chromium/ui/base/ime/ash/ime_bridge.cc

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/base/ime/ash/ime_bridge.h"

namespace ash {

static IMEBridge* g_ime_bridge = nullptr;

IMEBridge::IMEBridge() : current_input_context_(ui::TEXT_INPUT_TYPE_NONE) {}

IMEBridge::~IMEBridge() = default;

TextInputTarget* IMEBridge::GetInputContextHandler() const {
  return input_context_handler_;
}

void IMEBridge::SetInputContextHandler(TextInputTarget* handler) {
  input_context_handler_ = handler;
  for (auto& observer : observers_) {
    observer.OnInputContextHandlerChanged();
  }
}

void IMEBridge::SetCurrentEngineHandler(TextInputMethod* handler) {
  engine_handler_ = handler;
}

TextInputMethod* IMEBridge::GetCurrentEngineHandler() const {
  return engine_handler_;
}

void IMEBridge::SetCurrentInputContext(
    const TextInputMethod::InputContext& input_context) {
  current_input_context_ = input_context;
}

const TextInputMethod::InputContext& IMEBridge::GetCurrentInputContext() const {
  return current_input_context_;
}

void IMEBridge::AddObserver(IMEBridgeObserver* observer) {
  observers_.AddObserver(observer);
}

void IMEBridge::RemoveObserver(IMEBridgeObserver* observer) {
  observers_.RemoveObserver(observer);
}

void IMEBridge::SetCandidateWindowHandler(
    IMECandidateWindowHandlerInterface* handler) {
  candidate_window_handler_ = handler;
}

IMECandidateWindowHandlerInterface* IMEBridge::GetCandidateWindowHandler()
    const {
  return candidate_window_handler_;
}

void IMEBridge::SetAssistiveWindowHandler(
    IMEAssistiveWindowHandlerInterface* handler) {
  assistive_window_handler_ = handler;
}

IMEAssistiveWindowHandlerInterface* IMEBridge::GetAssistiveWindowHandler()
    const {
  return assistive_window_handler_;
}

// static.
IMEBridge* IMEBridge::Get() {
  if (!g_ime_bridge) {
    g_ime_bridge = new IMEBridge();
  }
  return g_ime_bridge;
}

}  // namespace ash