ui/events/devices/input_device_event_observer.h - Issue 945983002: Make ui::InputDeviceEventObserver provide a default implementation

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Unified Diff: ui/events/devices/input_device_event_observer.h

Issue 945983002: Make ui::InputDeviceEventObserver provide a default implementation (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Created 5 years, 10 months ago

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Index: ui/events/devices/input_device_event_observer.h

diff --git a/ui/events/devices/input_device_event_observer.h b/ui/events/devices/input_device_event_observer.h

index 707fea2095d6cf2d40675aba9cfcd4d5500716dc..4a2d55399e6e20304d70dfe9de79ea21aec58b33 100644

--- a/ui/events/devices/input_device_event_observer.h

+++ b/ui/events/devices/input_device_event_observer.h

@@ -14,10 +14,13 @@ class EVENTS_DEVICES_EXPORT InputDeviceEventObserver {

public:

virtual ~InputDeviceEventObserver() {}

- virtual void OnKeyboardDeviceConfigurationChanged() = 0;

- virtual void OnTouchscreenDeviceConfigurationChanged() = 0;

- virtual void OnMouseDeviceConfigurationChanged() = 0;

- virtual void OnTouchpadDeviceConfigurationChanged() = 0;

+ virtual void OnKeyboardDeviceConfigurationChanged() {}

+ virtual void OnTouchscreenDeviceConfigurationChanged() {}

+ virtual void OnMouseDeviceConfigurationChanged() {}

+ virtual void OnTouchpadDeviceConfigurationChanged() {}

+ protected:

+ InputDeviceEventObserver() {}

};

} // namespace ui