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-rw-r--r--accessible/atk/AccessibleWrap.h93
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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/. */
+
+#ifndef __NS_ACCESSIBLE_WRAP_H__
+#define __NS_ACCESSIBLE_WRAP_H__
+
+#include "nsCOMPtr.h"
+#include "LocalAccessible.h"
+
+struct _AtkObject;
+typedef struct _AtkObject AtkObject;
+
+enum AtkProperty {
+ PROP_0, // gobject convention
+ PROP_NAME,
+ PROP_DESCRIPTION,
+ PROP_PARENT, // ancestry has changed
+ PROP_ROLE,
+ PROP_LAYER,
+ PROP_MDI_ZORDER,
+ PROP_TABLE_CAPTION,
+ PROP_TABLE_COLUMN_DESCRIPTION,
+ PROP_TABLE_COLUMN_HEADER,
+ PROP_TABLE_ROW_DESCRIPTION,
+ PROP_TABLE_ROW_HEADER,
+ PROP_TABLE_SUMMARY,
+ PROP_LAST // gobject convention
+};
+
+struct AtkPropertyChange {
+ int32_t type; // property type as listed above
+ void* oldvalue;
+ void* newvalue;
+};
+
+namespace mozilla {
+namespace a11y {
+
+class MaiHyperlink;
+
+/**
+ * Atk specific functionality for an accessibility tree node that originated in
+ * mDoc's content process.
+ *
+ * AccessibleWrap, and its descendents in atk directory provide the
+ * implementation of AtkObject.
+ */
+class AccessibleWrap : public LocalAccessible {
+ public:
+ AccessibleWrap(nsIContent* aContent, DocAccessible* aDoc);
+ virtual ~AccessibleWrap();
+ void ShutdownAtkObject();
+
+ virtual void Shutdown() override;
+
+ // return the atk object for this AccessibleWrap
+ virtual void GetNativeInterface(void** aOutAccessible) override;
+
+ AtkObject* GetAtkObject(void);
+ static AtkObject* GetAtkObject(LocalAccessible* aAccessible);
+
+ bool IsValidObject();
+
+ static const char* ReturnString(nsAString& aString) {
+ static nsCString returnedString;
+ CopyUTF16toUTF8(aString, returnedString);
+ return returnedString.get();
+ }
+
+ static void GetKeyBinding(Accessible* aAccessible, nsAString& aResult);
+
+ static Accessible* GetColumnHeader(TableAccessible* aAccessible,
+ int32_t aColIdx);
+ static Accessible* GetRowHeader(TableAccessible* aAccessible,
+ int32_t aRowIdx);
+
+ protected:
+ nsresult FireAtkStateChangeEvent(AccEvent* aEvent, AtkObject* aObject);
+ nsresult FireAtkTextChangedEvent(AccEvent* aEvent, AtkObject* aObject);
+
+ AtkObject* mAtkObject;
+
+ private:
+ uint16_t CreateMaiInterfaces();
+};
+
+} // namespace a11y
+} // namespace mozilla
+
+#endif /* __NS_ACCESSIBLE_WRAP_H__ */