Added the PseudoDC class from Paul Lanier. It provides a way to

[wxWidgets.git] / wxPython / src / _filesys.i

diff --git a/wxPython/src/_filesys.i b/wxPython/src/_filesys.i
index feb402665078229e043f738a3519c8c3d9a462f0..a423b23fe5cdffac91d7e460a9878cf1a1d3deb4 100644 (file)
--- a/wxPython/src/_filesys.i
+++ b/wxPython/src/_filesys.i
@@ -26,9 +26,15 @@
 class wxFSFile : public wxObject
 {
 public:
+    %typemap(out) wxFSFile*;    // turn off this typemap
+
     wxFSFile(wxInputStream *stream, const wxString& loc,
              const wxString& mimetype, const wxString& anchor,
              wxDateTime modif);
+
+    // Turn it back on.
+    %typemap(out) wxFSFile* { $result = wxPyMake_wxObject($1, $owner); }
+
     ~wxFSFile();
 
     wxInputStream *GetStream();
@@ -84,24 +90,28 @@ IMP_PYCALLBACK_STRING__pure(wxPyFileSystemHandler, wxFileSystemHandler, FindNext
 
 
 
-%name(CPPFileSystemHandler) class wxFileSystemHandler //: public wxObject
+%rename(CPPFileSystemHandler) wxFileSystemHandler;
+class wxFileSystemHandler //: public wxObject
 {
 public:
     //wxFileSystemHandler();
+    ~wxFileSystemHandler();
 };
 
 
 
-%name(FileSystemHandler) class wxPyFileSystemHandler : public wxFileSystemHandler
+%rename(FileSystemHandler) wxPyFileSystemHandler;
+class wxPyFileSystemHandler : public wxFileSystemHandler
 {
 public:
-    %addtofunc    wxPyFileSystemHandler "self._setCallbackInfo(self, FileSystemHandler)";
-    
+    %pythonAppend    wxPyFileSystemHandler "self._setCallbackInfo(self, FileSystemHandler)";
+
     wxPyFileSystemHandler();
 
     void _setCallbackInfo(PyObject* self, PyObject* _class);
 
     bool CanOpen(const wxString& location);
+    %newobject OpenFile;
     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
     wxString FindFirst(const wxString& spec, int flags = 0);
     wxString FindNext();
@@ -122,34 +132,35 @@ public:
     wxFileSystem();
     ~wxFileSystem();
 
-    void ChangePathTo(const wxString& location, bool is_dir = False);
+    void ChangePathTo(const wxString& location, bool is_dir = false);
     wxString GetPath();
 
+    %newobject OpenFile;
     wxFSFile* OpenFile(const wxString& location);
 
     wxString FindFirst(const wxString& spec, int flags = 0);
     wxString FindNext();
 
+    %disownarg(wxFileSystemHandler *handler);
     static void AddHandler(wxFileSystemHandler *handler);
+    %cleardisown(wxFileSystemHandler *handler);
+
     static void CleanUpHandlers();
 
     // Returns the file URL for a native path
     static wxString FileNameToURL(const wxString& filename);
 
     // Returns the native path for a file URL
-    //static wxFileName URLToFileName(const wxString& url);  *** See below
+    //static wxFileName URLToFileName(const wxString& url);
+    %extend {
+        static wxString URLToFileName(const wxString& url) {
+            wxFileName fname = wxFileSystem::URLToFileName(url);
+            return fname.GetFullPath();
+        }
+    }
 };
 
 
-// Returns the native path for a file URL
-wxString wxFileSystem_URLToFileName(const wxString& url);
-%{
-    wxString wxFileSystem_URLToFileName(const wxString& url) {
-        wxFileName fname = wxFileSystem::URLToFileName(url);
-        return fname.GetFullPath();
-    }
-%}
-
 
 //---------------------------------------------------------------------------
 
@@ -157,6 +168,7 @@ class wxInternetFSHandler : public wxFileSystemHandler {
 public:
     wxInternetFSHandler();
     bool CanOpen(const wxString& location);
+    %newobject OpenFile;
     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
 };
 
@@ -168,6 +180,7 @@ public:
     wxZipFSHandler();
 
     bool CanOpen(const wxString& location);
+    %newobject OpenFile;
     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
     wxString FindFirst(const wxString& spec, int flags = 0);
     wxString FindNext();
@@ -193,24 +206,40 @@ public:
 
     void __wxMemoryFSHandler_AddFile_Data(const wxString& filename,
                                           PyObject* data) {
-        wxMemoryFSHandler::AddFile(filename,
-                                   // TODO:  Verify data type
-                                   (void*)PyString_AsString(data),
-                                   (size_t)PyString_Size(data));
+        if (! PyString_Check(data)) {
+            wxPyBLOCK_THREADS(PyErr_SetString(PyExc_TypeError,
+                                              "Expected string object"));
+            return;
+        }
+
+        wxPyBlock_t blocked = wxPyBeginBlockThreads();
+        void*  ptr = (void*)PyString_AsString(data);
+        size_t size = PyString_Size(data);
+        wxPyEndBlockThreads(blocked);
+
+        wxMemoryFSHandler::AddFile(filename, ptr, size);
     }
 %}
 
 
 // case switch for overloading
 %pythoncode {
-def MemoryFSHandler_AddFile(filename, a, b=''):
-    if isinstance(a, wx.Image):
-        __wxMemoryFSHandler_AddFile_wxImage(filename, a, b)
-    elif isinstance(a, wx.Bitmap):
-        __wxMemoryFSHandler_AddFile_wxBitmap(filename, a, b)
-    elif type(a) == str:
-        __wxMemoryFSHandler_AddFile_Data(filename, a)
-    else: raise TypeError, 'wx.Image, wx.Bitmap or string expected'
+def MemoryFSHandler_AddFile(filename, dataItem, imgType=-1):
+    """
+    Add 'file' to the memory filesystem.  The dataItem parameter can
+    either be a `wx.Bitmap`, `wx.Image` or a string that can contain
+    arbitrary data.  If a bitmap or image is used then the imgType
+    parameter should specify what kind of image file it should be
+    written as, wx.BITMAP_TYPE_PNG, etc.
+    """
+    if isinstance(dataItem, wx.Image):
+        __wxMemoryFSHandler_AddFile_wxImage(filename, dataItem, imgType)
+    elif isinstance(dataItem, wx.Bitmap):
+        __wxMemoryFSHandler_AddFile_wxBitmap(filename, dataItem, imgType)
+    elif type(dataItem) == str:
+        __wxMemoryFSHandler_AddFile_Data(filename, dataItem)
+    else:
+        raise TypeError, 'wx.Image, wx.Bitmap or string expected'
 }
 
 
@@ -223,8 +252,9 @@ public:
 
     // Add a file to the memory FS
     %pythoncode { AddFile = staticmethod(MemoryFSHandler_AddFile) }
-    
+
     bool CanOpen(const wxString& location);
+    %newobject OpenFile;
     wxFSFile* OpenFile(wxFileSystem& fs, const wxString& location);
     wxString FindFirst(const wxString& spec, int flags = 0);
     virtual wxString FindNext();