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// Copyright 2023 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/events/gesture_detection/gesture_configuration.h"
#include "base/command_line.h"
#include "base/memory/singleton.h"
#include "ui/events/event_switches.h"
namespace ui {
namespace {
class GestureConfigurationIOS : public GestureConfiguration {
public:
GestureConfigurationIOS(const GestureConfigurationIOS&) = delete;
GestureConfigurationIOS& operator=(const GestureConfigurationIOS&) = delete;
~GestureConfigurationIOS() override {}
static GestureConfigurationIOS* GetInstance() {
return base::Singleton<GestureConfigurationIOS>::get();
}
private:
GestureConfigurationIOS() : GestureConfiguration() {
set_double_tap_enabled(true);
set_stylus_scale_enabled(false);
set_gesture_begin_end_types_enabled(false);
set_fling_touchscreen_tap_suppression_enabled(true);
set_fling_touchpad_tap_suppression_enabled(false);
set_short_press_time(base::Milliseconds(
std::max(long_press_time_in_ms() - 100, long_press_time_in_ms() / 2)));
}
friend struct base::DefaultSingletonTraits<GestureConfigurationIOS>;
};
} // namespace
// Create a GestureConfigurationIOS singleton instance when using iOS.
GestureConfiguration* GestureConfiguration::GetPlatformSpecificInstance() {
return GestureConfigurationIOS::GetInstance();
}
} // namespace ui
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