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/*
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Copyright 2011 WebDriver committers
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Copyright 2011 Google Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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     http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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Author: [email protected]
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*/
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#ifndef IBUSHANDLER_H_
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#define IBUSHANDLER_H_
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#include <vector>
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#include <string>
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#include "imehandler.h"
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// If ibus.h is not included, provide a forward definition
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// for these classes.
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#ifndef IBUS_MAJOR_VERSION
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class IBusInputContext;
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class IBusBus;
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#endif
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/*
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 * Implementation of the IME handler for the linux ibus framework.
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 */
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class IBusHandler : public ImeHandler {
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 public:
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  IBusHandler();
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  virtual ~IBusHandler();
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  virtual std::vector<std::string> GetInstalledEngines() const;
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  virtual std::vector<std::string> GetAvailableEngines() const;
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  virtual std::string GetActiveEngine() const;
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  virtual bool IsActivated() const;
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  virtual void Deactivate();
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  virtual int LoadEngines(const std::vector<std::string>&);
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  virtual bool ActivateEngine(const std::string&);
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 private:
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  // Methods to factorize common tasks.
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  IBusInputContext* GetCurrentInputContext() const;
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  // The current connection to the ibus daemon.
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  IBusBus* bus_;
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  // Is iBus available at all?
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  bool ibus_available_;
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  DISALLOW_COPY_AND_ASSIGN(IBusHandler);
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};
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#endif  // IBUSHANDLER_H_
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