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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /accessible/generic/ApplicationAccessible.h
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:expandtab:shiftwidth=2:tabstop=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/. */
+
+#ifndef mozilla_a11y_ApplicationAccessible_h__
+#define mozilla_a11y_ApplicationAccessible_h__
+
+#include "AccessibleWrap.h"
+
+#include "nsIMutableArray.h"
+#include "nsIXULAppInfo.h"
+
+namespace mozilla {
+namespace a11y {
+
+/**
+ * ApplicationAccessible is for the whole application of Mozilla.
+ * Only one instance of ApplicationAccessible exists for one Mozilla instance.
+ * And this one should be created when Mozilla Startup (if accessibility
+ * feature has been enabled) and destroyed when Mozilla Shutdown.
+ *
+ * All the accessibility objects for toplevel windows are direct children of
+ * the ApplicationAccessible instance.
+ */
+
+class ApplicationAccessible : public AccessibleWrap
+{
+public:
+
+ ApplicationAccessible();
+
+ NS_DECL_ISUPPORTS_INHERITED
+
+ // Accessible
+ virtual void Shutdown() override;
+ virtual nsIntRect Bounds() const override;
+ virtual already_AddRefed<nsIPersistentProperties> NativeAttributes() override;
+ virtual GroupPos GroupPosition() override;
+ virtual ENameValueFlag Name(nsString& aName) override;
+ virtual void ApplyARIAState(uint64_t* aState) const override;
+ virtual void Description(nsString& aDescription) override;
+ virtual void Value(nsString& aValue) override;
+ virtual mozilla::a11y::role NativeRole() override;
+ virtual uint64_t State() override;
+ virtual uint64_t NativeState() override;
+ virtual Relation RelationByType(RelationType aType) override;
+
+ virtual Accessible* ChildAtPoint(int32_t aX, int32_t aY,
+ EWhichChildAtPoint aWhichChild) override;
+ virtual Accessible* FocusedChild() override;
+
+ // ActionAccessible
+ virtual KeyBinding AccessKey() const override;
+
+ // ApplicationAccessible
+ void Init();
+
+ void AppName(nsAString& aName) const
+ {
+ MOZ_ASSERT(mAppInfo, "no application info");
+
+ if (mAppInfo) {
+ nsAutoCString cname;
+ mAppInfo->GetName(cname);
+ AppendUTF8toUTF16(cname, aName);
+ }
+ }
+
+ void AppVersion(nsAString& aVersion) const
+ {
+ MOZ_ASSERT(mAppInfo, "no application info");
+
+ if (mAppInfo) {
+ nsAutoCString cversion;
+ mAppInfo->GetVersion(cversion);
+ AppendUTF8toUTF16(cversion, aVersion);
+ }
+ }
+
+ void PlatformName(nsAString& aName) const
+ {
+ aName.AssignLiteral("Gecko");
+ }
+
+ void PlatformVersion(nsAString& aVersion) const
+ {
+ MOZ_ASSERT(mAppInfo, "no application info");
+
+ if (mAppInfo) {
+ nsAutoCString cversion;
+ mAppInfo->GetPlatformVersion(cversion);
+ AppendUTF8toUTF16(cversion, aVersion);
+ }
+ }
+
+protected:
+ virtual ~ApplicationAccessible() {}
+
+ // Accessible
+ virtual Accessible* GetSiblingAtOffset(int32_t aOffset,
+ nsresult *aError = nullptr) const override;
+
+private:
+ nsCOMPtr<nsIXULAppInfo> mAppInfo;
+};
+
+inline ApplicationAccessible*
+Accessible::AsApplication()
+{
+ return IsApplication() ? static_cast<ApplicationAccessible*>(this) : nullptr;
+}
+
+} // namespace a11y
+} // namespace mozilla
+
+#endif
+