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DocumentationTencent Cloud Super App as a ServiceGuildlines for Mini Program DevelopmentAPIDeviceScreen
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Last updated: 2025-02-24 17:10:36
setVisualEffectOnCapture
Notes:
This API is supported in mini programs but not in mini games.
This API is called using wx.setVisualEffectOnCapture(Object object).
Feature description:Sets the screen display when taking screenshots or recording the screen.(for Android only).
Parameter and description:Object object.
Property | Type | Default value | Required | Description |
visualEffect | string | none | False | The visual effect during screenshot/recording. Supports none or hidden. Passing hidden will hide the screen during capture. |
success | function | - | False | Callback function for successful API calls. |
fail | function | - | False | Callback function for failed API calls. |
complete | function | - | False | Callback function executed after API call ends (regardless of success or failure). |
setScreenBrightness
This API is called using wx.setScreenBrightness(Object object).
Feature description:Sets the screen brightness.
Parameter and description:Object object.
Property | Type | Default value | Required | Description |
value | number | - | True | Screen brightness value, ranging from 0 (darkest) to 1 (brightest). On Android, supports a special value of -1, which means the screen brightness follows the system setting. |
success | function | - | False | Callback function for successful API calls. |
fail | function | - | False | Callback function for failed API calls. |
complete | function | - | False | Callback function executed after API call ends (regardless of success or failure). |
setKeepScreenOn
This API is called using wx.setKeepScreenOn(Object object).
Feature description:Sets whether to keep the screen on. This setting only takes effect within the current mini program and will be invalid once you leave the mini program.
Parameter and description:Object object.
Property | Type | Default value | Required | Description |
keepScreenOn | boolean | - | True | Whether to keep the screen on. |
success | function | - | False | Callback function for successful API calls. |
fail | function | - | False | Callback function for failed API calls. |
complete | function | - | False | Callback function executed after API call ends (regardless of success or failure). |
Example:
wx.setKeepScreenOn({keepScreenOn: true})
onUserCaptureScreen
This API is called using wx.onUserCaptureScreen(function listener).
Notes:
This API is supported in mini programs but not in mini games.
Feature description:Listens for user-initiated screenshot event. It is triggered when the user takes a screenshot using the system screenshot button. Only one listener can be registered.
Parameter and description:function listener. The listener for user-initiated screenshot event.
Example:
wx.onUserCaptureScreen(function (res) {console.log('User took a screenshot')})
onScreenRecordingStateChanged
Notes:
This API is supported in mini programs but not in mini games.
This API is called using wx.onScreenRecordingStateChanged(function listener).
Feature description:Listens for user-initiated screen recording event.
Parameter and description:function listener. The listener for user-initiated screen recording event.
Property | Type | Description |
state | string | Screen recording status. Valid values: start: Screen recording started stop: Screen recording stopped |
Example:
// Listen for user-initiated screen recording eventconst handler = function (res) {console.log(res.state)}wx.onScreenRecordingStateChanged(handler)// Cancel listening for user screen recording eventwx.offScreenRecordingStateChanged(handler)
offUserCaptureScreen
This API is called using wx.offUserCaptureScreen(function callback).
Notes:
This API is supported in mini programs but not in mini games.
Feature description: Cancels the listener for user-initiated screenshot event.
Parameter and description:function callback. The callback function for user-initiated screenshot event.
offScreenRecordingStateChanged
Notes:
This API is supported in mini programs but not in mini games.
This API is called using wx.offScreenRecordingStateChanged(function listener).
Feature description:Removes the listener for user-initiated screen recording event.
Parameter and description:function listener. The listener passed to onScreenRecordingStateChanged. If not provided, all listeners will be removed.
Example:
// Listen for user-initiated screen recording eventconst handler = function (res) {console.log(res.state)}wx.onScreenRecordingStateChanged(handler)// Cancel listening for user screen recording eventwx.offScreenRecordingStateChanged(handler)
const listener = function (res) { console.log(res) }wx.onScreenRecordingStateChanged(listener)wx.offScreenRecordingStateChanged(listener) // Must pass the same function object used in onScreenRecordingStateChanged
getScreenRecordingState
Notes:
This API is supported in mini programs but not in mini games.
This API is called using wx.getScreenRecordingState(Object object).
Feature description:Queries whether the user is currently recording the screen.
Parameter and description:Object object.
Property | Type | Default value | Required | Description |
success | function | - | False | Callback function for successful API calls. |
fail | function | - | False | Callback function for failed API calls. |
complete | function | - | False | Callback function executed after API call ends (regardless of success or failure). |
object.success callback function parameter:Object res.
Property | Type | Description |
state | string | Screen recording status. Valid values: on: Enabled off: Disabled |
Example:
wx.getScreenRecordingState({success: function (res) {console.log(res.state)},})
getScreenBrightness
This API is called using wx.getScreenBrightness(Object object).
Notes:
If the automatic brightness adjustment feature is enabled in the Android system settings, the screen brightness will automatically adjust according to the light. This API can only obtain the value before the automatic brightness adjustment, not the real-time brightness value.
Feature description:Gets the screen brightness.
Parameter and description:Object object.
Property | Type | Default value | Required | Description |
success | function | - | False | Callback function for successful API calls. |
fail | function | - | False | Callback function for failed API calls. |
complete | function | - | False | Callback function executed after API call ends (regardless of success or failure). |
object.success callback function parameter:Object object.
Property | Type | Description |
value | number | Screen brightness value, ranging from 0 (darkest) to 1 (brightest). |
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