harmony 鸿蒙Interaction Event Overview

Interaction Event Overview

Interaction events are classified based on trigger types into touchscreen events, keyboard and mouse events, and focus events.

Touchscreen event: an event triggered by the operation performed a finger or stylus on the touchscreen.
Keyboard and mouse event: an event triggered by an operation performed on a peripheral mouse, touchpad, or keyboard.
- The mouse event refers to an event responded to when an operation is performed with a peripheral mouse or touchpad.
- The keyboard event refera to an event responded to when an operation is performed with a peripheral keyboard.
Focus event: an event triggered when a component receives or loses focus.

The gesture event includes the gesture binding method and the bound gesture – a single or combined gesture.

Gesture binding method: a method that binds a single or combined gesture to a component and declares the response priority of the bound gesture.
Single gesture: basic unit of gestures, which is a part of all complex gestures.
Combined gesture: a combination of single gestures brought together according to a declared type and a certain rule.