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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /accessible/xpcom/xpcAccessibleTextRange.cpp
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'accessible/xpcom/xpcAccessibleTextRange.cpp')
-rw-r--r--accessible/xpcom/xpcAccessibleTextRange.cpp125
1 files changed, 125 insertions, 0 deletions
diff --git a/accessible/xpcom/xpcAccessibleTextRange.cpp b/accessible/xpcom/xpcAccessibleTextRange.cpp
new file mode 100644
index 0000000000..1ecfdd6c2b
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+++ b/accessible/xpcom/xpcAccessibleTextRange.cpp
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+/* 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 "xpcAccessibleTextRange.h"
+
+#include "TextRange-inl.h"
+
+#include "nsQueryObject.h"
+#include "xpcAccessibleDocument.h"
+
+using namespace mozilla;
+using namespace mozilla::a11y;
+
+// nsISupports and cycle collection
+
+NS_INTERFACE_MAP_BEGIN(xpcAccessibleTextRange)
+ NS_INTERFACE_MAP_ENTRY(nsIAccessibleTextRange)
+ NS_INTERFACE_MAP_ENTRY(xpcAccessibleTextRange)
+ NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIAccessibleTextRange)
+NS_INTERFACE_MAP_END
+
+NS_IMPL_ADDREF(xpcAccessibleTextRange)
+NS_IMPL_RELEASE(xpcAccessibleTextRange)
+
+a11y::TextRange xpcAccessibleTextRange::Range() {
+ return a11y::TextRange(mRoot->ToInternalGeneric(),
+ mStartContainer->ToInternalGeneric(), mStartOffset,
+ mEndContainer->ToInternalGeneric(), mEndOffset);
+}
+
+void xpcAccessibleTextRange::SetRange(TextRange& aRange) {
+ mRoot = ToXPCText(aRange.Root());
+ mStartContainer = ToXPCText(aRange.StartContainer());
+ mStartOffset = aRange.StartOffset();
+ mEndContainer = ToXPCText(aRange.EndContainer());
+ mEndOffset = aRange.EndOffset();
+}
+
+// nsIAccessibleTextRange
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::GetStartContainer(nsIAccessibleText** aAnchor) {
+ NS_ENSURE_ARG_POINTER(aAnchor);
+ NS_IF_ADDREF(*aAnchor = mStartContainer);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::GetStartOffset(int32_t* aOffset) {
+ NS_ENSURE_ARG_POINTER(aOffset);
+ *aOffset = mStartOffset;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::GetEndContainer(nsIAccessibleText** aAnchor) {
+ NS_ENSURE_ARG_POINTER(aAnchor);
+ NS_IF_ADDREF(*aAnchor = mEndContainer);
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::GetEndOffset(int32_t* aOffset) {
+ NS_ENSURE_ARG_POINTER(aOffset);
+ *aOffset = mEndOffset;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::GetContainer(nsIAccessible** aContainer) {
+ NS_ENSURE_ARG_POINTER(aContainer);
+ NS_IF_ADDREF(*aContainer = ToXPC(Range().Container()));
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::Compare(nsIAccessibleTextRange* aOtherRange,
+ bool* aResult) {
+ RefPtr<xpcAccessibleTextRange> xpcRange(do_QueryObject(aOtherRange));
+ if (!xpcRange || !aResult) return NS_ERROR_INVALID_ARG;
+
+ *aResult = (Range() == xpcRange->Range());
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::CompareEndPoints(uint32_t aEndPoint,
+ nsIAccessibleTextRange* aOtherRange,
+ uint32_t aOtherRangeEndPoint,
+ int32_t* aResult) {
+ RefPtr<xpcAccessibleTextRange> xpcRange(do_QueryObject(aOtherRange));
+ if (!xpcRange || !aResult) return NS_ERROR_INVALID_ARG;
+
+ TextRange thisRange = Range();
+ TextRange otherRange = xpcRange->Range();
+ TextPoint p = (aEndPoint == EndPoint_Start) ? thisRange.StartPoint()
+ : thisRange.EndPoint();
+ TextPoint otherPoint = (aOtherRangeEndPoint == EndPoint_Start)
+ ? otherRange.StartPoint()
+ : otherRange.EndPoint();
+
+ if (p == otherPoint) {
+ *aResult = 0;
+ } else {
+ *aResult = p < otherPoint ? -1 : 1;
+ }
+
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+xpcAccessibleTextRange::Crop(nsIAccessible* aContainer, bool* aSuccess) {
+ Accessible* container = aContainer->ToInternalGeneric();
+ NS_ENSURE_TRUE(container, NS_ERROR_INVALID_ARG);
+
+ TextRange range = Range();
+ *aSuccess = range.Crop(container);
+ if (*aSuccess) {
+ SetRange(range);
+ }
+ return NS_OK;
+}