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/* 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_FocusModel_h
#define mozilla_FocusModel_h
#include "mozilla/LookAndFeel.h"
#include "mozilla/StaticPrefs_accessibility.h"
#include "mozilla/TypedEnumBits.h"
namespace mozilla {
enum class IsFocusableFlags : uint8_t {
WithMouse = 1 << 0,
// Whether to treat an invisible frame as not focusable
IgnoreVisibility = 1 << 1,
};
MOZ_MAKE_ENUM_CLASS_BITWISE_OPERATORS(IsFocusableFlags);
enum class TabFocusableType : uint8_t {
TextControls = 1, // Textboxes and lists always tabbable
FormElements = 1 << 1, // Non-text form elements
Links = 1 << 2, // Links
Any = TextControls | FormElements | Links,
};
class FocusModel final {
public:
static bool AppliesToXUL() {
return StaticPrefs::accessibility_tabfocus_applies_to_xul();
}
static bool IsTabFocusable(TabFocusableType aType) {
if (StaticPrefs::accessibility_tabfocus() & int32_t(aType)) {
return true;
}
if (LookAndFeel::GetInt(LookAndFeel::IntID::FullKeyboardAccess)) {
return true;
}
return false;
}
};
} // namespace mozilla
#endif
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