include/wx/filectrl.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/filectrl.h
   3 // Purpose:     Header for wxFileCtrlBase and other common functions used by
   4 //              platform-specific wxFileCtrl's
   5 // Author:      Diaa M. Sami
   6 // Modified by:
   7 // Created:     Jul-07-2007
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) Diaa M. Sami
  10 // Licence:     wxWindows licence
  11 ///////////////////////////////////////////////////////////////////////////////
  12
  13 #ifndef _WX_FILECTRL_H_BASE_
  14 #define _WX_FILECTRL_H_BASE_
  15
  16 #include "wx/defs.h"
  17
  18 #if wxUSE_FILECTRL
  19
  20 #include "wx/string.h"
  21 #include "wx/event.h"
  22
  23 enum
  24 {
  25     wxFC_OPEN              = 0x0001,
  26     wxFC_SAVE              = 0x0002,
  27     wxFC_MULTIPLE          = 0x0004,
  28     wxFC_NOSHOWHIDDEN      = 0x0008
  29 };
  30
  31 #define wxFC_DEFAULT_STYLE wxFC_OPEN
  32 extern WXDLLEXPORT_DATA( const wxChar ) wxFileCtrlNameStr[];
  33
  34 BEGIN_DECLARE_EVENT_TYPES()
  35     DECLARE_EXPORTED_EVENT_TYPE( WXDLLIMPEXP_CORE, wxEVT_FILECTRL_SELECTIONCHANGED, 1150 )
  36     DECLARE_EXPORTED_EVENT_TYPE( WXDLLIMPEXP_CORE, wxEVT_FILECTRL_FILEACTIVATED, 1151 )
  37     DECLARE_EXPORTED_EVENT_TYPE( WXDLLIMPEXP_CORE, wxEVT_FILECTRL_FOLDERCHANGED, 1152 )
  38 END_DECLARE_EVENT_TYPES()
  39
  40 class WXDLLIMPEXP_CORE wxFileCtrlBase
  41 {
  42 public:
  43     virtual ~wxFileCtrlBase() {}
  44
  45     virtual void SetWildcard( const wxString& wildCard ) = 0;
  46     virtual void SetFilterIndex( int filterindex ) = 0;
  47     virtual bool SetDirectory( const wxString& dir ) = 0;
  48
  49     // Selects a certain file.
  50     // In case the filename specified isn't found/couldn't be shown with
  51     // currently selected filter, false is returned and nothing happens
  52     virtual bool SetFilename( const wxString& name ) = 0;
  53
  54     // chdirs to a certain directory and selects a certain file.
  55     // In case the filename specified isn't found/couldn't be shown with
  56     // currently selected filter, false is returned and if directory exists
  57     // it's chdir'ed to
  58     virtual bool SetPath( const wxString& path ) = 0;
  59
  60     virtual wxString GetFilename() const = 0;
  61     virtual wxString GetDirectory() const = 0;
  62     virtual wxString GetWildcard() const = 0;
  63     virtual wxString GetPath() const = 0;
  64     virtual void GetPaths( wxArrayString& paths ) const = 0;
  65     virtual void GetFilenames( wxArrayString& files ) const = 0;
  66     virtual int GetFilterIndex() const = 0;
  67
  68     virtual bool HasMultipleFileSelection() const = 0;
  69     virtual void ShowHidden(bool show) = 0;
  70 };
  71
  72 void GenerateFolderChangedEvent( wxFileCtrlBase *fileCtrl, wxWindow *wnd );
  73 void GenerateSelectionChangedEvent( wxFileCtrlBase *fileCtrl, wxWindow *wnd );
  74 void GenerateFileActivatedEvent( wxFileCtrlBase *fileCtrl, wxWindow *wnd, const wxString filename = wxEmptyString );
  75
  76 #if defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
  77     #define wxFileCtrl wxGtkFileCtrl
  78     #include "wx/gtk/filectrl.h"
  79 #else
  80     #define wxFileCtrl wxGenericFileCtrl
  81     #include "wx/generic/filectrlg.h"
  82 #endif
  83
  84 // Some documentation
  85 // On wxEVT_FILECTRL_FOLDERCHANGED, only the value returned by GetDirectory is
  86 // valid and it represents the (new) current directory for the wxFileCtrl.
  87 // On wxEVT_FILECTRL_FILEACTIVATED, GetDirectory returns the current directory
  88 // for the wxFileCtrl and GetFiles returns the names of the file(s) activated.
  89 // On wxEVT_FILECTRL_SELECTIONCHANGED, GetDirectory returns the current directory
  90 // for the wxFileCtrl and GetFiles returns the names of the currently selected
  91 // file(s).
  92 // In wxGTK, after each wxEVT_FILECTRL_FOLDERCHANGED, wxEVT_FILECTRL_SELECTIONCHANGED
  93 // is fired automatically once or more with 0 files.
  94 class WXDLLIMPEXP_CORE wxFileCtrlEvent : public wxCommandEvent
  95 {
  96 public:
  97     wxFileCtrlEvent() {}
  98     wxFileCtrlEvent( wxEventType type, wxObject *evtObject, int id )
  99             : wxCommandEvent( type, id )
 100     {
 101         SetEventObject( evtObject );
 102     }
 103
 104     // no need for the copy constructor as the default one will be fine.
 105     virtual wxEvent *Clone() const { return new wxFileCtrlEvent( *this ); }
 106
 107     void SetFiles( const wxArrayString &files ) { m_files = files; }
 108     void SetDirectory( const wxString &directory ) { m_directory = directory; }
 109
 110     wxArrayString GetFiles() const { return m_files; }
 111     wxString GetDirectory() const { return m_directory; }
 112
 113     wxString GetFile() const;
 114
 115 protected:
 116     wxString m_directory;
 117     wxArrayString m_files;
 118
 119     DECLARE_DYNAMIC_CLASS_NO_ASSIGN( wxFileCtrlEvent )
 120 };
 121
 122 typedef void ( wxEvtHandler::*wxFileCtrlEventFunction )( wxFileCtrlEvent& );
 123
 124 #define wxFileCtrlEventHandler(func) \
 125     (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxFileCtrlEventFunction, &func)
 126
 127 #define EVT_FILECTRL_FILEACTIVATED(id, fn) \
 128     wx__DECLARE_EVT1(wxEVT_FILECTRL_FILEACTIVATED, id, wxFileCtrlEventHandler(fn))
 129
 130 #define EVT_FILECTRL_SELECTIONCHANGED(id, fn) \
 131     wx__DECLARE_EVT1(wxEVT_FILECTRL_SELECTIONCHANGED, id, wxFileCtrlEventHandler(fn))
 132
 133 #define EVT_FILECTRL_FOLDERCHANGED(id, fn) \
 134     wx__DECLARE_EVT1(wxEVT_FILECTRL_FOLDERCHANGED, id, wxFileCtrlEventHandler(fn))
 135
 136 #endif // wxUSE_FILECTRL
 137
 138 #endif // _WX_FILECTRL_H_BASE_