BTIsVisible (Function)

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BTIsVisible (Function)

In french: BTEstVisible

Allows you to find out whether a Bluetooth radio is visible.

Remark: A Bluetooth radio corresponds to a Bluetooth transmitter. This transmitter can correspond to a Bluetooth USB key or it can be an element included in a computer (laptop for example).

Versions 16 and later

This function is now available for Android applications.

Caution: Bluetooth functions are not available in the Android emulator.

New in version 16

This function is now available for Android applications.

Caution: Bluetooth functions are not available in the Android emulator.

This function is now available for Android applications.

Caution: Bluetooth functions are not available in the Android emulator.

Versions 18 and later

This function is now available in Android Widget mode.

New in version 18

This function is now available in Android Widget mode.

Example

bVisible is boolean
// Identifier of Bluetooth radios listed in a Table control
nRadioID is int
nRadioID = TABLE_Radios.COL_ID[TABLE_Radios]
// Checks whether the selected radio is visible
bVisible = BTIsVisible(nRadioID)
// Display
IF bVisible = True THEN
Trace("Visible")
ELSE
Trace("Not visible")
END
// Change the visibility
BTChangeVisibility(nRadioID, NOT bVisible)

Syntax

Syntax that can be used in Windows Hide the details

<Result> = BTIsVisible(<Radio identifier>)

<Result>: Boolean

True if the Bluetooth radio is visible,
False otherwise.

<Radio identifier>: Integer

Identifier of Bluetooth radio to use. This identifier is returned by BTListRadio.

Syntax that can be used in Mobile and Android Hide the details

<Result> = BTIsVisible()

<Result>: Boolean

True if the Bluetooth radio is visible,
False otherwise.

Remarks

Limitation

Only the Microsoft Bluetooth stack is supported by this function. To find out the stack used, call BTStack.

See Which stacks to use? for more details

Versions 16 and later

Required permissions

The call to this function modifies the permissions required by the application.

Required permission: BLUETOOTH.

This permission allows the applications to connect to the Bluetooth services.

New in version 16

Required permissions

The call to this function modifies the permissions required by the application.

Required permission: BLUETOOTH.

This permission allows the applications to connect to the Bluetooth services.

Required permissions

The call to this function modifies the permissions required by the application.

Required permission: BLUETOOTH.

This permission allows the applications to connect to the Bluetooth services.

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