gecko-dev/widget/nsIFilePicker.idl

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
interface nsIFile;
interface nsIURI;
interface mozIDOMWindowProxy;
interface nsISimpleEnumerator;
webidl BrowsingContext;
// Declared in this file, below.
interface nsIFilePickerShownCallback;
[scriptable, uuid(9285b984-02d3-46b4-9514-7da8c471a747)]
interface nsIFilePicker : nsISupports
{
cenum Mode: 16 {
modeOpen = 0, // Load a file or directory
modeSave = 1, // Save a file or directory
modeGetFolder = 2, // Select a folder/directory
modeOpenMultiple = 3, // Load multiple files
};
cenum ResultCode: 16 {
returnOK = 0, // User hit Ok, process selection
returnCancel = 1, // User hit cancel, ignore selection
returnReplace = 2, // User acknowledged file already exists so ok to replace, process selection
};
const long filterAll = 0x001; // *.*
const long filterHTML = 0x002; // *.html; *.htm
const long filterText = 0x004; // *.txt
const long filterImages = 0x008; // *.jpe; *.jpg; *.jpeg; *.gif;
// *.png; *.bmp; *.ico; *.svg;
// *.svgz; *.tif; *.tiff; *.ai;
// *.drw; *.pct; *.psp; *.xcf;
// *.psd; *.raw; *.webp; *.heic
const long filterXML = 0x010; // *.xml
const long filterXUL = 0x020; // *.xul
const long filterApps = 0x040; // Applications (per-platform implementation)
const long filterAllowURLs = 0x080; // Allow URLs
const long filterAudio = 0x100; // *.aac; *.aif; *.flac; *.iff;
// *.m4a; *.m4b; *.mid; *.midi;
// *.mp3; *.mpa; *.mpc; *.oga;
// *.ogg; *.ra; *.ram; *.snd;
// *.wav; *.wma
const long filterVideo = 0x200; // *.avi; *.divx; *.flv; *.m4v;
// *.mkv; *.mov; *.mp4; *.mpeg;
// *.mpg; *.ogm; *.ogv; *.ogx;
// *.rm; *.rmvb; *.smil; *.webm;
// *.wmv; *.xvid
const long filterPDF = 0x400; // *.pdf;
cenum CaptureTarget: 8 {
captureNone = 0, // No capture target specified.
captureDefault = 1, // Missing/invalid value default.
captureUser = 2, // "user" capture target specified.
captureEnv = 3, // "environment" capture target specified.
};
/**
* Initialize the file picker widget. The file picker is not valid until this
* method is called.
*
* @param browsingContext The context in which the file picker is being
* shown, must be non-null.
* @param title The title for the file widget
* @param mode load, save, or get folder
*
*/
void init(in BrowsingContext browsingContext, in AString title, in nsIFilePicker_Mode mode);
/**
* Returns a Promise that resolves to true if the passed nsIFilePicker mode
* is supported on the current platform, and false otherwise. The Promise may
* reject if something unexpected occurs while trying to determine if the mode
* is supported.
*
* @param mode
* @return Promise<boolean>
*/
[implicit_jscontext]
Promise isModeSupported(in nsIFilePicker_Mode mode);
/**
* Append to the filter list with things from the predefined list
*
* @param filters mask of filters i.e. (filterAll | filterHTML)
*
*/
void appendFilters(in long filterMask);
/**
* Add a filter
*
* @param title name of the filter
* @param filter extensions to filter -- semicolon and space separated
*
*/
void appendFilter(in AString title,
in AString filter);
/**
* Add a raw filter (eg, add a MIME type without transforming it to a list of
* extensions).
*
* @param filter a filter taken directly from the accept attribute
* without processing
*
*/
void appendRawFilter(in AString filter);
/**
* The filename that should be suggested to the user as a default. This should
* include the extension.
*
* @throws NS_ERROR_FAILURE on attempts to get
*/
attribute AString defaultString;
/**
* The extension that should be associated with files of the type we
* want to work with. On some platforms, this extension will be
* automatically appended to filenames the user enters, if needed.
*/
attribute AString defaultExtension;
/**
* The filter which is currently selected in the File Picker dialog
*
* @return Returns the index (0 based) of the selected filter in the filter list.
*/
attribute long filterIndex;
/**
* Set the directory that the file open/save dialog initially displays
* Note that, if displaySpecialDirectory has been already set, this value will
* be ignored.
*
* @param displayDirectory the name of the directory
*
*/
attribute nsIFile displayDirectory;
/**
* Set the directory that the file open/save dialog initially displays using
* one of the special name as such as 'Desk', 'TmpD', and so on.
* Note that, if displayDirectory has been already set, this value will be
* ignored.
*
* @param displaySpecialDirectory the name of the special directory
*
*/
attribute AString displaySpecialDirectory;
/**
* Get the nsIFile for the file or directory. A different file object
* may be returned by each invocation.
*
* @return Returns the file currently selected
*/
readonly attribute nsIFile file;
/**
* Get the nsIURI for the file or directory.
*
* @return Returns the file currently selected
*/
readonly attribute nsIURI fileURL;
/**
* Get the enumerator for the selected files
* only works in the modeOpenMultiple mode
*
* @return Returns the files currently selected
*/
readonly attribute nsISimpleEnumerator files;
/**
* Get the DOM File or the DOM Directory
*
* @return Returns the file or directory currently selected DOM object.
*/
readonly attribute nsISupports domFileOrDirectory;
/**
* Get the enumerator for the selected files or directories
* only works in the modeOpenMultiple mode
*
* @return Returns the files/directories currently selected as DOM object.
*/
readonly attribute nsISimpleEnumerator domFileOrDirectoryEnumerator;
/**
* Controls whether the chosen file(s) should be added to the system's recent
* documents list. This attribute will be ignored if the system has no "Recent
* Docs" concept, or if the application is in private browsing mode (in which
* case the file will not be added). Defaults to true.
*/
attribute boolean addToRecentDocs;
/**
* Opens the file dialog asynchrounously.
* The passed in object's done method will be called upon completion.
*/
void open(in nsIFilePickerShownCallback aFilePickerShownCallback);
/**
* The picker's mode, as set by the 'mode' argument passed to init()
* (one of the modeOpen et. al. constants specified above).
*/
readonly attribute nsIFilePicker_Mode mode;
/**
* If set to non-empty string, the nsIFilePicker implementation
* may use okButtonLabel as the label for the button the user uses to accept
* file selection.
*/
attribute AString okButtonLabel;
/**
* Implementation of HTMLInputElement's `capture` property.
*
* Not used by Firefox Desktop.
*/
attribute nsIFilePicker_CaptureTarget capture;
};
[scriptable, function, uuid(0d79adad-b244-49A5-9997-2a8cad93fc44)]
interface nsIFilePickerShownCallback : nsISupports
{
/**
* Callback which is called when a filepicker is shown and a result
* is returned.
*
* @param aResult One of returnOK, returnCancel, or returnReplace
*/
void done(in nsIFilePicker_ResultCode aResult);
};