filedlgex.h

文件对话框扩展实例编程,对控件编程爱好者有其实作用

/////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2002 by F.R.Wen
// All rights reserved
//
// If this code works, it was written by F.R.Wen
// If not, I don't know who wrote it
// You can distribute and use freely
//
// Send bug reports, bug fixes, enhancements, etc. to:
//    [e-mail]
/////////////////////////////////////////////////////////////////////////////

#if !defined(AFX_CFILEDLGEX_H__6975A857_62DC_11D2_8BF2_00A0C9B05590__INCLUDED_)
#define AFX_CFILEDLGEX_H__6975A857_62DC_11D2_8BF2_00A0C9B05590__INCLUDED_

#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000

#include <afxtempl.h>

/////////////////////////////////////////////////////////////////////////////
// CFileDlgEx dialog

class CFileDlgEx : public CFileDialog
{
	DECLARE_DYNAMIC(CFileDlgEx)

public:
	//----------------
	// Initialization:
	//----------------
	CFileDlgEx (LPCTSTR lpszCaption,
		BOOL bOpenFileDialog = TRUE,
		BOOL bNewPage = TRUE,
		LPCTSTR lpszDefExt = NULL,
		LPCTSTR lpszFileName = NULL,
		DWORD dwFlags = OFN_HIDEREADONLY|OFN_OVERWRITEPROMPT,
		LPCTSTR lpszFilter = NULL,
		CWnd* pParentWnd = NULL);
	virtual ~CFileDlgEx ();

	void SetDlgIcon (HICON hIconBig, HICON hIconSmall = NULL);

	void SetNewImagesList (CImageList* pImagesNew)
	{
		m_pImagesNew = pImagesNew;
	}

	void SetLogoBitmap (CBitmap* pBmpLogo)
	{
		m_pBmpLogo = pBmpLogo;
	}

	void AddNewItem (LPCTSTR lpszName, LPCTSTR lpszExt, int iIconIndex);

	//---------
	// Results:
	//---------
	enum SelectedPage
	{
		FileDlgExNew,
		FileDlgExOpen,
		FileDlgExRecent
	};

	SelectedPage GetPage () const
	{
		return m_nPage;
	}

	const CString& GetRecentFilePath () const
	{
		ASSERT (m_nPage == FileDlgExRecent);
		return m_strRecentFilePath;
	}

	int GetNewItemIndex () const
	{
		ASSERT (m_nPage == FileDlgExNew);
		return m_iNewItemIndex;
	}

	virtual int DoModal();

protected:

	//------------------------
	// Internal notifications:
	//------------------------
	void OnTabSelchange ();
	void OnItemDblClick ();
	void CollectControls ();
	void CollectRecentFiles ();

	static LRESULT CALLBACK WindowProcNew(HWND hwnd,UINT message, WPARAM wParam, LPARAM lParam);

protected:
	//{{AFX_MSG(CFileDlgEx)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()

	virtual void OnInitDone();

// Attributes:
public:
	static WNDPROC m_wndProc;

protected:
	CTabCtrl			m_wndTab; // TabControl
	CListCtrl			m_wndNewList; // New document control list
	CListCtrl			m_wndRecentList; // Recent document control
	CList<HWND, HWND>	m_lstFDControls; // for all controls
	CImageList*			m_pImagesNew; // New document ICON list
	CList<CString,CString> m_FileList;	// recent file list
	DWORD				nNum; // number of recent files
	CImageList			m_pImagesRecent; // recent file ICON list
	CObList				m_lstNewItems; // New document ObjectList
	BOOL				m_bNewPage; // show or hide NewPage
	SelectedPage		m_nPage; // current select page
	CString				m_strCaption; // caption of the dialog
	CString				m_strRecentFilePath; // filename for RecentPage
	int					m_iNewItemIndex; // index of newitem
	CBitmap*			m_pBmpLogo; // logo bitmap
	CRect				m_rectLogo; // rect for display bitmap
	HICON				m_hIconBig; // icon for dialog
	HICON				m_hIconSmall;
	int					m_iLogoAreaHeight; // height of logo area
};

class CNewItemInfo : public CObject
{
	friend class CFileDlgEx;

	CNewItemInfo (LPCTSTR lpszName, LPCTSTR lpszExt, int iIconIndex)
	{
		m_strFileDescription = lpszName;
		m_iIconIndex = iIconIndex;
		m_strExtName = lpszExt;
	}

	CString m_strFileDescription;
	CString m_strExtName;
	int		m_iIconIndex;
};

//{{AFX_INSERT_LOCATION}}
// Microsoft Developer Studio will insert additional declarations immediately before the previous line.

#endif // !defined(AFX_CFileDlgEx_H__6975A857_62DC_11D2_8BF2_00A0C9B05590__INCLUDED_)