From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- accessible/xpcom/xpcAccessibleTextRange.h | 81 +++++++++++++++++++++++++++++++ 1 file changed, 81 insertions(+) create mode 100644 accessible/xpcom/xpcAccessibleTextRange.h (limited to 'accessible/xpcom/xpcAccessibleTextRange.h') diff --git a/accessible/xpcom/xpcAccessibleTextRange.h b/accessible/xpcom/xpcAccessibleTextRange.h new file mode 100644 index 0000000000..e9cc5caf03 --- /dev/null +++ b/accessible/xpcom/xpcAccessibleTextRange.h @@ -0,0 +1,81 @@ +/* -*- 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/. */ + +#ifndef mozilla_a11y_xpcAccessibleTextRange_h_ +#define mozilla_a11y_xpcAccessibleTextRange_h_ + +#include + +#include "TextRange.h" +#include "nsIAccessibleTextRange.h" +#include "xpcAccessibleHyperText.h" + +namespace mozilla { +namespace a11y { + +class TextRange; + +#define NS_ACCESSIBLETEXTRANGE_IMPL_IID \ + { /* 133c8bf4-4913-4355-bd50-426bd1d6e1ad */ \ + 0xb17652d9, 0x4f54, 0x4c56, { \ + 0xbb, 0x62, 0x6d, 0x5b, 0xf1, 0xef, 0x91, 0x0c \ + } \ + } + +class xpcAccessibleTextRange final : public nsIAccessibleTextRange { + public: + explicit xpcAccessibleTextRange(TextRange& aRange) { SetRange(aRange); } + + NS_DECL_ISUPPORTS + + NS_IMETHOD GetStartContainer(nsIAccessibleText** aAnchor) final; + NS_IMETHOD GetStartOffset(int32_t* aOffset) final; + NS_IMETHOD GetEndContainer(nsIAccessibleText** aAnchor) final; + NS_IMETHOD GetEndOffset(int32_t* aOffset) final; + NS_IMETHOD GetContainer(nsIAccessible** aContainer) final; + NS_IMETHOD GetEmbeddedChildren(nsIArray** aList) final; + NS_IMETHOD Compare(nsIAccessibleTextRange* aOtherRange, bool* aResult) final; + NS_IMETHOD CompareEndPoints(uint32_t aEndPoint, + nsIAccessibleTextRange* aOtherRange, + uint32_t aOtherRangeEndPoint, + int32_t* aResult) final; + NS_IMETHOD GetText(nsAString& aText) final; + NS_IMETHOD Crop(nsIAccessible* aContainer, bool* aSuccess) final; + NS_IMETHOD ScrollIntoView(uint32_t aHow) final; + + NS_DECLARE_STATIC_IID_ACCESSOR(NS_ACCESSIBLETEXTRANGE_IMPL_IID) + + private: + xpcAccessibleTextRange() {} + + ~xpcAccessibleTextRange() {} + + friend class xpcAccessibleHyperText; + + xpcAccessibleTextRange& operator=(const xpcAccessibleTextRange&) = delete; + + void SetRange(TextRange& aRange); + + TextRange Range(); + + // We can't hold a strong reference to an Accessible, but XPCOM needs strong + // references. Thus, instead of holding a TextRange here, we hold + // xpcAccessibleHyperText references and create the TextRange for each call + // using Range(). + RefPtr mRoot; + RefPtr mStartContainer; + int32_t mStartOffset; + RefPtr mEndContainer; + int32_t mEndOffset; +}; + +NS_DEFINE_STATIC_IID_ACCESSOR(xpcAccessibleTextRange, + NS_ACCESSIBLETEXTRANGE_IMPL_IID) + +} // namespace a11y +} // namespace mozilla + +#endif -- cgit v1.2.3