gecko-dev/xpcom/io/nsILocalFile.idl

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Исходник Обычный вид История

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla 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/MPL/
*
* 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 Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998-1999
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Doug Turner <dougt@netscape.com>
* Darin Fisher <darin@netscape.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsIFile.idl"
%{C++
#include "prio.h"
#include "prlink.h"
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#include <stdio.h>
%}
[ptr] native PRFileDescStar(PRFileDesc);
[ptr] native PRLibraryStar(PRLibrary);
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[ptr] native FILE(FILE);
/**
* This interface adds methods to nsIFile that are particular to a file
* that is accessible via the local file system.
*
* It follows the same string conventions as nsIFile.
*
* @status FROZEN
*/
[scriptable, uuid(aa610f20-a889-11d3-8c81-000064657374)]
interface nsILocalFile : nsIFile
{
/**
* initWith[Native]Path
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*
* This function will initialize the nsILocalFile object. Any
* internal state information will be reset.
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*
* NOTE: This function has a known bug on the macintosh and
* other OSes which do not represent file locations as paths.
* If you do use this function, be very aware of this problem!
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*
* @param filePath
* A string which specifies a full file path to a
* location. Relative paths will be treated as an
* error (NS_ERROR_FILE_UNRECOGNIZED_PATH). For
* initWithNativePath, the filePath must be in the native
* filesystem charset.
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*/
void initWithPath(in AString filePath);
[noscript] void initWithNativePath(in ACString filePath);
/**
* initWithFile
*
* Initialize this object with another file
*
* @param aFile
* the file this becomes equivalent to
*/
void initWithFile(in nsILocalFile aFile);
/**
* followLinks
*
* This attribute will determine if the nsLocalFile will auto
* resolve symbolic links. By default, this value will be false
* on all non unix systems. On unix, this attribute is effectively
* a noop.
*/
attribute PRBool followLinks;
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[noscript] PRFileDescStar openNSPRFileDesc(in long flags, in long mode);
[noscript] FILE openANSIFileDesc(in string mode);
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[noscript] PRLibraryStar load();
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readonly attribute PRInt64 diskSpaceAvailable;
/**
* appendRelative[Native]Path
*
* Append a relative path to the current path of the nsILocalFile object.
*
* @param relativeFilePath
* relativeFilePath is a native relative path. For security reasons,
* this cannot contain .. or cannot start with a directory separator.
* For the |appendRelativeNativePath| method, the relativeFilePath
* must be in the native filesystem charset.
*/
void appendRelativePath(in AString relativeFilePath);
[noscript] void appendRelativeNativePath(in ACString relativeFilePath);
/**
* Accessor to a null terminated string which will specify
* the file in a persistent manner for disk storage.
*
* The character set of this attribute is undefined. DO NOT TRY TO
* INTERPRET IT AS HUMAN READABLE TEXT!
*/
attribute ACString persistentDescriptor;
/**
* reveal
*
* Ask the operating system to open the folder which contains
* this file or folder. This routine only works on platforms which
* support the ability to open a folder...
*/
void reveal();
/**
* launch
*
* Ask the operating system to attempt to open the file.
* this really just simulates "double clicking" the file on your platform.
* This routine only works on platforms which support this functionality.
*/
void launch();
/**
* getRelativeDescriptor
*
* Returns a relative file path in an opaque, XP format. It is therefore
* not a native path.
*
* The character set of the string returned from this function is
* undefined. DO NOT TRY TO INTERPRET IT AS HUMAN READABLE TEXT!
*
* @param fromFile
* the file from which the descriptor is relative.
* There is no defined result if this param is null.
*/
ACString getRelativeDescriptor(in nsILocalFile fromFile);
/**
* setRelativeDescriptor
*
* Initializes the file to the location relative to fromFile using
* a string returned by getRelativeDescriptor.
*
* @param fromFile
* the file to which the descriptor is relative
* @param relative
* the relative descriptor obtained from getRelativeDescriptor
*/
void setRelativeDescriptor(in nsILocalFile fromFile, in ACString relativeDesc);
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};