diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /xpcom/ds/nsIMutableArray.idl | |
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 'xpcom/ds/nsIMutableArray.idl')
-rw-r--r-- | xpcom/ds/nsIMutableArray.idl | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/xpcom/ds/nsIMutableArray.idl b/xpcom/ds/nsIMutableArray.idl new file mode 100644 index 0000000000..3f06ecbeb1 --- /dev/null +++ b/xpcom/ds/nsIMutableArray.idl @@ -0,0 +1,92 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* 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 "nsIArrayExtensions.idl" + +/** + * nsIMutableArray + * A separate set of methods that will act on the array. Consumers of + * nsIArray should not QueryInterface to nsIMutableArray unless they + * own the array. + * + * As above, it is legal to add null elements to the array. Note also + * that null elements can be created as a side effect of + * insertElementAt(). Conversely, if insertElementAt() is never used, + * and null elements are never explicitly added to the array, then it + * is guaranteed that queryElementAt() will never return a null value. + * + * Any of these methods may throw NS_ERROR_OUT_OF_MEMORY when the + * array must grow to complete the call, but the allocation fails. + */ +[scriptable, builtinclass, uuid(af059da0-c85b-40ec-af07-ae4bfdc192cc)] +interface nsIMutableArray : nsIArrayExtensions +{ + /** + * appendElement() + * + * Append an element at the end of the array. + * + * @param element The element to append. + */ + void appendElement(in nsISupports element); + + /** + * removeElementAt() + * + * Remove an element at a specific position, moving all elements + * stored at a higher position down one. + * To remove a specific element, use indexOf() to find the index + * first, then call removeElementAt(). + * + * @param index the position of the item + * + */ + void removeElementAt(in unsigned long index); + + /** + * insertElementAt() + * + * Insert an element at the given position, moving the element + * currently located in that position, and all elements in higher + * position, up by one. + * + * @param element The element to insert + * @param index The position in the array: + * If the position is lower than the current length + * of the array, the elements at that position and + * onwards are bumped one position up. + * If the position is equal to the current length + * of the array, the new element is appended. + * An index lower than 0 or higher than the current + * length of the array is invalid and will be ignored. + */ + void insertElementAt(in nsISupports element, in unsigned long index); + + /** + * replaceElementAt() + * + * Replace the element at the given position. + * + * @param element The new element to insert + * @param index The position in the array + * If the position is lower than the current length + * of the array, an existing element will be replaced. + * If the position is equal to the current length + * of the array, the new element is appended. + * If the position is higher than the current length + * of the array, empty elements are appended followed + * by the new element at the specified position. + * An index lower than 0 is invalid and will be ignored. + */ + void replaceElementAt(in nsISupports element, in unsigned long index); + + + /** + * clear() + * + * clear the entire array, releasing all stored objects + */ + void clear(); +}; |