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290 lines
9.0 KiB
Plaintext
290 lines
9.0 KiB
Plaintext
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is Mozilla Communicator client code,
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* released March 31, 1998.
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*
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* The Initial Developer of the Original Code is Netscape Communications
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* Corporation. Portions created by Netscape are
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* Copyright (C) 1998-1999 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Doug Turner <dougt@netscape.com>
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*/
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// This is the only correct cross-platform way to specify a file.
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// Strings are not such a way. If you grew up on windows or unix, you
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// may think they are. Welcome to reality.
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#include "nsISupports.idl"
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interface nsISimpleEnumerator;
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[scriptable, uuid(c8c0a080-0868-11d3-915f-d9d889d48e3c)]
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interface nsIFile : nsISupports
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{
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/**
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* Create Types
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*
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* NORMAL_FILE_TYPE - A normal file.
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* DIRECTORY_TYPE - A directory/folder.
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*/
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const unsigned long NORMAL_FILE_TYPE = 0;
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const unsigned long DIRECTORY_TYPE = 1;
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/**
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* appendPath
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*
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* This function is used for constructing a descendant of the
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* current nsIFile.
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*
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* @param relativePath
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* A string which is intented to be a child node of the
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* nsIFile.
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*/
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void append([const] in string node);
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/**
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* Normalize the pathName (e.g. removing .. and . components on Unix).
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*/
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void normalize();
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/**
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* create
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*
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* This function will create a new file or directory in the
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* file system. Any nodes that have not been created or
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* resolved, will be. If the file or directory already
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* exists create() will return NS_ERROR_FILE_ALREADY_EXISTS.
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*
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* @param type
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* This specifies the type of file system object
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* to be made. The only two types at this time
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* are file and directory which are defined above.
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* If the type is unrecongnized, we will return an
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* error (NS_ERROR_FILE_UNKNOWN_TYPE).
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*
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* @param permissions
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* This unix style octal permissions. This may
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* be ignored on systems that do not need to do
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* permissions.
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*/
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void create(in unsigned long type, in unsigned long permissions);
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/**
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* Accessor to the leaf name of the file itself.
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*/
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attribute string leafName;
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/**
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* copyTo
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*
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* This will copy this file to the specified newParentDir.
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* If a newName is specified, the file will be renamed.
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* If 'this' is not created we will return an error
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* (NS_ERROR_FILE_TARGET_DOES_NOT_EXIST).
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*
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* copyTo will NOT resolve aliases/shortcuts during the copy.
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*
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* @param newParentDir
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* This param is the destination directory. If the
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* newParentDir is nsnull, copyTo() will simply
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* rename the file. If the newParentDir is not
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* null and does not exists, an error will be
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* returned (NS_ERROR_FILE_DESTINATION_NOT_DIR)
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*
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* @param newName
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* This param allows you to specify a new name
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* for the file to be copied. This can be nsnull.
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*
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*/
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void copyTo(in nsIFile newParentDir, [const] in string newName);
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/**
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* copyToFollowingLinks
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*
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* This function is identical to copyTo except it, as
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* the name implies, follows symbolic links.
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*/
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void copyToFollowingLinks(in nsIFile newParentDir, [const] in string newName);
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/**
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* moveTo
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*
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* This will move this file to the specified newParentDir.
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* If a newName is specified, the file will be renamed.
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* If 'this' is not created we will return an error
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* (NS_ERROR_FILE_TARGET_DOES_NOT_EXIST).
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*
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* moveTo will NOT resolve aliases/shortcuts during the copy.
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* moveTo will do the right thing and allow copies across
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* volumes.
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*
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* @param newParentDir
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* This param is the destination directory. If the
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* newParentDir is nsnull, moveTo() will simply
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* rename the file. If the newParentDir is not
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* null and does not exists, an error will be
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* returned (NS_ERROR_FILE_DESTINATION_NOT_DIR)
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*
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* @param newName
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* This param allows you to specify a new name
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* for the file to be moved. This can be nsnull.
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*
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*/
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void moveTo(in nsIFile newParentDir, [const] in string newName);
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/**
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* This will try to execute this file. It will not block for
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* execution. 'args' will be passed through on the command line
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* if the OS supports that.
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*/
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void spawn([const] in string args);
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/**
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* This will try to delete this file. The 'recursive' flag
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* must be PR_TRUE to delete directories which are not empty.
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*
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* This will not resolve any symlinks.
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*/
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void delete(in boolean recursive);
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/**
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* Attributes of nsIFile.
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*/
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attribute unsigned long permissions;
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attribute unsigned long permissionsOfLink;
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attribute PRInt64 lastModificationDate;
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attribute PRInt64 lastModificationDateOfLink;
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/**
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* WARNING! On the Mac getting/setting the file size with nsIFile
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* only deals with the size of the data fork. If you need to
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* know the size of the combined data and resource forks use the
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* GetFileSizeWithResFork() method defined in nsILocalFileMac.h
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*/
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attribute PRInt64 fileSize;
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readonly attribute PRInt64 fileSizeOfLink;
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/**
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* target & path
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*
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* Accessor to the string path. These strings are
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* not guaranteed to be a usable path to pass to NSPR
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* or the C stdlib. There are problem which affects
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* platforms in which a path does not fully specify a
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* file, because two volumes can have the same name.
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* This is solved by holding a "private" native data.
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* This data is lost when you convert to a string.
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*
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* DO NOT PASS TO USE WITH NSPR OR STDLIB.
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*
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* target:
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* Find out what the symlink points at. Will give error
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* (NS_ERROR_FILE_INVALID_PATH) if not a symlink.
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*
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* path:
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* Find out what the nsIFile points at.
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*/
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readonly attribute string target;
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readonly attribute string path;
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boolean exists();
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boolean isWritable();
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boolean isReadable();
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boolean isExecutable();
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boolean isHidden();
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boolean isDirectory();
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boolean isFile();
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boolean isSymlink();
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/**
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* Not a regular file, not a directory, not a symlink.
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*/
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boolean isSpecial();
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/**
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* clone()
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*
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* This function will allocate and initialize a nsIFile object to the
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* exact location of the |this| nsIFile.
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*
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* @param file
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* A nsIFile which this object will be initialize
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* with.
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*
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*/
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nsIFile clone();
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/**
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* Will determine if the inFile equals this.
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*/
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boolean equals(in nsIFile inFile);
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/**
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* Will determine if the inFile is a descendant
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* If |recur| is true, it will descend subdirectories looking for
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*/
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boolean contains(in nsIFile inFile, in boolean recur);
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/**
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* Parent will be nsnull when this is at the top of the volume.
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*/
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readonly attribute nsIFile parent;
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/**
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* Returns an enumeration of the elements in a directory. Each
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* element in the enumeration is an nsIFile.
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*
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* @return NS_ERROR_FILE_NOT_DIRECTORY if the current nsIFile does
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* not specify a directory.
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*/
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readonly attribute nsISimpleEnumerator directoryEntries;
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};
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%{C++
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#define NS_FILE_PROGID "component://netscape/file"
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#define NS_FILE_CLASSNAME "File Specification"
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////////////////////////////////////////////////////////////////////////////////
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// Special Directories
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#include "nsIServiceManager.h"
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#include "nsIProperties.h"
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#include "nsCOMPtr.h"
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#define NS_DIRECTORY_SERVICE_CID {0xf00152d0,0xb40b,0x11d3,{0x8c, 0x9c, 0x00, 0x00, 0x64, 0x65, 0x73, 0x74}}
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inline nsresult
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NS_GetSpecialDirectory(const char* specialDirName, nsIFile* *result)
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{
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nsresult rv;
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static NS_DEFINE_CID(kDirectoryServiceCID, NS_DIRECTORY_SERVICE_CID);
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NS_WITH_SERVICE(nsIProperties, serv, kDirectoryServiceCID, &rv);
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if (NS_FAILED(rv)) return rv;
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nsCOMPtr<nsISupports> dir;
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rv = serv->Get(specialDirName, NS_GET_IID(nsIFile), getter_AddRefs(dir));
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if (NS_FAILED(rv)) return rv;
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*result = (nsIFile*)dir.get();
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if (*result)
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NS_ADDREF(*result);
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return NS_OK;
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}
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%}
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