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// Copyright (c) 2009 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.
#ifndef CHROME_BROWSER_CHROMEOS_SYNAPTICS_LIBRARY_H_
#define CHROME_BROWSER_CHROMEOS_SYNAPTICS_LIBRARY_H_
#include "base/singleton.h"
#include "third_party/cros/chromeos_synaptics.h"
namespace chromeos {
// This class handles the interaction with the ChromeOS synaptics library APIs.
// Users can get an instance of this library class like this:
// SynapticsLibrary::Get()
// For a list of SynapticsPrameters, see third_party/cros/chromeos_synaptics.h
class SynapticsLibrary {
public:
// This gets the singleton SynapticsLibrary.
static SynapticsLibrary* Get();
// Makes sure the library is loaded, loading it if necessary. Returns true if
// the library has been successfully loaded.
static bool EnsureLoaded();
// Sets a boolean parameter. The actual call will be run on the FILE thread.
void SetBoolParameter(SynapticsParameter param, bool value);
// Sets a range parameter. The actual call will be run on the FILE thread.
// Value should be between 1 and 10 inclusive.
void SetRangeParameter(SynapticsParameter param, int value);
private:
friend struct DefaultSingletonTraits<SynapticsLibrary>;
SynapticsLibrary() {}
~SynapticsLibrary() {}
// This helper methods calls into the libcros library to set the parameter.
// This call is run on the FILE thread.
void SetParameter(SynapticsParameter param, int value);
DISALLOW_COPY_AND_ASSIGN(SynapticsLibrary);
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_SYNAPTICS_LIBRARY_H_
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