| type | string | Yes| Type of the key input event to listen for. Only **key** is supported.|
| keyOptions | [keyOptions](#keyOptions) | Yes| Key option, which specifies the condition for combination key input.|
| keyOptions | [keyOptions](#keyoptions) | Yes| Key option, which specifies the condition for combination key input.|
| callback | Callback<KeyOptions> | Yes| Callback used to return the result.<br> When a key input event that meets the specified options occurs, **keyOptions** will be passed as an input parameter to **callback**.|
**Example**
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@@ -62,7 +62,7 @@ This is a system API.
| Name| Type| Mandatory| Description|
| -------- | -------- | -------- | -------- |
| type | string | Yes| Type of the key input event to listen for. Only **key** is supported.|
| keyOptions | [keyOptions](#keyOptions) | Yes| Key options passed to the key input event when listening starts.|
| keyOptions | [keyOptions](#keyoptions) | Yes| Key options passed to the key input event when listening starts.|
| callback | Callback<KeyOptions> | Yes| Callback function passed to the key input event with **keyOptions** when listening starts.|
The Input Device module implements listening for connection, disconnection, and update events of input devices and displays information about input devices. For example, it can be used to listen for mouse insertion and removal and obtain information such as the ID, name, and pointer speed of the mouse.
> **NOTE**<br>
> **NOTE**
>
> The initial APIs of this module are supported since API version 8. Newly added APIs will be marked with a superscript to indicate their earliest API version.
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@@ -28,7 +29,7 @@ Enables listening for hot swap events of an input device.
@@ -126,7 +126,7 @@ Switches to another input method. This API uses a promise to return the result.
```
## InputMethodController
In the following API examples, you must first use **[getInputMethodController](#inputmethodgetinputmethodcontroller)** to obtain an **InputMethodController** instance, and then call the APIs using the obtained instance.
In the following API examples, you must first use [getInputMethodController](#inputmethodgetinputmethodcontroller) to obtain an **InputMethodController** instance, and then call the APIs using the obtained instance.
### stopInput
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@@ -174,7 +174,7 @@ Hides the keyboard. This API uses an asynchronous callback to return the result.
## InputMethodSetting<sup>8+</sup>
In the following API examples, you must first use **[getInputMethodSetting](#inputmethodgetinputmethodcontroller)** to obtain an **InputMethodSetting** instance, and then call the APIs using the obtained instance.
In the following API examples, you must first use [getInputMethodSetting](#inputmethodgetinputmethodcontroller) to obtain an **InputMethodSetting** instance, and then call the APIs using the obtained instance.