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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /accessible/interfaces/nsIAccessibleHyperLink.idl
parentInitial commit. (diff)
downloadfirefox-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>
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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 nsIURI;
+interface nsIAccessible;
+
+/**
+ * A cross-platform interface that supports hyperlink-specific properties and
+ * methods. Anchors, image maps, xul:labels with class="text-link" implement this interface.
+ */
+[scriptable, builtinclass, uuid(883643d4-93a5-4f32-922c-6f06e01363c1)]
+interface nsIAccessibleHyperLink : nsISupports
+{
+ /**
+ * Returns the offset of the link within the parent accessible.
+ */
+ readonly attribute long startIndex;
+
+ /**
+ * Returns the end index of the link within the parent accessible.
+ *
+ * @note The link itself is represented by one embedded character within the
+ * parent text, so the endIndex should be startIndex + 1.
+ */
+ readonly attribute long endIndex;
+
+ /**
+ * Determines whether the link is valid (e. g. points to a valid URL).
+ *
+ * @note XXX Currently only used with ARIA links, and the author has to
+ * specify that the link is invalid via the aria-invalid="true" attribute.
+ * In all other cases, TRUE is returned.
+ */
+ readonly attribute boolean valid;
+
+ /**
+ * The numbber of anchors within this Hyperlink. Is normally 1 for anchors.
+ * This anchor is, for example, the visible output of the html:a tag.
+ * With an Image Map, reflects the actual areas within the map.
+ */
+ readonly attribute long anchorCount;
+
+ /**
+ * Returns the URI at the given index.
+ *
+ * @note ARIA hyperlinks do not have an URI to point to, since clicks are
+ * processed via JavaScript. Therefore this property does not work on ARIA
+ * links.
+ *
+ * @param index The 0-based index of the URI to be returned.
+ *
+ * @return the nsIURI object containing the specifications for the URI.
+ */
+ nsIURI getURI (in long index);
+
+ /**
+ * Returns a reference to the object at the given index.
+ *
+ * @param index The 0-based index whose object is to be returned.
+ *
+ * @return the nsIAccessible object at the desired index.
+ */
+ nsIAccessible getAnchor (in long index);
+};
+
+/*
+ Assumptions:
+
+ The object associated with object or anchor index
+ is an nsIAccessible.
+ A URI can be represented by the nsIURI interface
+ (or nsIURL interface).
+
+ Note that an object which supports nsIAccessibleHyperlink
+ does *not* generally implement nsIAccessible, unlike the
+ case of the other nsiAccessible* interfaces in this directory.
+
+ Aaron: would the nsISupports return from
+ getObject be queryable for nsIURI and nsIURL directly?
+
+*/