This ensures that GetFilename() and GetFilterIndex() always return consistent results, even if the path was set programmatically, e.g. during unattended tests using wxExpectModal<wxFileDialog>. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@77471 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			235 lines
		
	
	
		
			8.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			235 lines
		
	
	
		
			8.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/////////////////////////////////////////////////////////////////////////////
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// Name:        wx/filedlg.h
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// Purpose:     wxFileDialog base header
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// Author:      Robert Roebling
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// Modified by:
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// Created:     8/17/99
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// Copyright:   (c) Robert Roebling
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// Licence:     wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_FILEDLG_H_BASE_
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#define _WX_FILEDLG_H_BASE_
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#include "wx/defs.h"
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#if wxUSE_FILEDLG
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#include "wx/dialog.h"
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#include "wx/arrstr.h"
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// this symbol is defined for the platforms which support multiple
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// ('|'-separated) filters in the file dialog
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#if defined(__WXMSW__) || defined(__WXGTK__) || defined(__WXMAC__)
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    #define wxHAS_MULTIPLE_FILEDLG_FILTERS
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#endif
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//----------------------------------------------------------------------------
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// wxFileDialog data
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//----------------------------------------------------------------------------
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/*
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    The flags below must coexist with the following flags in m_windowStyle
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    #define wxCAPTION               0x20000000
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    #define wxMAXIMIZE              0x00002000
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    #define wxCLOSE_BOX             0x00001000
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    #define wxSYSTEM_MENU           0x00000800
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    wxBORDER_NONE   =               0x00200000
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    #define wxRESIZE_BORDER         0x00000040
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*/
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enum
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{
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    wxFD_OPEN              = 0x0001,
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    wxFD_SAVE              = 0x0002,
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    wxFD_OVERWRITE_PROMPT  = 0x0004,
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    wxFD_NO_FOLLOW         = 0x0008,
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    wxFD_FILE_MUST_EXIST   = 0x0010,
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    wxFD_MULTIPLE          = 0x0020,
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    wxFD_CHANGE_DIR        = 0x0080,
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    wxFD_PREVIEW           = 0x0100
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};
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#define wxFD_DEFAULT_STYLE      wxFD_OPEN
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extern WXDLLIMPEXP_DATA_CORE(const char) wxFileDialogNameStr[];
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extern WXDLLIMPEXP_DATA_CORE(const char) wxFileSelectorPromptStr[];
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extern WXDLLIMPEXP_DATA_CORE(const char) wxFileSelectorDefaultWildcardStr[];
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//----------------------------------------------------------------------------
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// wxFileDialogBase
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxFileDialogBase: public wxDialog
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{
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public:
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    wxFileDialogBase () { Init(); }
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    wxFileDialogBase(wxWindow *parent,
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                     const wxString& message = wxFileSelectorPromptStr,
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                     const wxString& defaultDir = wxEmptyString,
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                     const wxString& defaultFile = wxEmptyString,
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                     const wxString& wildCard = wxFileSelectorDefaultWildcardStr,
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                     long style = wxFD_DEFAULT_STYLE,
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                     const wxPoint& pos = wxDefaultPosition,
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                     const wxSize& sz = wxDefaultSize,
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                     const wxString& name = wxFileDialogNameStr)
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    {
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        Init();
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        Create(parent, message, defaultDir, defaultFile, wildCard, style, pos, sz, name);
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    }
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    virtual ~wxFileDialogBase() {}
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    bool Create(wxWindow *parent,
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                const wxString& message = wxFileSelectorPromptStr,
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                const wxString& defaultDir = wxEmptyString,
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                const wxString& defaultFile = wxEmptyString,
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                const wxString& wildCard = wxFileSelectorDefaultWildcardStr,
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                long style = wxFD_DEFAULT_STYLE,
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                const wxPoint& pos = wxDefaultPosition,
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                const wxSize& sz = wxDefaultSize,
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                const wxString& name = wxFileDialogNameStr);
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    bool HasFdFlag(int flag) const { return HasFlag(flag); }
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    virtual void SetMessage(const wxString& message) { m_message = message; }
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    virtual void SetPath(const wxString& path);
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    virtual void SetDirectory(const wxString& dir);
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    virtual void SetFilename(const wxString& name);
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    virtual void SetWildcard(const wxString& wildCard) { m_wildCard = wildCard; }
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    virtual void SetFilterIndex(int filterIndex) { m_filterIndex = filterIndex; }
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    virtual wxString GetMessage() const { return m_message; }
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    virtual wxString GetPath() const { return m_path; }
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    virtual void GetPaths(wxArrayString& paths) const { paths.Empty(); paths.Add(m_path); }
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    virtual wxString GetDirectory() const { return m_dir; }
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    virtual wxString GetFilename() const { return m_fileName; }
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    virtual void GetFilenames(wxArrayString& files) const { files.Empty(); files.Add(m_fileName); }
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    virtual wxString GetWildcard() const { return m_wildCard; }
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    virtual int GetFilterIndex() const { return m_filterIndex; }
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    virtual wxString GetCurrentlySelectedFilename() const
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        { return m_currentlySelectedFilename; }
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    // this function is called with wxFileDialog as parameter and should
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    // create the window containing the extra controls we want to show in it
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    typedef wxWindow *(*ExtraControlCreatorFunction)(wxWindow*);
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    virtual bool SupportsExtraControl() const { return false; }
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    bool SetExtraControlCreator(ExtraControlCreatorFunction creator);
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    wxWindow *GetExtraControl() const { return m_extraControl; }
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    // Utility functions
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    // Append first extension to filePath from a ';' separated extensionList
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    // if filePath = "path/foo.bar" just return it as is
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    // if filePath = "foo[.]" and extensionList = "*.jpg;*.png" return "foo.jpg"
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    // if the extension is "*.j?g" (has wildcards) or "jpg" then return filePath
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    static wxString AppendExtension(const wxString &filePath,
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                                    const wxString &extensionList);
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    // Set the filter index to match the given extension.
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    //
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    // This is always valid to call, even if the extension is empty or the
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    // filter list doesn't contain it, the function will just do nothing in
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    // these cases.
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    void SetFilterIndexFromExt(const wxString& ext);
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protected:
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    wxString      m_message;
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    wxString      m_dir;
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    wxString      m_path;       // Full path
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    wxString      m_fileName;
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    wxString      m_wildCard;
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    int           m_filterIndex;
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    // Currently selected, but not yet necessarily accepted by the user, file.
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    // This should be updated whenever the selection in the control changes by
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    // the platform-specific code to provide a useful implementation of
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    // GetCurrentlySelectedFilename().
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    wxString      m_currentlySelectedFilename;
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    wxWindow*     m_extraControl;
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    // returns true if control is created (if it already exists returns false)
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    bool CreateExtraControl();
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    // return true if SetExtraControlCreator() was called
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    bool HasExtraControlCreator() const
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        { return m_extraControlCreator != NULL; }
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    // get the size of the extra control by creating and deleting it
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    wxSize GetExtraControlSize();
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private:
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    ExtraControlCreatorFunction m_extraControlCreator;
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    void Init();
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    DECLARE_DYNAMIC_CLASS(wxFileDialogBase)
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    wxDECLARE_NO_COPY_CLASS(wxFileDialogBase);
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};
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//----------------------------------------------------------------------------
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// wxFileDialog convenience functions
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//----------------------------------------------------------------------------
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// File selector - backward compatibility
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WXDLLIMPEXP_CORE wxString
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wxFileSelector(const wxString& message = wxFileSelectorPromptStr,
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               const wxString& default_path = wxEmptyString,
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               const wxString& default_filename = wxEmptyString,
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               const wxString& default_extension = wxEmptyString,
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               const wxString& wildcard = wxFileSelectorDefaultWildcardStr,
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               int flags = 0,
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               wxWindow *parent = NULL,
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               int x = wxDefaultCoord, int y = wxDefaultCoord);
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// An extended version of wxFileSelector
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WXDLLIMPEXP_CORE wxString
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wxFileSelectorEx(const wxString& message = wxFileSelectorPromptStr,
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                 const wxString& default_path = wxEmptyString,
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                 const wxString& default_filename = wxEmptyString,
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                 int *indexDefaultExtension = NULL,
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                 const wxString& wildcard = wxFileSelectorDefaultWildcardStr,
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                 int flags = 0,
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                 wxWindow *parent = NULL,
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                 int x = wxDefaultCoord, int y = wxDefaultCoord);
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// Ask for filename to load
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WXDLLIMPEXP_CORE wxString
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wxLoadFileSelector(const wxString& what,
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                   const wxString& extension,
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                   const wxString& default_name = wxEmptyString,
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                   wxWindow *parent = NULL);
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// Ask for filename to save
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WXDLLIMPEXP_CORE wxString
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wxSaveFileSelector(const wxString& what,
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                   const wxString& extension,
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                   const wxString& default_name = wxEmptyString,
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                   wxWindow *parent = NULL);
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#if defined (__WXUNIVERSAL__)
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    #define wxHAS_GENERIC_FILEDIALOG
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    #include "wx/generic/filedlgg.h"
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#elif defined(__WXMSW__)
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    #include "wx/msw/filedlg.h"
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#elif defined(__WXMOTIF__)
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    #include "wx/motif/filedlg.h"
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#elif defined(__WXGTK20__)
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    #include "wx/gtk/filedlg.h"     // GTK+ > 2.4 has native version
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#elif defined(__WXGTK__)
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    #include "wx/gtk1/filedlg.h"
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#elif defined(__WXMAC__)
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    #include "wx/osx/filedlg.h"
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#elif defined(__WXQT__)
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    #include "wx/qt/filedlg.h"
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#endif
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#endif // wxUSE_FILEDLG
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#endif // _WX_FILEDLG_H_BASE_
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