137 lines
3.8 KiB
C++
137 lines
3.8 KiB
C++
// ==========================================================================
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// Class Specification : COXPreviewDialog
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// ==========================================================================
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// Header file : OXPrvDlg.h
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// This software along with its related components, documentation and files ("The Libraries")
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// is © 1994-2007 The Code Project (1612916 Ontario Limited) and use of The Libraries is
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// governed by a software license agreement ("Agreement"). Copies of the Agreement are
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// available at The Code Project (www.codeproject.com), as part of the package you downloaded
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// to obtain this file, or directly from our office. For a copy of the license governing
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// this software, you may contact us at legalaffairs@codeproject.com, or by calling 416-849-8900.
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// //////////////////////////////////////////////////////////////////////////
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// Properties:
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// NO Abstract class (does not have any objects)
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// YES Derived from CFileDialog
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// YES Is a Cwnd.
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// NO Two stage creation (constructor & Create())
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// YES Has a message map
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// YES Needs a resource (template)
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// NO Persistent objects (saveable on disk)
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// YES Uses exceptions
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// //////////////////////////////////////////////////////////////////////////
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// Desciption :
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// This class extends the Common File Dialog with a specific
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// custom template in order to have a preview area in this dialog. To implement a
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// dialog that previews BMP's, derive a class from this class and implement two
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// virtual functions : OnNewFileSelect() and
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// OnPaintPreview(CDC* pDC, const CRect& paintRect)
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// Remark:
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// This file uses resources.
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// The reserved ID ranges are : 23080 -> 23099 and 53080 -> 53099
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// Prerequisites (necessary conditions):
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//
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __OXPRVDLG_H__
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#define __OXPRVDLG_H__
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#if _MSC_VER >= 1000
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#pragma once
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#endif // _MSC_VER >= 1000
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#include "OXDllExt.h"
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class OX_CLASS_DECL COXPreviewDialog : public CFileDialog
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{
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DECLARE_DYNAMIC(COXPreviewDialog)
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// Data members -------------------------------------------------------------
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public:
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protected:
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CStatic m_previewFrame;
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BOOL m_bPreview;
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BOOL m_bPrevPreview;
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CString m_sSelectedFile;
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CString m_sPrevSelectedFile;
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class OX_CLASS_DECL COXPreview : public CButton
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{
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// Data Members
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public:
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protected:
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private:
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// Member Functions
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public:
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COXPreview();
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virtual void DrawItem(LPDRAWITEMSTRUCT lpDrawItemStruct);
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protected:
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private:
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} m_preview;
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private:
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friend COXPreview;
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// Member functions ---------------------------------------------------------
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public:
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COXPreviewDialog(BOOL bOpenFileDialog, // TRUE for FileOpen, FALSE for FileSaveAs
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LPCTSTR lpszDefExt = NULL,
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LPCTSTR lpszFileName = NULL,
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DWORD dwFlags = OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT,
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LPCTSTR lpszFilter = NULL,
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CWnd* pParentWnd = NULL);
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// --- In : see constructor MFC CFiledialog
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// --- Out :
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// --- Returns :
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// --- Effect : Contructor of object
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virtual ~COXPreviewDialog();
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// --- In :
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// --- Out :
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// --- Returns :
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// --- Effect : Destructor of object
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protected:
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virtual void OnNewFileSelect(const CString& sFilename);
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virtual void OnPaintPreview(CDC* pDC, const CRect& paintRect);
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virtual void OnDoRealizePalette(CWnd* pFocusWnd);
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virtual void DoDataExchange(CDataExchange* pDX); // DDX/DDV support
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void CheckFileSelection();
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#ifdef WIN32
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BOOL IsWin95();
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virtual void OnFileNameChange();
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CString GetFilePath() const;
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#endif
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afx_msg void OnPreview();
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virtual BOOL OnInitDialog();
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afx_msg void OnPaletteChanged(CWnd* pFocusWnd);
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afx_msg void OnActivate(UINT nState, CWnd* pWndOther, BOOL bMinimized);
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DECLARE_MESSAGE_MAP()
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private:
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virtual void OnLBSelChangedNotify( UINT nIDBox, UINT iCurSel, UINT nCode);
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};
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#endif //__OXPRVDLG_H__
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