gecko-dev/xpcom/io/nsIFileSpec.idl

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
// This is the only correct cross-platform way to specify a file.
// Strings are not such a way. If you grew up on windows or unix, you
// may think they are. Welcome to reality.
#include "nsISupports.idl"
%{C++
#include "nsFileSpec.h" // for factory method
%}
interface nsIFileURL;
interface nsIFilePath;
interface nsIOutputStream;
interface nsIInputStream;
// Define Progid and CID
%{C++
// {A5740FA2-146E-11d3-B00D-00C04FC2E79B}
#define NS_FILESPEC_CID \
{ 0xa5740fa2, 0x146e, 0x11d3, { 0xb0, 0xd, 0x0, 0xc0, 0x4f, 0xc2, 0xe7, 0x9b } }
#define NS_FILESPEC_PROGID "component://netscape/filespec"
#define NS_FILESPEC_CLASSNAME "File Spec"
%}
native nsFileSpec(nsFileSpec);
[ref] native nsFileSpecRef(nsFileSpec);
[ptr] native nsFileSpecPtr(nsFileSpec);
[scriptable, uuid(d8c0a080-0868-11d3-915f-d9d889d48e3c)]
interface nsIFileSpec : nsISupports
{
void fromFileSpec([const] in nsIFileSpec original);
attribute string URLString;
attribute string unixStyleFilePath;
attribute string persistentDescriptorString;
attribute string nativePath;
readonly attribute string NSPRPath;
void error();
boolean isValid();
boolean failed();
attribute string leafName;
readonly attribute nsIFileSpec parent;
readonly attribute nsIInputStream inputStream;
readonly attribute nsIOutputStream outputStream;
boolean isChildOf(in nsIFileSpec possibleParent);
[noscript] readonly attribute nsFileSpec fileSpec;
[noscript] void setFromFileSpec([const] in nsFileSpecRef spec);
attribute string fileContents;
void makeUnique();
void makeUniqueWithSuggestedName(in string suggestedName);
readonly attribute unsigned long modDate;
boolean modDateChanged(in unsigned long oldStamp);
boolean isDirectory();
boolean isFile();
boolean exists();
boolean isHidden();
boolean equals(in nsIFileSpec spec);
readonly attribute unsigned long fileSize;
readonly attribute long long diskSpaceAvailable;
void appendRelativeUnixPath(in string relativePath);
void createDir();
void touch();
boolean isSymlink();
void resolveSymlink();
void truncate(in long aNewLength);
void rename([const] in string newLeafName);
void copyToDir([const] in nsIFileSpec newParentDir);
void moveToDir([const] in nsIFileSpec newParentDir);
void execute([const] in string args);
void openStreamForReading();
void openStreamForWriting();
void openStreamForReadingAndWriting();
void closeStream();
boolean isStreamOpen();
boolean eof();
long read(inout string buffer, in long requestedCount);
void readLine(inout string line, in long bufferSize, out boolean wasTruncated);
%{C++
// Check eof() before each call.
// CAUTION: false result only indicates line was truncated
// to fit buffer, or an error occurred (OTHER THAN eof).
%}
long write(in string data, in long requestedCount);
void flush();
void seek(in long offset);
long tell();
void endLine();
};
// Define Progid and CID
%{C++
// {a3020981-2018-11d3-915f-a957795b7ebc}
#define NS_DIRECTORYITERATOR_CID \
{ 0xa3020981, 0x2018, 0x11d3, { 0x91, 0x5f, 0xa9, 0x57, 0x79, 0x5b, 0x7e, 0xbc } }
#define NS_DIRECTORYITERATOR_PROGID "component://netscape/directoryiterator"
#define NS_DIRECTORYITERATOR_CLASSNAME "nsIDirectoryIterator"
%}
[scriptable, uuid(d8c0a083-0868-11d3-915f-d9d889d48e3c)]
interface nsIDirectoryIterator : nsISupports
{
void init(in nsIFileSpec parent, in boolean resolveSymlink);
boolean exists();
void next();
readonly attribute nsIFileSpec currentSpec;
};
%{C++
// Factory methods if you link with xpcom
NS_COM nsresult NS_NewFileSpecWithSpec(const nsFileSpec& aSrcFileSpec, nsIFileSpec **result);
NS_COM nsresult NS_NewFileSpec(nsIFileSpec** result);
NS_COM nsresult NS_NewDirectoryIterator(nsIDirectoryIterator** result);
#define NS_BOOL_ACCESSOR(_method) { PRBool yes; return NS_SUCCEEDED(f->_method(&yes)) && yes; }
inline PRBool Exists(nsIFileSpec* f) NS_BOOL_ACCESSOR(Exists)
inline PRBool Exists(nsIDirectoryIterator* f) NS_BOOL_ACCESSOR(Exists)
inline PRBool IsDirectory(nsIFileSpec* f) NS_BOOL_ACCESSOR(IsDirectory)
%}