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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /dom/webidl/DataTransfer.webidl | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'dom/webidl/DataTransfer.webidl')
-rw-r--r-- | dom/webidl/DataTransfer.webidl | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/dom/webidl/DataTransfer.webidl b/dom/webidl/DataTransfer.webidl new file mode 100644 index 0000000000..f1e70ad9bd --- /dev/null +++ b/dom/webidl/DataTransfer.webidl @@ -0,0 +1,192 @@ +/* -*- 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/. + * + * The origin of this IDL file is: + * http://www.whatwg.org/specs/web-apps/current-work/#the-datatransfer-interface + */ +interface ContentSecurityPolicy; + +[Exposed=Window] +interface DataTransfer { + constructor(); + + attribute DOMString dropEffect; + attribute DOMString effectAllowed; + + readonly attribute DataTransferItemList items; + + undefined setDragImage(Element image, long x, long y); + + // ReturnValueNeedsContainsHack on .types because lots of extension + // code was expecting .contains() back when it was a DOMStringList. + [Pure, Cached, Frozen, NeedsCallerType, ReturnValueNeedsContainsHack] + readonly attribute sequence<DOMString> types; + [Throws, NeedsSubjectPrincipal] + DOMString getData(DOMString format); + [Throws, NeedsSubjectPrincipal] + undefined setData(DOMString format, DOMString data); + [Throws, NeedsSubjectPrincipal] + undefined clearData(optional DOMString format); + [NeedsSubjectPrincipal] + readonly attribute FileList? files; +}; + +// Mozilla specific stuff +partial interface DataTransfer { + /* + * Set the drag source. Usually you would not change this, but it will + * affect which node the drag and dragend events are fired at. The + * default target is the node that was dragged. + * + * @param element drag source to use + * @throws NO_MODIFICATION_ALLOWED_ERR if the item cannot be modified + */ + [Throws, UseCounter] + undefined addElement(Element element); + + /** + * The number of items being dragged. + */ + [ChromeOnly] + readonly attribute unsigned long mozItemCount; + + /** + * Sets the drag cursor state. Primarily used to control the cursor during + * tab drags, but could be expanded to other uses. XXX Currently implemented + * on Win32 only. + * + * Possible values: + * auto - use default system behavior. + * default - set the cursor to an arrow during the drag operation. + * + * Values other than 'default' are indentical to setting mozCursor to + * 'auto'. + */ + [UseCounter] + attribute DOMString mozCursor; + + /** + * Holds a list of the format types of the data that is stored for an item + * at the specified index. If the index is not in the range from 0 to + * itemCount - 1, an empty string list is returned. + */ + [Throws, ChromeOnly] + DOMStringList mozTypesAt(unsigned long index); + + /** + * Remove the data associated with the given format for an item at the + * specified index. The index is in the range from zero to itemCount - 1. + * + * If the last format for the item is removed, the entire item is removed, + * reducing the itemCount by one. + * + * If format is empty, then the data associated with all formats is removed. + * If the format is not found, then this method has no effect. + * + * @param format the format to remove + * @throws NS_ERROR_DOM_INDEX_SIZE_ERR if index is greater or equal than itemCount + * @throws NO_MODIFICATION_ALLOWED_ERR if the item cannot be modified + */ + [Throws, ChromeOnly] + undefined mozClearDataAt(DOMString format, unsigned long index); + + /* + * A data transfer may store multiple items, each at a given zero-based + * index. setDataAt may only be called with an index argument less than + * itemCount in which case an existing item is modified, or equal to + * itemCount in which case a new item is added, and the itemCount is + * incremented by one. + * + * Data should be added in order of preference, with the most specific + * format added first and the least specific format added last. If data of + * the given format already exists, it is replaced in the same position as + * the old data. + * + * The data should be either a string, a primitive boolean or number type + * (which will be converted into a string) or an nsISupports. + * + * @param format the format to add + * @param data the data to add + * @throws NS_ERROR_NULL_POINTER if the data is null + * @throws NS_ERROR_DOM_INDEX_SIZE_ERR if index is greater than itemCount + * @throws NO_MODIFICATION_ALLOWED_ERR if the item cannot be modified + */ + [Throws, ChromeOnly] + undefined mozSetDataAt(DOMString format, any data, unsigned long index); + + /** + * Retrieve the data associated with the given format for an item at the + * specified index, or null if it does not exist. The index should be in the + * range from zero to itemCount - 1. + * + * @param format the format of the data to look up + * @returns the data of the given format, or null if it doesn't exist. + * @throws NS_ERROR_DOM_INDEX_SIZE_ERR if index is greater or equal than itemCount + */ + [Throws, ChromeOnly] + any mozGetDataAt(DOMString format, unsigned long index); + + /** + * Update the drag image. Arguments are the same as setDragImage. This is only + * valid within the parent chrome process. + */ + [ChromeOnly] + undefined updateDragImage(Element image, long x, long y); + + /** + * Will be true when the user has cancelled the drag (typically by pressing + * Escape) and when the drag has been cancelled unexpectedly. This will be + * false otherwise, including when the drop has been rejected by its target. + * This property is only relevant for the dragend event. + */ + [UseCounter] + readonly attribute boolean mozUserCancelled; + + /** + * The node that the mouse was pressed over to begin the drag. For external + * drags, or if the caller cannot access this node, this will be null. + */ + [UseCounter] + readonly attribute Node? mozSourceNode; + + /** + * The top-level window context that mouse was pressed over to begin the drag. + * For external drags, this will be null. + */ + [ChromeOnly] + readonly attribute WindowContext? sourceTopWindowContext; + + /** + * The URI spec of the triggering principal. This may be different than + * sourceNode's principal when sourceNode is xul:browser and the drag is + * triggered in a browsing context inside it. + */ + [ChromeOnly] + readonly attribute DOMString mozTriggeringPrincipalURISpec; + + [ChromeOnly] + readonly attribute ContentSecurityPolicy? mozCSP; + + /** + * Copy the given DataTransfer for the given event. Used by testing code for + * creating emulated Drag and Drop events in the UI. + * + * NOTE: Don't expose a DataTransfer produced with this method to the web or + * use this for non-testing purposes. It can easily be used to get the + * DataTransfer into an invalid state, and is an unstable implementation + * detail of EventUtils.synthesizeDrag. + */ + [Throws, ChromeOnly] + DataTransfer mozCloneForEvent(DOMString event); + + /** + * Whether to show the "fail" animation that returns a dragged item + * to its source. Only works on macOS, and has to be set early in the drag + * on that platform. + * Defaults to true. + */ + [ChromeOnly] + attribute boolean mozShowFailAnimation; +}; |