include/wx/volume.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/volume.h
   3 // Purpose:     wxFSVolume - encapsulates system volume information
   4 // Author:      George Policello
   5 // Modified by:
   6 // Created:     28 Jan 02
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) 2002 George Policello
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ----------------------------------------------------------------------------
  13 // wxFSVolume represents a volume/drive/mount point in a file system
  14 // ----------------------------------------------------------------------------
  15
  16 #ifndef _WX_FSVOLUME_H_
  17 #define _WX_FSVOLUME_H_
  18
  19 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  20     #pragma interface "fsvolume.h"
  21 #endif
  22
  23 #include "wx/defs.h"
  24
  25 #if wxUSE_FSVOLUME
  26
  27 // the volume flags
  28 enum
  29 {
  30     // is the volume mounted?
  31     wxFS_VOL_MOUNTED = 0x0001,
  32
  33     // is the volume removable (floppy, CD, ...)?
  34     wxFS_VOL_REMOVABLE = 0x0002,
  35
  36     // read only? (otherwise read write)
  37     wxFS_VOL_READONLY = 0x0004,
  38
  39     // network resources
  40     wxFS_VOL_REMOTE = 0x0008
  41 };
  42
  43 // the volume types
  44 enum wxFSVolumeKind
  45 {
  46     wxFS_VOL_FLOPPY,
  47     wxFS_VOL_DISK,
  48     wxFS_VOL_CDROM,
  49     wxFS_VOL_DVDROM,
  50     wxFS_VOL_NETWORK,
  51     wxFS_VOL_OTHER,
  52     wxFS_VOL_MAX
  53 };
  54
  55 class WXDLLIMPEXP_BASE wxFSVolumeBase
  56 {
  57 public:
  58     // return the array containing the names of the volumes
  59     //
  60     // only the volumes with the flags such that
  61     //  (flags & flagsSet) == flagsSet && !(flags & flagsUnset)
  62     // are returned (by default, all mounted ones)
  63     static wxArrayString GetVolumes(int flagsSet = wxFS_VOL_MOUNTED,
  64                                     int flagsUnset = 0);
  65
  66     // stop execution of GetVolumes() called previously (should be called from
  67     // another thread, of course)
  68     static void CancelSearch();
  69
  70     // create the volume object with this name (should be one of those returned
  71     // by GetVolumes()).
  72     wxFSVolumeBase();
  73     wxFSVolumeBase(const wxString& name);
  74     bool Create(const wxString& name);
  75
  76     // accessors
  77     // ---------
  78
  79     // is this a valid volume?
  80     bool IsOk() const;
  81
  82     // kind of this volume?
  83     wxFSVolumeKind GetKind() const;
  84
  85     // flags of this volume?
  86     int GetFlags() const;
  87
  88     // can we write to this volume?
  89     bool IsWritable() const { return !(GetFlags() & wxFS_VOL_READONLY); }
  90
  91     // get the name of the volume and the name which should be displayed to the
  92     // user
  93     wxString GetName() const { return m_volName; }
  94     wxString GetDisplayName() const { return m_dispName; }
  95
  96     // TODO: operatios (Mount(), Unmount(), Eject(), ...)?
  97
  98 protected:
  99     // the internal volume name
 100     wxString m_volName;
 101
 102     // the volume name as it is displayed to the user
 103     wxString m_dispName;
 104
 105     // have we been initialized correctly?
 106     bool m_isOk;
 107 };
 108
 109 #if wxUSE_GUI
 110
 111 #include "wx/icon.h"
 112 #include "wx/iconbndl.h" // only for wxIconArray
 113
 114 enum wxFSIconType
 115 {
 116     wxFS_VOL_ICO_SMALL = 0,
 117     wxFS_VOL_ICO_LARGE,
 118     wxFS_VOL_ICO_SEL_SMALL,
 119     wxFS_VOL_ICO_SEL_LARGE,
 120     wxFS_VOL_ICO_MAX
 121 };
 122
 123 // wxFSVolume adds GetIcon() to wxFSVolumeBase
 124 class wxFSVolume : public wxFSVolumeBase
 125 {
 126 public:
 127     wxFSVolume() : wxFSVolumeBase() { InitIcons(); }
 128     wxFSVolume(const wxString& name) : wxFSVolumeBase(name) { InitIcons(); }
 129
 130     wxIcon GetIcon(wxFSIconType type) const;
 131
 132 private:
 133     void InitIcons();
 134
 135     // the different icons for this volume (created on demand)
 136     wxIconArray m_icons;
 137 };
 138
 139 #else // !wxUSE_GUI
 140
 141 // wxFSVolume is the same thing as wxFSVolume in wxBase
 142 class wxFSVolume : public wxFSVolumeBase
 143 {
 144 public:
 145     wxFSVolume() : wxFSVolumeBase() { }
 146     wxFSVolume(const wxString& name) : wxFSVolumeBase(name) { }
 147 };
 148
 149 #endif // wxUSE_GUI/!wxUSE_GUI
 150
 151 #endif // wxUSE_FSVOLUME
 152
 153 #endif // _WX_FSVOLUME_H_
 154