnFolderChange();
    virtual void OnTypeChange();
 
// Implementation
#ifdef _DEBUG
public:
    virtual void Dump(CDumpContext& dc) const;
#endif
 
protected:
    BOOL m_bOpenFileDialog;       // TRUE for file open, FALSE for file save
    CString m_strFilter;          // filter string
                        // separate fields with '|', terminate with '||\0'
    TCHAR m_szFileTitle[64];       // contains file title after return
    TCHAR m_szFileName[_MAX_PATH]; // contains full path name after return
 
    OPENFILENAME*  m_pofnTemp;
 
    virtual BOOL OnNotify(WPARAM wParam, LPARAM lParam, LRESULT* pResult);
};
#endif // _WIN32_WINNT >= 0x0500
#endif //_TnbDOXYGEN
 
 
 
//TNB Library
namespace TNB {
namespace MFC {
 
 
 
class CFileDialogEx : public CFileDialog
{
    DEFSUPER(CFileDialog);
    enum { E_BufferLength = 100000 };
public:
 
    CFileDialogEx(BOOL bOpenFileDialog,
            LPCTSTR lpszDefExt = NULL,
            LPCTSTR lpszFileName = NULL,
            DWORD dwFlags = OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,
            LPCTSTR lpszFilter = NULL,
            CWnd* pParentWnd = NULL,
            BOOL bVistaStyle = FALSE
#if _MSC_VER < 1400
    ) : _super(bOpenFileDialog, lpszDefExt, lpszFileName, dwFlags, lpszFilter, pParentWnd) 
#else
    ) : _super(bOpenFileDialog, lpszDefExt, lpszFileName, dwFlags, lpszFilter, pParentWnd, 0, bVistaStyle) 
#endif
    {
        m_strNameBuffer = lpszFileName;
        m_ofn.nMaxFile = E_BufferLength;
        m_ofn.lpstrFile = m_strNameBuffer.GetBuffer(E_BufferLength + 1);
    }
 
    void SetInitialPath(LPCTSTR lpszPath)
    {
        m_initialPath = lpszPath;
        m_ofn.lpstrInitialDir = m_initialPath;
    }
 
    INT_PTR GetPathNames(CStringArray& _astrNames)
    {
        _astrNames.RemoveAll();
        POSITION pos = GetStartPosition();
        while ( pos != NULL )
        {
            _astrNames.Add(GetNextPathName(pos));
        }
        return _astrNames.GetSize();
    }
 
    CString GetPathName(void) const
    {
        return _super::GetPathName();
    }
 
protected:
 
    virtual LRESULT WindowProc(UINT message, WPARAM wParam, LPARAM lParam)
    {
        if ( message == WM_INITDIALOG )
        {
            GetNextWindow(GW_HWNDPREV)->ShowWindow(SW_HIDE);
        }
        return _super::WindowProc(message, wParam, lParam);
    }
 
private:
    CString m_strNameBuffer;            
    CString m_initialPath;              
};
 
 
 
}; // MFC
}; // TNB