+ wxDateTime mtime;
+ if ( !wxFileName(filename).GetTimes(NULL, &mtime, NULL) )
+ return (time_t)-1;
+
+ return mtime.GetTicks();
+}
+
+#endif // wxUSE_DATETIME
+
+
+// Parses the filterStr, returning the number of filters.
+// Returns 0 if none or if there's a problem.
+// filterStr is in the form: "All files (*.*)|*.*|JPEG Files (*.jpeg)|*.jpeg"
+
+int WXDLLEXPORT wxParseCommonDialogsFilter(const wxString& filterStr,
+ wxArrayString& descriptions,
+ wxArrayString& filters)
+{
+ descriptions.Clear();
+ filters.Clear();
+
+ wxString str(filterStr);
+
+ wxString description, filter;
+ int pos = 0;
+ while( pos != wxNOT_FOUND )
+ {
+ pos = str.Find(wxT('|'));
+ if ( pos == wxNOT_FOUND )
+ {
+ // if there are no '|'s at all in the string just take the entire
+ // string as filter and make description empty for later autocompletion
+ if ( filters.IsEmpty() )
+ {
+ descriptions.Add(wxEmptyString);
+ filters.Add(filterStr);
+ }
+ else
+ {
+ wxFAIL_MSG( _T("missing '|' in the wildcard string!") );
+ }
+
+ break;
+ }
+
+ description = str.Left(pos);
+ str = str.Mid(pos + 1);
+ pos = str.Find(wxT('|'));
+ if ( pos == wxNOT_FOUND )
+ {
+ filter = str;
+ }
+ else
+ {
+ filter = str.Left(pos);
+ str = str.Mid(pos + 1);
+ }
+
+ descriptions.Add(description);
+ filters.Add(filter);
+ }
+
+#if defined(__WXMOTIF__)
+ // split it so there is one wildcard per entry
+ for( size_t i = 0 ; i < descriptions.GetCount() ; i++ )
+ {
+ pos = filters[i].Find(wxT(';'));
+ if (pos != wxNOT_FOUND)
+ {
+ // first split only filters
+ descriptions.Insert(descriptions[i],i+1);
+ filters.Insert(filters[i].Mid(pos+1),i+1);
+ filters[i]=filters[i].Left(pos);
+
+ // autoreplace new filter in description with pattern:
+ // C/C++ Files(*.cpp;*.c;*.h)|*.cpp;*.c;*.h
+ // cause split into:
+ // C/C++ Files(*.cpp)|*.cpp
+ // C/C++ Files(*.c;*.h)|*.c;*.h
+ // and next iteration cause another split into:
+ // C/C++ Files(*.cpp)|*.cpp
+ // C/C++ Files(*.c)|*.c
+ // C/C++ Files(*.h)|*.h
+ for ( size_t k=i;k<i+2;k++ )
+ {
+ pos = descriptions[k].Find(filters[k]);
+ if (pos != wxNOT_FOUND)
+ {
+ wxString before = descriptions[k].Left(pos);
+ wxString after = descriptions[k].Mid(pos+filters[k].Len());
+ pos = before.Find(_T('('),true);
+ if (pos>before.Find(_T(')'),true))
+ {
+ before = before.Left(pos+1);
+ before << filters[k];
+ pos = after.Find(_T(')'));
+ int pos1 = after.Find(_T('('));
+ if (pos != wxNOT_FOUND && (pos<pos1 || pos1==wxNOT_FOUND))
+ {
+ before << after.Mid(pos);
+ descriptions[k] = before;
+ }
+ }
+ }
+ }
+ }
+ }
+#endif
+
+ // autocompletion
+ for( size_t j = 0 ; j < descriptions.GetCount() ; j++ )
+ {
+ if ( descriptions[j].empty() && !filters[j].empty() )
+ {
+ descriptions[j].Printf(_("Files (%s)"), filters[j].c_str());
+ }
+ }
+
+ return filters.GetCount();
+}
+
+#if defined( __WINDOWS__ )
+static bool wxCheckWin32Permission(const wxString& path, DWORD access)
+{
+ // quoting the MSDN: "To obtain a handle to a directory, call the
+ // CreateFile function with the FILE_FLAG_BACKUP_SEMANTICS flag", but this
+ // doesn't work under Win9x/ME but then it's not needed there anyhow
+ bool isdir = wxDirExists(path);
+ if ( isdir && wxGetOsVersion() == wxOS_WINDOWS_9X )
+ {
+ // FAT directories always allow all access, even if they have the
+ // readonly flag set
+ return true;
+ }
+
+ HANDLE h = ::CreateFile
+ (
+ path.c_str(),
+ access,
+ FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE,
+ NULL,
+ OPEN_EXISTING,
+ isdir ? FILE_FLAG_BACKUP_SEMANTICS : 0,
+ NULL
+ );
+ if ( h != INVALID_HANDLE_VALUE )
+ CloseHandle(h);
+
+ return h != INVALID_HANDLE_VALUE;
+}
+#endif // __WINDOWS__
+
+bool wxIsWritable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+ // access() will take in count also symbolic links
+ return access(wxConvFile.cWX2MB(path), W_OK) == 0;
+#elif defined( __WINDOWS__ )
+ return wxCheckWin32Permission(path, GENERIC_WRITE);
+#else
+ wxUnusedVar(path);
+ // TODO
+ return false;
+#endif
+}
+
+bool wxIsReadable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+ // access() will take in count also symbolic links
+ return access(wxConvFile.cWX2MB(path), R_OK) == 0;
+#elif defined( __WINDOWS__ )
+ return wxCheckWin32Permission(path, GENERIC_READ);
+#else
+ wxUnusedVar(path);
+ // TODO
+ return false;
+#endif
+}
+
+bool wxIsExecutable(const wxString &path)
+{
+#if defined( __UNIX__ ) || defined(__OS2__)
+ // access() will take in count also symbolic links
+ return access(wxConvFile.cWX2MB(path), X_OK) == 0;
+#elif defined( __WINDOWS__ )
+ return wxCheckWin32Permission(path, GENERIC_EXECUTE);
+#else
+ wxUnusedVar(path);
+ // TODO
+ return false;
+#endif
+}
+
+// Return the type of an open file
+//
+// Some file types on some platforms seem seekable but in fact are not.
+// The main use of this function is to allow such cases to be detected
+// (IsSeekable() is implemented as wxGetFileKind() == wxFILE_KIND_DISK).
+//
+// This is important for the archive streams, which benefit greatly from
+// being able to seek on a stream, but which will produce corrupt archives
+// if they unknowingly seek on a non-seekable stream.
+//
+// wxFILE_KIND_DISK is a good catch all return value, since other values
+// disable features of the archive streams. Some other value must be returned
+// for a file type that appears seekable but isn't.
+//
+// Known examples:
+// * Pipes on Windows
+// * Files on VMS with a record format other than StreamLF
+//
+wxFileKind wxGetFileKind(int fd)
+{
+#if defined __WXMSW__ && !defined __WXWINCE__ && defined wxGetOSFHandle
+ switch (::GetFileType(wxGetOSFHandle(fd)) & ~FILE_TYPE_REMOTE)
+ {
+ case FILE_TYPE_CHAR:
+ return wxFILE_KIND_TERMINAL;
+ case FILE_TYPE_DISK:
+ return wxFILE_KIND_DISK;
+ case FILE_TYPE_PIPE:
+ return wxFILE_KIND_PIPE;
+ }
+
+ return wxFILE_KIND_UNKNOWN;
+
+#elif defined(__UNIX__)
+ if (isatty(fd))
+ return wxFILE_KIND_TERMINAL;
+
+ struct stat st;
+ fstat(fd, &st);
+
+ if (S_ISFIFO(st.st_mode))
+ return wxFILE_KIND_PIPE;
+ if (!S_ISREG(st.st_mode))
+ return wxFILE_KIND_UNKNOWN;
projects / wxWidgets.git / blobdiff