wxPython/src/_filesys.i

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        _filesys.i
   3 // Purpose:     SWIG definitions of the wxFileSystem family of classes
   4 //
   5 // Author:      Robin Dunn
   6 //
   7 // Created:     25-Sept-2000
   8 // RCS-ID:      $Id$
   9 // Copyright:   (c) 2003 by Total Control Software
  10 // Licence:     wxWindows license
  11 /////////////////////////////////////////////////////////////////////////////
  12
  13 // Not a %module
  14
  15
  16 //---------------------------------------------------------------------------
  17
  18 %{
  19 #include "wx/wxPython/pyistream.h"
  20 %}
  21
  22 //---------------------------------------------------------------------------
  23 %newgroup
  24
  25
  26 class wxFSFile : public wxObject
  27 {
  28 public:
  29     wxFSFile(wxInputStream *stream, const wxString& loc,
  30              const wxString& mimetype, const wxString& anchor,
  31              wxDateTime modif);
  32     ~wxFSFile();
  33
  34     wxInputStream *GetStream();
  35     const wxString& GetMimeType();
  36     const wxString& GetLocation();
  37     const wxString& GetAnchor();
  38     wxDateTime GetModificationTime();
  39 };
  40
  41
  42 //---------------------------------------------------------------------------
  43
  44 %{
  45 class wxPyFileSystemHandler : public wxFileSystemHandler
  46 {
  47 public:
  48     wxPyFileSystemHandler() : wxFileSystemHandler() {}
  49
  50     DEC_PYCALLBACK_BOOL_STRING_pure(CanOpen);
  51     DEC_PYCALLBACK_FSF_FSSTRING_pure(OpenFile);
  52     DEC_PYCALLBACK_STRING_STRINGINT_pure(FindFirst);
  53     DEC_PYCALLBACK_STRING__pure(FindNext);
  54
  55     wxString GetProtocol(const wxString& location) {
  56         return wxFileSystemHandler::GetProtocol(location);
  57     }
  58
  59     wxString GetLeftLocation(const wxString& location) {
  60         return wxFileSystemHandler::GetLeftLocation(location);
  61     }
  62
  63     wxString GetAnchor(const wxString& location) {
  64         return wxFileSystemHandler::GetAnchor(location);
  65     }
  66
  67     wxString GetRightLocation(const wxString& location) {
  68         return wxFileSystemHandler::GetRightLocation(location);
  69     }
  70
  71     wxString GetMimeTypeFromExt(const wxString& location) {
  72         return wxFileSystemHandler::GetMimeTypeFromExt(location);
  73     }
  74
  75     PYPRIVATE;
  76 };
  77
  78
  79 IMP_PYCALLBACK_BOOL_STRING_pure(wxPyFileSystemHandler, wxFileSystemHandler, CanOpen);
  80 IMP_PYCALLBACK_FSF_FSSTRING_pure(wxPyFileSystemHandler, wxFileSystemHandler, OpenFile);
  81 IMP_PYCALLBACK_STRING_STRINGINT_pure(wxPyFileSystemHandler, wxFileSystemHandler, FindFirst);
  82 IMP_PYCALLBACK_STRING__pure(wxPyFileSystemHandler, wxFileSystemHandler, FindNext);
  83 %}
  84
  85
  86
  87 %name(CPPFileSystemHandler) class wxFileSystemHandler //: public wxObject
  88 {
  89 public:
  90     //wxFileSystemHandler();
  91 };
  92
  93
  94
  95 %name(FileSystemHandler) class wxPyFileSystemHandler : public wxFileSystemHandler
  96 {
  97 public:
  98     %addtofunc    wxPyFileSystemHandler "self._setCallbackInfo(self, FileSystemHandler)";
  99
 100     wxPyFileSystemHandler();
 101
 102     void _setCallbackInfo(PyObject* self, PyObject* _class);
 103
 104     bool CanOpen(const wxString& location);
 105     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
 106     wxString FindFirst(const wxString& spec, int flags = 0);
 107     wxString FindNext();
 108
 109     wxString GetProtocol(const wxString& location);
 110     wxString GetLeftLocation(const wxString& location);
 111     wxString GetAnchor(const wxString& location);
 112     wxString GetRightLocation(const wxString& location);
 113     wxString GetMimeTypeFromExt(const wxString& location);
 114 };
 115
 116
 117 // //---------------------------------------------------------------------------
 118
 119
 120 class wxFileSystem : public wxObject {
 121 public:
 122     wxFileSystem();
 123     ~wxFileSystem();
 124
 125     void ChangePathTo(const wxString& location, bool is_dir = FALSE);
 126     wxString GetPath();
 127
 128     wxFSFile* OpenFile(const wxString& location);
 129
 130     wxString FindFirst(const wxString& spec, int flags = 0);
 131     wxString FindNext();
 132
 133     static void AddHandler(wxFileSystemHandler *handler);
 134     static void CleanUpHandlers();
 135
 136     // Returns the file URL for a native path
 137     static wxString FileNameToURL(const wxString& filename);
 138
 139     // Returns the native path for a file URL
 140     //static wxFileName URLToFileName(const wxString& url);  *** See below
 141 };
 142
 143
 144 // Returns the native path for a file URL
 145 wxString wxFileSystem_URLToFileName(const wxString& url);
 146 %{
 147     wxString wxFileSystem_URLToFileName(const wxString& url) {
 148         wxFileName fname = wxFileSystem::URLToFileName(url);
 149         return fname.GetFullPath();
 150     }
 151 %}
 152
 153
 154 //---------------------------------------------------------------------------
 155
 156 class wxInternetFSHandler : public wxFileSystemHandler {
 157 public:
 158     wxInternetFSHandler();
 159     bool CanOpen(const wxString& location);
 160     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
 161 };
 162
 163
 164 //---------------------------------------------------------------------------
 165
 166 class wxZipFSHandler : public wxFileSystemHandler {
 167 public:
 168     wxZipFSHandler();
 169
 170     bool CanOpen(const wxString& location);
 171     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
 172     wxString FindFirst(const wxString& spec, int flags = 0);
 173     wxString FindNext();
 174 };
 175
 176 //---------------------------------------------------------------------------
 177
 178 // TODO: Use SWIG's overloading feature to fix this mess?
 179
 180 // getting the overloaded static AddFile method right
 181 %inline %{
 182     void __wxMemoryFSHandler_AddFile_wxImage(const wxString& filename,
 183                                              wxImage& image,
 184                                              long type) {
 185         wxMemoryFSHandler::AddFile(filename, image, type);
 186     }
 187
 188     void __wxMemoryFSHandler_AddFile_wxBitmap(const wxString& filename,
 189                                               const wxBitmap& bitmap,
 190                                               long type) {
 191         wxMemoryFSHandler::AddFile(filename, bitmap, type);
 192     }
 193
 194     void __wxMemoryFSHandler_AddFile_Data(const wxString& filename,
 195                                           PyObject* data) {
 196         wxMemoryFSHandler::AddFile(filename,
 197                                    // TODO:  Verify data type
 198                                    (void*)PyString_AsString(data),
 199                                    (size_t)PyString_Size(data));
 200     }
 201 %}
 202
 203
 204 // case switch for overloading
 205 %pythoncode {
 206 def MemoryFSHandler_AddFile(filename, a, b=''):
 207     if isinstance(a, wx.Image):
 208         __wxMemoryFSHandler_AddFile_wxImage(filename, a, b)
 209     elif isinstance(a, wx.Bitmap):
 210         __wxMemoryFSHandler_AddFile_wxBitmap(filename, a, b)
 211     elif type(a) == str:
 212         __wxMemoryFSHandler_AddFile_Data(filename, a)
 213     else: raise TypeError, 'wx.Image, wx.Bitmap or string expected'
 214 }
 215
 216
 217 class wxMemoryFSHandler : public wxFileSystemHandler {
 218 public:
 219     wxMemoryFSHandler();
 220
 221     // Remove file from memory FS and free occupied memory
 222     static void RemoveFile(const wxString& filename);
 223
 224     // Add a file to the memory FS
 225     %pythoncode { AddFile = staticmethod(MemoryFSHandler_AddFile) }
 226
 227     bool CanOpen(const wxString& location);
 228     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
 229     wxString FindFirst(const wxString& spec, int flags = 0);
 230     virtual wxString FindNext();
 231 };
 232
 233
 234 //---------------------------------------------------------------------------
 235 %init %{
 236     wxPyPtrTypeMap_Add("wxFileSystemHandler", "wxPyFileSystemHandler");
 237 %}
 238 //---------------------------------------------------------------------------