mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-01 14:45:29 +00:00
199 lines
7.9 KiB
Plaintext
199 lines
7.9 KiB
Plaintext
/* -*- Mode: IDL; 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"
|
|
#include "nsISupportsArray.idl"
|
|
#include "nsIFormatConverter.idl"
|
|
|
|
|
|
%{ C++
|
|
|
|
// these probably shouldn't live here, but in some central repository shared
|
|
// by the entire app.
|
|
#define kTextMime "text/plain"
|
|
#define kUnicodeMime "text/unicode"
|
|
#define kMozTextInternal "text/x-moz-text-internal" // text data which isn't suppoed to be parsed by other apps.
|
|
#define kHTMLMime "text/html"
|
|
#define kAOLMailMime "AOLMAIL"
|
|
#define kPNGImageMime "image/png"
|
|
#define kJPEGImageMime "image/jpeg"
|
|
#define kJPGImageMime "image/jpg"
|
|
#define kGIFImageMime "image/gif"
|
|
#define kFileMime "application/x-moz-file"
|
|
|
|
#define kURLMime "text/x-moz-url" // data contains url\ntitle
|
|
#define kURLDataMime "text/x-moz-url-data" // data contains url only
|
|
#define kURLDescriptionMime "text/x-moz-url-desc" // data contains description
|
|
#define kURLPrivateMime "text/x-moz-url-priv" // same as kURLDataMime but for private uses
|
|
#define kNativeImageMime "application/x-moz-nativeimage"
|
|
#define kNativeHTMLMime "application/x-moz-nativehtml"
|
|
|
|
// These are used to indicate the context for a fragment of HTML source, such
|
|
// that some parent structure and style can be preserved. kHTMLContext
|
|
// contains the serialized ancestor elements, whereas kHTMLInfo are numbers
|
|
// identifying where in the context the fragment was from.
|
|
#define kHTMLContext "text/_moz_htmlcontext"
|
|
#define kHTMLInfo "text/_moz_htmlinfo"
|
|
|
|
// the source URL for a file promise
|
|
#define kFilePromiseURLMime "application/x-moz-file-promise-url"
|
|
// the destination filename for a file promise
|
|
#define kFilePromiseDestFilename "application/x-moz-file-promise-dest-filename"
|
|
// a dataless flavor used to interact with the OS during file drags
|
|
#define kFilePromiseMime "application/x-moz-file-promise"
|
|
// a synthetic flavor, put into the transferable once we know the destination directory of a file drag
|
|
#define kFilePromiseDirectoryMime "application/x-moz-file-promise-dir"
|
|
|
|
%}
|
|
|
|
|
|
/**
|
|
* nsIFlavorDataProvider allows a flavor to 'promise' data later,
|
|
* supplying the data lazily.
|
|
*
|
|
* To use it, call setTransferData, passing the flavor string,
|
|
* a nsIFlavorDataProvider QI'd to nsISupports, and a data size of 0.
|
|
*
|
|
* When someone calls getTransferData later, if the data size is
|
|
* stored as 0, the nsISupports will be QI'd to nsIFlavorDataProvider,
|
|
* and its getFlavorData called.
|
|
*
|
|
*/
|
|
interface nsITransferable;
|
|
interface nsILoadContext;
|
|
|
|
[scriptable, uuid(7E225E5F-711C-11D7-9FAE-000393636592)]
|
|
interface nsIFlavorDataProvider : nsISupports
|
|
{
|
|
|
|
/**
|
|
* Retrieve the data from this data provider.
|
|
*
|
|
* @param aTransferable (in parameter) the transferable we're being called for.
|
|
* @param aFlavor (in parameter) the flavor of data to retrieve
|
|
* @param aData the data. Some variant of class in nsISupportsPrimitives.idl
|
|
* @param aDataLen the length of the data
|
|
*/
|
|
void getFlavorData(in nsITransferable aTransferable, in string aFlavor, out nsISupports aData, out unsigned long aDataLen);
|
|
};
|
|
|
|
|
|
[scriptable, uuid(5a611a60-e5b5-11e1-aff1-0800200c9a66)]
|
|
interface nsITransferable : nsISupports
|
|
{
|
|
const long kFlavorHasDataProvider = 0;
|
|
|
|
/**
|
|
* Initializes a transferable object. This should be called on all
|
|
* transferable objects. Failure to do so will result in fatal assertions in
|
|
* debug builds.
|
|
*
|
|
* The load context is used to track whether the transferable is storing privacy-
|
|
* sensitive information. For example, we try to delete data that you copy
|
|
* to the clipboard when you close a Private Browsing window.
|
|
*
|
|
* To get the appropriate load context in Javascript callers, one needs to get
|
|
* to the document that the transferable corresponds to, and then get the load
|
|
* context from the document like this:
|
|
*
|
|
* var loadContext = doc.defaultView.QueryInterface(Ci.nsIInterfaceRequestor)
|
|
* .getInterface(Ci.nsIWebNavigation)
|
|
* .QueryInterface(Ci.nsILoadContext);
|
|
*
|
|
* In C++ callers, if you have the corresponding document, you can just call
|
|
* nsIDocument::GetLoadContext to get to the load context object.
|
|
*
|
|
* @param aContext the load context associated with the transferable object.
|
|
* This can be set to null if a load context is not available.
|
|
*/
|
|
void init(in nsILoadContext aContext);
|
|
|
|
/**
|
|
* Computes a list of flavors (mime types as nsISupportsCString) that the transferable
|
|
* can export, either through intrinsic knowledge or output data converters.
|
|
*
|
|
* @param aDataFlavorList fills list with supported flavors. This is a copy of
|
|
* the internal list, so it may be edited w/out affecting the transferable.
|
|
*/
|
|
nsISupportsArray flavorsTransferableCanExport ( ) ;
|
|
|
|
/**
|
|
* Given a flavor retrieve the data.
|
|
*
|
|
* @param aFlavor (in parameter) the flavor of data to retrieve
|
|
* @param aData the data. Some variant of class in nsISupportsPrimitives.idl
|
|
* @param aDataLen the length of the data
|
|
*/
|
|
void getTransferData ( in string aFlavor, out nsISupports aData, out unsigned long aDataLen ) ;
|
|
|
|
/**
|
|
* Returns the best flavor in the transferable, given those that have
|
|
* been added to it with |AddFlavor()|
|
|
*
|
|
* @param aFlavor (out parameter) the flavor of data that was retrieved
|
|
* @param aData the data. Some variant of class in nsISupportsPrimitives.idl
|
|
* @param aDataLen the length of the data
|
|
*/
|
|
void getAnyTransferData ( out string aFlavor, out nsISupports aData, out unsigned long aDataLen ) ;
|
|
|
|
/**
|
|
* Returns true if the data is large.
|
|
*/
|
|
boolean isLargeDataSet ( ) ;
|
|
|
|
|
|
///////////////////////////////
|
|
// Setter part of interface
|
|
///////////////////////////////
|
|
|
|
/**
|
|
* Computes a list of flavors (mime types as nsISupportsCString) that the transferable can
|
|
* accept into it, either through intrinsic knowledge or input data converters.
|
|
*
|
|
* @param outFlavorList fills list with supported flavors. This is a copy of
|
|
* the internal list, so it may be edited w/out affecting the transferable.
|
|
*/
|
|
nsISupportsArray flavorsTransferableCanImport ( ) ;
|
|
|
|
/**
|
|
* Sets the data in the transferable with the specified flavor. The transferable
|
|
* will maintain its own copy the data, so it is not necessary to do that beforehand.
|
|
*
|
|
* @param aFlavor the flavor of data that is being set
|
|
* @param aData the data, either some variant of class in nsISupportsPrimitives.idl,
|
|
* an nsIFile, or an nsIFlavorDataProvider (see above)
|
|
* @param aDataLen the length of the data, or 0 if passing a nsIFlavorDataProvider
|
|
*/
|
|
void setTransferData ( in string aFlavor, in nsISupports aData, in unsigned long aDataLen ) ;
|
|
|
|
/**
|
|
* Add the data flavor, indicating that this transferable
|
|
* can receive this type of flavor
|
|
*
|
|
* @param aDataFlavor a new data flavor to handle
|
|
*/
|
|
void addDataFlavor ( in string aDataFlavor ) ;
|
|
|
|
/**
|
|
* Removes the data flavor matching the given one (string compare) and the data
|
|
* that goes along with it.
|
|
*
|
|
* @param aDataFlavor a data flavor to remove
|
|
*/
|
|
void removeDataFlavor ( in string aDataFlavor ) ;
|
|
|
|
attribute nsIFormatConverter converter;
|
|
|
|
/**
|
|
* Use of the SetIsPrivateData() method generated by isPrivateData attribute should
|
|
* be avoided as much as possible because the value set may not reflect the status
|
|
* of the context in which the transferable was created.
|
|
*/
|
|
[noscript] attribute boolean isPrivateData;
|
|
|
|
};
|
|
|