blob: e90b48f6b7b714e5ceaa67f2ffd95d03417c4b4a [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
namespace ui {
class Accelerator;
} // namespace ui
namespace ash {
// Delegate for controlling IME (input method editor).
class ImeControlDelegate {
virtual ~ImeControlDelegate() {}
// Returns whether a user can cycle through IMEs. Returns false if only one
// IME is enabled.
virtual bool CanCycleIme() = 0;
// Changes the IME to what is listed next.
virtual void HandleNextIme() = 0;
// Changes the IME to previously selected one. If there is no previously
// selected IMEs, chooses the next listed IME.
virtual void HandlePreviousIme() = 0;
// Returns true if the IME can be switched to the IME associated with
// |accelerator|.
virtual bool CanSwitchIme(const ui::Accelerator& accelerator) = 0;
// Switches to the IME associated with |accelerator|.
virtual void HandleSwitchIme(const ui::Accelerator& accelerator) = 0;
// Checks for special language anomalies and re-map the |accelerator|
// accordingly.
virtual ui::Accelerator RemapAccelerator(
const ui::Accelerator& accelerator) = 0;
} // namespace ash